FrontendRteController.php

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<?php
namespace TYPO3\CMS\Rtehtmlarea\Controller;

class FrontendRteController extends \TYPO3\CMS\Rtehtmlarea\RteHtmlAreaBase {

    // External:
    public $RTEWrapStyle = '';

    // Alternative style for RTE wrapper <div> tag.
    public $RTEdivStyle = '';

    // Alternative style for RTE <div> tag.
    // For the editor
    public $elementId;

    public $elementParts;

    public $tscPID;

    public $typeVal;

    public $thePid;

    public $RTEsetup = array();

    public $thisConfig = array();

    public $confValues;

    public $language;

    public $OutputCharset;

    public $specConf;

    public $LOCAL_LANG;

    protected $pageRenderer;

    public function drawRTE(&$parentObject, $table, $field, $row, $PA, $specConf, $thisConfig, $RTEtypeVal, $RTErelPath, $thePidValue) {
        global $TSFE, $TYPO3_CONF_VARS, $TYPO3_DB;
        $this->TCEform = $parentObject;
        $this->client = $this->clientInfo();
        $this->typoVersion = \TYPO3\CMS\Core\Utility\VersionNumberUtility::convertVersionNumberToInteger(TYPO3_version);
        /* =======================================
         * INIT THE EDITOR-SETTINGS
         * =======================================
         */
        // Get the path to this extension:
        $this->extHttpPath = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->ID);
        // Get the site URL
        $this->siteURL = $GLOBALS['TSFE']->absRefPrefix ?: '';
        // Get the host URL
        $this->hostURL = '';
        // Element ID + pid
        $this->elementId = $PA['itemFormElName'];
        $this->elementParts[0] = $table;
        $this->elementParts[1] = $row['uid'];
        $this->tscPID = $thePidValue;
        $this->thePid = $thePidValue;
        // Record "type" field value:
        $this->typeVal = $RTEtypeVal;
        // TCA "type" value for record
        // RTE configuration
        $pageTSConfig = $TSFE->getPagesTSconfig();
        if (is_array($pageTSConfig) && is_array($pageTSConfig['RTE.'])) {
            $this->RTEsetup = $pageTSConfig['RTE.'];
        }
        if (is_array($thisConfig) && !empty($thisConfig)) {
            $this->thisConfig = $thisConfig;
        } elseif (is_array($this->RTEsetup['default.']) && is_array($this->RTEsetup['default.']['FE.'])) {
            $this->thisConfig = $this->RTEsetup['default.']['FE.'];
        }
        // Special configuration (line) and default extras:
        $this->specConf = $specConf;
        if ($this->thisConfig['forceHTTPS']) {
            $this->extHttpPath = preg_replace('/^(http|https)/', 'https', $this->extHttpPath);
            $this->siteURL = preg_replace('/^(http|https)/', 'https', $this->siteURL);
            $this->hostURL = preg_replace('/^(http|https)/', 'https', $this->hostURL);
        }
        // Register RTE windows:
        $this->TCEform->RTEwindows[] = $PA['itemFormElName'];
        $textAreaId = preg_replace('/[^a-zA-Z0-9_:.-]/', '_', $PA['itemFormElName']);
        $textAreaId = htmlspecialchars(preg_replace('/^[^a-zA-Z]/', 'x', $textAreaId)) . '_' . strval($this->TCEform->RTEcounter);
        /* =======================================
         * LANGUAGES & CHARACTER SETS
         * =======================================
         */
        // Language
        $GLOBALS['TSFE']->initLLvars();
        $this->language = $GLOBALS['TSFE']->lang;
        $this->LOCAL_LANG = \TYPO3\CMS\Core\Utility\GeneralUtility::readLLfile('EXT:' . $this->ID . '/locallang.xml', $this->language);
        if ($this->language === 'default' || !$this->language) {
            $this->language = 'en';
        }
        $this->contentISOLanguage = $GLOBALS['TSFE']->sys_language_isocode ?: 'en';
        $this->contentLanguageUid = max($row['sys_language_uid'], 0);
        if ($this->contentLanguageUid && \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::isLoaded('static_info_tables')) {
            $tableA = 'sys_language';
            $tableB = 'static_languages';
            $selectFields = $tableA . '.uid,' . $tableB . '.lg_iso_2,' . $tableB . '.lg_country_iso_2';
            $tableAB = $tableA . ' LEFT JOIN ' . $tableB . ' ON ' . $tableA . '.static_lang_isocode=' . $tableB . '.uid';
            $whereClause = $tableA . '.uid = ' . intval($this->contentLanguageUid);
            $whereClause .= \TYPO3\CMS\Backend\Utility\BackendUtility::BEenableFields($tableA);
            $whereClause .= \TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause($tableA);
            $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery($selectFields, $tableAB, $whereClause);
            while ($languageRow = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
                $this->contentISOLanguage = strtolower(trim($languageRow['lg_iso_2']) . (trim($languageRow['lg_country_iso_2']) ? '_' . trim($languageRow['lg_country_iso_2']) : ''));
            }
        }
        $this->contentTypo3Language = $this->contentISOLanguage;
        // Character set
        $this->charset = $TSFE->renderCharset;
        $this->OutputCharset = $TSFE->metaCharset ?: $TSFE->renderCharset;
        // Set the charset of the content
        $this->contentCharset = $TSFE->csConvObj->charSetArray[$this->contentTypo3Language];
        $this->contentCharset = $this->contentCharset ?: 'utf-8';
        $this->contentCharset = trim($TSFE->config['config']['metaCharset']) ?: $this->contentCharset;
        /* =======================================
         * TOOLBAR CONFIGURATION
         * =======================================
         */
        $this->initializeToolbarConfiguration();
        /* =======================================
         * SET STYLES
         * =======================================
         */
        $width = 610;
        if (isset($this->thisConfig['RTEWidthOverride'])) {
            if (strstr($this->thisConfig['RTEWidthOverride'], '%')) {
                if ($this->client['browser'] != 'msie') {
                    $width = (int)$this->thisConfig['RTEWidthOverride'] > 0 ? $this->thisConfig['RTEWidthOverride'] : '100%';
                }
            } else {
                $width = (int)$this->thisConfig['RTEWidthOverride'] > 0 ? (int)$this->thisConfig['RTEWidthOverride'] : $width;
            }
        }
        $RTEWidth = strstr($width, '%') ? $width : $width . 'px';
        $editorWrapWidth = strstr($width, '%') ? $width : ($width + 2) . 'px';
        $height = 380;
        $RTEHeightOverride = (int)$this->thisConfig['RTEHeightOverride'];
        $height = $RTEHeightOverride > 0 ? $RTEHeightOverride : $height;
        $RTEHeight = $height . 'px';
        $editorWrapHeight = ($height + 2) . 'px';
        $this->RTEWrapStyle = $this->RTEWrapStyle ?: ($this->RTEdivStyle ?: 'height:' . $editorWrapHeight . '; width:' . $editorWrapWidth . ';');
        $this->RTEdivStyle = $this->RTEdivStyle ?: 'position:relative; left:0px; top:0px; height:' . $RTEHeight . '; width:' . $RTEWidth . '; border: 1px solid black;';
        /* =======================================
         * LOAD JS, CSS and more
         * =======================================
         */
        $this->getPageRenderer();
        // Register RTE in JS
        $this->TCEform->additionalJS_post[] = $this->wrapCDATA($this->registerRTEinJS($this->TCEform->RTEcounter, '', '', '', $textAreaId));
        // Set the save option for the RTE:
        $this->TCEform->additionalJS_submit[] = $this->setSaveRTE($this->TCEform->RTEcounter, $this->TCEform->formName, $textAreaId);
        // Loading ExtJs JavaScript files and inline code, if not configured in TS setup
        if (!is_array($GLOBALS['TSFE']->pSetup['javascriptLibs.']['ExtJs.'])) {
            $this->pageRenderer->loadExtJs();
            $this->pageRenderer->enableExtJSQuickTips();
        }
        $this->pageRenderer->addJsFile($this->getFullFileName('typo3/js/extjs/ux/ext.resizable.js'));
        $this->pageRenderer->addJsFile('sysext/backend/Resources/Public/JavaScript/notifications.js');
        // Preloading the pageStyle and including RTE skin stylesheets
        $this->addPageStyle();
        $this->pageRenderer->addCssFile($this->siteURL . 'typo3/contrib/extjs/resources/css/ext-all-notheme.css');
        $this->pageRenderer->addCssFile($this->siteURL . 'typo3/sysext/t3skin/extjs/xtheme-t3skin.css');
        $this->addSkin();
        $this->pageRenderer->addCssFile($this->siteURL . 'typo3/js/extjs/ux/resize.css');
        // Add RTE JavaScript
        $this->addRteJsFiles($this->TCEform->RTEcounter);
        $this->pageRenderer->addJsFile($this->buildJSMainLangFile($this->TCEform->RTEcounter));
        $this->pageRenderer->addJsInlineCode('HTMLArea-init', $this->getRteInitJsCode(), TRUE);
        /* =======================================
         * DRAW THE EDITOR
         * =======================================
         */
        // Transform value:
        $value = $this->transformContent('rte', $PA['itemFormElValue'], $table, $field, $row, $specConf, $thisConfig, $RTErelPath, $thePidValue);
        // Further content transformation by registered plugins
        foreach ($this->registeredPlugins as $pluginId => $plugin) {
            if ($this->isPluginEnabled($pluginId) && method_exists($plugin, 'transformContent')) {
                $value = $plugin->transformContent($value);
            }
        }
        // draw the textarea
        $item = $this->triggerField($PA['itemFormElName']) . '
            <div id="pleasewait' . $textAreaId . '" class="pleasewait" style="display: block;" >' . $TSFE->csConvObj->conv($TSFE->getLLL('Please wait', $this->LOCAL_LANG), $this->charset, $TSFE->renderCharset) . '</div>
            <div id="editorWrap' . $textAreaId . '" class="editorWrap" style="visibility: hidden; ' . htmlspecialchars($this->RTEWrapStyle) . '">
            <textarea id="RTEarea' . $textAreaId . '" name="' . htmlspecialchars($PA['itemFormElName']) . '" rows="0" cols="0" style="' . htmlspecialchars($this->RTEdivStyle) . '">' . \TYPO3\CMS\Core\Utility\GeneralUtility::formatForTextarea($value) . '</textarea>
            </div>' . LF;
        return $item;
    }

    protected function addStyleSheet($key, $href, $title = '', $relation = 'stylesheet') {
        $this->pageRenderer->addCssFile($href, $relation, 'screen', $title);
    }

    public function setSaveRTE($RTEcounter, $form, $textareaId) {
        return '
        if (RTEarea[\'' . $textareaId . '\'] && !RTEarea[\'' . $textareaId . '\'].deleted) {
            var field = document.getElementById(\'RTEarea' . $textareaId . '\');
            if (field && field.nodeName.toLowerCase() == \'textarea\') {
                field.value = RTEarea[\'' . $textareaId . '\'][\'editor\'].getHTML();
            }
        } else {
            OK = 0;
        }';
    }

    public function getPageRenderer() {
        if (!isset($this->pageRenderer)) {
            $this->pageRenderer = $GLOBALS['TSFE']->getPageRenderer();
            $this->pageRenderer->setBackPath(TYPO3_mainDir);
        }
        return $this->pageRenderer;
    }

    public function wrapCDATA($string) {
        return implode(LF, array(
            '',
            '/*<![CDATA[*/',
            $string,
            '/*]]>*/'
        ));
    }
}