moodle/course/search.php

267 lines
12 KiB
PHP

<?php // $Id$
/// Displays external information about a course
require_once("../config.php");
require_once("lib.php");
$search = optional_param('search', '', PARAM_RAW); // search words
$page = optional_param('page', 0, PARAM_INT); // which page to show
$perpage = optional_param('perpage', 10, PARAM_INT); // how many per page
$moveto = optional_param('moveto', 0, PARAM_INT); // move to category
$edit = optional_param('edit', -1, PARAM_BOOL);
$hide = optional_param('hide', 0, PARAM_INT);
$show = optional_param('show', 0, PARAM_INT);
$search = trim(strip_tags($search)); // trim & clean raw searched string
if ($search) {
$searchterms = explode(" ", $search); // Search for words independently
foreach ($searchterms as $key => $searchterm) {
if (strlen($searchterm) < 2) {
unset($searchterms[$key]);
}
}
$search = trim(implode(" ", $searchterms));
}
$site = get_site();
if ($CFG->forcelogin) {
require_login();
}
if (has_capability('moodle/course:create', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
if ($edit !== -1) {
$USER->categoryediting = $edit;
// If the edit mode we are leaving has higher per page than the one we are entering,
// with pages, chances are you will get a no courses found error. So when we are switching
// modes, set page to 0.
$page = 0;
}
}
/// Editing functions
if (has_capability('moodle/course:visibility', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
/// Hide or show a course
if ($hide or $show and confirm_sesskey()) {
if ($hide) {
$course = get_record("course", "id", $hide);
$visible = 0;
} else {
$course = get_record("course", "id", $show);
$visible = 1;
}
if ($course) {
if (! set_field("course", "visible", $visible, "id", $course->id)) {
notify("Could not update that course!");
}
}
}
}
if (has_capability('moodle/course:create', get_context_instance(CONTEXT_SYSTEM, SITEID)) && $perpage != 99999) {
$perpage = 30;
}
$displaylist = array();
$parentlist = array();
make_categories_list($displaylist, $parentlist, "");
$strcourses = get_string("courses");
$strsearch = get_string("search");
$strsearchresults = get_string("searchresults");
$strcategory = get_string("category");
$strselect = get_string("select");
$strselectall = get_string("selectall");
$strdeselectall = get_string("deselectall");
$stredit = get_string("edit");
if (!$search) {
print_header("$site->fullname : $strsearch", $site->fullname,
"<a href=\"index.php\">$strcourses</a> -> $strsearch", "", "");
print_simple_box_start("center");
echo "<center>";
echo "<br />";
print_course_search("", false, "plain");
echo "<br /><p>";
print_string("searchhelp");
echo "</p>";
echo "</center>";
print_simple_box_end();
print_footer();
exit;
}
if (!empty($moveto) and $data = data_submitted() and confirm_sesskey()) { // Some courses are being moved
if (! $destcategory = get_record("course_categories", "id", $data->moveto)) {
error("Error finding the category");
}
$courses = array();
foreach ( $data as $key => $value ) {
if (preg_match('/^c\d+$/', $key)) {
array_push($courses, substr($key, 1));
}
}
move_courses($courses, $data->moveto);
}
$courses = get_courses_search($searchterms, "fullname ASC",
$page*$perpage, $perpage, $totalcount);
$searchform = print_course_search($search, true, "navbar");
if (!empty($courses) && has_capability('moodle/course:create', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
$searchform .= update_categories_search_button($search,$page,$perpage);
}
print_header("$site->fullname : $strsearchresults", $site->fullname,
"<a href=\"index.php\">$strcourses</a> -> <a href=\"search.php\">$strsearch</a> -> '".s($search, true)."'", "", "", "", $searchform);
$lastcategory = -1;
if ($courses) {
print_heading("$strsearchresults: $totalcount");
$encodedsearch = urlencode(stripslashes($search));
print_paging_bar($totalcount, $page, $perpage, "search.php?search=$encodedsearch&amp;perpage=$perpage&amp;",'page',($perpage == 99999));
if ($perpage != 99999 && $totalcount > $perpage) {
echo "<center><p>";
echo "<a href=\"search.php?search=$encodedsearch&perpage=99999\">".get_string("showall", "", $totalcount)."</a>";
echo "</p></center>";
}
if (!has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
foreach ($courses as $course) {
$course->fullname = highlight("$search", $course->fullname);
$course->summary = highlight("$search", $course->summary);
$course->summary .= "<br /><p align=\"right\">";
$course->summary .= "$strcategory: <a href=\"category.php?id=$course->category\">";
$course->summary .= $displaylist[$course->category];
$course->summary .= "</a></p>";
print_course($course);
print_spacer(5,5);
}
} else { // slightly more sophisticated
echo "<form id=\"movecourses\" action=\"search.php\" method=\"post\">";
echo "<input type=\"hidden\" name=\"sesskey\" value=\"$USER->sesskey\">";
echo "<input type=\"hidden\" name=\"search\" value=\"".s($search, true)."\">";
echo "<input type=\"hidden\" name=\"page\" value=\"$page\">";
echo "<input type=\"hidden\" name=\"perpage\" value=\"$perpage\">";
echo "<table align=\"center\" border=0 cellspacing=2 cellpadding=4 class=\"generalbox\"><tr>";
echo "<th scope=\"col\">$strcourses</th>";
echo "<th scope=\"col\">$strcategory</th>";
echo "<th scope=\"col\">$strselect</th>";
echo "<th scope=\"col\">$stredit</th>";
foreach ($courses as $course) {
$coursecontext = get_context_instance(CONTEXT_COURSE, $course->id);
$course->fullname = highlight("$search", $course->fullname);
$linkcss = $course->visible ? "" : " class=\"dimmed\" ";
echo "<tr>";
echo "<td><a $linkcss href=\"view.php?id=$course->id\">$course->fullname</a></td>";
echo "<td>".$displaylist[$course->category]."</td>";
echo "<td align=\"center\">";
// this is ok since this will get inherited from course category context
// if it is set
if (has_capability('moodle/category:update', $coursecontext)) {
echo "<input type=\"checkbox\" name=\"c$course->id\">";
} else {
echo "<input type=\"checkbox\" name=\"c$course->id\" disabled=\"disabled\">";
}
echo "</td>";
echo "<td>";
if (empty($THEME->custompix)) {
$pixpath = "$CFG->wwwroot/pix";
} else {
$pixpath = "$CFG->themedir/$CFG->theme/pix";
}
// checks whether user can update course settings
if (has_capability('moodle/course:update', $coursecontext)) {
echo "<a title=\"".get_string("settings")."\" href=\"$CFG->wwwroot/course/edit.php?id=$course->id\"><img".
" src=\"$pixpath/t/edit.gif\" height=\"11\" width=\"11\" border=\"0\" alt=\"".get_string("settings")."\"></a> ";
}
// checks whether user can do role assignment
if (has_capability('moodle/role:assign', $coursecontext)) {
echo'<a title="'.get_string('assignroles', 'role').'" href="'.$CFG->wwwroot.'/'.$CFG->admin.'/roles/assign.php?contextid='.$coursecontext->id.'">';
echo '<img src="'.$CFG->pixpath.'/i/roles.gif" height="11" width="11" alt="'.get_string('assignroles', 'role').'" /></a>';
}
// checks whether user can delete course
if (has_capability('moodle/course:delete', $coursecontext)) {
echo "<a title=\"".get_string("delete")."\" href=\"delete.php?id=$course->id\"><img".
" src=\"$pixpath/t/delete.gif\" height=\"11\" width=\"11\" border=\"0\" alt=\"".get_string("delete")."\"></a> ";
}
// checks whether user can change visibility
if (has_capability('moodle/course:visibility', $coursecontext)) {
if (!empty($course->visible)) {
echo "<a title=\"".get_string("hide")."\" href=\"search.php?search=$encodedsearch&amp;perpage=$perpage&amp;page=$page&amp;hide=$course->id&amp;sesskey=$USER->sesskey\"><img".
" src=\"$pixpath/t/hide.gif\" height=\"11\" width=\"11\" border=\"0\" alt=\"".get_string("hide")."\"></a> ";
} else {
echo "<a title=\"".get_string("show")."\" href=\"search.php?search=$encodedsearch&amp;perpage=$perpage&amp;page=$page&amp;show=$course->id&amp;sesskey=$USER->sesskey\"><img".
" src=\"$pixpath/t/show.gif\" height=\"11\" width=\"11\" border=\"0\" alt=\"".get_string("show")."\"></a> ";
}
}
// checks whether user can do site backup
if (has_capability('moodle/site:backup', $coursecontext)) {
echo "<a title=\"".get_string("backup")."\" href=\"../backup/backup.php?id=$course->id\"><img".
" src=\"$pixpath/t/backup.gif\" height=\"11\" width=\"11\" border=\"0\" alt=\"".get_string("backup")."\"></a> ";
}
// checks whether user can do restore
if (has_capability('moodle/site:restore', $coursecontext)) {
echo "<a title=\"".get_string("restore")."\" href=\"../files/index.php?id=$course->id&wdir=/backupdata\"><img".
" src=\"$pixpath/t/restore.gif\" height=\"11\" width=\"11\" border=\"0\" alt=\"".get_string("restore")."\"></a> ";
}
echo "</td></tr>";
}
echo "<tr><td colspan=\"4\" align=\"center\">";
echo "<br />";
echo "<input type=\"button\" onclick=\"checkall()\" value=\"$strselectall\" />\n";
echo "<input type=\"button\" onclick=\"uncheckall()\" value=\"$strdeselectall\" />\n";
choose_from_menu ($displaylist, "moveto", "", get_string("moveselectedcoursesto"), "javascript: getElementById('movecourses').submit()");
echo "</td></tr>";
echo "</table>";
}
print_paging_bar($totalcount, $page, $perpage, "search.php?search=$encodedsearch&amp;perpage=$perpage&amp;",'page',($perpage == 99999));
if ($perpage != 99999 && $totalcount > $perpage) {
echo "<center><p>";
echo "<a href=\"search.php?search=$encoededsearch&perpage=99999\">".get_string("showall", "", $totalcount)."</a>";
echo "</p></center>";
}
} else {
print_heading(get_string("nocoursesfound", "", s($search, true)));
}
echo "<br /><br />";
print_course_search($search);
print_footer();
?>