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.
399 lines
15 KiB
399 lines
15 KiB
<?php
|
|
/* For licensing terms, see /license.txt */
|
|
|
|
/**
|
|
* Defines the OpenOfficeDocument class, which is meant as a conversion
|
|
* tool from Office text documents (.doc, .sxw, .odt, .docx) to
|
|
* learning paths
|
|
* @package chamilo.learnpath
|
|
* @author Eric Marguin <eric.marguin@dokeos.com>
|
|
* @license GNU/GPL
|
|
*/
|
|
/**
|
|
* Defines the "OpenOfficeTextDocument" child of class "learnpath"
|
|
*/
|
|
require_once 'openoffice_document.class.php';
|
|
require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
|
|
|
|
/**
|
|
* @package chamilo.learnpath.openofficedocument
|
|
*/
|
|
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
|
|
*/
|
|
public function __construct(
|
|
$split_steps = false,
|
|
$course_code = null,
|
|
$resource_id = null,
|
|
$user_id = null
|
|
) {
|
|
$this->split_steps = $split_steps;
|
|
parent::__construct($course_code, $resource_id, $user_id);
|
|
}
|
|
|
|
/**
|
|
* Gets html pages and compose them into a learning path
|
|
* @param array The files that will compose the generated learning path. Unused so far.
|
|
* @return boolean False if file does not exit. Nothing otherwise.
|
|
*/
|
|
public function make_lp($files = array())
|
|
{
|
|
$_course = api_get_course_info();
|
|
// We get a content where ||page_break|| indicates where the page is broken.
|
|
if (!file_exists($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');
|
|
|
|
// The file is utf8 encoded and it seems to make problems with special quotes.
|
|
// then we htmlentities that, we replace these quotes and html_entity_decode that in good charset.
|
|
$charset = api_get_system_encoding();
|
|
$content = api_htmlentities($content, ENT_COMPAT, $this->original_charset);
|
|
$content = str_replace('’', '\'', $content);
|
|
$content = api_convert_encoding($content, $charset, $this->original_charset);
|
|
$content = str_replace($this->original_charset, $charset, $content);
|
|
$content = api_html_entity_decode($content, ENT_COMPAT, $charset);
|
|
|
|
// 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);
|
|
|
|
// Chamilo styles.
|
|
$my_style = api_get_setting('stylesheets');
|
|
if (empty($my_style)) {
|
|
$my_style = 'chamilo';
|
|
}
|
|
$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 .= "</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, $body);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Manages dir/chapter splitting
|
|
* @param string Chapter header
|
|
* @param string Content
|
|
* @return void
|
|
*/
|
|
public function dealPerChapter($header, $content)
|
|
{
|
|
$_course = api_get_course_info();
|
|
$content = str_replace('||page_break||', '', $content);
|
|
|
|
// Get all the h1.
|
|
preg_match_all("|<h1[^>]*>([^(h1)+]*)</h1>|is", $content, $matches_temp);
|
|
|
|
// Empty the fake dir/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.
|
|
$intro_content = api_substr($content, 0, api_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;
|
|
}
|
|
|
|
$content = api_strstr($content, $matches[0][$i]);
|
|
if ($i + 1 !== count($matches[0])) {
|
|
$dir_content = api_substr($content, 0, api_strpos($content, $matches[0][$i + 1]));
|
|
} else {
|
|
$dir_content = $content;
|
|
}
|
|
$items_to_create[$matches[1][$i]] = $dir_content;
|
|
}
|
|
|
|
$i = 0;
|
|
$previous = 0; // @todo define this variable properly
|
|
foreach ($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',
|
|
api_get_user_id(),
|
|
0,
|
|
0,
|
|
null,
|
|
null,
|
|
api_get_session_id()
|
|
);
|
|
|
|
$infos = pathinfo($this->filepath);
|
|
$slide_name = strip_tags(nl2br($item_title));
|
|
$slide_name = str_replace(array("\r\n", "\r", "\n"), '', $slide_name);
|
|
$slide_name = api_html_entity_decode($slide_name, ENT_COMPAT, api_get_system_encoding());
|
|
$previous = learnpath::add_item(
|
|
0,
|
|
$previous,
|
|
'document',
|
|
$document_id,
|
|
$slide_name,
|
|
''
|
|
);
|
|
if ($this->first_item == 0) {
|
|
$this->first_item = (int) $previous;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Manages page splitting
|
|
* @param string Page header
|
|
* @param string Page body
|
|
* @return void
|
|
*/
|
|
public function dealPerPage($header, $body)
|
|
{
|
|
$_course = api_get_course_info();
|
|
// 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
|
|
);
|
|
|
|
$slide_name = '';
|
|
$previous = 0; // @todo define this variable properly
|
|
if ($document_id) {
|
|
// Put the document in item_property update.
|
|
api_item_property_update(
|
|
$_course,
|
|
TOOL_DOCUMENT,
|
|
$document_id,
|
|
'DocumentAdded',
|
|
api_get_user_id(),
|
|
0,
|
|
0,
|
|
null,
|
|
null,
|
|
api_get_session_id()
|
|
);
|
|
|
|
$infos = pathinfo($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 = (int) $previous;
|
|
}
|
|
// Code for text indexing.
|
|
if (isset($_POST['index_document']) && $_POST['index_document']) {
|
|
//echo Display::return_message(print_r($_POST));
|
|
$di = new ChamiloIndexer();
|
|
isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
|
|
$di->connectDb(null, null, $lang);
|
|
$ic_slide = new IndexableChunk();
|
|
$ic_slide->addValue('title', $slide_name);
|
|
$specific_fields = get_specific_field_list();
|
|
$all_specific_terms = '';
|
|
foreach ($specific_fields as $specific_field) {
|
|
if (isset($_REQUEST[$specific_field['code']])) {
|
|
$sterms = trim($_REQUEST[$specific_field['code']]);
|
|
$all_specific_terms .= ' '.$sterms;
|
|
if (!empty($sterms)) {
|
|
$sterms = explode(',', $sterms);
|
|
foreach ($sterms as $sterm) {
|
|
$ic_slide->addTerm(trim($sterm), $specific_field['code']);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$page_content = $all_specific_terms.' '.$page_content;
|
|
$ic_slide->addValue('content', $page_content);
|
|
// Add a comment to say terms separated by commas.
|
|
$courseid = api_get_course_id();
|
|
$ic_slide->addCourseId($courseid);
|
|
$ic_slide->addToolId(TOOL_LEARNPATH);
|
|
$lp_id = $this->lp_id;
|
|
$xapian_data = array(
|
|
SE_COURSE_ID => $courseid,
|
|
SE_TOOL_ID => TOOL_LEARNPATH,
|
|
SE_DATA => array(
|
|
'lp_id' => $lp_id,
|
|
'lp_item' => $previous,
|
|
'document_id' => $document_id
|
|
),
|
|
SE_USER => (int) api_get_user_id(),
|
|
);
|
|
$ic_slide->xapian_data = serialize($xapian_data);
|
|
$di->addChunk($ic_slide);
|
|
// Index and return search engine document id.
|
|
$did = $di->index();
|
|
if ($did) {
|
|
// Save it to db.
|
|
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
|
|
$sql = 'INSERT INTO %s (id, course_code, tool_id, ref_id_high_level, ref_id_second_level, search_did)
|
|
VALUES (NULL , \'%s\', \'%s\', %s, %s, %s)';
|
|
$sql = sprintf(
|
|
$sql,
|
|
$tbl_se_ref,
|
|
api_get_course_id(),
|
|
TOOL_LEARNPATH,
|
|
$lp_id,
|
|
$previous,
|
|
$did
|
|
);
|
|
Database::query($sql);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns additional Java command parameters
|
|
* @return string The additional parameters to be used in the Java call
|
|
*/
|
|
public function add_command_parameters()
|
|
{
|
|
return ' -d woogie "'.$this->base_work_dir.'/'.$this->file_path.'" "'.$this->base_work_dir.$this->created_dir.'/'.$this->file_name.'.html"';
|
|
}
|
|
|
|
/**
|
|
* Formats a page content by reorganising the HTML code a little
|
|
* @param string Page header
|
|
* @param string Page content
|
|
* @return string Formatted page content
|
|
*/
|
|
public function format_page_content($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) {
|
|
$image_size = api_getimagesize($this->base_work_dir.$this->created_dir.'/'.$image);
|
|
$img_width = $image_size['width'];
|
|
$img_height = $image_size['height'];
|
|
|
|
$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, $content);
|
|
}
|
|
} elseif ($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)
|
|
*/
|
|
public function add_docs_to_visio()
|
|
{
|
|
}
|
|
}
|
|
|