metaform.php

   1 <?php
   2
   3 #  Copyright (C) 2006 Jason Woofenden
   4 #
   5 #  This program is free software: you can redistribute it and/or modify
   6 #  it under the terms of the GNU General Public License as published by
   7 #  the Free Software Foundation, either version 3 of the License, or
   8 #  (at your option) any later version.
   9 #
  10 #  This program is distributed in the hope that it will be useful,
  11 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #  GNU General Public License for more details.
  14 #
  15 #  You should have received a copy of the GNU General Public License
  16 #  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18
  19 # This file writes the code for you (sql, php, html, email) to handle a form.
  20
  21 require_once('code/wfpl/template.php');
  22 require_once('code/wfpl/http.php');
  23 require_once('code/wfpl/tar.php');
  24 require_once('code/wfpl/format.php');
  25
  26 # see code/wfpl/metaform/template.html for the html templates for these elements
  27 $GLOBALS['types'] = array(
  28 #    type                  input          format        sql
  29         'varname' =>    array('textbox',     'varname',    'varchar(50)'),
  30         'name' =>       array('textbox',     'oneline',    'varchar(200)'),
  31         'textbox' =>    array('textbox',     'oneline',    'varchar(200)'),
  32         'int' =>        array('textbox',     'int',        'int'),
  33         'decimal' =>    array('textbox',     'decimal',    'decimal(12,12)'),
  34         'bigint' =>     array('textbox',     'int',        'varchar(100)'), # up to 100 digits, stored as a string
  35         'zip' =>        array('textbox',     'zip',        'varchar(20)'),
  36         'email' =>      array('textbox',     'email',      'varchar(100)'),
  37         'phone' =>      array('textbox',     'phone',      'varchar(32)'),
  38         'state' =>      array('states',      'oneline',    'varchar(2)'),
  39         'money' =>      array('textbox',     'money',      'varchar(32)'),
  40         'date' =>       array('date',        'mdy_to_ymd', 'char(10)'),
  41         'dollars' =>    array('textbox',     'dollars',    'varchar(32)'),
  42         'url' =>        array('textbox',     'url',        'varchar(200)'),
  43         'hidden' =>     array('hidden',      'unix',       'varchar(200)'),
  44         'password' =>   array('password',    'oneline',    'varchar(200)'),
  45         'textarea' =>   array('textarea',    'unix',       'text'),
  46         'html' =>       array('html',        'unix',       'text'),
  47         'pulldown' =>   array('pulldown',    'options',    'varchar(100)'),
  48         'radio' =>      array('radio',       'oneline',    'varchar(200)'),
  49         'checkbox' =>   array('leftcheck',   'bool',       'int(1)'),
  50         'rightcheck' => array('checkbox',    'bool',       'int(1)'),
  51         'rightyesno' => array('checkbox',    'yesno',      'varchar(3)'),
  52         'yesno' =>      array('leftcheck',   'yesno',      'varchar(3)'),
  53         'delete' =>     array('checkbox',    'yesno',      'n/a'),
  54         'image' =>      array('image',       'oneline',    'varchar(120)'),
  55         'thumb' =>      array('image',       'oneline',    'varchar(240)'),
  56         'submit' =>     array('submit',      'oneline',    'n/a')
  57 );
  58
  59 function list_available_types() {
  60         ksort($GLOBALS['types']);
  61         foreach($GLOBALS['types'] as $key => $value) {
  62                 tem_set('type', $key);
  63                 tem_show('types');
  64                 tem_show('types_sep');
  65         }
  66 }
  67
  68
  69 function metaform() {
  70         if(isset($_REQUEST['singular'])) {
  71                 $GLOBALS['file_name'] = format_varname($_REQUEST['file_name']);
  72                 $GLOBALS['table_name'] = format_varname($_REQUEST['table_name']);
  73                 $GLOBALS['plural'] = format_varname($_REQUEST['plural']);
  74                 # backwards compatibility:
  75                 if(isset($_REQUEST['form_name'])) {
  76                         $GLOBALS['file_name'] = $GLOBALS['table_name'] = $GLOBALS['plural'] = format_varname($_REQUEST['form_name']);
  77                 }
  78                 tem_set('file_name', $GLOBALS['file_name']);
  79                 tem_set('table_name', $GLOBALS['table_name']);
  80                 tem_set('plural', $GLOBALS['plural']);
  81
  82                 $GLOBALS['singular'] = format_varname($_REQUEST['singular']);
  83                 tem_set('singular', $GLOBALS['singular']);
  84                 $GLOBALS['opt_email'] = format_yesno($_REQUEST['opt_email']);
  85                 tem_set('opt_email', $GLOBALS['opt_email']);
  86                 $GLOBALS['opt_db'] = format_yesno($_REQUEST['opt_db']);
  87                 tem_set('opt_db', $GLOBALS['opt_db']);
  88                 $GLOBALS['opt_listing'] = format_yesno($_REQUEST['opt_listing']);
  89                 tem_set('opt_listing', $GLOBALS['opt_listing']);
  90                 $GLOBALS['opt_display'] = format_yesno($_REQUEST['opt_display']);
  91                 tem_set('opt_display', $GLOBALS['opt_display']);
  92                 $GLOBALS['opt_http_pass'] = format_yesno($_REQUEST['opt_http_pass']);
  93                 tem_set('opt_http_pass', $GLOBALS['opt_http_pass']);
  94         }
  95
  96         if(isset($_REQUEST['fields'])) {
  97                 if(isset($_REQUEST['view_sql'])) {
  98                         view_sql();
  99                         exit();
 100                 } elseif(isset($_REQUEST['view_php'])) {
 101                         view_php();
 102                         exit();
 103                 } elseif(isset($_REQUEST['view_html'])) {
 104                         view_html();
 105                         exit();
 106                 } elseif(isset($_REQUEST['view_email'])) {
 107                         view_email();
 108                         exit();
 109                 } elseif(isset($_REQUEST['download_tar'])) {
 110                         download_tar();
 111                         exit();
 112                 } elseif(isset($_REQUEST['preview'])) {
 113                         preview();
 114                         exit();
 115                 } elseif(isset($_REQUEST['edit'])) {
 116                         tem_set('fields', $_REQUEST['fields']);
 117                         # fall through
 118                 } else {
 119                         die("Sorry... couldn't tell which button you pressed");
 120                 }
 121         }
 122
 123
 124         set_form_action();
 125         tem_load('code/wfpl/metaform/main.html');
 126         list_available_types();
 127         tem_output();
 128 }
 129
 130
 131 function field_input($type)  { return $GLOBALS['types'][$type][0]; }
 132 function field_format($type) { return $GLOBALS['types'][$type][1]; }
 133 function field_sql($type)    { return $GLOBALS['types'][$type][2]; }
 134
 135 function get_fields() {
 136         # no sense in doing all this so many times
 137         if(isset($GLOBALS['gotten_fields'])) {
 138                 return $GLOBALS['gotten_fields'];
 139         }
 140
 141         $fields_str = unix_newlines($_REQUEST['fields']);
 142         $GLOBALS['gotten_fields'] = array();
 143         $fields_str = rtrim($fields_str);
 144         $fields = split("\n", $fields_str);
 145         foreach($fields as $field) {
 146                 list($name, $type, $options) = split('  *', $field);
 147                 if($options) $options = split(',', $options);
 148                 if(!$type) $type = $name;
 149                 $input = field_input($type);
 150                 $format = field_format($type);
 151                 $sql = field_sql($type);
 152                 $GLOBALS['gotten_fields'][] = array($name, $type, $input, $format, $sql, $options);
 153         }
 154         return $GLOBALS['gotten_fields'];
 155 }
 156
 157 # this one, that you're using to create forms
 158 function set_form_action() {
 159         $action = ereg_replace('.*/', '', $_SERVER['REQUEST_URI']);
 160         if($action == '') $action = './';
 161         tem_set('form_action', $action);
 162 }
 163
 164 # perfect HTTP headers for viewing created files
 165 function view_headers() {
 166         header('Content-type: text/plain');
 167 }
 168
 169
 170
 171
 172 function make_sql() {
 173         $tem = new tem();
 174         $tem->load('code/wfpl/metaform/template.sql');
 175         $tem->set('table_name', $GLOBALS['table_name']);
 176         $fields = get_fields();
 177         foreach($fields as $field) {
 178                 list($name, $type, $input, $format, $sql) = $field;
 179                 if($sql != 'n/a') {
 180                         $tem->set('name', $name);
 181                         $tem->set('type', $sql);
 182                         if(substr($sql, 0, 3) == 'int' || substr($sql, 0, 7) == 'decimal') {
 183                                 $tem->set('default', '0');
 184                         } elseif($format == 'yesno') {
 185                                 $tem->set('default', '"No"');
 186                         } else {
 187                                 $tem->set('default', '""');
 188                         }
 189                         $tem->show('column');
 190                 }
 191         }
 192         view_headers();
 193         return $tem->run();
 194 }
 195
 196 function view_sql() {
 197         view_headers();
 198         echo make_sql();
 199 }
 200
 201 # always_field is a form field that always submits (unlike say, checkboxes). It's used to detect if the form has submitted or not.
 202 function find_always_field($fields) {
 203         foreach($fields as $field) {
 204                 list($name, $type, $input, $format, $sql) = $field;
 205                 if($input != 'submit' && $input != 'checkbox' && $input != 'radio') {
 206                         return $name;
 207                 }
 208         }
 209
 210         return false;
 211 }
 212
 213
 214
 215 # pass false if you want to exclude the <head> and <body> tag etc.
 216 function make_html($whole_file = true) {
 217         $uploads_output_already = false;
 218         $has_html_editors = false;
 219         $tem = new tem();
 220         $tem->load('code/wfpl/metaform/template.html');
 221         $tem->set('file_name', $GLOBALS['file_name']);
 222         $tem->set('table_name', $GLOBALS['table_name']);
 223         $tem->set('singular', $GLOBALS['singular']);
 224         $tem->set('plural', $GLOBALS['plural']);
 225         $fields = get_fields();
 226         $tem->set('always_field', find_always_field($fields));
 227         foreach($fields as $field) {
 228                 list($name, $type, $input, $format, $sql) = $field;
 229                 $tem->set('name', $name);
 230                 $tem->set('caption', format_caption($name));
 231                 $tem->show($input);
 232                 if($input != 'hidden') {
 233                         $tem->show('row');
 234                 }
 235
 236                 if($input == 'image' && !$uploads_output_already) {
 237                         $tem->show('uploads');
 238                         $tem->set('enctype_attr', '" enctype="multipart/form-data');
 239                         $uploads_output_already = true;
 240                 } elseif($input == 'html') {
 241                         $has_html_editors = true;
 242                         $tem->set('html_field_name', $name);
 243                         $tem->show('replace_textarea');
 244                 }
 245
 246                 if($GLOBALS['opt_display'] == 'Yes') {
 247                         switch($input) {
 248                                 case 'image':
 249                                         $tem->show('display_image');
 250                                 break;
 251                                 case 'checkbox':
 252                                 case 'leftcheck':
 253                                         $tem->show('display_yesno');
 254                                 break;
 255                                 case 'date':
 256                                         $tem->show('display_date');
 257                                 break;
 258                                 case 'textarea':
 259                                         $tem->show('display_multiline');
 260                                 break;
 261                                 case 'html':
 262                                         $tem->show('display_html');
 263                                 break;
 264                                 default:
 265                                         $tem->show('display_short');
 266                         }
 267                         $tem->show('display_row');
 268                 }
 269
 270                 if($GLOBALS['opt_listing'] == 'Yes') {
 271                         if($GLOBALS['opt_display'] != 'Yes') {
 272                                 $tem->show('opt_display_a_else');
 273                         }
 274                         if(show_in_listing($type, $input, $format, $sql)) {
 275                                 if($format == 'bool' || $format == 'yesno') {
 276                                         $tem->set('listing_enc', 'yesno');
 277                                         $tem->show('listing_value_enc');
 278                                 } elseif($input == 'date') {
 279                                         $tem->set('listing_enc', 'mmddyyyy');
 280                                         $tem->show('listing_value_enc');
 281                                 } elseif($type == 'thumb') {
 282                                         $tem->show('listing_value_thumb');
 283                                 } else {
 284                                         $tem->set('listing_enc', 'html');
 285                                         $tem->show('listing_value_enc');
 286                                 }
 287                                 $tem->show('listing_head_col');
 288                                 $tem->show('listing_row_col');
 289                         }
 290                 }
 291         }
 292
 293         if($GLOBALS['opt_db'] == 'Yes') {
 294                 $tem->show('opt_db_1');
 295                 $tem->show('opt_db_2');
 296         } else {
 297                 $tem->show('opt_db_1_else');
 298         }
 299
 300         if($GLOBALS['opt_listing'] == 'Yes') {
 301                 $tem->show('opt_listing_1');
 302         }
 303
 304         if($GLOBALS['opt_display'] == 'Yes') {
 305                 $tem->show('opt_display_1');
 306                 $tem->show('opt_display_2');
 307         }
 308
 309         if($GLOBALS['opt_email'] == 'Yes' && $GLOBALS['opt_db'] != 'Yes') {
 310                 $tem->set('name', 'send');
 311                 $tem->set('caption', 'Send');
 312         } else {
 313                 $tem->set('name', 'save');
 314                 $tem->set('caption', 'Save');
 315         }
 316         $tem->show('submit');
 317         $tem->show('row');
 318
 319         $tem->show('form');
 320
 321         if($has_html_editors) {
 322                 $tem->show('html_editor_headers');
 323         }
 324
 325         if($whole_file) {
 326                 return $tem->run();
 327         } else {
 328                 return $tem->get('form');
 329         }
 330 }
 331
 332 function view_html() {
 333         view_headers();
 334         echo make_html();
 335 }
 336
 337 function show_in_listing($type, $input, $format, $sql) {
 338         switch($input) {
 339                 case 'submit':
 340                 case 'hidden':
 341                 case 'password':
 342                 case 'textarea':
 343                 case 'html':
 344                         return false;
 345         }
 346         if($type == 'image') {
 347                 return false;
 348         }
 349
 350         return true;
 351 }
 352
 353 function make_php() {
 354         $has_html_editors = false;
 355         $tem = new tem();
 356         $tem->load('code/wfpl/metaform/template.php');
 357         $tem->set('file_name', $GLOBALS['file_name']);
 358         $tem->set('table_name', $GLOBALS['table_name']);
 359         $tem->set('singular', $GLOBALS['singular']);
 360         $tem->set('plural', $GLOBALS['plural']);
 361         $fields = get_fields();
 362         $db_fields = '';
 363         $php_fields = '';
 364         $always_field = find_always_field($fields);
 365         $image_included_yet = false;
 366         foreach($fields as $field) {
 367                 list($name, $type, $input, $format, $sql) = $field;
 368                 if($input != 'submit') {
 369                         $tem->set('format', $format);
 370                         $tem->set('name', $name);
 371                         $tem->set('db_field', ''); # we don't want to use the value from last time
 372                         if($sql != 'n/a') {
 373                                 if($db_fields != '') $db_fields .= ',';
 374                                 $db_fields .= $name;
 375                                 if($php_fields != '') $php_fields .= ', ';
 376                                 $php_fields .= '$' . $name;
 377                         }
 378                         if($input == 'image') {
 379                                 if($type == 'thumb') {
 380                                         $tem->show('thumb_settings');
 381                                         $tem->show('thumb_upload_params');
 382                                         $tem->show('thumb_w_h');
 383                                 }
 384                                 $tem->show('image_settings');
 385                                 $tem->show('image_upload');
 386                                 if(!$image_included_yet) {
 387                                         $tem->show('image_include');
 388                                         $tem->show('upload_max');
 389                                         $tem->show('upload_settings');
 390                                         $image_included_yet = true;
 391                                 }
 392                         } else {
 393                                 if($input == 'html') {
 394                                         $has_html_editors = true;
 395                                 } elseif($input == 'pulldown') {
 396                                         $tem->show('pulldowns');
 397                                         $tem->show('pulldown_format_extra');
 398                                 }
 399                                 $tem->show('formats');
 400                         }
 401                         $tem->show('tem_sets');
 402                 }
 403
 404                 if($GLOBALS['opt_listing'] == 'Yes') {
 405                         if(show_in_listing($type, $input, $format, $sql)) {
 406                                 $tem->show('listing_fields_1');
 407                                 $tem->show('listing_fields_2');
 408                         }
 409                 }
 410         }
 411
 412         if($has_html_editors) {
 413                 $tem->show('show_extra_headers');
 414         }
 415
 416         $tem->set('always_field', $always_field);
 417         $tem->set('db_fields', $db_fields);
 418         $tem->set('php_fields', $php_fields);
 419         $tem->set('metaform_url', edit_url());
 420         if($GLOBALS['opt_listing'] == 'Yes') {
 421                 $tem->show('opt_listing_1');
 422                 $tem->show('opt_listing_2');
 423         }
 424         if($GLOBALS['opt_display'] == 'Yes') {
 425                 $tem->show('opt_display_1');
 426                 $tem->show('opt_display_2');
 427         } else {
 428                 $tem->show('opt_display_1_else');
 429                 $tem->show('opt_display_2_else');
 430         }
 431         if($GLOBALS['opt_db'] == 'Yes') {
 432                 $tem->show('opt_db_1');
 433                 $tem->show('opt_db_2');
 434                 $tem->show('opt_db_3');
 435                 $tem->show('opt_db_4');
 436                 $tem->show('opt_db_5');
 437         }
 438         if($GLOBALS['opt_email'] == 'Yes') {
 439                 $tem->show('opt_email_1');
 440                 $tem->show('opt_email_2');
 441         }
 442         if($GLOBALS['opt_http_pass'] == 'Yes') {
 443                 $tem->show('opt_http_pass_1');
 444                 $tem->show('opt_http_pass_2');
 445         }
 446         return $tem->run();
 447 }
 448
 449 # make a URL for the edit page with all the fields filled in
 450 function edit_url() {
 451         $url = this_url();
 452         $url = ereg_replace('view_php=[^&]*', 'edit=yes', $url);
 453         $url = ereg_replace('download_tar=[^&]*', 'edit=yes', $url);
 454         $url = ereg_replace('/[a-z0-9_.]*\?', '/?', $url);
 455         $url = str_replace('jasonwoof.l', 'jasonwoof.com', $url); # so that code generated on Jason's home computer will display a publically accessible link.
 456         return $url;
 457 }
 458
 459 function view_php() {
 460         view_headers();
 461         echo make_php();
 462 }
 463
 464 function make_email() {
 465         $tem = new tem();
 466         $tem->load('code/wfpl/metaform/template.email.txt');
 467         $tem->set('file_name', $GLOBALS['file_name']);
 468         $tem->set('table_name', $GLOBALS['table_name']);
 469         $tem->set('singular', $GLOBALS['singular']);
 470         $tem->set('plural', $GLOBALS['plural']);
 471         $fields = get_fields();
 472         foreach($fields as $field) {
 473                 list($name, $type, $input, $format, $sql) = $field;
 474                 $tem->set('name', $name);
 475                 $tem->set('caption', $name); # fixme
 476                 if($type == 'textarea') {
 477                         $tem->show('multi_line');
 478                 } elseif($type == 'checkbox') {
 479                         $tem->show('checkbox');
 480                 } else {
 481                         $tem->show('normal');
 482                 }
 483                 $tem->show('fields');
 484         }
 485         return $tem->run();
 486 }
 487
 488 function make_htaccess() {
 489         $tem = new tem();
 490         $tem->set('form', $GLOBALS['file_name']);
 491         return $tem->run('code/wfpl/metaform/htaccess');
 492 }
 493
 494 function view_email() {
 495         view_headers();
 496         echo make_email();
 497 }
 498
 499 function preview() {
 500         tem_load('code/wfpl/metaform/preview.html');
 501         tem_set('file_name', $GLOBALS['file_name']);
 502         tem_set('table_name', $GLOBALS['table_name']);
 503         tem_set('singular', $GLOBALS['singular']);
 504         tem_set('plural', $GLOBALS['plural']);
 505         tem_set('fields', $_REQUEST['fields']);
 506         $preview_tem = new tem();
 507         $preview_tem->load_str(make_html(false));
 508         if($GLOBALS['opt_db'] == 'Yes') {
 509                 $preview_tem->show('new_msg');
 510         }
 511         $fields = get_fields();
 512         foreach($fields as $field) {
 513                 list($name, $type, $input, $format, $sql) = $field;
 514                 if($type == 'pulldown') {
 515                         pulldown($name, array('option 1', 'option 2', 'option 3'));
 516                 }
 517         }
 518         $preview = $preview_tem->run();
 519         unset($preview_tem);
 520         $preview = ereg_replace('type="submit"', 'type="submit" disabled="disabled"', $preview);
 521         tem_set('preview', $preview);
 522         tem_show('hiddens');
 523         set_form_action();
 524         tem_output();
 525 }
 526
 527 function download_tar() {
 528         $name = $GLOBALS['file_name'];
 529         $data = array(
 530                 ".htaccess" => make_htaccess(),
 531                 "run.php ->" => 'code/wfpl/run.php',
 532                 "style.css" => read_whole_file('code/wfpl/metaform/style.css'),
 533                 "$name.html" => make_html(),
 534                 "$name.php" => make_php());
 535         if($GLOBALS['opt_db'] == 'Yes') {
 536                 $data["$name.sql"] = make_sql();
 537         }
 538         if($GLOBALS['opt_email'] == 'Yes') {
 539                 $data["$name.email.txt"] = make_email();
 540         }
 541         make_tar($name, $data);
 542 }
 543
 544
 545 metaform();
 546 exit();