grade/edit/tree/index.php

   1 <?php  // $Id$
   2
   3 ///////////////////////////////////////////////////////////////////////////
   4 //                                                                       //
   5 // NOTICE OF COPYRIGHT                                                   //
   6 //                                                                       //
   7 // Moodle - Modular Object-Oriented Dynamic Learning Environment         //
   8 //          http://moodle.com                                            //
   9 //                                                                       //
  10 // Copyright (C) 1999 onwards  Martin Dougiamas  http://moodle.com       //
  11 //                                                                       //
  12 // This program is free software; you can redistribute it and/or modify  //
  13 // it under the terms of the GNU General Public License as published by  //
  14 // the Free Software Foundation; either version 2 of the License, or     //
  15 // (at your option) any later version.                                   //
  16 //                                                                       //
  17 // This program is distributed in the hope that it will be useful,       //
  18 // but WITHOUT ANY WARRANTY; without even the implied warranty of        //
  19 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         //
  20 // GNU General Public License for more details:                          //
  21 //                                                                       //
  22 //          http://www.gnu.org/copyleft/gpl.html                         //
  23 //                                                                       //
  24 ///////////////////////////////////////////////////////////////////////////
  25
  26 require_once '../../../config.php';
  27 require_once $CFG->dirroot.'/grade/lib.php';
  28 require_once $CFG->dirroot.'/grade/report/lib.php'; // for preferences
  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 $context = get_context_instance(CONTEXT_COURSE, $course->id);
  43 require_capability('moodle/grade:manage', $context);
  44
  45 /// return tracking object
  46 $gpr = new grade_plugin_return(array('type'=>'edit', 'plugin'=>'tree', 'courseid'=>$courseid));
  47 $returnurl = $gpr->get_return_url(null);
  48
  49 //first make sure we have proper final grades - we need it for locking changes
  50 grade_regrade_final_grades($courseid);
  51
  52 // get the grading tree object
  53 // note: total must be first for moving to work correctly, if you want it last moving code must be rewritten!
  54 $gtree = new grade_tree($courseid, false, false);
  55
  56 if (empty($eid)) {
  57     $element = null;
  58     $object  = null;
  59
  60 } else {
  61     if (!$element = $gtree->locate_element($eid)) {
  62         error('Incorrect element id!', $returnurl);
  63     }
  64     $object = $element['object'];
  65 }
  66
  67 $switch = grade_report::get_pref('aggregationposition');
  68
  69 $strgrades             = get_string('grades');
  70 $strgraderreport       = get_string('graderreport', 'grades');
  71 $strcategoriesedit     = get_string('categoriesedit', 'grades');
  72 $strcategoriesanditems = get_string('categoriesanditems', 'grades');
  73
  74 $navigation = grade_build_nav(__FILE__, $strcategoriesanditems, array('courseid' => $courseid));
  75 $moving = false;
  76
  77 switch ($action) {
  78     case 'delete':
  79         if ($eid) {
  80             $confirm = optional_param('confirm', 0, PARAM_BOOL);
  81
  82             if ($confirm and confirm_sesskey()) {
  83                 $object->delete('grade/report/grader/category');
  84                 redirect($returnurl);
  85
  86             } else {
  87                 print_header_simple($strgrades . ': ' . $strgraderreport, ': ' . $strcategoriesedit, $navigation, '', '', true, '', navmenu($course));
  88                 $strdeletecheckfull = get_string('deletecheck', '', $object->get_name());
  89                 $optionsyes = array('eid'=>$eid, 'confirm'=>1, 'sesskey'=>sesskey(), 'id'=>$course->id, 'action'=>'delete');
  90                 $optionsno  = array('id'=>$course->id);
  91                 notice_yesno($strdeletecheckfull, 'index.php', 'index.php', $optionsyes, $optionsno, 'post', 'get');
  92                 print_footer($course);
  93                 die;
  94             }
  95         }
  96         break;
  97
  98     case 'autosort':
  99         //TODO: implement autosorting based on order of mods on course page, categories first, manual items last
 100         break;
 101
 102     case 'synclegacy':
 103         grade_grab_legacy_grades($course->id);
 104         redirect($returnurl);
 105
 106     case 'move':
 107         if ($eid and confirm_sesskey()) {
 108             $moveafter = required_param('moveafter', PARAM_ALPHANUM);
 109             if(!$after_el = $gtree->locate_element($moveafter)) {
 110                 error('Incorect element id in moveafter', $returnurl);
 111             }
 112             $after = $after_el['object'];
 113             $parent = $after->get_parent_category();
 114             $sortorder = $after->get_sortorder();
 115
 116             $object->set_parent($parent->id);
 117             $object->move_after_sortorder($sortorder);
 118
 119             redirect($returnurl);
 120         }
 121         break;
 122
 123     case 'moveselect':
 124         if ($eid and confirm_sesskey()) {
 125             $moving = $eid;
 126         }
 127         break;
 128
 129     default:
 130         break;
 131 }
 132
 133 print_header_simple($strgrades . ': ' . $strgraderreport, ': ' . $strcategoriesedit, $navigation, '', '', true, '', navmenu($course));
 134
 135 /// Print the plugin selector at the top
 136 print_grade_plugin_selector($courseid, 'edit', 'tree');
 137
 138 print_heading(get_string('categoriesedit', 'grades'));
 139
 140
 141 print_box_start('gradetreebox generalbox');
 142 echo '<ul id="grade_tree">';
 143 print_grade_tree($gtree, $gtree->top_element, $moving, $gpr, $switch);
 144 echo '</ul>';
 145 print_box_end();
 146
 147 echo '<div class="buttons">';
 148 if ($moving) {
 149     print_single_button('index.php', array('id'=>$course->id), get_string('cancel'), 'get');
 150 } else {
 151     print_single_button('category.php', array('courseid'=>$course->id), get_string('addcategory', 'grades'), 'get');
 152     print_single_button('item.php', array('courseid'=>$course->id), get_string('additem', 'grades'), 'get');
 153     if (!empty($CFG->enableoutcomes)) {
 154         print_single_button('outcomeitem.php', array('courseid'=>$course->id), get_string('addoutcomeitem', 'grades'), 'get');
 155     }
 156     //print_single_button('index.php', array('id'=>$course->id, 'action'=>'autosort'), get_string('autosort', 'grades'), 'get');
 157     print_single_button('index.php', array('id'=>$course->id, 'action'=>'synclegacy'), get_string('synclegacygrades', 'grades'), 'get');
 158 }
 159 echo '</div>';
 160 print_footer($course);
 161 die;
 162
 163 function print_grade_tree(&$gtree, $element, $moving, &$gpr, $switch, $switchedlast=false) {
 164     global $CFG, $COURSE;
 165
 166 /// fetch needed strings
 167     $strmove     = get_string('move');
 168     $strmovehere = get_string('movehere');
 169     $strdelete   = get_string('delete');
 170
 171     $object = $element['object'];
 172     $eid    = $element['eid'];
 173
 174 /// prepare actions
 175     $actions = $gtree->get_edit_icon($element, $gpr);
 176
 177     if ($element['type'] == 'item' or ($element['type'] == 'category' and $element['depth'] > 1)) {
 178         $actions .= '<a href="index.php?id='.$COURSE->id.'&amp;action=delete&amp;eid='
 179                  . $eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/delete.gif" class="iconsmall" alt="'
 180                  . $strdelete.'" title="'.$strdelete.'"/></a>';
 181         $actions .= '<a href="index.php?id='.$COURSE->id.'&amp;action=moveselect&amp;eid='
 182                  . $eid.'&amp;sesskey='.sesskey().'"><img src="'.$CFG->pixpath.'/t/move.gif" class="iconsmall" alt="'
 183                  . $strmove.'" title="'.$strmove.'"/></a>';
 184     }
 185
 186     $actions .= $gtree->get_locking_icon($element, $gpr);
 187
 188     $name = $object->get_name();
 189
 190     //TODO: improve outcome visualisation
 191     if ($element['type'] == 'item' and !empty($object->outcomeid)) {
 192         $name = $name.' ('.get_string('outcome', 'grades').')';
 193     }
 194
 195     if ($object->is_hidden()) {
 196         $name = '<span class="dimmed_text">'.$name.'</span>';
 197     }
 198     $actions .= $gtree->get_hiding_icon($element, $gpr);
 199
 200 /// prepare icon
 201     $icon = '<img src="'.$CFG->wwwroot.'/pix/spacer.gif" class="icon" alt=""/>';
 202     $last = '';
 203     $catcourseitem = false;
 204     switch ($element['type']) {
 205         case 'item':
 206             if ($object->itemtype == 'mod') {
 207                 $icon = '<img src="'.$CFG->modpixpath.'/'.$object->itemmodule.'/icon.gif" class="icon" alt="'
 208                       . get_string('modulename', $object->itemmodule).'"/>';
 209             } else if ($object->itemtype == 'manual') {
 210                 //TODO: add manual grading icon
 211                 if (empty($object->outcomeid)) {
 212                     $icon = '<img src="'.$CFG->pixpath.'/t/edit.gif" class="icon" alt="'
 213                           . get_string('manualgrade', 'grades').'"/>'; // TODO: localize
 214                 } else {
 215                     $icon = '<img src="'.$CFG->pixpath.'/i/outcomes.gif" class="icon" alt="'
 216                           . get_string('outcome', 'grades').'"/>';
 217
 218                 }
 219             }
 220             break;
 221         case 'courseitem':
 222         case 'categoryitem':
 223             $icon = '<img src="'.$CFG->pixpath.'/i/category_grade.gif" class="icon" alt="'.get_string('categorygrade').'"/>'; // TODO: localize
 224             $catcourseitem = true;
 225             break;
 226         case 'category':
 227             $icon = '<img src="'.$CFG->pixpath.'/f/folder.gif" class="icon" alt="'.get_string('category').'"/>';
 228             break;
 229     }
 230
 231 /// prepare move target if needed
 232     $moveto = '';
 233     if ($moving) {
 234         $actions = ''; // no action icons when moving
 235         $moveto = '<li><a href="index.php?id='.$COURSE->id.'&amp;action=move&amp;eid='.$moving.'&amp;moveafter='
 236                 . $eid.'&amp;sesskey='.sesskey().'"><img class="movetarget" src="'.$CFG->wwwroot.'/pix/movehere.gif" alt="'
 237                 . $strmovehere.'" title="'.$strmovehere.'" /></a></li>';
 238     }
 239
 240 /// print the list items now
 241     if ($moving == $eid) {
 242         // do not diplay children
 243         echo '<li class="'.$element['type'].' moving">'.$icon.$name.'('.get_string('move').')</li>';
 244
 245     } else if ($element['type'] != 'category') {
 246         if ($catcourseitem and $switch) {
 247             if ($switchedlast) {
 248                 echo '<li class="'.$element['type'].'">'.$icon.$name.$actions.'</li>';
 249             } else {
 250                 echo $moveto;
 251             }
 252         } else {
 253             echo '<li class="'.$element['type'].'">'.$icon.$name.$actions.'</li>'.$moveto;
 254         }
 255
 256     } else {
 257         echo '<li class="'.$element['type'].'">'.$icon.$name.$actions;
 258         echo '<ul class="catlevel'.$element['depth'].'">';
 259         $last = null;
 260         foreach($element['children'] as $child_el) {
 261             if ($switch and empty($last)) {
 262                 $last = $child_el;
 263             }
 264             print_grade_tree($gtree, $child_el, $moving, $gpr, $switch);
 265         }
 266         if ($last) {
 267             print_grade_tree($gtree, $last, $moving, $gpr, $switch, true);
 268         }
 269         echo '</ul></li>';
 270         if ($element['depth'] > 1) {
 271             echo $moveto; // can not move after the top category
 272         }
 273     }
 274 }
 275
 276
 277 ?>