'; $htmlHeadXtra[] = ''; /** * Obtains the text inside the file with the right parser */ function get_text_content($doc_path, $doc_mime) { // TODO: review w$ compatibility // Use usual exec output lines array to store stdout instead of a temp file // because we need to store it at RAM anyway before index on DokeosIndexer object $ret_val = null; switch ($doc_mime) { case 'text/plain': $handle = fopen($doc_path, 'r'); $output = array(fread($handle, filesize($doc_path))); fclose($handle); break; case 'application/pdf': exec("pdftotext $doc_path -", $output, $ret_val); break; case 'application/postscript': $temp_file = tempnam(sys_get_temp_dir(), 'chamilo'); exec("ps2pdf $doc_path $temp_file", $output, $ret_val); if ($ret_val !== 0) { // shell fail, probably 127 (command not found) return false; } exec("pdftotext $temp_file -", $output, $ret_val); unlink($temp_file); //var_dump($output); break; case 'application/msword': exec("catdoc $doc_path", $output, $ret_val); //var_dump($output); break; case 'text/html': exec("html2text $doc_path", $output, $ret_val); break; case 'text/rtf': // Note: correct handling of code pages in unrtf // on debian lenny unrtf v0.19.2 can not, but unrtf v0.20.5 can exec("unrtf --text $doc_path", $output, $ret_val); if ($ret_val == 127) { // command not found return false; } // Avoid index unrtf comments if (is_array($output) && count($output) > 1) { $parsed_output = array(); foreach ($output as & $line) { if (!preg_match('/^###/', $line, $matches)) { if (!empty($line)) { $parsed_output[] = $line; } } } $output = $parsed_output; } break; case 'application/vnd.ms-powerpoint': exec("catppt $doc_path", $output, $ret_val); break; case 'application/vnd.ms-excel': exec("xls2csv -c\" \" $doc_path", $output, $ret_val); break; } $content = ''; if (!is_null($ret_val)) { if ($ret_val !== 0) { // shell fail, probably 127 (command not found) return false; } } if (isset($output)) { foreach ($output as & $line) { $content .= $line."\n"; } return $content; } else { return false; } } // Variables $is_allowed_to_edit = api_is_allowed_to_edit(null, true); $courseDir = $_course['path'].'/document'; $sys_course_path = api_get_path(SYS_COURSE_PATH); $base_work_dir = $sys_course_path.$courseDir; $noPHP_SELF = true; // What's the current path? if (isset($_GET['curdirpath']) && $_GET['curdirpath'] != '') { $path = $_GET['curdirpath']; } elseif (isset($_POST['curdirpath'])) { $path = $_POST['curdirpath']; } else { $path = '/'; } // Check the path: if the path is not found (no document id), set the path to / if (!DocumentManager::get_document_id($_course, $path)) { $path = '/'; } // This needs cleaning! if (isset($_SESSION['_gid']) && $_SESSION['_gid'] != '') { // If the group id is set, check if the user has the right to be here // Needed for group related stuff require_once api_get_path(LIBRARY_PATH).'groupmanager.lib.php'; // Get group info $group_properties = GroupManager::get_group_properties($_SESSION['_gid']); $noPHP_SELF = true; if ($is_allowed_to_edit || GroupManager::is_user_in_group($_user['user_id'],$_SESSION['_gid'])) { // Only courseadmin or group members allowed $to_group_id = $_SESSION['_gid']; $req_gid = '&gidReq='.$_SESSION['_gid']; $interbreadcrumb[] = array('url' => '../group/group_space.php?gidReq='.$_SESSION['_gid'], 'name' => get_lang('GroupSpace')); } else { api_not_allowed(true); } } elseif ($is_allowed_to_edit || is_my_shared_folder($_user['user_id'], $path)) { // Admin for "regular" upload, no group documents. And check if is my shared folder $to_group_id = 0; $req_gid = ''; } else { // No course admin and no group member... api_not_allowed(true); } // Group docs can only be uploaded in the group directory if ($to_group_id != 0 && $path == '/') { $path = $group_properties['directory']; } //I'm in the certification module? $is_certificate_mode = false; $is_certificate_array = explode('/',$path); array_shift($is_certificate_array); if ($is_certificate_array[0]=='certificates') { $is_certificate_mode = true; } // If we want to unzip a file, we need the library if (isset($_POST['unzip']) && $_POST['unzip'] == 1) { require_once api_get_path(LIBRARY_PATH).'pclzip/pclzip.lib.php'; } // Variables $max_filled_space = DocumentManager::get_course_quota(); // Title of the tool if ($to_group_id != 0) { // Add group name after for group documents $add_group_to_title = ' ('.$group_properties['name'].')'; } if (isset($_REQUEST['certificate'])) { $nameTools = get_lang('UploadCertificate').$add_group_to_title; } else { $nameTools = get_lang('UplUploadDocument').$add_group_to_title; } // Breadcrumbs if ($is_certificate_mode) $interbreadcrumb[]= array ( 'url' => '../gradebook/'.$_SESSION['gradebook_dest'], 'name' => get_lang('Gradebook')); else $interbreadcrumb[] = array('url' =>'./document.php?curdirpath='.urlencode($path).$req_gid, 'name'=> get_lang('Documents')); // Display the header Display::display_header($nameTools, 'Doc'); /* Here we do all the work */ // User has submitted a file if (isset($_FILES['user_upload'])) { //echo('

');
	//print_r($_FILES['user_upload']);
	//echo('

'); $upload_ok = process_uploaded_file($_FILES['user_upload']); if ($upload_ok) { // File got on the server without problems, now process it $new_path = handle_uploaded_document($_course, $_FILES['user_upload'], $base_work_dir, $_POST['curdirpath'], $_user['user_id'], $to_group_id, $to_user_id, $max_filled_space, $_POST['unzip'], $_POST['if_exists']); $new_comment = isset($_POST['comment']) ? trim($_POST['comment']) : ''; $new_title = isset($_POST['title']) ? trim($_POST['title']) : ''; if ($new_path && ($new_comment || $new_title)) { if (($docid = DocumentManager::get_document_id($_course, $new_path))) { $table_document = Database::get_course_table(TABLE_DOCUMENT); $ct = ''; if ($new_comment) $ct .= ", comment='$new_comment'"; if ($new_title) $ct .= ", title='$new_title'"; Database::query("UPDATE $table_document SET".substr($ct, 1)." WHERE id = '$docid'"); } } // Showing message when sending zip files if ($new_path === true && $_POST['unzip'] == 1) { Display::display_confirmation_message(get_lang('UplUploadSucceeded').'
', false); } if ((api_get_setting('search_enabled') == 'true') && ($docid = DocumentManager::get_document_id($_course, $new_path))) { $table_document = Database::get_course_table(TABLE_DOCUMENT); $result = Database::query("SELECT * FROM $table_document WHERE id = '$docid' LIMIT 1"); if (Database::num_rows($result) == 1) { $row = Database::fetch_array($result); $doc_path = api_get_path(SYS_COURSE_PATH).$courseDir.$row['path']; //TODO: mime_content_type is deprecated, fileinfo php extension is enabled by default as of PHP 5.3.0 // now versions of PHP on Debian testing(5.2.6-5) and Ubuntu(5.2.6-2ubuntu) are lower, so wait for a while $doc_mime = mime_content_type($doc_path); //echo $doc_mime; //TODO: more mime types $allowed_mime_types = array('text/plain', 'application/pdf', 'application/postscript', 'application/msword', 'text/html', 'text/rtf', 'application/vnd.ms-powerpoint', 'application/vnd.ms-excel'); // mime_content_type does not detect correctly some formats that are going to be supported for index, so an extensions array is used by the moment if (empty($doc_mime)) { $allowed_extensions = array('ppt', 'pps', 'xls'); $extensions = preg_split("/[\/\\.]/", $doc_path) ; $doc_ext = strtolower($extensions[count($extensions)-1]); if (in_array($doc_ext, $allowed_extensions)) { switch ($doc_ext) { case 'ppt': case 'pps': $doc_mime = 'application/vnd.ms-powerpoint'; break; case 'xls': $doc_mime = 'application/vnd.ms-excel'; break; } } } if (in_array($doc_mime, $allowed_mime_types) && isset($_POST['index_document']) && $_POST['index_document']) { $file_title = $row['title']; $file_content = get_text_content($doc_path, $doc_mime); $courseid = api_get_course_id(); $lang = isset($_POST['language']) ? Database::escape_string($_POST['language']) : 'english'; require_once api_get_path(LIBRARY_PATH).'search/DokeosIndexer.class.php'; require_once api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php'; $ic_slide = new IndexableChunk(); $ic_slide->addValue("title", $file_title); $ic_slide->addCourseId($courseid); $ic_slide->addToolId(TOOL_DOCUMENT); $xapian_data = array( SE_COURSE_ID => $courseid, SE_TOOL_ID => TOOL_DOCUMENT, SE_DATA => array('doc_id' => (int)$docid), SE_USER => (int)api_get_user_id(), ); $ic_slide->xapian_data = serialize($xapian_data); $di = new DokeosIndexer(); $di->connectDb(NULL, NULL, $lang); $specific_fields = get_specific_field_list(); // process different depending on what to do if file exists /** * FIXME: Find a way to really verify if the file had been * overwriten. Now all work is done at * handle_uploaded_document() and it's difficult to verify it */ if (!empty($_POST['if_exists']) && $_POST['if_exists'] == 'overwrite') { // overwrite the file on search engine // actually, it consists on delete terms from db, insert new ones, create a new search engine document, and remove the old one // Get search_did $tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF); $sql = 'SELECT * FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s LIMIT 1'; $sql = sprintf($sql, $tbl_se_ref, $courseid, TOOL_DOCUMENT, $docid); $res = Database::query($sql); if (Database::num_rows($res) > 0) { $se_ref = Database::fetch_array($res); $di->remove_document((int)$se_ref['search_did']); $all_specific_terms = ''; foreach ($specific_fields as $specific_field) { delete_all_specific_field_value($courseid, $specific_field['id'], TOOL_DOCUMENT, $docid); // Update search engine $sterms = trim($_REQUEST[$specific_field['code']]); $all_specific_terms .= ' '. $sterms; $sterms = explode(',', $sterms); foreach ($sterms as $sterm) { $sterm = trim($sterm); if (!empty($sterm)) { $ic_slide->addTerm($sterm, $specific_field['code']); add_specific_field_value($specific_field['id'], $courseid, TOOL_DOCUMENT, $docid, $value); } } } // Add terms also to content to make terms findable by probabilistic search $file_content = $all_specific_terms .' '. $file_content; $ic_slide->addValue("content", $file_content); $di->addChunk($ic_slide); // Index and return a new search engine document id $did = $di->index(); if ($did) { // update the search_did on db $tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF); $sql = 'UPDATE %s SET search_did=%d WHERE id=%d LIMIT 1'; $sql = sprintf($sql, $tbl_se_ref, (int)$did, (int)$se_ref['id']); Database::query($sql); } } } else { // Add all terms $all_specific_terms = ''; foreach ($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), $specific_field['code']); add_specific_field_value($specific_field['id'], $courseid, TOOL_DOCUMENT, $docid, $sterm); } } } } // Add terms also to content to make terms findable by probabilistic search $file_content = $all_specific_terms .' '. $file_content; $ic_slide->addValue('content', $file_content); $di->addChunk($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, search_did) VALUES (NULL , \'%s\', \'%s\', %s, %s)'; $sql = sprintf($sql, $tbl_se_ref, $courseid, TOOL_DOCUMENT, $docid, $did); Database::query($sql); } } } } } // Check for missing images in html files $missing_files = check_for_missing_files($base_work_dir.$new_path); if ($missing_files) { // Show a form to upload the missing files Display::display_normal_message(build_missing_files_form($missing_files, $_POST['curdirpath'], $_FILES['user_upload']['name']), false); } } } // Missing images are submitted if(isset($_POST['submit_image'])) { $number_of_uploaded_images = count($_FILES['img_file']['name']); //if images are uploaded if ($number_of_uploaded_images > 0) { // We could also create a function for this, I'm not sure... // Create a directory for the missing files $img_directory = str_replace('.', '_', $_POST['related_file'].'_files'); $missing_files_dir = create_unexisting_directory($_course, $_user['user_id'], $to_group_id, $to_user_id, $base_work_dir, $img_directory); // Put the uploaded files in the new directory and get the paths $paths_to_replace_in_file = move_uploaded_file_collection_into_directory($_course, $_FILES['img_file'], $base_work_dir, $missing_files_dir, $_user['user_id'], $to_group_id, $to_user_id, $max_filled_space); // Open the html file and replace the paths replace_img_path_in_html_file($_POST['img_file_path'], $paths_to_replace_in_file, $base_work_dir.$_POST['related_file']); // Update parent folders item_property_update_on_folder($_course, $_POST['curdirpath'], $_user['user_id']); } } // They want to create a directory if (isset($_POST['create_dir']) && $_POST['dirname'] != '') { $added_slash = ($path=='/') ? '' : '/'; $dir_name = $path.$added_slash.replace_dangerous_char($_POST['dirname']); $created_dir = create_unexisting_directory($_course, $_user['user_id'], $to_group_id, $to_user_id, $base_work_dir, $dir_name, $_POST['dirname']); if ($created_dir) { Display::display_confirmation_message(get_lang('DirCr'), false); $path = $created_dir; } else { display_error(get_lang('CannotCreateDir')); } } // Tracking not needed here? //event_access_tool(TOOL_DOCUMENT); /* They want to create a new directory */ if (isset($_GET['createdir'])) { // create the form that asks for the directory name $new_folder_text = ''; // Show the form //Display::display_normal_message($new_folder_text, false); echo create_dir_form(); } // Actions echo '

'; // Link back to the documents overview if ($is_certificate_mode) echo ''.Display::return_icon('back.png',get_lang('Back').' '.get_lang('To').' '.get_lang('CertificateOverview')).get_lang('Back').' '.get_lang('To').' '.get_lang('CertificateOverview').''; else echo ''.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('DocumentsOverview')).get_lang('BackTo').' '.get_lang('DocumentsOverview').''; // link to create a folder if(!isset($_GET['createdir']) && !is_my_shared_folder($_user['user_id'], $path) && !$is_certificate_mode) { echo ''.Display::return_icon('folder_new.gif', get_lang('CreateDir')).get_lang('CreateDir').''; } echo '

'; //form to select directory $folders = DocumentManager::get_all_document_folders($_course,$to_group_id,$is_allowed_to_edit); if (!$is_certificate_mode) echo(build_directory_selector($folders,$path,$group_properties['directory'])); ?> addElement('hidden', 'curdirpath', $path); $form->addElement('file', 'user_upload', get_lang('File'), 'id="user_upload" size="45"'); if (api_get_setting('use_document_title') == 'true') { $form->addElement('text', 'title', get_lang('Title'), array('size' => '20', 'style' => 'width:300px', 'id' => 'title_file')); $form->addElement('textarea', 'comment', get_lang('Comment'), 'wrap="virtual" style="width:300px;"'); } // Advanced parameters $form -> addElement('html', '

'.get_lang('AdvancedParameters').'

'); $form -> addElement('html', ''); // Button send document $form->addElement('style_submit_button', 'submitDocument', get_lang('SendDocument'), 'class="upload"'); $form->add_real_progress_bar('DocumentUpload', 'user_upload'); $defaults = array('index_document' => 'checked="checked"'); $form->setDefaults($defaults); $form->display(); ?>