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stats.php
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<?php
require_once(dirname(dirname(__FILE__)).'/config.php');
require_once($CFG->dirroot.'/lib/statslib.php');
if (empty($CFG->enablestats)) {
error("Stats is not enabled.");
}
$courseid = required_param('course',PARAM_INT);
$report = optional_param('report',0,PARAM_INT);
$time = optional_param('time',0,PARAM_INT);
$mode = optional_param('mode',STATS_MODE_GENERAL,PARAM_INT);
$userid = optional_param('userid',0,PARAM_INT);
if ($report == STATS_REPORT_USER_LOGINS) {
$courseid = SITEID; //override
}
if ($mode == STATS_MODE_RANKED) {
redirect($CFG->wwwroot.'/admin/reports.php?time='.$time);
}
if (!$course = get_record("course","id",$courseid)) {
error("That's an invalid course id");
}
if (!empty($userid)) {
if (!$user = get_record('user','id',$userid)) {
error("That's an invalid user id");
}
}
require_login();
if (!isteacher($course->id)) {
error("You need to be a teacher to use this page");
}
stats_check_uptodate($course->id);
$strheader = get_string('stats');
$strnav = (($course->id != SITEID) ? '<a href="'.$CFG->wwwroot.'/course/view.php?id='.$courseid.'">'.$course->shortname.'</a> -> ' : '').$strheader;
$reportoptions = stats_get_report_options($courseid,$mode);
$courses = get_courses('all','c.shortname','c.id,c.shortname,c.fullname');
$courseoptions = array();
foreach ($courses as $c) {
if (isteacher($c->id)) {
$courseoptions[$c->id] = $c->shortname;
}
}
$tableprefix = $CFG->prefix.'stats_';
if ($mode == STATS_MODE_DETAILED) {
$tableprefix = $CFG->prefix.'stats_user_';
}
$earliestday = get_field_sql('SELECT timeend FROM '.$tableprefix.'daily ORDER BY timeend LIMIT 1');
$earliestweek = get_field_sql('SELECT timeend FROM '.$tableprefix.'weekly ORDER BY timeend LIMIT 1');
$earliestmonth = get_field_sql('SELECT timeend FROM '.$tableprefix.'monthly ORDER BY timeend LIMIT 1');
if (empty($earliestday)) $earliestday = time();
if (empty($earliestweek)) $earliestweek = time();
if (empty($earliestmonth)) $earliestmonth = time();
$now = stats_get_base_daily();
$lastweekend = stats_get_base_weekly();
$lastmonthend = stats_get_base_monthly();
$timeoptions = stats_get_time_options($now,$lastweekend,$lastmonthend,$earliestday,$earliestweek,$earliestmonth);
if (empty($timeoptions)) {
error(get_string('nostatstodisplay'), $CFG->wwwroot.'/course/view.php?id='.$course->id);
}
$options = array();
$options[STATS_MODE_GENERAL] = get_string('statsmodegeneral');
$options[STATS_MODE_DETAILED] = get_string('statsmodedetailed');
if (isadmin()) {
$options[STATS_MODE_RANKED] = get_string('reports');
}
$menu = choose_from_menu($options,'mode',$mode,'','this.form.submit();',0,true);
$menu = '<form action="stats.php" method="post">'."\n"
.'<input type="hidden" name="course" value="'.$course->id.'" />'."\n"
.'<input type="hidden" name="time" value="'.$time.'" />'."\n"
.$menu."\n".'</form>';
print_header($strheader,$strheader,$strnav,'','',true,' ',$menu);
echo '<form action="stats.php" method="post">'."\n"
.'<input type="hidden" name="mode" value="'.$mode.'" />'."\n";
$table->width = '*';
if ($mode == STATS_MODE_DETAILED) {
if (!empty($time)) {
$param = stats_get_parameters($time,null,$course->id,$mode); // we only care about the table and the time string.
$sql = 'SELECT DISTINCT s.userid,s.roleid,u.firstname,u.lastname,u.idnumber FROM '.$CFG->prefix.'stats_user_'.$param->table.' s JOIN '.$CFG->prefix.'user u ON u.id = s.userid '
.'WHERE courseid = '.$course->id.' AND timeend >= '.$param->timeafter . ((!empty($param->stattype)) ? ' AND stattype = \''.$param->stattype.'\'' : '');
if (!isadmin()) {
$sql .= ' AND (s.roleid = 1 OR s.userid = '.$USER->id .")";
}
$sql .= " ORDER BY s.roleid ";
} else {
$sql = 'SELECT s.userid,u.firstname,u.lastname,u.idnumber,1 AS roleid FROM '.$CFG->prefix.'user_students s JOIN '.$CFG->prefix.'user u ON u.id = s.userid WHERE course = '.$course->id;
}
$us = get_records_sql($sql);
$admins = get_admins();
foreach ($us as $u) {
$role = $course->student;
if ($u->roleid == 2) {
$role = $course->teacher;
}
if (array_key_exists($u->userid,$admins)) {
$role = get_string('admin');
}
$users[$u->userid] = $role.' - '.fullname($u,true);
}
if (empty($time)) {
if (isadmin()) {
$sql = 'SELECT t.userid,u.firstname,u.lastname,u.idnumber,1 AS roleid FROM '.$CFG->prefix.'user_teachers t JOIN '.$CFG->prefix.'user u ON u.id = t.userid WHERE course = '.$course->id;
$moreusers = get_records_sql($sql);
foreach ($moreusers as $u) {
$users[$u->userid] = $course->teacher .' - '.fullname($u,true);
}
} else {
$users[$USER->id] = $course->teacher.' - '.fullname($USER,true);
}
}
// make sure we sort so teachers are at the top.
if (strcmp($course->student,$course->teacher) < 0) {
arsort($users);
} else {
asort($users);
}
$table->align = array('left','left','left','left','left','left','left','left');
$table->data[] = array(get_string('course'),choose_from_menu($courseoptions,'course',$course->id,'','','',true),
get_string('users'),choose_from_menu($users,'userid',$userid,'','','',true),
get_string('statsreporttype'),choose_from_menu($reportoptions,'report',$report,'','','',true),
get_string('statstimeperiod'),choose_from_menu($timeoptions,'time',$time,'','','',true),
'<input type="submit" value="'.get_string('view').'" />') ;
} else {
$table->align = array('left','left','left','left','left','left','left');
$table->data[] = array(get_string('course'),choose_from_menu($courseoptions,'course',$course->id,'','','',true),
get_string('statsreporttype'),choose_from_menu($reportoptions,'report',$report,'','','',true),
get_string('statstimeperiod'),choose_from_menu($timeoptions,'time',$time,'','','',true),
'<input type="submit" value="'.get_string('view').'" />') ;
}
print_table($table);
echo '</form>';
if (!empty($report) && !empty($time)) {
if ($report == STATS_REPORT_LOGINS && $course->id != SITEID) {
error("This type of report is only available for the site course");
}
$param = stats_get_parameters($time,$report,$course->id,$mode);
if ($mode == STATS_MODE_DETAILED) {
$param->table = 'user_'.$param->table;
}
$sql = 'SELECT timeend,'.$param->fields.' FROM '.$CFG->prefix.'stats_'.$param->table.' WHERE '
.(($course->id == SITEID) ? '' : ' courseid = '.$course->id.' AND ')
.((!empty($userid)) ? ' userid = '.$userid.' AND ' : '')
. ((!empty($param->stattype)) ? ' stattype = \''.$param->stattype.'\' AND ' : '')
.' timeend >= '.$param->timeafter
.$param->extras
.' ORDER BY timeend DESC';
$stats = get_records_sql($sql);
if (empty($stats)) {
error(get_string('statsnodata'.((!empty($user)) ? 'user' : '')),$CFG->wwwroot.'/stats/index.php?course='.$course->id.'&mode='.$mode.'&time='.$time);
}
$stats = stats_fix_zeros($stats,$param->timeafter,$param->table,(!empty($param->line2)));
print_heading($course->shortname.' - '.get_string('statsreport'.$report).((!empty($user)) ? ' '.get_string('statsreportforuser').' ' .fullname($user,true) : ''));
if (empty($CFG->gdversion)) {
echo "(".get_string("gdneed").")";
} else {
if ($mode == STATS_MODE_DETAILED) {
echo '<center><img src="'.$CFG->wwwroot.'/course/statsgraph.php?mode='.$mode.'&course='.$course->id.'&time='.$time.'&report='.$report.'&userid='.$userid.'" /></center>';
} else {
echo '<center><img src="'.$CFG->wwwroot.'/course/statsgraph.php?mode='.$mode.'&course='.$course->id.'&time='.$time.'&report='.$report.'" /></center>';
}
}
$table = new object();
$table->align = array('left','center','center','center');
$param->table = str_replace('user_','',$param->table);
$table->head = array(get_string('periodending','moodle',$param->table),$param->line1);
if (!empty($param->line2)) {
$table->head[] = $param->line2;
}
$table->head[] = get_string('logs');
foreach ($stats as $stat) {
$a = array(userdate($stat->timeend,get_string('strftimedate'),$CFG->timezone),$stat->line1);
if (isset($stat->line2)) {
$a[] = $stat->line2;
}
if (empty($CFG->loglifetime) || ($stat->timeend-(60*60*24)) >= (time()-60*60*24*$CFG->loglifetime)) {
$a[] = '<a href="'.$CFG->wwwroot.'/course/log.php?id='.$course->id.'&chooselog=1&showusers=1&showcourses=1&user='.$userid.'&date='.usergetmidnight($stat->timeend-(60*60*24)).'">'.get_string('course').' ' .get_string('logs').'</a> ';
}
$table->data[] = $a;
}
print_table($table);
}
print_footer();
?>