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- <?php //$id:$
- /**
- * Defines the AICC class, which is meant to contain the aicc items (nuclear elements)
- * @package dokeos.learnpath.aicc
- * @author Yannick Warnier <ywarnier@beeznest.org>
- * @license GNU/GPL - See Dokeos license directory for details
- */
- /**
- * Defines the "aicc" child of class "learnpath"
- * @package dokeos.learnpath.aicc
- */
- require_once('openoffice_document.class.php');
- class OpenOfficeTextDocument extends OpenofficeDocument {
-
- public $split_steps;
-
- /**
- * Class constructor. Calls the parent class and initialises the local attribute split_steps
- * @param boolean Whether to split steps (true) or make one large page (false)
- * @param string Course code
- * @param integer Resource ID
- * @param integer Creator user id
- * @return void
- */
- function OpenofficeTextDocument($split_steps=false, $course_code=null, $resource_id=null,$user_id=null)
- {
-
- $this -> split_steps = $split_steps;
- parent::OpenofficeDocument($course_code, $resource_id, $user_id);
-
- }
-
- /**
- * Gets html pages and compose them into a learning path
- * @param array The files that will compose the generated learning path. Unused so far.
- * @return boolean False if file does not exit. Nothing otherwise.
- */
- function make_lp($files=array())
- {
-
- global $_course;
- // we get a content where ||page_break|| indicates where the page is broken
- if(!file_exists($this->base_work_dir.'/'.$this->created_dir.'/'.$this->file_name.'.html')){return false;}
- $content = file_get_contents($this->base_work_dir.'/'.$this->created_dir.'/'.$this->file_name.'.html');
-
-
- unlink($this->base_work_dir.'/'.$this->file_path);
- unlink($this->base_work_dir.'/'.$this->created_dir.'/'.$this->file_name.'.html');
-
- // set the charset if necessary
- $charset = api_get_setting('platform_charset');
- if(strcasecmp($charset,'utf-8')!==0)
- {
- $content = utf8_decode($content);
- $content = str_replace('utf-8',$charset,$content);
- }
-
- // set the path to pictures to absolute (so that it can be modified in fckeditor)
- $content = preg_replace("|src=\"([^\"]*)|i", "src=\"".api_get_path(REL_COURSE_PATH).$_course['path'].'/document'.$this->created_dir."/\\1", $content);
-
- list($header, $body) = explode('<BODY',$content);
- $body = '<BODY'.$body;
- // remove font-family styles
- $header = preg_replace("|font\-family[^;]*;|i", "",$header);
-
- // dokeos styles
- $my_style = api_get_setting('stylesheets');
- if(empty($my_style)){$my_style = 'default';}
- $style_to_import = "<style type=\"text/css\">\r\n";
- $style_to_import .= '@import "'.api_get_path(WEB_CODE_PATH).'css/'.$my_style.'/default.css";'."\n";
- $style_to_import .= '@import "'.api_get_path(WEB_CODE_PATH).'css/'.$my_style.'/course.css";'."\n";
- $style_to_import .= "</style>\r\n";
- $header = preg_replace("|</head>|i", "\r\n$style_to_import\r\n\\0",$header);
-
- // line break before and after picture
- $header = str_replace('p {','p {clear:both;',$header);
-
- $header = str_replace('absolute','relative',$header);
-
- switch($this->split_steps)
- {
- case 'per_page' : $this -> dealPerPage($header,$body); break;
- case 'per_chapter' : $this -> dealPerChapter($header,$body); break;
- }
-
- }
-
- /**
- * Manages chapter splitting
- * @param string Chapter header
- * @param string Content
- * @return void
- */
- function dealPerChapter($header, $content)
- {
-
- global $_course;
-
- $content = str_replace('||page_break||','',$content);
-
- // get all the h1
- preg_match_all("|<h1[^>]*>([^(h1)+]*)</h1>|is",$content,$matches_temp);
-
-
- //empty the fake chapters
- $new_index = 0;
- for ($i=0 ; $i<count($matches_temp[0]) ; $i++) {
- if(trim($matches_temp[1][$i])!=='')
- {
- $matches[0][$new_index] = $matches_temp[0][$i];
- $matches[1][$new_index] = $matches_temp[1][$i];
- $new_index++;
- }
-
- }
-
- // add intro item
- $intro_content = substr($content, 0, strpos($content, $matches[0][0]));
- $items_to_create[get_lang('Introduction')] = $intro_content;
-
- for ($i=0 ; $i<count($matches[0]) ; $i++) {
-
- if(empty($matches[1][$i]))
- continue;
-
- $content = strstr($content,$matches[0][$i]);
- if($i+1!==count($matches[0]))
- {
- $chapter_content = substr($content, 0, strpos($content, $matches[0][$i+1]));
- }
- else
- {
- $chapter_content = $content;
- }
- $items_to_create[$matches[1][$i]] = $chapter_content;
-
- }
-
- $i = 0;
- foreach($items_to_create as $item_title=>$item_content)
- {
- $i++;
- $page_content = $this->format_page_content($header, $item_content);
-
- $html_file = $this->created_dir.'-'.$i.'.html';
- $handle = fopen($this->base_work_dir.$this->created_dir.'/'.$html_file,'w+');
- fwrite($handle, $page_content);
- fclose($handle);
-
- $document_id = add_document($_course,$this->created_dir.'/'.$html_file,'file',filesize($this->base_work_dir.$this->created_dir.'/'.$html_file),$html_file);
-
- if ($document_id){
-
- //put the document in item_property update
- api_item_property_update($_course,TOOL_DOCUMENT,$document_id,'DocumentAdded',$_SESSION['_uid'],0,0);
-
- $infos = pathinfo($this->filepath);
- $slide_name = strip_tags(nl2br($item_title));
- $slide_name = str_replace(array("\r\n", "\r", "\n"), "", $slide_name);
- $slide_name = html_entity_decode($slide_name);
- $previous = learnpath::add_item(0, $previous, 'document', $document_id, $slide_name, '');
- if($this->first_item == 0){
- $this->first_item = $previous;
- }
- }
- }
-
- }
-
- /**
- * Manages page splitting
- * @param string Page header
- * @param string Page body
- * @return void
- */
- function dealPerPage($header,$body)
- {
- global $_course;
- // split document to pages
- $pages = explode('||page_break||',$body);
-
- $first_item = 0;
-
- foreach($pages as $key=>$page_content)
- { // for every pages, we create a new file
-
- $key +=1;
-
- $page_content = $this->format_page_content($header, $page_content, $this->base_work_dir.$this->created_dir);
- $html_file = $this->created_dir.'-'.$key.'.html';
- $handle = fopen($this->base_work_dir.$this->created_dir.'/'.$html_file,'w+');
- fwrite($handle, $page_content);
- fclose($handle);
-
- $document_id = add_document($_course,$this->created_dir.'/'.$html_file,'file',filesize($this->base_work_dir.$this->created_dir.'/'.$html_file),$html_file);
-
- if ($document_id){
-
- //put the document in item_property update
- api_item_property_update($_course,TOOL_DOCUMENT,$document_id,'DocumentAdded',$_SESSION['_uid'],0,0);
-
- $infos = pathinfo($this->filepath);
- $slide_name = 'Page '.str_repeat('0',2-strlen($key)).$key;
- $previous = learnpath::add_item(0, $previous, 'document', $document_id, $slide_name, '');
- if($this->first_item == 0){
- $this->first_item = $previous;
- }
- }
- }
-
- }
-
- /**
- * Returns additional Java command parameters
- * @return string The additional parameters to be used in the Java call
- */
- function add_command_parameters(){
- return ' -d woogie "'.$this->base_work_dir.'/'.$this->file_path.'" "'.$this->base_work_dir.$this->created_dir.'/'.$this->file_name.'.html"';
- }
-
- /**
- * Formats a page content by reorganising the HTML code a little
- * @param string Page header
- * @param string Page content
- * @return string Formatted page content
- */
- function format_page_content($header, $content)
- {
-
-
- // limit the width of the doc
- list($max_width, $max_height) = explode('x',api_get_setting('service_ppt2lp','size'));
-
- $content = preg_replace("|<body[^>]*>|i","\\0\r\n<div style=\"width:".$max_width."\">",$content, -1,$count);
- if($count < 1)
- {
- $content = '<body><div style="width:'.$max_width.'">'.$content;
- }
-
- $content = preg_replace('|</body>|i','</div>\\0',$content, -1, $count);
- if($count < 1)
- {
- $content = $content.'</div></body>';
- }
-
- // add the headers
- $content = $header.$content;
-
-
- // resize all the picture to the max_width-10
- preg_match_all("|<img[^src]*src=\"([^\"]*)\"[^>]*>|i",$content,$images);
-
- foreach ($images[1] as $key => $image)
- {
- // check if the <img tag soon has a width attribute
- $defined_width = preg_match("|width=([^\s]*)|i",$images[0][$key], $img_width);
- $img_width = $img_width[1];
- if(!$defined_width)
- {
-
- list($img_width, $img_height, $type) = getimagesize($this->base_work_dir.$this->created_dir.'/'.$image);
-
- $new_width = $max_width-10;
- if($img_width > $new_width)
- {
- $picture_resized = str_ireplace('<img','<img width="'.$new_width.'" ',$images[0][$key]);
- $content = str_replace($images[0][$key],$picture_resized,$content);
- }
-
- }
- else if($img_width > $max_width-10)
- {
- $picture_resized = str_ireplace('width='.$img_width,'width="'.($max_width-10).'"',$images[0][$key]);
- $content = str_replace($images[0][$key],$picture_resized,$content);
- }
- }
-
-
- return $content;
-
- }
- /**
- * Add documents to the visioconference (to be implemented)
- */
- function add_docs_to_visio (){
-
- }
- }
- ?>
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