grade/edit/edit_tree.php

   1 <?php
   2 // $Id$
   3
   4 ///////////////////////////////////////////////////////////////////////////
   5 //                                                                       //
   6 // NOTICE OF COPYRIGHT                                                   //
   7 //                                                                       //
   8 // Moodle - Modular Object-Oriented Dynamic Learning Environment         //
   9 //          http://moodle.com                                            //
  10 //                                                                       //
  11 // Copyright (C) 2001-2007  Martin Dougiamas  http://dougiamas.com       //
  12 //                                                                       //
  13 // This program is free software; you can redistribute it and/or modify  //
  14 // it under the terms of the GNU General Public License as published by  //
  15 // the Free Software Foundation; either version 2 of the License, or     //
  16 // (at your option) any later version.                                   //
  17 //                                                                       //
  18 // This program is distributed in the hope that it will be useful,       //
  19 // but WITHOUT ANY WARRANTY; without even the implied warranty of        //
  20 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         //
  21 // GNU General Public License for more details:                          //
  22 //                                                                       //
  23 //          http://www.gnu.org/copyleft/gpl.html                         //
  24 //                                                                       //
  25 ///////////////////////////////////////////////////////////////////////////
  26
  27 require_once '../../config.php';
  28 require_once $CFG->libdir.'/gradelib.php';
  29
  30 $courseid = required_param('id', PARAM_INT);
  31 $action   = optional_param('action', 0, PARAM_ALPHA);
  32 $eid      = optional_param('eid', 0, PARAM_ALPHANUM);
  33
  34
  35 /// Make sure they can even access this course
  36
  37 if (!$course = get_record('course', 'id', $courseid)) {
  38         print_error('nocourseid');
  39 }
  40
  41 require_login($course);
  42
  43 $context = get_context_instance(CONTEXT_COURSE, $course->id);
  44 //require_capability() here!!
  45
  46 // default return url
  47 $returnurl = 'edit_tree.php?id='.$course->id;
  48
  49 // get the grading tree object
  50 // note: total must be first for moving to work correctly, if you want it last moving code must be rewritten!
  51 $gtree = new grade_tree($courseid, false, false, false);
  52
  53 if (empty($eid)) {
  54     $element = null;
  55     $object  = null;
  56
  57 } else {
  58     if (!$element = $gtree->locate_element($eid)) {
  59         error('Incorrect element id!', $returnurl);
  60     }
  61     $object  = $element['object'];
  62 }
  63
  64
  65 $strgrades         = get_string('grades');
  66 $strgraderreport   = get_string('graderreport', 'grades');
  67 $strcategoriesedit = get_string('categoriesedit', 'grades');
  68
  69 $nav = array(array('name'=>$strgrades,'link'=>$CFG->wwwroot.'/grade/index.php?id='.$courseid, 'type'=>'misc'),
  70              array('name'=>$strcategoriesedit, 'link'=>'', 'type'=>'misc'));
  71
  72 $navigation = build_navigation($nav);
  73 $moving = false;
  74
  75 switch ($action) {
  76     case 'edit':
  77         if ($eid and confirm_sesskey()) {
  78             if ($element['type'] == 'category') {
  79                 redirect('edit_category.php?courseid='.$course->id.'&amp;id='.$object->id);
  80             } else {
  81                 redirect('edit_item.php?courseid='.$course->id.'&amp;id='.$object->id);
  82             }
  83         }
  84         break;
  85
  86     case 'delete':
  87         if ($eid) {
  88             $confirm = optional_param('confirm', 0, PARAM_BOOL);
  89
  90             if ($confirm and confirm_sesskey()) {
  91                 $object->delete('grade/report/grader/category');
  92                 redirect($returnurl);
  93
  94             } else {
  95                 print_header_simple($strgrades . ': ' . $strgraderreport, ': ' . $strcategoriesedit, $navigation, '', '', true, '', navmenu($course));
  96                 $strdeletecheckfull = get_string('deletecheck', '', $object->get_name());
  97                 $optionsyes = array('eid'=>$eid, 'confirm'=>1, 'sesskey'=>sesskey(), 'id'=>$course->id, 'action'=>'delete');
  98                 $optionsno  = array('id'=>$course->id);
  99                 notice_yesno($strdeletecheckfull, 'edit_tree.php', 'edit_tree.php', $optionsyes, $optionsno, 'post', 'get');
 100                 print_footer($course);
 101                 die;
 102             }
 103         }
 104         break;
 105
 106     case 'autosort':
 107         //TODO: implement autosorting based on order of mods on course page, categories first, manual items last
 108         break;
 109
 110     case 'synclegacy':
 111         grade_grab_legacy_grades($course->id);
 112         redirect($returnurl);
 113
 114     case 'move':
 115         if ($eid and confirm_sesskey()) {
 116             $moveafter = required_param('moveafter', PARAM_ALPHANUM);
 117             if(!$after_el = $gtree->locate_element($moveafter)) {
 118                 error('Incorect element id in moveafter', $returnurl);
 119             }
 120             $after = $after_el['object'];
 121             $parent = $after->get_parent_category();
 122             $sortorder = $after->get_sortorder();
 123
 124             $object->set_parent($parent->id);
 125             $object->move_after_sortorder($sortorder);
 126
 127             redirect($returnurl);
 128         }
 129         break;
 130
 131     case 'moveselect':
 132         if ($eid and confirm_sesskey()) {
 133             $moving = $eid;
 134         }
 135         break;
 136
 137     case 'hide':
 138         if ($eid and confirm_sesskey()) {
 139             $object->set_hidden(1);
 140             redirect($returnurl);
 141         }
 142         break;
 143
 144     case 'show':
 145         if ($eid and confirm_sesskey()) {
 146             $object->set_hidden(0);
 147             redirect($returnurl);
 148         }
 149         break;
 150
 151     case 'lock':
 152         if ($eid and confirm_sesskey()) {
 153             //TODO: add error handling in redirect
 154             $object->set_locked(1);
 155             redirect($returnurl);
 156         }
 157         break;
 158
 159     case 'unlock':
 160         if ($eid and confirm_sesskey()) {
 161             $object->set_locked(0);
 162             redirect($returnurl);
 163         }
 164         break;
 165
 166     default:
 167         break;
 168 }
 169
 170 print_header_simple($strgrades . ': ' . $strgraderreport, ': ' . $strcategoriesedit, $navigation, '', '', true, '', navmenu($course));
 171
 172 print_heading(get_string('categoriesedit', 'grades'));
 173
 174 // Add tabs
 175 // TODO: implement return support - use tabs from the report plugin
 176 /*$currenttab = 'editcategory';
 177 include('tabs.php');*/
 178
 179 print_box_start('gradetreebox generalbox');
 180 echo '<ul id="grade_tree">';
 181 print_grade_tree($gtree->top_element, $moving);
 182 echo '</ul>';
 183 print_box_end();
 184
 185 echo '<div class="buttons">';
 186 if ($moving) {
 187     print_single_button('edit_tree.php', array('id'=>$course->id), get_string('cancel'), 'get');
 188 } else {
 189     print_single_button('edit_category.php', array('courseid'=>$course->id), get_string('addcategory', 'grades'), 'get');
 190     print_single_button('edit_item.php', array('courseid'=>$course->id), get_string('additem', 'grades'), 'get');
 191     print_single_button('edit_tree.php', array('id'=>$course->id, 'action'=>'autosort'), get_string('autosort', 'grades'), 'get');
 192     print_single_button('edit_tree.php', array('id'=>$course->id, 'action'=>'synclegacy'), get_string('synclegacygrades', 'grades'), 'get');
 193 }
 194 echo '</div>';
 195 print_footer($course);
 196 die;
 197
 198
 199
 200
 201 function print_grade_tree($element, $moving) {
 202     global $CFG, $COURSE;
 203
 204 /// fetch needed strings
 205     $strmove     = get_string('move');
 206     $strmovehere = get_string('movehere');
 207     $stredit     = get_string('edit');
 208     $strdelete   = get_string('delete');
 209     $strhide     = get_string('hide');
 210     $strshow     = get_string('show');
 211     $strlock     = get_string('lock', 'grades');
 212     $strunlock   = get_string('unlock', 'grades');
 213
 214     $object = $element['object'];
 215     $eid    = $element['eid'];
 216
 217 /// prepare actions
 218     $actions = '<a href="edit_tree.php?id='.$COURSE->id.'&amp;action=edit&amp;eid='.$eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/edit.gif" class="iconsmall" alt="'.$stredit.'" title="'.$stredit.'"/></a>';
 219
 220     if ($element['type'] == 'item' or ($element['type'] == 'category' and $element['depth'] > 1)) {
 221         $actions .= '<a href="edit_tree.php?id='.$COURSE->id.'&amp;action=delete&amp;eid='.$eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/delete.gif" class="iconsmall" alt="'.$strdelete.'" title="'.$strdelete.'"/></a>';
 222         $actions .= '<a href="edit_tree.php?id='.$COURSE->id.'&amp;action=moveselect&amp;eid='.$eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/move.gif" class="iconsmall" alt="'.$strmove.'" title="'.$strmove.'"/></a>';
 223     }
 224
 225     if ($object->is_locked()) {
 226         $actions .= '<a href="edit_tree.php?id='.$COURSE->id.'&amp;action=unlock&amp;eid='.$eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/unlock.gif" class="iconsmall" alt="'.$strunlock.'" title="'.$strunlock.'"/></a>';
 227     } else {
 228         $actions .= '<a href="edit_tree.php?id='.$COURSE->id.'&amp;action=lock&amp;eid='.$eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/lock.gif" class="iconsmall" alt="'.$strlock.'" title="'.$strlock.'"/></a>';
 229     }
 230
 231     if ($object->is_hidden()) {
 232         $name = '<span class="dimmed_text">'.$object->get_name().'</span>';
 233         $actions .= '<a href="edit_tree.php?id='.$COURSE->id.'&amp;action=show&amp;eid='.$eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/show.gif" class="iconsmall" alt="'.$strshow.'" title="'.$strshow.'"/></a>';
 234     } else {
 235         $name = $object->get_name();
 236         $actions .= '<a href="edit_tree.php?id='.$COURSE->id.'&amp;action=hide&amp;eid='.$eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/hide.gif" class="iconsmall" alt="'.$strhide.'" title="'.$strhide.'"/></a>';
 237     }
 238
 239 /// prepare icon
 240     $icon = '<img src="'.$CFG->wwwroot.'/pix/spacer.gif" class="icon" alt=""/>';
 241     switch ($element['type']) {
 242         case 'item':
 243             if ($object->itemtype == 'mod') {
 244                 $icon = '<img src="'.$CFG->modpixpath.'/'.$object->itemmodule.'/icon.gif" class="icon" alt="'.get_string('modulename', $object->itemmodule).'"/>';
 245             } else if ($object->itemtype == 'manual') {
 246                 //TODO: add manual grading icon
 247                 $icon = '<img src="'.$CFG->pixpath.'/t/edit.gif" class="icon" alt="'.get_string('manualgrade', 'grades').'"/>'; // TODO: localize
 248             }
 249             break;
 250         case 'courseitem':
 251         case 'categoryitem':
 252             $icon = '<img src="'.$CFG->pixpath.'/i/category_grade.gif" class="icon" alt="'.get_string('categorygrade').'"/>'; // TODO: localize
 253             break;
 254         case 'category':
 255             $icon = '<img src="'.$CFG->pixpath.'/f/folder.gif" class="icon" alt="'.get_string('category').'"/>';
 256             break;
 257     }
 258
 259 /// prepare move target if needed
 260     $moveto = '';
 261     if ($moving) {
 262         $actions = ''; // no action icons when moving
 263         $moveto = '<li><a href="edit_tree.php?id='.$COURSE->id.'&amp;action=move&amp;eid='.$moving.'&amp;moveafter='.$eid.'&amp;sesskey='.sesskey().'"><img class="movetarget" src="'.$CFG->wwwroot.'/pix/movehere.gif" alt="'.$strmovehere.'" title="'.$strmovehere.'" /></a></li>';
 264     }
 265
 266 /// print the list items now
 267     if ($moving == $eid) {
 268         // do not diplay children
 269         echo '<li class="'.$element['type'].' moving">'.$icon.$name.'('.get_string('move').')</li>';
 270
 271     } else if ($element['type'] != 'category') {
 272         echo '<li class="'.$element['type'].'">'.$icon.$name.$actions.'</li>'.$moveto;
 273
 274     } else {
 275         echo '<li class="'.$element['type'].'">'.$icon.$name.$actions;
 276         echo '<ul class="catlevel'.$element['depth'].'">';
 277         foreach($element['children'] as $child_el) {
 278             print_grade_tree($child_el, $moving);
 279         }
 280         echo '</ul></li>';
 281         if ($element['depth'] > 1) {
 282             echo $moveto; // can not move after the top category
 283         }
 284     }
 285 }
 286
 287
 288 ?>