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135 lines
4.6 KiB
135 lines
4.6 KiB
<?php //$id:$
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/**
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* Defines the OpenofficeDocument class, which is meant as a mother class
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* to help in the conversion of Office documents to learning paths
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* @package dokeos.learnpath
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* @author Eric Marguin <eric.marguin@dokeos.com>
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* @license GNU/GPL - See Dokeos license directory for details
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*/
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/**
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* Defines the "OpenofficeDocument" child of class "learnpath"
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* @package dokeos.learnpath.aicc
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*/
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abstract class OpenofficeDocument extends learnpath {
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public $first_item = 0;
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public $original_charset = 'utf-8';
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public $original_locale = 'en_US.UTF-8';
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/**
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* Class constructor. Based on the parent constructor.
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* @param string Course code
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* @param integer Learnpath ID in DB
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* @param integer User ID
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*/
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function OpenofficeDocument($course_code=null,$resource_id=null,$user_id=null) {
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if($this->debug>0){error_log('In OpenofficeDocument::OpenofficeDocument()',0);}
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if(!empty($course_code) and !empty($resource_id) and !empty($user_id))
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{
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parent::learnpath($course_code, $resource_id, $user_id);
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}else{
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//do nothing but still build the presentation object
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}
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}
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function convert_document($file, $action_after_conversion='make_lp'){
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global $_course, $_user, $_configuration;
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$this->file_name = (strrpos($file['name'],'.')>0 ? substr($file['name'], 0, strrpos($file['name'],'.')) : $file['name']);
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$this->file_name = remove_accents($this->file_name);
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$this->file_name = replace_dangerous_char($this->file_name,'strict');
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$this->file_name = strtolower($this->file_name);
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$visio_dir = ($action_after_conversion=='add_docs_to_visio')?VIDEOCONF_UPLOAD_PATH:'';
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$this->file_path = $visio_dir.'/'.$this->file_name.'.'.pathinfo($file['name'],PATHINFO_EXTENSION);
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$dir_name = $visio_dir.'/'.$this->file_name;
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//create the directory
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$this->base_work_dir = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
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$this->created_dir = create_unexisting_directory($_course,$_user['user_id'],0,0,$this->base_work_dir,$dir_name);
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move_uploaded_file($file['tmp_name'],$this->base_work_dir.'/'.$this->file_path);
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$perm = api_get_setting('permissions_for_new_files');
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$classpath = '-cp .:jodconverter-2.2.1.jar:jodconverter-cli-2.2.1.jar';
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if(isset($_ENV['OS']) && strpos($_ENV['OS'],'Windows') !== false)
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{
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$classpath = str_replace(':',';',$classpath);
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}
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if(isset($_ENV['OS']) && strpos($_ENV['OS'],'Windows') !== false)
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{
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$cmd = 'cd '.str_replace('/','\\',api_get_path(SYS_PATH).'main/inc/lib/ppt2png ').$classpath.' DokeosConverter';
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}
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else
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{
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$cmd = 'cd '.api_get_path(SYS_PATH).'main/inc/lib/ppt2png && java '.$classpath.' DokeosConverter';
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}
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$cmd .= ' -p '.api_get_setting('service_ppt2lp','port');
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// call to the function implemented by child
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$cmd .= $this -> add_command_parameters();
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// to allow openoffice to manipulate docs.
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@chmod ($this->base_work_dir.$this->created_dir,0777);
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@chmod ($this->base_work_dir.$this->file_path,0777);
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$locale = $this->original_locale; // TODO : improve it because we're not sure this locale is present everywhere
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putenv('LC_ALL='.$locale);
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$files = array(); $return = 0;
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$shell = exec($cmd, $files, $return);
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if($return != 0) { //if the java application returns an error code
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switch($return)
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{
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// can't connect to openoffice
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case 1 : $this->error = get_lang('CannotConnectToOpenOffice');break;
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// conversion failed in openoffice
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case 2 : $this->error = get_lang('OogieConversionFailed');break;
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// conversion can't be launch because command failed
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case 255 : $this->error = get_lang('OogieUnknownError');break;
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}
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DocumentManager::delete_document($_course, $dir_name, $this->base_work_dir);
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return false;
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}
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// create lp
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$this->lp_id = learnpath::add_lp($_course['id'], ucfirst(pathinfo($file['name'], PATHINFO_FILENAME)),'','guess','manual');
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// call to the function implemented by child following action_after_conversion parameter
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switch ($action_after_conversion)
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{
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case 'make_lp':$this -> make_lp($files);
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break;
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case 'add_docs_to_visio':$this -> add_docs_to_visio($files);
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break;
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}
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$perm = api_get_setting('permissions_for_new_directories');
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$perm = octdec(!empty($perm)?$perm:0770);
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chmod ($this->base_work_dir.$this->created_dir,$perm);
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return $this->first_item;
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}
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abstract function make_lp();
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abstract function add_docs_to_visio();
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abstract function add_command_parameters();
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}
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?>
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