<?php

/**
 * @package   	JCE
 * @copyright 	Copyright (c) 2009-2012 Ryan Demmer. All rights reserved.
 * @license   	GNU/GPL 2 or later - http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * JCE is free software. This version may have been modified pursuant
 * to the GNU General Public License, and as distributed it includes or
 * is derivative of works licensed under the GNU General Public License or
 * other free or open source software licenses.
 */
// Do not allow direct access
defined('_JEXEC') or die('RESTRICTED');

jimport('joomla.plugin.plugin');

/**
 * JCE WYSIWYG Editor Plugin
 * @since 1.5
 */
class plgEditorJCE extends JPlugin {

    /**
     * Constructor
     *
     * @access      public
     * @param       object  $subject The object to observe
     * @param       array   $config  An array that holds the plugin configuration
     * @since       1.5
     */
    public function __construct(& $subject, $config) {
        parent::__construct($subject, $config);
    }

    /**
     * Method to handle the onInit event.
     *  - Initializes the JCE WYSIWYG Editor
     *
     * @access  public
     * @param   $toString Return javascript and css as a string
     * @return  string JavaScript Initialization string
     * @since   1.5
     */
    public function onInit() {
        $app = JFactory::getApplication();
        $language = JFactory::getLanguage();

        $document = JFactory::getDocument();
        // set IE mode
        //$document->setMetaData('X-UA-Compatible', 'IE=Edge', true);
        // Check for existence of Admin Component
        if (!is_dir(JPATH_SITE . '/components/com_jce') || !is_dir(JPATH_ADMINISTRATOR . '/components/com_jce')) {
            JError::raiseWarning('SOME_ERROR_CODE', 'WF_COMPONENT_MISSING');
        }

        $language->load('plg_editors_jce', JPATH_ADMINISTRATOR);
        $language->load('com_jce', JPATH_ADMINISTRATOR);

        // load constants and loader
        require_once(JPATH_ADMINISTRATOR . '/components/com_jce/includes/base.php');

        wfimport('admin.models.editor');

        $model = new WFModelEditor();

        return $model->buildEditor();
    }

    /**
     * JCE WYSIWYG Editor - get the editor content
     *
     * @vars string   The name of the editor
     */
    public function onGetContent($editor) {
        //return "WFEditor.getContent('" . $editor . "');";
        return $this->onSave($editor);
    }

    /**
     * JCE WYSIWYG Editor - set the editor content
     *
     * @vars string   The name of the editor
     */
    public function onSetContent($editor, $html) {
        return "WFEditor.setContent('" . $editor . "','" . $html . "');";
    }

    /**
     * JCE WYSIWYG Editor - copy editor content to form field
     *
     * @vars string   The name of the editor
     */
    public function onSave($editor) {
        return "WFEditor.getContent('" . $editor . "');";
    }

    /**
     * JCE WYSIWYG Editor - display the editor
     *
     * @vars string The name of the editor area
     * @vars string The content of the field
     * @vars string The width of the editor area
     * @vars string The height of the editor area
     * @vars int The number of columns for the editor area
     * @vars int The number of rows for the editor area
     * @vars mixed Can be boolean or array.
     */
    public function onDisplay($name, $content, $width, $height, $col, $row, $buttons = true, $id = null, $asset = null, $author = null) {
        if (empty($id)) {
            $id = $name;
        }

        // Only add "px" to width and height if they are not given as a percentage
        if (is_numeric($width)) {
            $width .= 'px';
        }
        if (is_numeric($height)) {
            $height .= 'px';
        }

        if (empty($id)) {
            $id = $name;
        }

        $editor = '<label for="' . $id . '" style="display:none;" aria-visible="false">' . $id . '_textarea</label><textarea id="' . $id . '" name="' . $name . '" cols="' . $col . '" rows="' . $row . '" style="width:' . $width . ';height:' . $height . ';" class="wfEditor mce_editable source" wrap="off">' . $content . '</textarea>';
        $editor .= $this->_displayButtons($id, $buttons, $asset, $author);

        return $editor;
    }

    public function onGetInsertMethod($name) {
        
    }

    private function _displayButtons($name, $buttons, $asset, $author) {
        $return = '';

        $args = array(
            'name' => $name,
            'event' => 'onGetInsertMethod'
        );

        $results = (array) $this->update($args);

        foreach ($results as $result) {
            if (is_string($result) && trim($result)) {
                $return .= $result;
            }
        }
        
        $version = new JVersion;

        if (is_array($buttons) || (is_bool($buttons) && $buttons)) {
            $buttons = $this->_subject->getButtons($name, $buttons, $asset, $author);

            if ($version->isCompatible('3.0')) {
                // fix for some buttons that do not include the class
                foreach($buttons as $button) {                    
                    if (is_object($button)) {
                        if (isset($button->class)) {
                        	if (preg_match('#\bbtn\b#', $button->class) === false) {
                        		$button->class .= " btn";
                        	}
                        } else {
                            $button->class = "btn";
                        }
                    }
                }

                $return .= JLayoutHelper::render('joomla.editors.buttons', $buttons);
            } else {
                // Load modal popup behavior
                JHTML::_('behavior.modal', 'a.modal-button');
                
                /*
                 * This will allow plugins to attach buttons or change the behavior on the fly using AJAX
                 */
                $return .= "\n<div id=\"editor-xtd-buttons\"";
                $return .= ">\n";

                foreach ($buttons as $button) {
                    /*
                     * Results should be an object
                     */
                    if ($button->get('name')) {
                        $modal = ($button->get('modal')) ? ' class="btn modal-button"' : '';
                        $href = ($button->get('link')) ? ' class="btn" href="' . JURI::base() . $button->get('link') . '"' : '';
                        $onclick = ($button->get('onclick')) ? ' onclick="' . $button->get('onclick') . '"' : ' onclick="IeCursorFix(); return false;"';
                        $title = ($button->get('title')) ? $button->get('title') : $button->get('text');

                        $return .= '<div class="button2-left"><div class="' . $button->get('name') . '">';
                        $return .= '<a' . $modal . ' title="' . $title . '"' . $href . $onclick . ' rel="' . $button->get('options') . '">';
                        $return .= $button->get('text') . '</a>';
                        $return .= '</div></div>';
                    }
                }

                $return .= "</div>\n";
            }
        }

        return $return;
    }

}

?>