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lib.php
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lib.php
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<?php // $Id$
// Library of useful functions
if (defined('COURSE_MAX_LOG_DISPLAY')) { // Being included again - should never happen!!
return;
}
define('COURSE_MAX_LOG_DISPLAY', 150); // days
define('COURSE_MAX_LOGS_PER_PAGE', 1000); // records
define('COURSE_LIVELOG_REFRESH', 60); // Seconds
define('COURSE_MAX_RECENT_PERIOD', 86400); // A day, in seconds
define('COURSE_MAX_SUMMARIES_PER_PAGE', 10); // courses
define("FRONTPAGENEWS", 0);
define("FRONTPAGECOURSELIST", 1);
define("FRONTPAGECATEGORYNAMES", 2);
function print_recent_selector_form($course, $advancedfilter=0, $selecteduser=0, $selecteddate="lastlogin",
$mod="", $modid="activity/All", $modaction="", $selectedgroup="", $selectedsort="default") {
global $USER, $CFG;
$isteacher = isteacher($course->id);
if ($advancedfilter) {
// Get all the possible users
$users = array();
if ($course->category) {
$courseusers = get_course_users($course->id);
} else {
$courseusers = get_site_users("u.lastaccess DESC", "u.id, u.firstname, u.lastname");
}
if ($courseusers) {
foreach ($courseusers as $courseuser) {
$users[$courseuser->id] = fullname($courseuser, $isteacher);
}
}
if ($guest = get_guest()) {
$users[$guest->id] = fullname($guest);
}
if (isadmin()) {
if ($ccc = get_records("course", "", "", "fullname")) {
foreach ($ccc as $cc) {
if ($cc->category) {
$courses["$cc->id"] = "$cc->fullname";
} else {
$courses["$cc->id"] = " $cc->fullname (Site)";
}
}
}
asort($courses);
}
$activities = array();
$selectedactivity = $modid;
if ($modinfo = unserialize($course->modinfo)) {
$section = 0;
if ($course->format == 'weeks') { // Body
$strsection = get_string("week");
} else {
$strsection = get_string("topic");
}
$activities["activity/All"] = "All activities";
$activities["activity/Assignments"] = "All assignments";
$activities["activity/Chats"] = "All chats";
$activities["activity/Forums"] = "All forums";
$activities["activity/Quizzes"] = "All quizzes";
$activities["activity/Workshops"] = "All workshops";
$activities["section/individual"] = "------------- Individual Activities --------------";
foreach ($modinfo as $mod) {
if ($mod->mod == "label") {
continue;
}
if (!$mod->visible and !$isteacher) {
continue;
}
if ($mod->section > 0 and $section <> $mod->section) {
$activities["section/$mod->section"] = "-------------- $strsection $mod->section --------------";
}
$section = $mod->section;
$mod->name = strip_tags(urldecode($mod->name));
if (strlen($mod->name) > 55) {
$mod->name = substr($mod->name, 0, 50)."...";
}
if (!$mod->visible) {
$mod->name = "(".$mod->name.")";
}
$activities["$mod->cm"] = $mod->name;
if ($mod->cm == $modid) {
$selectedactivity = "$mod->cm";
}
}
}
$strftimedate = get_string("strftimedate");
$strftimedaydate = get_string("strftimedaydate");
asort($users);
// Get all the possible dates
// Note that we are keeping track of real (GMT) time and user time
// User time is only used in displays - all calcs and passing is GMT
$timenow = time(); // GMT
// What day is it now for the user, and when is midnight that day (in GMT).
$timemidnight = $today = usergetmidnight($timenow);
$dates = array();
$dates["$USER->lastlogin"] = get_string("lastlogin").", ".userdate($USER->lastlogin, $strftimedate);
$dates["$timemidnight"] = get_string("today").", ".userdate($timenow, $strftimedate);
if (!$course->startdate or ($course->startdate > $timenow)) {
$course->startdate = $course->timecreated;
}
$numdates = 1;
while ($timemidnight > $course->startdate and $numdates < 365) {
$timemidnight = $timemidnight - 86400;
$timenow = $timenow - 86400;
$dates["$timemidnight"] = userdate($timenow, $strftimedaydate);
$numdates++;
}
if ($selecteddate == "lastlogin") {
$selecteddate = $USER->lastlogin;
}
echo '<form action="recent.php" method="get">';
echo '<input type=hidden name=chooserecent value="1">';
echo "<center>";
echo "<table>";
if (isadmin()) {
echo "<tr><td><b>" . get_string("courses") . "</b></td><td>";
choose_from_menu ($courses, "id", $course->id, "");
echo "</td></tr>";
} else {
echo "<input type=hidden name=id value=\"$course->id\">";
}
$sortfields = array("default" => get_string("bycourseorder"),"dateasc" => get_string("datemostrecentlast"), "datedesc" => get_string("datemostrecentfirst"));
echo "<tr><td><b>" . get_string("participants") . "</b></td><td>";
choose_from_menu ($users, "user", $selecteduser, get_string("allparticipants") );
echo "</td>";
echo "<td align='right'><b>" . get_string("since") . "</b></td><td>";
choose_from_menu ($dates, "date", $selecteddate, get_string("alldays"));
echo "</td></tr>";
echo "<tr><td><b>" . get_string("activities") . "</b></td><td>";
choose_from_menu ($activities, "modid", $selectedactivity, "");
echo "</td>";
echo "<td align='right'><b>" . get_string("sortby") . "</b></td><td>";
choose_from_menu ($sortfields, "sortby", $selectedsort, "");
echo "</td></tr>";
echo '<tr>';
$groupmode = groupmode($course);
if ($groupmode == VISIBLEGROUPS or ($groupmode and isteacheredit($course->id))) {
if ($groups = get_records_menu("groups", "courseid", $course->id, "name ASC", "id,name")) {
echo '<td><b>';
if ($groupmode == VISIBLEGROUPS) {
print_string('groupsvisible');
} else {
print_string('groupsseparate');
}
echo ':</b></td><td>';
choose_from_menu($groups, "selectedgroup", $selectedgroup, get_string("allgroups"), "", "");
echo '</td>';
}
}
echo "<td colspan='2' align='right'>";
echo "<input type=submit value=\"".get_string("showrecent")."\">";
echo "</td></tr>";
echo "</table>";
$advancedlink = "<a href=\"$CFG->wwwroot/course/recent.php?id=$course->id&advancedfilter=0\">" . get_string("normalfilter") . "</a>";
print_heading($advancedlink);
echo "</center>";
echo "</form>";
} else {
$day_list = array("1","7","14","21","30");
$strsince = get_string("since");
$strlastlogin = get_string("lastlogin");
$strday = get_string("day");
$strdays = get_string("days");
$heading = "";
foreach ($day_list as $count) {
if ($count == "1") {
$day = $strday;
} else {
$day = $strdays;
}
$tmpdate = time() - ($count * 3600 * 24);
$heading = $heading .
"<a href=\"$CFG->wwwroot/course/recent.php?id=$course->id&date=$tmpdate\"> $count $day</a> | ";
}
$heading = $strsince . ": <a href=\"$CFG->wwwroot/course/recent.php?id=$course->id\">$strlastlogin</a>" . " | " . $heading;
print_heading($heading);
$advancedlink = "<a href=\"$CFG->wwwroot/course/recent.php?id=$course->id&advancedfilter=1\">" . get_string("advancedfilter") . "</a>";
print_heading($advancedlink);
}
}
function print_log_selector_form($course, $selecteduser=0, $selecteddate="today",
$modname="", $modid=0, $modaction="") {
global $USER, $CFG;
$isteacher = isteacher($course->id);
// Get all the possible users
$users = array();
if ($course->category) {
$courseusers = get_course_users($course->id);
} else {
$courseusers = get_site_users("u.lastaccess DESC", "u.id, u.firstname, u.lastname");
}
if ($courseusers) {
foreach ($courseusers as $courseuser) {
$users[$courseuser->id] = fullname($courseuser, $isteacher);
}
}
if ($guest = get_guest()) {
$users[$guest->id] = fullname($guest);
}
if (isadmin()) {
if ($ccc = get_records("course", "", "", "fullname")) {
foreach ($ccc as $cc) {
if ($cc->category) {
$courses["$cc->id"] = "$cc->fullname";
} else {
$courses["$cc->id"] = " $cc->fullname (Site)";
}
}
}
asort($courses);
}
$activities = array();
$selectedactivity = "";
if ($modinfo = unserialize($course->modinfo)) {
$section = 0;
if ($course->format == 'weeks') { // Bodgy
$strsection = get_string("week");
} else {
$strsection = get_string("topic");
}
foreach ($modinfo as $mod) {
if ($mod->mod == "label") {
continue;
}
if ($mod->section > 0 and $section <> $mod->section) {
$activities["section/$mod->section"] = "-------------- $strsection $mod->section --------------";
}
$section = $mod->section;
$mod->name = strip_tags(urldecode($mod->name));
if (strlen($mod->name) > 55) {
$mod->name = substr($mod->name, 0, 50)."...";
}
if (!$mod->visible) {
$mod->name = "(".$mod->name.")";
}
$activities["$mod->cm"] = $mod->name;
if ($mod->cm == $modid) {
$selectedactivity = "$mod->cm";
}
}
}
$strftimedate = get_string("strftimedate");
$strftimedaydate = get_string("strftimedaydate");
asort($users);
// Get all the possible dates
// Note that we are keeping track of real (GMT) time and user time
// User time is only used in displays - all calcs and passing is GMT
$timenow = time(); // GMT
// What day is it now for the user, and when is midnight that day (in GMT).
$timemidnight = $today = usergetmidnight($timenow);
// Put today up the top of the list
$dates = array("$timemidnight" => get_string("today").", ".userdate($timenow, $strftimedate) );
if (!$course->startdate or ($course->startdate > $timenow)) {
$course->startdate = $course->timecreated;
}
$numdates = 1;
while ($timemidnight > $course->startdate and $numdates < 365) {
$timemidnight = $timemidnight - 86400;
$timenow = $timenow - 86400;
$dates["$timemidnight"] = userdate($timenow, $strftimedaydate);
$numdates++;
}
if ($selecteddate == "today") {
$selecteddate = $today;
}
echo '<center>';
echo '<form action="log.php" method="get">';
echo '<input type=hidden name=chooselog value="1">';
if (isadmin()) {
choose_from_menu ($courses, "id", $course->id, "");
} else {
echo "<input type=hidden name=id value=\"$course->id\">";
}
choose_from_menu ($users, "user", $selecteduser, get_string("allparticipants") );
choose_from_menu ($dates, "date", $selecteddate, get_string("alldays"));
choose_from_menu ($activities, "modid", $selectedactivity, get_string("allactivities"), "", "");
echo "<input type=submit value=\"".get_string("showtheselogs")."\">";
echo "</form>";
echo "</center>";
}
function make_log_url($module, $url) {
switch ($module) {
case "course":
case "user":
case "file":
case "login":
case "lib":
case "admin":
return "/$module/$url";
break;
default:
return "/mod/$module/$url";
break;
}
}
function print_log($course, $user=0, $date=0, $order="l.time ASC", $page=0, $perpage=100,
$url="", $modname="", $modid=0, $modaction="") {
// It is assumed that $date is the GMT time of midnight for that day,
// and so the next 86400 seconds worth of logs are printed.
global $CFG, $db;
if ($course->category) {
$selector = "l.course='$course->id' AND l.userid = u.id";
} else {
$selector = "l.userid = u.id"; // Show all courses
if ($ccc = get_courses("all", "c.id ASC", "c.id,c.shortname")) {
foreach ($ccc as $cc) {
$courses[$cc->id] = "$cc->shortname";
}
}
}
if ($modname) {
$selector .= " AND l.module = '$modname'";
}
if ($modid) {
$selector .= " AND l.cmid = '$modid'";
}
if ($modaction) {
$selector .= " AND l.action = '$modaction'";
}
if ($user) {
$selector .= " AND l.userid = '$user'";
}
if ($date) {
$enddate = $date + 86400;
$selector .= " AND l.time > '$date' AND l.time < '$enddate'";
}
$totalcount = 0; // Initialise
if (!$logs = get_logs($selector, $order, $page*$perpage, $perpage, $totalcount)) {
notify("No logs found!");
print_footer($course);
exit;
}
$count=0;
$tt = getdate(time());
$today = mktime (0, 0, 0, $tt["mon"], $tt["mday"], $tt["year"]);
$strftimedatetime = get_string("strftimedatetime");
$isteacher = isteacher($course->id);
echo "<p align=center>";
print_string("displayingrecords", "", $totalcount);
echo "</p>";
print_paging_bar($totalcount, $page, $perpage, "$url&perpage=$perpage&");
echo "<table border=0 align=center cellpadding=3 cellspacing=3>";
foreach ($logs as $log) {
if ($ld = get_record("log_display", "module", "$log->module", "action", "$log->action")) {
$log->info = get_field($ld->mtable, $ld->field, "id", $log->info);
}
echo "<tr nowrap>";
if (! $course->category) {
echo "<td nowrap><font size=2><a href=\"view.php?id=$log->course\">".$courses[$log->course]."</a></td>";
}
echo "<td nowrap align=right><font size=2>".userdate($log->time, "%a")."</td>";
echo "<td nowrap><font size=2>".userdate($log->time, $strftimedatetime)."</td>";
echo "<td nowrap><font size=2>";
link_to_popup_window("/lib/ipatlas/plot.php?address=$log->ip&user=$log->userid", "ipatlas","$log->ip", 400, 700);
echo "</td>";
$fullname = fullname($log, $isteacher);
echo "<td nowrap><font size=2><a href=\"../user/view.php?id=$log->userid&course=$log->course\"><b>$fullname</b></td>";
echo "<td nowrap><font size=2>";
link_to_popup_window( make_log_url($log->module,$log->url), "fromloglive","$log->module $log->action", 400, 600);
echo "</td>";
echo "<td nowrap><font size=2>$log->info</td>";
echo "</tr>";
}
echo "</table>";
print_paging_bar($totalcount, $page, $perpage, "$url&perpage=$perpage&");
}
function print_log_graph($course, $userid=0, $type="course.png", $date=0) {
global $CFG;
if (empty($CFG->gdversion)) {
echo "(".get_string("gdneed").")";
} else {
echo "<IMG BORDER=0 SRC=\"$CFG->wwwroot/course/loggraph.php?id=$course->id&user=$userid&type=$type&date=$date\">";
}
}
function print_recent_activity($course) {
// $course is an object
// This function trawls through the logs looking for
// anything new since the user's last login
global $CFG, $USER, $THEME, $SESSION;
$isteacher = isteacher($course->id);
if (empty($USER->lastlogin)) {
echo '<p align="center"><font size="1">';
print_string("welcometocourse", "", $course->shortname);
echo '</font></p>';
return;
}
$timestart = $USER->lastlogin;
$timemaxrecent = time() - COURSE_MAX_RECENT_PERIOD;
if ($timestart < $timemaxrecent) {
$timestart = $timemaxrecent;
}
echo '<center><font size="1">';
echo get_string("activitysince", "", userdate($timestart));
echo '<p><a href="recent.php?id='.$course->id.'">'.get_string('recentactivityreport').'</a></p>';
echo '</font></center>';
// Firstly, have there been any new enrolments?
$heading = false;
$content = false;
$users = get_recent_enrolments($course->id, $timestart);
if ($users) {
echo "<p>";
foreach ($users as $user) {
if (! $heading) {
print_headline(get_string("newusers").":");
$heading = true;
$content = true;
}
$fullname = fullname($user, $isteacher);
echo "<font size=1><a href=\"../user/view.php?id=$user->id&course=$course->id\">$fullname</a></font><br />";
}
echo "</p>";
}
// Next, have there been any modifications to the course structure?
$logs = get_records_select("log", "time > '$timestart' AND course = '$course->id' AND
module = 'course' AND action LIKE '% mod'", "time ASC");
if ($logs) {
foreach ($logs as $key => $log) {
$info = split(" ", $log->info);
if ($info[0] == "label") { // Labels are special activities
continue;
}
$modname = get_field($info[0], "name", "id", $info[1]);
//Create a temp valid module structure (course,id)
$tempmod->course = $log->course;
$tempmod->id = $info[1];
//Obtain the visible property from the instance
$modvisible = instance_is_visible($info[0],$tempmod);
//Only if the mod is visible
if ($modvisible) {
switch ($log->action) {
case "add mod":
$stradded = get_string("added", "moodle", get_string("modulename", $info[0]));
$changelist["$log->info"] = array ("operation" => "add", "text" => "$stradded:<BR><A HREF=\"$CFG->wwwroot/course/$log->url\">$modname</A>");
break;
case "update mod":
$strupdated = get_string("updated", "moodle", get_string("modulename", $info[0]));
if (empty($changelist["$log->info"])) {
$changelist["$log->info"] = array ("operation" => "update", "text" => "$strupdated:<BR><A HREF=\"$CFG->wwwroot/course/$log->url\">$modname</A>");
}
break;
case "delete mod":
if (!empty($changelist["$log->info"]["operation"]) and
$changelist["$log->info"]["operation"] == "add") {
$changelist["$log->info"] = NULL;
} else {
$strdeleted = get_string("deletedactivity", "moodle", get_string("modulename", $info[0]));
$changelist["$log->info"] = array ("operation" => "delete", "text" => $strdeleted);
}
break;
}
}
}
}
if (!empty($changelist)) {
foreach ($changelist as $changeinfo => $change) {
if ($change) {
$changes[$changeinfo] = $change;
}
}
if (isset($changes)){
if (count($changes) > 0) {
print_headline(get_string("courseupdates").":");
$content = true;
foreach ($changes as $changeinfo => $change) {
echo "<p><font size=1>".$change["text"]."</font></p>";
}
}
}
}
// If this site uses Library module, then print recent items
if (!empty($CFG->librarypath)) {
if (file_exists("$CFG->dirroot/$CFG->librarypath/librarylib.php")) {
include_once("$CFG->dirroot/$CFG->librarypath/librarylib.php");
if (librarysummarize(5, '', date('YmdHis',$USER->lastlogin))) {
$content = true;
}
}
}
// Now display new things from each module
$mods = get_records("modules", "visible", "1", "name", "id, name");
foreach ($mods as $mod) { // Each module gets it's own logs and prints them
include_once("$CFG->dirroot/mod/$mod->name/lib.php");
$print_recent_activity = $mod->name."_print_recent_activity";
if (function_exists($print_recent_activity)) {
$modcontent = $print_recent_activity($course, $isteacher, $timestart);
if ($modcontent) {
$content = true;
}
}
}
if (! $content) {
echo "<font size=2>".get_string("nothingnew")."</font>";
}
}
function get_array_of_activities($courseid) {
// For a given course, returns an array of course activity objects
// Each item in the array contains he following properties:
// cm - course module id
// mod - name of the module (eg forum)
// section - the number of the section (eg week or topic)
// name - the name of the instance
// visible - is the instance visible or not
// extra - contains extra string to include in any link
global $CFG;
$mod = array();
if (!$rawmods = get_course_mods($courseid)) {
return NULL;
}
if ($sections = get_records("course_sections", "course", $courseid, "section ASC")) {
foreach ($sections as $section) {
if (!empty($section->sequence)) {
$sequence = explode(",", $section->sequence);
foreach ($sequence as $seq) {
if (empty($rawmods[$seq])) {
continue;
}
$mod[$seq]->cm = $rawmods[$seq]->id;
$mod[$seq]->mod = $rawmods[$seq]->modname;
$mod[$seq]->section = $section->section;
$mod[$seq]->name = urlencode(get_field($rawmods[$seq]->modname, "name", "id", $rawmods[$seq]->instance));
$mod[$seq]->visible = $rawmods[$seq]->visible;
$mod[$seq]->extra = "";
$modname = $mod[$seq]->mod;
$functionname = $modname."_get_coursemodule_info";
include_once("$CFG->dirroot/mod/$modname/lib.php");
if (function_exists($functionname)) {
if ($info = $functionname($rawmods[$seq])) {
if (!empty($info->extra)) {
$mod[$seq]->extra = $info->extra;
}
if (!empty($info->icon)) {
$mod[$seq]->icon = $info->icon;
}
}
}
}
}
}
}
return $mod;
}
function get_all_mods($courseid, &$mods, &$modnames, &$modnamesplural, &$modnamesused) {
// Returns a number of useful structures for course displays
$mods = NULL; // course modules indexed by id
$modnames = NULL; // all course module names
$modnamesplural= NULL; // all course module names (plural form)
$modnamesused = NULL; // course module names used
if ($allmods = get_records("modules")) {
foreach ($allmods as $mod) {
if ($mod->visible) {
$modnames[$mod->name] = get_string("modulename", "$mod->name");
$modnamesplural[$mod->name] = get_string("modulenameplural", "$mod->name");
}
}
asort($modnames);
} else {
error("No modules are installed!");
}
if ($rawmods = get_course_mods($courseid)) {
foreach($rawmods as $mod) { // Index the mods
$mods[$mod->id] = $mod;
$mods[$mod->id]->modfullname = $modnames[$mod->modname];
if ($mod->visible or isteacher($courseid)) {
$modnamesused[$mod->modname] = $modnames[$mod->modname];
}
}
if ($modnamesused) {
asort($modnamesused);
}
}
}
function get_all_sections($courseid) {
return get_records("course_sections", "course", "$courseid", "section",
"section, id, course, summary, sequence, visible");
}
function course_set_display($courseid, $display=0) {
global $USER;
if (empty($USER)) {
return false;
}
if ($display == "all" or empty($display)) {
$display = 0;
}
if (record_exists("course_display", "userid", $USER->id, "course", $courseid)) {
set_field("course_display", "display", $display, "userid", $USER->id, "course", $courseid);
} else {
$record->userid = $USER->id;
$record->course = $courseid;
$record->display = $display;
if (!insert_record("course_display", $record)) {
notify("Could not save your course display!");
}
}
return $USER->display[$courseid] = $display; // Note: = not ==
}
function set_section_visible($courseid, $sectionnumber, $visibility) {
/// For a given course section, markes it visible or hidden,
/// and does the same for every activity in that section
if ($section = get_record("course_sections", "course", $courseid, "section", $sectionnumber)) {
set_field("course_sections", "visible", "$visibility", "id", $section->id);
if (!empty($section->sequence)) {
$modules = explode(",", $section->sequence);
foreach ($modules as $moduleid) {
if ($visibility) {
show_course_module($moduleid);
} else {
hide_course_module($moduleid);
}
}
}
rebuild_course_cache($courseid);
}
}
function print_section_block($heading, $course, $section, $mods, $modnames, $modnamesused,
$absolute=true, $width="100%") {
global $CFG, $USER, $THEME;
static $groupbuttons;
static $isteacher;
static $isediting;
static $ismoving;
static $strmovehere;
static $strmovefull;
static $strcancel;
static $stractivityclipboard;
if (!isset($isteacher)) {
$groupbuttons = $course->groupmode and !$course->groupmodeforce;
$isteacher = isteacher($course->id);
$isediting = isediting($course->id);
$ismoving = ismoving($course->id);
if ($ismoving) {
$strmovehere = get_string("movehere");
$strmovefull = strip_tags(get_string("movefull", "", "'$USER->activitycopyname'"));
$strcancel= get_string("cancel");
$stractivityclipboard = $USER->activitycopyname;
}
}
$modinfo = unserialize($course->modinfo);
$moddata = array();
$modicon = array();
$editbuttons = "";
if ($ismoving) {
$modicon[] = " <img align=bottom src=\"$CFG->pixpath/t/move.gif\" height=\"11\" width=\"11\">";
$moddata[] = "$USER->activitycopyname (<a href=\"$CFG->wwwroot/course/mod.php?cancelcopy=true\">$strcancel</a>)";
}
if (!empty($section->sequence)) {
$sectionmods = explode(",", $section->sequence);
foreach ($sectionmods as $modnumber) {
if (empty($mods[$modnumber])) {
continue;
}
$mod = $mods[$modnumber];
if ($isediting and !$ismoving) {
if (!$groupbuttons) {
$mod->groupmode = false;
}
$editbuttons = "<br />".make_editing_buttons($mod, $absolute, true);
} else {
$editbuttons = "";
}
if ($mod->visible or $isteacher) {
if ($ismoving) {
if ($mod->id == $USER->activitycopy) {
continue;
}
$modicon[] = "";
$moddata[] = "<a title=\"$strmovefull\"".
" href=\"$CFG->wwwroot/course/mod.php?moveto=$mod->id\">".
"<img height=\"16\" width=\"80\" src=\"$CFG->pixpath/movehere.gif\" ".
" alt=\"$strmovehere\" border=\"0\"></a>";
}
$instancename = urldecode($modinfo[$modnumber]->name);
if (!empty($CFG->filterall)) {
$instancename = filter_text("<nolink>$instancename</nolink>", $course->id);
}
$linkcss = $mod->visible ? "" : " class=\"dimmed\" ";
if (!empty($modinfo[$modnumber]->extra)) {
$extra = urldecode($modinfo[$modnumber]->extra);
} else {
$extra = "";
}
if (!empty($modinfo[$modnumber]->icon)) {
$icon = "$CFG->pixpath/".urldecode($modinfo[$modnumber]->icon);
} else {
$icon = "$CFG->modpixpath/$mod->modname/icon.gif";
}
if ($mod->modname == "label") {
$modicon[] = "";
$moddata[] = format_text($extra, FORMAT_HTML).$editbuttons;
} else {
$modicon[] = "<img src=\"$icon\"".
" height=\"16\" width=\"16\" alt=\"$mod->modfullname\">";
$moddata[] = "<a title=\"$mod->modfullname\" $linkcss $extra".
"href=\"$CFG->wwwroot/mod/$mod->modname/view.php?id=$mod->id\">$instancename</a>".
"$editbuttons";
}
}
}
}
if ($ismoving) {
$modicon[] = "";
$moddata[] = "<a title=\"$strmovefull\"".
" href=\"$CFG->wwwroot/course/mod.php?movetosection=$section->id\">".
"<img height=\"16\" width=\"80\" src=\"$CFG->pixpath/movehere.gif\" ".
" alt=\"$strmovehere\" border=\"0\"></a>";
}
if ($isediting) {
$editmenu = popup_form("$CFG->wwwroot/course/mod.php?id=$course->id&section=$section->section&add=",
$modnames, "section0", "", get_string("add")."...", "mods", get_string("activities"), true);
$editmenu = "<div align=right>$editmenu</div>";
} else {
$editmenu = "";
}
print_side_block($heading, "", $moddata, $modicon, $editmenu, $width);
}
function print_section($course, $section, $mods, $modnamesused, $absolute=false, $width="100%") {
/// Prints a section full of activity modules
global $CFG, $USER;
static $groupbuttons;
static $groupbuttonslink;
static $isteacher;
static $isediting;
static $ismoving;
static $strmovehere;
static $strmovefull;
if (!isset($isteacher)) {
$groupbuttons = $course->groupmode;
$groupbuttonslink = (!$course->groupmodeforce);
$isteacher = isteacher($course->id);
$isediting = isediting($course->id);
$ismoving = ismoving($course->id);
if ($ismoving) {
$strmovehere = get_string("movehere");
$strmovefull = strip_tags(get_string("movefull", "", "'$USER->activitycopyname'"));
}
}
$modinfo = unserialize($course->modinfo);
echo "<table width=\"$width\" cellpadding=1 cellspacing=0>\n";
if (!empty($section->sequence)) {
$sectionmods = explode(",", $section->sequence);
foreach ($sectionmods as $modnumber) {
if (empty($mods[$modnumber])) {
continue;
}
$mod = $mods[$modnumber];
if ($mod->visible or $isteacher) {
echo "<tr><td class=\"activity$mod->modname\">";
if ($ismoving) {
if ($mod->id == $USER->activitycopy) {
continue;
}
echo "<a title=\"$strmovefull\"".
" href=\"mod.php?moveto=$mod->id\">".
"<img height=\"16\" width=\"80\" src=\"$CFG->pixpath/movehere.gif\" ".
" alt=\"$strmovehere\" border=\"0\"></a><br />\n";
}
$instancename = urldecode($modinfo[$modnumber]->name);
if (!empty($CFG->filterall)) {
$instancename = filter_text("<nolink>$instancename</nolink>", $course->id);
}
if (!empty($modinfo[$modnumber]->extra)) {
$extra = urldecode($modinfo[$modnumber]->extra);
} else {
$extra = "";
}
if (!empty($modinfo[$modnumber]->icon)) {
$icon = "$CFG->pixpath/".urldecode($modinfo[$modnumber]->icon);
} else {
$icon = "$CFG->modpixpath/$mod->modname/icon.gif";
}
if ($mod->indent) {
print_spacer(12, 20 * $mod->indent, false);
}
if ($mod->modname == "label") {
if (!$mod->visible) {
echo "<span class=\"dimmed_text\">";
}
echo format_text($extra, FORMAT_HTML);
if (!$mod->visible) {
echo "</span>";
}
} else { // Normal activity
$linkcss = $mod->visible ? "" : " class=\"dimmed\" ";
echo "<img src=\"$icon\"".
" height=16 width=16 alt=\"$mod->modfullname\">".
" <font size=2><a title=\"$mod->modfullname\" $linkcss $extra".
" href=\"$CFG->wwwroot/mod/$mod->modname/view.php?id=$mod->id\">$instancename</a></font>";
}
if ($isediting) {
if ($groupbuttons) {
if (! $mod->groupmodelink = $groupbuttonslink) {
$mod->groupmode = $course->groupmode;
}
} else {
$mod->groupmode = false;
}
echo " ";
echo make_editing_buttons($mod, $absolute, true, $mod->indent);
}
echo "</td>";
echo "</tr>";
}
}
}
if ($ismoving) {
echo "<tr><td><a title=\"$strmovefull\"".
" href=\"mod.php?movetosection=$section->id\">".
"<img height=\"16\" width=\"80\" src=\"$CFG->pixpath/movehere.gif\" ".
" alt=\"$strmovehere\" border=\"0\"></a></td></tr>\n";
}
echo "</table>\n\n";
}
function rebuild_course_cache($courseid=0) {
// Rebuilds the cached list of course activities stored in the database
// If a courseid is not specified, then all are rebuilt
if ($courseid) {
$select = "id = '$courseid'";