class.tx_rtehtmlarea_parse_html.php

Go to the documentation of this file.

<?php
/***************************************************************
*  Copyright notice
*
*  (c) 2005-2011 Stanislas Rolland <typo3(arobas)sjbr.ca>
*  All rights reserved
*
*  This script is part of the TYPO3 project. The TYPO3 project is
*  free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2 of the License, or
*  (at your option) any later version.
*
*  The GNU General Public License can be found at
*  http://www.gnu.org/copyleft/gpl.html.
*  A copy is found in the textfile GPL.txt and important notices to the license
*  from the author is found in LICENSE.txt distributed with these scripts.
*
*
*  This script is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU General Public License for more details.
*
*  This copyright notice MUST APPEAR in all copies of the script!
***************************************************************/
/**
 * Content parsing for htmlArea RTE
 *
 * @author  Stanislas Rolland <typo3(arobas)sjbr.ca>
 *
 * $Id: class.tx_rtehtmlarea_parse_html.php 10120 2011-01-18 20:03:36Z ohader $  *
 */

class tx_rtehtmlarea_parse_html {
    var $content;
    var $modData;

    /**
     * document template object
     *
     * @var template
     */
    var $doc;
    var $extKey = 'rtehtmlarea';
    var $prefixId = 'TYPO3HtmlParser';

    /**
     * @return  [type]      ...
     */
    function init() {
        global $BE_USER,$BACK_PATH,$MCONF;

        $this->doc = t3lib_div::makeInstance('template');
        $this->doc->backPath = $BACK_PATH;
        $this->doc->JScode='';

        $this->modData = $BE_USER->getModuleData($MCONF['name'],'ses');
        if (t3lib_div::_GP('OC_key'))   {
            $parts = explode('|',t3lib_div::_GP('OC_key'));
            $this->modData['openKeys'][$parts[1]] = $parts[0]=='O' ? 1 : 0;
            $BE_USER->pushModuleData($MCONF['name'],$this->modData);
        }
    }

    /**
     * [Describe function...]
     *
     * @return  [type]      ...
     */
    function main() {
        global $LANG;

        $this->content .= $this->main_parse_html($this->modData['openKeys']);

            // if no HTTP input conversion is configured, the input was uft-8 (urlencoded).
        $fromCharSet = 'utf-8';
            // if conversion was done, the input is encoded in mbstring.internal_encoding
        if (in_array('mbstring', get_loaded_extensions()) && ini_get('mbstring.encoding_translation')) {
            $fromCharSet = strToLower(ini_get('mbstring.internal_encoding'));
        }

        $clientInfo = t3lib_div::clientInfo();
            // the charset of the content element, possibly overidden by forceCharset
        $toCharSet = t3lib_div::_GP('charset')?t3lib_div::_GP('charset'):'iso-8859-1';
            // IE wants it back in utf-8
        if ( $clientInfo['BROWSER']= 'msie') {
            $toCharSet = 'utf-8';
        } elseif ($clientInfo['SYSTEM'] = 'win') {
                // if the client is windows the input may contain windows-1252 characters;
            if (strToLower($toCharSet) == 'iso-8859-1') {
                $toCharSet = 'Windows-1252';
            }
        }
            // convert to requested charset
        $this->content = $LANG->csConvObj->conv($this->content, $fromCharSet, $toCharSet);
        header('Content-Type: text/plain; charset='.$toCharSet);
    }

    /**
     * [Describe function...]
     *
     * @return  [type]      ...
     */
    function printContent() {
        echo $this->content;
    }

    /**
     * Rich Text Editor (RTE) html parser
     *
     * @param   [type]      $openKeys: ...
     * @return  [type]      ...
     */
    function main_parse_html($openKeys) {
        global $BE_USER, $TYPO3_CONF_VARS;

        $editorNo = t3lib_div::_GP('editorNo');
        $html = t3lib_div::_GP('content');

        $RTEtsConfigParts = explode(':',t3lib_div::_GP('RTEtsConfigParams'));
        $RTEsetup = $BE_USER->getTSConfig('RTE',t3lib_BEfunc::getPagesTSconfig($RTEtsConfigParts[5]));
        $thisConfig = t3lib_BEfunc::RTEsetup($RTEsetup['properties'],$RTEtsConfigParts[0],$RTEtsConfigParts[2],$RTEtsConfigParts[4]);

        $HTMLParser = t3lib_div::makeInstance('t3lib_parsehtml');
        if (is_array($thisConfig['enableWordClean.'])) {
            $HTMLparserConfig = $thisConfig['enableWordClean.']['HTMLparser.'];
            if (is_array($HTMLparserConfig)) {
                $this->keepSpanTagsWithId($HTMLparserConfig);
                $HTMLparserConfig = $HTMLParser->HTMLparserConfig($HTMLparserConfig);
            }
        }
        if (is_array($HTMLparserConfig)) {
            $html = $HTMLParser->HTMLcleaner($html, $HTMLparserConfig[0], $HTMLparserConfig[1], $HTMLparserConfig[2], $HTMLparserConfig[3]);
        }

        if (is_array ($TYPO3_CONF_VARS['EXTCONF'][$this->extKey][$this->prefixId]['cleanPastedContent'])) {
            foreach  ($TYPO3_CONF_VARS['EXTCONF'][$this->extKey][$this->prefixId]['cleanPastedContent'] as $classRef) {
                $hookObj = t3lib_div::getUserObj($classRef);
                if (method_exists($hookObj, 'cleanPastedContent_afterCleanWord')) {
                    $html = $hookObj->cleanPastedContent_afterCleanWord($html, $thisConfig);
                }
            }
        }
        return $html;
    }
    /**
     * Modify incoming HTMLparser config in an attempt to keep span tags with id
     * Such tags are used by the RTE in order to restore the cursor position when the cleaning operation is completed.
     *
     * @param   array       $HTMLparserConfig: incoming HTMLParser configuration (wil be modified)
     * @return  void
     */
    protected function keepSpanTagsWithId(&$HTMLparserConfig) {
            // Allow span tag
        if (isset($HTMLparserConfig['allowTags'])) {
            if (!t3lib_div::inList($HTMLparserConfig['allowTags'], 'span')) {
                $HTMLparserConfig['allowTags'] .= ',span';
            }
        } else {
            $HTMLparserConfig['allowTags'] = 'span';
        }
            // Allow attributes on span tags
        if (isset($HTMLparserConfig['noAttrib']) && t3lib_div::inList($HTMLparserConfig['noAttrib'], 'span')) {
            $HTMLparserConfig['noAttrib'] = t3lib_div::rmFromList('span', $HTMLparserConfig['noAttrib']);
        }
            // Do not remove span tags
        if (isset($HTMLparserConfig['removeTags']) && t3lib_div::inList($HTMLparserConfig['removeTags'], 'span')) {
            $HTMLparserConfig['removeTags'] = t3lib_div::rmFromList('span', $HTMLparserConfig['removeTags']);
        }
            // Review the tags array
        if (is_array($HTMLparserConfig['tags.'])) {
                // Allow span tag
            if (isset($HTMLparserConfig['tags.']['span']) && !$HTMLparserConfig['tags.']['span']) {
                $HTMLparserConfig['tags.']['span'] = 1;
            }
            if (is_array($HTMLparserConfig['tags.']['span.'])) {
                if (isset($HTMLparserConfig['tags.']['span.']['allowedAttribs'])) {
                    if (!$HTMLparserConfig['tags.']['span.']['allowedAttribs']) {
                        $HTMLparserConfig['tags.']['span.']['allowedAttribs'] = 'id';
                    } else if (!t3lib_div::inList($HTMLparserConfig['tags.']['span.']['allowedAttribs'], 'id')) {
                        $HTMLparserConfig['tags.']['span.']['allowedAttribs'] .= ',id';
                    }
                }
                if (isset($HTMLparserConfig['tags.']['span.']['fixAttrib.']['id.']['unset'])) {
                    unset($HTMLparserConfig['tags.']['span.']['fixAttrib.']['id.']['unset']);
                }
            }
        }
    }
}
if (defined('TYPO3_MODE') && isset($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['ext/rtehtmlarea/mod6/class.tx_rtehtmlarea_parse_html.php'])) {
    include_once($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['ext/rtehtmlarea/mod6/class.tx_rtehtmlarea_parse_html.php']);
}
?>