Chamilo is a learning management system focused on ease of use and accessibility
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
chamilo-lms/main/newscorm/openoffice_text_document.cl...

252 lines
7.6 KiB

<?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 $split_steps;
function OpenofficeTextDocument($split_steps=false, $course_code=null, $resource_id=null,$user_id=null) {
$this -> split_steps = $split_steps;
parent::OpenofficeDocument($course_code, $resource_id, $user_id);
}
function make_lp($files=array()){
global $_course;
// we get a content where ||page_break|| indicates where the page is broken
$content = file_get_contents($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,$body); break;
}
}
function dealPerChapter($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 = $previous;
}
}
}
}
function dealPerPage($header,$body)
{
// 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 = $previous;
}
}
}
}
function add_command_parameters(){
return ' -d woogie';
}
function format_page_content($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;
}
}
?>