"; /* ----------------------------------------------------------- WIKI MENU ----------------------------------------------------------- */ echo "

"; echo '

'.get_lang('HomeWiki').'
'.get_lang('Page').'
'.get_lang('EditPage').'
'.get_lang('EditPage').'
'.get_lang('Discuss').'
'.get_lang('History').'
'.get_lang('History').'
'.$LinksPages.'
'.get_lang('Delete').'

'; /* ----------------------------------------------------------- MAIN WIKI AREA ----------------------------------------------------------- */ echo "

"; /////////////////////// more options /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='more') { echo '
'; echo ''.get_lang('More').'
'; echo '

'; if(api_is_allowed_to_edit() || api_is_platform_admin()) { //TODO: config area and private stats } echo ''; echo ''; echo ''; echo ''; echo ''; echo '

'; echo '

'.get_lang('MostActiveUsers').'
'.get_lang('MostVisitedPages').'
'.get_lang('MostChangedPages').'

'; echo '

'.get_lang('OrphanedPages').'
'.get_lang('WantedPages').'

'; echo'

'; //Submenu Most linked pages //echo '

'.get_lang('MostLinkedPages').'

';//TODO //Submenu Dead end pages //echo '

'.get_lang('DeadEndPages').'

';//TODO //Submenu Most new pages (not versions) //echo '

'.get_lang('MostNewPages').'

';//TODO //Submenu Most long pages //echo '

'.get_lang('MostLongPages').'

';//TODO //Submenu Protected pages //echo '

'.get_lang('ProtectedPages').'

';//TODO //Submenu Hidden pages //echo '

'.get_lang('HiddenPages').'

';//TODO //Submenu Most discuss pages //echo '

'.get_lang('MostDiscussPages').'

';//TODO //Submenu Best scored pages //echo '

'.get_lang('BestScoredPages').'

';//TODO //Submenu Pages with more progress //echo '

'.get_lang('MProgressPages').'

';//TODO //Submenu Most active users in discuss //echo '

'.get_lang('MostDiscussUsers').'

';//TODO //Submenu Individual assignments //echo '

'.get_lang('Assignments').'

';//TODO //Submenu Delayed assignments //echo '

'.get_lang('DelayedAssignments').'

';//TODO //Submenu Random page //echo '

'.get_lang('RandomPage').'

';//TODO } /////////////////////// Most active users /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='mactiveusers') { echo '
'; echo ''.get_lang('MostActiveUsers').'
'; echo '

'; $sql='SELECT *, COUNT(*) AS NUM_EDIT FROM '.$tbl_wiki.' WHERE '.$groupfilter.' GROUP BY user_id'; $allpages=api_sql_query($sql,__FILE__,__LINE__); //show table if (mysql_num_rows($allpages) > 0) { $row = array (); while ($obj = mysql_fetch_object($allpages)) { $userinfo=Database::get_user_info_from_id($obj->user_id); $row = array (); $row[] = $obj->user_id <>0 ? ''.$userinfo['lastname'].', '.$userinfo['firstname'].'' : get_lang('Anonymous').' ('.$obj->user_ip.')'; $row[] =''.$obj->NUM_EDIT.''; $rows[] = $row; } $table = new SortableTableFromArrayConfig($rows,1,10,'MostActiveUsersA_table','','','DESC'); $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($_GET['action']),'group_id'=>Security::remove_XSS($_GET['group_id']))); $table->set_header(0,get_lang('Author'), true, array ('style' => 'width:30px;')); $table->set_header(1,get_lang('Contributions'), true); $table->display(); } } /////////////////////// User contributions /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='usercontrib') { $userinfo=Database::get_user_info_from_id(Security::remove_XSS($_GET['user_id'])); echo '
'; echo ''.get_lang('UserContributions').': '.$userinfo['lastname'].', '.$userinfo['firstname'].'
'; echo '

'; if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' AND user_id="'.Security::remove_XSS($_GET['user_id']).'"'; } else { $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' AND user_id="'.Security::remove_XSS($_GET['user_id']).'" AND visibility=1'; } $allpages=api_sql_query($sql,__FILE__,__LINE__); //show table if (mysql_num_rows($allpages) > 0) { $row = array (); while ($obj = mysql_fetch_object($allpages)) { //get author $userinfo=Database::get_user_info_from_id($obj->user_id); //get time $year = substr($obj->dtime, 0, 4); $month = substr($obj->dtime, 5, 2); $day = substr($obj->dtime, 8, 2); $hours = substr($obj->dtime, 11,2); $minutes = substr($obj->dtime, 14,2); $seconds = substr($obj->dtime, 17,2); //get type assignment icon if($obj->assignment==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($obj->assignment==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($obj->assignment==0) { $ShowAssignment='

'; } $row = array (); $row[] = $day.' '.$MonthsLong[$month-1].' '.$year.' '.$hours.":".$minutes.":".$seconds; $row[] =$ShowAssignment; $row[] = ''.$obj->title.''; $row[] =$obj->version; $row[] =$obj->comment; //$row[] =strlen($obj->comment)>30 ? substr($obj->comment,0,30).'...' : $obj->comment; $row[] =$obj->progress.' %'; $row[] =$obj->score; //if(api_is_allowed_to_edit() || api_is_platform_admin()) //{ //$row[] =$obj->user_ip; //} $rows[] = $row; } $table = new SortableTableFromArrayConfig($rows,2,10,'UsersContributions_table','','','ASC'); $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($_GET['action']),'user_id'=>Security::remove_XSS($_GET['user_id']),'group_id'=>Security::remove_XSS($_GET['group_id']))); $table->set_header(0,get_lang('Date'), true, array ('style' => 'width:200px;')); $table->set_header(1,get_lang('Type'), true, array ('style' => 'width:30px;')); $table->set_header(2,get_lang('Title'), true, array ('style' => 'width:200px;')); $table->set_header(3,get_lang('Version'), true, array ('style' => 'width:30px;')); $table->set_header(4,get_lang('Comment'), true, array ('style' => 'width:200px;')); $table->set_header(5,get_lang('Progress'), true, array ('style' => 'width:30px;')); $table->set_header(6,get_lang('Rating'), true, array ('style' => 'width:30px;')); //if(api_is_allowed_to_edit() || api_is_platform_admin()) //{ //$table->set_header(7,get_lang('IP'), true, array ('style' => 'width:30px;')); //} $table->display(); } } /////////////////////// Most changed pages /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='mostchanged') { echo '
'; echo ''.get_lang('MostChangedPages').'
'; echo '

'; if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { $sql='SELECT *, MAX(version) AS MAX FROM '.$tbl_wiki.' WHERE '.$groupfilter.' GROUP BY reflink'; } else { $sql='SELECT *, MAX(version) AS MAX FROM '.$tbl_wiki.' WHERE '.$groupfilter.' AND visibility=1 GROUP BY reflink'; } $allpages=api_sql_query($sql,__FILE__,__LINE__); //show table if (mysql_num_rows($allpages) > 0) { $row = array (); while ($obj = mysql_fetch_object($allpages)) { //get type assignment icon if($obj->assignment==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($obj->assignment==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($obj->assignment==0) { $ShowAssignment='

'; } $row = array (); $row[] =$ShowAssignment; $row[] = ''.$obj->title.''; $row[] = $obj->MAX; $rows[] = $row; } $table = new SortableTableFromArrayConfig($rows,2,10,'MostChangedPages_table','','','DESC'); $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($_GET['action']),'group_id'=>Security::remove_XSS($_GET['group_id']))); $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;')); $table->set_header(1,get_lang('Title'), true); $table->set_header(2,get_lang('Changes'), true); $table->display(); } } /////////////////////// Most visited pages /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='mvisited') { echo '
'; echo ''.get_lang('MostVisitedPages').'
'; echo '

'; if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { $sql='SELECT *, SUM(hits) AS tsum FROM '.$tbl_wiki.' WHERE '.$groupfilter.' GROUP BY reflink'; } else { $sql='SELECT *, SUM(hits) AS tsum FROM '.$tbl_wiki.' WHERE '.$groupfilter.' AND visibility=1 GROUP BY reflink'; } $allpages=api_sql_query($sql,__FILE__,__LINE__); //show table if (mysql_num_rows($allpages) > 0) { $row = array (); while ($obj = mysql_fetch_object($allpages)) { //get type assignment icon if($obj->assignment==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($obj->assignment==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($obj->assignment==0) { $ShowAssignment='

'; } $row = array (); $row[] =$ShowAssignment; $row[] = ''.$obj->title.''; $row[] = $obj->tsum; $rows[] = $row; } $table = new SortableTableFromArrayConfig($rows,2,10,'MostVisitedPages_table','','','DESC'); $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($_GET['action']),'group_id'=>Security::remove_XSS($_GET['group_id']))); $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;')); $table->set_header(1,get_lang('Title'), true); $table->set_header(2,get_lang('Visits'), true); $table->display(); } } /////////////////////// Wanted pages /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='wanted') { echo '
'; echo ''.get_lang('WantedPages').'
'; echo '

'; $pages = array(); $refs = array(); $sort_wanted=array(); //get name pages $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' GROUP BY reflink ORDER BY reflink ASC'; $allpages=api_sql_query($sql,__FILE__,__LINE__); while ($row=Database::fetch_array($allpages)) { $pages[] = $row['reflink']; } //get name refs in last pages and make a unique list $sql='SELECT * FROM '.$tbl_wiki.' s1 WHERE '.$groupfilter.' AND id=(SELECT MAX(s2.id) FROM '.$tbl_wiki.' s2 WHERE s1.reflink = s2.reflink)'; $allpages=api_sql_query($sql,__FILE__,__LINE__); while ($row=Database::fetch_array($allpages)) { //$row['linksto']= str_replace("\n".$row["reflink"]."\n", "\n", $row["linksto"]); //remove self reference. TODO check $rf = explode(" ", trim($row["linksto"]));//wanted pages without /n only blank " " $refs = array_merge($refs, $rf); if ($n++ > 299) { $refs = array_unique($refs); $n=0; } // (clean-up only every 300th loop). Thanks to Erfurt Wiki } //sort linksto. Find linksto into reflink. If not found ->page is wanted natcasesort($refs); echo '

'.str_replace('_',' ',$v).'

'; } /////////////////////// Orphaned pages /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='orphaned') { echo '
'; echo ''.get_lang('OrphanedPages').'
'; echo '

'; $pages = array(); $refs = array(); $orphaned = array(); //get name pages $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' GROUP BY reflink ORDER BY reflink ASC'; $allpages=api_sql_query($sql,__FILE__,__LINE__); while ($row=Database::fetch_array($allpages)) { $pages[] = $row['reflink']; } //get name refs in last pages and make a unique list $sql='SELECT * FROM '.$tbl_wiki.' s1 WHERE '.$groupfilter.' AND id=(SELECT MAX(s2.id) FROM '.$tbl_wiki.' s2 WHERE s1.reflink = s2.reflink)'; $allpages=api_sql_query($sql,__FILE__,__LINE__); while ($row=Database::fetch_array($allpages)) { //$row['linksto']= str_replace("\n".$row["reflink"]."\n", "\n", $row["linksto"]); //remove self reference. TODO check $rf = explode(" ", trim($row["linksto"])); //fix replace explode("\n", trim($row["linksto"])) with explode(" ", trim($row["linksto"])) $refs = array_merge($refs, $rf); if ($n++ > 299) { $refs = array_unique($refs); $n=0; } // (clean-up only every 300th loop). Thanks to Erfurt Wiki } //search each name of list linksto into list reflink foreach($pages as $v) { if(!in_array($v, $refs)) { $orphaned[] = $v; } } //change reflink by title foreach($orphaned as $vshow) { if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' AND reflink="'.$vshow.'" GROUP BY reflink'; } else { $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' AND reflink="'.$vshow.'" AND visibility=1 GROUP BY reflink'; } $allpages=api_sql_query($sql,__FILE__,__LINE__); echo '

'.$ShowAssignment.''.$row['title'].'

'; } } /////////////////////// delete current page /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='delete') { if(api_is_allowed_to_edit() || api_is_platform_admin()) { echo '
'; echo ''.get_lang('DeletePageHistory').''; echo '

'; if($page=="index") { Display::display_warning_message(get_lang('WarningDeleteMainPage'),false); } $message = get_lang('ConfirmDeletePage')."

"."

"."".get_lang("No").""." | "."".get_lang("Yes").""."

"; if (!isset ($_GET['delete'])) { Display::display_warning_message($message,false); } if ($_GET['delete'] == 'yes') { $sql='DELETE '.$tbl_wiki_discuss.' FROM '.$tbl_wiki.', '.$tbl_wiki_discuss.' WHERE '.$tbl_wiki.'.reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$tbl_wiki.'.'.$groupfilter.' AND '.$tbl_wiki_discuss.'.publication_id='.$tbl_wiki.'.id'; api_sql_query($sql,__FILE__,__LINE__); $sql='DELETE '.$tbl_wiki_mailcue.' FROM '.$tbl_wiki.', '.$tbl_wiki_mailcue.' WHERE '.$tbl_wiki.'.reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$tbl_wiki.'.'.$groupfilter.' AND '.$tbl_wiki_mailcue.'.id='.$tbl_wiki.'.id'; api_sql_query($sql,__FILE__,__LINE__); $sql='DELETE FROM '.$tbl_wiki.' WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.''; api_sql_query($sql,__FILE__,__LINE__); check_emailcue(0, 'E'); Display::display_confirmation_message(get_lang('WikiPageDeleted')); } } else { Display::display_normal_message(get_lang("OnlyAdminDeletePageWiki")); } } /////////////////////// delete all wiki /////////////////////// Juan Carlos Ra�a Trabado if ($_GET['action']=='deletewiki') { echo '
'; echo ''.get_lang('DeleteWiki').''; echo '

'; } /////////////////////// search pages /////////////////////// Juan Carlos Ra�a Trabado //// 1 Searchpages: input search if ($_GET['action']=='searchpages') { echo '
'; echo ''.$SearchPages.''; echo '

'; if (!$_POST['Skeyword']) { echo ''; } } //// 2 SearchPages: find and show pages if ($_GET['action']=='showsearchpages') { echo '
'; echo ''.$Search.': '.$_POST['Skeyword']; //TODO: post is lost when a table has some pages echo '

'; $_clean['group_id']=(int)$_SESSION['_gid']; if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { if($_POST['Scontent']=="1") { $sql="SELECT * FROM ".$tbl_wiki." s1 WHERE ".$groupfilter." AND title LIKE '%".$_POST['Skeyword']."%' OR content LIKE '%".$_POST['Skeyword']."%' AND id=(SELECT MAX(s2.id) FROM ".$tbl_wiki." s2 WHERE s1.reflink = s2.reflink)";// warning don't use group by reflink because don't return the last version } else { $sql="SELECT * FROM ".$tbl_wiki." s1 WHERE ".$groupfilter." AND title LIKE '%".$_POST['Skeyword']."%' AND id=(SELECT MAX(s2.id) FROM ".$tbl_wiki." s2 WHERE s1.reflink = s2.reflink)";// warning don't use group by reflink because don't return the last version } } else { if($_POST['Scontent']=="1") { $sql="SELECT * FROM ".$tbl_wiki." s1 WHERE ".$groupfilter." AND visibility=1 AND title LIKE '%".$_POST['Skeyword']."%' OR content LIKE '%".$_POST['Skeyword']."%' AND id=(SELECT MAX(s2.id) FROM ".$tbl_wiki." s2 WHERE s1.reflink = s2.reflink)";// warning don't use group by reflink because don't return the last version } else { $sql="SELECT * FROM ".$tbl_wiki." s1 WHERE ".$groupfilter." AND visibility=1 AND title LIKE '%".$_POST['Skeyword']."%' AND id=(SELECT MAX(s2.id) FROM ".$tbl_wiki." s2 WHERE s1.reflink = s2.reflink)";// warning don't use group by reflink because don't return the last version } } $result=api_sql_query($sql,__LINE__,__FILE__); //show table if (mysql_num_rows($result) > 0) { $row = array (); while ($obj = mysql_fetch_object($result)) { //get author $userinfo=Database::get_user_info_from_id($obj->user_id); //get time $year = substr($obj->dtime, 0, 4); $month = substr($obj->dtime, 5, 2); $day = substr($obj->dtime, 8, 2); $hours = substr($obj->dtime, 11,2); $minutes = substr($obj->dtime, 14,2); $seconds = substr($obj->dtime, 17,2); //get type assignment icon if($obj->assignment==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($obj->assignment==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($obj->assignment==0) { $ShowAssignment='

'; if (!$_GET['title']) { Display::display_normal_message(get_lang("MustSelectPage")); } else { $sql='SELECT * FROM '.$tbl_wiki.' WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.''; $result=api_sql_query($sql,__FILE__,__LINE__); $row=Database::fetch_array($result); //get type assignment icon if($row['assignment']==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($row['assignment']==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($row['assignment']==0) { $ShowAssignment='

'; } //fix Title to reflink (link Main Page) if ($page==get_lang('DefaultTitle')) { $page='index'; } echo $LinksPagesFrom.': '.$ShowAssignment.''.$row['title'].''; //fix index to title Main page into linksto if ($page=='index') { $page=str_replace(' ','_',get_lang('DefaultTitle')); } //table if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { $sql="SELECT * FROM ".$tbl_wiki." s1 WHERE ".$groupfilter." AND linksto LIKE '%".html_entity_decode(Database::escape_string(stripslashes(urldecode($page))))." %' AND id=(SELECT MAX(s2.id) FROM ".$tbl_wiki." s2 WHERE s1.reflink = s2.reflink)"; //add blank space after like '%" " %' to identify each word. } else { $sql="SELECT * FROM ".$tbl_wiki." s1 WHERE ".$groupfilter." AND visibility=1 AND linksto LIKE '%".html_entity_decode(Database::escape_string(stripslashes(urldecode($page))))." %' AND id=(SELECT MAX(s2.id) FROM ".$tbl_wiki." s2 WHERE s1.reflink = s2.reflink)"; //add blank space after like '%" " %' to identify each word } $allpages=api_sql_query($sql,__LINE__,__FILE__); //show table if (mysql_num_rows($allpages) > 0) { $row = array (); while ($obj = mysql_fetch_object($allpages)) { //get author $userinfo=Database::get_user_info_from_id($obj->user_id); //get time $year = substr($obj->dtime, 0, 4); $month = substr($obj->dtime, 5, 2); $day = substr($obj->dtime, 8, 2); $hours = substr($obj->dtime, 11,2); $minutes = substr($obj->dtime, 14,2); $seconds = substr($obj->dtime, 17,2); //get type assignment icon if($obj->assignment==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($obj->assignment==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($obj->assignment==0) { $ShowAssignment='

'; } $row = array (); $row[] =$ShowAssignment; $row[] = ''.$obj->title.''; $row[] = $obj->user_id <>0 ? ''.$userinfo['lastname'].', '.$userinfo['firstname'].'' : get_lang('Anonymous').' ('.$obj->user_ip.')'; $row[] = $day.' '.$MonthsLong[$month-1].' '.$year.' '.$hours.":".$minutes.":".$seconds; $rows[] = $row; } $table = new SortableTableFromArrayConfig($rows,1,10,'AllPages_table','','','ASC'); $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($_GET['action']),'group_id'=>Security::remove_XSS($_GET['group_id']))); $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;')); $table->set_header(1,get_lang('Title'), true); $table->set_header(2,get_lang('Author'), true); $table->set_header(3,get_lang('Date'), true); $table->display(); } } } /////////////////////// adding a new page /////////////////////// // Display the form for adding a new wiki page if ($_GET['action']=='addnew') { //first, check if page index was created. chektitle=false if (checktitle('index')) { if(api_is_allowed_to_edit() || api_is_platform_admin()) { Display::display_normal_message(get_lang('GoAndEditMainPage')); } else { return Display::display_normal_message(get_lang('WikiStandBy')); } } elseif (check_addnewpagelock() && (api_is_allowed_to_edit()==false || api_is_platform_admin()==false)) { Display::display_normal_message(get_lang('AddPagesLocked')); } else { if(api_is_allowed_to_edit() || api_is_platform_admin() || GroupManager :: is_user_in_group($_user['user_id'],$_SESSION['_gid']) || Security::remove_XSS($_GET['group_id'])==0) { echo '
'; echo ''.get_lang('AddNew').''; echo '

'; display_new_wiki_form(); } else { Display::display_normal_message(get_lang('OnlyAddPagesGroupMembers')); } } } /////////////////////// show home page /////////////////////// if (!$_GET['action'] OR $_GET['action']=='show' AND !$_POST['SaveWikiNew']) { display_wiki_entry(); } /////////////////////// show current page /////////////////////// if ($_GET['action']=='showpage' AND !$_POST['SaveWikiNew']) { display_wiki_entry(); } /////////////////////// edit current page /////////////////////// if ($_GET['action']=='edit') { $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id DESC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); // we do not need a while loop since we are always displaying the last version //Only teachers and platform admin can edit the index page. Only teachers and platform admin can edit an assignment teacher if(($row['reflink']=='index' || $row['reflink']=='' || $row['assignment']==1) && (!api_is_allowed_to_edit())) { Display::display_normal_message(get_lang('OnlyEditPagesCourseManager')); } else { $PassEdit=false; //check if is a wiki group if($_clean['group_id']!=0) { //Only teacher, platform admin and group members can edit a wiki group if(api_is_allowed_to_edit() || api_is_platform_admin() || GroupManager :: is_user_in_group($_user['user_id'],$_SESSION['_gid'])) { $PassEdit=true; } else { Display::display_normal_message(get_lang('OnlyEditPagesGroupMembers')); } } else { $PassEdit=true; } // check if is a assignment if(stripslashes($row['assignment'])==1) { Display::display_normal_message(get_lang('EditAssignmentWarning')); $icon_assignment=' '.get_lang('AssignmentDescExtra').'

'; } elseif(stripslashes($row['assignment'])==2) { $icon_assignment=' '.get_lang('AssignmentWorkExtra').'

'; if((api_get_user_id()==$row['user_id'])==false) { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $PassEdit=true; } else { Display::display_warning_message(get_lang('LockByTeacher')); $PassEdit=false; } } else { $PassEdit=true; } } if($PassEdit) //show editor if edit is allowed { if (check_protect_page() && (api_is_allowed_to_edit()==false || api_is_platform_admin()==false)) { Display::display_normal_message(get_lang('PageLockedExtra')); } else { if ($row['content']=='' AND $row['title']=='' AND $page='index') { $content=sprintf(get_lang('DefaultContent'),api_get_path(WEB_IMG_PATH)); $title=get_lang('DefaultTitle'); } else { $content=$row['content']; $title=$row['title']; } echo '

'; echo $icon_assignment.' '.$title.'

'; echo '

'; echo ''; echo '

'; } } } } /////////////////////// page history /////////////////////// if ($_GET['action']=='history' or Security::remove_XSS($_POST['HistoryDifferences'])) { $_clean['group_id']=(int)$_SESSION['_gid']; //First, see the property visibility that is at the last register and therefore we should select descending order. But to give ownership to each record, this is no longer necessary except for the title. TODO: check this $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id DESC'; $result=api_sql_query($sql,__LINE__,__FILE__); while ($row=Database::fetch_array($result)) { $KeyVisibility=$row['visibility']; $KeyAssignment=$row['assignment']; $KeyTitle=$row['title']; $KeyUserId=$row['user_id']; } if($KeyAssignment==1) { $icon_assignment=' '.get_lang('AssignmentDescExtra').'

'; } elseif($KeyAssignment==2) { $icon_assignment=' '.get_lang('AssignmentWorkExtra').'

'; } //Second, show //if the page is hidden and is a job only sees its author and professor if($KeyVisibility==1 || api_is_allowed_to_edit() || api_is_platform_admin() || ($KeyAssignment==2 && $KeyVisibility==0 && (api_get_user_id()==$KeyUserId))) { // We show the complete history if (!$_POST['HistoryDifferences'] && !$_POST['HistoryDifferences2'] ) { $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id DESC'; $result=api_sql_query($sql,__LINE__,__FILE__); $title=Security::remove_XSS($_GET['title']); $group_id=Security::remove_XSS($_GET['group_id']); echo '

'; echo $icon_assignment.' '.$KeyTitle; echo '

'; echo '

'; ($counter==0) ? $oldstyle='style="visibility: hidden;"':$oldstyle=''; ($counter==0) ? $newchecked=' checked':$newchecked=''; ($counter==$total_versions-1) ? $newstyle='style="visibility: hidden;"':$newstyle=''; ($counter==1) ? $oldchecked=' checked':$oldchecked=''; echo ' '; echo ' '; echo ''; echo ''; echo $day.' '.$MonthsLong[$month-1].' '.$year.' '.$hours.":".$minutes.":".$seconds; echo ''; echo ' ('.get_lang('Version').' '.$row['version'].')'; echo ' ... '; if ($row['user_id']<>0) { echo ''.$userinfo['lastname'].', '.$userinfo['firstname'].''; } else { echo get_lang('Anonymous').' ('.$row[user_ip].')'; } echo ' ... '.get_lang('Progress').': '.$row['progress'].'%'; $comment=$row['comment']; if (!empty($comment)) { echo ' ... '.get_lang('Comments').': '; } else { echo ' ... '. get_lang('Comments').': '; } echo '

'; } // We show the differences between two versions else { $sql_old="SELECT * FROM $tbl_wiki WHERE id='".Database::escape_string($_POST['old'])."'"; $result_old=api_sql_query($sql_old,__LINE__,__FILE__); $version_old=Database::fetch_array($result_old); $sql_new="SELECT * FROM $tbl_wiki WHERE id='".Database::escape_string($_POST['new'])."'"; $result_new=api_sql_query($sql_new,__LINE__,__FILE__); $version_new=Database::fetch_array($result_new); if($_POST['HistoryDifferences']) { include('diff.inc.php'); //title echo '

'.stripslashes($version_new['title']).' ('.get_lang('DifferencesNew').' '.stripslashes($version_new['dtime']).' '.get_lang('DifferencesOld').' '.stripslashes($version_old['dtime']).') '.get_lang('Legend').': '.get_lang(WikiDiffAddedLine).' '.get_lang(WikiDiffDeletedLine).' '.get_lang(WikiDiffMovedLine).'

'; } if($_POST['HistoryDifferences2']) { require_once 'Text/Diff.php'; require_once 'Text/Diff/Renderer/inline.php'; //title echo '

'; } echo '

'; if($_POST['HistoryDifferences']) { echo ''.diff( stripslashes($version_old['content']), stripslashes($version_new['content']), true, 'format_table_line' ).'

'; // format_line mode is better for words echo '

'; echo '

'; echo '
'; echo ''.get_lang('Legend').'

' . "\n"; echo ''; echo ''; echo '

'; echo '

'; echo ''.get_lang('WikiDiffUnchangedLine').'
'; echo ''.get_lang('WikiDiffAddedLine').'
'; echo ''.get_lang('WikiDiffDeletedLine').'
'; echo ''.get_lang('WikiDiffMovedLine').'
'; echo '

'; } if($_POST['HistoryDifferences2']) { $lines1 = array(strip_tags($version_old['content'])); //without <> tags $lines2 = array(strip_tags($version_new['content'])); //without <> tags $diff = &new Text_Diff($lines1, $lines2); $renderer = &new Text_Diff_Renderer_inline(); echo ''.$renderer->render($diff); // Code inline //echo '

'.html_entity_decode($renderer->render($diff)).'

'; // Html inline. By now, turned off by problems in comparing pages separated by more than one version echo '

'; echo '

' . "\n"; echo ''; echo ''; echo '

'; echo '

'; echo ''.get_lang('WikiDiffAddedTex').'
'; echo ''.get_lang('WikiDiffDeletedTex').'
'; echo '

'; } } } } /////////////////////// recent changes /////////////////////// // //rss feed. TODO // if ($_GET['action']=='recentchanges') { $_clean['group_id']=(int)$_SESSION['_gid']; if (check_notify_all()) { $notify_all= ' '.get_lang('FullNotifyByEmail').'

'.get_lang('NotNotifyChanges').''; } else { $notify_all= ' '.get_lang('FullCancelNotifyByEmail').'

'.get_lang('NotifyChanges').''; } echo '
'; echo ''.get_lang('RecentChanges').' '.$notify_all.'
'; echo '

'; if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' ORDER BY dtime DESC'; } else { $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' AND visibility=1 ORDER BY dtime DESC'; } $allpages=api_sql_query($sql,__LINE__,__FILE__); //show table if (mysql_num_rows($allpages) > 0) { $row = array (); while ($obj = mysql_fetch_object($allpages)) { //get author $userinfo=Database::get_user_info_from_id($obj->user_id); //get time $year = substr($obj->dtime, 0, 4); $month = substr($obj->dtime, 5, 2); $day = substr($obj->dtime, 8, 2); $hours = substr($obj->dtime, 11,2); $minutes = substr($obj->dtime, 14,2); $seconds = substr($obj->dtime, 17,2); //get type assignment icon if($obj->assignment==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($obj->assignment==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($obj->assignment==0) { $ShowAssignment='

'; } $row = array (); $row[] = $day.' '.$MonthsLong[$month-1].' '.$year.' '.$hours.':'.$minutes.":".$seconds; $row[] =$ShowAssignment; $row[] = ''.$obj->title.''; $row[] =$obj->version>1 ? get_lang('EditedBy') : get_lang('AddedBy'); $row[] = $obj->user_id <>0 ? ''.$userinfo['lastname'].', '.$userinfo['firstname'].'' : get_lang('Anonymous').' ('.$obj->user_ip.')'; $rows[] = $row; } $table = new SortableTableFromArrayConfig($rows,0,10,'RecentPages_table','','','DESC'); $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($_GET['action']),'group_id'=>Security::remove_XSS($_GET['group_id']))); $table->set_header(0,get_lang('Date'), true, array ('style' => 'width:200px;')); $table->set_header(1,get_lang('Type'), true, array ('style' => 'width:30px;')); $table->set_header(2,get_lang('Title'), true); $table->set_header(3,get_lang('Actions'), true, array ('style' => 'width:80px;')); $table->set_header(4,get_lang('Author'), true); $table->display(); } } /////////////////////// all pages /////////////////////// if ($_GET['action']=='allpages') { echo '
'; echo ''.get_lang('AllPages').''; echo '

'; $_clean['group_id']=(int)$_SESSION['_gid']; if(api_is_allowed_to_edit() || api_is_platform_admin()) //only by professors if page is hidden { $sql='SELECT * FROM '.$tbl_wiki.' s1 WHERE '.$groupfilter.' AND id=(SELECT MAX(s2.id) FROM '.$tbl_wiki.' s2 WHERE s1.reflink = s2.reflink)'; // warning don't use group by reflink because don't return the last version } else { $sql='SELECT * FROM '.$tbl_wiki.' s1 WHERE '.$groupfilter.' AND visibility=1 AND id=(SELECT MAX(s2.id) FROM '.$tbl_wiki.' s2 WHERE s1.reflink = s2.reflink)'; // warning don't use group by reflink because don't return the last version } $allpages=api_sql_query($sql,__LINE__,__FILE__); //show table if (mysql_num_rows($allpages) > 0) { $row = array (); while ($obj = mysql_fetch_object($allpages)) { //get author $userinfo=Database::get_user_info_from_id($obj->user_id); //get time $year = substr($obj->dtime, 0, 4); $month = substr($obj->dtime, 5, 2); $day = substr($obj->dtime, 8, 2); $hours = substr($obj->dtime, 11,2); $minutes = substr($obj->dtime, 14,2); $seconds = substr($obj->dtime, 17,2); //get type assignment icon if($obj->assignment==1) { $ShowAssignment=' '.get_lang('AssignmentDesc').'

'; } elseif ($obj->assignment==2) { $ShowAssignment=' '.get_lang('AssignmentWork').'

'; } elseif ($obj->assignment==0) { $ShowAssignment='

'; } $row = array (); $row[] =$ShowAssignment; $row[] = ''.$obj->title.''; $row[] = $obj->user_id <>0 ? ''.$userinfo['lastname'].', '.$userinfo['firstname'].'' : get_lang('Anonymous').' ('.$obj->user_ip.')'; $row[] = $day.' '.$MonthsLong[$month-1].' '.$year.' '.$hours.":".$minutes.":".$seconds; $rows[] = $row; } $table = new SortableTableFromArrayConfig($rows,1,10,'AllPages_table','','','ASC'); $table->set_additional_parameters(array('cidReq' =>Security::remove_XSS($_GET['cidReq']),'action'=>Security::remove_XSS($_GET['action']),'group_id'=>Security::remove_XSS($_GET['group_id']))); $table->set_header(0,get_lang('Type'), true, array ('style' => 'width:30px;')); $table->set_header(1,get_lang('Title'), true); $table->set_header(2,get_lang('Author'), true); $table->set_header(3,get_lang('Date'), true); $table->display(); } } /////////////////////// discuss pages /////////////////////// if ($_GET['action']=='discuss') { //first extract the date of last version $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id DESC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $lastversiondate=$row['dtime']; $lastuserinfo=Database::get_user_info_from_id($row['user_id']); //select page to discuss $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $id=$row['id']; $firstuserid=$row['user_id']; //check discuss visibility. Show discussion to students if isn't hidden. Show page to all teachers if is hidden. if (check_visibility_discuss()) { //Mode assignments: If is hidden, show pages to student only if student is the author if(($row['assignment']==2 && $row['visibility_disc']==0 && (api_get_user_id()==$row['user_id']))==false) { $visibility_disc= ' '.get_lang('HideDiscussExtra').'

'.get_lang('ShowDiscuss').''; } } else { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $visibility_disc= ' '.get_lang('ShowDiscussExtra').'

'.get_lang('HideDiscuss').''; } } //check add messages lock. if (check_addlock_discuss()) { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $addlock_disc= ' '.get_lang('LockDiscussExtra').'

'.get_lang('UnlockDiscuss').''; } else { $addlock_disc= ' '.get_lang('LockDiscussExtra').'

'.get_lang('PageLocked').''; } } else { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $addlock_disc= ' '.get_lang('UnlockDiscussExtra').'

'.get_lang('LockDiscuss').''; } } //check add rating lock. Show/Hide list to rating for all student if (check_ratinglock_discuss()) { //Mode assignment: only the teacher can assign scoring if(($row['assignment']==2 && $row['ratinglock_disc']==0 && (api_get_user_id()==$row['user_id']))==false) { $ratinglock_disc= ' '.get_lang('LockRatingDiscussExtra').'

'.get_lang('UnlockRatingDiscuss').''; } } else { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $ratinglock_disc= '

'.get_lang('UnlockRatingDiscussExtra').'

'.get_lang('LockRatingDiscuss').''; } } //check notify by email if (check_notify_discuss($page)) { $notify_disc= ' '.get_lang('NotifyDiscussByEmail').'

'.get_lang('NotNotifyDiscussChanges').''; } else { $notify_disc= ' '.get_lang('CancelNotifyDiscussByEmail').'

'.get_lang('NotifyDiscussChanges').''; } //mode assignment: previous to show page type if(stripslashes($row['assignment'])==1) { $icon_assignment=' '.get_lang('AssignmentDescExtra').'

'; } elseif(stripslashes($row['assignment'])==2) { $icon_assignment=' '.get_lang('AssignmentWorkExtra').'

'; } //Show title and form to discuss if page exist if ($id!='') { //Show discussion to students if isn't hidden. Show page to all teachers if is hidden. Mode assignments: If is hidden, show pages to student only if student is the author if($row['visibility_disc']==1 || api_is_allowed_to_edit() || api_is_platform_admin() || ($row['assignment']==2 && $row['visibility_disc']==0 && (api_get_user_id()==$row['user_id']))) { echo '

'; echo $icon_assignment.' '.$row['title'].'
'.''.$addlock_disc.''.' '.$visibility_disc.''.' '.$ratinglock_disc.' '.$notify_disc.' ('.get_lang('MostRecentVersionBy').''.$lastuserinfo['firstname'].' '.$lastuserinfo['lastname'].' '.$lastversiondate.$countWPost.')'.$avg_WPost_score.' '; //TODO: read avg score echo '

'; if($row['addlock_disc']==1 || api_is_allowed_to_edit() || api_is_platform_admin()) //show comments but students can't add theirs { ?> '; $user_table = Database :: get_main_table(TABLE_MAIN_USER); $sql="SELECT * FROM $tbl_wiki_discuss reviews, $user_table user WHERE reviews.publication_id='".$id."' AND user.user_id='".$firstuserid."' ORDER BY id DESC"; $result=api_sql_query($sql,__FILE__,__LINE__) or die(mysql_error()); $countWPost = Database::num_rows($result); echo get_lang('NumComments').": ".$countWPost; //comment's numbers $sql="SELECT SUM(p_score) as sumWPost FROM $tbl_wiki_discuss WHERE publication_id='".$id."' AND NOT p_score='-' ORDER BY id DESC"; $result2=api_sql_query($sql,__FILE__,__LINE__) or die(mysql_error()); $row2=Database::fetch_array($result2); $sql="SELECT * FROM $tbl_wiki_discuss WHERE publication_id='".$id."' AND NOT p_score='-'"; $result3=api_sql_query($sql,__FILE__,__LINE__) or die(mysql_error()); $countWPost_score= Database::num_rows($result3); echo ' - '.get_lang('NumCommentsScore').': '.$countWPost_score;// if ($countWPost_score!=0) { $avg_WPost_score = round($row2['sumWPost'] / $countWPost_score,2).' / 10'; } else { $avg_WPost_score = $countWPost_score; } echo ' - '.get_lang('RatingMedia').': '.$avg_WPost_score; // average rating $sql='UPDATE '.$tbl_wiki.' SET score="'.Database::escape_string($avg_WPost_score).'" WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter; // check if work ok. TODO api_sql_query($sql,__FILE__,__LINE__); echo '

'; //echo '

'; while ($row=Database::fetch_array($result)) { $userinfo=Database::get_user_info_from_id($row['userc_id']); if (($userinfo['status'])=="5") { $author_status=get_lang('Student'); } else { $author_status=get_lang('Teacher'); } require_once(api_get_path(INCLUDE_PATH).'/lib/usermanager.lib.php'); $user_id=$row['userc_id']; $name=$userinfo['lastname']." ".$userinfo['firstname']; $attrb=array(); if ($user_id<>0) { $image_path = UserManager::get_user_picture_path_by_id($user_id,'web',false, true); $image_repository = $image_path['dir']; $existing_image = $image_path['file']; $author_photo= '

'; } else { $author_photo= '

'; } //stars $p_score=$row['p_score']; switch($p_score){ case 0: $imagerating='

'; break; case 1: $imagerating='

'; break; case 2: $imagerating='

'; break; case 3: $imagerating='

'; break; case 4: $imagerating='

'; break; case 5: $imagerating='

'; break; case 6: $imagerating='

'; break; case 7: $imagerating='

'; break; case 8: $imagerating='

'; break; case 9: $imagerating='

'; break; case 10: $imagerating='

'; break; } echo '

'; echo ''; echo ''; echo ''; echo ''; echo ''; echo ''; echo ''; echo "
'.$author_photo.' '.$userinfo['lastname'].', '.$userinfo['firstname'].' ('.$author_status.') '.$row['dtime'].' - '.get_lang('Rating').': '.$row['p_score'].' '.$imagerating.'
'.$row['comment'].'
"; echo '

'; } // echo"

"; } else { Display::display_warning_message(get_lang('LockByTeacher'),false); } } else { Display::display_normal_message(get_lang('DiscussNotAvailable')); } } echo "

"; /* ============================================================================== FOOTER ============================================================================== */ //$_SESSION['_gid']; Display::display_footer(); /* ============================================================================== FUNCTIONS ============================================================================== */ /** * @author Patrick Cool , Ghent University * @desc This function checks weither the proposed reflink is not in use yet. It is a recursive function because every newly created reflink suggestion * has to be checked also */ function createreflink($testvalue) { global $groupfilter; $counter=''; while (!checktitle($testvalue.$counter)) { $counter++; echo $counter."-".$testvalue.$counter."
"; } // the reflink has not been found yet, so it is OK return $testvalue.$counter; } /** * @author Patrick Cool , Ghent University **/ function checktitle($paramwk) { global $tbl_wiki; global $groupfilter; $sql='SELECT * FROM '.$tbl_wiki.' WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($paramwk)))).'" AND '.$groupfilter.''; // TODO: check if need entity $result=api_sql_query($sql,__FILE__,__LINE__); $numberofresults=Database::num_rows($result); if ($numberofresults==0) // the value has not been found and is this available { return true; } else // the value has been found { return false; } } /** * @author Juan Carlos Ra�a * check wikilinks that has a page **/ function links_to($input) { $input_array=preg_split("/(\[\[|\]\])/",$input,-1, PREG_SPLIT_DELIM_CAPTURE); $all_links = array(); foreach ($input_array as $key=>$value) { if ($input_array[$key-1]=='[[' AND $input_array[$key+1]==']]') { if (strpos($value, "|") != false) { $full_link_array=explode("|", $value); $link=trim($full_link_array[0]); $title=trim($full_link_array[1]); } else { $link=$value; $title=$value; } unset($input_array[$key-1]); unset($input_array[$key+1]); $all_links[]= Database::escape_string(str_replace(' ','_',$link)).' '; //replace blank spaces by _ within the links. But to remove links at the end add a blank space } } $output=implode($all_links); return $output; } /* detect and add style to external links author Juan Carlos Ra�a Trabado **/ function detect_external_link($input) { $exlink='href='; $exlinkStyle='class="wiki_link_ext" href='; $output=str_replace($exlink, $exlinkStyle, $input); return $output; } /* detect and add style to anchor links author Juan Carlos Ra�a Trabado **/ function detect_anchor_link($input) { $anchorlink='href="#'; $anchorlinkStyle='class="wiki_anchor_link" href="#'; $output=str_replace($anchorlink, $anchorlinkStyle, $input); return $output; } /* detect and add style to mail links author Juan Carlos Ra�a Trabado **/ function detect_mail_link($input) { $maillink='href="mailto'; $maillinkStyle='class="wiki_mail_link" href="mailto'; $output=str_replace($maillink, $maillinkStyle, $input); return $output; } /* detect and add style to ftp links author Juan Carlos Ra�a Trabado **/ function detect_ftp_link($input) { $ftplink='href="ftp'; $ftplinkStyle='class="wiki_ftp_link" href="ftp'; $output=str_replace($ftplink, $ftplinkStyle, $input); return $output; } /* detect and add style to news links author Juan Carlos Ra�a Trabado **/ function detect_news_link($input) { $newslink='href="news'; $newslinkStyle='class="wiki_news_link" href="news'; $output=str_replace($newslink, $newslinkStyle, $input); return $output; } /* detect and add style to irc links author Juan Carlos Ra�a Trabado **/ function detect_irc_link($input) { $irclink='href="irc'; $irclinkStyle='class="wiki_irc_link" href="irc'; $output=str_replace($irclink, $irclinkStyle, $input); return $output; } /* * This function allows users to have [link to a title]-style links like in most regular wikis. * It is true that the adding of links is probably the most anoying part of Wiki for the people * who know something about the wiki syntax. * @author Patrick Cool , Ghent University * Improvements [[]] and [[ | ]]by Juan Carlos Ra�a * Improvements internal wiki style and mark group by Juan Carlos Ra�a **/ function make_wiki_link_clickable($input) { if (isset($_SESSION['_gid'])) { $_clean['group_id']=(int)$_SESSION['_gid']; } if (isset($_GET['group_id'])) { $_clean['group_id']=(int)Security::remove_XSS($_GET['group_id']); } $input_array=preg_split("/(\[\[|\]\])/",$input,-1, PREG_SPLIT_DELIM_CAPTURE); //now doubles brackets foreach ($input_array as $key=>$value) { if ($input_array[$key-1]=='[[' AND $input_array[$key+1]==']]') //now doubles brackets { if ($_clean['group_id']==0) { $titleg_ex=''; } else { $titleg_ex='^{(g'.$_clean['group_id'].')}'; } //now full wikilink if (strpos($value, "|") != false) { $full_link_array=explode("|", $value); $link=trim($full_link_array[0]); $title=trim($full_link_array[1]); } else { $link=$value; $title=$value; } //if wikilink is homepage if($link=='index'){ $title=get_lang('DefaultTitle'); } if ($link==get_lang('DefaultTitle')){ $link='index'; } // note: checkreflink checks if the link is still free. If it is not used then it returns true, if it is used, then it returns false. Now the title may be different if (checktitle(strtolower(str_replace(' ','_',$link)))) { $input_array[$key]=''.$title.$titleg_ex.''; } else { $input_array[$key]=''.$title.$titleg_ex.''; } unset($input_array[$key-1]); unset($input_array[$key+1]); } } $output=implode('',$input_array); return $output; } /** * This function saves a change in a wiki page * @author Patrick Cool , Ghent University * @return language string saying that the changes are stored **/ function save_wiki() { global $tbl_wiki; // NOTE: visibility, visibility_disc and ratinglock_disc changes are not made here, but through the interce buttons // cleaning the variables $_clean['reflink']=Database::escape_string($_POST['reflink']); $_clean['title']=Database::escape_string($_POST['title']); $_clean['content']= html_entity_decode(Database::escape_string(stripslashes($_POST['content']))); $_clean['user_id']=(int)Database::escape_string(api_get_user_id()); $_clean['assignment']=Database::escape_string($_POST['assignment']); $_clean['comment']=Database::escape_string($_POST['comment']); $_clean['progress']=Database::escape_string($_POST['progress']); $_clean['version']=Database::escape_string($_POST['version']); $_clean['version']=$_clean['version']+1;//sum 1 here instead of adding in Database::escape_string($_POST['version']), to avoid failures in the sum when there is heavy use of the database $_clean['linksto'] = links_to($_clean['content']); //and check links content $dtime = date( "Y-m-d H:i:s" ); if (isset($_SESSION['_gid'])) { $_clean['group_id']=Database::escape_string($_SESSION['_gid']); } if (isset($_GET['group_id'])) { $_clean['group_id']=Database::escape_string($_GET['group_id']); } $sql="INSERT INTO ".$tbl_wiki." (reflink, title, content, user_id, group_id, dtime, assignment, comment, progress, version, linksto, user_ip) VALUES ('".$_clean['reflink']."','".$_clean['title']."','".$_clean['content']."','".$_clean['user_id']."','".$_clean['group_id']."','".$dtime."','".$_clean['assignment']."','".$_clean['comment']."','".$_clean['progress']."','".$_clean['version']."','".$_clean['linksto']."','".Database::escape_string($_SERVER['REMOTE_ADDR'])."')"; $result=api_sql_query($sql); $Id = Database::insert_id(); api_item_property_update($_course, 'wiki', $Id, 'WikiAdded', api_get_user_id()); check_emailcue($_clean['reflink'], 'P', $dtime, $_clean['user_id']); return get_lang('ChangesStored'); } /** * This function restore a wikipage * @author Juan Carlos Ra�a **/ function restore_wikipage($r_reflink, $r_title, $r_content, $r_group_id, $r_assignment, $r_progress, $c_version, $r_version, $r_linksto) { global $tbl_wiki; $r_user_id= api_get_user_id(); $r_dtime = date( "Y-m-d H:i:s" ); $r_version = $r_version+1; $r_comment = get_lang('RestoredFromVersion').': '.$c_version; $sql="INSERT INTO ".$tbl_wiki." (reflink, title, content, user_id, group_id, dtime, assignment, comment, progress, version, linksto, user_ip) VALUES ('".$r_reflink."','".$r_title."','".$r_content."','".$r_user_id."','".$r_group_id."','".$r_dtime."','".$r_assignment."','".$r_comment."','".$r_progress."','".$r_version."','".$r_linksto."','".Database::escape_string($_SERVER['REMOTE_ADDR'])."')"; $result=api_sql_query($sql); $Id = Database::insert_id(); api_item_property_update($_course, 'wiki', $Id, 'WikiAdded', api_get_user_id()); check_emailcue($r_reflink, 'P', $r_dtime, $r_user_id); return get_lang('PageRestored'); } /** * This function delete a wiki * @author Juan Carlos Ra�a **/ function delete_wiki() { global $tbl_wiki, $tbl_wiki_discuss, $tbl_wiki_mailcue, $groupfilter; //identify the first id by group = identify wiki $sql='SELECT * FROM '.$tbl_wiki.' WHERE '.$groupfilter.' ORDER BY id DESC'; $allpages=api_sql_query($sql,__FILE__,__LINE__); while ($row=Database::fetch_array($allpages)) { $id = $row['id']; $group_id = $row['group_id']; } api_sql_query('DELETE FROM '.$tbl_wiki_discuss.' WHERE publication_id="'.$id.'"' ,__FILE__,__LINE__); api_sql_query('DELETE FROM '.$tbl_wiki_mailcue.' WHERE group_id="'.$group_id.'"' ,__FILE__,__LINE__); api_sql_query('DELETE FROM '.$tbl_wiki.' WHERE '.$groupfilter.'',__FILE__,__LINE__); return get_lang('WikiDeleted'); } /** * This function saves a new wiki page. * @author Patrick Cool , Ghent University * @todo consider merging this with the function save_wiki into one single function. **/ function save_new_wiki() { global $tbl_wiki; global $assig_user_id; //need for assignments mode // cleaning the variables $_clean['assignment']=Database::escape_string($_POST['assignment']); if($_clean['assignment']==2 || $_clean['assignment']==1) // Unlike ordinary pages of pages of assignments. Allow create a ordinary page although there is a assignment with the same name { $_clean['reflink']=Database::escape_string(str_replace(' ','_',$_POST['title']."_uass".$assig_user_id)); } else { $_clean['reflink']=Database::escape_string(str_replace(' ','_',$_POST['title'])); } $_clean['title']=Database::escape_string($_POST['title']); $_clean['content']= html_entity_decode(Database::escape_string(stripslashes($_POST['content']))); if($_clean['assignment']==2) //config by default for individual assignment (students) { $_clean['user_id']=(int)Database::escape_string($assig_user_id);//Identifies the user as a creator, not the teacher who created $_clean['visibility']=0; $_clean['visibility_disc']=0; $_clean['ratinglock_disc']=0; } else { $_clean['user_id']=(int)Database::escape_string(api_get_user_id()); $_clean['visibility']=1; $_clean['visibility_disc']=1; $_clean['ratinglock_disc']=1; } $_clean['comment']=Database::escape_string($_POST['comment']); $_clean['progress']=Database::escape_string($_POST['progress']); $_clean['version']=1; if (isset($_SESSION['_gid'])) { $_clean['group_id']=(int)$_SESSION['_gid']; } if (isset($_GET['group_id'])) { $_clean['group_id']=(int)Database::escape_string($_GET['group_id']); } $_clean['linksto'] = links_to($_clean['content']); //check wikilinks //filter no _uass if(eregi("_uass",$_POST['title']) || (strtoupper(trim($_POST['title']))==strtoupper ('index') || strtoupper(trim(htmlentities($_POST['title'])))==strtoupper(htmlentities(get_lang('DefaultTitle'))))) { $message= get_lang('GoAndEditMainPage'); Display::display_warning_message($message,false); } else { $var=$_clean['reflink']; $group_id=Security::remove_XSS($_GET['group_id']); if(!checktitle($var)) { return get_lang('WikiPageTitleExist').''.$_POST['title'].''; } else { $dtime = date( "Y-m-d H:i:s" ); $sql="INSERT INTO ".$tbl_wiki." (reflink, title, content, user_id, group_id, dtime, visibility, visibility_disc, ratinglock_disc, assignment, comment, progress, version, linksto, user_ip) VALUES ('".$_clean['reflink']."','".$_clean['title']."','".$_clean['content']."','".$_clean['user_id']."','".$_clean['group_id']."','".$dtime."','".$_clean['visibility']."','".$_clean['visibility_disc']."','".$_clean['ratinglock_disc']."','".$_clean['assignment']."','".$_clean['comment']."','".$_clean['progress']."','".$_clean['version']."','".$_clean['linksto']."','".Database::escape_string($_SERVER['REMOTE_ADDR'])."')"; $result=api_sql_query($sql,__LINE__,__FILE__); $Id = Database::insert_id(); api_item_property_update($_course, 'wiki', $Id, 'WikiAdded', api_get_user_id()); check_emailcue(0, 'A'); return get_lang('NewWikiSaved').''.$_POST['title'].''; } }//end filter no _uass } /** * This function displays the form for adding a new wiki page. * @author Patrick Cool , Ghent University * @return html code **/ function display_new_wiki_form() { ?> '; echo '

'; echo get_lang(Title).': '; if(api_is_allowed_to_edit() || api_is_platform_admin()) { $_clean['group_id']=(int)$_SESSION['_gid']; // TODO: check if delete ? echo '

'.get_lang('DefineAssignmentPage').' '; // 1= teacher 2 =student //by now turned off //echo'

'; //echo ' '.get_lang('StartDate').': (yyyy-mm-dd hh:mm:ss)'; //by now turned off //echo ' '.get_lang('EndDate').': (yyyy-mm-dd hh:mm:ss)'; //by now turned off //echo '
'.get_lang('AllowLaterSends').' '; //by now turned off //echo'

'; } echo '

'; echo '

'; api_disp_html_area('content','','300px'); echo '
'; echo '
'; echo get_lang('Comments').': '; echo get_lang('Progress').': %'; echo '

'; echo ''; //for save icon echo ''; //for button icon echo '

'; echo ''; } /** * This function displays a wiki entry * @author Patrick Cool , Ghent University * @return html code **/ function display_wiki_entry() { global $tbl_wiki; global $groupfilter; global $page; $_clean['group_id']=(int)$_SESSION['_gid']; if ($_GET['view']) { $_clean['view']=(int)Database::escape_string($_GET['view']); $filter=" AND id='".$_clean['view']."'"; } //first, check page visibility in the first page version $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $KeyVisibility=$row['visibility']; // second, show the last version $sql="SELECT * FROM ".$tbl_wiki."WHERE reflink='".html_entity_decode(Database::escape_string(stripslashes(urldecode($page))))."' AND $groupfilter $filter ORDER BY id DESC"; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); // we do not need a while loop since we are always displaying the last version //update visits if($row['id']) { $sql='UPDATE '.$tbl_wiki.' SET hits=(hits+1) WHERE id='.$row['id'].''; api_sql_query($sql,__FILE__,__LINE__); } // if both are empty and we are displaying the index page then we display the default text. if ($row['content']=='' AND $row['title']=='' AND $page='index') { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $content=sprintf(get_lang('DefaultContent'),api_get_path(WEB_IMG_PATH)); $title=get_lang('DefaultTitle'); } else { return Display::display_normal_message(get_lang('WikiStandBy')); } } else { $content=$row['content']; $title=$row['title']; } //Button lock add new pages if (check_addnewpagelock()) { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $protect_addnewpage= ' '.get_lang('AddOptionProtected').'

'.get_lang('ShowAddOption').''; } } else { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $protect_addnewpage= ' '.get_lang('AddOptionUnprotected').'

'.get_lang('HideAddOption').''; } } //Button lock page if (check_protect_page()) { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $protect_page= ' '.get_lang('PageLockedExtra').'

'.get_lang('UnlockPage').''; } else { $protect_page= ' '.get_lang('PageLockedExtra').'

'.get_lang('PageLocked').''; } } else { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $protect_page= ' '.get_lang('PageUnlockedExtra').'

'.get_lang('LockPage').''; } } //Button visibility page if (check_visibility_page()) { //This hides the icon eye closed to users of work they can see yours if(($row['assignment']==2 && $KeyVisibility=="0" && (api_get_user_id()==$row['user_id']))==false) { $visibility_page= ' '.get_lang('HidePageExtra').'

'.get_lang('Show').''; } } else { if(api_is_allowed_to_edit() || api_is_platform_admin()) { $visibility_page= ' '.get_lang('ShowPageExtra').'

'.get_lang('Hide').''; } } //Button notify page if (check_notify_page($page)) { $notify_page= ' '.get_lang('NotifyByEmail').'

'.get_lang('NotNotifyChanges').''; } else { $notify_page= ' '.get_lang('CancelNotifyByEmail').'

'.get_lang('NotifyChanges').''; } //assignment mode: for identify page type if(stripslashes($row['assignment'])==1) { $icon_assignment=' '.get_lang('AssignmentDescExtra').'

'; } elseif(stripslashes($row['assignment'])==2) { $icon_assignment=' '.get_lang('AssignmentWorkExtra').'

'; } //Show page. Show page to all users if isn't hide page. Mode assignments: if studen is the author, can view if($KeyVisibility=="1" || api_is_allowed_to_edit() || api_is_platform_admin() || ($row['assignment']==2 && $KeyVisibility=="0" && (api_get_user_id()==$row['user_id']))) { echo '

'; if (empty($title)) { $title=get_lang('DefaultTitle'); } if (wiki_exist($title)) { echo $icon_assignment.' '.stripslashes($title).'
'.$protect_addnewpage.''.' '.$protect_page.''.' '.$visibility_page.''.' '.$notify_page.''.' '.get_lang('Progress').': '.stripslashes($row['progress']).'% '.get_lang('Rating').': '.stripslashes($row['score']).' '.get_lang('Words').': '.word_count($content); } else { echo stripslashes($title); } //export to pdf echo ''; echo ''; echo ''; //copy last version to doc area if(api_is_allowed_to_edit() || api_is_platform_admin()) { echo ''; echo ''; echo ''; } //export to print ?> '; echo ' '.get_lang('Print').'

'; echo ''; //export to zip //echo ' '.get_lang('Export2ZIP').'

'; //TODO echo '

'; echo '

'. make_wiki_link_clickable(detect_external_link(detect_anchor_link(detect_mail_link(detect_ftp_link(detect_irc_link(detect_news_link(stripslashes($content)))))))).'

'; }//end filter visibility } // end function display_wiki_entry //more for export to course document area. See display_wiki_entry if ($_POST['export2DOC']) { $titleDOC=$_POST['titleDOC']; $contentDOC=$_POST['contentDOC']; $groupIdDOC=$_clean['group_id']; export2doc($titleDOC,$contentDOC,$groupIdDOC); } /** * This function counted the words in a document. Thanks Adeel Khan */ function word_count($document) { $search = array( '@]*?>.*?@si', '@]*?>.*?@siU', '@@' ); $document = preg_replace($search, '', $document); # strip all html tags $wc = strip_tags($document); # remove 'words' that don't consist of alphanumerical characters or punctuation $pattern = "#[^(\w|\d|\'|\"|\.|\!|\?|;|,|\\|\/|\-|:|\&|@)]+#"; $wc = trim(preg_replace($pattern, " ", $wc)); # remove one-letter 'words' that consist only of punctuation $wc = trim(preg_replace("#\s*[(\'|\"|\.|\!|\?|;|,|\\|\/|\-|:|\&|@)]\s*#", " ", $wc)); # remove superfluous whitespace $wc = preg_replace("/\s\s+/", " ", $wc); # split string into an array of words $wc = explode(" ", $wc); # remove empty elements $wc = array_filter($wc); # return the number of words return count($wc); } /** * This function checks if wiki title exist */ function wiki_exist($title) { global $tbl_wiki; global $groupfilter; $sql='SELECT id FROM '.$tbl_wiki.'WHERE title="'.Database::escape_string($title).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $cant=Database::num_rows($result); if ($cant>0) return true; else return false; } /** * This function a wiki warning * @author Patrick Cool , Ghent University * @return html code **/ function display_wiki_warning($variable) { echo '

'.$variable.'

'; } /** * Checks if this navigation tab has to be set to active * @author Patrick Cool , Ghent University * @return html code */ function is_active_navigation_tab($paramwk) { if ($_GET['action']==$paramwk) { return ' class="active"'; } } /** * Lock add pages * @author Juan Carlos Ra�a */ function check_addnewpagelock() { global $tbl_wiki; global $groupfilter; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $status_addlock=$row['addlock']; //change status if ($_GET['actionpage']=='addlock' && (api_is_allowed_to_edit() || api_is_platform_admin())) { if ($row['addlock']==1) { $status_addlock=0; } else { $status_addlock=1; } api_sql_query('UPDATE '.$tbl_wiki.' SET addlock="'.Database::escape_string($status_addlock).'" WHERE '.$groupfilter.'',__LINE__,__FILE__); $sql='SELECT * FROM '.$tbl_wiki.'WHERE '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); } //show status if ($row['addlock']==1 || ($row['content']=='' AND $row['title']=='' AND $page='index')) { return false; } else { return true; } } /** * Protect page * @author Juan Carlos Ra�a */ function check_protect_page() { global $tbl_wiki; global $page; global $groupfilter; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $status_editlock=$row['editlock']; $id=$row['id']; ///change status if ($_GET['actionpage']=='lock' && (api_is_allowed_to_edit() || api_is_platform_admin())) { if ($row['editlock']==0) { $status_editlock=1; } else { $status_editlock=0; } $sql='UPDATE '.$tbl_wiki.' SET editlock="'.Database::escape_string($status_editlock).'" WHERE id="'.$id.'"'; api_sql_query($sql,__FILE__,__LINE__); $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); } //show status if ($row['editlock']==0 || ($row['content']=='' AND $row['title']=='' AND $page=='index')) { return false; } else { return true; } } /** * Visibility page * @author Juan Carlos Ra�a */ function check_visibility_page() { global $tbl_wiki; global $page; global $groupfilter; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $status_visibility=$row['visibility']; $id=$row['id']; //need ? check. TODO //change status if ($_GET['actionpage']=='visibility' && (api_is_allowed_to_edit() || api_is_platform_admin())) { if ($row['visibility']==1) { $status_visibility=0; } else { $status_visibility=1; } $sql='UPDATE '.$tbl_wiki.' SET visibility="'.Database::escape_string($status_visibility).'" WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter; api_sql_query($sql,__FILE__,__LINE__); //Although the value now is assigned to all (not only the first), these three lines remain necessary. They do that by changing the page state is made when you press the button and not have to wait to change his page $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); } //show status if ($row['visibility']=="1" || ($row['content']=='' AND $row['title']=='' AND $page=='index')) { return false; } else { return true; } } /** * Visibility discussion * @author Juan Carlos Ra�a */ function check_visibility_discuss() { global $tbl_wiki; global $page; global $groupfilter; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $status_visibility_disc=$row['visibility_disc']; $id=$row['id']; //need ? check. TODO //change status if ($_GET['actionpage']=='visibility_disc' && (api_is_allowed_to_edit() || api_is_platform_admin())) { if ($row['visibility_disc']==1) { $status_visibility_disc=0; } else { $status_visibility_disc=1; } $sql='UPDATE '.$tbl_wiki.' SET visibility_disc="'.Database::escape_string($status_visibility_disc).'" WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter; api_sql_query($sql,__FILE__,__LINE__); //Although the value now is assigned to all (not only the first), these three lines remain necessary. They do that by changing the page state is made when you press the button and not have to wait to change his page $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); } //show status if ($row['visibility_disc']==1 || ($row['content']=='' AND $row['title']=='' AND $page=='index')) { return false; } else { return true; } } /** * Lock add discussion * @author Juan Carlos Ra�a */ function check_addlock_discuss() { global $tbl_wiki; global $page; global $groupfilter; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $status_addlock_disc=$row['addlock_disc']; $id=$row['id']; //need ? check. TODO //change status if ($_GET['actionpage']=='addlock_disc' && (api_is_allowed_to_edit() || api_is_platform_admin())) { if ($row['addlock_disc']==1) { $status_addlock_disc=0; } else { $status_addlock_disc=1; } $sql='UPDATE '.$tbl_wiki.' SET addlock_disc="'.Database::escape_string($status_addlock_disc).'" WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter; api_sql_query($sql,__FILE__,__LINE__); //Although the value now is assigned to all (not only the first), these three lines remain necessary. They do that by changing the page state is made when you press the button and not have to wait to change his page $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); } //show status if ($row['addlock_disc']==1 || ($row['content']=='' AND $row['title']=='' AND $page=='index')) { return false; } else { return true; } } /** * Lock rating discussion * @author Juan Carlos Ra�a */ function check_ratinglock_discuss() { global $tbl_wiki; global $page; global $groupfilter; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $status_ratinglock_disc=$row['ratinglock_disc']; $id=$row['id']; //need ? check. TODO //change status if ($_GET['actionpage']=='ratinglock_disc' && (api_is_allowed_to_edit() || api_is_platform_admin())) { if ($row['ratinglock_disc']==1) { $status_ratinglock_disc=0; } else { $status_ratinglock_disc=1; } $sql='UPDATE '.$tbl_wiki.' SET ratinglock_disc="'.Database::escape_string($status_ratinglock_disc).'" WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter; //Visibility. Value to all,not only for the first api_sql_query($sql,__FILE__,__LINE__); //Although the value now is assigned to all (not only the first), these three lines remain necessary. They do that by changing the page state is made when you press the button and not have to wait to change his page $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.html_entity_decode(Database::escape_string(stripslashes(urldecode($page)))).'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); } //show status if ($row['ratinglock_disc']==1 || ($row['content']=='' AND $row['title']=='' AND $page=='index')) { return false; } else { return true; } } /** * Notify page changes * @author Juan Carlos Ra�a */ function check_notify_page($reflink) { global $tbl_wiki; global $groupfilter; global $tbl_wiki_mailcue; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.$reflink.'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $id=$row['id']; $sql='SELECT * FROM '.$tbl_wiki_mailcue.'WHERE id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="P"'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $idm=$row['id']; if (empty($idm)) { $status_notify=0; } else { $status_notify=1; } //change status if ($_GET['actionpage']=='notify') { if ($status_notify==0) { $sql="INSERT INTO ".$tbl_wiki_mailcue." (id, user_id, type, group_id) VALUES ('".$id."','".api_get_user_id()."','P','".$_clean['group_id']."')"; api_sql_query($sql,__FILE__,__LINE__); $status_notify=1; } else { $sql='DELETE FROM '.$tbl_wiki_mailcue.' WHERE id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="P"'; //$_clean['group_id'] not necessary api_sql_query($sql,__FILE__,__LINE__); $status_notify=0; } } //show status if ($status_notify==0) { return false; } else { return true; } } /** * Notify discussion changes * @author Juan Carlos Ra�a */ function check_notify_discuss($reflink) { global $tbl_wiki; global $groupfilter; global $tbl_wiki_mailcue; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.$reflink.'" AND '.$groupfilter.' ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $id=$row['id']; $sql='SELECT * FROM '.$tbl_wiki_mailcue.'WHERE id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="D"'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $idm=$row['id']; if (empty($idm)) { $status_notify_disc=0; } else { $status_notify_disc=1; } //change status if ($_GET['actionpage']=='notify_disc') { if ($status_notify_disc==0) { if (!$_POST['Submit']) { $sql="INSERT INTO ".$tbl_wiki_mailcue." (id, user_id, type, group_id) VALUES ('".$id."','".api_get_user_id()."','D','".$_clean['group_id']."')"; api_sql_query($sql,__FILE__,__LINE__); $status_notify_disc=1; } else { $status_notify_disc=0; } } else { if (!$_POST['Submit']) { $sql='DELETE FROM '.$tbl_wiki_mailcue.' WHERE id="'.$id.'" AND user_id="'.api_get_user_id().'" AND type="D"'; //$_clean['group_id'] not necessary api_sql_query($sql,__FILE__,__LINE__); $status_notify_disc=0; } else { $status_notify_disc=1; } } } //show status if ($status_notify_disc==0) { return false; } else { return true; } } /** * Notify all changes * @author Juan Carlos Ra�a */ function check_notify_all() { global $tbl_wiki_mailcue; $_clean['group_id']=(int)$_SESSION['_gid']; $sql='SELECT * FROM '.$tbl_wiki_mailcue.'WHERE user_id="'.api_get_user_id().'" AND type="F" AND group_id="'.$_clean['group_id'].'"'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $idm=$row['user_id']; if (empty($idm)) { $status_notify_all=0; } else { $status_notify_all=1; } //change status if ($_GET['actionpage']=='notify_all') { if ($status_notify_all==0) { $sql="INSERT INTO ".$tbl_wiki_mailcue." (user_id, type, group_id) VALUES ('".api_get_user_id()."','F','".$_clean['group_id']."')"; api_sql_query($sql,__FILE__,__LINE__); $status_notify_all=1; } else { $sql='DELETE FROM '.$tbl_wiki_mailcue.' WHERE user_id="'.api_get_user_id().'" AND type="F" AND group_id="'.$_clean['group_id'].'"'; api_sql_query($sql,__FILE__,__LINE__); $status_notify_all=0; } } //show status if ($status_notify_all==0) { return false; } else { return true; } } /** * Function check emailcue and send email when a page change * @author Juan Carlos Ra�a */ function check_emailcue($id_or_ref, $type, $lastime, $lastuser) { global $tbl_wiki; global $groupfilter; global $tbl_wiki_mailcue; global $_course; $_clean['group_id']=(int)$_SESSION['_gid']; $group_properties = GroupManager :: get_group_properties($_clean['group_id']); $group_name= $group_properties['name']; $allow_send_mail=false; //define the variable to below if ($type=='P') { //if modifying a wiki page //first, current author and time //Who is the author? $userinfo= Database::get_user_info_from_id($lastuser); $email_user_author= get_lang('EditedBy').': '.$userinfo['firstname'].' '.$userinfo['lastname']; //When ? $year = substr($lastime, 0, 4); $month = substr($lastime, 5, 2); $day = substr($lastime, 8, 2); $hours=substr($lastime, 11,2); $minutes=substr($lastime, 14,2); $seconds=substr($lastime, 17,2); $email_date_changes=$day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds; //second, extract data from first reg $sql='SELECT * FROM '.$tbl_wiki.'WHERE reflink="'.$id_or_ref.'" AND '.$groupfilter.' ORDER BY id ASC'; //id_or_ref is reflink from tblwiki $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $id=$row['id']; $email_page_name=$row['title']; if ($row['visibility']==1) { $allow_send_mail=true; //if visibility off - notify off $sql='SELECT * FROM '.$tbl_wiki_mailcue.'WHERE id="'.$id.'" AND type="'.$type.'" OR type="F" AND group_id="'.$_clean['group_id'].'"'; //type: P=page, D=discuss, F=full. $result=api_sql_query($sql,__LINE__,__FILE__); $emailtext=get_lang('EmailWikipageModified').' '.$email_page_name.' '.get_lang('Wiki'); } } elseif ($type=='D') { //if added a post to discuss //first, current author and time //Who is the author of last message? $userinfo= Database::get_user_info_from_id($lastuser); $email_user_author= get_lang('AddedBy').': '.$userinfo['firstname'].' '.$userinfo['lastname']; //When ? $year = substr($lastime, 0, 4); $month = substr($lastime, 5, 2); $day = substr($lastime, 8, 2); $hours=substr($lastime, 11,2); $minutes=substr($lastime, 14,2); $seconds=substr($lastime, 17,2); $email_date_changes=$day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds; //second, extract data from first reg $id=$id_or_ref; //$id_or_ref is id from tblwiki $sql='SELECT * FROM '.$tbl_wiki.'WHERE id="'.$id.'" ORDER BY id ASC'; $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $email_page_name=$row['title']; if ($row['visibility_disc']==1) { $allow_send_mail=true; //if visibility off - notify off $sql='SELECT * FROM '.$tbl_wiki_mailcue.'WHERE id="'.$id.'" AND type="'.$type.'" OR type="F" AND group_id="'.$_clean['group_id'].'"'; //type: P=page, D=discuss, F=full $result=api_sql_query($sql,__LINE__,__FILE__); $emailtext=get_lang('EmailWikiPageDiscAdded').' '.$email_page_name.' '.get_lang('Wiki'); } } elseif($type=='A') { //for added pages $id=0; //for tbl_wiki_mailcue $sql='SELECT * FROM '.$tbl_wiki.' ORDER BY id DESC'; //the added is always the last $result=api_sql_query($sql,__LINE__,__FILE__); $row=Database::fetch_array($result); $email_page_name=$row['title']; //Who is the author? $userinfo= Database::get_user_info_from_id($row['user_id']); $email_user_author= get_lang('AddedBy').': '.$userinfo['firstname'].' '.$userinfo['lastname']; //When ? $year = substr($row['dtime'], 0, 4); $month = substr($row['dtime'], 5, 2); $day = substr($row['dtime'], 8, 2); $hours=substr($row['dtime'], 11,2); $minutes=substr($row['dtime'], 14,2); $seconds=substr($row['dtime'], 17,2); $email_date_changes=$day.' '.$month.' '.$year.' '.$hours.":".$minutes.":".$seconds; if($row['assignment']==0) { $allow_send_mail=true; } elseif($row['assignment']==1) { $email_assignment=get_lang('AssignmentDescExtra').' ('.get_lang('AssignmentMode').')'; $allow_send_mail=true; } elseif($row['assignment']==2) { $allow_send_mail=false; //Mode tasks: avoids notifications to all users about all users } $sql='SELECT * FROM '.$tbl_wiki_mailcue.'WHERE id="'.$id.'" AND type="F" AND group_id="'.$_clean['group_id'].'"'; //type: P=page, D=discuss, F=full $result=api_sql_query($sql,__LINE__,__FILE__); $emailtext=get_lang('EmailWikiPageAdded').' '.$email_page_name.' '.get_lang('In').' '. get_lang('Wiki'); } elseif($type=='E') { $id=0; $allow_send_mail=true; //Who is the author? $userinfo= Database::get_user_info_from_id(api_get_user_id()); //current user $email_user_author= get_lang('DeletedBy').': '.$userinfo['firstname'].' '.$userinfo['lastname']; //When ? $today = date('r'); //current time $email_date_changes=$today; $sql='SELECT * FROM '.$tbl_wiki_mailcue.'WHERE id="'.$id.'" AND type="F" AND group_id="'.$_clean['group_id'].'"'; //type: P=page, D=discuss, F=wiki $result=api_sql_query($sql,__LINE__,__FILE__); $emailtext=get_lang('EmailWikipageDedeleted'); } ///make and send email if ($allow_send_mail) { while ($row=Database::fetch_array($result)) { if(empty($charset)){$charset='ISO-8859-1';} $headers = 'Content-Type: text/html; charset='. $charset; $userinfo=Database::get_user_info_from_id($row['user_id']); //$row['user_id'] obtained from tbl_wiki_mailcue $name_to=$userinfo['firstname'].' '.$userinfo['lastname']; $email_to=$userinfo['email']; $sender_name=get_setting('emailAdministrator'); $sender_email=get_setting('emailAdministrator'); $email_subject = get_lang('EmailWikiChanges').' - '.$_course['official_code']; $email_body= get_lang('DearUser').' '.$userinfo['firstname'].' '.$userinfo['lastname'].',

'; $email_body .= $emailtext.' '.$_course['name'].' - '.$group_name.'

'; $email_body .= $email_user_author.' ('.$email_date_changes.')

'; $email_body .= $email_assignment.'

'; $email_body .= ''.get_lang('EmailWikiChangesExt_1').': '.get_lang('NotifyChanges').'
'; $email_body .= get_lang('EmailWikiChangesExt_2').': '.get_lang('NotNotifyChanges').'
'; api_mail_html($name_to, $email_to, $email_subject, $email_body, $sender_name, $sender_email, $headers); } } } /** * Function export last wiki page version to document area * @author Juan Carlos Ra�a */ function export2doc($wikiTitle, $wikiContents, $groupId) { if ( 0 != $groupId) { $groupPart = '_group' . $groupId; // and add groupId to put the same title document in different groups $group_properties = GroupManager :: get_group_properties($groupId); $groupPath = $group_properties['directory']; } else { $groupPart = ''; $groupPath =''; } $exportDir = api_get_path(SYS_COURSE_PATH).api_get_course_path(). '/document'.$groupPath; $exportFile = replace_dangerous_char(replace_accents($wikiTitle), 'strict' ) . $groupPart; $i = 1; while ( file_exists($exportDir . '/' .$exportFile.'_'.$i.'.html') ) $i++; //only export last version, but in new export new version in document area $wikiFileName = $exportFile . '_' . $i . '.html'; $exportPath = $exportDir . '/' . $wikiFileName; $wikiContents = stripslashes($wikiContents); file_put_contents( $exportPath, $wikiContents ); $doc_id = add_document($_course, $groupPath.'/'.$wikiFileName,'file',filesize($exportPath),$wikiFileName); api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'DocumentAdded', api_get_user_id(), $groupId); // TODO: link to go document area } /** * Function wizard individual assignment * @author Juan Carlos Ra�a */ function auto_add_page_users($assignment_type) { global $assig_user_id; //need to identify end reflinks $_clean['group_id']=(int)$_SESSION['_gid']; if($_clean['group_id']==0) { //extract course members if(!empty($_SESSION["id_session"])){ $a_users_to_add = CourseManager :: get_user_list_from_course_code($_SESSION['_course']['id'], true, $_SESSION['id_session']); } else { $a_users_to_add = CourseManager :: get_user_list_from_course_code($_SESSION['_course']['id'], true); } } else { //extract group members $subscribed_users = GroupManager :: get_subscribed_users($_clean['group_id']); $subscribed_tutors = GroupManager :: get_subscribed_tutors($_clean['group_id']); $a_users_to_add_with_duplicates=array_merge($subscribed_users, $subscribed_tutors); //remove duplicates $a_users_to_add = $a_users_to_add_with_duplicates; array_walk($a_users_to_add, create_function('&$value,$key', '$value = json_encode($value);')); $a_users_to_add = array_unique($a_users_to_add); array_walk($a_users_to_add, create_function('&$value,$key', '$value = json_decode($value, true);')); } $all_students_pages = array(); //data about teacher $userinfo=Database::get_user_info_from_id(api_get_user_id()); require_once(api_get_path(INCLUDE_PATH).'/lib/usermanager.lib.php'); if (api_get_user_id()<>0) { $image_path = UserManager::get_user_picture_path_by_id(api_get_user_id(),'web',false, true); $image_repository = $image_path['dir']; $existing_image = $image_path['file']; $photo= '

'; } else { $photo= '

'; } //teacher assignment title $title_orig=$_POST['title']; //teacher assignment reflink $link2teacher=$_POST['title']= $title_orig."_uass".api_get_user_id(); //first: teacher name, photo, and assignment description (original content) $content_orig_A='

'.$photo.get_lang('Teacher').': '.$userinfo['firstname'].$userinfo['lastname'].'

'; $content_orig_B='

'.get_lang('AssignmentDescription').'

'.$_POST['content']; //Second: student list (names, photo and links to their works). //Third: Create Students work pages. foreach($a_users_to_add as $user_id=>$o_user_to_add) { if($o_user_to_add['user_id'] != api_get_user_id()) //except that puts the task { $assig_user_id= $o_user_to_add['user_id']; //identifies each page as created by the student, not by teacher $image_path = UserManager::get_user_picture_path_by_id($assig_user_id,'web',false, true); $image_repository = $image_path['dir']; $existing_image = $image_path['file']; $name= $o_user_to_add['lastname'].', '.$o_user_to_add['firstname']; $photo= '

'; $is_tutor_of_group = GroupManager :: is_tutor_of_group($assig_user_id,$_clean['group_id']); //student is tutor $is_tutor_and_member = (GroupManager :: is_tutor_of_group($assig_user_id,$_clean['group_id']) && GroupManager :: is_subscribed($assig_user_id, $_clean['group_id'])); //student is tutor and member if($is_tutor_and_member) { $status_in_group=get_lang('GroupTutorAndMember'); } else { if($is_tutor_of_group) { $status_in_group=get_lang('GroupTutor'); } else { $status_in_group=" "; //get_lang('GroupStandardMember') } } if($assignment_type==1) { $_POST['title']= $title_orig; $_POST['comment']=get_lang('AssignmentFirstComToStudent'); $_POST['content']='

'.$photo.get_lang('Student').': '.$name.'

[['.$link2teacher.' | '.get_lang('AssignmentLinktoTeacherPage').']] '; //If $content_orig_B is added here, the task written by the professor was copied to the page of each student. TODO: config options //AssignmentLinktoTeacherPage $all_students_pages[] = '

'.$o_user_to_add['lastname'].', '.$o_user_to_add['firstname'].' [['.$_POST['title']."_uass".$assig_user_id.' | '.$photo.']] '.$status_in_group.'

'; $_POST['assignment']=2; } save_new_wiki(); } }//end foreach for each user foreach($a_users_to_add as $user_id=>$o_user_to_add) { if($o_user_to_add['user_id'] == api_get_user_id()) { $assig_user_id=$o_user_to_add['user_id']; if($assignment_type==1) { $_POST['title']= $title_orig; $_POST['comment']=get_lang('AssignmentDesc'); sort($all_students_pages); $_POST['content']=$content_orig_A.$content_orig_B.'

'.get_lang('AssignmentLinkstoStudentsPage').'
'.$title_orig.'

'.implode($all_students_pages).'

'; $_POST['assignment']=1; } save_new_wiki(); } } //end foreach to teacher } ?>

'.$author_photo.'	'.$userinfo['lastname'].', '.$userinfo['firstname'].' ('.$author_status.') '.$row['dtime'].' - '.get_lang('Rating').': '.$row['p_score'].' '.$imagerating.'
	'.$row['comment'].'