class.ilStyleImportParser.php

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<?php

/* Copyright (c) 1998-2011 ILIAS open source, Extended GPL, see docs/LICENSE */


require_once("./Services/Xml/classes/class.ilSaxParser.php");

class ilStyleImportParser extends ilSaxParser
{

        function ilStyleImportParser($a_xml_file, &$a_style_obj)
        {
                global $lng, $tree;

                $this->style_obj =& $a_style_obj;

                parent::ilSaxParser($a_xml_file);
        }


        function setHandlers($a_xml_parser)
        {
                xml_set_object($a_xml_parser,$this);
                xml_set_element_handler($a_xml_parser,'handlerBeginTag','handlerEndTag');
                xml_set_character_data_handler($a_xml_parser,'handlerCharacterData');
        }

        function startParsing()
        {
                $this->styles = array();
                parent::startParsing();
                $this->style_obj->setStyle($this->styles);
                $this->style_obj->setCharacteristics($this->chars);
        }


        function handlerBeginTag($a_xml_parser, $a_name, $a_attribs)
        {

                switch($a_name)
                {
                        case "Style":
                                $this->current_tag = $a_attribs["Tag"];
                                $this->current_class = $a_attribs["Class"];
                                $this->current_type = $a_attribs["Type"];
                                if ($this->current_class == "PageTitle" && $this->current_type == "page_title" && $this->current_tag == "div")
                                {
                                        $this->current_tag = "h1";
                                }
                                if ($this->current_class == "Headline1" && $this->current_tag == "div")
                                {
                                        $this->current_tag = "h1";
                                        $this->current_type = "heading1";
                                }
                                if ($this->current_class == "Headline2" && $this->current_tag == "div")
                                {
                                        $this->current_tag = "h2";
                                        $this->current_type = "heading2";
                                }
                                if ($this->current_class == "Headline3" && $this->current_tag == "div")
                                {
                                        $this->current_tag = "h3";
                                        $this->current_type = "heading3";
                                }                               
                                $this->current_tags = array();
                                $this->chars[] = array("type" => $this->current_type,
                                        "class" => $this->current_class);
                                break;
                                
                        case "StyleParameter":
                                $this->current_tags[] = array(
                                        "tag" => $this->current_tag,
                                        "class" => $this->current_class,
                                        "parameter" => $a_attribs["Name"],
                                        "type" => $this->current_type,
                                        "value" => $a_attribs["Value"],
                                        "custom" => $a_attribs["Custom"]);
                                break;
                                
                        case "StyleColor":
                                $this->style_obj->addColor($a_attribs["Name"], $a_attribs["Code"]);
                                break;

                        case "StyleTemplate":
                                $this->cur_template = array("type" => $a_attribs["Type"],
                                        "name" => $a_attribs["Name"]);
                                $this->cur_template_classes = array();
                                break;
                                
                        case "StyleTemplateClass":
                                $this->cur_template_classes[$a_attribs["ClassType"]] =
                                        $a_attribs["Class"];
                                break;

                }
                $this->cdata = "";
        }


        function handlerEndTag($a_xml_parser, $a_name)
        {
                switch($a_name)
                {
                        case "Title":
                                $this->style_obj->setTitle($this->cdata);
                                break;
                                
                        case "Description":
                                $this->style_obj->setDescription($this->cdata);
                                break;
                                
                        case "Style":
                                $this->styles[] = $this->current_tags;
                                break;
                                
                        case "StyleTemplate":
                                $this->style_obj->addTemplate($this->cur_template["type"],
                                        $this->cur_template["name"], $this->cur_template_classes);
                                break;

                }
        }

        function handlerCharacterData($a_xml_parser, $a_data)
        {
                // i don't know why this is necessary, but
                // the parser seems to convert "&gt;" to ">" and "&lt;" to "<"
                // in character data, but we don't want that, because it's the
                // way we mask user html in our content, so we convert back...
                $a_data = str_replace("<","&lt;",$a_data);
                $a_data = str_replace(">","&gt;",$a_data);

                // DELETE WHITESPACES AND NEWLINES OF CHARACTER DATA
                $a_data = preg_replace("/\n/","",$a_data);
                $a_data = preg_replace("/\t+/","",$a_data);
                if(!empty($a_data))
                {
                        $this->cdata .= $a_data;
                }
        }

}
?>