course/recent.php

   1 <?php // $Id$
   2
   3 //  Display all recent activity in a flexible way
   4
   5     require_once("../config.php");
   6     require_once("lib.php");
   7
   8     $id             = required_param('id', PARAM_INT);
   9     $user           = optional_param('user', '0', PARAM_INT);
  10     $sortby         = optional_param('sortby', 'default', PARAM_ALPHA);
  11     $selectedgroup  = optional_param('selectedgroup', 0, PARAM_INT);
  12     $date           = optional_param('date', '', PARAM_INT);
  13     $advancedfilter = optional_param('advancedfilter', 0, PARAM_INT);
  14     $modname        = optional_param('modname', '', PARAM_ALPHA);          // not used??
  15     $modid          = optional_param('modid', 'activity/All', PARAM_FILE); // not a file, but looks like it anyway
  16     $modaction      = optional_param('modaction', '', PARAM_ALPHA);        // not used??
  17     $chooserecent   = optional_param('chooserecent', 0, PARAM_INT);
  18
  19     if (! $course = get_record("course", "id", $id) ) {
  20         error("That's an invalid course id");
  21     }
  22
  23     require_login($course->id);
  24
  25     add_to_log($course->id, "course", "recent", "recent.php?id=$course->id", "$course->id");
  26
  27     $strrecentactivity = get_string("recentactivity");
  28     $meta = '<meta name="robots" content="none" />'; // prevent duplicate content in search engines MDL-7299
  29
  30     $loggedinas = user_login_string($course, $USER);
  31     $navlinks = array();
  32
  33     if (!empty($chooserecent)) {
  34         $userinfo = get_string("allparticipants");
  35         $dateinfo = get_string("alldays");
  36
  37         if ($user) {
  38             if (!$u = get_record("user", "id", $user) ) {
  39                 error("That's an invalid user!");
  40             }
  41             $userinfo = fullname($u);
  42         }
  43         if ($date)
  44             $dateinfo = userdate($date, get_string("strftimedaydate"));
  45
  46         $navlinks[] = array('name' => $strrecentactivity, 'link' => "recent.php?id=$course->id", 'type' => 'misc');
  47         $navlinks[] = array('name' => "$userinfo, $dateinfo", 'link' => null, 'type' => 'misc');
  48         $navigation = build_navigation($navlinks);
  49         print_header("$course->shortname: $strrecentactivity", $course->fullname, $navigation, "", $meta);
  50
  51         print_heading(format_string($course->fullname) . ": $userinfo, $dateinfo (".usertimezone().")", '', 3);
  52         $advancedfilter = 1;
  53         print_recent_selector_form($course, $advancedfilter, $user, $date, $modname, $modid, $modaction, $selectedgroup, $sortby);
  54
  55     } else {
  56
  57         if (empty($date)) { // no date picked, default to last login time
  58             $date = time() - COURSE_MAX_RECENT_PERIOD;
  59
  60             if (!empty($USER->lastcourseaccess[$course->id])) {
  61                 if ($USER->lastcourseaccess[$course->id] > $date) {
  62                     $date = $USER->lastcourseaccess[$course->id];
  63                 }
  64             }
  65         }
  66         $navlinks[] = array('name' => $strrecentactivity, 'link' => null, 'type' => 'misc');
  67         $navigation = build_navigation($navlinks);
  68         print_header("$course->shortname: $strrecentactivity", $course->fullname, $navigation, "", $meta);
  69
  70         print_heading(get_string("activitysince", "", userdate($date)));
  71
  72         print_recent_selector_form($course, $advancedfilter);
  73
  74     }
  75
  76     $tmpmodid = $modid;
  77
  78     switch ($tmpmodid) {
  79       case "activity/Assignments" : $filter = "assignment"; break;
  80       case "activity/Chats" : $filter = "chat"; break;
  81       case "activity/Forums" : $filter = "forum"; break;
  82       case "activity/Quizzes" : $filter = "quiz"; break;
  83       case "activity/Workshops" : $filter = "workshop"; break;
  84       default   : $filter = "";
  85     }
  86
  87     $activities = array();
  88     $sections = array();
  89
  90     switch ($course->format) {
  91         case "weeks": $sectiontitle = get_string("week"); break;
  92         case "topics": $sectiontitle = get_string("topic"); break;
  93         default: $sectiontitle = get_string("section"); break;
  94     }
  95
  96     $index = 0;
  97
  98     if (is_numeric($modid)) { // you chose a single activity
  99
 100         $sections[0]->sequence = "$modid";
 101
 102     } else { // you chose a group of activities
 103
 104         if (has_capability('moodle/course:viewhiddensections', get_context_instance(CONTEXT_COURSE, $course->id))) {
 105             $hiddenfilter = "";
 106         } else {
 107             $hiddenfilter = " AND cs.visible = '1' ";
 108         }
 109
 110         $sections = get_records_sql("SELECT cs.id, cs.section, cs.sequence, cs.summary, cs.visible
 111                                        FROM {$CFG->prefix}course_sections cs
 112                                        WHERE course = '$course->id' $hiddenfilter
 113                                       ORDER by section");
 114     }
 115
 116     get_all_mods($course->id, $mods, $modnames, $modnamesplural, $modnamesused);
 117
 118     if (!empty($sections)) {
 119
 120         echo "<hr />";
 121         $i = 0;
 122
 123         if (!empty($filter)) {
 124             $activityfilter = "AND m.name = '$filter'";
 125         } else {
 126             $activityfilter = "";
 127         }
 128
 129         if (has_capability('moodle/course:viewhiddensections', get_context_instance(CONTEXT_COURSE, $course->id))) {
 130             $hiddenfilter = "";
 131         } else {
 132             $hiddenfilter = " AND cm.visible = '1' ";
 133         }
 134
 135         foreach ($sections as $section) {
 136
 137             if ($i <= $course->numsections) {
 138                 $activity = new Object;
 139                 $activity->type = "section";
 140                 if ($i) {
 141                     $activity->name = $sectiontitle . " $i";
 142                 } else {
 143                     $activity->name = '';
 144                 }
 145                 $activity->visible = $section->visible;
 146                 $activities[$index] = $activity;
 147             }
 148             $index++;
 149             $i++;
 150
 151             $sectionmods = explode(",", $section->sequence);
 152
 153             foreach ($sectionmods as $sectionmod) {
 154
 155                 if (empty($mods[$sectionmod])) {
 156                     continue;
 157                 }
 158                 $mod = $mods[$sectionmod];
 159                 $instance = get_record("$mod->modname", "id", "$mod->instance");
 160
 161                 $coursemod = get_record_sql("SELECT m.id, m.name, cm.groupmode, cm.visible, cm.course, cm.groupingid
 162                                                FROM {$CFG->prefix}course_modules cm,
 163                                                     {$CFG->prefix}modules m
 164                                               WHERE course = '$course->id' $hiddenfilter
 165                                                 AND m.id = cm.module $activityfilter
 166                                                 AND cm.id = '$sectionmod'");
 167                 $groupmode = groups_get_activity_groupmode($coursemod);
 168                 switch ($groupmode) {
 169                     case SEPARATEGROUPS :
 170                         $groupid = 0;
 171                         if ($mygroups = groups_get_all_groups($course->id, $USER->id, $coursemode->groupingid)) {
 172                             if (array_key_exists($selectedgroup, $mygroups)) {
 173                                 $groupid = $selectedgroup;
 174                             }
 175                         }
 176                         break;
 177
 178                     case VISIBLEGROUPS  :  $groupid = $selectedgroup; break;
 179                     case NOGROUPS       :
 180                     default             :  $groupid = 0;
 181                 }
 182
 183                 $libfile = "$CFG->dirroot/mod/$coursemod->name/lib.php";
 184
 185                 if (file_exists($libfile)) {
 186                     require_once($libfile);
 187                     $get_recent_mod_activity = $coursemod->name."_get_recent_mod_activity";
 188
 189                     if (function_exists($get_recent_mod_activity)) {
 190                         $activity = new Object;
 191                         $activity->type = "activity";
 192                         $activity->name = $instance->name;
 193                         $activity->visible = $coursemod->visible;
 194                         $activity->content->modfullname = $mod->modfullname;
 195                         $activity->content->modname = $mod->modname;
 196                         $activity->content->modid =$mod->id;
 197                         $activities[$index] = $activity;
 198                         $index++;
 199                         $get_recent_mod_activity($activities, $index, $date, $course->id, $sectionmod, $user, $groupid);
 200                     }
 201                 }
 202             }
 203         }
 204     }
 205
 206     $detail = true;
 207
 208     switch ($sortby) {
 209         case "datedesc" : usort($activities, "compare_activities_by_time_desc"); break;
 210         case "dateasc"  : usort($activities, "compare_activities_by_time_asc"); break;
 211         case "default"  :
 212         default         : $detail = false; $sortby = "default";
 213
 214     }
 215
 216     if (!empty($activities)) {
 217
 218         $newsection = true;
 219         $lastsection = "";
 220         $newinstance = true;
 221         $lastinstance = "";
 222         $inbox = false;
 223
 224         $section = 0;
 225
 226         if (has_capability('moodle/course:viewhiddensections', get_context_instance(CONTEXT_COURSE, $course->id))) {
 227             $teacher = true;
 228         } else {
 229             $teacher = false;
 230         }
 231         $activity_count = count($activities);
 232
 233         foreach ($activities as $key => $activity) {
 234
 235             // peak at next activity.  If it's another section, don't print this one!
 236             // this means there are no activities in the current section
 237             if (($activity->type == "section") &&
 238                 (($activity_count == ($key + 1)) ||
 239                 ($activities[$key+1]->type == "section"))) {
 240
 241                 continue;
 242
 243             }
 244
 245             if (($activity->type == "section") && ($sortby == "default")) {
 246                 if ($inbox) {
 247                     print_simple_box_end();
 248                     print_spacer(30);
 249                 }
 250                 print_simple_box_start("center", "90%");
 251                 echo "<h2>$activity->name</h2>";
 252                 $inbox = true;
 253
 254             } else if ($activity->type == "activity") {
 255
 256                if ($sortby == "default") {
 257                    if ($teacher && $activity->visible == 0) {
 258                        $linkformat = 'class="dimmed"';
 259                    } else {
 260                        $linkformat = '';
 261                    }
 262                    $image = "<img src=\"$CFG->modpixpath/" . $activity->content->modname . "/icon.gif\"" .
 263                             " class=\"icon\" alt=\"" . $activity->content->modfullname . "\" />";
 264                    echo "<ul><h4>$image " . $activity->content->modfullname .
 265                         " <a href=\"$CFG->wwwroot/mod/" . $activity->content->modname . "/view.php?" .
 266                         "id=" . $activity->content->modid . "\" $linkformat>" .
 267                         format_string($activity->name,true) . "</a></h4></ul>";
 268                }
 269
 270             } else {
 271
 272                 if (!$inbox) {
 273                     print_simple_box_start("center", "90%");
 274                     $inbox = true;
 275                 }
 276
 277                 $print_recent_mod_activity = $activity->type."_print_recent_mod_activity";
 278
 279                 if (function_exists($print_recent_mod_activity)) {
 280                     echo '<ul><ul>';
 281                     $print_recent_mod_activity($activity, $course->id, $detail);
 282                     echo '</ul></ul>';
 283                 }
 284             }
 285         }
 286
 287         if ($inbox) {
 288             print_simple_box_end();
 289         }
 290
 291
 292     } else {
 293
 294         echo "<h4><center>" . get_string("norecentactivity") . "</center></h2>";
 295
 296     }
 297 // fix modid for selection form
 298     $modid =$tmpmodid;
 299
 300     print_footer($course);
 301
 302 function compare_activities_by_time_desc($a, $b) {
 303     // make sure the activities actually have a timestamp property
 304     if ((!object_property_exists($a,'timestamp')) or (!object_property_exists($b,'timestamp'))) {
 305       return 0;
 306     }
 307     if ($a->timestamp == $b->timestamp)
 308         return 0;
 309     return ($a->timestamp > $b->timestamp) ? -1 : 1;
 310 }
 311
 312 function compare_activities_by_time_asc($a, $b) {
 313     // make sure the activities actually have a timestamp property
 314     if ((!object_property_exists($a,'timestamp')) or (!object_property_exists($b,'timestamp'))) {
 315       return 0;
 316     }
 317     if ($a->timestamp == $b->timestamp)
 318         return 0;
 319     return ($a->timestamp < $b->timestamp) ? -1 : 1;
 320 }
 321 ?>