public function execute()
{
global $CFG, $DB;
require_once $CFG->libdir . '/accesslib.php';
//some variables you may want to use
//$this->cwd - the directory where moosh command was executed
//$this->mooshDir - moosh installation directory
//$this->expandedOptions - commandline provided options, merged with defaults
//$this->topDir - top Moodle directory
//$this->arguments[0] - first argument passed
//$this->pluginInfo - array with information about the current plugin (based on cwd), keys:'type','name','dir'
$options = $this->expandedOptions;
$courseid = $this->arguments[0];
$this->course = get_course($courseid);
$coursecontext = \context_course::instance($courseid, MUST_EXIST);
// Get # of contexts with break-down.
$sql = "SELECT * FROM {context} WHERE path LIKE '{$coursecontext->path}/%'";
$dbcontexts = $DB->get_records_sql($sql);
foreach ($dbcontexts as $dbcontext) {
$context = \context::instance_by_id($dbcontext->id, MUST_EXIST);
$this->contexts[$dbcontext->id] = $context;
$this->inc($this->contextbylevel, $context->contextlevel);
/** @var \context $context */
if ($this->verbose) {
echo $context->get_context_name();
}
if (is_a($context, "context_module")) {
$cm = $DB->get_record('course_modules', array('id' => $context->instanceid));
$this->inc($this->contextbymodule, $cm->module);
}
}
ksort($this->contextbylevel);
ksort($this->contextbymodule);
// Get # of role permission overwrites for this course.
foreach ($dbcontexts as $dbcontext) {
$capabilities = $DB->get_records('role_capabilities', array('contextid' => $dbcontext->id));
if ($capabilities) {
$this->capabilityoverwrites[$dbcontext->id] = count($capabilities);
}
}
// Locally assigned roles.
foreach ($dbcontexts as $dbcontext) {
$assignments = $DB->get_records('role_assignments', array('contextid' => $dbcontext->id));
if ($assignments) {
$this->rolesassigned[$dbcontext->id] = count($assignments);
}
}
// Get users enrolled.
$enrolledtotal = $DB->get_record_sql("SELECT COUNT(DISTINCT userid) AS c FROM {role_assignments} WHERE contextid = ? ", array($coursecontext->id));
$this->enrolledtotal = $enrolledtotal->c;
$usersbyrole = $DB->get_records_sql("SELECT roleid, COUNT(*) AS c FROM {role_assignments} WHERE contextid = ?", array($coursecontext->id));
foreach ($usersbyrole as $u) {
if ($u->c > 0) {
$this->usersbyrole[$u->roleid] = $u->c;
}
}
// Get # of groups. Get min, max and avg number of users per group.
$groups = $DB->get_records_sql("SELECT g.id, COUNT(m.id) AS c FROM {groups} g LEFT JOIN {groups_members} m ON g.id = m.groupid WHERE g.courseid = ? GROUP BY g.id", array($courseid));
$this->groupsnumber = count($groups);
$sum = 0;
foreach ($groups as $group) {
$sum += $group->c;
if ($this->groupsmax < $group->c) {
$this->groupsmax = $group->c;
}
if ($this->groupsmin === NULL || $this->groupsmin > $group->c) {
$this->groupsmin = $group->c;
}
}
if ($this->groupsnumber > 0) {
$this->groupsavg = intval($sum / $this->groupsnumber);
} else {
$this->groupsavg = 0;
}
if ($this->groupsmin === NULL) {
$this->groupsmin = 0;
}
// Get size of modinfo course structure.
$modinfo = get_fast_modinfo($this->course);
$this->modinfosize = strlen(serialize($modinfo));
// Get # of sections.
$sections = $DB->get_records('course_sections', array('course' => $courseid));
$this->sectionsnumber = count($sections);
$modstotal = 0;
foreach ($sections as $section) {
$this->sectionsvisible += $section->visible;
if (!$section->sequence) {
$mods = 0;
} else {
$mods = substr_count($section->sequence, ',') + 1;
}
$modstotal += $mods;
if ($mods > $this->sectionsmax) {
$this->sectionsmax = $mods;
}
if ($this->sectionsmin === NULL || $mods < $this->sectionsmin) {
$this->sectionsmin = $mods;
}
}
$this->sectionsavg = intval($modstotal / $this->sectionsnumber);
$this->sectionshidden = $this->sectionsnumber - $this->sectionsvisible;
// Get # of grades.
$this->gradesnumber = $DB->get_record_sql("SELECT COUNT(*) c FROM {grade_items} i JOIN {grade_grades} g ON i.id = g.itemid WHERE i.courseid = ?", array($courseid));
$this->gradesnumber = $this->gradesnumber->c;
// Get # of log entries.
$this->logsnumber = $DB->get_record("logstore_standard_log", array('courseid' => $courseid), 'COUNT(*) c');
$this->logsnumber = $this->logsnumber->c;
// Get # and size of files.
$results = $DB->get_records_sql("SELECT * FROM {context} WHERE path LIKE '" . $context->get_course_context()->path . "/%'");
foreach ($results as $result) {
$contexts[] = $result->id;
}
list($sql, $params) = $DB->get_in_or_equal($contexts);
$files = $DB->get_record_sql("SELECT COUNT(*) c FROM {files} WHERE filename <> '.' AND contextid IN (SELECT id FROM {context} WHERE path LIKE '{$coursecontext->path}/%' )");
$this->filesnumber = $files->c;
$files = $DB->get_record_sql("SELECT SUM(filesize) s FROM {files} WHERE filename <> '.' AND contextid IN (SELECT id FROM {context} WHERE path LIKE '{$coursecontext->path}/%' )");
$this->filesize = $files->s;
$this->aggregateData();
// Cache build time.
$start = microtime(true);
rebuild_course_cache($courseid);
$this->data['Cache build time'] = microtime(true) - $start;
$this->display();
}
