X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=editor.coffee;h=4805550979a69b215dfc4c6aa99f2ac92751165d;hb=8709cb94761099e91b480781b64323b169130d3a;hp=4de3b8179d8c312fb1e024070b3e9a21c71e0a3a;hpb=a7cff3a244ba086034aed2f284235b6bcb6b7f98;p=peach-html5-editor.git

diff --git a/editor.coffee b/editor.coffee
index 4de3b81..4805550 100644
--- a/editor.coffee
+++ b/editor.coffee
@@ -14,3 +14,85 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+# encode text so it can be safely placed inside an html attribute
+enc_attr_regex = new RegExp '(&)|(")|(\u00A0)', 'g'
+enc_attr = (txt) ->
+	return txt.replace enc_attr_regex, (match, amp, quote) ->
+		return '&amp;' if (amp)
+		return '&quot;' if (quote)
+		return '&nbsp;'
+
+void_elements = {
+	area: true
+	base: true
+	br: true
+	col: true
+	embed: true
+	hr: true
+	img: true
+	input: true
+	keygen: true
+	link: true
+	meta: true
+	param: true
+	source: true
+	track: true
+	wbr: true
+}
+dom_to_html = (dom) ->
+	ret = ''
+	for el in dom
+		switch el.type
+			when wheic_parser.TYPE_TAG
+				ret += '<' + el.name
+				attr_keys = []
+				for k of el.attrs
+					attr_keys.unshift k
+				#attr_keys.sort()
+				for k in attr_keys
+					ret += " #{k}"
+					if el.attrs[k].length > 0
+						ret += "=\"#{enc_attr el.attrs[k]}\""
+				ret += '>'
+				unless void_elements[el.name]
+					if el.children.length
+						ret += dom_to_html el.children
+					ret += "</#{el.name}>"
+			when wheic_parser.TYPE_TEXT
+				ret += el.text
+			when wheic_parser.TYPE_COMMENT
+				ret += "<!--#{el.text}-->"
+			when wheic_parser.TYPE_DOCTYPE
+				ret += "<!DOCTYPE #{el.name}"
+				if el.public_identifier? and el.public_identifier.length > 0
+					ret += " \"#{el.public_identifier}\""
+				if el.system_identifier? and el.system_identifier.length > 0
+					ret += " \"#{el.system_identifier}\""
+				ret += ">\n"
+	return ret
+
+wysiwyg = (el, options = {}) ->
+	opt_fragment = options.fragment ? true
+	parser_opts = {}
+	if opt_fragment
+		parser_opts.fragment = 'body'
+	editor_instance = {
+		dom: wheic_parser.parse el.value, parser_opts
+		iframe: document.createElement('iframe')
+		load_html: (html) ->
+			@dom = wheic_parser.parse el.value, parser_opts
+	}
+	idoc = editor_instance.iframe.contentDocument
+	if options.stylesheet # TODO test this
+		istyle = idoc.createElement 'style'
+		istyle.setAttribute 'src', options.stylesheet
+		idoc.head.appendChild istyle
+	el.parentNode.appendChild editor_instance.iframe
+	return editor_instance
+
+window.wheic = {
+	wysiwyg: wysiwyg
+	dom_to_html: dom_to_html
+}
+
+# test in browser: wheic(document.getElementsByTagName('textarea')[0])