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, $USER);
  31
  32
  33     if (!empty($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         if ($course->id != SITEID) {
  47             print_header("$course->shortname: $strrecentactivity", $course->fullname,
  48                          "<a href=\"view.php?id=$course->id\">$course->shortname</a> ->
  49                           <a href=\"recent.php?id=$course->id\">$strrecentactivity</a> -> $userinfo, $dateinfo", "", $meta);
  50         } else {
  51             print_header("$course->shortname: $strrecentactivity", $course->fullname,
  52                          "<a href=\"recent.php?id=$course->id\">$strrecentactivity</a> -> $userinfo, $dateinfo", "", $meta);
  53         }
  54
  55         print_heading(format_string($course->fullname) . ": $userinfo, $dateinfo (".usertimezone().")", '', 3);
  56         $advancedfilter = 1;
  57         print_recent_selector_form($course, $advancedfilter, $user, $date, $modname, $modid, $modaction, $selectedgroup, $sortby);
  58
  59     } else {
  60
  61         if (empty($date)) { // no date picked, default to last login time
  62             $date = time() - COURSE_MAX_RECENT_PERIOD;
  63
  64             if (!empty($USER->lastcourseaccess[$course->id])) {
  65                 if ($USER->lastcourseaccess[$course->id] > $date) {
  66                     $date = $USER->lastcourseaccess[$course->id];
  67                 }
  68             }
  69         }
  70
  71         if ($course->id != SITEID) {
  72             print_header("$course->shortname: $strrecentactivity", $course->fullname,
  73                      "<a href=\"view.php?id=$course->id\">$course->shortname</a> -> $strrecentactivity", "", $meta);
  74         } else {
  75             print_header("$course->shortname: $strrecentactivity", $course->fullname,
  76                      "$strrecentactivity", "", $meta);
  77         }
  78
  79         print_heading(get_string("activitysince", "", userdate($date)));
  80
  81         print_recent_selector_form($course, $advancedfilter);
  82
  83     }
  84
  85     $tmpmodid = $modid;
  86
  87     switch ($tmpmodid) {
  88       case "activity/Assignments" : $filter = "assignment"; break;
  89       case "activity/Chats" : $filter = "chat"; break;
  90       case "activity/Forums" : $filter = "forum"; break;
  91       case "activity/Quizzes" : $filter = "quiz"; break;
  92       case "activity/Workshops" : $filter = "workshop"; break;
  93       default   : $filter = "";
  94     }
  95
  96     $activities = array();
  97     $sections = array();
  98
  99     switch ($course->format) {
 100         case "weeks": $sectiontitle = get_string("week"); break;
 101         case "topics": $sectiontitle = get_string("topic"); break;
 102         default: $sectiontitle = get_string("section"); break;
 103     }
 104
 105     $index = 0;
 106
 107     if (is_numeric($modid)) { // you chose a single activity
 108
 109         $sections[0]->sequence = "$modid";
 110
 111     } else { // you chose a group of activities
 112
 113         if (has_capability('moodle/course:viewhiddensections', get_context_instance(CONTEXT_COURSE, $course->id))) {
 114             $hiddenfilter = "";
 115         } else {
 116             $hiddenfilter = " AND cs.visible = '1' ";
 117         }
 118
 119         $sections = get_records_sql("SELECT cs.id, cs.section, cs.sequence, cs.summary, cs.visible
 120                                        FROM {$CFG->prefix}course_sections cs
 121                                        WHERE course = '$course->id' $hiddenfilter
 122                                       ORDER by section");
 123     }
 124
 125     get_all_mods($course->id, $mods, $modnames, $modnamesplural, $modnamesused);
 126
 127     if (!empty($sections)) {
 128
 129         echo "<hr />";
 130         $i = 0;
 131
 132         if (!empty($filter)) {
 133             $activityfilter = "AND m.name = '$filter'";
 134         } else {
 135             $activityfilter = "";
 136         }
 137
 138         if (has_capability('moodle/course:viewhiddensections', get_context_instance(CONTEXT_COURSE, $course->id))) {
 139             $hiddenfilter = "";
 140         } else {
 141             $hiddenfilter = " AND cm.visible = '1' ";
 142         }
 143
 144         foreach ($sections as $section) {
 145
 146             if ($i <= $course->numsections) {
 147                 $activity = new Object;
 148                 $activity->type = "section";
 149                 if ($i) {
 150                     $activity->name = $sectiontitle . " $i";
 151                 } else {
 152                     $activity->name = '';
 153                 }
 154                 $activity->visible = $section->visible;
 155                 $activities[$index] = $activity;
 156             }
 157             $index++;
 158             $i++;
 159
 160             $sectionmods = explode(",", $section->sequence);
 161
 162             foreach ($sectionmods as $sectionmod) {
 163
 164                 if (empty($mods[$sectionmod])) {
 165                     continue;
 166                 }
 167                 $mod = $mods[$sectionmod];
 168                 $instance = get_record("$mod->modname", "id", "$mod->instance");
 169
 170                 $coursemod = get_record_sql("SELECT m.id, m.name, cm.groupmode, cm.visible
 171                                                FROM {$CFG->prefix}course_modules cm,
 172                                                     {$CFG->prefix}modules m
 173                                               WHERE course = '$course->id' $hiddenfilter
 174                                                 AND m.id = cm.module $activityfilter
 175                                                 AND cm.id = '$sectionmod'");
 176
 177                 $groupmode = groupmode($course, $coursemod);
 178                 switch ($groupmode) {
 179                     case SEPARATEGROUPS :  $groupid = mygroupid($course->id); break;
 180                     case VISIBLEGROUPS  :  $groupid = $selectedgroup; break;
 181                     case NOGROUPS       :
 182                     default             :  $groupid = 0;
 183                 }
 184
 185                 $libfile = "$CFG->dirroot/mod/$coursemod->name/lib.php";
 186
 187                 if (file_exists($libfile)) {
 188                     require_once($libfile);
 189                     $get_recent_mod_activity = $coursemod->name."_get_recent_mod_activity";
 190
 191                     if (function_exists($get_recent_mod_activity)) {
 192                         $activity = new Object;
 193                         $activity->type = "activity";
 194                         $activity->name = $instance->name;
 195                         $activity->visible = $coursemod->visible;
 196                         $activity->content->modfullname = $mod->modfullname;
 197                         $activity->content->modname = $mod->modname;
 198                         $activity->content->modid =$mod->id;
 199                         $activities[$index] = $activity;
 200                         $index++;
 201                         $get_recent_mod_activity($activities, $index, $date, $course->id, $sectionmod, $user, $groupid);
 202                     }
 203                 }
 204             }
 205         }
 206     }
 207
 208     $detail = true;
 209
 210     switch ($sortby) {
 211         case "datedesc" : usort($activities, "compare_activities_by_time_desc"); break;
 212         case "dateasc"  : usort($activities, "compare_activities_by_time_asc"); break;
 213         case "default"  :
 214         default         : $detail = false; $sortby = "default";
 215
 216     }
 217
 218     if (!empty($activities)) {
 219
 220         $newsection = true;
 221         $lastsection = "";
 222         $newinstance = true;
 223         $lastinstance = "";
 224         $inbox = false;
 225
 226         $section = 0;
 227
 228         if (has_capability('moodle/course:viewhiddensections', get_context_instance(CONTEXT_COURSE, $course->id))) {
 229             $teacher = true;
 230         } else {
 231             $teacher = false;
 232         }
 233         $activity_count = count($activities);
 234
 235         foreach ($activities as $key => $activity) {
 236
 237             // peak at next activity.  If it's another section, don't print this one!
 238             // this means there are no activities in the current section
 239             if (($activity->type == "section") &&
 240                 (($activity_count == ($key + 1)) ||
 241                 ($activities[$key+1]->type == "section"))) {
 242
 243                 continue;
 244
 245             }
 246
 247             if (($activity->type == "section") && ($sortby == "default")) {
 248                 if ($inbox) {
 249                     print_simple_box_end();
 250                     print_spacer(30);
 251                 }
 252                 print_simple_box_start("center", "90%");
 253                 echo "<h2>$activity->name</h2>";
 254                 $inbox = true;
 255
 256             } else if ($activity->type == "activity") {
 257
 258                if ($sortby == "default") {
 259                    if ($teacher && $activity->visible == 0) {
 260                        $linkformat = 'class="dimmed"';
 261                    } else {
 262                        $linkformat = '';
 263                    }
 264                    $image = "<img src=\"$CFG->modpixpath/" . $activity->content->modname . "/icon.gif\"" .
 265                             " class=\"icon\" alt=\"" . $activity->content->modfullname . "\" />";
 266                    echo "<ul><h4>$image " . $activity->content->modfullname .
 267                         " <a href=\"$CFG->wwwroot/mod/" . $activity->content->modname . "/view.php?" .
 268                         "id=" . $activity->content->modid . "\" $linkformat>" .
 269                         format_string($activity->name,true) . "</a></h4></ul>";
 270                }
 271
 272             } else {
 273
 274                 if (!$inbox) {
 275                     print_simple_box_start("center", "90%");
 276                     $inbox = true;
 277                 }
 278
 279                 $print_recent_mod_activity = $activity->type."_print_recent_mod_activity";
 280
 281                 if (function_exists($print_recent_mod_activity)) {
 282                     echo '<ul><ul>';
 283                     $print_recent_mod_activity($activity, $course->id, $detail);
 284                     echo '</ul></ul>';
 285                 }
 286             }
 287         }
 288
 289         if ($inbox) {
 290             print_simple_box_end();
 291         }
 292
 293
 294     } else {
 295
 296         echo "<h4><center>" . get_string("norecentactivity") . "</center></h2>";
 297
 298     }
 299 // fix modid for selection form
 300     $modid =$tmpmodid;
 301
 302     print_footer($course);
 303
 304 function compare_activities_by_time_desc($a, $b) {
 305     // make sure the activities actually have a timestamp property
 306     if ((!object_property_exists($a,'timestamp')) or (!object_property_exists($b,'timestamp'))) {
 307       return 0;
 308     }
 309     if ($a->timestamp == $b->timestamp)
 310         return 0;
 311     return ($a->timestamp > $b->timestamp) ? -1 : 1;
 312 }
 313
 314 function compare_activities_by_time_asc($a, $b) {
 315     // make sure the activities actually have a timestamp property
 316     if ((!object_property_exists($a,'timestamp')) or (!object_property_exists($b,'timestamp'))) {
 317       return 0;
 318     }
 319     if ($a->timestamp == $b->timestamp)
 320         return 0;
 321     return ($a->timestamp < $b->timestamp) ? -1 : 1;
 322 }
 323 ?>