mirror of
https://github.com/moodle/moodle.git
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429 lines
14 KiB
PHP
429 lines
14 KiB
PHP
<? // $Id$
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$MAXNEWSDISPLAY = 4;
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$FORMATS = array (
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"weeks" => "Weekly layout",
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"social" => "Social layout",
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"topics" => "Topics layout"
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);
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$SECTION = array (
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"weeks" => "week",
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"social" => "section",
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"topics" => "topic"
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);
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function print_log_selector_form($course, $selecteduser=0, $selecteddate="today") {
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global $USER, $CFG;
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// Get all the possible users
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$users = array();
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if ($course->category) {
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if ($students = get_records_sql("SELECT u.* FROM user u, user_students s
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WHERE s.course = '$course->id' AND s.user = u.id
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ORDER BY u.lastaccess DESC")) {
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foreach ($students as $student) {
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$users["$student->id"] = "$student->firstname $student->lastname";
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}
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}
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if ($teachers = get_records_sql("SELECT u.* FROM user u, user_teachers t
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WHERE t.course = '$course->id' AND t.user = u.id
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ORDER BY u.lastaccess DESC")) {
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foreach ($teachers as $teacher) {
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$users["$teacher->id"] = "$teacher->firstname $teacher->lastname";
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}
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}
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}
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if (isadmin()) {
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if ($ccc = get_records_sql("SELECT * FROM course ORDER BY fullname")) {
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foreach ($ccc as $cc) {
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if ($cc->category) {
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$courses["$cc->id"] = "$cc->fullname";
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} else {
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$courses["$cc->id"] = " $cc->fullname (Site)";
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}
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}
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}
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asort($courses);
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}
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asort($users);
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// Get all the possible dates
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// Note that we are keeping track of real (GMT) time and user time
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// User time is only used in displays - all calcs and passing is GMT
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$timenow = time(); // GMT
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// What day is it now for the user, and when is midnight that day (in GMT).
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$timemidnight = $today = usergetmidnight($timenow);
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// Put today up the top of the list
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$dates = array("$timemidnight" => "Today, ".userdate($timenow, "%e %B %Y") );
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if (! $course->startdate) {
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$course->startdate = $course->timecreated;
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}
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$numdates = 1;
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while ($timemidnight > $course->startdate and $numdates < 365) {
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$timemidnight = $timemidnight - 86400;
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$timenow = $timenow - 86400;
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$dates["$timemidnight"] = userdate($timenow, "%A, %e %B %Y");
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$numdates++;
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}
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if ($selecteddate == "today") {
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$selecteddate = $today;
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}
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echo "<CENTER>";
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echo "<FORM ACTION=log.php METHOD=get>";
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if (isadmin()) {
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choose_from_menu ($courses, "id", $course->id, "");
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} else {
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echo "<INPUT TYPE=hidden NAME=id VALUE=\"$course->id\">";
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}
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if ($course->category) {
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choose_from_menu ($users, "user", $selecteduser, "All participants");
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}
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choose_from_menu ($dates, "date", $selecteddate, "Any day");
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echo "<INPUT TYPE=submit VALUE=\"Show these logs\">";
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echo "</FORM>";
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echo "</CENTER>";
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}
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function make_log_url($module, $url) {
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switch ($module) {
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case "course":
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case "user":
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case "file":
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case "login":
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case "lib":
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case "admin":
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return "/$module/$url";
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break;
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default:
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return "/mod/$module/$url";
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break;
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}
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}
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function print_log($course, $user=0, $date=0, $order="ORDER BY l.time ASC") {
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// It is assumed that $date is the GMT time of midnight for that day,
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// and so the next 86400 seconds worth of logs are printed.
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if ($course->category) {
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$selector = "WHERE l.course='$course->id' AND l.user = u.id";
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} else {
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$selector = "WHERE l.user = u.id"; // Show all courses
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if ($ccc = get_records_sql("SELECT * FROM course ORDER BY fullname")) {
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foreach ($ccc as $cc) {
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$courses[$cc->id] = "$cc->shortname";
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}
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}
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}
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if ($user) {
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$selector .= " AND l.user = '$user'";
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}
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if ($date) {
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$enddate = $date + 86400;
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$selector .= " AND l.time > '$date' AND l.time < '$enddate'";
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}
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if (!$logs = get_records_sql("SELECT l.*, u.firstname, u.lastname, u.picture
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FROM log l, user u $selector $order")){
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notify("No logs found!");
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print_footer($course);
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exit;
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}
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$count=0;
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$tt = getdate(time());
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$today = mktime (0, 0, 0, $tt["mon"], $tt["mday"], $tt["year"]);
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echo "<P ALIGN=CENTER>Displaying ".count($logs)." records</P>";
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echo "<TABLE BORDER=0 ALIGN=center CELLPADDING=3 CELLSPACING=3>";
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foreach ($logs as $log) {
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if ($ld = get_record_sql("SELECT * FROM log_display WHERE module='$log->module' AND action='$log->action'")) {
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$log->info = get_field($ld->table, $ld->field, "id", $log->info);
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}
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echo "<TR>";
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if (! $course->category) {
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echo "<TD><FONT SIZE=2><A HREF=\"view.php?id=$log->course\">".$courses[$log->course]."</A></TD>";
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}
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echo "<TD ALIGN=right><FONT SIZE=2>".userdate($log->time, "%A")."</TD>";
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echo "<TD><FONT SIZE=2>".userdate($log->time, "%e %B %Y, %I:%M %p")."</TD>";
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echo "<TD><FONT SIZE=2><A TITLE=\"$log->ip\" HREF=\"../user/view.php?id=$log->user&course=$log->course\"><B>$log->firstname $log->lastname</B></TD>";
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echo "<TD><FONT SIZE=2>";
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link_to_popup_window( make_log_url($log->module,$log->url), "fromloglive","$log->module $log->action", 400, 600);
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echo "</TD>";
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echo "<TD><FONT SIZE=2>$log->info</TD>";
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echo "</TR>";
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}
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echo "</TABLE>";
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}
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function print_all_courses($cat=1) {
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if ($courses = get_records("course", "category", $cat, "fullname ASC")) {
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foreach ($courses as $course) {
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print_course($course);
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echo "<BR>\n";
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}
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} else {
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echo "<H3>No courses have been defined yet</H3>";
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}
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}
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function print_course($course) {
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global $CFG;
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if (! $site = get_site()) {
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error("Could not find a site!");
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}
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print_simple_box_start("CENTER", "100%");
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echo "<TABLE WIDTH=100%>";
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echo "<TR VALIGN=top>";
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echo "<TD VALIGN=top WIDTH=50%>";
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echo "<P><FONT SIZE=3><B><A TITLE=\"".get_string("entercourse")."\"
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HREF=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->fullname</A></B></FONT></P>";
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if ($teachers = get_records_sql("SELECT u.* FROM user u, user_teachers t
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WHERE u.id = t.user AND t.course = '$course->id'
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ORDER BY t.authority ASC")) {
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echo "<P><FONT SIZE=1>\n";
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foreach ($teachers as $teacher) {
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echo "$course->teacher: <A HREF=\"$CFG->wwwroot/user/view.php?id=$teacher->id&course=$site->id\">$teacher->firstname $teacher->lastname</A><BR>";
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}
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echo "</FONT></P>";
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}
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if ($course->guest or ($course->password == "")) {
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echo "<A TITLE=\"This course allows guest users\" HREF=\"$CFG->wwwroot/course/view.php?id=$course->id\">";
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echo "<IMG VSPACE=4 ALT=\"\" HEIGHT=16 WIDTH=16 BORDER=0 SRC=\"$CFG->wwwroot/user/user.gif\"></A> ";
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}
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if ($course->password) {
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echo "<A TITLE=\"This course requires an enrolment key\" HREF=\"$CFG->wwwroot/course/view.php?id=$course->id\">";
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echo "<IMG VSPACE=4 ALT=\"\" HEIGHT=16 WIDTH=16 BORDER=0 SRC=\"$CFG->wwwroot/pix/i/key.gif\"></A>";
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}
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echo "</TD><TD VALIGN=top WIDTH=50%>";
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echo "<P><FONT SIZE=2>".text_to_html($course->summary)."</FONT></P>";
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echo "</TD></TR>";
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echo "</TABLE>";
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print_simple_box_end();
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}
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function print_headline($text, $size=2) {
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echo "<B><FONT SIZE=\"$size\">$text</FONT></B><BR>\n";
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}
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function print_recent_activity($course) {
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// $course is an object
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// This function trawls through the logs looking for
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// anything new since the user's last login
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global $CFG, $USER;
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if (! $USER->lastlogin ) {
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echo "<P>Welcome to the course! Here you will find a list of what's new since your last login.</P>";
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return;
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}
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if (! $logs = get_records_sql("SELECT * FROM log WHERE time > '$USER->lastlogin' AND course = '$course->id' ORDER BY time ASC")) {
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return;
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}
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// Firstly, have there been any new enrolments?
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$heading = false;
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$content = false;
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foreach ($logs as $log) {
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if ($log->module == "course" and $log->action == "enrol") {
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if (! $heading) {
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print_headline("New users:");
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$heading = true;
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$content = true;
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}
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$user = get_record("user", "id", $log->info);
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echo "<P><FONT SIZE=1><A HREF=\"../user/view.php?id=$user->id&course=$course->id\">$user->firstname $user->lastname</A></FONT></P>";
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}
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}
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// Next, have there been any changes to the course structure?
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foreach ($logs as $log) {
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if ($log->module == "course") {
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if ($log->action == "add mod" or $log->action == "update mod" or $log->action == "delete mod") {
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$info = split(" ", $log->info);
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$modname = get_field($info[0], "name", "id", $info[1]);
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switch ($log->action) {
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case "add mod":
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$changelist["$log->info"] = array ("operation" => "add", "text" => "Added a ".$info[0].":<BR><A HREF=\"$CFG->wwwroot/course/$log->url\">$modname</A>");
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break;
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case "update mod":
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if (! $changelist["$log->info"]) {
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$changelist["$log->info"] = array ("operation" => "update", "text" => "Updated the ".$info[0].":<BR><A HREF=\"$CFG->wwwroot/course/$log->url\">$modname</A>");
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}
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break;
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case "delete mod":
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if ($changelist["$log->info"]["operation"] == "add") {
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$changelist["$log->info"] = NULL;
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} else {
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$changelist["$log->info"] = array ("operation" => "delete", "text" => "Deleted a ".$info[0]);
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}
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break;
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}
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}
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}
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}
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if ($changelist) {
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foreach ($changelist as $changeinfo => $change) {
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if ($change) {
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$changes[$changeinfo] = $change;
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}
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}
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if (count($changes) > 0) {
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print_headline("Course changes:");
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$content = true;
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foreach ($changes as $changeinfo => $change) {
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echo "<P><FONT SIZE=1>".$change["text"]."</FONT></P>";
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}
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}
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}
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// Now all we need to know are the new posts.
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$heading = false;
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foreach ($logs as $log) {
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if ($log->module == "forum") {
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$post = NULL;
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if ($log->action == "add post") {
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$post = get_record_sql("SELECT p.*, d.forum, u.firstname, u.lastname,
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u.email, u.picture, u.id as userid
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FROM forum_discussions d, forum_posts p, user u
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WHERE p.id = '$log->info' AND d.id = p.discussion AND p.user = u.id");
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} else if ($log->action == "add discussion") {
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$post = get_record_sql("SELECT p.*, d.forum, u.firstname, u.lastname,
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u.email, u.picture, u.id as userid
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FROM forum_discussions d, forum_posts p, user u
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WHERE d.id = '$log->info' AND d.firstpost = p.id AND p.user = u.id");
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}
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if ($post) {
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$teacherpost = "";
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if ($forum = get_record("forum", "id", $post->forum) ) {
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if ($forum->type == "teacher") {
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if (!isteacher($course->id)) {
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continue;
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} else {
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$teacherpost = "COLOR=#666666";
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}
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}
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}
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if (! $heading) {
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print_headline("Discussion Posts:");
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$heading = true;
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$content = true;
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}
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echo "<P><FONT SIZE=1 $teacherpost>$post->firstname $post->lastname:<BR>";
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echo "\"<A HREF=\"$CFG->wwwroot/mod/forum/$log->url\">";
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if ($log->action == "add") {
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echo "<B>$post->subject</B>";
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} else {
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echo "$post->subject";
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}
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echo "</A>\"</FONT></P>";
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}
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}
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}
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if (! $content) {
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echo "<FONT SIZE=2>Nothing new since your last login</FONT>";
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}
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}
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function unenrol_student_in_course($user, $course) {
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global $db;
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return $db->Execute("DELETE FROM user_students WHERE user = '$user' AND course = '$course'");
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}
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function enrol_student_in_course($user, $course) {
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global $db;
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$timenow = time();
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$rs = $db->Execute("INSERT INTO user_students (user, course, start, end, time)
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VALUES ($user, $course, 0, 0, $timenow)");
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if ($rs) {
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return true;
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} else {
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return false;
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}
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}
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function get_all_mods($courseid, &$mods, &$modtype) {
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$mods = NULL;
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$modtype = NULL;
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if ( $rawmods = get_records_sql("SELECT cm.*, m.name as modname, m.fullname as modfullname
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FROM modules m, course_modules cm
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WHERE cm.course = '$courseid'
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AND cm.deleted = '0'
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AND cm.module = m.id") ) {
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foreach($rawmods as $mod) { // Index the mods
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$mods[$mod->id] = $mod;
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$modtype[$mod->modname] = $mod->modfullname;
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}
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ksort($modtype);
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}
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}
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function get_all_sections($courseid) {
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return get_records_sql("SELECT section, id, course, summary, sequence
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FROM course_sections
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WHERE course = '$courseid'
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ORDER BY section");
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}
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function print_log_graph($course, $userid=0, $type="course.png", $date=0) {
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global $CFG;
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echo "<IMG BORDER=0 SRC=\"$CFG->wwwroot/course/loggraph.php?id=$course->id&user=$userid&type=$type&date=$date\">";
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}
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?>
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