hi
"}) +# +# Or, if you don't want /etc, do this: +# +# wheic.parse_html({fragment: "body", html: "hi
"}) +# +# This code can _almost_ run outside the browser (eg under node.js). To get it +# to run without the browser would require native implementation of +# decode_named_char_ref(). The current implementation of that function uses the +# browser's DOM api, to save space (the list of valid named characters is +# massive.) + +# This code is a work in progress, eg try search this file for "fixfull", +# "TODO" and "FIXME" -# stacks/lists +# Notes: stacks/lists # -# the spec uses a many different words do indicate which ends of lists/stacks -# they are talking about (and relative movement within the lists/stacks). This -# section splains. I'm implementing "lists" (afe and open_els) the same way -# (both as stacks) +# Jason was frequently confused by the terminology used to refer to different +# parts of the stacks and lists in the spec, so he made this chart to help keep +# his head straight: # # stacks grow downward (current element is index=0) # @@ -46,13 +81,22 @@ # 1: b # 0: a "end of the list", "current node", "bottommost", "last" - -# browser -# note: to get this to run outside a browser, you'll have to write a native -# implementation of decode_named_char_ref() -unless module?.exports? +if (typeof module) isnt 'undefined' and module.exports? + context = 'module' + exports = module.exports +else + context = 'browser' window.wheic = {} - module = exports: window.wheic + exports = window.wheic + +from_code_point = (x) -> + if String.fromCodePoint? + return String.fromCodePoint x + else + if x <= 0xffff + return String.fromCharCode x + x -= 0x10000 + return String.fromCharCode((x >> 10) + 0xd800, (x % 0x400) + 0xdc00) # Each node is an obect of the Node class. Here are the Node types: TYPE_TAG = 0 # name, {attributes}, [children] @@ -71,14 +115,23 @@ NS_HTML = 1 NS_MATHML = 2 NS_SVG = 3 +# quirks mode constants +QUIRKS_NO = 1 +QUIRKS_LIMITED = 2 +QUIRKS_YES = 3 + +# queue up debug logs, so eg they can be shown only for tests that fail g_debug_log = [] debug_log_reset = -> g_debug_log = [] + return debug_log = (str) -> g_debug_log.push str + return debug_log_each = (cb) -> for str in g_debug_log cb str + return prev_node_id = 0 class Node @@ -92,67 +145,23 @@ class Node @namespace = args.namespace ? NS_HTML @parent = args.parent ? null @token = args.token ? null + @flags = args.flags ? {} if args.id? @id = "#{args.id}+" else @id = "#{++prev_node_id}" - shallow_clone: -> # return a new node that's the same except without the children or parent - # WARNING this doesn't work right on open tags that are still being parsed - attrs = {} - attrs[k] = v for k, v of @attrs - return new Node @type, name: @name, text: @text, attrs: attrs, namespace: @namespace, id: @id, token: @token acknowledge_self_closing: -> if @token? - @token.flag 'did_self_close' + @token.flag 'did_self_close', true else @flag 'did_self_close', true - flag: -> - # fixfull - serialize: (shallow = false, show_ids = false) -> # for unit tests - ret = '' - switch @type - when TYPE_TAG - ret += 'tag:' - ret += JSON.stringify @name - ret += ',' - if show_ids - ret += "##{@id}," - if shallow - break - attr_keys = [] - for k of @attrs - attr_keys.push k - attr_keys.sort() - ret += '{' - sep = '' - for k in attr_keys - ret += sep - sep = ',' - ret += "#{JSON.stringify k}:#{JSON.stringify @attrs[k]}" - ret += '},[' - sep = '' - for c in @children - ret += sep - sep = ',' - ret += c.serialize shallow, show_ids - ret += ']' - when TYPE_TEXT - ret += 'text:' - ret += JSON.stringify @text - when TYPE_COMMENT - ret += 'comment:' - ret += JSON.stringify @text - when TYPE_DOCTYPE - ret += 'doctype' - # FIXME - when TYPE_AFE_MARKER - ret += 'marker' - when TYPE_AAA_BOOKMARK - ret += 'aaa_bookmark' - else - ret += 'unknown:' - console.log "unknown: #{JSON.stringify @}" # backtrace is just as well - return ret + return + flag: (key, value = null) -> + if value? + @flags[key] = value + else + return @flags[key] + return # helpers: (only take args that are normally known when parser creates nodes) new_open_tag = (name) -> @@ -181,6 +190,11 @@ digits = "0123456789" alnum = lc_alpha + uc_alpha + digits hex_chars = digits + "abcdefABCDEF" +is_uc_alpha = (str) -> + return str.length is 1 and uc_alpha.indexOf(str) > -1 +is_lc_alpha = (str) -> + return str.length is 1 and lc_alpha.indexOf(str) > -1 + # some SVG elements have dashes in them tag_name_chars = alnum + "-" @@ -191,9 +205,106 @@ is_space = (txt) -> is_space_tok = (t) -> return t.type is TYPE_TEXT && t.text.length is 1 and space_chars.indexOf(t.text) > -1 +is_input_hidden_tok = (t) -> + return false unless t.type is TYPE_START_TAG + for a in t.attrs_a + if a[0] is 'type' + if a[1].toLowerCase() is 'hidden' + return true + return false + return false + # https://en.wikipedia.org/wiki/Whitespace_character#Unicode whitespace_chars = "\u0009\u000a\u000b\u000c\u000d\u0020\u0085\u00a0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u2028\u2029\u202f\u205f\u3000" +unicode_fixes = {} +unicode_fixes[0x00] = "\uFFFD" +unicode_fixes[0x80] = "\u20AC" +unicode_fixes[0x82] = "\u201A" +unicode_fixes[0x83] = "\u0192" +unicode_fixes[0x84] = "\u201E" +unicode_fixes[0x85] = "\u2026" +unicode_fixes[0x86] = "\u2020" +unicode_fixes[0x87] = "\u2021" +unicode_fixes[0x88] = "\u02C6" +unicode_fixes[0x89] = "\u2030" +unicode_fixes[0x8A] = "\u0160" +unicode_fixes[0x8B] = "\u2039" +unicode_fixes[0x8C] = "\u0152" +unicode_fixes[0x8E] = "\u017D" +unicode_fixes[0x91] = "\u2018" +unicode_fixes[0x92] = "\u2019" +unicode_fixes[0x93] = "\u201C" +unicode_fixes[0x94] = "\u201D" +unicode_fixes[0x95] = "\u2022" +unicode_fixes[0x96] = "\u2013" +unicode_fixes[0x97] = "\u2014" +unicode_fixes[0x98] = "\u02DC" +unicode_fixes[0x99] = "\u2122" +unicode_fixes[0x9A] = "\u0161" +unicode_fixes[0x9B] = "\u203A" +unicode_fixes[0x9C] = "\u0153" +unicode_fixes[0x9E] = "\u017E" +unicode_fixes[0x9F] = "\u0178" + +quirks_yes_pi_prefixes = [ + "+//silmaril//dtd html pro v0r11 19970101//" + "-//as//dtd html 3.0 aswedit + extensions//" + "-//advasoft ltd//dtd html 3.0 aswedit + extensions//" + "-//ietf//dtd html 2.0 level 1//" + "-//ietf//dtd html 2.0 level 2//" + "-//ietf//dtd html 2.0 strict level 1//" + "-//ietf//dtd html 2.0 strict level 2//" + "-//ietf//dtd html 2.0 strict//" + "-//ietf//dtd html 2.0//" + "-//ietf//dtd html 2.1e//" + "-//ietf//dtd html 3.0//" + "-//ietf//dtd html 3.2 final//" + "-//ietf//dtd html 3.2//" + "-//ietf//dtd html 3//" + "-//ietf//dtd html level 0//" + "-//ietf//dtd html level 1//" + "-//ietf//dtd html level 2//" + "-//ietf//dtd html level 3//" + "-//ietf//dtd html strict level 0//" + "-//ietf//dtd html strict level 1//" + "-//ietf//dtd html strict level 2//" + "-//ietf//dtd html strict level 3//" + "-//ietf//dtd html strict//" + "-//ietf//dtd html//" + "-//metrius//dtd metrius presentational//" + "-//microsoft//dtd internet explorer 2.0 html strict//" + "-//microsoft//dtd internet explorer 2.0 html//" + "-//microsoft//dtd internet explorer 2.0 tables//" + "-//microsoft//dtd internet explorer 3.0 html strict//" + "-//microsoft//dtd internet explorer 3.0 html//" + "-//microsoft//dtd internet explorer 3.0 tables//" + "-//netscape comm. corp.//dtd html//" + "-//netscape comm. corp.//dtd strict html//" + "-//o'reilly and associates//dtd html 2.0//" + "-//o'reilly and associates//dtd html extended 1.0//" + "-//o'reilly and associates//dtd html extended relaxed 1.0//" + "-//sq//dtd html 2.0 hotmetal + extensions//" + "-//softquad software//dtd hotmetal pro 6.0::19990601::extensions to html 4.0//" + "-//softquad//dtd hotmetal pro 4.0::19971010::extensions to html 4.0//" + "-//spyglass//dtd html 2.0 extended//" + "-//sun microsystems corp.//dtd hotjava html//" + "-//sun microsystems corp.//dtd hotjava strict html//" + "-//w3c//dtd html 3 1995-03-24//" + "-//w3c//dtd html 3.2 draft//" + "-//w3c//dtd html 3.2 final//" + "-//w3c//dtd html 3.2//" + "-//w3c//dtd html 3.2s draft//" + "-//w3c//dtd html 4.0 frameset//" + "-//w3c//dtd html 4.0 transitional//" + "-//w3c//dtd html experimental 19960712//" + "-//w3c//dtd html experimental 970421//" + "-//w3c//dtd w3 html//" + "-//w3o//dtd w3 html 3.0//" + "-//webtechs//dtd mozilla html 2.0//" + "-//webtechs//dtd mozilla html//" +] + # These are the character references that don't need a terminating semicolon # min length: 2, max: 6, none are a prefix of any other. legacy_char_refs = { @@ -285,14 +396,17 @@ special_elements = { h2:NS_HTML, h3:NS_HTML, h4:NS_HTML, h5:NS_HTML, h6:NS_HTML, head:NS_HTML, header:NS_HTML, hgroup:NS_HTML, hr:NS_HTML, html:NS_HTML, iframe:NS_HTML, img:NS_HTML, input:NS_HTML, isindex:NS_HTML, li:NS_HTML, link:NS_HTML, - listing:NS_HTML, main:NS_HTML, marquee:NS_HTML, meta:NS_HTML, nav:NS_HTML, - noembed:NS_HTML, noframes:NS_HTML, noscript:NS_HTML, object:NS_HTML, - ol:NS_HTML, p:NS_HTML, param:NS_HTML, plaintext:NS_HTML, pre:NS_HTML, - script:NS_HTML, section:NS_HTML, select:NS_HTML, source:NS_HTML, - style:NS_HTML, summary:NS_HTML, table:NS_HTML, tbody:NS_HTML, td:NS_HTML, - template:NS_HTML, textarea:NS_HTML, tfoot:NS_HTML, th:NS_HTML, - thead:NS_HTML, title:NS_HTML, tr:NS_HTML, track:NS_HTML, ul:NS_HTML, - wbr:NS_HTML, xmp:NS_HTML, + listing:NS_HTML, main:NS_HTML, marquee:NS_HTML, + + menu:NS_HTML,menuitem:NS_HTML, # WHATWG adds these + + meta:NS_HTML, nav:NS_HTML, noembed:NS_HTML, noframes:NS_HTML, + noscript:NS_HTML, object:NS_HTML, ol:NS_HTML, p:NS_HTML, param:NS_HTML, + plaintext:NS_HTML, pre:NS_HTML, script:NS_HTML, section:NS_HTML, + select:NS_HTML, source:NS_HTML, style:NS_HTML, summary:NS_HTML, + table:NS_HTML, tbody:NS_HTML, td:NS_HTML, template:NS_HTML, + textarea:NS_HTML, tfoot:NS_HTML, th:NS_HTML, thead:NS_HTML, title:NS_HTML, + tr:NS_HTML, track:NS_HTML, ul:NS_HTML, wbr:NS_HTML, xmp:NS_HTML, # MathML: mi:NS_MATHML, mo:NS_MATHML, mn:NS_MATHML, ms:NS_MATHML, mtext:NS_MATHML, @@ -308,62 +422,227 @@ formatting_elements = { u: true } +mathml_text_integration = { + mi: NS_MATHML, mo: NS_MATHML, mn: NS_MATHML, ms: NS_MATHML, mtext: NS_MATHML +} +is_mathml_text_integration_point = (el) -> + return mathml_text_integration[el.name] is el.namespace +is_html_integration = (el) -> # DON'T PASS A TOKEN + if el.namespace is NS_MATHML + if el.name is 'annotation-xml' + if el.attrs.encoding? + if el.attrs.encoding.toLowerCase() is 'text/html' + return true + if el.attrs.encoding.toLowerCase() is 'application/xhtml+xml' + return true + return false + if el.namespace is NS_SVG + if el.name is 'foreignObject' or el.name is 'desc' or el.name is 'title' + return true + return false + +h_tags = { + h1:NS_HTML, h2:NS_HTML, h3:NS_HTML, h4:NS_HTML, h5:NS_HTML, h6:NS_HTML +} + foster_parenting_targets = { - table: true - tbody: true - tfoot: true - thead: true - tr: true + table: NS_HTML + tbody: NS_HTML + tfoot: NS_HTML + thead: NS_HTML + tr: NS_HTML } -# all html I presume end_tag_implied = { - dd: true - dt: true - li: true - option: true - optgroup: true - p: true - rb: true - rp: true - rt: true - rtc: true + dd: NS_HTML + dt: NS_HTML + li: NS_HTML + option: NS_HTML + optgroup: NS_HTML + p: NS_HTML + rb: NS_HTML + rp: NS_HTML + rt: NS_HTML + rtc: NS_HTML } el_is_special = (e) -> return special_elements[e.name] is e.namespace +adp_els = { address: NS_HTML, div: NS_HTML, p: NS_HTML } +el_is_special_not_adp = (el) -> + return special_elements[el.name] is el.namespace and adp_els[el.name] isnt el.namespace + +svg_name_fixes = { + altglyph: 'altGlyph' + altglyphdef: 'altGlyphDef' + altglyphitem: 'altGlyphItem' + animatecolor: 'animateColor' + animatemotion: 'animateMotion' + animatetransform: 'animateTransform' + clippath: 'clipPath' + feblend: 'feBlend' + fecolormatrix: 'feColorMatrix' + fecomponenttransfer: 'feComponentTransfer' + fecomposite: 'feComposite' + feconvolvematrix: 'feConvolveMatrix' + fediffuselighting: 'feDiffuseLighting' + fedisplacementmap: 'feDisplacementMap' + fedistantlight: 'feDistantLight' + fedropshadow: 'feDropShadow' + feflood: 'feFlood' + fefunca: 'feFuncA' + fefuncb: 'feFuncB' + fefuncg: 'feFuncG' + fefuncr: 'feFuncR' + fegaussianblur: 'feGaussianBlur' + feimage: 'feImage' + femerge: 'feMerge' + femergenode: 'feMergeNode' + femorphology: 'feMorphology' + feoffset: 'feOffset' + fepointlight: 'fePointLight' + fespecularlighting: 'feSpecularLighting' + fespotlight: 'feSpotLight' + fetile: 'feTile' + feturbulence: 'feTurbulence' + foreignobject: 'foreignObject' + glyphref: 'glyphRef' + lineargradient: 'linearGradient' + radialgradient: 'radialGradient' + textpath: 'textPath' +} +svg_attribute_fixes = { + attributename: 'attributeName' + attributetype: 'attributeType' + basefrequency: 'baseFrequency' + baseprofile: 'baseProfile' + calcmode: 'calcMode' + clippathunits: 'clipPathUnits' + contentscripttype: 'contentScriptType' + contentstyletype: 'contentStyleType' + diffuseconstant: 'diffuseConstant' + edgemode: 'edgeMode' + externalresourcesrequired: 'externalResourcesRequired' + # WHATWG removes this: filterres: 'filterRes' + filterunits: 'filterUnits' + glyphref: 'glyphRef' + gradienttransform: 'gradientTransform' + gradientunits: 'gradientUnits' + kernelmatrix: 'kernelMatrix' + kernelunitlength: 'kernelUnitLength' + keypoints: 'keyPoints' + keysplines: 'keySplines' + keytimes: 'keyTimes' + lengthadjust: 'lengthAdjust' + limitingconeangle: 'limitingConeAngle' + markerheight: 'markerHeight' + markerunits: 'markerUnits' + markerwidth: 'markerWidth' + maskcontentunits: 'maskContentUnits' + maskunits: 'maskUnits' + numoctaves: 'numOctaves' + pathlength: 'pathLength' + patterncontentunits: 'patternContentUnits' + patterntransform: 'patternTransform' + patternunits: 'patternUnits' + pointsatx: 'pointsAtX' + pointsaty: 'pointsAtY' + pointsatz: 'pointsAtZ' + preservealpha: 'preserveAlpha' + preserveaspectratio: 'preserveAspectRatio' + primitiveunits: 'primitiveUnits' + refx: 'refX' + refy: 'refY' + repeatcount: 'repeatCount' + repeatdur: 'repeatDur' + requiredextensions: 'requiredExtensions' + requiredfeatures: 'requiredFeatures' + specularconstant: 'specularConstant' + specularexponent: 'specularExponent' + spreadmethod: 'spreadMethod' + startoffset: 'startOffset' + stddeviation: 'stdDeviation' + stitchtiles: 'stitchTiles' + surfacescale: 'surfaceScale' + systemlanguage: 'systemLanguage' + tablevalues: 'tableValues' + targetx: 'targetX' + targety: 'targetY' + textlength: 'textLength' + viewbox: 'viewBox' + viewtarget: 'viewTarget' + xchannelselector: 'xChannelSelector' + ychannelselector: 'yChannelSelector' + zoomandpan: 'zoomAndPan' +} +foreign_attr_fixes = { + 'xlink:actuate': 'xlink actuate' + 'xlink:arcrole': 'xlink arcrole' + 'xlink:href': 'xlink href' + 'xlink:role': 'xlink role' + 'xlink:show': 'xlink show' + 'xlink:title': 'xlink title' + 'xlink:type': 'xlink type' + 'xml:base': 'xml base' + 'xml:lang': 'xml lang' + 'xml:space': 'xml space' + 'xmlns': 'xmlns' + 'xmlns:xlink': 'xmlns xlink' +} +adjust_mathml_attributes = (t) -> + for a in t.attrs_a + if a[0] is 'definitionurl' + a[0] = 'definitionURL' + return +adjust_svg_attributes = (t) -> + for a in t.attrs_a + if svg_attribute_fixes[a[0]]? + a[0] = svg_attribute_fixes[a[0]] + return +adjust_foreign_attributes = (t) -> + # fixfull + for a in t.attrs_a + if foreign_attr_fixes[a[0]]? + a[0] = foreign_attr_fixes[a[0]] + return + # decode_named_char_ref() # -# The list of named character references is _huge_ so ask the browser to decode -# for us instead of wasting bandwidth/space on including the table here. -# -# Pass without the "&" but with the ";" examples: -# for "&" pass "amp;" -# for "′" pass "x2032;" -g_dncr = { - cache: {} - textarea: document.createElement('textarea') -} -# TODO test this in IE8 +# The list of named character references is _huge_ so if we're running in a +# browser, we get the browser to decode them, rather than increasing the code +# size to include the table. +if context is 'module' + _decode_named_char_ref = require './html5-named-entities.coffee' +else + # TODO test this in IE8 + decode_named_char_ref_el = document.createElement('textarea') + _decode_named_char_ref = (txt) -> + txt = "&#{txt};" + decode_named_char_ref_el.innerHTML = txt + decoded = decode_named_char_ref_el.value + return null if decoded is txt + return decoded +# Pass the name of a named entity _that has a terminating semicolon_ +# Entities without terminating semicolons should use legacy_char_refs[] +# Do not include the "&" or ";" in your argument, eg pass "alpha" +decode_named_char_ref_cache = {} decode_named_char_ref = (txt) -> - txt = "&#{txt}" - decoded = g_dncr.cache[txt] + decoded = decode_named_char_ref_cache[txt] return decoded if decoded? - g_dncr.textarea.innerHTML = txt - decoded = g_dncr.textarea.value - return null if decoded is txt - return g_dncr.cache[txt] = decoded + decoded = _decode_named_char_ref txt + return decode_named_char_ref_cache[txt] = decoded -parse_html = (txt, parse_error_cb = null) -> - cur = 0 # index of next char in txt to be parsed +parse_html = (args) -> + txt = null + cur = null # index of next char in txt to be parsed # declare doc and tokenizer variables so they're in scope below doc = null open_els = null # stack of open elements afe = null # active formatting elements - template_insertion_modes = null - insertion_mode = null - original_insertion_mode = null + template_ins_modes = null + ins_mode = null + original_ins_mode = null tok_state = null tok_cur_tag = null # partially parsed tag flag_scripting = null @@ -379,61 +658,77 @@ parse_html = (txt, parse_error_cb = null) -> stop_parsing = -> flag_parsing = false + return parse_error = -> - if parse_error_cb? - parse_error_cb cur + if args.error_cb? + args.error_cb cur else console.log "Parse error at character #{cur} of #{txt.length}" + return + # http://www.w3.org/TR/html5/syntax.html#push-onto-the-list-of-active-formatting-elements + # "Noah's Ark clause" but with three afe_push = (new_el) -> matches = 0 for el, i in afe + if el.type is TYPE_AFE_MARKER + break if el.name is new_el.name and el.namespace is new_el.namespace + attrs_match = true for k, v of el.attrs - continue unless new_el.attrs[k] is v - for k, v of new_el.attrs - continue unless el.attrs[k] is v - matches += 1 - if matches is 3 - afe.splice i, 1 - break + unless new_el.attrs[k] is v + attrs_match = false + break + if attrs_match + for k, v of new_el.attrs + unless el.attrs[k] is v + attrs_match = false + break + if attrs_match + matches += 1 + if matches is 3 + afe.splice i, 1 + break afe.unshift new_el + return + afe_push_marker = -> afe.unshift new_afe_marker() + return # the functions below impliment the Tree Contstruction algorithm # http://www.w3.org/TR/html5/syntax.html#tree-construction # But first... the helpers template_tag_is_open = -> - for t in open_els - if t.name is 'template' # maybe should also check: and t.namespace is 'html' + for el in open_els + if el.name is 'template' and el.namespace is NS_HTML return true return false is_in_scope_x = (tag_name, scope, namespace) -> - for t in open_els - if t.name is tag_name and (namespace is null or namespace is t.namespace) + for el in open_els + if el.name is tag_name and (namespace is null or namespace is el.namespace) return true - if scope[t.name] is t.namespace + if scope[el.name] is el.namespace return false return false is_in_scope_x_y = (tag_name, scope, scope2, namespace) -> - for t in open_els - if t.name is tag_name and (namespace is null or namespace is t.namespace) + for el in open_els + if el.name is tag_name and (namespace is null or namespace is el.namespace) return true - if scope[t.name] is t.namespace + if scope[el.name] is el.namespace return false - if scope2[t.name] is t.namespace + if scope2[el.name] is el.namespace return false return false - standard_scopers = { # FIXME these are supposed to be namespace specific + standard_scopers = { applet: NS_HTML, caption: NS_HTML, html: NS_HTML, table: NS_HTML, td: NS_HTML, th: NS_HTML, marquee: NS_HTML, object: NS_HTML, - template: NS_HTML, mi: NS_MATHML, + template: NS_HTML, - mo: NS_MATHML, mn: NS_MATHML, ms: NS_MATHML, mtext: NS_MATHML, - 'annotation-xml': NS_MATHML, + mi: NS_MATHML, mo: NS_MATHML, mn: NS_MATHML, ms: NS_MATHML, + mtext: NS_MATHML, 'annotation-xml': NS_MATHML, foreignObject: NS_SVG, desc: NS_SVG, title: NS_SVG } @@ -446,19 +741,23 @@ parse_html = (txt, parse_error_cb = null) -> return is_in_scope_x_y tag_name, standard_scopers, button_scopers, namespace is_in_table_scope = (tag_name, namespace = null) -> return is_in_scope_x tag_name, table_scopers, namespace + # aka is_in_list_item_scope + is_in_li_scope = (tag_name, namespace = null) -> + return is_in_scope_x_y tag_name, standard_scopers, li_scopers, namespace is_in_select_scope = (tag_name, namespace = null) -> for t in open_els if t.name is tag_name and (namespace is null or namespace is t.namespace) return true - if t.ns isnt NS_HTML t.name isnt 'optgroup' and t.name isnt 'option' + if t.namespace isnt NS_HTML and t.name isnt 'optgroup' and t.name isnt 'option' return false return false # this checks for a particular element, not by name - el_is_in_scope = (el) -> - for t in open_els - if t is el + # this requires a namespace match + el_is_in_scope = (needle) -> + for el in open_els + if el is needle return true - if standard_scopers[t.name] is t.namespace + if standard_scopers[el.name] is el.namespace return false return false @@ -474,15 +773,15 @@ parse_html = (txt, parse_error_cb = null) -> open_els.shift() return clear_to_table_body_stopers = { - 'tbody': true - 'tfoot': true - 'thead': true - 'template': true - 'html': true + tbody: NS_HTML + tfoot: NS_HTML + thead: NS_HTML + template: NS_HTML + html: NS_HTML } clear_stack_to_table_body_context = -> loop - if clear_to_table_body_stopers[open_els[0].name]? + if clear_to_table_body_stopers[open_els[0].name] is open_els[0].namespace break open_els.shift() return @@ -499,13 +798,15 @@ parse_html = (txt, parse_error_cb = null) -> return clear_afe_to_marker = -> loop + return unless afe.length > 0 # this happens in fragment case, ?spec error el = afe.shift() if el.type is TYPE_AFE_MARKER return + return # 8.2.3.1 ... # http://www.w3.org/TR/html5/syntax.html#reset-the-insertion-mode-appropriately - reset_insertion_mode = -> + reset_ins_mode = -> # 1. Let last be false. last = false # 2. Let node be the last node in the stack of open elements. @@ -518,10 +819,10 @@ parse_html = (txt, parse_error_cb = null) -> loop if node_i is open_els.length - 1 last = true - # fixfull (fragment case) - + if flag_fragment_parsing + node = context_element # 4. If node is a select element, run these substeps: - if node.name is 'select' + if node.name is 'select' and node.namespace is NS_HTML # 1. If last is true, jump to the step below labeled done. unless last # 2. Let ancestor be node. @@ -538,93 +839,97 @@ parse_html = (txt, parse_error_cb = null) -> ancestor = open_els[ancestor_i] # 5. If ancestor is a template node, jump to the step below # labeled done. - if ancestor.name is 'template' + if ancestor.name is 'template' and ancestor.namespace is NS_HTML break # 6. If ancestor is a table node, switch the insertion mode # to "in select in table" and abort these steps. - if ancestor.name is 'table' - insertion_mode = ins_mode_in_select_in_table + if ancestor.name is 'table' and ancestor.namespace is NS_HTML + ins_mode = ins_mode_in_select_in_table return # 7. Jump back to the step labeled loop. # 8. Done: Switch the insertion mode to "in select" and abort # these steps. - insertion_mode = ins_mode_in_select + ins_mode = ins_mode_in_select return # 5. If node is a td or th element and last is false, then switch # the insertion mode to "in cell" and abort these steps. - if (node.name is 'td' or node.name is 'th') and last is false - insertion_mode = ins_mode_in_cell + if (node.name is 'td' or node.name is 'th') and node.namespace is NS_HTML and last is false + ins_mode = ins_mode_in_cell return # 6. If node is a tr element, then switch the insertion mode to "in # row" and abort these steps. - if node.name is 'tr' - insertion_mode = ins_mode_in_row + if node.name is 'tr' and node.namespace is NS_HTML + ins_mode = ins_mode_in_row return # 7. If node is a tbody, thead, or tfoot element, then switch the # insertion mode to "in table body" and abort these steps. - if node.name is 'tbody' or node.name is 'thead' or node.name is 'tfoot' - insertion_mode = ins_mode_in_table_body + if (node.name is 'tbody' or node.name is 'thead' or node.name is 'tfoot') and node.namespace is NS_HTML + ins_mode = ins_mode_in_table_body return # 8. If node is a caption element, then switch the insertion mode # to "in caption" and abort these steps. - if node.name is 'caption' - insertion_mode = ins_mode_in_caption + if node.name is 'caption' and node.namespace is NS_HTML + ins_mode = ins_mode_in_caption return # 9. If node is a colgroup element, then switch the insertion mode # to "in column group" and abort these steps. - if node.name is 'colgroup' - insertion_mode = ins_mode_in_column_group + if node.name is 'colgroup' and node.namespace is NS_HTML + ins_mode = ins_mode_in_column_group return # 10. If node is a table element, then switch the insertion mode to # "in table" and abort these steps. - if node.name is 'table' - insertion_mode = ins_mode_in_table + if node.name is 'table' and node.namespace is NS_HTML + ins_mode = ins_mode_in_table return # 11. If node is a template element, then switch the insertion mode # to the current template insertion mode and abort these steps. - # fixfull (template insertion mode stack) - + if node.name is 'template' and node.namespace is NS_HTML + ins_mode = template_ins_modes[0] + return # 12. If node is a head element and last is true, then switch the # insertion mode to "in body" ("in body"! not "in head"!) and abort # these steps. (fragment case) - if node.name is 'head' and last - insertion_mode = ins_mode_in_body + if node.name is 'head' and node.namespace is NS_HTML and last + ins_mode = ins_mode_in_body return # 13. If node is a head element and last is false, then switch the # insertion mode to "in head" and abort these steps. - if node.name is 'head' and last is false - insertion_mode = ins_mode_in_head + if node.name is 'head' and node.namespace is NS_HTML and last is false + ins_mode = ins_mode_in_head return # 14. If node is a body element, then switch the insertion mode to # "in body" and abort these steps. - if node.name is 'body' - insertion_mode = ins_mode_in_body + if node.name is 'body' and node.namespace is NS_HTML + ins_mode = ins_mode_in_body return # 15. If node is a frameset element, then switch the insertion mode # to "in frameset" and abort these steps. (fragment case) - if node.name is 'frameset' - insertion_mode = ins_mode_in_frameset + if node.name is 'frameset' and node.namespace is NS_HTML + ins_mode = ins_mode_in_frameset return # 16. If node is an html element, run these substeps: - if node.name is 'html' + if node.name is 'html' and node.namespace is NS_HTML # 1. If the head element pointer is null, switch the insertion # mode to "before head" and abort these steps. (fragment case) - # fixfull (fragment case) - - # 2. Otherwise, the head element pointer is not null, switch - # the insertion mode to "after head" and abort these steps. - insertion_mode = ins_mode_in_body # FIXME fixfull + if head_element_pointer is null + ins_mode = ins_mode_before_head + else + # 2. Otherwise, the head element pointer is not null, + # switch the insertion mode to "after head" and abort these + # steps. + ins_mode = ins_mode_after_head return # 17. If last is true, then switch the insertion mode to "in body" # and abort these steps. (fragment case) if last - insertion_mode = ins_mode_in_body + ins_mode = ins_mode_in_body return # 18. Let node now be the node before node in the stack of open # elements. node_i += 1 node = open_els[node_i] # 19. Return to the step labeled loop. + return # 8.2.3.2 @@ -637,7 +942,7 @@ parse_html = (txt, parse_error_cb = null) -> # http://www.w3.org/TR/html5/syntax.html#reconstruct-the-active-formatting-elements # this implementation is structured (mostly) as described at the link above. # capitalized comments are the "labels" described at the link above. - reconstruct_active_formatting_elements = -> + reconstruct_afe = -> return if afe.length is 0 if afe[0].type is TYPE_AFE_MARKER or afe[0] in open_els return @@ -652,11 +957,11 @@ parse_html = (txt, parse_error_cb = null) -> break # Create loop - el = afe[i].shallow_clone() - tree_insert_element el + el = insert_html_element afe[i].token afe[i] = el break if i is 0 i -= 1 # Advance + return # http://www.w3.org/TR/html5/syntax.html#adoption-agency-algorithm # adoption agency algorithm @@ -665,20 +970,43 @@ parse_html = (txt, parse_error_cb = null) -> # http://www.w3.org/TR/html5/syntax.html#misnested-tags:-b-p-/b-/p # http://www.w3.org/TR/html5/syntax.html#unclosed-formatting-elements adoption_agency = (subject) -> - debug_log "adoption_agency()" - debug_log "tree: #{serialize_els doc.children, false, true}" - debug_log "open_els: #{serialize_els open_els, true, true}" - debug_log "afe: #{serialize_els afe, true, true}" - if open_els[0].name is subject - el = open_els[0] - open_els.shift() +# this block implements tha W3C spec +# # 1. If the current node is an HTML element whose tag name is subject, +# # then run these substeps: +# # +# # 1. Let element be the current node. +# # +# # 2. Pop element off the stack of open elements. +# # +# # 3. If element is also in the list of active formatting elements, +# # remove the element from the list. +# # +# # 4. Abort the adoption agency algorithm. +# if open_els[0].name is subject and open_els[0].namespace is NS_HTML +# el = open_els.shift() +# # remove it from the list of active formatting elements (if found) +# for t, i in afe +# if t is el +# afe.splice i, 1 +# break +# return +# WHATWG: https://html.spec.whatwg.org/multipage/syntax.html#adoption-agency-algorithm + # If the current node is an HTML element whose tag name is subject, and + # the current node is not in the list of active formatting elements, + # then pop the current node off the stack of open elements, and abort + # these steps. + if open_els[0].name is subject and open_els[0].namespace is NS_HTML # remove it from the list of active formatting elements (if found) - for t, i in afe - if t is el - afe.splice i, 1 + in_afe = false + for el, i in afe + if el is open_els[0] + in_afe = true break - debug_log "aaa: starting off with subject on top of stack, exiting" - return + unless in_afe + open_els.shift() + return + # fall through +# END WHATWG outer = 0 loop if outer >= 8 @@ -698,7 +1026,6 @@ parse_html = (txt, parse_error_cb = null) -> # If there is no such element, then abort these steps and instead # act as described in the "any other end tag" entry above. if fe is null - debug_log "aaa: fe not found in afe" in_body_any_other_end_tag subject return # 6. If formatting element is not in the stack of open elements, @@ -710,7 +1037,6 @@ parse_html = (txt, parse_error_cb = null) -> in_open_els = true break unless in_open_els - debug_log "aaa: fe not found in open_els" parse_error() # "remove it from the list" must mean afe, since it's not in open_els afe.splice fe_of_afe, 1 @@ -719,7 +1045,6 @@ parse_html = (txt, parse_error_cb = null) -> # the element is not in scope, then this is a parse error; abort # these steps. unless el_is_in_scope fe - debug_log "aaa: fe not in scope" parse_error() return # 8. If formatting element is not the current node, this is a parse @@ -745,7 +1070,6 @@ parse_html = (txt, parse_error_cb = null) -> # formatting element from the list of active formatting elements, # and finally abort these steps. if fb is null - debug_log "aaa: no fb" loop t = open_els.shift() if t is fe @@ -777,21 +1101,12 @@ parse_html = (txt, parse_error_cb = null) -> node_next = open_els[i + 1] break node = node_next ? node_above - debug_log "inner loop #{inner}" - debug_log "tree: #{serialize_els doc.children, false, true}" - debug_log "open_els: #{serialize_els open_els, true, true}" - debug_log "afe: #{serialize_els afe, true, true}" - debug_log "ca: #{ca.name}##{ca.id} children: #{serialize_els ca.children, true, true}" - debug_log "fe: #{fe.name}##{fe.id} children: #{serialize_els fe.children, true, true}" - debug_log "fb: #{fb.name}##{fb.id} children: #{serialize_els fb.children, true, true}" - debug_log "node: #{node.serialize true, true}" # TODO make sure node_above gets re-set if/when node is removed from open_els # 4. If node is formatting element, then go to the next step in # the overall algorithm. if node is fe break - debug_log "the meat" # 5. If inner loop counter is greater than three and node is in # the list of active formatting elements, then remove node from # the list of active formatting elements. @@ -800,23 +1115,19 @@ parse_html = (txt, parse_error_cb = null) -> if t is node if inner > 3 afe.splice i, 1 - debug_log "max out inner" else node_in_afe = true - debug_log "in afe" break # 6. If node is not in the list of active formatting elements, # then remove node from the stack of open elements and then go # back to the step labeled inner loop. unless node_in_afe - debug_log "not in afe" for t, i in open_els if t is node node_above = open_els[i + 1] open_els.splice i, 1 break continue - debug_log "the bones" # 7. create an element for the token for which the element node # was created, in the HTML namespace, with common ancestor as # the intended parent; replace the entry for node in the list @@ -824,17 +1135,15 @@ parse_html = (txt, parse_error_cb = null) -> # element, replace the entry for node in the stack of open # elements with an entry for the new element, and let node be # the new element. - new_node = node.shallow_clone() + new_node = token_to_element node.token, NS_HTML, ca for t, i in afe if t is node afe[i] = new_node - debug_log "replaced in afe" break for t, i in open_els if t is node node_above = open_els[i + 1] open_els[i] = new_node - debug_log "replaced in open_els" break node = new_node # 8. If last node is furthest block, then move the @@ -844,29 +1153,23 @@ parse_html = (txt, parse_error_cb = null) -> for t, i in afe if t is bookmark afe.splice i, 1 - debug_log "removed bookmark" break for t, i in afe if t is node # "after" means lower afe.splice i, 0, bookmark # "after as <- - debug_log "placed bookmark after node" - debug_log "node: #{node.id} afe: #{serialize_els afe, true, true}" break # 9. Insert last node into node, first removing it from its # previous parent node if any. if last_node.parent? - debug_log "last_node has parent" for c, i in last_node.parent.children if c is last_node - debug_log "removing last_node from parent" last_node.parent.children.splice i, 1 break node.children.push last_node last_node.parent = node # 10. Let last node be node. last_node = node - debug_log "at last" # 11. Return to the step labeled inner loop. # 14. Insert whatever last node ended up being in the previous step # at the appropriate place for inserting a node, but using common @@ -877,40 +1180,19 @@ parse_html = (txt, parse_error_cb = null) -> # * last_node is fb # * last_node is still in the tree (not a duplicate) if last_node.parent? - debug_log "FEFIRST? last_node has parent" for c, i in last_node.parent.children if c is last_node - debug_log "removing last_node from parent" last_node.parent.children.splice i, 1 break - - debug_log "after aaa inner loop" - debug_log "ca: #{ca.name}##{ca.id} children: #{serialize_els ca.children, true, true}" - debug_log "fe: #{fe.name}##{fe.id} children: #{serialize_els fe.children, true, true}" - debug_log "fb: #{fb.name}##{fb.id} children: #{serialize_els fb.children, true, true}" - debug_log "last_node: #{last_node.name}##{last_node.id} children: #{serialize_els last_node.children, true, true}" - debug_log "tree: #{serialize_els doc.children, false, true}" - - debug_log "insert" - - # can't use standard insert token thing, because it's already in # open_els and must stay at it's current position in open_els dest = adjusted_insertion_location ca dest[0].children.splice dest[1], 0, last_node last_node.parent = dest[0] - - - debug_log "ca: #{ca.name}##{ca.id} children: #{serialize_els ca.children, true, true}" - debug_log "fe: #{fe.name}##{fe.id} children: #{serialize_els fe.children, true, true}" - debug_log "fb: #{fb.name}##{fb.id} children: #{serialize_els fb.children, true, true}" - debug_log "last_node: #{last_node.name}##{last_node.id} children: #{serialize_els last_node.children, true, true}" - debug_log "tree: #{serialize_els doc.children, false, true}" - # 15. Create an element for the token for which formatting element # was created, in the HTML namespace, with furthest block as the # intended parent. - new_element = fe.shallow_clone() # FIXME intended parent thing + new_element = token_to_element fe.token, NS_HTML, fb # 16. Take all of the child nodes of furthest block and append them # to the element created in the last step. while fb.children.length @@ -944,24 +1226,22 @@ parse_html = (txt, parse_error_cb = null) -> open_els.splice i, 0, new_element break # 20. Jump back to the step labeled outer loop. - debug_log "done wrapping fb's children. new_element: #{new_element.name}##{new_element.id}" - debug_log "tree: #{serialize_els doc.children, false, true}" - debug_log "open_els: #{serialize_els open_els, true, true}" - debug_log "afe: #{serialize_els afe, true, true}" - debug_log "AAA DONE" + return # http://www.w3.org/TR/html5/syntax.html#close-a-p-element close_p_element = -> generate_implied_end_tags 'p' # arg is exception - if open_els[0].name isnt 'p' + unless open_els[0].name is 'p' and open_els[0].namespace is NS_HTML parse_error() while open_els.length > 1 # just in case el = open_els.shift() - if el.name is 'p' + if el.name is 'p' and el.namespace is NS_HTML return + return close_p_if_in_button_scope = -> - if is_in_button_scope 'p' + if is_in_button_scope 'p', NS_HTML close_p_element() + return # http://www.w3.org/TR/html5/syntax.html#insert-a-character # aka insert_a_character = (t) -> @@ -974,6 +1254,36 @@ parse_html = (txt, parse_error_cb = null) -> prev.text += t.text return dest[0].children.splice dest[1], 0, t + return + + # 8.2.5 http://www.w3.org/TR/html5/syntax.html#tree-construction + process_token = (t) -> + acn = adjusted_current_node() + unless acn? + ins_mode t + return + if acn.namespace is NS_HTML + ins_mode t + return + if is_mathml_text_integration_point(acn) + if t.type is TYPE_START_TAG and not (t.name is 'mglyph' or t.name is 'malignmark') + ins_mode t + return + if t.type is TYPE_TEXT + ins_mode t + return + if acn.namespace is NS_MATHML and acn.name is 'annotation-xml' and t.type is TYPE_START_TAG and t.name is 'svg' + ins_mode t + return + if is_html_integration acn + if t.type is TYPE_START_TAG or t.type is TYPE_TEXT + ins_mode t + return + if t.type is TYPE_EOF + ins_mode t + return + in_foreign_content t + return # 8.2.5.1 # http://www.w3.org/TR/html5/syntax.html#creating-and-inserting-nodes @@ -991,14 +1301,14 @@ parse_html = (txt, parse_error_cb = null) -> # If foster parenting is enabled and target is a table, tbody, tfoot, # thead, or tr element Foster parenting happens when content is # misnested in tables. - if flag_foster_parenting and foster_parenting_targets[target.name] + if flag_foster_parenting and foster_parenting_targets[target.name] is target.namespace loop # once. this is here so we can ``break`` to "abort these substeps" # 1. Let last template be the last template element in the # stack of open elements, if any. last_template = null last_template_i = null for el, i in open_els - if el.name is 'template' + if el.name is 'template' and el.namespace is NS_HTML last_template = el last_template_i = i break @@ -1007,7 +1317,7 @@ parse_html = (txt, parse_error_cb = null) -> last_table = null last_table_i for el, i in open_els - if el.name is 'table' + if el.name is 'table' and el.namespace is NS_HTML last_table = el last_table_i = i break @@ -1018,7 +1328,7 @@ parse_html = (txt, parse_error_cb = null) -> # last template's template contents, after its last child (if # any), and abort these substeps. if last_template and (last_table is null or last_template_i < last_table_i) - target = template # fixfull should be it's contents + target = last_template # fixfull should be it's contents target_i = target.children.length break # 4. If there is no last table, then let adjusted insertion @@ -1029,6 +1339,7 @@ parse_html = (txt, parse_error_cb = null) -> # this is odd target = open_els[open_els.length - 1] target_i = target.children.length + break # 5. If last table has a parent element, then let adjusted # insertion location be inside last table's parent element, # immediately before last table, and abort these substeps. @@ -1070,11 +1381,9 @@ parse_html = (txt, parse_error_cb = null) -> # http://www.w3.org/TR/html5/syntax.html#create-an-element-for-the-token # aka create_an_element_for_token token_to_element = (t, namespace, intended_parent) -> - t.type = TYPE_TAG # not TYPE_START_TAG # convert attributes into a hash attrs = {} - while t.attrs_a.length - a = t.attrs_a.pop() + for a in t.attrs_a attrs[a[0]] = a[1] # TODO check what to do with dupilcate attrs el = new Node TYPE_TAG, name: t.name, namespace: namespace, attrs: attrs, token: t @@ -1100,76 +1409,96 @@ parse_html = (txt, parse_error_cb = null) -> open_els.unshift el return el # http://www.w3.org/TR/html5/syntax.html#insert-an-html-element - insert_html_element = insert_foreign_element # (token, namespace) -> - - # FIXME read implement "foster parenting" part - # FIXME read spec, do this right - # FIXME implement the override target thing - # note: this assumes it's an open tag - # FIXME what part of the spec is this? - # TODO look through all callers of this, and see what they should really be doing. - # eg probably insert_html_element for tokens - tree_insert_element = (el, override_target = null, namespace = null) -> - if namespace? - el.namespace = namespace - dest = adjusted_insertion_location override_target - if el.type is TYPE_START_TAG # means it's a "token" - el = token_to_element el, namespace, dest[0] - unless el.namespace? - namespace = dest.namespace - # fixfull: Document nodes sometimes can't accept more chidren - dest[0].children.splice dest[1], 0, el - el.parent = dest[0] - open_els.unshift el - return el + insert_html_element = (token) -> + return insert_foreign_element token, NS_HTML # http://www.w3.org/TR/html5/syntax.html#insert-a-comment # position should be [node, index_within_children] insert_comment = (t, position = null) -> position ?= adjusted_insertion_location() position[0].children.splice position[1], 0, t + return # 8.2.5.2 # http://www.w3.org/TR/html5/syntax.html#generic-raw-text-element-parsing-algorithm parse_generic_raw_text = (t) -> insert_html_element t tok_state = tok_state_rawtext - original_insertion_mode = insertion_mode - insertion_mode = ins_mode_text + original_ins_mode = ins_mode + ins_mode = ins_mode_text + return parse_generic_rcdata_text = (t) -> insert_html_element t tok_state = tok_state_rcdata - original_insertion_mode = insertion_mode - insertion_mode = ins_mode_text + original_ins_mode = ins_mode + ins_mode = ins_mode_text + return # 8.2.5.3 http://www.w3.org/TR/html5/syntax.html#closing-elements-that-have-implied-end-tags # http://www.w3.org/TR/html5/syntax.html#generate-implied-end-tags generate_implied_end_tags = (except = null) -> - while end_tag_implied[open_els[0].name] and open_els[0].name isnt except + while end_tag_implied[open_els[0].name] is open_els[0].namespace and open_els[0].name isnt except open_els.shift() + return # 8.2.5.4 The rules for parsing tokens in HTML content # http://www.w3.org/TR/html5/syntax.html#parsing-main-inhtml # 8.2.5.4.1 The "initial" insertion mode # http://www.w3.org/TR/html5/syntax.html#the-initial-insertion-mode + is_quirks_yes_doctype = (t) -> + if t.flag 'force-quirks' + return true + if t.name isnt 'html' + return true + if t.public_identifier? + pi = t.public_identifier.toLowerCase() + for p in quirks_yes_pi_prefixes + if pi.substr(0, p.length) is p + return true + if pi is '-//w3o//dtd w3 html strict 3.0//en//' or pi is '-/w3c/dtd html 4.0 transitional/en' or pi is 'html' + return true + if t.system_identifier? + if t.system_identifier.toLowerCase() is 'http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd' + return true + else if t.public_identifier? + # already did this: pi = t.public_identifier.toLowerCase() + if pi.substr(0, 32) is '-//w3c//dtd html 4.01 frameset//' or pi.substr(0, 36) is '-//w3c//dtd html 4.01 transitional//' + return true + return false + is_quirks_limited_doctype = (t) -> + if t.public_identifier? + pi = t.public_identifier.toLowerCase() + if pi.substr(0, 32) is '-//w3c//dtd xhtml 1.0 frameset//' or pi.substr(0, 36) is '-//w3c//dtd xhtml 1.0 transitional//' + return true + if t.system_identifier? + if pi.substr(0, 32) is '-//w3c//dtd html 4.01 frameset//' or pi.substr(0, 36) is '-//w3c//dtd html 4.01 transitional//' + return true + return false ins_mode_initial = (t) -> if is_space_tok t return if t.type is TYPE_COMMENT - # fixfull this is supposed to be "the last child of the document object" + # ?fixfull doc.children.push t return if t.type is TYPE_DOCTYPE - # FIXME check identifiers, set quirks, etc - # fixfull + # fixfull syntax error from first paragraph and following bullets + # fixfull set doc.doctype + # fixfull is the "not an iframe srcdoc" thing relevant? + if is_quirks_yes_doctype t + doc.flag 'quirks mode', QUIRKS_YES + else if is_quirks_limited_doctype t + doc.flag 'quirks mode', QUIRKS_LIMITED doc.children.push t - insertion_mode = ins_mode_before_html + ins_mode = ins_mode_before_html return # Anything else - #fixfull (iframe, quirks) - insertion_mode = ins_mode_before_html - insertion_mode t # reprocess the token + # fixfull not iframe srcdoc? + parse_error() + doc.flag 'quirks mode', QUIRKS_YES + ins_mode = ins_mode_before_html + process_token t return # 8.2.5.4.2 http://www.w3.org/TR/html5/syntax.html#the-before-html-insertion-mode @@ -1184,9 +1513,11 @@ parse_html = (txt, parse_error_cb = null) -> return if t.type is TYPE_START_TAG and t.name is 'html' el = token_to_element t, NS_HTML, doc + doc.children.push el + el.document = doc open_els.unshift(el) # fixfull (big paragraph in spec about manifest, fragment, urls, etc) - insertion_mode = ins_mode_before_head + ins_mode = ins_mode_before_head return if t.type is TYPE_END_TAG if t.name is 'head' or t.name is 'body' or t.name is 'html' or t.name is 'br' @@ -1195,13 +1526,13 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() return # Anything else - html_tok = new_open_tag 'html' - el = token_to_element html_tok, NS_HTML, doc + el = token_to_element new_open_tag('html'), NS_HTML, doc doc.children.push el + el.document = doc open_els.unshift el # ?fixfull browsing context - insertion_mode = ins_mode_before_head - insertion_mode t + ins_mode = ins_mode_before_head + process_token t return # 8.2.5.4.3 http://www.w3.org/TR/html5/syntax.html#the-before-head-insertion-mode @@ -1220,7 +1551,8 @@ parse_html = (txt, parse_error_cb = null) -> if t.type is TYPE_START_TAG and t.name is 'head' el = insert_html_element t head_element_pointer = el - insertion_mode = ins_mode_in_head + ins_mode = ins_mode_in_head + return if t.type is TYPE_END_TAG if t.name is 'head' or t.name is 'body' or t.name is 'html' or t.name is 'br' # fall through to Anything else below @@ -1228,17 +1560,18 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() return # Anything else - head_tok = new_open_tag 'head' - el = insert_html_element head_tok + el = insert_html_element new_open_tag 'head' head_element_pointer = el - insertion_mode = ins_mode_in_head - insertion_mode t # reprocess current token + ins_mode = ins_mode_in_head + process_token t + return # 8.2.5.4.4 http://www.w3.org/TR/html5/syntax.html#parsing-main-inhead ins_mode_in_head_else = (t) -> # factored out for same-as-spec flow control open_els.shift() # spec says this will be a 'head' node - insertion_mode = ins_mode_after_head - insertion_mode t + ins_mode = ins_mode_after_head + process_token t + return ins_mode_in_head = (t) -> if t.type is TYPE_TEXT and (t.text is "\t" or t.text is "\n" or t.text is "\u000c" or t.text is ' ') insert_character t @@ -1266,27 +1599,27 @@ parse_html = (txt, parse_error_cb = null) -> if t.type is TYPE_START_TAG and t.name is 'title' parse_generic_rcdata_text t return - if t.type is TYPE_START_TAG and ((t.name is 'noscript' and flag_scripting) or (t.name is 'noframes' or t.name is 'style')) + if t.type is TYPE_START_TAG and ((t.name is 'noscript' and flag_scripting) or t.name is 'noframes' or t.name is 'style') parse_generic_raw_text t return if t.type is TYPE_START_TAG and t.name is 'noscript' and flag_scripting is false insert_html_element t - insertion_mode = in_head_noscript # FIXME implement + ins_mode = ins_mode_in_head_noscript return if t.type is TYPE_START_TAG and t.name is 'script' ail = adjusted_insertion_location() el = token_to_element t, NS_HTML, ail - el.flag 'parser-inserted', true # FIXME implement + el.flag 'parser-inserted', true # fixfull frament case ail[0].children.splice ail[1], 0, el open_els.unshift el tok_state = tok_state_script_data - original_insertion_mode = insertion_mode # make sure orig... is defined - insertion_mode = ins_mode_text # FIXME implement + original_ins_mode = ins_mode # make sure orig... is defined + ins_mode = ins_mode_text return if t.type is TYPE_END_TAG and t.name is 'head' open_els.shift() # will be a head element... spec says so - insertion_mode = ins_mode_after_head + ins_mode = ins_mode_after_head return if t.type is TYPE_END_TAG and (t.name is 'body' or t.name is 'html' or t.name is 'br') ins_mode_in_head_else t @@ -1295,8 +1628,8 @@ parse_html = (txt, parse_error_cb = null) -> insert_html_element t afe_push_marker() flag_frameset_ok = false - insertion_mode = ins_mode_in_template - template_insertion_modes.unshift ins_mode_in_template # FIXME implement + ins_mode = ins_mode_in_template + template_ins_modes.unshift ins_mode_in_template return if t.type is TYPE_END_TAG and t.name is 'template' if template_tag_is_open() @@ -1305,11 +1638,11 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() loop el = open_els.shift() - if el.name is 'template' + if el.name is 'template' and el.namespace is NS_HTML break clear_afe_to_marker() - template_insertion_modes.shift() - reset_insertion_mode() + template_ins_modes.shift() + reset_ins_mode() else parse_error() return @@ -1317,18 +1650,45 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() return ins_mode_in_head_else t + return # 8.2.5.4.5 http://www.w3.org/TR/html5/syntax.html#parsing-main-inheadnoscript + ins_mode_in_head_noscript_else = (t) -> + parse_error() + open_els.shift() + ins_mode = ins_mode_in_head + process_token t + return ins_mode_in_head_noscript = (t) -> - # FIXME ?fixfull - console.log "ins_mode_in_head_noscript unimplemented" + if t.type is TYPE_DOCTYPE + parse_error() + return + if t.type is TYPE_START_TAG and t.name is 'html' + ins_mode_in_body t + return + if t.type is TYPE_END_TAG and t.name is 'noscript' + open_els.shift() + ins_mode = ins_mode_in_head + return + if is_space_tok(t) or t.type is TYPE_COMMENT or (t.type is TYPE_START_TAG and (t.name is 'basefont' or t.name is 'bgsound' or t.name is 'link' or t.name is 'meta' or t.name is 'noframes' or t.name is 'style')) + ins_mode_in_head t + return + if t.type is TYPE_END_TAG and t.name is 'br' + ins_mode_in_head_noscript_else t + return + if (t.type is TYPE_START_TAG and (t.name is 'head' or t.name is 'noscript')) or t.type is TYPE_END_TAG + parse_error() + return + # Anything else + ins_mode_in_head_noscript_else t + return # 8.2.5.4.6 http://www.w3.org/TR/html5/syntax.html#the-after-head-insertion-mode ins_mode_after_head_else = (t) -> body_tok = new_open_tag 'body' insert_html_element body_tok - insertion_mode = ins_mode_in_body - insertion_mode t # reprocess token + ins_mode = ins_mode_in_body + process_token t return ins_mode_after_head = (t) -> if is_space_tok t @@ -1346,21 +1706,20 @@ parse_html = (txt, parse_error_cb = null) -> if t.type is TYPE_START_TAG and t.name is 'body' insert_html_element t flag_frameset_ok = false - insertion_mode = ins_mode_in_body + ins_mode = ins_mode_in_body return if t.type is TYPE_START_TAG and t.name is 'frameset' insert_html_element t - insertion_mode = ins_mode_in_frameset + ins_mode = ins_mode_in_frameset return if t.type is TYPE_START_TAG and (t.name is 'base' or t.name is 'basefont' or t.name is 'bgsound' or t.name is 'link' or t.name is 'meta' or t.name is 'noframes' or t.name is 'script' or t.name is 'style' or t.name is 'template' or t.name is 'title') parse_error() open_els.unshift head_element_pointer ins_mode_in_head t - for el, i of open_els + for el, i in open_els if el is head_element_pointer open_els.splice i, 1 return - console.log "warning: 23904 couldn't find head element in open_els" return if t.type is TYPE_END_TAG and t.name is 'template' ins_mode_in_head t @@ -1373,247 +1732,648 @@ parse_html = (txt, parse_error_cb = null) -> return # Anything else ins_mode_after_head_else t + return # 8.2.5.4.7 http://www.w3.org/TR/html5/syntax.html#parsing-main-inbody in_body_any_other_end_tag = (name) -> # factored out because adoption agency calls it - for node, i in open_els - if node.name is name # FIXME check namespace too + node = open_els[0] + loop + if node.name is name and node.namespace is NS_HTML generate_implied_end_tags name # arg is exception - parse_error() unless i is 0 - while i >= 0 - open_els.shift() - i -= 1 - return - if special_elements[node.name]? # FIXME check namespac too + unless node is open_els[0] + parse_error() + loop + el = open_els.shift() + if el is node + return + if special_elements[node.name] is node.namespace parse_error() return - ins_mode_in_body = (t) -> - switch t.type - when TYPE_TEXT - switch t.text - when "\u0000" - parse_error() - when "\t", "\u000a", "\u000c", "\u000d", ' ' - reconstruct_active_formatting_elements() - insert_character t - else - reconstruct_active_formatting_elements() - insert_character t - flag_frameset_ok = false - when TYPE_COMMENT - insert_comment t - when TYPE_DOCTYPE - parse_error() - when TYPE_START_TAG - switch t.name - when 'html' - parse_error() - return if template_tag_is_open() - root_attrs = open_els[open_els.length - 1].attrs - for k, v of t.attrs - root_attrs[k] = v unless root_attrs[k]? - when 'base', 'basefont', 'bgsound', 'link', 'meta', 'noframes', 'script', 'style', 'template', 'title' - # FIXME also do this for (end tag) - return ins_mode_in_head t - when 'body' - parse_error() - # TODO - when 'frameset' - parse_error() - # TODO - when 'address', 'article', 'aside', 'blockquote', 'center', 'details', 'dialog', 'dir', 'div', 'dl', 'fieldset', 'figcaption', 'figure', 'footer', 'header', 'hgroup', 'main', 'nav', 'ol', 'p', 'section', 'summary', 'ul' - close_p_if_in_button_scope() - insert_html_element t - when 'h1', 'h2', 'h3', 'h4', 'h5', 'h6' - close_p_if_in_button_scope() - if open_els[0].name in ['h1', 'h2', 'h3', 'h4', 'h5', 'h6'] - parse_error() - open_els.shift() - insert_html_element t - # TODO lots more to implement here - when 'a' - # If the list of active formatting elements - # contains an a element between the end of the list and - # the last marker on the list (or the start of the list - # if there is no marker on the list), then this is a - # parse error; run the adoption agency algorithm for - # the tag name "a", then remove that element from the - # list of active formatting elements and the stack of - # open elements if the adoption agency algorithm didn't - # already remove it (it might not have if the element - # is not in table scope). - found = false - for el in afe - if el.type is TYPE_AFE_MARKER - break - if el.name is 'a' - found = el - if found? - parse_error() - adoption_agency 'a' - for el, i in afe - if el is found - afe.splice i, 1 - for el, i in open_els - if el is found - open_els.splice i, 1 - reconstruct_active_formatting_elements() - el = insert_html_element t - afe_push el - when 'b', 'big', 'code', 'em', 'font', 'i', 's', 'small', 'strike', 'strong', 'tt', 'u' - reconstruct_active_formatting_elements() - el = insert_html_element t - afe_push el - when 'table' - # fixfull quirksmode thing - close_p_if_in_button_scope() - insert_html_element t - insertion_mode = ins_mode_in_table - # TODO lots more to implement here - else # any other start tag - reconstruct_active_formatting_elements() - insert_html_element t - when TYPE_EOF - ok_tags = { - dd: true, dt: true, li: true, p: true, tbody: true, td: true, - tfoot: true, th: true, thead: true, tr: true, body: true, html: true, - } - for t in open_els - unless ok_tags[t.name]? - parse_error() - break - # TODO stack of template insertion modes thing - stop_parsing() - when TYPE_END_TAG - switch t.name - when 'body' - unless is_in_scope 'body' - parse_error() - return - # TODO implement parse error and move to tree_after_body - when 'html' - unless is_in_scope 'body' # weird, but it's what the spec says - parse_error() - return - # TODO implement parse error and move to tree_after_body, reprocess - when 'address', 'article', 'aside', 'blockquote', 'button', 'center', 'details', 'dialog', 'dir', 'div', 'dl', 'fieldset', 'figcaption', 'figure', 'footer', 'header', 'hgroup', 'listing', 'main', 'nav', 'ol', 'pre', 'section', 'summary', 'ul' - unless is_in_scope t.name, NS_HTML - parse_error() - return - generate_implied_end_tags() - unless open_els[0].name is t.name and open_els[0].namespace is NS_HTML - parse_error() - loop - el = open_els.shift() - if el.name is t.name and el.namespace is NS_HTML - return - # TODO lots more close tags to implement here - when 'p' - unless is_in_button_scope 'p' - parse_error() - insert_html_element new_open_tag 'p' - close_p_element() - # TODO lots more close tags to implement here - when 'a', 'b', 'big', 'code', 'em', 'font', 'i', 'nobr', 's', 'small', 'strike', 'strong', 'tt', 'u' - adoption_agency t.name - # TODO lots more close tags to implement here - else - in_body_any_other_end_tag t.name + for el, i in open_els + if node is el + node = open_els[i + 1] + break return - - ins_mode_in_table_else = (t) -> - parse_error() - flag_foster_parenting = true # FIXME - ins_mode_in_body t - flag_foster_parenting = false - can_in_table = { # FIXME do this inline like everywhere else - 'table': true - 'tbody': true - 'tfoot': true - 'thead': true - 'tr': true - } - - # 8.2.5.4.8 http://www.w3.org/TR/html5/syntax.html#parsing-main-incdata - ins_mode_text = (t) -> + ins_mode_in_body = (t) -> + if t.type is TYPE_TEXT and t.text is "\u0000" + parse_error() + return + if is_space_tok t + reconstruct_afe() + insert_character t + return if t.type is TYPE_TEXT + reconstruct_afe() insert_character t + flag_frameset_ok = false return - if t.type is TYPE_EOF - parse_error() - if open_els[0].name is 'script' - open_els[0].flag 'already started', true - open_els.shift() - insertion_mode = original_insertion_mode - insertion_mode t + if t.type is TYPE_COMMENT + insert_comment t return - if t.type is TYPE_END_TAG and t.name is 'script' - open_els.shift() - insertion_mode = original_insertion_mode - # fixfull the spec seems to assume that I'm going to run the script - # http://www.w3.org/TR/html5/syntax.html#scriptEndTag + if t.type is TYPE_DOCTYPE + parse_error() return - if t.type is TYPE_END_TAG - open_els.shift() - insertion_mode = original_insertion_mode + if t.type is TYPE_START_TAG and t.name is 'html' + parse_error() + return if template_tag_is_open() + root_attrs = open_els[open_els.length - 1].attrs + for a in t.attrs_a + root_attrs[a[0]] = a[1] unless root_attrs[a[0]]? return - console.log 'warning: end of ins_mode_text reached' - # the functions below implement the tokenizer stats described here: - # http://www.w3.org/TR/html5/syntax.html#tokenization - - # 8.2.5.4.9 http://www.w3.org/TR/html5/syntax.html#parsing-main-intable - ins_mode_in_table = (t) -> - switch t.type - when TYPE_TEXT - if can_in_table[t.name] - original_insertion_mode = insertion_mode - insertion_mode = ins_mode_in_table_text - insertion_mode t - else - ins_mode_in_table_else t - when TYPE_COMMENT - insert_comment t - when TYPE_DOCTYPE + if (t.type is TYPE_START_TAG and (t.name is 'base' or t.name is 'basefont' or t.name is 'bgsound' or t.name is 'link' or t.name is 'meta' or t.name is 'noframes' or t.name is 'script' or t.name is 'style' or t.name is 'template' or t.name is 'title')) or (t.type is TYPE_END_TAG and t.name is 'template') + ins_mode_in_head t + return + if t.type is TYPE_START_TAG and t.name is 'body' + parse_error() + return if open_els.length < 2 + second = open_els[open_els.length - 2] + return unless second.namespace is NS_HTML + return unless second.name is 'body' + return if template_tag_is_open() + flag_frameset_ok = false + for a in t.attrs_a + second.attrs[a[0]] = a[1] unless second.attrs[a[0]]? + return + if t.type is TYPE_START_TAG and t.name is 'frameset' + parse_error() + return if open_els.length < 2 + second_i = open_els.length - 2 + second = open_els[second_i] + return unless second.namespace is NS_HTML + return unless second.name is 'body' + if flag_frameset_ok is false + return + if second.parent? + for el, i in second.parent.children + if el is second + second.parent.children.splice i, 1 + break + open_els.splice second_i, 1 + # pop everything except the "root html element" + while open_els.length > 1 + open_els.shift() + insert_html_element t + ins_mode = ins_mode_in_frameset + return + if t.type is TYPE_EOF + ok_tags = { + dd:NS_HTML, dt:NS_HTML, li:NS_HTML, p:NS_HTML, tbody:NS_HTML, + td:NS_HTML, tfoot:NS_HTML, th:NS_HTML, thead:NS_HTML, + tr:NS_HTML, body:NS_HTML, html:NS_HTML, + } + for el in open_els + unless ok_tags[t.name] is el.namespace + parse_error() + break + if template_ins_modes.length > 0 + ins_mode_in_template t + else + stop_parsing() + return + if t.type is TYPE_END_TAG and t.name is 'body' + unless is_in_scope 'body', NS_HTML parse_error() - when TYPE_START_TAG - switch t.name - when 'caption' + return + ok_tags = { + dd:NS_HTML, dt:NS_HTML, li:NS_HTML, optgroup:NS_HTML, + option:NS_HTML, p:NS_HTML, rb:NS_HTML, rp:NS_HTML, rt:NS_HTML, + rtc:NS_HTML, tbody:NS_HTML, td:NS_HTML, tfoot:NS_HTML, + th:NS_HTML, thead:NS_HTML, tr:NS_HTML, body:NS_HTML, + html:NS_HTML + } + for el in open_els + unless ok_tags[t.name] is el.namespace + parse_error() + break + ins_mode = ins_mode_after_body + return + if t.type is TYPE_END_TAG and t.name is 'html' + unless is_in_scope 'body', NS_HTML + parse_error() + return + ok_tags = { + dd:NS_HTML, dt:NS_HTML, li:NS_HTML, optgroup:NS_HTML, + option:NS_HTML, p:NS_HTML, rb:NS_HTML, rp:NS_HTML, rt:NS_HTML, + rtc:NS_HTML, tbody:NS_HTML, td:NS_HTML, tfoot:NS_HTML, + th:NS_HTML, thead:NS_HTML, tr:NS_HTML, body:NS_HTML, + html:NS_HTML + } + for el in open_els + unless ok_tags[t.name] is el.namespace + parse_error() + break + ins_mode = ins_mode_after_body + process_token t + return + if t.type is TYPE_START_TAG and (t.name is 'address' or t.name is 'article' or t.name is 'aside' or t.name is 'blockquote' or t.name is 'center' or t.name is 'details' or t.name is 'dialog' or t.name is 'dir' or t.name is 'div' or t.name is 'dl' or t.name is 'fieldset' or t.name is 'figcaption' or t.name is 'figure' or t.name is 'footer' or t.name is 'header' or t.name is 'hgroup' or t.name is 'main' or t.name is 'nav' or t.name is 'ol' or t.name is 'p' or t.name is 'section' or t.name is 'summary' or t.name is 'ul') + close_p_if_in_button_scope() + insert_html_element t + return + if t.type is TYPE_START_TAG and h_tags[t.name]? + close_p_if_in_button_scope() + if h_tags[open_els[0].name] is open_els[0].namespace + parse_error() + open_els.shift() + insert_html_element t + return + if t.type is TYPE_START_TAG and (t.name is 'pre' or t.name is 'listing') + close_p_if_in_button_scope() + insert_html_element t + eat_next_token_if_newline() + flag_frameset_ok = false + return + if t.type is TYPE_START_TAG and t.name is 'form' + unless form_element_pointer is null or template_tag_is_open() + parse_error() + return + close_p_if_in_button_scope() + el = insert_html_element t + unless template_tag_is_open() + form_element_pointer = el + return + if t.type is TYPE_START_TAG and t.name is 'li' + flag_frameset_ok = false + for node in open_els + if node.name is 'li' and node.namespace is NS_HTML + generate_implied_end_tags 'li' # arg is exception + if open_els[0].name isnt 'li' or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is 'li' and el.namespace is NS_HTML + break + break + if el_is_special_not_adp node + break + close_p_if_in_button_scope() + insert_html_element t + return + if t.type is TYPE_START_TAG and (t.name is 'dd' or t.name is 'dt') + flag_frameset_ok = false + for node in open_els + if node.name is 'dd' and node.namespace is NS_HTML + generate_implied_end_tags 'dd' # arg is exception + if open_els[0].name isnt 'dd' or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is 'dd' and el.namespace is NS_HTML + break + break + if node.name is 'dt' and node.namespace is NS_HTML + generate_implied_end_tags 'dt' # arg is exception + if open_els[0].name isnt 'dt' or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is 'dt' and el.namespace is NS_HTML + break + break + if el_is_special_not_adp node + break + close_p_if_in_button_scope() + insert_html_element t + return + if t.type is TYPE_START_TAG and t.name is 'plaintext' + close_p_if_in_button_scope() + insert_html_element t + tok_state = tok_state_plaintext + return + if t.type is TYPE_START_TAG and t.name is 'button' + if is_in_scope 'button', NS_HTML + parse_error() + generate_implied_end_tags() + loop + el = open_els.shift() + if el.name is 'button' and el.namespace is NS_HTML + break + reconstruct_afe() + insert_html_element t + flag_frameset_ok = false + return + if t.type is TYPE_END_TAG and (t.name is 'address' or t.name is 'article' or t.name is 'aside' or t.name is 'blockquote' or t.name is 'button' or t.name is 'center' or t.name is 'details' or t.name is 'dialog' or t.name is 'dir' or t.name is 'div' or t.name is 'dl' or t.name is 'fieldset' or t.name is 'figcaption' or t.name is 'figure' or t.name is 'footer' or t.name is 'header' or t.name is 'hgroup' or t.name is 'listing' or t.name is 'main' or t.name is 'nav' or t.name is 'ol' or t.name is 'pre' or t.name is 'section' or t.name is 'summary' or t.name is 'ul') + unless is_in_scope t.name, NS_HTML + parse_error() + return + generate_implied_end_tags() + unless open_els[0].name is t.name and open_els[0].namespace is NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is t.name and el.namespace is NS_HTML + return + return + if t.type is TYPE_END_TAG and t.name is 'form' + unless template_tag_is_open() + node = form_element_pointer + form_element_pointer = null + if node is null or not el_is_in_scope node + parse_error() + return + generate_implied_end_tags() + if open_els[0] isnt node + parse_error() + for el, i in open_els + if el is node + open_els.splice i, 1 + break + else + unless is_in_scope 'form', NS_HTML + parse_error() + return + generate_implied_end_tags() + if open_els[0].name isnt 'form' or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is 'form' and el.namespace is NS_HTML + break + return + if t.type is TYPE_END_TAG and t.name is 'p' + unless is_in_button_scope 'p', NS_HTML + parse_error() + insert_html_element new_open_tag 'p' + close_p_element() + return + if t.type is TYPE_END_TAG and t.name is 'li' + unless is_in_li_scope 'li', NS_HTML + parse_error() + return + generate_implied_end_tags 'li' # arg is exception + if open_els[0].name isnt 'li' or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is 'li' and el.namespace is NS_HTML + break + return + if t.type is TYPE_END_TAG and (t.name is 'dd' or t.name is 'dt') + unless is_in_scope t.name, NS_HTML + parse_error() + return + generate_implied_end_tags t.name # arg is exception + if open_els[0].name isnt t.name or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is t.name and el.namespace is NS_HTML + break + return + if t.type is TYPE_END_TAG and h_tags[t.name]? + h_in_scope = false + for el in open_els + if h_tags[el.name] is el.namespace + h_in_scope = true + break + if standard_scopers[el.name] is el.namespace + break + unless h_in_scope + parse_error() + return + generate_implied_end_tags() + if open_els[0].name isnt t.name or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if h_tags[el.name] is el.namespace + break + return + # deep breath! + if t.type is TYPE_START_TAG and t.name is 'a' + # If the list of active formatting elements contains an a element + # between the end of the list and the last marker on the list (or + # the start of the list if there is no marker on the list), then + # this is a parse error; run the adoption agency algorithm for the + # tag name "a", then remove that element from the list of active + # formatting elements and the stack of open elements if the + # adoption agency algorithm didn't already remove it (it might not + # have if the element is not in table scope). + found = false + for el in afe + if el.type is TYPE_AFE_MARKER + break + if el.name is 'a' and el.namespace is NS_HTML + found = el + if found? + parse_error() + adoption_agency 'a' + for el, i in afe + if el is found + afe.splice i, 1 + for el, i in open_els + if el is found + open_els.splice i, 1 + reconstruct_afe() + el = insert_html_element t + afe_push el + return + if t.type is TYPE_START_TAG and (t.name is 'b' or t.name is 'big' or t.name is 'code' or t.name is 'em' or t.name is 'font' or t.name is 'i' or t.name is 's' or t.name is 'small' or t.name is 'strike' or t.name is 'strong' or t.name is 'tt' or t.name is 'u') + reconstruct_afe() + el = insert_html_element t + afe_push el + return + if t.type is TYPE_START_TAG and t.name is 'nobr' + reconstruct_afe() + if is_in_scope 'nobr', NS_HTML + parse_error() + adoption_agency 'nobr' + reconstruct_afe() + el = insert_html_element t + afe_push el + return + if t.type is TYPE_END_TAG and (t.name is 'a' or t.name is 'b' or t.name is 'big' or t.name is 'code' or t.name is 'em' or t.name is 'font' or t.name is 'i' or t.name is 'nobr' or t.name is 's' or t.name is 'small' or t.name is 'strike' or t.name is 'strong' or t.name is 'tt' or t.name is 'u') + adoption_agency t.name + return + if t.type is TYPE_START_TAG and (t.name is 'applet' or t.name is 'marquee' or t.name is 'object') + reconstruct_afe() + insert_html_element t + afe_push_marker() + flag_frameset_ok = false + return + if t.type is TYPE_END_TAG and (t.name is 'applet' or t.name is 'marquee' or t.name is 'object') + unless is_in_scope t.name, NS_HTML + parse_error() + return + generate_implied_end_tags() + if open_els[0].name isnt t.name or open_els[0].namespace isnt NS_HTML + parse_error() + loop + el = open_els.shift() + if el.name is t.name and el.namespace is NS_HTML + break + clear_afe_to_marker() + return + if t.type is TYPE_START_TAG and t.name is 'table' + unless doc.flag('quirks mode') is QUIRKS_YES + close_p_if_in_button_scope() # test + insert_html_element t + flag_frameset_ok = false + ins_mode = ins_mode_in_table + return + if t.type is TYPE_END_TAG and t.name is 'br' + parse_error() + # W3C: t.type = TYPE_START_TAG + t = new_open_tag 'br' # WHATWG + # fall through + if t.type is TYPE_START_TAG and (t.name is 'area' or t.name is 'br' or t.name is 'embed' or t.name is 'img' or t.name is 'keygen' or t.name is 'wbr') + reconstruct_afe() + insert_html_element t + open_els.shift() + t.acknowledge_self_closing() + flag_frameset_ok = false + return + if t.type is TYPE_START_TAG and t.name is 'input' + reconstruct_afe() + insert_html_element t + open_els.shift() + t.acknowledge_self_closing() + unless is_input_hidden_tok t + flag_frameset_ok = false + return + if t.type is TYPE_START_TAG and (t.name is 'menuitem' or t.name is 'param' or t.name is 'source' or t.name is 'track') + # WHATWG adds 'menuitem' for this block + insert_html_element t + open_els.shift() + t.acknowledge_self_closing() + return + if t.type is TYPE_START_TAG and t.name is 'hr' + close_p_if_in_button_scope() + insert_html_element t + open_els.shift() + t.acknowledge_self_closing() + flag_frameset_ok = false + return + if t.type is TYPE_START_TAG and t.name is 'image' + parse_error() + t.name = 'img' + process_token t + return + if t.type is TYPE_START_TAG and t.name is 'isindex' + parse_error() + if template_tag_is_open() is false and form_element_pointer isnt null + return + t.acknowledge_self_closing() + flag_frameset_ok = false + close_p_if_in_button_scope() + el = insert_html_element new_open_tag 'form' + unless template_tag_is_open() + form_element_pointer = el + for a in t.attrs_a + if a[0] is 'action' + el.attrs['action'] = a[1] + break + insert_html_element new_open_tag 'hr' + open_els.shift() + reconstruct_afe() + insert_html_element new_open_tag 'label' + # note: this is a little out-of-spec-order so we only have to scan t.attrs_a once + input_el = new_open_tag 'input' + prompt = null + for a in t.attrs_a + if a[0] is 'prompt' + prompt = a[1] + if a[0] isnt 'name' and a[0] isnt 'action' and a[0] isnt 'prompt' + input_el.attrs_a.push [a[0], a[1]] + input_el.attrs_a.push ['name', 'isindex'] + # fixfull this next bit is in english... internationalize? + prompt ?= "This is a searchable index. Enter search keywords: " + insert_character new_character_token prompt # fixfull split + # TODO submit typo "balue" in spec + insert_html_element input_el + open_els.shift() + # insert_character '' # you can put chars here if promt attr missing + open_els.shift() + insert_html_element new_open_tag 'hr' + open_els.shift() + open_els.shift() + unless template_tag_is_open() + form_element_pointer = null + return + if t.type is TYPE_START_TAG and t.name is 'textarea' + insert_html_element t + eat_next_token_if_newline() + tok_state = tok_state_rcdata + original_ins_mode = ins_mode + flag_frameset_ok = false + ins_mode = ins_mode_text + return + if t.type is TYPE_START_TAG and t.name is 'xmp' + close_p_if_in_button_scope() + reconstruct_afe() + flag_frameset_ok = false + parse_generic_raw_text t + return + if t.type is TYPE_START_TAG and t.name is 'iframe' + flag_frameset_ok = false + parse_generic_raw_text t + return + if t.type is TYPE_START_TAG and (t.name is 'noembed' or (t.name is 'noscript' and flag_scripting)) + parse_generic_raw_text t + return + if t.type is TYPE_START_TAG and t.name is 'select' + reconstruct_afe() + insert_html_element t + flag_frameset_ok = false + if ins_mode is ins_mode_in_table or ins_mode is ins_mode_in_caption or ins_mode is ins_mode_in_table_body or ins_mode is ins_mode_in_row or ins_mode is ins_mode_in_cell + ins_mode = ins_mode_in_select_in_table + else + ins_mode = ins_mode_in_select + return + if t.type is TYPE_START_TAG and (t.name is 'optgroup' or t.name is 'option') + if open_els[0].name is 'option' and open_els[0].namespace is NS_HTML + open_els.shift() + reconstruct_afe() + insert_html_element t + return +# this comment block implements the W3C spec +# if t.type is TYPE_START_TAG and (t.name is 'rb' or t.name is 'rp' or t.name is 'rtc') +# if is_in_scope 'ruby', NS_HTML +# generate_implied_end_tags() +# unless open_els[0].name is 'ruby' and open_els[0].namespace is NS_HTML +# parse_error() +# insert_html_element t +# return +# if t.type is TYPE_START_TAG and t.name is 'rt' +# if is_in_scope 'ruby', NS_HTML +# generate_implied_end_tags 'rtc' # arg is exception +# unless (open_els[0].name is 'ruby' or open_els[0].name is 'rtc') and open_els[0].namespace is NS_HTML +# parse_error() +# insert_html_element t +# return +# below implements the WHATWG spec https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-inbody + if t.type is TYPE_START_TAG and (t.name is 'rb' or t.name is 'rtc') + if is_in_scope 'ruby', NS_HTML + generate_implied_end_tags() + unless open_els[0].name is 'ruby' and open_els[0].namespace is NS_HTML + parse_error() + insert_html_element t + return + if t.type is TYPE_START_TAG and (t.name is 'rp' or t.name is 'rt') + if is_in_scope 'ruby', NS_HTML + generate_implied_end_tags 'rtc' + unless (open_els[0].name is 'ruby' or open_els[0].name is 'rtc') and open_els[0].namespace is NS_HTML + parse_error() + insert_html_element t + return +# end WHATWG chunk + if t.type is TYPE_START_TAG and t.name is 'math' + reconstruct_afe() + adjust_mathml_attributes t + adjust_foreign_attributes t + insert_foreign_element t, NS_MATHML + if t.flag 'self-closing' + open_els.shift() + t.acknowledge_self_closing() + return + if t.type is TYPE_START_TAG and t.name is 'svg' + reconstruct_afe() + adjust_svg_attributes t + adjust_foreign_attributes t + insert_foreign_element t, NS_SVG + if t.flag 'self-closing' + open_els.shift() + t.acknowledge_self_closing() + return + if t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'col' or t.name is 'colgroup' or t.name is 'frame' or t.name is 'head' or t.name is 'tbody' or t.name is 'td' or t.name is 'tfoot' or t.name is 'th' or t.name is 'thead' or t.name is 'tr') + parse_error() + return + if t.type is TYPE_START_TAG # any other start tag + reconstruct_afe() + insert_html_element t + return + if t.type is TYPE_END_TAG # any other end tag + in_body_any_other_end_tag t.name + return + return + + # 8.2.5.4.8 http://www.w3.org/TR/html5/syntax.html#parsing-main-incdata + ins_mode_text = (t) -> + if t.type is TYPE_TEXT + insert_character t + return + if t.type is TYPE_EOF + parse_error() + if open_els[0].name is 'script' and open_els[0].namespace is NS_HTML + open_els[0].flag 'already started', true + open_els.shift() + ins_mode = original_ins_mode + process_token t + return + if t.type is TYPE_END_TAG and t.name is 'script' + open_els.shift() + ins_mode = original_ins_mode + # fixfull the spec seems to assume that I'm going to run the script + # http://www.w3.org/TR/html5/syntax.html#scriptEndTag + return + if t.type is TYPE_END_TAG + open_els.shift() + ins_mode = original_ins_mode + return + return + + # the functions below implement the tokenizer stats described here: + # http://www.w3.org/TR/html5/syntax.html#tokenization + + # 8.2.5.4.9 http://www.w3.org/TR/html5/syntax.html#parsing-main-intable + ins_mode_in_table_else = (t) -> + parse_error() + flag_foster_parenting = true + ins_mode_in_body t + flag_foster_parenting = false + return + ins_mode_in_table = (t) -> + switch t.type + when TYPE_TEXT + if (open_els[0].name is 'table' or open_els[0].name is 'tbody' or open_els[0].name is 'tfoot' or open_els[0].name is 'thead' or open_els[0].name is 'tr') and open_els[0].namespace is NS_HTML + pending_table_character_tokens = [] + original_ins_mode = ins_mode + ins_mode = ins_mode_in_table_text + process_token t + else + ins_mode_in_table_else t + when TYPE_COMMENT + insert_comment t + when TYPE_DOCTYPE + parse_error() + when TYPE_START_TAG + switch t.name + when 'caption' clear_stack_to_table_context() afe_push_marker() insert_html_element t - insertion_mode = ins_mode_in_caption + ins_mode = ins_mode_in_caption when 'colgroup' clear_stack_to_table_context() insert_html_element t - insertion_mode = ins_mode_in_column_group + ins_mode = ins_mode_in_column_group when 'col' clear_stack_to_table_context() insert_html_element new_open_tag 'colgroup' - insertion_mode = ins_mode_in_column_group - insertion_mode t + ins_mode = ins_mode_in_column_group + process_token t when 'tbody', 'tfoot', 'thead' clear_stack_to_table_context() insert_html_element t - insertion_mode = ins_mode_in_table_body + ins_mode = ins_mode_in_table_body when 'td', 'th', 'tr' clear_stack_to_table_context() insert_html_element new_open_tag 'tbody' - insertion_mode = ins_mode_in_table_body - insertion_mode t + ins_mode = ins_mode_in_table_body + process_token t when 'table' parse_error() - if is_in_table_scope 'table' + if is_in_table_scope 'table', NS_HTML loop el = open_els.shift() - if el.name is 'table' + if el.name is 'table' and el.namespace is NS_HTML break - reset_insertion_mode() - insertion_mode t + reset_ins_mode() + process_token t when 'style', 'script', 'template' ins_mode_in_head t when 'input' - if token_is_input_hidden t + unless is_input_hidden_tok t ins_mode_in_table_else t else parse_error() @@ -1633,14 +2393,14 @@ parse_html = (txt, parse_error_cb = null) -> when TYPE_END_TAG switch t.name when 'table' - if is_in_table_scope 'table' + if is_in_table_scope 'table', NS_HTML loop el = open_els.shift() - if el.name is 'table' + if el.name is 'table' and el.namespace is NS_HTML break - reset_insertion_mode() + reset_ins_mode() else - parse_error + parse_error() when 'body', 'caption', 'col', 'colgroup', 'html', 'tbody', 'td', 'tfoot', 'th', 'thead', 'tr' parse_error() when 'template' @@ -1651,12 +2411,13 @@ parse_html = (txt, parse_error_cb = null) -> ins_mode_in_body t else ins_mode_in_table_else t + return # 8.2.5.4.10 http://www.w3.org/TR/html5/syntax.html#parsing-main-intabletext ins_mode_in_table_text = (t) -> if t.type is TYPE_TEXT and t.text is "\u0000" - # huh? I thought the tokenizer didn't emit these + # from javascript? parse_error() return if t.type is TYPE_TEXT @@ -1673,38 +2434,39 @@ parse_html = (txt, parse_error_cb = null) -> insert_character old else for old in pending_table_character_tokens - ins_mode_table_else old - pending_table_character_tokens = [] # FIXME test (spec doesn't say this) - insertion_mode = original_insertion_mode - insertion_mode t + ins_mode_in_table_else old + pending_table_character_tokens = [] + ins_mode = original_ins_mode + process_token t + return # 8.2.5.4.11 http://www.w3.org/TR/html5/syntax.html#parsing-main-incaption ins_mode_in_caption = (t) -> if t.type is TYPE_END_TAG and t.name is 'caption' - if is_in_table_scope 'caption' + if is_in_table_scope 'caption', NS_HTML generate_implied_end_tags() if open_els[0].name isnt 'caption' parse_error() loop el = open_els.shift() - if el.name is 'caption' + if el.name is 'caption' and el.namespace is NS_HTML break clear_afe_to_marker() - insertion_mode = in_table + ins_mode = ins_mode_in_table else parse_error() # fragment case return if (t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'col' or t.name is 'colgroup' or t.name is 'tbody' or t.name is 'td' or t.name is 'tfoot' or t.name is 'th' or t.name is 'thead' or t.name is 'tr')) or t.type is TYPE_END_TAG and t.name is 'table' parse_error() - if is_in_table_scope 'caption' + if is_in_table_scope 'caption', NS_HTML loop el = open_els.shift() - if el.name is 'caption' + if el.name is 'caption' and el.namespace is NS_HTML break clear_afe_to_marker() - insertion_mode = in_table - insertion_mode t + ins_mode = ins_mode_in_table + process_token t # else fragment case return if t.type is TYPE_END_TAG and (t.name is 'body' or t.name is 'col' or t.name is 'colgroup' or t.name is 'html' or t.name is 'tbody' or t.name is 'td' or t.name is 'tfoot' or t.name is 'th' or t.name is 'thead' or t.name is 'tr') @@ -1712,6 +2474,7 @@ parse_html = (txt, parse_error_cb = null) -> return # Anything else ins_mode_in_body t + return # 8.2.5.4.12 http://www.w3.org/TR/html5/syntax.html#parsing-main-incolgroup ins_mode_in_column_group = (t) -> @@ -1733,9 +2496,9 @@ parse_html = (txt, parse_error_cb = null) -> t.acknowledge_self_closing() return if t.type is TYPE_END_TAG and t.name is 'colgroup' - if open_els[0].name is 'colgroup' - open_els[0].shift() - insertion_mode = ins_mode_in_table + if open_els[0].name is 'colgroup' and open_els.namespace is NS_HTML + open_els.shift() + ins_mode = ins_mode_in_table else parse_error() return @@ -1753,8 +2516,8 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() return open_els.shift() - insertion_mode = ins_mode_in_table - insertion_mode t + ins_mode = ins_mode_in_table + process_token t return # 8.2.5.4.13 http://www.w3.org/TR/html5/syntax.html#parsing-main-intbody @@ -1762,77 +2525,78 @@ parse_html = (txt, parse_error_cb = null) -> if t.type is TYPE_START_TAG and t.name is 'tr' clear_stack_to_table_body_context() insert_html_element t - insertion_mode = ins_mode_in_row + ins_mode = ins_mode_in_row return if t.type is TYPE_START_TAG and (t.name is 'th' or t.name is 'td') parse_error() clear_stack_to_table_body_context() insert_html_element new_open_tag 'tr' - insertion_mode = ins_mode_in_row - insertion_mode t + ins_mode = ins_mode_in_row + process_token t return if t.type is TYPE_END_TAG and (t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead') - unless is_in_table_scope t.name # fixfull check namespace + unless is_in_table_scope t.name, NS_HTML parse_error() return clear_stack_to_table_body_context() open_els.shift() - insertion_mode = ins_mode_in_table + ins_mode = ins_mode_in_table return if (t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'col' or t.name is 'colgroup' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead')) or (t.type is TYPE_END_TAG and t.name is 'table') has = false for el in open_els - if el.name is 'tbody' or el.name is 'tfoot' or el.name is 'thead' + if el.namespace is NS_HTML and (el.name is 'tbody' or el.name is 'tfoot' or el.name is 'thead') has = true break - if table_scopers[el.name] + if table_scopers[el.name] is el.namespace break if !has parse_error() return clear_stack_to_table_body_context() open_els.shift() - insertion_mode = ins_mode_in_table - insertion_mode t + ins_mode = ins_mode_in_table + process_token t return if t.type is TYPE_END_TAG and (t.name is 'body' or t.name is 'caption' or t.name is 'col' or t.name is 'colgroup' or t.name is 'html' or t.name is 'td' or t.name is 'th' or t.name is 'tr') parse_error() return # Anything else ins_mode_in_table t + return # 8.2.5.4.14 http://www.w3.org/TR/html5/syntax.html#parsing-main-intr ins_mode_in_row = (t) -> if t.type is TYPE_START_TAG and (t.name is 'th' or t.name is 'td') clear_stack_to_table_row_context() insert_html_element t - insertion_mode = ins_mode_in_cell + ins_mode = ins_mode_in_cell afe_push_marker() return if t.type is TYPE_END_TAG and t.name is 'tr' - if is_in_table_scope 'tr' + if is_in_table_scope 'tr', NS_HTML clear_stack_to_table_row_context() open_els.shift() - insertion_mode = ins_mode_in_table_body + ins_mode = ins_mode_in_table_body else parse_error() return if (t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'col' or t.name is 'colgroup' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead' or t.name is 'tr')) or t.type is TYPE_END_TAG and t.name is 'table' - if is_in_table_scope 'tr' + if is_in_table_scope 'tr', NS_HTML clear_stack_to_table_row_context() open_els.shift() - insertion_mode = ins_mode_in_table_body - insertion_mode t + ins_mode = ins_mode_in_table_body + process_token t else parse_error() return if t.type is TYPE_END_TAG and (t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead') - if is_in_table_scope t.name # fixfull namespace - if is_in_table_scope 'tr' + if is_in_table_scope t.name, NS_HTML + if is_in_table_scope 'tr', NS_HTML clear_stack_to_table_row_context() open_els.shift() - insertion_mode = ins_mode_in_table_body - insertion_mode t + ins_mode = ins_mode_in_table_body + process_token t else parse_error() return @@ -1841,61 +2605,64 @@ parse_html = (txt, parse_error_cb = null) -> return # Anything else ins_mode_in_table t + return # http://www.w3.org/TR/html5/syntax.html#close-the-cell close_the_cell = -> generate_implied_end_tags() - unless open_els[0].name is 'td' or open_els[0] is 'th' + unless (open_els[0].name is 'td' or open_els[0] is 'th') and open_els[0].namespace is NS_HTML parse_error() loop el = open_els.shift() - if el.name is 'td' or el.name is 'th' + if el.namespace is NS_HTML and (el.name is 'td' or el.name is 'th') break clear_afe_to_marker() - insertion_mode = ins_mode_in_row + ins_mode = ins_mode_in_row + return # 8.2.5.4.15 http://www.w3.org/TR/html5/syntax.html#parsing-main-intd ins_mode_in_cell = (t) -> if t.type is TYPE_END_TAG and (t.name is 'td' or t.name is 'th') - if is_in_table_scope t.name + if is_in_table_scope t.name, NS_HTML generate_implied_end_tags() - if open_els[0].name isnt t.name - parse_error + unless (open_els[0].name is t.name) and open_els[0].namespace is NS_HTML + parse_error() loop el = open_els.shift() - if el.name is t.name + if el.name is t.name and el.namespace is NS_HTML break clear_afe_to_marker() - insertion_mode = ins_mode_in_row + ins_mode = ins_mode_in_row else parse_error() return if t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'col' or t.name is 'colgroup' or t.name is 'tbody' or t.name is 'td' or t.name is 'tfoot' or t.name is 'th' or t.name is 'thead' or t.name is 'tr') has = false for el in open_els - if el.name is 'td' or el.name is 'th' + if el.namespace is NS_HTML and (el.name is 'td' or el.name is 'th') has = true break - if table_scopers[el.name] + if table_scopers[el.name] is el.namespace break if !has parse_error() return close_the_cell() - insertion_mode t + process_token t return if t.type is TYPE_END_TAG and (t.name is 'body' or t.name is 'caption' or t.name is 'col' or t.name is 'colgroup' or t.name is 'html') parse_error() return if t.type is TYPE_END_TAG and (t.name is 'table' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead' or t.name is 'tr') - if is_in_table_scope t.name # fixfull namespace + if is_in_table_scope t.name, NS_HTML close_the_cell() - insertion_mode t + process_token t else parse_error() return # Anything Else ins_mode_in_body t + return # 8.2.5.4.16 http://www.w3.org/TR/html5/syntax.html#parsing-main-inselect ins_mode_in_select = (t) -> @@ -1915,38 +2682,39 @@ parse_html = (txt, parse_error_cb = null) -> ins_mode_in_body t return if t.type is TYPE_START_TAG and t.name is 'option' - if open_els[0].name is 'option' + if open_els[0].name is 'option' and open_els[0].namespace is NS_HTML open_els.shift() insert_html_element t return if t.type is TYPE_START_TAG and t.name is 'optgroup' - if open_els[0].name is 'option' + if open_els[0].name is 'option' and open_els[0].namespace is NS_HTML open_els.shift() - if open_els[0].name is 'optgroup' + if open_els[0].name is 'optgroup' and open_els[0].namespace is NS_HTML open_els.shift() insert_html_element t return if t.type is TYPE_END_TAG and t.name is 'optgroup' - if open_els[0].name is 'option' and open_els[1].name is 'optgroup' - open_els.shift() - if open_els[0].name is 'optgroup' + if open_els[0].name is 'option' and open_els[0].namespace is NS_HTML + if open_els[1].name is 'optgroup' and open_els[0].namespace is NS_HTML + open_els.shift() + if open_els[0].name is 'optgroup' and open_els[0].namespace is NS_HTML open_els.shift() else parse_error() return if t.type is TYPE_END_TAG and t.name is 'option' - if open_els[0].name is 'option' + if open_els[0].name is 'option' and open_els[0].namespace is NS_HTML open_els.shift() else parse_error() return if t.type is TYPE_END_TAG and t.name is 'select' - if is_in_select_scope 'select' + if is_in_select_scope 'select', NS_HTML loop el = open_els.shift() - if el.name is 'select' + if el.name is 'select' and el.namespace is NS_HTML break - reset_insertion_mode() + reset_ins_mode() else parse_error() return @@ -1954,22 +2722,22 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() loop el = open_els.shift() - if el.name is 'select' + if el.name is 'select' and el.namespace is NS_HTML break - reset_insertion_mode() + reset_ins_mode() # spec says that this is the same as but it doesn't say # to check scope first return if t.type is TYPE_START_TAG and (t.name is 'input' or t.name is 'keygen' or t.name is 'textarea') parse_error() - if is_in_select_scope 'select' + unless is_in_select_scope 'select', NS_HTML return loop el = open_els.shift() - if el.name is 'select' + if el.name is 'select' and el.namespace is NS_HTML break - reset_insertion_mode() - insertion_mode t + reset_ins_mode() + process_token t return if t.type is TYPE_START_TAG and (t.name is 'script' or t.name is 'template') ins_mode_in_head t @@ -1987,10 +2755,10 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() loop el = open_els.shift() - if el.name is 'select' + if el.name is 'select' and el.namespace is NS_HTML break - reset_insertion_mode() - insertion_mode t + reset_ins_mode() + process_token t return if t.type is TYPE_END_TAG and (t.name is 'caption' or t.name is 'table' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead' or t.name is 'tr' or t.name is 'td' or t.name is 'th') parse_error() @@ -1998,10 +2766,10 @@ parse_html = (txt, parse_error_cb = null) -> return loop el = open_els.shift() - if el.name is 'select' + if el.name is 'select' and el.namespace is NS_HTML break - reset_insertion_mode() - insertion_mode t + reset_ins_mode() + process_token t return # Anything else ins_mode_in_select t @@ -2016,51 +2784,52 @@ parse_html = (txt, parse_error_cb = null) -> ins_mode_in_head t return if t.type is TYPE_START_TAG and (t.name is 'caption' or t.name is 'colgroup' or t.name is 'tbody' or t.name is 'tfoot' or t.name is 'thead') - template_insertion_modes.shift() - template_insertion_modes.unshift ins_mode_in_table - insertion_mode = ins_mode_in_table - insertion_mode t + template_ins_modes.shift() + template_ins_modes.unshift ins_mode_in_table + ins_mode = ins_mode_in_table + process_token t return if t.type is TYPE_START_TAG and t.name is 'col' - template_insertion_modes.shift() - template_insertion_modes.unshift ins_mode_in_column_group - insertion_mode = ins_mode_in_column_group - insertion_mode t + template_ins_modes.shift() + template_ins_modes.unshift ins_mode_in_column_group + ins_mode = ins_mode_in_column_group + process_token t return if t.type is TYPE_START_TAG and t.name is 'tr' - template_insertion_modes.shift() - template_insertion_modes.unshift ins_mode_in_table_body - insertion_mode = ins_mode_in_table_body - insertion_mode t + template_ins_modes.shift() + template_ins_modes.unshift ins_mode_in_table_body + ins_mode = ins_mode_in_table_body + process_token t return if t.type is TYPE_START_TAG and (t.name is 'td' or t.name is 'th') - template_insertion_modes.shift() - template_insertion_modes.unshift ins_mode_in_row - insertion_mode = ins_mode_in_row - insertion_mode t + template_ins_modes.shift() + template_ins_modes.unshift ins_mode_in_row + ins_mode = ins_mode_in_row + process_token t return if t.type is TYPE_START_TAG - template_insertion_modes.shift() - template_insertion_modes.unshift ins_mode_in_body - insertion_mode = ins_mode_in_body - insertion_mode t + template_ins_modes.shift() + template_ins_modes.unshift ins_mode_in_body + ins_mode = ins_mode_in_body + process_token t return if t.type is TYPE_END_TAG parse_error() return - if t.type is EOF + if t.type is TYPE_EOF unless template_tag_is_open() stop_parsing() return parse_error() loop el = open_els.shift() - if el.name is 'template' # fixfull check namespace + if el.name is 'template' and el.namespace is NS_HTML break clear_afe_to_marker() - template_insertion_modes.shift() - reset_insertion_mode() - insertion_mode t + template_ins_modes.shift() + reset_ins_mode() + process_token t + return # 8.2.5.4.19 http://www.w3.org/TR/html5/syntax.html#parsing-main-afterbody ins_mode_after_body = (t) -> @@ -2068,7 +2837,8 @@ parse_html = (txt, parse_error_cb = null) -> ins_mode_in_body t return if t.type is TYPE_COMMENT - insert_comment t, [open_els[0], open_els[0].children.length] + first = open_els[open_els.length - 1] + insert_comment t, [first, first.children.length] return if t.type is TYPE_DOCTYPE parse_error() @@ -2077,16 +2847,19 @@ parse_html = (txt, parse_error_cb = null) -> ins_mode_in_body t return if t.type is TYPE_END_TAG and t.name is 'html' - # fixfull fragment case - insertion_mode = ins_mode_after_after_body + if flag_fragment_parsing + parse_error() + return + ins_mode = ins_mode_after_after_body return if t.type is TYPE_EOF stop_parsing() return # Anything ELse parse_error() - insertion_mode = ins_mode_in_body - insertion_mode t + ins_mode = ins_mode_in_body + process_token t + return # 8.2.5.4.20 http://www.w3.org/TR/html5/syntax.html#parsing-main-inframeset ins_mode_in_frameset = (t) -> @@ -2106,24 +2879,22 @@ parse_html = (txt, parse_error_cb = null) -> insert_html_element t return if t.type is TYPE_END_TAG and t.name is 'frameset' - # TODO ?correct for: "if the current node is the root html element" if open_els.length is 1 parse_error() return # fragment case open_els.shift() if flag_fragment_parsing is false and open_els[0].name isnt 'frameset' - insertion_mode = ins_mode_after_frameset + ins_mode = ins_mode_after_frameset return if t.type is TYPE_START_TAG and t.name is 'frame' insert_html_element t open_els.shift() t.acknowledge_self_closing() return - if t.type is TYPE_START TAG and t.name is 'noframes' + if t.type is TYPE_START_TAG and t.name is 'noframes' ins_mode_in_head t return if t.type is TYPE_EOF - # TODO ?correct for: "if the current node is not the root html element" if open_els.length isnt 1 parse_error() stop_parsing() @@ -2147,7 +2918,7 @@ parse_html = (txt, parse_error_cb = null) -> ins_mode_in_body t return if t.type is TYPE_END_TAG and t.name is 'html' - insert_mode = ins_mode_after_after_frameset + ins_mode = ins_mode_after_after_frameset return if t.type is TYPE_START_TAG and t.name is 'noframes' ins_mode_in_head t @@ -2172,7 +2943,8 @@ parse_html = (txt, parse_error_cb = null) -> return # Anything else parse_error() - insertion_mode = ins_mode_in_body + ins_mode = ins_mode_in_body + process_token t return # 8.2.5.4.23 http://www.w3.org/TR/html5/syntax.html#the-after-after-frameset-insertion-mode @@ -2193,8 +2965,89 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() return - - + # 8.2.5.5 http://www.w3.org/TR/html5/syntax.html#parsing-main-inforeign + has_color_face_or_size = (t) -> + for a in t.attrs_a + if a[0] is 'color' or a[0] is 'face' or a[0] is 'size' + return true + return false + in_foreign_content_end_script = -> + open_els.shift() + # fixfull + return + in_foreign_content_other_start = (t) -> + acn = adjusted_current_node() + if acn.namespace is NS_MATHML + adjust_mathml_attributes t + if acn.namespace is NS_SVG and svg_name_fixes[t.name]? + t.name = svg_name_fixes[t.name] + if acn.namespace is NS_SVG + adjust_svg_attributes t + adjust_foreign_attributes t + insert_foreign_element t, acn.namespace + if t.flag 'self-closing' + if t.name is 'script' + t.acknowledge_self_closing() + in_foreign_content_end_script() + # fixfull + else + open_els.shift() + t.acknowledge_self_closing() + return + in_foreign_content = (t) -> + if t.type is TYPE_TEXT and t.text is "\u0000" + parse_error() + insert_character new_character_token "\ufffd" + return + if is_space_tok t + insert_character t + return + if t.type is TYPE_TEXT + flag_frameset_ok = false + insert_character t + return + if t.type is TYPE_COMMENT + insert_comment t + return + if t.type is TYPE_DOCTYPE + parse_error() + return + if t.type is TYPE_START_TAG and (t.name is 'b' or t.name is 'big' or t.name is 'blockquote' or t.name is 'body' or t.name is 'br' or t.name is 'center' or t.name is 'code' or t.name is 'dd' or t.name is 'div' or t.name is 'dl' or t.name is 'dt' or t.name is 'em' or t.name is 'embed' or t.name is 'h1' or t.name is 'h2' or t.name is 'h3' or t.name is 'h4' or t.name is 'h5' or t.name is 'h6' or t.name is 'head' or t.name is 'hr' or t.name is 'i' or t.name is 'img' or t.name is 'li' or t.name is 'listing' or t.name is 'main' or t.name is 'meta' or t.name is 'nobr' or t.name is 'ol' or t.name is 'p' or t.name is 'pre' or t.name is 'ruby' or t.name is 's' or t.name is 'small' or t.name is 'span' or t.name is 'strong' or t.name is 'strike' or t.name is 'sub' or t.name is 'sup' or t.name is 'table' or t.name is 'tt' or t.name is 'u' or t.name is 'ul' or t.name is 'var' or (t.name is 'font' and has_color_face_or_size(t))) + parse_error() + if flag_fragment_parsing + in_foreign_content_other_start t + return + loop # is this safe? + open_els.shift() + if is_mathml_text_integration_point(open_els[0]) or is_html_integration(open_els[0]) or open_els[0].namespace is NS_HTML + break + process_token t + return + if t.type is TYPE_START_TAG + in_foreign_content_other_start t + return + if t.type is TYPE_END_TAG and t.name is 'script' and open_els[0].name is 'script' and open_els[0].namespace is NS_SVG + in_foreign_content_end_script() + return + if t.type is TYPE_END_TAG + i = 0 + node = open_els[i] + if node.name.toLowerCase() isnt t.name + parse_error() + loop + if node is open_els[open_els.length - 1] + return + if node.name.toLowerCase() is t.name + loop + el = open_els.shift() + if el is node + return + i += 1 + node = open_els[i] + if node.namespace is NS_HTML + break + ins_mode t # explicitly call HTML insertion mode + return # 8.2.4.1 http://www.w3.org/TR/html5/syntax.html#data-state @@ -2280,50 +3133,55 @@ parse_html = (txt, parse_error_cb = null) -> # 8.2.4.8 http://www.w3.org/TR/html5/syntax.html#tag-open-state tok_state_tag_open = -> - switch c = txt.charAt(cur++) - when '!' - tok_state = tok_state_markup_declaration_open - when '/' - tok_state = tok_state_end_tag_open - when '?' - parse_error() - tok_cur_tag = new_comment_token '?' - tok_state = tok_state_bogus_comment - else - if lc_alpha.indexOf(c) > -1 - tok_cur_tag = new_open_tag c - tok_state = tok_state_tag_name - else if uc_alpha.indexOf(c) > -1 - tok_cur_tag = new_open_tag c.toLowerCase() - tok_state = tok_state_tag_name - else - parse_error() - tok_state = tok_state_data - cur -= 1 # we didn't parse/handle the char after < - return new_text_node '<' - return null + c = txt.charAt(cur++) + if c is '!' + tok_state = tok_state_markup_declaration_open + return + if c is '/' + tok_state = tok_state_end_tag_open + return + if is_uc_alpha(c) + tok_cur_tag = new_open_tag c.toLowerCase() + tok_state = tok_state_tag_name + return + if is_lc_alpha(c) + tok_cur_tag = new_open_tag c + tok_state = tok_state_tag_name + return + if c is '?' + parse_error() + tok_cur_tag = new_comment_token '?' # FIXME right? + tok_state = tok_state_bogus_comment + return + # Anything else + parse_error() + tok_state = tok_state_data + cur -= 1 # we didn't parse/handle the char after < + return new_text_node '<' # 8.2.4.9 http://www.w3.org/TR/html5/syntax.html#end-tag-open-state tok_state_end_tag_open = -> - switch c = txt.charAt(cur++) - when '>' - parse_error() - tok_state = tok_state_data - when '' # EOF - parse_error() - tok_state = tok_state_data - return new_text_node ' -1 - tok_cur_tag = new_end_tag c.toLowerCase() - tok_state = tok_state_tag_name - else if lc_alpha.indexOf(c) > -1 - tok_cur_tag = new_end_tag c - tok_state = tok_state_tag_name - else - parse_error() - tok_cur_tag = new_comment_token '/' - tok_state = tok_state_bogus_comment + c = txt.charAt(cur++) + if is_uc_alpha(c) + tok_cur_tag = new_end_tag c.toLowerCase() + tok_state = tok_state_tag_name + return + if is_lc_alpha(c) + tok_cur_tag = new_end_tag c + tok_state = tok_state_tag_name + return + if c is '>' + parse_error() + tok_state = tok_state_data + return + if c is '' # EOF + parse_error() + tok_state = tok_state_data + return new_text_node ' parse_error() tok_state = tok_state_data else - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) tok_cur_tag.name += c.toLowerCase() else tok_cur_tag.name += c @@ -2366,12 +3224,12 @@ parse_html = (txt, parse_error_cb = null) -> # 8.2.4.12 http://www.w3.org/TR/html5/syntax.html#rcdata-end-tag-open-state tok_state_rcdata_end_tag_open = -> c = txt.charAt(cur++) - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) tok_cur_tag = new_end_tag c.toLowerCase() temporary_buffer += c tok_state = tok_state_rcdata_end_tag_name return null - if lc_alpha.indexOf(c) > -1 + if is_lc_alpha(c) tok_cur_tag = new_end_tag c temporary_buffer += c tok_state = tok_state_rcdata_end_tag_name @@ -2383,12 +3241,8 @@ parse_html = (txt, parse_error_cb = null) -> # http://www.w3.org/TR/html5/syntax.html#appropriate-end-tag-token is_appropriate_end_tag = (t) -> - # spec says to check against "the tag name of the last start tag to - # have been emitted from this tokenizer", but this is only called from - # the various "raw" states, which I'm pretty sure all push the start - # token onto open_els. TODO: verify this after the script data states - # are implemented - debug_log "#{t.type}, #{t.name} open_els: #{serialize_els open_els, true, true}" + # fixfull: this assumes that open_els[0].name is "the tag name of the last + # start tag to have been emitted from this tokenizer" return t.type is TYPE_END_TAG and t.name is open_els[0].name # 8.2.4.13 http://www.w3.org/TR/html5/syntax.html#rcdata-end-tag-name-state @@ -2409,11 +3263,11 @@ parse_html = (txt, parse_error_cb = null) -> tok_state = tok_state_data return tok_cur_tag # else fall through to "Anything else" - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) tok_cur_tag.name += c.toLowerCase() temporary_buffer += c return null - if lc_alpha.indexOf(c) > -1 + if is_lc_alpha(c) tok_cur_tag.name += c temporary_buffer += c return null @@ -2437,12 +3291,12 @@ parse_html = (txt, parse_error_cb = null) -> # 8.2.4.15 http://www.w3.org/TR/html5/syntax.html#rawtext-end-tag-open-state tok_state_rawtext_end_tag_open = -> c = txt.charAt(cur++) - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) tok_cur_tag = new_end_tag c.toLowerCase() temporary_buffer += c tok_state = tok_state_rawtext_end_tag_name return null - if lc_alpha.indexOf(c) > -1 + if is_lc_alpha(c) tok_cur_tag = new_end_tag c temporary_buffer += c tok_state = tok_state_rawtext_end_tag_name @@ -2470,11 +3324,11 @@ parse_html = (txt, parse_error_cb = null) -> tok_state = tok_state_data return tok_cur_tag # else fall through to "Anything else" - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) tok_cur_tag.name += c.toLowerCase() temporary_buffer += c return null - if lc_alpha.indexOf(c) > -1 + if is_lc_alpha(c) tok_cur_tag.name += c temporary_buffer += c return null @@ -2483,7 +3337,344 @@ parse_html = (txt, parse_error_cb = null) -> cur -= 1 # reconsume the input character return new_character_token ' + c = txt.charAt(cur++) + if c is '/' + temporary_buffer = '' + tok_state = tok_state_script_data_end_tag_open + return + if c is '!' + tok_state = tok_state_script_data_escape_start + return new_character_token ' + c = txt.charAt(cur++) + if is_uc_alpha(c) + tok_cur_tag = new_end_tag c.toLowerCase() + temporary_buffer += c + tok_state = tok_state_script_data_end_tag_name + return + if is_lc_alpha(c) + tok_cur_tag = new_end_tag c + temporary_buffer += c + tok_state = tok_state_script_data_end_tag_name + return + # Anything else + tok_state = tok_state_script_data + cur -= 1 # Reconsume + return new_character_token ' + c = txt.charAt(cur++) + if c is "\t" or c is "\n" or c is "\u000c" or c is ' ' + if is_appropriate_end_tag tok_cur_tag + tok_state = tok_state_before_attribute_name + return + # fall through + if c is '/' + if is_appropriate_end_tag tok_cur_tag + tok_state = tok_state_self_closing_start_tag + return + # fall through + if c is '>' + if is_appropriate_end_tag tok_cur_tag + tok_state = tok_state_data + return tok_cur_tag + # fall through + if is_uc_alpha(c) + tok_cur_tag.name += c.toLowerCase() + temporary_buffer += c + return + if is_lc_alpha(c) + tok_cur_tag.name += c + temporary_buffer += c + return + # Anything else + tok_state = tok_state_script_data + cur -= 1 # Reconsume + return new_character_token " + c = txt.charAt(cur++) + if c is '-' + tok_state = tok_state_script_data_escape_start_dash + return new_character_token '-' + # Anything else + tok_state = tok_state_script_data + cur -= 1 # Reconsume + return + + # 8.2.4.21 http://www.w3.org/TR/html5/syntax.html#script-data-escape-start-dash-state + tok_state_script_data_escape_start_dash = -> + c = txt.charAt(cur++) + if c is '-' + tok_state = tok_state_script_data_escaped_dash_dash + return new_character_token '-' + # Anything else + tok_state = tok_state_script_data + cur -= 1 # Reconsume + return + + # 8.2.4.22 http://www.w3.org/TR/html5/syntax.html#script-data-escaped-state + tok_state_script_data_escaped = -> + c = txt.charAt(cur++) + if c is '-' + tok_state = tok_state_script_data_escaped_dash + return new_character_token '-' + if c is '<' + tok_state = tok_state_script_data_escaped_less_than_sign + return + if c is "\u0000" + parse_error() + return new_character_token "\ufffd" + if c is '' # EOF + tok_state = tok_state_data + parse_error() + cur -= 1 # Reconsume + return + # Anything else + return new_character_token c + + # 8.2.4.23 http://www.w3.org/TR/html5/syntax.html#script-data-escaped-dash-state + tok_state_script_data_escaped_dash = -> + c = txt.charAt(cur++) + if c is '-' + tok_state = tok_state_script_data_escaped_dash_dash + return new_character_token '-' + if c is '<' + tok_state = tok_state_script_data_escaped_less_than_sign + return + if c is "\u0000" + parse_error() + tok_state = tok_state_script_data_escaped + return new_character_token "\ufffd" + if c is '' # EOF + tok_state = tok_state_data + parse_error() + cur -= 1 # Reconsume + return + # Anything else + tok_state = tok_state_script_data_escaped + return new_character_token c + + # 8.2.4.24 http://www.w3.org/TR/html5/syntax.html#script-data-escaped-dash-dash-state + tok_state_script_data_escaped_dash_dash = -> + c = txt.charAt(cur++) + if c is '-' + return new_character_token '-' + if c is '<' + tok_state = tok_state_script_data_escaped_less_than_sign + return + if c is '>' + tok_state = tok_state_script_data + return new_character_token '>' + if c is "\u0000" + parse_error() + tok_state = tok_state_script_data_escaped + return new_character_token "\ufffd" + if c is '' # EOF + parse_error() + tok_state = tok_state_data + cur -= 1 # Reconsume + return + # Anything else + tok_state = tok_state_script_data_escaped + return new_character_token c + + # 8.2.4.25 http://www.w3.org/TR/html5/syntax.html#script-data-escaped-less-than-sign-state + tok_state_script_data_escaped_less_than_sign = -> + c = txt.charAt(cur++) + if c is '/' + temporary_buffer = '' + tok_state = tok_state_script_data_escaped_end_tag_open + return + if is_uc_alpha(c) + temporary_buffer = c.toLowerCase() # yes, really + tok_state = tok_state_script_data_double_escape_start + return new_character_token "<#{c}" # fixfull split + if is_lc_alpha(c) + temporary_buffer = c + tok_state = tok_state_script_data_double_escape_start + return new_character_token "<#{c}" # fixfull split + # Anything else + tok_state = tok_state_script_data_escaped + cur -= 1 # Reconsume + return new_character_token '<' + + # 8.2.4.26 http://www.w3.org/TR/html5/syntax.html#script-data-escaped-end-tag-open-state + tok_state_script_data_escaped_end_tag_open = -> + c = txt.charAt(cur++) + if is_uc_alpha(c) + tok_cur_tag = new_end_tag c.toLowerCase() + temporary_buffer += c + tok_state = tok_state_script_data_escaped_end_tag_name + return + if is_lc_alpha(c) + tok_cur_tag = new_end_tag c + temporary_buffer += c + tok_state = tok_state_script_data_escaped_end_tag_name + return + # Anything else + tok_state = tok_state_script_data_escaped + cur -= 1 # Reconsume + return new_character_token ' + c = txt.charAt(cur++) + if c is "\t" or c is "\u000a" or c is "\u000c" or c is ' ' + if is_appropriate_end_tag tok_cur_tag + tok_state = tok_state_before_attribute_name + return + # fall through + if c is '/' + if is_appropriate_end_tag tok_cur_tag + tok_state = tok_state_self_closing_start_tag + return + # fall through + if c is '>' + if is_appropriate_end_tag tok_cur_tag + tok_state = tok_state_data + return tok_cur_tag + # fall through + if is_uc_alpha(c) + tok_cur_tag.name += c.toLowerCase() + temporary_buffer += c.toLowerCase() + return + if is_lc_alpha(c) + tok_cur_tag.name += c + temporary_buffer += c.toLowerCase() + return + # Anything else + tok_state = tok_state_script_data_escaped + cur -= 1 # Reconsume + return new_character_token " + c = txt.charAt(cur++) + if c is "\t" or c is "\u000a" or c is "\u000c" or c is ' ' or c is '/' or c is '>' + if temporary_buffer is 'script' + tok_state = tok_state_script_data_double_escaped + else + tok_state = tok_state_script_data_escaped + return new_character_token c + if is_uc_alpha(c) + temporary_buffer += c.toLowerCase() # yes, really lowercase + return new_character_token c + if is_lc_alpha(c) + temporary_buffer += c + return new_character_token c + # Anything else + tok_state = tok_state_script_data_escaped + cur -= 1 # Reconsume + return + + # 8.2.4.29 http://www.w3.org/TR/html5/syntax.html#script-data-double-escaped-state + tok_state_script_data_double_escaped = -> + c = txt.charAt(cur++) + if c is '-' + tok_state = tok_state_script_data_double_escaped_dash + return new_character_token '-' + if c is '<' + tok_state = tok_state_script_data_double_escaped_less_than_sign + return new_character_token '<' + if c is "\u0000" + parse_error() + return new_character_token "\ufffd" + if c is '' # EOF + parse_error() + tok_state = tok_state_data + cur -= 1 # Reconsume + return + # Anything else + return new_character_token c + + # 8.2.4.30 http://www.w3.org/TR/html5/syntax.html#script-data-double-escaped-dash-state + tok_state_script_data_double_escaped_dash = -> + c = txt.charAt(cur++) + if c is '-' + tok_state = tok_state_script_data_double_escaped_dash_dash + return new_character_token '-' + if c is '<' + tok_state = tok_state_script_data_double_escaped_less_than_sign + return new_character_token '<' + if c is "\u0000" + parse_error() + tok_state = tok_state_script_data_double_escaped + return new_character_token "\ufffd" + if c is '' # EOF + parse_error() + tok_state = tok_state_data + cur -= 1 # Reconsume + return + # Anything else + tok_state = tok_state_script_data_double_escaped + return new_character_token c + + # 8.2.4.31 http://www.w3.org/TR/html5/syntax.html#script-data-double-escaped-dash-dash-state + tok_state_script_data_double_escaped_dash_dash = -> + c = txt.charAt(cur++) + if c is '-' + return new_character_token '-' + if c is '<' + tok_state = tok_state_script_data_double_escaped_less_than_sign + return new_character_token '<' + if c is '>' + tok_state = tok_state_script_data + return new_character_token '>' + if c is "\u0000" + parse_error() + tok_state = tok_state_script_data_double_escaped + return new_character_token "\ufffd" + if c is '' # EOF + parse_error() + tok_state = tok_state_data + cur -= 1 # Reconsume + return + # Anything else + tok_state = tok_state_script_data_double_escaped + return new_character_token c + + # 8.2.4.32 http://www.w3.org/TR/html5/syntax.html#script-data-double-escaped-less-than-sign-state + tok_state_script_data_double_escaped_less_than_sign = -> + c = txt.charAt(cur++) + if c is '/' + temporary_buffer = '' + tok_state = tok_state_script_data_double_escape_end + return new_character_token '/' + # Anything else + tok_state = tok_state_script_data_double_escaped + cur -= 1 # Reconsume + return + + # 8.2.4.33 http://www.w3.org/TR/html5/syntax.html#script-data-double-escape-end-state + tok_state_script_data_double_escape_end = -> + c = txt.charAt(cur++) + if c is "\t" or c is "\u000a" or c is "\u000c" or c is ' ' or c is '/' or c is '>' + if temporary_buffer is 'script' + tok_state = tok_state_script_data_escaped + else + tok_state = tok_state_script_data_double_escaped + return new_character_token c + if is_uc_alpha(c) + temporary_buffer += c.toLowerCase() # yes, really lowercase + return new_character_token c + if is_lc_alpha(c) + temporary_buffer += c + return new_character_token c + # Anything else + tok_state = tok_state_script_data_double_escaped + cur -= 1 # Reconsume + return # 8.2.4.34 http://www.w3.org/TR/html5/syntax.html#before-attribute-name-state tok_state_before_attribute_name = -> @@ -2509,7 +3700,7 @@ parse_html = (txt, parse_error_cb = null) -> parse_error() tok_state = tok_state_data else - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) attr_name = c.toLowerCase() else attr_name = c @@ -2534,16 +3725,16 @@ parse_html = (txt, parse_error_cb = null) -> return tmp when "\u0000" parse_error() - tok_cur_tag.attrs_a[0][0] = "\ufffd" + tok_cur_tag.attrs_a[0][0] += "\ufffd" when '"', "'", '<' parse_error() - tok_cur_tag.attrs_a[0][0] = c + tok_cur_tag.attrs_a[0][0] += c when '' # EOF parse_error() tok_state = tok_state_data else - if uc_alpha.indexOf(c) > -1 - tok_cur_tag.attrs_a[0][0] = c.toLowerCase() + if is_uc_alpha(c) + tok_cur_tag.attrs_a[0][0] += c.toLowerCase() else tok_cur_tag.attrs_a[0][0] += c return null @@ -2561,8 +3752,8 @@ parse_html = (txt, parse_error_cb = null) -> return if c is '>' tok_state = tok_state_data - return - if uc_alpha.indexOf(c) > -1 + return tok_cur_tag + if is_uc_alpha(c) tok_cur_tag.attrs_a.unshift [c.toLowerCase(), ''] tok_state = tok_state_attribute_name return @@ -2582,6 +3773,7 @@ parse_html = (txt, parse_error_cb = null) -> # Anything else tok_cur_tag.attrs_a.unshift [c, ''] tok_state = tok_state_attribute_name + return # 8.2.4.37 http://www.w3.org/TR/html5/syntax.html#before-attribute-value-state tok_state_before_attribute_value = -> @@ -2690,6 +3882,24 @@ parse_html = (txt, parse_error_cb = null) -> cur -= 1 # we didn't handle that char return null + # 8.2.4.43 http://www.w3.org/TR/html5/syntax.html#self-closing-start-tag-state + tok_state_self_closing_start_tag = -> + c = txt.charAt(cur++) + if c is '>' + tok_cur_tag.flag 'self-closing', true + tok_state = tok_state_data + return tok_cur_tag + if c is '' + parse_error() + tok_state = tok_state_data + cur -= 1 # Reconsume + return + # Anything else + parse_error() + tok_state = tok_state_before_attribute_name + cur -= 1 # Reconsume + return + # 8.2.4.44 http://www.w3.org/TR/html5/syntax.html#bogus-comment-state # WARNING: put a comment token in tok_cur_tag before setting this state tok_state_bogus_comment = -> @@ -2700,7 +3910,7 @@ parse_html = (txt, parse_error_cb = null) -> else val = txt.substr cur, (next_gt - cur) cur = next_gt + 1 - val = val.replace "\u0000", "\ufffd" + val = val.replace(new RegExp("\u0000", 'g'), "\ufffd") tok_cur_tag.text += val tok_state = tok_state_data return tok_cur_tag @@ -2717,13 +3927,13 @@ parse_html = (txt, parse_error_cb = null) -> tok_state = tok_state_doctype return acn = adjusted_current_node() - if acn and acn.namespace isnt NS_HTML and text.substr(cur, 7) is '[CDATA[' + if acn and acn.namespace isnt NS_HTML and txt.substr(cur, 7) is '[CDATA[' cur += 7 tok_state = tok_state_cdata_section return # Otherwise parse_error() - tok_cur_tag = new_comment_token '!' # TODO test ("!" right?) + tok_cur_tag = new_comment_token '' tok_state = tok_state_bogus_comment return @@ -2734,6 +3944,7 @@ parse_html = (txt, parse_error_cb = null) -> tok_state = tok_state_comment_start_dash when "\u0000" parse_error() + tok_state = tok_state_comment return new_character_token "\ufffd" when '>' parse_error() @@ -2746,6 +3957,7 @@ parse_html = (txt, parse_error_cb = null) -> return tok_cur_tag else tok_cur_tag.text += c + tok_state = tok_state_comment return null # 8.2.4.47 http://www.w3.org/TR/html5/syntax.html#comment-start-dash-state @@ -2880,7 +4092,7 @@ parse_html = (txt, parse_error_cb = null) -> c = txt.charAt(cur++) if c is "\t" or c is "\u000a" or c is "\u000c" or c is ' ' return - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) tok_cur_tag = new_doctype_token c.toLowerCase() tok_state = tok_state_doctype_name return @@ -2916,7 +4128,7 @@ parse_html = (txt, parse_error_cb = null) -> if c is '>' tok_state = tok_state_data return tok_cur_tag - if uc_alpha.indexOf(c) > -1 + if is_uc_alpha(c) tok_cur_tag.name += c.toLowerCase() return if c is "\u0000" @@ -2969,12 +4181,12 @@ parse_html = (txt, parse_error_cb = null) -> return if c is '"' parse_error() - tok_cur_tag.public_identifier = '' # FIXME should this go in @attrs or @text? + tok_cur_tag.public_identifier = '' tok_state = tok_state_doctype_public_identifier_double_quoted return if c is "'" parse_error() - tok_cur_tag.public_identifier = '' # FIXME should this go in @attrs or @text? + tok_cur_tag.public_identifier = '' tok_state = tok_state_doctype_public_identifier_single_quoted return if c is '>' @@ -3001,12 +4213,12 @@ parse_html = (txt, parse_error_cb = null) -> return if c is '"' parse_error() - tok_cur_tag.public_identifier = '' # FIXME should this go in @attrs or @text? + tok_cur_tag.public_identifier = '' tok_state = tok_state_doctype_public_identifier_double_quoted return if c is "'" parse_error() - tok_cur_tag.public_identifier = '' # FIXME should this go in @attrs or @text? + tok_cur_tag.public_identifier = '' tok_state = tok_state_doctype_public_identifier_single_quoted return if c is '>' @@ -3284,6 +4496,20 @@ parse_html = (txt, parse_error_cb = null) -> # Anything else return null + # 8.2.4.68 http://www.w3.org/TR/html5/syntax.html#cdata-section-state + tok_state_cdata_section = -> + tok_state = tok_state_data + next_gt = txt.indexOf ']]>', cur + if next_gt is -1 + val = txt.substr cur + cur = txt.length + else + val = txt.substr cur, (next_gt - cur) + cur = next_gt + 3 + val = val.replace(new RegExp("\u0000", 'g'), "\ufffd") + if val.length > 0 + return new_character_token val # fixfull split + return null # 8.2.4.69 http://www.w3.org/TR/html5/syntax.html#consume-a-character-reference # Don't set this as a state, just call it @@ -3302,26 +4528,39 @@ parse_html = (txt, parse_error_cb = null) -> if cur + 1 >= txt.length return '&' if txt.charAt(cur + 1).toLowerCase() is 'x' - prefix = '#x' + base = 16 charset = hex_chars start = cur + 2 else charset = digits start = cur + 1 - prefix = '#' + base = 10 i = 0 while start + i < txt.length and charset.indexOf(txt.charAt(start + i)) > -1 i += 1 if i is 0 return '&' + cur = start + i if txt.charAt(start + i) is ';' - i += 1 - # FIXME This is supposed to generate parse errors for some chars - decoded = decode_named_char_ref(prefix + txt.substr(start, i).toLowerCase()) - if decoded? - cur = start + i - return decoded - return '&' + cur += 1 + else + parse_error() + code_point = txt.substr(start, i) + while code_point.charAt(0) is '0' and code_point.length > 1 + code_point = code_point.substr 1 + code_point = parseInt(code_point, base) + if unicode_fixes[code_point]? + parse_error() + return unicode_fixes[code_point] + else + if (code_point >= 0xd800 and code_point <= 0xdfff) or code_point > 0x10ffff + parse_error() + return "\ufffd" + else + if (code_point >= 0x0001 and code_point <= 0x0008) or (code_point >= 0x000D and code_point <= 0x001F) or (code_point >= 0x007F and code_point <= 0x009F) or (code_point >= 0xFDD0 and code_point <= 0xFDEF) or code_point is 0x000B or code_point is 0xFFFE or code_point is 0xFFFF or code_point is 0x1FFFE or code_point is 0x1FFFF or code_point is 0x2FFFE or code_point is 0x2FFFF or code_point is 0x3FFFE or code_point is 0x3FFFF or code_point is 0x4FFFE or code_point is 0x4FFFF or code_point is 0x5FFFE or code_point is 0x5FFFF or code_point is 0x6FFFE or code_point is 0x6FFFF or code_point is 0x7FFFE or code_point is 0x7FFFF or code_point is 0x8FFFE or code_point is 0x8FFFF or code_point is 0x9FFFE or code_point is 0x9FFFF or code_point is 0xAFFFE or code_point is 0xAFFFF or code_point is 0xBFFFE or code_point is 0xBFFFF or code_point is 0xCFFFE or code_point is 0xCFFFF or code_point is 0xDFFFE or code_point is 0xDFFFF or code_point is 0xEFFFE or code_point is 0xEFFFF or code_point is 0xFFFFE or code_point is 0xFFFFF or code_point is 0x10FFFE or code_point is 0x10FFFF + parse_error() + return from_code_point code_point + return else for i in [0...31] if alnum.indexOf(txt.charAt(cur + i)) is -1 @@ -3330,46 +4569,66 @@ parse_html = (txt, parse_error_cb = null) -> # exit early, because parse_error() below needs at least one alnum return '&' if txt.charAt(cur + i) is ';' - i += 1 # include ';' terminator in value decoded = decode_named_char_ref txt.substr(cur, i) + i += 1 # scan past the ';' (after, so we dno't pass it to decode) if decoded? cur += i return decoded - parse_error() - return '&' - else - # no ';' terminator (only legacy char refs) - max = i - for i in [2..max] # no prefix matches, so ok to check shortest first - c = legacy_char_refs[txt.substr(cur, i)] - if c? - if in_attr - if txt.charAt(cur + i) is '=' - # "because some legacy user agents will - # misinterpret the markup in those cases" - parse_error() - return '&' - if alnum.indexOf(txt.charAt(cur + i)) > -1 - # this makes attributes forgiving about url args - return '&' - # ok, and besides the weird exceptions for attributes... - # return the matching char - cur += i # consume entity chars - parse_error() # because no terminating ";" - return c - parse_error() - return '&' + # else FALL THROUGH (check for match without last char(s) or ";") + # no ';' terminator (only legacy char refs) + max = i + for i in [2..max] # no prefix matches, so ok to check shortest first + c = legacy_char_refs[txt.substr(cur, i)] + if c? + if in_attr + if txt.charAt(cur + i) is '=' + # "because some legacy user agents will + # misinterpret the markup in those cases" + parse_error() + return '&' + if alnum.indexOf(txt.charAt(cur + i)) > -1 + # this makes attributes forgiving about url args + return '&' + # ok, and besides the weird exceptions for attributes... + # return the matching char + cur += i # consume entity chars + parse_error() # because no terminating ";" + return c + parse_error() + return '&' return # never reached + eat_next_token_if_newline = -> + old_cur = cur + t = null + until t? + t = tok_state() + if t.type is TYPE_TEXT + # definition of a newline depends on whether it was a character ref or not + if cur - old_cur is 1 + # not a character reference + if t.text is "\u000d" or t.text is "\u000a" + return + else + if t.text is "\u000a" + return + # not a "newline" + cur = old_cur + return + # tree constructor initialization # see comments on TYPE_TAG/etc for the structure of this data - doc = new Node TYPE_TAG, name: 'html', namespace: NS_HTML - open_els = [doc] + txt = args.html + cur = 0 + doc = new Node TYPE_TAG, name: 'document', namespace: NS_HTML + doc.flag 'quirks mode', QUIRKS_NO # TODO bugreport spec for not specifying this + fragment_root = null # fragment parsing algorithm returns children of this + open_els = [] afe = [] # active formatting elements - template_insertion_modes = [] - insertion_mode = ins_mode_initial - original_insertion_mode = insertion_mode # TODO check spec - flag_scripting = true # TODO might need an extra flag to get