<?php
/***************************************************************
*  Copyright notice
*
*  (c) 2008-2011 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.
*
*  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!
***************************************************************/
/**
 * TYPO3Link plugin for htmlArea RTE
 *
 * @author Stanislas Rolland <typo3(arobas)sjbr.ca>
 *
 */
class tx_rtehtmlarea_typo3link extends tx_rtehtmlarea_api {

	protected $extensionKey = 'rtehtmlarea';	// The key of the extension that is extending htmlArea RTE
	protected $pluginName = 'TYPO3Link';		// The name of the plugin registered by the extension
	protected $relativePathToLocallangFile = '';	// Path to this main locallang file of the extension relative to the extension dir.
	protected $relativePathToSkin  = 'extensions/TYPO3Link/skin/htmlarea.css';	// Path to the skin (css) file relative to the extension dir.
	protected $htmlAreaRTE;				// Reference to the invoking object
	protected $thisConfig;				// Reference to RTE PageTSConfig
	protected $toolbar;				// Reference to RTE toolbar array
	protected $LOCAL_LANG; 				// Frontend language array

	protected $pluginButtons = 'link, unlink';
	protected $convertToolbarForHtmlAreaArray = array (
		'link'		=> 'CreateLink',
		'unlink'	=> 'UnLink',
		);

	public function main($parentObject) {
		$enabled = parent::main($parentObject);
			// This PageTSConfig property is deprecated as of TYPO3 4.6 and will be removed in TYPO3 4.8
		if (isset($this->thisConfig['blindLinkOptions'])) {
			$this->htmlAreaRTE->logDeprecatedProperty('blindLinkOptions', 'buttons.link.options.removeItems', '4.8');
		}
			// This PageTSConfig property is deprecated as of TYPO3 4.6 and will be removed in TYPO3 4.8
		if (isset($this->thisConfig['disableTYPO3Browsers'])) {
			$enabled = $enabled && !$this->thisConfig['disableTYPO3Browsers'];
			$this->htmlAreaRTE->logDeprecatedProperty('disableTYPO3Browsers', 'buttons.link.TYPO3Browser.disabled', '4.8');
		}
			// This PageTSConfig property is deprecated as of TYPO3 4.6 and will be removed in TYPO3 4.8
		if (isset($this->thisConfig['classesAnchor'])) {
			$this->htmlAreaRTE->logDeprecatedProperty('RTE.default.classesAnchor', 'RTE.default.buttons.link.properties.class.allowedClasses', '4.8');
		}
			// This PageTSConfig property is deprecated as of TYPO3 4.6 and will be removed in TYPO3 4.8
		if (isset($this->thisConfig['classesAnchor.'])) {
			$this->htmlAreaRTE->logDeprecatedProperty('classesAnchor.default.[link-type]', 'buttons.link.[link-type].properties.class.default', '4.8');
		}
			// This PageTSConfig property is deprecated as of TYPO3 4.6 and will be removed in TYPO3 4.8
		if (isset($this->thisConfig['defaultLinkTarget'])) {
			$this->htmlAreaRTE->logDeprecatedProperty('defaultLinkTarget', 'buttons.link.properties.target.default', '4.8');
		}
			// Check if this should be enabled based on Page TSConfig
		return $enabled && !$this->thisConfig['buttons.']['link.']['TYPO3Browser.']['disabled'];
	}

	/**
	 * Return JS configuration of the htmlArea plugins registered by the extension
	 *
	 * @param	integer		Relative id of the RTE editing area in the form
	 *
	 * @return 	string		JS configuration for registered plugins, in this case, JS configuration of block elements
	 *
	 * The returned string will be a set of JS instructions defining the configuration that will be provided to the plugin(s)
	 * Each of the instructions should be of the form:
	 * 	RTEarea['.$RTEcounter.']["buttons"]["button-id"]["property"] = "value";
	 */
	public function buildJavascriptConfiguration($RTEcounter) {

		$registerRTEinJavascriptString = '';
		$button = 'link';
		if (in_array($button, $this->toolbar)) {
			if (!is_array( $this->thisConfig['buttons.']) || !is_array( $this->thisConfig['buttons.'][$button.'.'])) {
				$registerRTEinJavascriptString .= '
			RTEarea['.$RTEcounter.'].buttons.'. $button .' = new Object();';
			}
			$registerRTEinJavascriptString .= '
			RTEarea['.$RTEcounter.'].buttons.'. $button .'.pathLinkModule = "' . $this->htmlAreaRTE->extHttpPath . 'mod3/browse_links.php";';

			if ($this->htmlAreaRTE->is_FE()) {
				$RTEProperties = $this->htmlAreaRTE->RTEsetup;
			} else {
				$RTEProperties = $this->htmlAreaRTE->RTEsetup['properties'];
			}
			if (is_array($RTEProperties['classesAnchor.'])) {
				$registerRTEinJavascriptString .= '
			RTEarea['.$RTEcounter.'].buttons.'. $button .'.classesAnchorUrl = "' . $this->htmlAreaRTE->writeTemporaryFile('', 'classesAnchor_'.$this->htmlAreaRTE->contentLanguageUid, 'js', $this->buildJSClassesAnchorArray(), TRUE) . '";';
			}
			$registerRTEinJavascriptString .= '
			RTEarea['.$RTEcounter.'].buttons.'. $button .'.additionalAttributes = "external' . ($GLOBALS['TYPO3_CONF_VARS']['EXTCONF'][$this->extensionKey]['plugins'][$this->pluginName]['additionalAttributes'] ? (',' . $GLOBALS['TYPO3_CONF_VARS']['EXTCONF'][$this->extensionKey]['plugins'][$this->pluginName]['additionalAttributes']) : '') . '";';
		}
		return $registerRTEinJavascriptString;
	}

	/**
	 * Return a JS array for special anchor classes
	 *
	 * @return 	string		classesAnchor array definition
	 */
	public function buildJSClassesAnchorArray() {
		global $LANG, $TYPO3_CONF_VARS;

		$linebreak = $TYPO3_CONF_VARS['EXTCONF'][$this->htmlAreaRTE->ID]['enableCompressedScripts'] ? '' : LF;
		$JSClassesAnchorArray .= 'HTMLArea.classesAnchorSetup = [ ' . $linebreak;
		$classesAnchorIndex = 0;
		foreach ($this->htmlAreaRTE->RTEsetup['properties']['classesAnchor.'] as $label => $conf) {
			if (is_array($conf) && $conf['class']) {
				$JSClassesAnchorArray .= (($classesAnchorIndex++)?',':'') . ' { ' . $linebreak;
				$index = 0;
				$JSClassesAnchorArray .= (($index++)?',':'') . 'name : "' . str_replace('"', '', str_replace('\'', '', $conf['class'])) . '"' . $linebreak;
				if ($conf['type']) {
					$JSClassesAnchorArray .= (($index++)?',':'') . 'type : "' . str_replace('"', '', str_replace('\'', '', $conf['type'])) . '"' . $linebreak;
				}
				if (trim(str_replace('\'', '', str_replace('"', '', $conf['image'])))) {
					$JSClassesAnchorArray .= (($index++)?',':'') . 'image : "' . $this->htmlAreaRTE->siteURL . t3lib_div::resolveBackPath(TYPO3_mainDir . $this->htmlAreaRTE->getFullFileName(trim(str_replace('\'', '', str_replace('"', '', $conf['image']))))) . '"' . $linebreak;
				}
				$JSClassesAnchorArray .= (($index++)?',':'') . 'addIconAfterLink : ' . ($conf['addIconAfterLink']?'true':'false') . $linebreak;
				if (trim($conf['altText'])) {
					$string = $this->htmlAreaRTE->getLLContent(trim($conf['altText']));
					$JSClassesAnchorArray .= (($index++)?',':'') . 'altText : ' . str_replace('"', '\"', str_replace('\\\'', '\'', $string)) . $linebreak;
				}
				if (trim($conf['titleText'])) {
					$string = $this->htmlAreaRTE->getLLContent(trim($conf['titleText']));
					$JSClassesAnchorArray .= (($index++)?',':'') . 'titleText : ' . str_replace('"', '\"', str_replace('\\\'', '\'', $string)) . $linebreak;
				}
				if (trim($conf['target'])) {
					$JSClassesAnchorArray .= (($index++)?',':'') . 'target : "' . trim($conf['target']) . '"' . $linebreak;
				}
				$JSClassesAnchorArray .= '}' . $linebreak;
			}
		}
		$JSClassesAnchorArray .= '];' . $linebreak;
		return $JSClassesAnchorArray;
	}

	/**
	 * Return an updated array of toolbar enabled buttons
	 *
	 * @param	array		$show: array of toolbar elements that will be enabled, unless modified here
	 *
	 * @return 	array		toolbar button array, possibly updated
	 */
	public function applyToolbarConstraints($show) {
			// We will not allow unlink if link is not enabled
		if (!in_array('link', $show)) {
			return array_diff($show, t3lib_div::trimExplode(',', $this->pluginButtons));
		} else {
			return $show;
		}
	}
}
if (defined('TYPO3_MODE') && isset($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['ext/rtehtmlarea/extensions/TYPO3Link/class.tx_rtehtmlarea_typo3link.php'])) {
	include_once($GLOBALS['TYPO3_CONF_VARS'][TYPO3_MODE]['XCLASS']['ext/rtehtmlarea/extensions/TYPO3Link/class.tx_rtehtmlarea_typo3link.php']);
}
?>