<?php
/***************************************************************
*  Copyright notice
*
*  (c) 2008-2010 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!
***************************************************************/
/**
 * Copy Paste plugin for htmlArea RTE
 *
 * @author Stanislas Rolland <typo3(arobas)sjbr.ca>
 *
 * TYPO3 SVN ID: $Id: class.tx_rtehtmlarea_copypaste.php 7905 2010-06-13 14:42:33Z ohader $
 *
 */

require_once(t3lib_extMgm::extPath('rtehtmlarea').'class.tx_rtehtmlareaapi.php');

class tx_rtehtmlarea_copypaste extends tx_rtehtmlareaapi {

	protected $extensionKey = 'rtehtmlarea';			// The key of the extension that is extending htmlArea RTE
	protected $pluginName = 'CopyPaste';				// 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/CopyPaste/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 = 'copy, cut, paste';
	protected $convertToolbarForHtmlAreaArray = array (
		'copy'	=> 'Copy',
		'cut'	=> 'Cut',
		'paste'	=> 'Paste',
		);
		// Hide buttons not implemented in client browsers
	protected $hideButtonsFromClient = array (
		'webkit'	=>	array('paste'),
		'opera'		=>	array('copy', 'cut', 'paste'),
 		);

	public function main($parentObject) {
		$enabled = parent::main($parentObject);
			// Hiding some buttons
		if ($enabled && is_array($this->hideButtonsFromClient[$this->htmlAreaRTE->client['browser']])) {
			$this->pluginButtons = implode(',', array_diff(t3lib_div::trimExplode(',', $this->pluginButtons, 1), $this->hideButtonsFromClient[$this->htmlAreaRTE->client['browser']]));
		}
			// Force enabling the plugin even if no button remains in the tool bar, so that hot keys still are enabled
		$this->pluginAddsButtons = false;
		return $enabled;
	}

	/**
	 * 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
	 *
	 * 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 = '';
		$button = 'paste';
		if ($this->htmlAreaRTE->client['browser'] == 'gecko') {
			$mozillaAllowClipboardURL = $this->thisConfig['buttons.'][$button.'.']['mozillaAllowClipboardURL'] ? $this->thisConfig['buttons.'][$button.'.']['mozillaAllowClipboardURL'] : $GLOBALS['TYPO3_CONF_VARS']['EXTCONF'][$this->extensionKey]['plugins']['CopyPaste']['mozillaAllowClipboardURL'];
			if ($mozillaAllowClipboardURL) {
				if (!is_array($this->thisConfig['buttons.']) || !is_array($this->thisConfig['buttons.'][$button.'.'])) {
					$registerRTEinJavascriptString .= '
			RTEarea['.$RTEcounter.'].buttons.'. $button .' = new Object();';
				}
				$registerRTEinJavascriptString .= '
			RTEarea['.$RTEcounter.'].buttons.'. $button .'.mozillaAllowClipboardURL = "' . $mozillaAllowClipboardURL . '";';
			}
		}
		return $registerRTEinJavascriptString;
	}

	/**
	 * 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) {
			// Remove some buttons
		if (is_array($this->hideButtonsFromClient[$this->htmlAreaRTE->client['browser']])) {
			return array_diff($show, $this->hideButtonsFromClient[$this->htmlAreaRTE->client['browser']]);
		} else {
			return $show;
		}
	}
}

if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/rtehtmlarea/extensions/CopyPaste/class.tx_rtehtmlarea_copypaste.php']) {
	include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/rtehtmlarea/extensions/CopyPaste/class.tx_rtehtmlarea_copypaste.php']);
}
?>