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- <?php //$Id: work.lib.php 22357 2009-07-24 17:44:17Z juliomontoya $
- /* For licensing terms, see /dokeos_license.txt */
- /**
- * @package dokeos.work
- * @author Thomas, Hugues, Christophe - original version
- * @author Patrick Cool <patrick.cool@UGent.be>, 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: work.lib.php 22357 2009-07-24 17:44:17Z juliomontoya $
- */
- /**
- * 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 dirname(__FILE__).'/../document/document.inc.php';
- require_once dirname(__FILE__).'/../inc/lib/fileDisplay.lib.php';
- function display_action_links($cur_dir_path, $always_show_tool_options, $always_show_upload_form)
- {
- global $gradebook;
- global $charset;
- $display_output = "";
- $origin = isset($_GET['origin'])?Security::remove_XSS($_GET['origin']):'';
- $origin = api_get_tools_lists($origin);
- echo '<div class="actions">';
-
- if (strlen($cur_dir_path) > 0 && $cur_dir_path != '/') {
- $parent_dir = dirname($cur_dir_path);
- $display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.$gradebook.'&curdirpath='.$parent_dir.'">'.Display::return_icon('back.png',get_lang('BackToWorksList')).' '.get_lang('BackToWorksList').'</a>';
- }
- else
- {
- if ($_GET['display_tool_options'] == 'true' OR $_GET['display_upload_form'] == 'true' )
- {
- if ($origin!='learnpath') {
- echo '<a href="work.php?gradebook='.$gradebook.'">'.Display::return_icon('back.png',get_lang('BackToWorksList')).' '.get_lang('BackToWorksList').'</a>';
- }
- }
- }
- if (! $always_show_tool_options && api_is_allowed_to_edit(null,true) && $origin != 'learnpath') {
- // Create dir
- if ($cur_dir_path=='/')
- {
- $display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&toolgroup='.Security::remove_XSS($_GET['toolgroup']).'&curdirpath='.$cur_dir_path.'&createdir=1&origin='.$origin.'&gradebook='.$gradebook.'">'.Display::return_icon('works_new.gif', get_lang('CreateAssignment')).' '.get_lang('CreateAssignment').' </a>';
- }
- // Options
- $display_output .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&curdirpath=".$cur_dir_path."&origin=".$origin."&display_tool_options=true&origin=".$origin."&gradebook=".$gradebook."\">".Display::return_icon('acces_tool.gif', get_lang("EditToolOptions")).' ' . get_lang("EditToolOptions") . "</a>";
- }
- if (! $always_show_upload_form && api_is_allowed_to_session_edit(false,true)) {
- $display_output .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&curdirpath=".$cur_dir_path."&display_upload_form=true&origin=".$origin."&gradebook=".$gradebook."\">".Display::return_icon('submit_file.gif', get_lang("UploadADocument"))." ". get_lang("UploadADocument") .'</a>';
- }
- if (api_is_allowed_to_edit(null,true) && $origin != 'learnpath' && api_is_allowed_to_session_edit(false,true))
- {
- // delete all files
- if (api_get_setting('permanently_remove_deleted_files') == 'true'){
- $message=get_lang('ConfirmYourChoiceDeleteAllfiles');
- } else {
- $message=get_lang('ConfirmYourChoice');
- }
-
- $display_output .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&curdirpath=".$cur_dir_path."&origin=$origin&gradebook=$gradebook&delete=all\" "."onclick=\"javascript:if(!confirm('".addslashes(api_htmlentities($message,ENT_QUOTES,$charset))."')) return false;\">".
- Display::return_icon('delete.gif', get_lang('Delete')).' '.get_lang('DeleteAllFiles')."</a>";
- // make all files visible or invisible
- $work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
- $sql_query = "SHOW COLUMNS FROM ".$work_table." LIKE 'accepted'";
- $sql_result = Database::query($sql_query,__FILE__,__LINE__);
- if ($sql_result) {
- $columnStatus = Database::fetch_array($sql_result);
- if ($columnStatus['Default'] == 1) {
- $display_output .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&curdirpath=".$cur_dir_path."&origin=$origin&gradebook=$gradebook&make_invisible=all\">".
- Display::return_icon('visible.gif', get_lang('MakeAllPapersInvisible')).' '.get_lang('MakeAllPapersInvisible').
- "</a>\n";
- } else {
- $display_output .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&curdirpath=".$cur_dir_path."&origin=$origin&gradebook=$gradebook&make_visible=all\">".
- Display::return_icon('invisible.gif', get_lang('MakeAllPapersVisible')).' '.get_lang('MakeAllPapersVisible').
- "</a>\n";
- }
- }
- }
- if ($display_output != "")
- {
- echo $display_output;
- }
- echo '</div>';
- }
- /**
- * 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, $group_properties,$gradebook;
- $is_allowed_to_edit = api_is_allowed_to_edit(null,true);
- $work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
- if (! $is_allowed_to_edit) {
- return;
- }
- echo '<form method="post" action="'.api_get_self().'?origin='.$origin.'&gradebook='.$gradebook.'&display_tool_options=true">';
- echo '<div class="row"><div class="form_header">'.get_lang('EditToolOptions').'</div></div>';
- display_default_visibility_form($uploadvisibledisabled);
- display_studentsdelete_form();
- echo '<div class="row">
- <div class="formw">
- <button type="submit" class="save" name="changeProperties" value="'.get_lang('Ok').'">'.get_lang('Ok').'</button>
- </div>
- </div>';
- echo '</form>';
- }
- /**
- * 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) {
- ?>
- <div class="row">
- <div class="label">
- <?php echo get_lang("_default_upload"); ?>
- </div>
- <div class="formw">
- <input class="checkbox" type="radio" name="uploadvisibledisabled" value="0"
- <?php if($uploadvisibledisabled==0) echo "checked"; ?> />
- <?php echo get_lang("_new_visible");?><br />
- <input class="checkbox" type="radio" name="uploadvisibledisabled" value="1"
- <?php if($uploadvisibledisabled==1) echo "checked"; ?> />
- <?php echo get_lang("_new_unvisible"); ?>
- </div>
- </div>
- <?php
- }
- /**
- * Display a part of the form to edit the settings of the tool
- * In this case weither the students are allowed to delete their own publication or not (by default not)
- *
- * @return html code
- * @since Dokeos 1.8.6.2
- * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
- */
- function display_studentsdelete_form()
- {
- // by default api_get_course_setting returns -1 and the code only expects 0 or 1 so anything tha
- // is different than 1 will be converted into 0
- $current_course_setting_value = api_get_course_setting('student_delete_own_publication');
- if ($current_course_setting_value <> 1)
- {
- $current_course_setting_value = 0;
- }
- ?>
- <div class="row">
- <div class="label">
- <?php echo get_lang('StudentAllowedToDeleteOwnPublication'); ?>
- </div>
- <div class="formw">
- <input class="checkbox" type="radio" name="student_delete_own_publication" value="0"
- <?php if($current_course_setting_value==0) echo "checked"; ?> />
- <?php echo get_lang("No");?><br />
- <input class="checkbox" type="radio" name="student_delete_own_publication" value="1"
- <?php if($current_course_setting_value==1) echo "checked"; ?> />
- <?php echo get_lang("Yes"); ?>
- </div>
- </div>
- <?php
- }
- /**
- * This function displays the firstname and lastname of the user as a link to the user tool.
- *
- * @see this is the same function as in the new forum, so this probably has to move to a user library.
- *
- * @todo move this function to the user library
- *
- * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
- * @version march 2006
- */
- function display_user_link($user_id, $name='')
- {
- global $_otherusers;
- if ($user_id<>0) {
- $table_user = Database::get_main_table(TABLE_MAIN_USER);
- $sql="SELECT * FROM $table_user WHERE user_id='".Database::escape_string($user_id)."'";
- $result=Database::query($sql,__FILE__,__LINE__);
- $row=Database::fetch_array($result);
- if ($name=='') {
- return "<a href=\"../user/userInfo.php?cidReq=".api_get_course_id()."&gradebook=$gradebook&origin=&uInfo=".$row['user_id']."\">".api_get_person_name($row['firstname'], $row['lastname'])."</a>";
- } else {
- return "<a href=\"../user/userInfo.php?cidReq=".api_get_course_id()."&gradebook=$gradebook&origin=&uInfo=".$user_id."\">".$name."</a>";
- }
- } else {
- return $name.' ('.get_lang('Anonymous').')';
- }
- }
- /**
- * converts 2008-10-06 12:45:00 to timestamp
- */
- function convert_date_to_number($default)
- {
- // 2008-10-12 00:00:00 ---to--> 12345672218 (timestamp)
- $parts = split(' ',$default);
- list($d_year,$d_month,$d_day) = split('-',$parts[0]);
- list($d_hour,$d_minute,$d_second) = split(':',$parts[1]);
- return mktime($d_hour, $d_minute, $d_second, $d_month, $d_day, $d_year);
- }
- /**
- * converts 1-9 to 01-09
- */
- function two_digits($number)
- {
- $number = (int)$number;
- return ($number < 10) ? '0'.$number : $number;
- }
- /**
- * converts 2008-10-06 12:45:00 to -> array($data'year'=>2008,$data'month'=>10 etc...)
- */
- function convert_date_to_array($date,$group)
- {
- $parts = split(' ',$date);
- list($data[$group.'[year]'],$data[$group.'[month]'],$data[$group.'[day]']) = split('-',$parts[0]);
- list($data[$group.'[hour]'],$data[$group.'[minute]']) = split(':',$parts[1]);
- return $data;
- }
- /**
- * get date from a group of date
- */
- function get_date_from_group($group) {
- return $_POST[$group]['year'].'-'.two_digits($_POST[$group]['month']).'-'.two_digits($_POST[$group]['day']).' '.two_digits($_POST[$group]['hour']).':'.two_digits($_POST[$group]['minute']).':00';
- }
- /**
- * create a group of select from a date
- */
- function create_group_date_select($prefix='') {
- $minute = range(10,59);
- $d_year=date('Y');
- array_unshift($minute,'00','01','02','03','04','05','06','07','08','09');
- $group_name[] = FormValidator :: createElement('select',$prefix.'day','',array_combine(range(1,31),range(1,31)));
- $group_name[] = FormValidator :: createElement('select',$prefix.'month','',array_combine(range(1,12),array(get_lang('JanuaryLong'),get_lang('FebruaryLong'),get_lang('MarchLong'),get_lang('AprilLong'),get_lang('MayLong'),get_lang('JuneLong'),get_lang('JulyLong'),get_lang('AugustLong'),get_lang('SeptemberLong'),get_lang('OctoberLong'),get_lang('NovemberLong'),get_lang('DecemberLong'))));
- $group_name[] = FormValidator :: createElement('select',$prefix.'year','',array($d_year=>$d_year,$d_year+1=>$d_year+1));
- $group_name[] = FormValidator :: createElement('select',$prefix.'hour','',array_combine(range(0,23),range(0,23)));
- $group_name[] = FormValidator :: createElement('select',$prefix.'minute','',$minute);
- return $group_name;
- }
- /**
- * 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, $origin,$add_in_where_query='')
- {
- global $charset,$timeNoSecFormat,$dateFormatShort,$gradebook, $_user;
- // Database table names
- $work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
- $iprop_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
- $work_assigment = Database :: get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
- $is_allowed_to_edit = api_is_allowed_to_edit(null,true);
- $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);
- $my_params=$sort_params;
- $origin=Security::remove_XSS($origin);
- if(substr($sub_course_dir,-1,1)!='/' && !empty($sub_course_dir)) {
- $sub_course_dir = $sub_course_dir.'/';
- }
- if($sub_course_dir == '/') {
- $sub_course_dir='';
- }
- //condition for the session
- $session_id = api_get_session_id();
- $condition_session = api_get_session_condition($session_id);
- //Get list from database
- if($is_allowed_to_edit) {
- $sql_get_publications_list = "SELECT * " .
- "FROM ".$work_table." " .
- "WHERE url LIKE BINARY '$sub_course_dir%' " .
- "AND url NOT LIKE BINARY '$sub_course_dir%/%' " .$add_in_where_query.
- $condition_session.
- "ORDER BY sent_date DESC";
- $sql_get_publications_num = "SELECT count(*) " .
- "FROM ".$work_table." " .
- "WHERE url LIKE BINARY '$sub_course_dir%' " .
- "AND url NOT LIKE BINARY '$sub_course_dir%/%' " .$add_in_where_query.
- $condition_session.
- "ORDER BY id";
- } else {
- if (!empty($_SESSION['toolgroup'])) {
- $group_query = " WHERE post_group_id = '".$_SESSION['toolgroup']."' "; // set to select only messages posted by the user's group
- $subdirs_query = "AND url NOT LIKE BINARY '$sub_course_dir%/%' AND url LIKE BINARY '$sub_course_dir%'";
- } else {
- $group_query = " WHERE post_group_id = '0' ";
- $subdirs_query = "AND url NOT LIKE '$sub_course_dir%/%' AND url LIKE '$sub_course_dir%'";
- }
- $sql_get_publications_list = "SELECT * FROM $work_table $group_query $subdirs_query ".$add_in_where_query." $condition_session ORDER BY id";
- $sql_get_publications_num = "SELECT count(url) " .
- "FROM ".$work_table." " .
- "WHERE url LIKE BINARY '$sub_course_dir%' " .
- "AND url NOT LIKE BINARY '$sub_course_dir%/%' " .$add_in_where_query.
- $condition_session.
- "ORDER BY id";
- }
- $sql_result = Database::query($sql_get_publications_list,__FILE__,__LINE__);
- $sql_result_num = Database::query($sql_get_publications_num,__FILE__,__LINE__);
- $row=Database::fetch_array($sql_result_num);
- $count_files=$row[0];
- $table_header[] = array(get_lang('Type'),true,'style="width:40px"');
- $table_header[] = array(get_lang('Title'),true);
- if ($count_files!=0) {
- $table_header[] = array(get_lang('Authors'),true);
- }
- $table_header[] = array(get_lang('Date'),true);
- if ($origin != 'learnpath') {
- $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; // type
- $column_show[]=1; // title
- if ($count_files!=0) {
- $column_show[]=1; // authors
- }
- $column_show[]=1; //date
- $column_show[]=1; // modify
- $column_show[]=0; //real date in correct format
- // 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; //type
- $column_order[]=2; // title
- if ($count_files!=0) {
- $column_order[]=3; //authors
- }
- $column_order[]=6; // date
- if( $is_allowed_to_edit) {
- $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);
- // List of all folders
- foreach($dirs_list as $dir) {
- if ($my_sub_dir=='') {
- $mydir_temp = '/'.$dir;
- }else {
- $mydir_temp = '/'.$my_sub_dir.$dir;
- }
- $sql_select_directory= "SELECT prop.lastedit_date, id, author, has_properties, view_properties, description, qualification,weight,id FROM ".$iprop_table." prop INNER JOIN ".$work_table." work ON (prop.ref=work.id) WHERE ";
- if (!empty($_SESSION['toolgroup'])) {
- $sql_select_directory.=" work.post_group_id = '".$_SESSION['toolgroup']."' "; // set to select only messages posted by the user's group
- } else {
- $sql_select_directory.=" work.post_group_id = '0' ";
- }
- $sql_select_directory.=" AND work.url LIKE BINARY '".$mydir_temp."' AND work.filetype = 'folder' AND prop.tool='work' $condition_session";
- $result=Database::query($sql_select_directory,__FILE__,__LINE__);
- $row=Database::fetch_array($result);
- if(!$row) {
- // the folder belongs to another session
- continue;
- }
- $direc_date= $row['lastedit_date']; //directory's date
- $author= $row['author']; //directory's author
- $view_properties=$row['view_properties'];
- $is_assignment = $row['has_properties'];
- $id2=$row['id'];
- $mydir = $my_sub_dir.$dir;
- if ($is_allowed_to_edit) {
- isset($_GET['edit_dir'])?$clean_edit_dir=Security :: remove_XSS(Database::escape_string($_GET['edit_dir'])):$clean_edit_dir='';
- // form edit directory
- if(isset($clean_edit_dir) && $clean_edit_dir==$mydir) {
- if(!empty($row['has_properties'])) {
- $sql = Database::query('SELECT * FROM '.$work_assigment.' WHERE id = '."'".$row['has_properties']."'".' LIMIT 1',__FILE__,__LINE__);
- $homework = Database::fetch_array($sql);
- }
- $form_folder = new FormValidator('edit_dir', 'post', api_get_self().'?curdirpath='.$my_sub_dir.'&origin='.$origin.'&gradebook='.$gradebook.'&edit_dir='.$mydir);
- $group_name[] = FormValidator :: createElement('text','dir_name');
- $form_folder -> addGroup($group_name,'my_group',get_lang('Title'));
- $form_folder -> addGroupRule('my_group',get_lang('ThisFieldIsRequired'),'required');
- $defaults = array('my_group[dir_name]'=>html_entity_decode($dir),'description'=>html_entity_decode($row['description']));
- $form_folder-> addElement('textarea','description',get_lang('Description'),array('rows'=>5,'cols'=>50));
- $qualification_input[] = FormValidator :: createElement('text','qualification');
- $form_folder -> addGroup($qualification_input,'qualification',get_lang('QualificationNumberOver'),'size="10"');
- if ($row['weight'] > 0) {
- $weight_input[] = FormValidator :: createElement('text','weight');
- $form_folder -> addGroup($weight_input,'weight',get_lang('WeightInTheGradebook'),'size="10"');
- }
- $there_is_a_end_date =false;
- if($row['view_properties']=='1') {
- if($homework['expires_on']!='0000-00-00 00:00:00'){
- $there_is_a_expire_date = true;
- $form_folder -> addGroup(create_group_date_select(),'expires',get_lang('ExpiresAt'));
- }
- if($homework['ends_on']!='0000-00-00 00:00:00') {
- $there_is_a_end_date = true;
- $form_folder -> addGroup(create_group_date_select(),'ends',get_lang('EndsAt'));
- }
- if ($there_is_a_expire_date && $there_is_a_end_date) {
- $form_folder -> addRule(array('expires','ends'), get_lang('DateExpiredNotBeLessDeadLine'), 'comparedate');
- }
-
- } else {
- $form_folder -> addElement('html','<div class="row">
- <div class="label"> </div>
- <div class="formw">
- <a href="javascript://" onclick=" return plus();" ><span id="plus"> <img style="vertical-align:middle;" src="../img/div_show.gif" alt="" /> '.get_lang('AdvancedParameters').'</span></a>
- </div>
- </div> ');
- $form_folder -> addElement('html','<div id="options" style="display: none;">');
- if(empty($default)) {
- $default = date('Y-m-d 12:00:00');
- }
- $parts = split(' ',$default);
- list($d_year,$d_month,$d_day) = split('-',$parts[0]);
- list($d_hour,$d_minute) = split(':',$parts[1]);
- if ((int)$row['weight'] == 0) {
- $form_folder -> addElement('checkbox', 'make_calification', null, get_lang('MakeQualifiable'),'onclick="javascript:if(this.checked==true){document.getElementById(\'option3\').style.display = \'block\';}else{document.getElementById(\'option3\').style.display = \'none\';}"');
- $form_folder -> addElement('html','<div id=\'option3\' style="display:none">');
- $weight_input2[] = FormValidator :: createElement('text','weight');
- $form_folder -> addGroup($weight_input2,'weight',get_lang('WeightInTheGradebook'),'size="10"');
- $form_folder -> addElement('html','</div>');
- }
- if($homework['expires_on']='0000-00-00 00:00:00') {
- $homework['expires_on']=date("Y-m-d H:i:s");
- $there_is_a_expire_date = true;
- $form_folder -> addElement('checkbox', 'enableExpiryDate',null,get_lang('EnableExpiryDate'),'onclick="javascript:if(this.checked==true){document.getElementById(\'option1\').style.display = \'block\';}else{document.getElementById(\'option1\').style.display = \'none\';}"');
- $form_folder -> addElement('html','<div id=\'option1\' style="display:none">');
- $form_folder -> addGroup(create_group_date_select(),'expires',get_lang('ExpiresAt'));
- $form_folder -> addElement('html','</div>');
- }
- if($homework['ends_on']='0000-00-00 00:00:00') {
- $homework['ends_on']=date("Y-m-d H:i:s");
- $there_is_a_end_date = true;
- $form_folder -> addElement('checkbox', 'enableEndDate', null, get_lang('EnableEndDate'),'onclick="javascript:if(this.checked==true){document.getElementById(\'option2\').style.display = \'block\';}else{document.getElementById(\'option2\').style.display = \'none\';}"');
- $form_folder -> addElement('html','<div id=\'option2\' style="display:none">');
- $form_folder -> addGroup(create_group_date_select(),'ends',get_lang('EndsAt'));
- $form_folder -> addElement('html','</div>');
- }
- $form_folder -> addRule (array('expires','ends'), get_lang('DateExpiredNotBeLessDeadLine'), 'comparedate');
- $form_folder -> addElement('html','</div>');
- }
- $form_folder -> addElement('style_submit_button','submit',get_lang('ModifyDirectory'),'class="save"');
- if($there_is_a_end_date == true) {
- $defaults = array_merge($defaults,convert_date_to_array($homework['ends_on'],'ends'));
- }
- if($there_is_a_expire_date == true) {
- $defaults = array_merge($defaults,convert_date_to_array($homework['expires_on'],'expires'));
- }
- if(!empty($row['qualification'])) {
- $defaults = array_merge($defaults,array('qualification[qualification]'=>$row['qualification']));
- }
- if(!empty($row['weight'])) {
- $defaults = array_merge($defaults,array('weight[weight]'=>$row['weight']));
- }
- $form_folder -> setDefaults($defaults);
- $display_edit_form=true;
- if($form_folder -> validate()) {
- $TABLEAGENDA = Database::get_course_table(TABLE_AGENDA);
- if($there_is_a_end_date == true || $there_is_a_expire_date == true) {
- if($row['view_properties']=='1') {
- $sql_add_publication = "UPDATE ".$work_table." SET has_properties = '".$row['has_properties']. "', view_properties=1 where id ='".$row['id']."'";
- Database::query($sql_add_publication, __FILE__, __LINE__);
- $expires_query= ' SET expires_on = '."'".(($there_is_a_expire_date == true)?get_date_from_group('expires'):'0000-00-00 00:00:00')."'".',';
- $ends_query = ' ends_on = '."'".(($there_is_a_end_date == true) ? get_date_from_group('ends') : '0000-00-00 00:00:00')."'";
- Database::query('UPDATE '.$work_assigment.$expires_query.$ends_query.' WHERE id = '."'".$row['has_properties']."'",__FILE__,__LINE__);
- } else if($row['view_properties']=='0') {
- if ($_POST['enableExpiryDate']=='1') {
- $expires_query= ' SET expires_on = '."'".(($there_is_a_expire_date == true)?get_date_from_group('expires'):'0000-00-00 00:00:00')."'";
- //$ends_query = ' ends_on = '."'".(($there_is_a_end_date == true) ? get_date_from_group('ends') : '0000-00-00 00:00:00')."'";
- Database::query('UPDATE '.$work_assigment.$expires_query.' WHERE id = '."'".$row['has_properties']."'",__FILE__,__LINE__);
- $sql_add_publication = "UPDATE ".$work_table." SET has_properties = '".$row['has_properties']. "', view_properties=1 where id ='".$row['id']."'";
- Database::query($sql_add_publication, __FILE__, __LINE__);
- }
- if ($_POST['enableEndDate']=='1') {
- //$expires_query= ' SET expires_on = '."'".(($there_is_a_expire_date == true)?get_date_from_group('expires'):'0000-00-00 00:00:00')."'".',';
- $ends_query = ' SET ends_on = '."'".(($there_is_a_end_date == true) ? get_date_from_group('ends') : '0000-00-00 00:00:00')."'";
- Database::query('UPDATE '.$work_assigment.$ends_query.' WHERE id = '."'".$row['has_properties']."'",__FILE__,__LINE__);
- $sql_add_publication = "UPDATE ".$work_table." SET has_properties = '".$row['has_properties']. "', view_properties=1 where id ='".$row['id']."'";
- Database::query($sql_add_publication, __FILE__, __LINE__);
- }
- }
- }
- //if($_POST['qualification']['qualification']!='')
- Database::query('UPDATE '.$work_table.' SET description = '."'".Database::escape_string(Security::remove_XSS($_POST['description']))."'".', qualification = '."'".Database::escape_string($_POST['qualification']['qualification'])."'".',weight = '."'".Database::escape_string($_POST['weight']['weight'])."'".' WHERE id = '."'".$row['id']."'",__FILE__,__LINE__);
- Database::query('UPDATE '.Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK).' SET weight = '."'".Database::escape_string($_POST['weight']['weight'])."'".' WHERE course_code = '."'".api_get_course_id()."'".' AND ref_id = '."'".$row['id']."'".'',__FILE__,__LINE__);
- //we are changing the current work and we want add them into gradebook
- if(isset($_POST['make_calification']) && $_POST['make_calification']==1) {
- require_once('../gradebook/lib/be/gradebookitem.class.php');
- require_once('../gradebook/lib/be/evaluation.class.php');
- require_once('../gradebook/lib/be/abstractlink.class.php');
- require_once('../gradebook/lib/gradebook_functions.inc.php');
-
- $resource_name = Security::remove_XSS($_POST['dir_name']);
- add_resource_to_course_gradebook(api_get_course_id(), 3, $row['id'], Database::escape_string($resource_name),(float)$_POST['weight']['weight'], (float)$_POST['qualification']['qualification'], Database::escape_string($_POST['description']),time(), 1,api_get_session_id());
- }
- Display::display_confirmation_message(get_lang('FolderEdited'));
- $values = $form_folder -> exportValues();
- $values = $values['my_group'];
- $dir_name = replace_dangerous_char($values['dir_name']);
- $dir_name = disable_dangerous_file($dir_name);
- update_dir_name($mydir,$dir_name);
- $mydir = $my_sub_dir.$dir_name;
- $dir = $dir_name;
- $display_edit_form=false;
- // gets calendar_id from student_publication_assigment
- $sql = "SELECT add_to_calendar FROM $work_assigment WHERE publication_id ='".$row['id']."'";
- $res = Database::query($sql,__FILE__,__LINE__);
- $calendar_id = Database::fetch_row($res);
- // update from agenda if it exists
- if (!empty($calendar_id[0])) {
- $sql = "UPDATE ".$TABLEAGENDA."
- SET title='".$dir_name."',
- content = '".$dir_name."',
- end_date='".get_date_from_group('ends')."'
- WHERE id='".$calendar_id[0]."'";
- Database::query($sql,__FILE__,__LINE__);
- }
- }
- }
- }
- $action = '';
- $row = array();
- $class = '';
- $row[] = '<img src="../img/works.gif" border="0" hspace="5" align="middle" alt="'.get_lang('Assignment').'" title="'.get_lang('Assignment').'" />'; //image
- //$a_count_directory=count_dir($work_dir.'/'.$dir,false);
- $cant_files=0;
- $cant_dir = 0;
- if(api_is_allowed_to_edit()) {
- $sql_document = "SELECT count(*) FROM $work_table WHERE url NOT LIKE '".$sub_course_dir.$dir."/%/%' AND url LIKE '".$sub_course_dir.$dir."/%'";
- } else {
- // gets admin_course
- $table_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
- $table_user = Database :: get_main_table(TABLE_MAIN_USER);
- $sql = "SELECT course_user.user_id FROM $table_user user, $table_course_user course_user
- WHERE course_user.user_id=user.user_id AND course_user.course_code='".api_get_course_id()."' AND course_user.status='1'";
- $res = Database::query($sql,__FILE__,__LINE__);
- $admin_course = '';
- while($row_admin = Database::fetch_row($res)) {
- $admin_course .='\''.$row_admin[0].'\',';
- }
- $sql_document = "SELECT count(*) FROM $work_table s, $iprop_table p WHERE s.id = p.ref AND p.tool='work' AND lastedit_user_id IN(".$admin_course.'\''.api_get_user_id().'\''.") AND s.accepted='1' AND url NOT LIKE '".$sub_course_dir.$dir."/%/%' AND url LIKE '".$sub_course_dir.$dir."/%'";
- }
- //count documents
- $res_document = Database::query($sql_document,__FILE__,__LINE__);
- $count_document = Database::fetch_row($res_document);
- $cant_files = $count_document[0];
- //count directories
- $sql_directory = "SELECT count(*) FROM $work_table s WHERE url NOT LIKE '/".$mydir."/%/%' AND url LIKE '/".$mydir."/%'";
- $res_directory = Database::query($sql_directory,__FILE__,__LINE__);
- $count_directory = Database::fetch_row($res_directory);
- $cant_dir = $count_directory[0];
- $text_file=get_lang('FilesUpload');
- $text_dir=get_lang('Directories');
- if ($cant_files==1) {
- $text_file=api_strtolower(get_lang('FileUpload'));
- }
- if ($cant_dir==1) {
- $text_dir=get_lang('directory');
- }
- if ($cant_dir!=0) {
- $dirtext=' ('.$cant_dir.' '.$text_dir.')';
- } else {
- $dirtext='';
- }
- if (!empty($display_edit_form) && isset($clean_edit_dir) && $clean_edit_dir==$mydir) {
- $row[] = '<span class="invisible" style="display:none">'.$dir.'</span>'.$form_folder->toHtml(); // form to edit the directory's name
- } else {
- $tbl_gradebook_link = Database::get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
- $add_to_name = '';
- $sql = "SELECT weight FROM ". $tbl_gradebook_link ." WHERE type='3' AND ref_id= '".$id2."'";
- $result=Database::query($sql, __FILE__, __LINE__);
- $count = Database::num_rows($result);
- if($count>0) {
- $add_to_name = ' / <span style="color:blue">'.get_lang('Assignment').'</span>';
- } else {
- $add_to_name = '';
- }
- $show_as_icon = get_work_id($mydir); //true or false
- if ($show_as_icon){
- if (is_allowed_to_edit()) {
- $zip='<a href="'.api_get_self().'?cidReq='.api_get_course_id().'&gradebook='.$gradebook.'&action=downloadfolder&path=/'.$mydir.'"><img src="../img/zip_save.gif" style="float:right;" alt="'.get_lang('Save').'" title="'.get_lang('Save').'" width="17" height="17"/></a>';
- }
- $row[] = $zip.'<a href="'.api_get_self().'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.Security::remove_XSS($_GET['gradebook']).'&curdirpath='.$mydir.'"'.$class.'>'.$dir.'</a>'.$add_to_name.'<br>'.$cant_files.' '.$text_file.$dirtext;
- } else {
- $row[] = '<a href="'.api_get_self().'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.$gradebook.'&curdirpath='.$mydir.'"'.$class.'>'.$dir.'</a>'.$add_to_name.'<br>'.$cant_files.' '.$text_file.$dirtext;
- }
- }
- if ($count_files!=0) {
- $row[] = "";
- }
- if ($direc_date!='' && $direc_date!='0000-00-00 00:00:00') {
- $my_direc_date = api_ucfirst(format_locale_date($dateFormatShort,strtotime($direc_date))).' ';
- $my_direc_date .= ucfirst(strftime($timeNoSecFormat,strtotime($direc_date)));
- $row[]= date_to_str_ago($direc_date).'<br /><span class="dropbox_date">'.$my_direc_date.'</span>';
- } else {
- $row[]='';
- }
- if ($origin != 'learnpath') {
- if( $is_allowed_to_edit) {
- $action .= '<a href="'.api_get_self().'?cidReq='.api_get_course_id().
- '&curdirpath='.$my_sub_dir.'&origin='.$origin.'&gradebook='.$gradebook.'&edit_dir='.$mydir.'"><img src="../img/edit.gif" alt="'.get_lang('Modify').'" title="'.get_lang('Modify').'"></a>';
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.$gradebook.'&delete_dir='.$mydir.'&delete2='.$id2.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES,$charset))."'".')) return false;" title="'.get_lang('DirDelete').'" >'.Display::return_icon('delete.gif',get_lang('DirDelete')).'</a>';
- $row[] = $action;
- } else {
- $row[] = "";
- }
- }
- $table_data[] = $row;
- }
- while( $work = Database::fetch_object($sql_result)) {
- //Get the author ID for that document from the item_property table
- $is_author = false;
- $author_sql = "SELECT * FROM $iprop_table WHERE tool = 'work' AND ref=".$work->id;
- $author_qry = Database::query($author_sql,__FILE__,__LINE__);
- $row2=Database::fetch_array($author_qry);
- 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='';
- }
- $qualification_string = '';
- $add_string = '';
- if(defined('IS_ASSIGNMENT')):
- if($work->qualification=='') {
- $qualification_string = ' / <b style="color:orange">'.get_lang('NotRevised').'<b>';
- } else {
- $qualification_string = ' / <b style="color:blue">'.get_lang('Qualification').': '.$work->qualification.'<b>';
- }
- if(defined('ASSIGNMENT_EXPIRES') && (ASSIGNMENT_EXPIRES < convert_date_to_number($work->sent_date))) {
- $add_string = ' <b style="color:red">'.get_lang('Expired').'</b>';
- }
- endif;
- $url = implode("/", array_map("rawurlencode", explode("/", $work->url)));
- //$full_file_name = 'download.php?file='.$realname;
- $row[]= build_document_icon_tag('file',$work->url);
- $row[]= '<a href="download.php?file='.$url.'"'.$class.'><img src="../img/filesave.gif" style="float:right;" alt="'.get_lang('Save').'" title="'.get_lang('Save').'" />'.$work->title.'</a><br />'.$work->description;
- $row[]= display_user_link($row2['insert_user_id'],$work->author).$qualification_string;// $work->author;
- $sent_date = api_ucfirst(format_locale_date($dateFormatShort,strtotime($work->sent_date))).' ';
- $sent_date .= ucfirst(strftime($timeNoSecFormat,strtotime($work->sent_date)));
- $row[]= date_to_str_ago($work->sent_date).$add_string.'<br><span class="dropbox_date">'.$sent_date.'</span>';
- if( $is_allowed_to_edit) {
- $action = '';
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.urlencode($my_sub_dir).'&origin='.$origin.'&gradebook='.$gradebook.'&edit='.$work->id.'&gradebook='.Security::remove_XSS($_GET['gradebook']).'&parent_id='.$work->parent_id.'" title="'.get_lang('Modify').'" ><img src="../img/edit.gif" alt="'.get_lang('Modify').'" title="'.get_lang('Modify').'"></a>';
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.urlencode($my_sub_dir).'&origin='.$origin.'&gradebook='.$gradebook.'&delete='.$work->id.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES,$charset))."'".')) return false;" title="'.get_lang('WorkDelete').'" >'.Display::return_icon('delete.gif',get_lang('WorkDelete')).'</a>';
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.urlencode($my_sub_dir).'&origin='.$origin.'&gradebook='.$gradebook.'&move='.$work->id.'" title="'.get_lang('Move').'"><img src="../img/deplacer_fichier.gif" border="0" title="'.get_lang('Move').'" alt="'.get_lang('Move').'" /></a>';
- if($work->accepted == '1') {
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.urlencode($my_sub_dir).'&origin='.$origin.'&gradebook='.$gradebook.'&make_invisible='.$work->id.'&'.$sort_params.'" title="'.get_lang('Invisible').'" ><img src="../img/visible.gif" alt="'.get_lang('Invisible').'" title="'.get_lang('Invisible').'"></a>';
- } else {
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.urlencode($my_sub_dir).'&origin='.$origin.'&gradebook='.$gradebook.'&make_visible='.$work->id.'&'.$sort_params.'" title="'.get_lang('Visible').'" ><img src="../img/invisible.gif" alt="'.get_lang('Visible').'" title="'.get_lang('Visible').'"></a>';
- }
- $row[] = $action;
- // the user that is not course admin can only edit/delete own document
- } elseif($row2['insert_user_id'] == $_user['user_id']) {
- $action = '';
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.urlencode($my_sub_dir).'&gradebook='.Security::remove_XSS($_GET['gradebook']).'&origin='.$origin.'&gradebook='.$gradebook.'&edit='.$work->id.'" title="'.get_lang('Modify').'" ><img src="../img/edit.gif" alt="'.get_lang('Modify').'" title="'.get_lang('Modify').'"></a>';
- if (api_get_course_setting('student_delete_own_publication')==1) {
- $action .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&curdirpath='.urlencode($my_sub_dir).'&origin='.$origin.'&gradebook='.$gradebook.'&delete='.$work->id.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES,$charset))."'".')) return false;" title="'.get_lang('WorkDelete').'" >'.Display::return_icon('delete.gif',get_lang('WorkDelete')).'</a>';
- }
- $row[] = $action;
- } else {
- $row[] = " ";
- }
- $table_data[] = $row;
- }
- }
- $sorting_options=array();
- $sorting_options['column']=1;
- $paging_options=array();
- if (isset($_GET['curdirpath'])) {
- $my_params = array ('curdirpath' => Security::remove_XSS($_GET['curdirpath']));
- }
- if (isset($_GET['edit_dir'])) {
- $my_params = array ('edit_dir' => Security::remove_XSS($_GET['edit_dir']));
- }
- $my_params['origin'] = $origin;
- Display::display_sortable_config_table($table_header,$table_data,$sorting_options, $paging_options,$my_params,$column_show,$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)) {
- $entry = replace_dangerous_char($entry);
- $entry = disable_dangerous_file($entry);
- 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 = '<form name="selector" action="'.api_get_self().'?'.api_get_cidreq().'" method="POST">'."\n";
- $form .= get_lang('CurrentDirectory').' <select name="curdirpath" onchange="javascript:document.selector.submit()">'."\n";
- //group documents cannot be uploaded in the root
- if ($group_dir=='') {
- $form .= '<option value="/">/ ('.get_lang('Root').')</option>';
- if (is_array($folders)) {
- foreach ($folders as $folder) {
- $selected = ($curdirpath==$folder)?' selected="selected"':'';
- $form .= '<option'.$selected.' value="'.$folder.'">'.$folder.'</option>'."\n";
- }
- }
- } else {
- foreach ($folders as $folder) {
- $selected = ($curdirpath==$folder)?' selected="selected"':'';
- $display_folder = substr($folder,strlen($group_dir));
- $display_folder = ($display_folder == '')?'/ ('.get_lang('Root').')':$display_folder;
- $form .= '<option'.$selected.' value="'.$folder.'">'.$display_folder.'</option>'."\n";
- }
- }
- $form .= '</select>'."\n";
- $form .= '<noscript><input type="submit" name="change_path" value="'.get_lang('Ok').'" /></noscript>'."\n";
- $form .= '</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='')
- {
- //gets file title
- $tbl_work = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
- $sql = "SELECT title FROM $tbl_work WHERE id ='".(int)$move_file."'";
- $result = Database::query($sql,__FILE__,__LINE__);
- $title = Database::fetch_row($result);
- global $gradebook;
- $form = '<form name="move_to" action="'.api_get_self().'?gradebook='.$gradebook.'" method="POST">'."\n";
- $form .= '<div class="row"><div class="form_header">'.get_lang('MoveFile').'</div></div>';
- $form .= '<input type="hidden" name="move_file" value="'.$move_file.'" />'."\n";
- $form .= '<div class="row">
- <div class="label">
- <span class="form_required">*</span>'.sprintf(get_lang('MoveXTo'),$title[0]).'
- </div>
- <div class="formw">';
- $form .= ' <select name="move_to">'."\n";
- //group documents cannot be uploaded in the root
- if($group_dir=='') {
- if($curdirpath!='/') {
- $form .= '<option value="/">/ ('.get_lang('Root').')</option>';
- }
- if (is_array($folders)) {
- foreach ($folders as $folder) {
- //you cannot move a file to:
- //1. current directory
- //2. inside the folder you want to move
- //3. inside a subfolder of the folder you want to move
- if(($curdirpath!=$folder) && ($folder!=$move_file) && (substr($folder,0,strlen($move_file)+1) != $move_file.'/')) {
- $form .= '<option value="'.$folder.'">'.$folder.'</option>'."\n";
- }
- }
- }
- } else {
- if ($curdirpath!='/') {
- $form .= '<option value="/">/ ('.get_lang('Root').')</option>';
- }
- foreach ($folders as $folder) {
- if (($curdirpath!=$folder) && ($folder!=$move_file) && (substr($folder,0,strlen($move_file)+1) != $move_file.'/')) {
- //cannot copy dir into his own subdir
- $display_folder = substr($folder,strlen($group_dir));
- $display_folder = ($display_folder == '')?'/ ('.get_lang('Root').')':$display_folder;
- $form .= '<option value="'.$folder.'">'.$display_folder.'</option>'."\n";
- }
- }
- }
- $form .= '</select>'."\n";
- $form .= ' </div>
- </div>';
- $form .= '<div class="row">
- <div class="label">
- </div>
- <div class="formw">
- <button type="submit" class="save" name="move_file_submit">'.get_lang('MoveFile').'</button>
- </div>
- </div>';
- $form .= '</form>';
- $form .= '<div style="clear: both; margin-bottom: 10px;"></div>';
- 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 <hugues.peeters@claroline.net>
- * @author Bert Vanderkimpen
- * @author Yannick Warnier <ywarnier@beeznest.org> 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,$id) {
- if(empty($dir) or $dir=='/') {
- return -1;
- }
- $check = Security::check_abs_path($base_work_dir.$dir,$base_work_dir);
- if (!$check || !is_dir($base_work_dir.$dir)) {
- return -1;
- }
- $table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
- $sql = "DELETE FROM $table WHERE url LIKE BINARY 'work/".$dir."/%'";
- $res = Database::query($sql,__FILE__,__LINE__);
- //delete from DB the directories
- $sql = "DELETE FROM $table WHERE filetype = 'folder' AND url LIKE BINARY '/".$dir."%'";
- $res = Database::query($sql,__FILE__,__LINE__);
-
- require_once(api_get_path(LIBRARY_PATH).'/fileManage.lib.php');
- $new_dir= $dir.'_DELETED_'.$id;
- if (api_get_setting('permanently_remove_deleted_files') == 'true'){
- my_delete($base_work_dir.$dir);
- } else {
- rename($base_work_dir.$dir, $base_work_dir.$new_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";
- $res = Database::query($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";
- $res = Database::query($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";
- $res2 = Database::query($sql2);
- return $res2;
- }
- }
- /**
- * Update the url of a dir in the student_publication table
- * @param string old path
- * @param string new path
- */
- function update_dir_name($path, $new_name) {
- if (!empty($new_name)){
- global $base_work_dir;
- include_once(api_get_path(LIBRARY_PATH) . "/fileManage.lib.php");
- include_once(api_get_path(LIBRARY_PATH) . "/fileUpload.lib.php");
- $path_to_dir = dirname($path);
- if($path_to_dir=='.') {
- $path_to_dir = '';
- } else {
- $path_to_dir .= '/';
- }
- $new_name = Security::remove_XSS($new_name);
- $new_name = replace_dangerous_char($new_name);
- $new_name = disable_dangerous_file($new_name);
- my_rename($base_work_dir.'/'.$path,$new_name);
- $table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
- //update all the files in the other directories according with the next query
- $sql = 'SELECT id, url FROM '.$table.' WHERE url LIKE BINARY "work/'.$path.'/%"'; // like binary (Case Sensitive)
- $rs = Database::query($sql, __FILE__, __LINE__);
- $work_len=strlen('work/'.$path);
- while($work = Database :: fetch_array($rs)) {
- $new_dir=$work['url'];
- $name_with_directory=substr($new_dir,$work_len,strlen($new_dir));
- $sql = 'UPDATE '.$table.' SET url="work/'.$path_to_dir.$new_name.$name_with_directory.'" WHERE id= '.$work['id'];
- Database::query($sql, __FILE__, __LINE__);
- }
- //update all the directory's children according with the next query
- $sql = 'SELECT id, url FROM '.$table.' WHERE url LIKE BINARY "/'.$path.'%"';
- $rs = Database::query($sql, __FILE__, __LINE__);
- $work_len=strlen('/'.$path);
- while($work = Database :: fetch_array($rs)) {
- $new_dir=$work['url'];
- $name_with_directory=substr($new_dir,$work_len,strlen($new_dir));
- $url=$path_to_dir.$new_name.$name_with_directory;
- $sql = 'UPDATE '.$table.' SET url="/'.$url.'" WHERE id= '.$work['id'];
- Database::query($sql, __FILE__, __LINE__);
- }
- }
- }
- /**
- * Return an array with all the folder's ids that are in the given path
- * @param string Path of the directory
- * @return array The list of ids of all the directories in the path
- * @author Julio Montoya Dokeos
- * @version April 2008
- */
- function get_parent_directories($my_cur_dir_path) {
- $list_id = array();
- if (!empty($my_cur_dir_path)) {
- $list_parents = explode('/', $my_cur_dir_path);
- $dir_acum = '';
- global $work_table;
- for ($i = 0; $i < count($list_parents) - 1; $i++) {
- $item = Database::escape_string($list_parents[$i]);
- $where_sentence = "url LIKE BINARY '" . $dir_acum . "/" . $item."'";
- $dir_acum .= '/' . $list_parents[$i];
- $sql = "SELECT id FROM ". $work_table . " WHERE ". $where_sentence;
- $result = Database::query($sql, __FILE__, __LINE__);
- $row= Database::fetch_array($result);
- $list_id[]=$row['id'];
- }
- }
- return $list_id;
- }
- /**
- * Transform an all directory structure (only directories) in an array
- * @param string path of the directory
- * @return array the directory structure into an array
- * @author Julio Montoya Dokeos
- * @version April 2008
- */
- function directory_to_array($directory)
- {
- $array_items = array();
- if ($handle = opendir($directory)) {
- while (false !== ($file = readdir($handle))) {
- if ($file != "." && $file != "..") {
- if (is_dir($directory. "/" . $file)) {
- $array_items = array_merge($array_items, directory_to_array($directory. "/" . $file));
- $file = $directory . "/" . $file;
- $array_items[] = preg_replace("/\/\//si", "/", $file);
- }
- }
- }
- closedir($handle);
- }
- return $array_items;
- }
- /**
- * Insert into the DB of the course all the directories
- * @param string path of the /work directory of the course
- * @return -1 on error, sql query result on success
- * @author Julio Montoya Dokeos
- * @version April 2008
- */
- function insert_all_directory_in_course_table($base_work_dir) {
- $dir_to_array =directory_to_array($base_work_dir,true);
- $only_dir=array();
- for($i=0;$i<count($dir_to_array);$i++) {
- $only_dir[]=substr($dir_to_array[$i],strlen($base_work_dir), strlen($dir_to_array[$i]));
- }
- for($i=0;$i<count($only_dir);$i++) {
- global $work_table;
- $sql_insert_all= "INSERT INTO " . $work_table . " SET url = '" . $only_dir[$i] . "', " .
- "title = '',
- description = '',
- author = '',
- active = '0',
- accepted = '1',
- filetype = 'folder',
- post_group_id = '".intval($_GET['toolgroup'])."',
- sent_date = '0000-00-00 00:00:00' ";
- Database::query($sql_insert_all, __FILE__, __LINE__);
- }
- }
- /**
- * This function displays the number of files contained in a directory
- *
- * @param string the path of the directory
- * @param boolean true if we want the total quantity of files include in others child directorys , false only files in the directory
- * @return array the first element is an integer with the number of files in the folder, the second element is the number of directories
- * @author Julio Montoya Dokeos
- * @version April 2008
- */
- function count_dir($path_dir, $recurse)
- {
- $count = 0;
- $count_dir= 0;
- $d = dir($path_dir);
- while ($entry = $d->Read()) {
- if (!(($entry == "..") || ($entry == "."))) {
- if (is_dir($path_dir.'/'.$entry)) {
- $count_dir++;
- if ($recurse) {
- $count += count_dir($path_dir . '/' . $entry, $recurse);
- }
- } else {
- $count++;
- }
- }
- }
- $return_array=array();
- $return_array[]=$count;
- $return_array[]=$count_dir;
- return $return_array;
- }
- /**
- * returns all the javascript that is required for easily
- * validation when you create a work
- * this goes into the $htmlHeadXtra[] array
- */
- function to_javascript_work() {
- return '<script>
- function plus() {
- if(document.getElementById(\'options\').style.display == \'none\') {
- document.getElementById(\'options\').style.display = \'block\';
- document.getElementById(\'plus\').innerHTML=\' '.Display::return_icon('div_hide.gif',get_lang('Hide', ''),array('style'=>'vertical-align:middle')).' '.addslashes(get_lang('AdvancedParameters', '')).'\';
- } else {
- document.getElementById(\'options\').style.display = \'none\';
- document.getElementById(\'plus\').innerHTML=\' '.Display::return_icon('div_show.gif',get_lang('Show', ''),array('style'=>'vertical-align:middle')).' '.addslashes(get_lang('AdvancedParameters', '')).'\';
- }
- }
- function updateDocumentTitle(value){
- var temp = value.indexOf("/");
- //linux path
- if(temp!=-1){
- var temp=value.split("/");
- }
- else{
- var temp=value.split("\\\");
- }
- document.getElementById("file_upload").value=temp[temp.length-1];
- }
- function checkDate(month, day, year)
- {
- var monthLength =
- new Array(31,28,31,30,31,30,31,31,30,31,30,31);
- if (!day || !month || !year)
- return false;
- // check for bisestile year
- if (year/4 == parseInt(year/4))
- monthLength[1] = 29;
- if (month < 1 || month > 12)
- return false;
- if (day > monthLength[month-1])
- return false;
- return true;
- }
- function mktime() {
- var no, ma = 0, mb = 0, i = 0, d = new Date(), argv = arguments, argc = argv.length;
- d.setHours(0,0,0); d.setDate(1); d.setMonth(1); d.setYear(1972);
- var dateManip = {
- 0: function(tt){ return d.setHours(tt); },
- 1: function(tt){ return d.setMinutes(tt); },
- 2: function(tt){ set = d.setSeconds(tt); mb = d.getDate() - 1; return set; },
- 3: function(tt){ set = d.setMonth(parseInt(tt)-1); ma = d.getFullYear() - 1972; return set; },
- 4: function(tt){ return d.setDate(tt+mb); },
- 5: function(tt){ return d.setYear(tt+ma); }
- };
- for( i = 0; i < argc; i++ ){
- no = parseInt(argv[i]*1);
- if (isNaN(no)) {
- return false;
- } else {
- // arg is number, lets manipulate date object
- if(!dateManip[i](no)){
- // failed
- return false;
- }
- }
- }
- return Math.floor(d.getTime()/1000);
- }
- function validate(){
- var expires_day = document.form1.expires_day.value;
- var expires_month = document.form1.expires_month.value;
- var expires_year = document.form1.expires_year.value;
- var expires_hour = document.form1.expires_hour.value;
- var expires_minute = document.form1.expires_minute.value;
- var expires_date = mktime(expires_hour,expires_minute,0,expires_month,expires_day,expires_year)
- var ends_day = document.form1.ends_day.value;
- var ends_month = document.form1.ends_month.value;
- var ends_year = document.form1.ends_year.value;
- var ends_hour = document.form1.ends_hour.value;
- var ends_minute = document.form1.ends_minute.value;
- var ends_date = mktime(ends_hour,ends_minute,0,ends_month,ends_day,ends_year)
- var new_dir = document.form1.new_dir.value;
- msg_id1 = document.getElementById("msg_error1");
- msg_id2 = document.getElementById("msg_error2");
- msg_id3 = document.getElementById("msg_error3");
- msg_id4 = document.getElementById("msg_error4");
- msg_id5 = document.getElementById("msg_error_weight");
- if(new_dir==""){
- msg_id1.style.display ="block";
- msg_id1.innerHTML="'.get_lang('FieldRequired', '').'";
- msg_id2.innerHTML="";msg_id3.innerHTML="";msg_id4.innerHTML="";msg_id5.innerHTML="";
- }
- else if(document.form1.type1.checked==true && document.form1.type2.checked==true && expires_date > ends_date) {
- msg_id2.style.display ="block";
- msg_id2.innerHTML="'.get_lang('EndDateCannotBeBeforeTheExpireDate', '').'";
- msg_id1.innerHTML="";msg_id3.innerHTML="";msg_id4.innerHTML="";msg_id5.innerHTML="";
- }
- else if (checkDate(expires_month,expires_day,expires_year) == false)
- {
- msg_id3.style.display ="block";
- msg_id3.innerHTML="'.get_lang('InvalidDate', '').'";
- msg_id1.innerHTML="";msg_id2.innerHTML="";msg_id4.innerHTML="";msg_id5.innerHTML="";
- }
- else if (checkDate(ends_month,ends_day,ends_year) == false)
- {
- msg_id4.style.display ="block";
- msg_id4.innerHTML="'.get_lang('InvalidDate', '').'";
- msg_id1.innerHTML="";msg_id2.innerHTML="";msg_id3.innerHTML="";msg_id5.innerHTML="";
- }
- else
- {
- if (document.form1.make_calification.checked == true)
- {
- var weight = document.form1.weight.value;
- if(weight==""){
- msg_id5.style.display ="block";
- msg_id5.innerHTML="'.get_lang('WeightNecessary', '').'";
- msg_id1.innerHTML="";msg_id2.innerHTML="";msg_id3.innerHTML="";msg_id4.innerHTML="";
- return false;
- }
- }
- document.form1.action = "work.php?origin='.api_get_tools_lists($_REQUEST['origin']).'&gradebook='.(empty($_GET['gradebook'])?'':'view').'";
- document.form1.submit();
- }
- }
- </script>';
- }
- /**
- * Gets the id of a student publication with a given path
- * @param string $path
- * @return true if is found / false if not found
- */
- function get_work_id($path) {
- $TBL_STUDENT_PUBLICATION = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
- $TBL_PROP_TABLE = Database::get_course_table(TABLE_ITEM_PROPERTY);
- if (is_allowed_to_edit()) {
- $sql = "SELECT id FROM $TBL_STUDENT_PUBLICATION AS work,$TBL_PROP_TABLE AS props WHERE props.tool='work' AND work.id=props.ref AND work.url LIKE 'work/".$path."%' AND work.filetype='file' AND props.visibility<>'2'";
- } else {
- $sql = "SELECT id FROM $TBL_STUDENT_PUBLICATION AS work,$TBL_PROP_TABLE AS props WHERE props.tool='work' AND work.id=props.ref AND work.url LIKE 'work/".$path."%' AND work.filetype='file' AND props.visibility<>'2' AND props.lastedit_user_id='".api_get_user_id()."'";
- }
- $result = Database::query($sql, __FILE__, __LINE__);
- $num_rows = Database::num_rows($result);
- if ($result && $num_rows > 0) {
- return true;
- } else {
- return false;
- }
- }
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