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Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * This page handles listing of assign overrides
  19   *
  20   * @package    mod_assign
  21   * @copyright  2016 Ilya Tregubov
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  
  26  require_once(dirname(__FILE__) . '/../../config.php');
  27  require_once($CFG->dirroot.'/mod/assign/lib.php');
  28  require_once($CFG->dirroot.'/mod/assign/locallib.php');
  29  require_once($CFG->dirroot.'/mod/assign/override_form.php');
  30  
  31  
  32  $cmid = required_param('cmid', PARAM_INT);
  33  $mode = optional_param('mode', '', PARAM_ALPHA); // One of 'user' or 'group', default is 'group'.
  34  
  35  $action   = optional_param('action', '', PARAM_ALPHA);
  36  $redirect = $CFG->wwwroot.'/mod/assign/overrides.php?cmid=' . $cmid . '&amp;mode=group';
  37  
  38  list($course, $cm) = get_course_and_cm_from_cmid($cmid, 'assign');
  39  $assign = $DB->get_record('assign', array('id' => $cm->instance), '*', MUST_EXIST);
  40  
  41  require_login($course, false, $cm);
  42  
  43  $context = context_module::instance($cm->id);
  44  
  45  // Check the user has the required capabilities to list overrides.
  46  require_capability('mod/assign:manageoverrides', $context);
  47  
  48  $assigngroupmode = groups_get_activity_groupmode($cm);
  49  $accessallgroups = ($assigngroupmode == NOGROUPS) || has_capability('moodle/site:accessallgroups', $context);
  50  
  51  $overridecountgroup = $DB->count_records('assign_overrides', array('userid' => null, 'assignid' => $assign->id));
  52  
  53  // Get the course groups that the current user can access.
  54  $groups = $accessallgroups ? groups_get_all_groups($cm->course) : groups_get_activity_allowed_groups($cm);
  55  
  56  // Default mode is "group", unless there are no groups.
  57  if ($mode != "user" and $mode != "group") {
  58      if (!empty($groups)) {
  59          $mode = "group";
  60      } else {
  61          $mode = "user";
  62      }
  63  }
  64  $groupmode = ($mode == "group");
  65  
  66  $url = new moodle_url('/mod/assign/overrides.php', array('cmid' => $cm->id, 'mode' => $mode));
  67  
  68  $PAGE->set_url($url);
  69  navigation_node::override_active_url(new moodle_url('/mod/assign/overrides.php', ['cmid' => $cmid]));
  70  
  71  if ($action == 'movegroupoverride') {
  72      $id = required_param('id', PARAM_INT);
  73      $dir = required_param('dir', PARAM_ALPHA);
  74  
  75      if (confirm_sesskey()) {
  76          move_group_override($id, $dir, $assign->id);
  77      }
  78      redirect($redirect);
  79  }
  80  
  81  // Display a list of overrides.
  82  $PAGE->set_pagelayout('admin');
  83  $PAGE->add_body_class('limitedwidth');
  84  $PAGE->set_title(get_string('overrides', 'assign'));
  85  $PAGE->set_heading($course->fullname);
  86  $activityheader = $PAGE->activityheader;
  87  $activityheader->set_attrs([
  88      'description' => '',
  89      'hidecompletion' => true,
  90      'title' => $activityheader->is_title_allowed() ? format_string($assign->name, true, ['context' => $context]) : ""
  91  ]);
  92  echo $OUTPUT->header();
  93  echo $OUTPUT->heading(get_string('overrides', 'mod_assign'), 2);
  94  $overridemenu = new \mod_assign\output\override_actionmenu($url, $cm);
  95  $renderer = $PAGE->get_renderer('mod_assign');
  96  echo $renderer->render($overridemenu);
  97  
  98  // Delete orphaned group overrides.
  99  $sql = 'SELECT o.id
 100            FROM {assign_overrides} o
 101       LEFT JOIN {groups} g ON o.groupid = g.id
 102           WHERE o.groupid IS NOT NULL
 103                 AND g.id IS NULL
 104                 AND o.assignid = ?';
 105  $params = array($assign->id);
 106  $orphaned = $DB->get_records_sql($sql, $params);
 107  if (!empty($orphaned)) {
 108      $DB->delete_records_list('assign_overrides', 'id', array_keys($orphaned));
 109  }
 110  
 111  $overrides = [];
 112  
 113  // Fetch all overrides.
 114  if ($groupmode) {
 115      $colname = get_string('group');
 116      // To filter the result by the list of groups that the current user has access to.
 117      if ($groups) {
 118          $params = ['assignid' => $assign->id];
 119          list($insql, $inparams) = $DB->get_in_or_equal(array_keys($groups), SQL_PARAMS_NAMED);
 120          $params += $inparams;
 121  
 122          $sql = "SELECT o.*, g.name
 123                    FROM {assign_overrides} o
 124                    JOIN {groups} g ON o.groupid = g.id
 125                   WHERE o.assignid = :assignid AND g.id $insql
 126                ORDER BY o.sortorder";
 127  
 128          $overrides = $DB->get_records_sql($sql, $params);
 129      }
 130  } else {
 131      $colname = get_string('user');
 132      list($sort, $params) = users_order_by_sql('u');
 133      $params['assignid'] = $assign->id;
 134  
 135      $userfieldsapi = \core_user\fields::for_name();
 136      if ($accessallgroups) {
 137          $sql = 'SELECT o.*, ' . $userfieldsapi->get_sql('u', false, '', '', false)->selects . '
 138                    FROM {assign_overrides} o
 139                    JOIN {user} u ON o.userid = u.id
 140                   WHERE o.assignid = :assignid
 141                ORDER BY ' . $sort;
 142  
 143          $overrides = $DB->get_records_sql($sql, $params);
 144      } else if ($groups) {
 145          list($insql, $inparams) = $DB->get_in_or_equal(array_keys($groups), SQL_PARAMS_NAMED);
 146          $params += $inparams;
 147  
 148          $sql = 'SELECT o.*, ' . $userfieldsapi->get_sql('u', false, '', '', false)->selects . '
 149                    FROM {assign_overrides} o
 150                    JOIN {user} u ON o.userid = u.id
 151                    JOIN {groups_members} gm ON u.id = gm.userid
 152                   WHERE o.assignid = :assignid AND gm.groupid ' . $insql . '
 153                ORDER BY ' . $sort;
 154  
 155          $overrides = $DB->get_records_sql($sql, $params);
 156      }
 157  }
 158  
 159  // Initialise table.
 160  $table = new html_table();
 161  $table->headspan = array(1, 2, 1);
 162  $table->colclasses = array('colname', 'colsetting', 'colvalue', 'colaction');
 163  $table->head = array(
 164          $colname,
 165          get_string('overrides', 'assign'),
 166          get_string('action'),
 167  );
 168  
 169  $userurl = new moodle_url('/user/view.php', array());
 170  $groupurl = new moodle_url('/group/overview.php', array('id' => $cm->course));
 171  
 172  $overridedeleteurl = new moodle_url('/mod/assign/overridedelete.php');
 173  $overrideediturl = new moodle_url('/mod/assign/overrideedit.php');
 174  
 175  $hasinactive = false; // Whether there are any inactive overrides.
 176  
 177  foreach ($overrides as $override) {
 178  
 179      $fields = array();
 180      $values = array();
 181      $active = true;
 182  
 183      // Check for inactive overrides.
 184      if (!$groupmode) {
 185          if (!is_enrolled($context, $override->userid)) {
 186              // User not enrolled.
 187              $active = false;
 188          } else if (!\core_availability\info_module::is_user_visible($cm, $override->userid)) {
 189              // User cannot access the module.
 190              $active = false;
 191          }
 192      }
 193  
 194      // Format allowsubmissionsfromdate.
 195      if (isset($override->allowsubmissionsfromdate)) {
 196          $fields[] = get_string('open', 'assign');
 197          $values[] = $override->allowsubmissionsfromdate > 0 ? userdate($override->allowsubmissionsfromdate) : get_string('noopen',
 198              'assign');
 199      }
 200  
 201      // Format duedate.
 202      if (isset($override->duedate)) {
 203          $fields[] = get_string('duedate', 'assign');
 204          $values[] = $override->duedate > 0 ? userdate($override->duedate) : get_string('noclose', 'assign');
 205      }
 206  
 207      // Format cutoffdate.
 208      if (isset($override->cutoffdate)) {
 209          $fields[] = get_string('cutoffdate', 'assign');
 210          $values[] = $override->cutoffdate > 0 ? userdate($override->cutoffdate) : get_string('noclose', 'assign');
 211      }
 212  
 213      // Format timelimit.
 214      if (isset($override->timelimit)) {
 215          $fields[] = get_string('timelimit', 'assign');
 216          $values[] = $override->timelimit > 0 ? format_time($override->timelimit) : get_string('none', 'assign');
 217      }
 218  
 219      // Icons.
 220      $iconstr = '';
 221  
 222      // Edit.
 223      $editurlstr = $overrideediturl->out(true, array('id' => $override->id));
 224      $iconstr = '<a title="' . get_string('edit') . '" href="'. $editurlstr . '">' .
 225              $OUTPUT->pix_icon('t/edit', get_string('edit')) . '</a> ';
 226      // Duplicate.
 227      $copyurlstr = $overrideediturl->out(true,
 228              array('id' => $override->id, 'action' => 'duplicate'));
 229      $iconstr .= '<a title="' . get_string('copy') . '" href="' . $copyurlstr . '">' .
 230              $OUTPUT->pix_icon('t/copy', get_string('copy')) . '</a> ';
 231      // Delete.
 232      $deleteurlstr = $overridedeleteurl->out(true,
 233              array('id' => $override->id, 'sesskey' => sesskey()));
 234      $iconstr .= '<a title="' . get_string('delete') . '" href="' . $deleteurlstr . '">' .
 235                  $OUTPUT->pix_icon('t/delete', get_string('delete')) . '</a> ';
 236  
 237      if ($groupmode) {
 238          $usergroupstr = '<a href="' . $groupurl->out(true, ['group' => $override->groupid]) . '" >' .
 239              format_string($override->name, true, ['context' => $context]) . '</a>';
 240  
 241          // Move up.
 242          if ($override->sortorder > 1) {
 243              $iconstr .= '<a title="'.get_string('moveup').'" href="overrides.php?cmid=' . $cmid .
 244                  '&amp;id=' . $override->id .'&amp;action=movegroupoverride&amp;dir=up&amp;sesskey='.sesskey().'">' .
 245                  $OUTPUT->pix_icon('t/up', get_string('moveup')) . '</a> ';
 246          } else {
 247              $iconstr .= $OUTPUT->spacer() . ' ';
 248          }
 249  
 250          // Move down.
 251          if ($override->sortorder < $overridecountgroup) {
 252              $iconstr .= '<a title="'.get_string('movedown').'" href="overrides.php?cmid='.$cmid.
 253                  '&amp;id=' . $override->id . '&amp;action=movegroupoverride&amp;dir=down&amp;sesskey='.sesskey().'">' .
 254                  $OUTPUT->pix_icon('t/down', get_string('movedown')) . '</a> ';
 255          } else {
 256              $iconstr .= $OUTPUT->spacer() . ' ';
 257          }
 258  
 259  
 260      } else {
 261          $usergroupstr = html_writer::link($userurl->out(false,
 262                  array('id' => $override->userid, 'course' => $course->id)),
 263                  fullname($override));
 264      }
 265  
 266      $class = '';
 267      if (!$active) {
 268          $class = "dimmed_text";
 269          $usergroupstr .= '*';
 270          $hasinactive = true;
 271      }
 272  
 273      $usergroupcell = new html_table_cell();
 274      $usergroupcell->rowspan = count($fields);
 275      $usergroupcell->text = $usergroupstr;
 276      $actioncell = new html_table_cell();
 277      $actioncell->rowspan = count($fields);
 278      $actioncell->text = $iconstr;
 279  
 280      for ($i = 0; $i < count($fields); ++$i) {
 281          $row = new html_table_row();
 282          $row->attributes['class'] = $class;
 283          if ($i == 0) {
 284              $row->cells[] = $usergroupcell;
 285          }
 286          $cell1 = new html_table_cell();
 287          $cell1->text = $fields[$i];
 288          $row->cells[] = $cell1;
 289          $cell2 = new html_table_cell();
 290          $cell2->text = $values[$i];
 291          $row->cells[] = $cell2;
 292          if ($i == 0) {
 293              $row->cells[] = $actioncell;
 294          }
 295          $table->data[] = $row;
 296      }
 297  }
 298  
 299  // Output the table and button.
 300  echo html_writer::start_tag('div', array('id' => 'assignoverrides'));
 301  if (count($table->data)) {
 302      echo html_writer::table($table);
 303  } else {
 304      if ($groupmode) {
 305          echo $OUTPUT->notification(get_string('nogroupoverrides', 'mod_assign'), 'info');
 306      } else {
 307          echo $OUTPUT->notification(get_string('nouseroverrides', 'mod_assign'), 'info');
 308      }
 309  }
 310  
 311  if ($hasinactive) {
 312      echo $OUTPUT->notification(get_string('inactiveoverridehelp', 'assign'), 'dimmed_text');
 313  }
 314  
 315  echo html_writer::start_tag('div', array('class' => 'buttons'));
 316  $options = array();
 317  if ($groupmode) {
 318      if (empty($groups)) {
 319          // There are no groups.
 320          echo $OUTPUT->notification(get_string('groupsnone', 'assign'), 'error');
 321          $options['disabled'] = true;
 322      }
 323  } else {
 324      $users = array();
 325      // See if there are any users in the assign.
 326      if ($accessallgroups) {
 327          $users = get_enrolled_users($context, '', 0, 'u.id');
 328          $nousermessage = get_string('usersnone', 'assign');
 329      } else if ($groups) {
 330          $enrolledjoin = get_enrolled_join($context, 'u.id');
 331          list($ingroupsql, $ingroupparams) = $DB->get_in_or_equal(array_keys($groups), SQL_PARAMS_NAMED);
 332          $params = $enrolledjoin->params + $ingroupparams;
 333          $sql = "SELECT u.id
 334                    FROM {user} u
 335                    JOIN {groups_members} gm ON gm.userid = u.id
 336                         {$enrolledjoin->joins}
 337                   WHERE gm.groupid $ingroupsql
 338                         AND {$enrolledjoin->wheres}
 339                ORDER BY $sort";
 340          $users = $DB->get_records_sql($sql, $params);
 341          $nousermessage = get_string('usersnone', 'assign');
 342      } else {
 343          $nousermessage = get_string('groupsnone', 'assign');
 344      }
 345      $info = new \core_availability\info_module($cm);
 346      $users = $info->filter_user_list($users);
 347  
 348      if (empty($users)) {
 349          // There are no users.
 350          echo $OUTPUT->notification($nousermessage, 'error');
 351          $options['disabled'] = true;
 352      }
 353  }
 354  echo html_writer::end_tag('div');
 355  echo html_writer::end_tag('div');
 356  
 357  // Finish the page.
 358  echo $OUTPUT->footer();