class.ilPCPlugged.php

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<?php

/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once("./Services/COPage/classes/class.ilPageContent.php");

class ilPCPlugged extends ilPageContent
{
        var $dom;
        var $plug_node;

        function init()
        {
                $this->setType("plug");
        }

        function setNode(&$a_node)
        {
                parent::setNode($a_node);               // this is the PageContent node
                $this->plug_node =& $a_node->first_child();             // this is the Plugged node
        }

        function create($a_pg_obj, $a_hier_id, $a_pc_id, $a_plugin_name,
                $a_plugin_version)
        {
                $this->node = $this->createPageContentNode();
                $a_pg_obj->insertContent($this, $a_hier_id, IL_INSERT_AFTER, $a_pc_id);
                $this->plug_node =& $this->dom->create_element("Plugged");
                $this->plug_node =& $this->node->append_child($this->plug_node);
                $this->plug_node->set_attribute("PluginName", $a_plugin_name);
                $this->plug_node->set_attribute("PluginVersion", $a_plugin_version);
        }

        function setProperties($a_properties)
        {
                if (!is_object($this->plug_node))
                {
                        return;
                }
                
                // delete properties
                $children = $this->plug_node->child_nodes();
                for($i=0; $i<count($children); $i++)
                {
                        $this->plug_node->remove_child($children[$i]);
                }
                // set properties
                foreach($a_properties as $key => $value)
                {
                        $prop_node = $this->dom->create_element("PluggedProperty");
                        $prop_node = $this->plug_node->append_child($prop_node);
                        $prop_node->set_attribute("Name", $key);
                        if ($value != "")
                        {
                                $prop_node->set_content($value);
                        }
                }
        }

        function getProperties()
        {
                $properties = array();
                
                if (is_object($this->plug_node))
                {
                        // delete properties
                        $children = $this->plug_node->child_nodes();
                        for($i=0; $i<count($children); $i++)
                        {
                                if ($children[$i]->node_name() == "PluggedProperty")
                                {
                                        $properties[$children[$i]->get_attribute("Name")] =
                                                $children[$i]->get_content();
                                }
                        }
                }
                
                return $properties;
        }
        
        function setPluginVersion($a_version)
        {
                if (!empty($a_version))
                {
                        $this->plug_node->set_attribute("PluginVersion", $a_version);
                }
                else
                {
                        if ($this->plug_node->has_attribute("PluginVersion"))
                        {
                                $this->plug_node->remove_attribute("PluginVersion");
                        }
                }
        }

        function getPluginVersion()
        {
                if (is_object($this->plug_node))
                {
                        return $this->plug_node->get_attribute("PluginVersion");
                }
        }

        function setPluginName($a_name)
        {
                if (!empty($a_name))
                {
                        $this->plug_node->set_attribute("PluginName", $a_name);
                }
                else
                {
                        if ($this->plug_node->has_attribute("PluginName"))
                        {
                                $this->plug_node->remove_attribute("PluginName");
                        }
                }
        }

        function getPluginName()
        {
                if (is_object($this->plug_node))
                {
                        return $this->plug_node->get_attribute("PluginName");
                }
        }

        function modifyPageContentPostXsl($a_html, $a_mode)
        {
                global $lng, $ilPluginAdmin;
                
                $c_pos = 0;
                $start = strpos($a_html, "{{{{{Plugged<pl");
//echo htmlentities($a_html)."-";
                if (is_int($start))
                {
                        $end = strpos($a_html, "}}}}}", $start);
                }
                $i = 1;

                while ($end > 0)
                {
                        $param = substr($a_html, $start + 5, $end - $start - 5);
                        $param = str_replace(' xmlns:xhtml="http://www.w3.org/1999/xhtml"', "", $param);
                        $param = explode("<pl/>", $param);
//var_dump($param); exit;
                        $plugin_name = $param[1];
                        $plugin_version = $param[2];
                        $properties = array();

                        for ($i = 3; $i < count($param); $i+=2)
                        {
                                $properties[$param[$i]] = $param[$i+1];
                        }
                        
                        // get html from plugin
                        if ($a_mode == "edit")
                        {
                                $plugin_html = '<div class="ilBox">'.$lng->txt("content_plugin_not_activated")." (".$plugin_name.")</div>";
                        }
                if ($ilPluginAdmin->isActive(IL_COMP_SERVICE, "COPage", "pgcp", $plugin_name))
                {
                                $plugin_obj = $ilPluginAdmin->getPluginObject(IL_COMP_SERVICE, "COPage",
                                        "pgcp", $plugin_name);
                                $gui_obj = $plugin_obj->getUIClassInstance();
                                $plugin_html = $gui_obj->getElementHTML($a_mode, $properties, $plugin_version);
                        }
                        
                        $a_html = substr($a_html, 0, $start).
                                $plugin_html.
                                substr($a_html, $end + 5);

                        if (strlen($a_html) > $start + 5)
                        {
                                $start = strpos($a_html, "{{{{{Plugged<pl", $start + 5);
                        }
                        else
                        {
                                $start = false;
                        }
                        $end = 0;
                        if (is_int($start))
                        {
                                $end = strpos($a_html, "}}}}}", $start);
                        }
                }
                                
                return $a_html;
        }
        
        function getJavascriptFiles()
        {
                global $ilPluginAdmin;
                
                $js_files = array();
                
                $pl_names = $ilPluginAdmin->getActivePluginsForSlot(IL_COMP_SERVICE,
                        "COPage", "pgcp");
                foreach ($pl_names as $pl_name)
                {
                        $plugin = $ilPluginAdmin->getPluginObject(IL_COMP_SERVICE,
                                "COPage", "pgcp", $pl_name);
                        $pl_dir = $plugin->getDirectory();
                        
                        $pl_js_files = $plugin->getJavascriptFiles();
                        foreach ($pl_js_files as $pl_js_file)
                        {
                                if (!is_int(strpos($pl_js_file, "//")))
                                {
                                        $pl_js_file = $pl_dir."/".$pl_js_file;
                                }
                                if (!in_array($pl_js_file, $js_files))
                                {
                                        $js_files[] = $pl_js_file;
                                }
                        }
                }
//var_dump($js_files);
                return $js_files;
        }
        
        function getCssFiles()
        {
                global $ilPluginAdmin;
                
                $css_files = array();
                
                $pl_names = $ilPluginAdmin->getActivePluginsForSlot(IL_COMP_SERVICE,
                        "COPage", "pgcp");
                foreach ($pl_names as $pl_name)
                {
                        $plugin = $ilPluginAdmin->getPluginObject(IL_COMP_SERVICE,
                                "COPage", "pgcp", $pl_name);
                        $pl_dir = $plugin->getDirectory();
                        
                        $pl_css_files = $plugin->getCssFiles();
                        foreach ($pl_css_files as $pl_css_file)
                        {
                                if (!is_int(strpos($pl_css_file, "//")))
                                {
                                        $pl_css_file = $pl_dir."/".$pl_css_file;
                                }
                                if (!in_array($pl_css_file, $css_files))
                                {
                                        $css_files[] = $pl_css_file;
                                }
                        }
                }

                return $css_files;
        }

}

?>