blocks/admin/block_admin.php

   1 <?php //$Id$
   2
   3 class block_admin extends block_list {
   4     function init() {
   5         $this->title = get_string('administration');
   6         $this->version = 2007101509;
   7     }
   8
   9     function get_content() {
  10
  11         global $CFG, $USER, $SITE, $COURSE;
  12
  13         if ($this->content !== NULL) {
  14             return $this->content;
  15         }
  16
  17         $this->content = new stdClass;
  18         $this->content->items = array();
  19         $this->content->icons = array();
  20         $this->content->footer = '';
  21
  22         if (empty($this->instance)) {
  23             return $this->content = '';
  24         } else if ($this->instance->pageid == SITEID) {
  25             // return $this->content = '';
  26         }
  27
  28         if (!empty($this->instance->pageid)) {
  29             $context = get_context_instance(CONTEXT_COURSE, $this->instance->pageid);
  30             if ($COURSE->id == $this->instance->pageid) {
  31                 $course = $COURSE;
  32             } else {
  33                 $course = get_record('course', 'id', $this->instance->pageid);
  34             }
  35         } else {
  36             $context = get_context_instance(CONTEXT_SYSTEM);
  37             $course = $SITE;
  38         }
  39
  40         if (!has_capability('moodle/course:view', $context)) {  // Just return
  41             return $this->content;
  42         }
  43
  44         if (empty($CFG->loginhttps)) {
  45             $securewwwroot = $CFG->wwwroot;
  46         } else {
  47             $securewwwroot = str_replace('http:','https:',$CFG->wwwroot);
  48         }
  49
  50     /// Course editing on/off
  51
  52         if ($course->id !== SITEID and has_capability('moodle/course:update', $context)) {
  53             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/edit.gif" class="icon" alt="" />';
  54             if (isediting($this->instance->pageid)) {
  55                 $this->content->items[]='<a href="view.php?id='.$this->instance->pageid.'&amp;edit=off&amp;sesskey='.sesskey().'">'.get_string('turneditingoff').'</a>';
  56             } else {
  57                 $this->content->items[]='<a href="view.php?id='.$this->instance->pageid.'&amp;edit=on&amp;sesskey='.sesskey().'">'.get_string('turneditingon').'</a>';
  58             }
  59
  60             $this->content->items[]='<a href="'.$CFG->wwwroot.'/course/edit.php?id='.$this->instance->pageid.'">'.get_string('settings').'</a>';
  61             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/settings.gif" class="icon" alt="" />';
  62         }
  63
  64     /// Assign roles to the course
  65
  66         if ($course->id != SITEID) {
  67             if (has_capability('moodle/role:assign', $context)) {
  68                 $this->content->items[]='<a href="'.$CFG->wwwroot.'/'.$CFG->admin.'/roles/assign.php?contextid='.$context->id.'">'.get_string('assignroles', 'role').'</a>';
  69                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/roles.gif" class="icon" alt="" />';
  70             } else if (get_overridable_roles($context, 'name', ROLENAME_ORIGINAL)) {
  71                 $this->content->items[]='<a href="'.$CFG->wwwroot.'/'.$CFG->admin.'/roles/override.php?contextid='.$context->id.'">'.get_string('overridepermissions', 'role').'</a>';
  72                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/roles.gif" class="icon" alt="" />';
  73             }
  74         }
  75
  76     /// View course grades (or just your own grades, same link)
  77     /// find all accessible reports
  78         if ($course->id !== SITEID) {
  79             $reportavailable = false;
  80             if (has_capability('moodle/grade:viewall', $context)) {
  81                 $reportavailable = true;
  82             } else if (!empty($course->showgrades)) {
  83                 if ($reports = get_list_of_plugins('grade/report')) {     // Get all installed reports
  84                     arsort($reports); // user is last, we want to test it first
  85                     foreach ($reports as $plugin) {
  86                         if (has_capability('gradereport/'.$plugin.':view', $context)) {
  87                             //stop when the first visible plugin is found
  88                             $reportavailable = true;
  89                             break;
  90                         }
  91                     }
  92                 }
  93             }
  94
  95             if ($reportavailable) {
  96                 $this->content->items[]='<a href="'.$CFG->wwwroot.'/grade/report/index.php?id='.$this->instance->pageid.'">'.get_string('grades').'</a>';
  97                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/grades.gif" class="icon" alt="" />';
  98             }
  99         }
 100
 101     /// Course outcomes (to help give it more prominence because it's important)
 102         if (!empty($CFG->enableoutcomes)) {
 103             if ($course->id!==SITEID and has_capability('moodle/course:update', $context)) {
 104                 $this->content->items[]='<a href="'.$CFG->wwwroot.'/grade/edit/outcome/course.php?id='.$this->instance->pageid.'">'.get_string('outcomes', 'grades').'</a>';
 105                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/outcomes.gif" class="icon" alt="" />';
 106             }
 107         }
 108
 109     /// Manage metacourses
 110         if ($course->metacourse) {
 111             if (has_capability('moodle/course:managemetacourse', $context)) {
 112                 $strchildcourses = get_string('childcourses');
 113                 $this->content->items[]='<a href="importstudents.php?id='.$this->instance->pageid.'">'.$strchildcourses.'</a>';
 114                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/course.gif" class="icon" alt="" />';
 115             } else if (has_capability('moodle/role:assign', $context)) {
 116                 $strchildcourses = get_string('childcourses');
 117                 $this->content->items[]='<span class="dimmed_text">'.$strchildcourses.'</span>';
 118                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/course.gif" class="icon" alt="" />';
 119             }
 120         }
 121
 122
 123     /// Manage groups in this course
 124
 125         if (($course->id!==SITEID) && ($course->groupmode || !$course->groupmodeforce) && has_capability('moodle/course:managegroups', $context)) {
 126             $strgroups = get_string('groups');
 127             $this->content->items[]='<a title="'.$strgroups.'" href="'.$CFG->wwwroot.'/group/index.php?id='.$this->instance->pageid.'">'.$strgroups.'</a>';
 128             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/group.gif" class="icon" alt="" />';
 129         }
 130
 131     /// Backup this course
 132
 133         if ($course->id!==SITEID and has_capability('moodle/site:backup', $context)) {
 134             $this->content->items[]='<a href="'.$CFG->wwwroot.'/backup/backup.php?id='.$this->instance->pageid.'">'.get_string('backup').'</a>';
 135             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/backup.gif" class="icon" alt="" />';
 136         }
 137
 138     /// Restore to this course
 139         if ($course->id !== SITEID and has_capability('moodle/site:restore', $context)) {
 140             $this->content->items[]='<a href="'.$CFG->wwwroot.'/files/index.php?id='.$this->instance->pageid.'&amp;wdir=/backupdata">'.get_string('restore').'</a>';
 141             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/restore.gif" class="icon" alt="" />';
 142         }
 143
 144     /// Import data from other courses
 145         if ($course->id !== SITEID and has_capability('moodle/site:import', $context)) {
 146             $this->content->items[]='<a href="'.$CFG->wwwroot.'/course/import.php?id='.$this->instance->pageid.'">'.get_string('import').'</a>';
 147             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/restore.gif" class="icon" alt="" />';
 148         }
 149
 150     /// Reset this course
 151         if ($course->id!==SITEID and has_capability('moodle/course:reset', $context)) {
 152             $this->content->items[]='<a href="'.$CFG->wwwroot.'/course/reset.php?id='.$this->instance->pageid.'">'.get_string('reset').'</a>';
 153             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/return.gif" class="icon" alt="" />';
 154         }
 155
 156     /// View course reports
 157         if ($course->id !== SITEID and has_capability('moodle/site:viewreports', $context)) {
 158             $this->content->items[]='<a href="'.$CFG->wwwroot.'/course/report.php?id='.$this->instance->pageid.'">'.get_string('reports').'</a>';
 159             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/stats.gif" class="icon" alt="" />';
 160         }
 161
 162     /// Manage questions
 163         if ($course->id !== SITEID){
 164             $questionlink = '';
 165             $questioncaps = array(
 166                                     'moodle/question:add',
 167                                     'moodle/question:editmine',
 168                                     'moodle/question:editall',
 169                                     'moodle/question:viewmine',
 170                                     'moodle/question:viewall',
 171                                     'moodle/question:movemine',
 172                                     'moodle/question:moveall');
 173             foreach ($questioncaps as $questioncap){
 174                 if (has_capability($questioncap, $context)){
 175                     $questionlink = 'edit.php';
 176                     break;
 177                 }
 178             }
 179             if (!$questionlink && has_capability('moodle/question:managecategory', $context)) {
 180                $questionlink = 'category.php';
 181             }
 182             if ($questionlink) {
 183                 $this->content->items[]='<a href="'.$CFG->wwwroot.'/question/'.$questionlink.
 184                         '?courseid='.$this->instance->pageid.'">'.get_string('questions', 'quiz').'</a>';
 185                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/questions.gif" class="icon" alt="" />';
 186             }
 187         }
 188
 189
 190     /// Manage files
 191         if ($course->id !== SITEID and has_capability('moodle/course:managefiles', $context)) {
 192             $this->content->items[]='<a href="'.$CFG->wwwroot.'/files/index.php?id='.$this->instance->pageid.'">'.get_string('files').'</a>';
 193             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/files.gif" class="icon" alt="" />';
 194         }
 195
 196     /// Authorize hooks
 197         if ($course->enrol == 'authorize' || (empty($course->enrol) && $CFG->enrol == 'authorize') && ($course->id!==SITEID)) {
 198             require_once($CFG->dirroot.'/enrol/authorize/const.php');
 199             $paymenturl = '<a href="'.$CFG->wwwroot.'/enrol/authorize/index.php?course='.$course->id.'">'.get_string('payments').'</a> ';
 200             if (has_capability('enrol/authorize:managepayments', $context)) {
 201                 if ($cnt = count_records('enrol_authorize', 'status', AN_STATUS_AUTH, 'courseid', $course->id)) {
 202                     $paymenturl .= '<a href="'.$CFG->wwwroot.'/enrol/authorize/index.php?status='.AN_STATUS_AUTH.'&amp;course='.$course->id.'">'.get_string('paymentpending', 'moodle', $cnt).'</a>';
 203                 }
 204             }
 205             $this->content->items[] = $paymenturl;
 206             $this->content->icons[] = '<img src="'.$CFG->pixpath.'/i/payment.gif" class="icon" alt="" />';
 207         }
 208
 209     /// Unenrol link
 210         if (empty($course->metacourse) && ($course->id!==SITEID)) {
 211             if (has_capability('moodle/legacy:guest', $context, NULL, false)) {   // Are a guest now
 212                 $this->content->items[]='<a href="enrol.php?id='.$this->instance->pageid.'">'.get_string('enrolme', '', format_string($course->shortname)).'</a>';
 213                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/user.gif" class="icon" alt="" />';
 214             } else if (has_capability('moodle/role:unassignself', $context, NULL, false) and get_user_roles($context, $USER->id, false)) {  // Have some role
 215                 $this->content->items[]='<a href="unenrol.php?id='.$this->instance->pageid.'">'.get_string('unenrolme', '', format_string($course->shortname)).'</a>';
 216                 $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/user.gif" class="icon" alt="" />';
 217             }
 218         }
 219
 220     /// Link to the user own profile (except guests)
 221         if (!isguestuser() and isloggedin()) {
 222             $this->content->items[]='<a href="'.$CFG->wwwroot.'/user/view.php?id='.$USER->id.'&amp;course='.$course->id.'">'.get_string('profile').'</a>';
 223             $this->content->icons[]='<img src="'.$CFG->pixpath.'/i/user.gif" alt="" />';
 224         }
 225
 226         return $this->content;
 227     }
 228
 229     function applicable_formats() {
 230         return array('course' => true);   // Not needed on site
 231     }
 232 }
 233
 234 ?>