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Differences Between: [Versions 310 and 403] [Versions 311 and 403] [Versions 39 and 403] [Versions 400 and 403]

   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  // This page prints reports and info about chats.
  18  
  19  require_once('../../config.php');
  20  require_once ('lib.php');
  21  
  22  $id            = required_param('id', PARAM_INT);
  23  $start         = optional_param('start', 0, PARAM_INT);   // Start of period.
  24  $end           = optional_param('end', 0, PARAM_INT);     // End of period.
  25  $deletesession = optional_param('deletesession', 0, PARAM_BOOL);
  26  $confirmdelete = optional_param('confirmdelete', 0, PARAM_BOOL);
  27  $showall      = optional_param('show_all', 0, PARAM_BOOL);
  28  
  29  $url = new moodle_url('/mod/chat/report.php', array('id' => $id));
  30  if ($start !== 0) {
  31      $url->param('start', $start);
  32  }
  33  if ($end !== 0) {
  34      $url->param('end', $end);
  35  }
  36  if ($deletesession !== 0) {
  37      $url->param('deletesession', $deletesession);
  38  }
  39  if ($confirmdelete !== 0) {
  40      $url->param('confirmdelete', $confirmdelete);
  41  }
  42  $PAGE->set_url($url);
  43  
  44  if (! $cm = get_coursemodule_from_id('chat', $id)) {
  45      throw new \moodle_exception('invalidcoursemodule');
  46  }
  47  if (! $chat = $DB->get_record('chat', array('id' => $cm->instance))) {
  48      throw new \moodle_exception('invalidcoursemodule');
  49  }
  50  if (! $course = $DB->get_record('course', array('id' => $chat->course))) {
  51      throw new \moodle_exception('coursemisconf');
  52  }
  53  
  54  require_login($course, false, $cm);
  55  $context = context_module::instance($cm->id);
  56  $PAGE->set_context($context);
  57  $PAGE->set_heading($course->fullname);
  58  
  59  if (empty($chat->studentlogs) && !has_capability('mod/chat:readlog', $context)) {
  60      notice(get_string('nopermissiontoseethechatlog', 'chat'));
  61  }
  62  
  63  $params = array(
  64      'context' => $context,
  65      'objectid' => $chat->id,
  66      'other' => array(
  67          'start' => $start,
  68          'end' => $end
  69      )
  70  );
  71  $event = \mod_chat\event\sessions_viewed::create($params);
  72  $event->add_record_snapshot('chat', $chat);
  73  $event->trigger();
  74  
  75  $strchats         = get_string('modulenameplural', 'chat');
  76  $strchat          = get_string('modulename', 'chat');
  77  $strchatreport    = get_string('chatreport', 'chat');
  78  $strseesession    = get_string('seesession', 'chat');
  79  $strdeletesession = get_string('deletesession', 'chat');
  80  
  81  $navlinks = array();
  82  
  83  $canexportsess = has_capability('mod/chat:exportsession', $context);
  84  $canviewfullnames = has_capability('moodle/site:viewfullnames', $context);
  85  
  86  $PAGE->activityheader->set_attrs([
  87      'title' => '',
  88      'description' => '',
  89      'hidecompletion' => true,
  90      'hideoverflow' => true,
  91  ]);
  92  // Print a session if one has been specified.
  93  
  94  if ($start and $end and !$confirmdelete) {   // Show a full transcript.
  95      $PAGE->navbar->add($strchatreport);
  96      echo $OUTPUT->header();
  97  
  98      // Check to see if groups are being used here.
  99      $groupmode = groups_get_activity_groupmode($cm);
 100      $currentgroup = groups_get_activity_group($cm, true);
 101      groups_print_activity_menu($cm, $CFG->wwwroot . "/mod/chat/report.php?id=$cm->id");
 102  
 103      if ($deletesession and has_capability('mod/chat:deletelog', $context)) {
 104          echo $OUTPUT->confirm(get_string('deletesessionsure', 'chat'),
 105                       "report.php?id=$cm->id&deletesession=1&confirmdelete=1&start=$start&end=$end",
 106                       "report.php?id=$cm->id");
 107      }
 108  
 109      if (!$messages = chat_get_session_messages($chat->id, $currentgroup, $start, $end, 'timestamp ASC')) {
 110          echo $OUTPUT->heading(get_string('nomessages', 'chat'));
 111      } else {
 112          echo '<p class="boxaligncenter">'.userdate($start).' --> '. userdate($end).'</p>';
 113  
 114          echo $OUTPUT->box_start('center');
 115          $participates = array();
 116          foreach ($messages as $message) {  // We are walking FORWARDS through messages.
 117              if (!isset($participates[$message->userid])) {
 118                  $participates[$message->userid] = true;
 119              }
 120              $formatmessage = chat_format_message($message, $course->id, $USER);
 121              if (isset($formatmessage->html)) {
 122                  echo $formatmessage->html;
 123              }
 124          }
 125          $participatedcap = array_key_exists($USER->id, $participates)
 126                             && has_capability('mod/chat:exportparticipatedsession', $context);
 127  
 128          if (!empty($CFG->enableportfolios) && ($canexportsess || $participatedcap)) {
 129              require_once($CFG->libdir . '/portfoliolib.php');
 130              $buttonoptions  = array(
 131                  'id'    => $cm->id,
 132                  'start' => $start,
 133                  'end'   => $end,
 134              );
 135              $button = new portfolio_add_button();
 136              $button->set_callback_options('chat_portfolio_caller', $buttonoptions, 'mod_chat');
 137              $button->render();
 138          }
 139          echo $OUTPUT->box_end();
 140      }
 141  
 142      if (!$deletesession or !has_capability('mod/chat:deletelog', $context)) {
 143          echo $OUTPUT->continue_button("report.php?id=$cm->id");
 144      }
 145  
 146      echo $OUTPUT->footer();
 147      exit;
 148  }
 149  
 150  
 151  // Print the Sessions display.
 152  $PAGE->navbar->add($strchatreport);
 153  $PAGE->set_title($strchatreport);
 154  echo $OUTPUT->header();
 155  
 156  echo $OUTPUT->heading(get_string('sessions', 'chat'), 2);
 157  
 158  // Check to see if groups are being used here
 159  if ($groupmode = groups_get_activity_groupmode($cm)) {   // Groups are being used.
 160      $currentgroup = groups_get_activity_group($cm, true);
 161      groups_print_activity_menu($cm, $CFG->wwwroot . "/mod/chat/report.php?id=$cm->id");
 162  } else {
 163      $currentgroup = false;
 164  }
 165  
 166  $params = array('currentgroup' => $currentgroup, 'chatid' => $chat->id, 'start' => $start, 'end' => $end);
 167  
 168  // If the user is allocated to a group, only show discussions with people in
 169  // the same group, or no group.
 170  if (!empty($currentgroup)) {
 171      $groupselect = " AND (groupid = :currentgroup OR groupid = 0)";
 172  } else {
 173      $groupselect = "";
 174  }
 175  
 176  // Delete a session if one has been specified.
 177  
 178  if ($deletesession and has_capability('mod/chat:deletelog', $context)
 179      and $confirmdelete and $start and $end and confirm_sesskey()) {
 180  
 181      $DB->delete_records_select('chat_messages', "chatid = :chatid AND timestamp >= :start AND
 182                                                   timestamp <= :end $groupselect", $params);
 183      $strdeleted  = get_string('deleted');
 184      echo $OUTPUT->notification("$strdeleted: ".userdate($start).' --> '. userdate($end));
 185      unset($deletesession);
 186  }
 187  
 188  // Get the messages.
 189  if (empty($messages)) {   // May have already got them above.
 190      if (!$messages = chat_get_session_messages($chat->id, $currentgroup, 0, 0, 'timestamp DESC')) {
 191          echo $OUTPUT->heading(get_string('nomessages', 'chat'), 3);
 192          echo $OUTPUT->footer();
 193          exit;
 194      }
 195  }
 196  
 197  if ($showall) {
 198      $headingstr = get_string('listing_all_sessions', 'chat') . '&nbsp;';
 199      $headingstr .= html_writer::link("report.php?id={$cm->id}&show_all=0", get_string('list_complete_sessions', 'chat'));
 200      echo  $OUTPUT->heading($headingstr, 3);
 201  }
 202  
 203  // Show all the sessions.
 204  $completesessions  = 0;
 205  
 206  echo '<div class="list-group">';
 207  
 208  $sessions = chat_get_sessions($messages, $showall);
 209  
 210  foreach ($sessions as $session) {
 211      echo '<div class="list-group-item">';
 212      echo '<p>'.userdate($session->sessionstart).' --> '. userdate($session->sessionend).'</p>';
 213  
 214      echo $OUTPUT->box_start();
 215  
 216      arsort($session->sessionusers);
 217      foreach ($session->sessionusers as $sessionuser => $usermessagecount) {
 218          if ($user = $DB->get_record('user', array('id' => $sessionuser))) {
 219              $OUTPUT->user_picture($user, array('courseid' => $course->id));
 220              echo '&nbsp;' . fullname($user, $canviewfullnames);
 221              echo "&nbsp;($usermessagecount)<br />";
 222          }
 223      }
 224  
 225      echo '<p align="right">';
 226      echo "<a href=\"report.php?id=$cm->id&amp;start=$session->sessionstart&amp;end=$session->sessionend\">$strseesession</a>";
 227      $participatedcap = (array_key_exists($USER->id, $session->sessionusers)
 228                         && has_capability('mod/chat:exportparticipatedsession', $context));
 229      if (!empty($CFG->enableportfolios) && ($canexportsess || $participatedcap)) {
 230          require_once($CFG->libdir . '/portfoliolib.php');
 231          $buttonoptions  = array(
 232              'id'    => $cm->id,
 233              'start' => $session->sessionstart,
 234              'end'   => $session->sessionend,
 235          );
 236          $button = new portfolio_add_button();
 237          $button->set_callback_options('chat_portfolio_caller', $buttonoptions, 'mod_chat');
 238          $portfoliobutton = $button->to_html(PORTFOLIO_ADD_TEXT_LINK);
 239          if (!empty($portfoliobutton)) {
 240              echo '<br />' . $portfoliobutton;
 241          }
 242      }
 243      if (has_capability('mod/chat:deletelog', $context)) {
 244          $deleteurl = "report.php?id=$cm->id&amp;start=$session->sessionstart&amp;end=$session->sessionend&amp;deletesession=1";
 245          echo "<br /><a href=\"$deleteurl\">$strdeletesession</a>";
 246      }
 247      echo '</p>';
 248      echo $OUTPUT->box_end();
 249      echo '</div>';
 250  
 251      if ($session->iscomplete) {
 252          $completesessions++;
 253      }
 254  }
 255  
 256  echo '</div>';
 257  
 258  if (!empty($CFG->enableportfolios) && $canexportsess) {
 259      require_once($CFG->libdir . '/portfoliolib.php');
 260      $button = new portfolio_add_button();
 261      $button->set_callback_options('chat_portfolio_caller', array('id' => $cm->id), 'mod_chat');
 262      $button->render(null, get_string('addalltoportfolio', 'portfolio'));
 263  }
 264  
 265  
 266  if (!$showall and $completesessions == 0) {
 267      echo html_writer::start_tag('p');
 268      echo get_string('no_complete_sessions_found', 'chat') . '&nbsp;';
 269      echo html_writer::link('report.php?id='.$cm->id.'&show_all=1', get_string('list_all_sessions', 'chat'));
 270      echo html_writer::end_tag('p');
 271  }
 272  
 273  // Finish the page.
 274  echo $OUTPUT->footer();