course/recent.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19  * Display all recent activity in a flexible way
  20  *
  21  * @copyright 1999 Martin Dougiamas  http://dougiamas.com
  22  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  * @package course
  24  */
  25
  26 require_once('../config.php');
  27 require_once('lib.php');
  28 require_once('recent_form.php');
  29
  30 $id = required_param('id', PARAM_INT);
  31
  32 $PAGE->set_url('/course/recent.php', array('id'=>$id));
  33
  34 if (!$course = $DB->get_record('course', array('id'=>$id))) {
  35     print_error("That's an invalid course id");
  36 }
  37
  38 require_login($course);
  39
  40 add_to_log($course->id, "course", "recent", "recent.php?id=$course->id", $course->id);
  41
  42 $context = get_context_instance(CONTEXT_COURSE, $course->id);
  43
  44 $lastlogin = time() - COURSE_MAX_RECENT_PERIOD;
  45 if (!isguestuser() and !empty($USER->lastcourseaccess[$COURSE->id])) {
  46     if ($USER->lastcourseaccess[$COURSE->id] > $lastlogin) {
  47         $lastlogin = $USER->lastcourseaccess[$COURSE->id];
  48     }
  49 }
  50
  51 $param = new stdClass();
  52 $param->user   = 0;
  53 $param->modid  = 'all';
  54 $param->group  = 0;
  55 $param->sortby = 'default';
  56 $param->date   = $lastlogin;
  57 $param->id     = $COURSE->id;
  58
  59 $mform = new recent_form();
  60 $mform->set_data($param);
  61 if ($formdata = $mform->get_data()) {
  62     $param = $formdata;
  63 }
  64
  65 $userinfo = get_string('allparticipants');
  66 $dateinfo = get_string('alldays');
  67
  68 if (!empty($param->user)) {
  69     if (!$u = $DB->get_record('user', array('id'=>$param->user))) {
  70         print_error("That's an invalid user!");
  71     }
  72     $userinfo = fullname($u);
  73 }
  74
  75 $strrecentactivity = get_string('recentactivity');
  76 $PAGE->navbar->add($strrecentactivity, new moodle_url('/course/recent.php', array('id'=>$course->id)));
  77 $PAGE->navbar->add($userinfo);
  78 $PAGE->set_title("$course->shortname: $strrecentactivity");
  79 $PAGE->set_heading($course->fullname);
  80 echo $OUTPUT->header();
  81 echo $OUTPUT->heading(format_string($course->fullname) . ": $userinfo", 3);
  82
  83 $mform->display();
  84
  85 $modinfo =& get_fast_modinfo($course);
  86 get_all_mods($course->id, $mods, $modnames, $modnamesplural, $modnamesused);
  87
  88 if (has_capability('moodle/course:viewhiddensections', $context)) {
  89     $hiddenfilter = "";
  90 } else {
  91     $hiddenfilter = "AND cs.visible = 1";
  92 }
  93 $sections = array();
  94 $rawsections = array_slice(get_all_sections($course->id), 0, $course->numsections+1, true);
  95 $canviewhidden = has_capability('moodle/course:viewhiddensections', $context);
  96 foreach ($rawsections as $section) {
  97     if ($canviewhidden || !empty($section->visible)) {
  98         $sections[$section->section] = $section;
  99     }
 100 }
 101
 102 if ($param->modid === 'all') {
 103     // ok
 104
 105 } else if (strpos($param->modid, 'mod/') === 0) {
 106     $modname = substr($param->modid, strlen('mod/'));
 107     if (array_key_exists($modname, $modnames) and file_exists("$CFG->dirroot/mod/$modname/lib.php")) {
 108         $filter = $modname;
 109     }
 110
 111 } else if (strpos($param->modid, 'section/') === 0) {
 112     $sectionid = substr($param->modid, strlen('section/'));
 113     if (isset($sections[$sectionid])) {
 114         $sections = array($sectionid=>$sections[$sectionid]);
 115     }
 116
 117 } else if (is_numeric($param->modid)) {
 118     $section = $sections[$modinfo->cms[$param->modid]->sectionnum];
 119     $section->sequence = $param->modid;
 120     $sections = array($section->sequence=>$section);
 121 }
 122
 123
 124 if (is_null($modinfo->groups)) {
 125     $modinfo->groups = groups_get_user_groups($course->id); // load all my groups and cache it in modinfo
 126 }
 127
 128 $activities = array();
 129 $index = 0;
 130
 131 foreach ($sections as $section) {
 132
 133     $activity = new stdClass();
 134     $activity->type = 'section';
 135     if ($section->section > 0) {
 136         $activity->name = get_section_name($course, $section);
 137     } else {
 138         $activity->name = '';
 139     }
 140
 141     $activity->visible = $section->visible;
 142     $activities[$index++] = $activity;
 143
 144     if (empty($section->sequence)) {
 145         continue;
 146     }
 147
 148     $sectionmods = explode(",", $section->sequence);
 149
 150     foreach ($sectionmods as $cmid) {
 151         if (!isset($mods[$cmid]) or !isset($modinfo->cms[$cmid])) {
 152             continue;
 153         }
 154
 155         $cm = $modinfo->cms[$cmid];
 156
 157         if (!$cm->uservisible) {
 158             continue;
 159         }
 160
 161         if (!empty($filter) and $cm->modname != $filter) {
 162             continue;
 163         }
 164
 165         $libfile = "$CFG->dirroot/mod/$cm->modname/lib.php";
 166
 167         if (file_exists($libfile)) {
 168             require_once($libfile);
 169             $get_recent_mod_activity = $cm->modname."_get_recent_mod_activity";
 170
 171             if (function_exists($get_recent_mod_activity)) {
 172                 $activity = new stdClass();
 173                 $activity->type    = 'activity';
 174                 $activity->cmid    = $cmid;
 175                 $activities[$index++] = $activity;
 176                 $get_recent_mod_activity($activities, $index, $param->date, $course->id, $cmid, $param->user, $param->group);
 177             }
 178         }
 179     }
 180 }
 181
 182 $detail = true;
 183
 184 switch ($param->sortby) {
 185     case 'datedesc' : usort($activities, 'compare_activities_by_time_desc'); break;
 186     case 'dateasc'  : usort($activities, 'compare_activities_by_time_asc'); break;
 187     case 'default'  :
 188     default         : $detail = false; $param->sortby = 'default';
 189
 190 }
 191
 192 if (!empty($activities)) {
 193
 194     $newsection   = true;
 195     $lastsection  = '';
 196     $newinstance  = true;
 197     $lastinstance = '';
 198     $inbox        = false;
 199
 200     $section = 0;
 201
 202     $activity_count = count($activities);
 203     $viewfullnames  = array();
 204
 205     foreach ($activities as $key => $activity) {
 206
 207         if ($activity->type == 'section') {
 208             if ($param->sortby != 'default') {
 209                 continue; // no section if ordering by date
 210             }
 211             if ($activity_count == ($key + 1) or $activities[$key+1]->type == 'section') {
 212             // peak at next activity.  If it's another section, don't print this one!
 213             // this means there are no activities in the current section
 214                 continue;
 215             }
 216         }
 217
 218         if (($activity->type == 'section') && ($param->sortby == 'default')) {
 219             if ($inbox) {
 220                 echo $OUTPUT->box_end();
 221                 echo $OUTPUT->spacer(array('height'=>30, 'br'=>true)); // should be done with CSS instead
 222             }
 223             echo $OUTPUT->box_start();
 224             echo "<h2>$activity->name</h2>";
 225             $inbox = true;
 226
 227         } else if ($activity->type == 'activity') {
 228
 229             if ($param->sortby == 'default') {
 230                 $cm = $modinfo->cms[$activity->cmid];
 231
 232                 if ($cm->visible) {
 233                     $linkformat = '';
 234                 } else {
 235                     $linkformat = 'class="dimmed"';
 236                 }
 237                 $name        = format_string($cm->name);
 238                 $modfullname = $modnames[$cm->modname];
 239
 240                 $image = "<img src=\"" . $OUTPUT->pix_url('icon', $cm->modname) . "\" class=\"icon\" alt=\"$modfullname\" />";
 241                 echo "<h4>$image $modfullname".
 242                      " <a href=\"$CFG->wwwroot/mod/$cm->modname/view.php?id=$cm->id\" $linkformat>$name</a></h4>";
 243            }
 244
 245         } else {
 246
 247             if (!isset($viewfullnames[$activity->cmid])) {
 248                 $cm_context = get_context_instance(CONTEXT_MODULE, $activity->cmid);
 249                 $viewfullnames[$activity->cmid] = has_capability('moodle/site:viewfullnames', $cm_context);
 250             }
 251
 252             if (!$inbox) {
 253                 echo $OUTPUT->box_start();
 254                 $inbox = true;
 255             }
 256
 257             $print_recent_mod_activity = $activity->type.'_print_recent_mod_activity';
 258
 259             if (function_exists($print_recent_mod_activity)) {
 260                 $print_recent_mod_activity($activity, $course->id, $detail, $modnames, $viewfullnames[$activity->cmid]);
 261             }
 262         }
 263     }
 264
 265     if ($inbox) {
 266         echo $OUTPUT->box_end();
 267     }
 268
 269
 270 } else {
 271
 272     echo '<h4><center>' . get_string('norecentactivity') . '</center></h2>';
 273
 274 }
 275
 276 echo $OUTPUT->footer();
 277
 278 function compare_activities_by_time_desc($a, $b) {
 279     // make sure the activities actually have a timestamp property
 280     if ((!array_key_exists('timestamp', $a)) or (!array_key_exists('timestamp', $b))) {
 281       return 0;
 282     }
 283     if ($a->timestamp == $b->timestamp)
 284         return 0;
 285     return ($a->timestamp > $b->timestamp) ? -1 : 1;
 286 }
 287
 288 function compare_activities_by_time_asc($a, $b) {
 289     // make sure the activities actually have a timestamp property
 290     if ((!array_key_exists('timestamp', $a)) or (!array_key_exists('timestamp', $b))) {
 291       return 0;
 292     }
 293     if ($a->timestamp == $b->timestamp)
 294         return 0;
 295     return ($a->timestamp < $b->timestamp) ? -1 : 1;
 296 }
 297