, Ghent University - ability for course admins to specify wether uploaded documents are visible or invisible by default. * @author Roan Embrechts, code refactoring and virtual course support * @author Frederic Vauthier, directories management * @version $Id: $ */ /** * Displays action links (for admins, authorized groups members and authorized students) * @param string Current dir * @param integer Whether to show tool options * @param integer Whether to show upload form option * @return void */ require_once('../document/document.inc.php'); require_once('../inc/lib/fileDisplay.lib.php'); function display_action_links($cur_dir_path, $always_show_tool_options, $always_show_upload_form) { $display_output = ""; if(strlen($cur_dir_path) > 0 && $cur_dir_path != '/') { $parent_dir = dirname($cur_dir_path); $display_output .= ''.Display::return_icon('folder_up.gif').' '.get_lang('Up').' '; } if (! $always_show_upload_form ) { $display_output .= "".Display::return_icon('submit_file.gif')." ". get_lang("UploadADocument") . " "; } if (! $always_show_tool_options && api_is_allowed_to_edit() ) { // Create dir $display_output .= ''.get_lang('CreateDir').' '.get_lang('CreateDir').' '; // Options $display_output .= "".Display::return_icon('acces_tool.gif').' ' . get_lang("EditToolOptions") . " "; } if ($display_output != "") { echo $display_output; } } /** * Displays all options for this tool. * These are * - make all files visible / invisible * - set the default visibility of uploaded files * * @param $uploadvisibledisabled * @param $origin * @param $base_work_dir Base working directory (up to '/work') * @param $cur_dir_path Current subdirectory of 'work/' * @param $cur_dir_path_url Current subdirectory of 'work/', url-encoded */ function display_tool_options($uploadvisibledisabled, $origin,$base_work_dir,$cur_dir_path,$cur_dir_path_url) { global $charset, $group_properties; $is_allowed_to_edit = api_is_allowed_to_edit(); $work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION); if (! $is_allowed_to_edit) return; echo '
'; echo "
\n", "\n", "", ""; display_default_visibility_form($uploadvisibledisabled); echo '
 ".get_lang("Modify")."
", get_lang('AllFiles')." : ", "\"".get_lang('Delete')."\"", "", " "; $sql_query = "SHOW COLUMNS FROM ".$work_table." LIKE 'accepted'"; $sql_result = api_sql_query($sql_query,__FILE__,__LINE__); if ($sql_result) { $columnStatus = mysql_fetch_array($sql_result); if ($columnStatus['Default'] == 1) { echo "", "\"".get_lang('Invisible')."\"", "\n"; } else { echo "", "\"".get_lang('Visible')."\"", "\n"; } } echo "
'; echo '
'.get_lang("ValidateChanges").' :
'; /* echo "
\n"; //============================================================================== // Display directories list //============================================================================== //$folders = DocumentManager::get_all_document_folders($_course,$to_group_id,$is_allowed_to_edit || $group_member_with_upload_rights); if($cur_dir_path=='/'){$my_cur_dir_path='';}else{$my_cur_dir_path=$cur_dir_path;} $folders = get_subdirs_list($base_work_dir,1); echo '
'; echo(build_work_directory_selector($folders,$cur_dir_path,'')); echo '
'; echo '
'; if ($cur_dir_path!= '/' && $cur_dir_path!=$group_properties['directory']) { echo ''. ''. get_lang("Up").' '."\n"; } echo '' . ''.get_lang('CreateDir').''. ''.get_lang('CreateDir').' '."\n"; echo "
"; */ } /** * Displays the form where course admins can specify wether uploaded documents * are visible or invisible by default. * * @param $uploadvisibledisabled * @param $origin */ function display_default_visibility_form($uploadvisibledisabled) { ?> />
/>
, Ghent University * @version march 2006 */ function display_user_link($user_id, $name='') { global $_otherusers; if ($user_id<>0) { if ($name=='') { $table_user = Database::get_main_table(TABLE_MAIN_USER); $sql="SELECT * FROM $table_user WHERE user_id='".Database::escape_string($user_id)."'"; $result=api_sql_query($sql,__FILE__,__LINE__); $row=mysql_fetch_array($result); return "".$row['firstname']." ".$row['lastname'].""; } else { return "".$name.""; } } else { return $name.' ('.get_lang('Anonymous').')'; } } /** * Display the list of student publications, taking into account the user status * * @param $currentCourseRepositoryWeb, the web location of the course folder * @param $link_target_parameter - should there be a target parameter for the links * @param $dateFormatLong - date format * @param $origin - typically empty or 'learnpath' */ function display_student_publications_list($work_dir,$sub_course_dir,$currentCourseRepositoryWeb, $link_target_parameter, $dateFormatLong, $origin) { global $charset; // Database table names $work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION); $iprop_table = Database::get_course_table(TABLE_ITEM_PROPERTY); $is_allowed_to_edit = api_is_allowed_to_edit(); $user_id = api_get_user_id(); $publications_list = array(); $sort_params = array(); if( isset($_GET['column'])) { $sort_params[] = 'column='.Security::remove_XSS($_GET['column']); } if( isset($_GET['page_nr'])) { $sort_params[] = 'page_nr='.Security::remove_XSS($_GET['page_nr']); } if( isset($_GET['per_page'])) { $sort_params[] = 'per_page='.Security::remove_XSS($_GET['per_page']); } if( isset($_GET['direction'])) { $sort_params[] = 'direction='.Security::remove_XSS($_GET['direction']); } $sort_params = implode('&',$sort_params); if(substr($sub_course_dir,-1,1)!='/' && !empty($sub_course_dir)) { $sub_course_dir = $sub_course_dir.'/'; } if($sub_course_dir == '/') { $sub_course_dir=''; } //Get list from database if($is_allowed_to_edit) { $sql_get_publications_list = "SELECT * " . "FROM ".$work_table." " . "WHERE url LIKE '$sub_course_dir%' " . "AND url NOT LIKE '$sub_course_dir%/%' " . "ORDER BY id"; } else { if (!empty($_SESSION['toolgroup'])) { $group_query = " WHERE post_group_id = '".$_SESSION['toolgroup']."' "; // set to select only messages posted by the user's group $subdirs_query = "AND url NOT LIKE '$sub_course_dir%/%' AND url LIKE '$sub_course_dir%'"; } else { $group_query = ''; $subdirs_query = "WHERE url NOT LIKE '$sub_course_dir%/%' AND url LIKE '$sub_course_dir%'"; } $sql_get_publications_list = "SELECT * FROM $work_table $group_query $subdirs_query ORDER BY id"; } $sql_result = api_sql_query($sql_get_publications_list,__FILE__,__LINE__); $table_header[] = array(get_lang('Type'),true,'style="width:40px"'); $table_header[] = array(get_lang('Title'),true); //$table_header[] = array(get_lang('Description'),true); $table_header[] = array(get_lang('Authors'),true); $table_header[] = array(get_lang('Date'),true); //if( $is_allowed_to_edit) //{ $table_header[] = array(get_lang('Modify'),true); //} $table_header[] = array('RealDate',false); // An array with the setting of the columns -> 1: columns that we will show, 0:columns that will be hide $column_show[]=1; $column_show[]=1; $column_show[]=1; $column_show[]=1; $column_show[]=1; $column_show[]=0; // Here we change the way how the colums are going to be sort // in this case the the column of LastResent ( 4th element in $column_header) we will be order like the column RealDate // because in the column RealDate we have the days in a correct format "2008-03-12 10:35:48" $column_order[]=1; $column_order[]=2; $column_order[]=3; $column_order[]=6; $column_order[]=5; $column_order[]=6; $table_data = array(); $dirs_list = get_subdirs_list($work_dir); $my_sub_dir = str_replace('work/','',$sub_course_dir); foreach($dirs_list as $dir) { $mydir = $my_sub_dir.$dir; $action = ''; //display info depending on the permissions $row = array(); $class = ''; $url = implode("/", array_map("rawurlencode", explode("/", $work->url))); $row[] = ''; $row[] = ''.$dir.''; $row[] = ''; $row[] = ''; if( $is_allowed_to_edit) { //$action .= ''.get_lang('Modify').''; $action .= ''.get_lang('Modify').''; $action .= ''.get_lang('DirDelete').''; $row[] = $action; } else { $row[] = ""; } $table_data[] = $row; } while( $work = mysql_fetch_object($sql_result)) { //Get the author ID for that document from the item_property table $is_author = false; $author_sql = "SELECT * FROM $iprop_table WHERE tool = 'work' AND insert_user_id='$user_id' AND ref=".$work->id; $author_qry = api_sql_query($author_sql,__FILE__,__LINE__); if(Database::num_rows($author_qry)==1) { $is_author = true; } //display info depending on the permissions if( $work->accepted == '1' || $is_allowed_to_edit) { $row = array(); if($work->accepted == '0') { $class='class="invisible"'; } else { $class=''; } $url = implode("/", array_map("rawurlencode", explode("/", $work->url))); $row[]= build_document_icon_tag('file',$work->url); $row[]= ''.get_lang('Save').''.$work->title.'
'.$work->description; $row[]= display_user_link($user_id,$work->author);// $work->author; $row[]= date_to_str_ago($work->sent_date).'
'.$work->sent_date.''; if( $is_allowed_to_edit) { $action = ''; $action .= ''.get_lang('Modify').''; $action .= ''.get_lang('WorkDelete').''; $action .= ''; if($work->accepted == '1') { $action .= ''.get_lang('Invisible').''; } else { $action .= ''.get_lang('Visible').''; } $row[] = $action; } elseif($is_author) { $action = ''; $action .= ''.get_lang('Modify').''; $action .= ''.get_lang('WorkDelete').''; $row[] = $action; } else { $row[] = " "; } $table_data[] = $row; } } //if( count($table_data) > 0) //{ $sorting_options=array(); $sorting_options['column']=1; $paging_options=array(); Display::display_sortable_config_table($table_header,$table_data,$sorting_options, $paging_options,NULL,$column_show,$column_order); //} } /** * Returns a list of subdirectories found in the given directory. * * The list return starts from the given base directory. * If you require the subdirs of /var/www/ (or /var/www), you will get 'abc/', 'def/', but not '/var/www/abc/'... * @param string Base dir * @param integer 0 if we only want dirs from this level, 1 if we want to recurse into subdirs * @return strings_array The list of subdirs in 'abc/' form, -1 on error, and 0 if none found * @todo Add a session check to see if subdirs_list doesn't exist yet (cached copy) */ function get_subdirs_list($basedir='',$recurse=0){ //echo "Looking for subdirs of $basedir"; if(empty($basedir) or !is_dir($basedir)){return -1;} if(substr($basedir,-1,1)!='/'){$basedir = $basedir.'/';} $dirs_list = array(); $dh = opendir($basedir); while($entry = readdir($dh)){ if(is_dir($basedir.$entry) && $entry!='..' && $entry!='.'){ $dirs_list[] = $entry; if($recurse==1){ foreach(get_subdirs_list($basedir.$entry) as $subdir){ $dirs_list[] = $entry.'/'.$subdir; } } } } closedir($dh); return $dirs_list; } /** * Builds the form thats enables the user to * select a directory to browse/upload in * This function has been copied from the document/document.inc.php library * * @param array $folders * @param string $curdirpath * @param string $group_dir * @return string html form */ function build_work_directory_selector($folders,$curdirpath,$group_dir='') { $form = '
'."\n"; $form .= get_lang('CurrentDirectory').' '."\n"; $form .= ''."\n"; $form .= '
'; return $form; } /** * Builds the form thats enables the user to * move a document from one directory to another * This function has been copied from the document/document.inc.php library * * @param array $folders * @param string $curdirpath * @param string $move_file * @return string html form */ function build_work_move_to_selector($folders,$curdirpath,$move_file,$group_dir='') { $form = '
'."\n"; $form .= ''."\n"; $form .= get_lang('MoveTo').' '."\n"; $form .= ''."\n"; $form .= '
'; return $form; } /** * Checks if the first given directory exists as a subdir of the second given directory * This function should now be deprecated by Security::check_abs_path() * @param string Subdir * @param string Base dir * @return integer -1 on error, 0 if not subdir, 1 if subdir */ function is_subdir_of($subdir,$basedir){ if(empty($subdir) or empty($basedir)){return -1;} if(substr($basedir,-1,1)!='/'){$basedir=$basedir.'/';} if(substr($subdir,0,1)=='/'){$subdir = substr($subdir,1);} if(is_dir($basedir.$subdir)){ return 1; }else{ return 0; } } /** * creates a new directory trying to find a directory name * that doesn't already exist * (we could use unique_name() here...) * * @author Hugues Peeters * @author Bert Vanderkimpen * @author Yannick Warnier Adaptation for work tool * @param string Base work dir (.../work) * @param string $desiredDirName complete path of the desired name * @return string actual directory name if it succeeds, * boolean false otherwise */ function create_unexisting_work_directory($base_work_dir,$desired_dir_name) { $nb = ''; $base_work_dir = (substr($base_work_dir,-1,1)=='/'?$base_work_dir:$base_work_dir.'/'); while ( file_exists($base_work_dir.$desired_dir_name.$nb) ) { $nb += 1; } //echo "creating ".$base_work_dir.$desired_dir_name.$nb."#..."; $perm = api_get_setting('permissions_for_new_directories'); $perm = octdec(!empty($perm)?$perm:'0770'); if ( mkdir($base_work_dir.$desired_dir_name.$nb, $perm)) { chmod($base_work_dir.$desired_dir_name.$nb, $perm); return $desired_dir_name.$nb; } else { return false; } } /** * Delete a work-tool directory * @param string Base "work" directory for this course as /var/www/dokeos/courses/ABCD/work/ * @param string The directory name as the bit after "work/", without trailing slash * @return integer -1 on error */ function del_dir($base_work_dir,$dir){ if(empty($dir) or $dir=='/'){return -1;}//not authorized //escape hacks $dir = str_replace('../','',$dir); $dir = str_replace('..','',$dir); $dir = str_replace('./','',$dir); $dir = str_replace('.','',$dir); if(!is_dir($base_work_dir.$dir)) {return -1;} $table = Database::get_course_table(TABLE_STUDENT_PUBLICATION); $sql = "DELETE FROM $table WHERE url LIKE 'work/".$dir."/%'"; $res = api_sql_query($sql,__FILE__,__LINE__); require_once(api_get_path(LIBRARY_PATH).'/fileManage.lib.php'); my_delete($base_work_dir.$dir); } /** * Get the path of a document in the student_publication table (path relative to the course directory) * @param integer Element ID * @return string Path (or -1 on error) */ function get_work_path($id){ $table = Database::get_course_table(TABLE_STUDENT_PUBLICATION); $sql = "SELECT * FROM $table WHERE id=$id"; $res = api_sql_query($sql); if(Database::num_rows($res)!=1){ return -1; }else{ $row = Database::fetch_array($res); return $row['url']; } } /** * Update the url of a work in the student_publication table * @param integer ID of the work to update * @param string Destination directory where the work has been moved (must end with a '/') * @return -1 on error, sql query result on success */ function update_work_url($id,$new_path){ if(empty($id)) return -1; $table = Database::get_course_table(TABLE_STUDENT_PUBLICATION); $sql = "SELECT * FROM $table WHERE id=$id"; $res = api_sql_query($sql); if(Database::num_rows($res)!=1){ return -1; }else{ $row = Database::fetch_array($res); $filename = basename($row['url']); $new_url = $new_path.$filename; $sql2 = "UPDATE $table SET url = '$new_url' WHERE id=$id"; $res2 = api_sql_query($sql2); return $res2; } } ?>