tinymce.php

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<?php
/*
 You may not change or alter any portion of this comment or credits
 of supporting developers from this source code or any supporting source code
 which is considered copyrighted (c) material of the original comment or credit authors.

 This program 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.
*/

class TinyMCE
{
    var $rootpath;
    var $config = array();
    var $setting = array();
    var $element = '';

    // PHP 5 Constructor
    function __construct($config)
     {
        $this->setConfig($config);
        $this->rootpath = $this->config["rootpath"] . "/tiny_mce";
        $this->xoopsPlugins = $this->get_xoopsPlugins();
        $this->element = $config['elements'];
    }

    // PHP 4 Contructor
    function TinyMCE($config)
    {
        $this->__construct($config) ;
    }

    function &instance( $config )
    {
        static $instance;
        if (!isset($instance)) {
            $instance = new TinyMCE($config);
        } else {
            $instance->setConfig($config);
        }
        return $instance;
    }

    function setConfig( $config )
    {
        foreach ($config as $key => $val) {
            $this->config[$key] = $val;
        }
    }

    function init()
    {
        $xoops = Xoops::getInstance();
        // list of configured options
        $configured = array();

                $xoops_root_path = \XoopsBaseConfig::get('root-path');
                
        // Load default settings
        if ( ! ($this->setting = @include( $xoops->path( "var/configs/tinymce.php" ) ) ) ) {
            $this->setting = include __DIR__ . "/settings.php";
        }

        // get editor language (from ...)
        if (is_readable($xoops_root_path . $this->rootpath . '/langs/' . $this->config["language"] . '.js')) {
            $this->setting["language"] = $this->config["language"];
            $configured[] = "language";
        }

        $this->setting["content_css"] = implode( ",", $this->loadCss()) . ',' . $xoops->url('xoops.css');
        $configured[] = "content_css";

        if ( !empty($this->config["theme"]) && is_dir($xoops_root_path . $this->rootpath . "/themes/" . $this->config["theme"]) ) {
            $this->setting["theme"] = $this->config["theme"];
            $configured[] = "theme";
        }

        if (!empty($this->config["mode"])) {
            $this->setting["mode"] = $this->config["mode"];
            $configured[] = "mode";
        }

        // load all plugins except the plugins in setting["exclude_plugins"]
        $this->setting["plugins"] = implode(",", $this->loadPlugins());
        $configured[] = "plugins";

        if ( $this->setting["theme"] != "simple" ) {
            if (empty($this->config["buttons"])) {
                $this->config["buttons"][] = array(
                    "before"    => "",
                    "add"       => "",
                    );
                $this->config["buttons"][] = array(
                    "before"    => "",
                    "add"       => "",
                    );
                $this->config["buttons"][] = array(
                    "before"    => "",
                    "add"       => "",
                    );
            }
            $i = 0;
            foreach ($this->config["buttons"] as $button) {
                $i++;
                if (isset($button["before"])) {
                    $this->setting["theme_" . $this->setting["theme"] . "_buttons{$i}_add_before"] = $button["before"];
                }
                if (isset($button["add"])) {
                    $this->setting["theme_" . $this->setting["theme"] . "_buttons{$i}_add"] = $button["add"];
                }
                if (isset($button[""])) {
                    $this->setting["theme_" . $this->setting["theme"] . "_buttons{$i}"] = $button[""];
                }
            }
            $configured[] = "buttons";

            if (isset($this->config["toolbar_location"])) {
                $this->setting["theme_" . $this->setting["theme"] . "_toolbar_location"] = $this->config["toolbar_location"];
                $configured[] = "toolbar_location";
            } else {
                $this->setting["theme_" . $this->setting["theme"] . "_toolbar_location"] = "top";
            }

            if (isset($this->config["toolbar_align"])) {
                $this->setting["theme_" . $this->setting["theme"] . "_toolbar_align"] = $this->config["toolbar_align"];
                $configured[] = "toolbar_align";
            } else {
                $this->setting["theme_" . $this->setting["theme"] . "_toolbar_align"] = "left";
            }

            if (isset($this->config["statusbar_location"])) {
                $this->setting["theme_" . $this->setting["theme"] . "_statusbar_location"] = $this->config["statusbar_location"];
                $configured[] = "statusbar_location";
            }

            if (isset($this->config["path_location"])) {
                $this->setting["theme_" . $this->setting["theme"] . "_path_location"] = $this->config["path_location"];
                $configured[] = "path_location";
            }

            if (isset($this->config["resize_horizontal"])) {
                $this->setting["theme_" . $this->setting["theme"] . "_resize_horizontal"] = $this->config["resize_horizontal"];
                $configured[] = "resize_horizontal";
            }

            if (isset($this->config["resizing"])) {
                $this->setting["theme_" . $this->setting["theme"] . "_resizing"] = $this->config["resizing"];
                $configured[] = "resizing";
            }

            if (!empty($this->config["fonts"])) {
                $this->setting["theme_" . $this->setting["theme"] . "_fonts"] = $this->config["fonts"];
                $configured[] = "fonts";
            }

            for ($i=1 ; $i <= 4 ; $i++ ) {
                $buttons = array();
                if ( isset($this->setting["theme_" . $this->setting["theme"] . "_buttons{$i}"]) ) {
                    $checklist = explode(",", $this->setting["theme_" . $this->setting["theme"] . "_buttons{$i}"] );
                    foreach ( $checklist as $plugin ) {
                        if ( strpos( strtolower($plugin), "xoops") !== false ) {
                            if ( in_array( $plugin, $this->xoopsPlugins ) ) {
                                $buttons[] = $plugin;
                            }
                        } else {
                            $buttons[] = $plugin;
                        }
                    }
                    $this->setting["theme_" . $this->setting["theme"] . "_buttons{$i}"] = implode(",", $buttons);
                }
            }
        }

        $configured = array_unique($configured);
        foreach ($this->config as $key => $val) {
            if (isset($this->setting[$key]) || in_array($key, $configured)) {
                continue;
            }
            $this->setting[$key] = $val;
        }

        if (!is_dir($xoops_root_path . $this->rootpath . "/themes/" . $this->setting["theme"] . '/docs/' . $this->setting["language"] . '/')) {
            $this->setting["docs_language"] = "en";
        }

        unset($this->config, $configured);

        return true;
    }

    // load all plugins execpt the plugins in setting["exclude_plugins"]
    function loadPlugins()
    {
                $xoops_root_path = \XoopsBaseConfig::get('root-path');
        $plugins = array();
        $plugins_list = XoopsLists::getDirListAsArray( $xoops_root_path . $this->rootpath . "/plugins" );
        if (empty($this->setting["plugins"])) {
            $plugins = $plugins_list;
        } else {
            $plugins = array_intersect(explode(",", $this->setting["plugins"]), $plugins_list);
        }
        if (!empty($this->setting["exclude_plugins"])) {
            $plugins = array_diff($plugins, explode(",", $this->setting["exclude_plugins"]));
        }
        if (!empty($this->config["plugins"])) {
            $plugins = array_merge($plugins, $this->config["plugins"]);
        }
        return $plugins;
    }

    // return all xoops plugins
    function get_xoopsPlugins() {
                $xoops_root_path = \XoopsBaseConfig::get('root-path');
        $xoopsPlugins = array();
        $allplugins = XoopsLists::getDirListAsArray( $xoops_root_path . $this->rootpath . "/plugins" );
        foreach ( $allplugins as $plugin ) {
            if ( strpos( strtolower($plugin), "xoops") !== false && file_exists($xoops_root_path . $this->config["rootpath"] . "/include/$plugin.php") ) {
                if ( $right = @include $xoops_root_path . $this->config["rootpath"] . "/include/$plugin.php" ) {
                    $xoopsPlugins[$plugin] = $plugin;
                }
            }
        }
        return $xoopsPlugins;
    }

    function loadCss($css_file = 'style.css')
    {
        static $css_url, $css_path;

        if (!isset($css_url)) {
            $xoops = Xoops::getInstance();
            $css_url = dirname( $xoops->getCss($xoops->getConfig('theme_set')) );
            $css_path = str_replace(\XoopsBaseConfig::get('themes-url'), \XoopsBaseConfig::get('themes-path'), $css_url);
        }

        $css = array();
        $css[] = $css_url . '/' . $css_file;
        $css_content = file_get_contents( $css_path . '/' . $css_file );

        // get all import css files
        if ( preg_match_all("~\@import url\((.*\.css)\);~sUi", $css_content, $matches, PREG_PATTERN_ORDER) ) {
            foreach( $matches[1] as $key => $css_import ) {
                $css = array_merge( $css, $this->loadCss( $css_import) );
            }
        }
        return $css;
    }

    function render()
    {
        static $isTinyMceJsLoaded = false;
                
                $xoops_url = \XoopsBaseConfig::get('url');

        $this->init();

        if ( !empty($this->setting["callback"]) ) {
            $callback = $this->setting["callback"];
            unset($this->setting["callback"]);
        } else {
            $callback = "";
        }

        // create returned string - start
        $ret = "\n";
        $ret .= "<!-- Start TinyMce Rendering -->\n"; //debug
        if ($isTinyMceJsLoaded) {
            $ret .= "<!-- 'tiny_mce.js' SCRIPT IS ALREADY LOADED -->\n"; //debug
        } else {
            $ret .= "<script language='javascript' type='text/javascript' src='" . $xoops_url . $this->rootpath . "/jquery.tinymce.js'></script>\n";
            $isTinyMceJsLoaded = true;
        }
        $ret .= "<script language='javascript' type='text/javascript'>\n";
        $ret .= "   $().ready(function() {\n";
        $ret .= "$('textarea." . $this->element . "').tinymce({\n";
            // Location of TinyMCE script
        $ret .= "script_url : '" . $xoops_url . $this->rootpath . "/tiny_mce.js',\n";

        // set options - start
        foreach ($this->setting as $key => $val) {
            $ret .= $key . ":";
            if ($val === true) {
                $ret.= "true,";
            } elseif ($val === false) {
                $ret .= "false,";
            } else {
                $ret .= "'{$val}',";
            }
            $ret .= "\n";
        }

        // set options - end
        $ret .= "tinymceload: true\n";
        $ret .= "});\n";
        $ret .= "});\n";
        $ret .= $callback . "\n";
        //$ret .= "function toggleEditor(id) {tinyMCE.execCommand('mceToggleEditor',false, id);}\n";
        $ret .= "</script>\n";
        $ret .= "<!-- End TinyMce Rendering -->\n";//debug
        // create returned string - end
        return $ret ;
    }
}
?>