$searchterm) {
if (strlen($searchterm) < 2) {
unset($searchterms[$key]);
}
}
$search = s(trim(implode(" ", $searchterms)));
}
if (! $course = get_record("course", "id", $id)) {
error("Course id is incorrect.");
}
require_course_login($course);
add_to_log($course->id, "forum", "search", "search.php?id=$course->id&search=".urlencode($search), $search);
$strforums = get_string("modulenameplural", "forum");
$strsearch = get_string("search", "forum");
$strsearchresults = get_string("searchresults", "forum");
$strpage = get_string("page");
$strmissingsearchterms = get_string('missingsearchterms','forum');
$searchform = forum_print_search_form($course, $search, true, "navbar");
if (!$search) {
print_header_simple("$strsearch", "",
"id\">$strforums -> $strsearch", "search.search",
"", "", " ", navmenu($course));
print_simple_box_start("center");
echo "";
echo "
";
echo $searchform;
echo "
";
print_string("searchhelp");
echo "
";
echo "";
print_simple_box_end();
}
if ($search) {
$strippedsearch = str_replace("user:","",$search);
$strippedsearch = str_replace("subject:","",$strippedsearch);
$strippedsearch = str_replace(""","",$strippedsearch);
if ($group = user_group($id, $USER->id)) {
$groupid = $group->id;
} else {
$groupid = 0;
}
if (!$posts = forum_search_posts($searchterms, $course->id, $page*$perpage, $perpage, $totalcount, $groupid)) {
print_header_simple("$strsearchresults", "",
"id\">$strforums ->
id\">$strsearch -> \"$search\"", "search.search",
"", "", " ", navmenu($course));
print_heading(get_string("nopostscontaining", "forum", $search));
print_simple_box_start("center");
echo "";
echo "
";
echo $searchform;
echo "
";
print_string("searchhelp");
echo "
";
echo "";
print_simple_box_end();
print_footer($course);
exit;
}
print_header_simple("$strsearchresults", "",
"id\">$strforums ->
id\">$strsearch -> \"$search\"", "search.search",
"", "", $searchform, navmenu($course));
print_heading("$strsearchresults: $totalcount");
echo "";
print_paging_bar($totalcount, $page, $perpage, "search.php?search=$search&id=$course->id&perpage=$perpage&");
echo "";
//added to implement highlighting of search terms found only in HTML markup
//fiedorow - 9/2/2005
$searchterms = explode(" ", $strippedsearch); // Search for words independently
foreach ($searchterms as $key => $searchterm) {
if (preg_match('/^\-/',$searchterm)) {
unset($searchterms[$key]);
} else {
$searchterms[$key] = preg_replace('/^\+/','',$searchterm);
}
}
foreach ($posts as $post) {
if (! $discussion = get_record("forum_discussions", "id", $post->discussion)) {
error("Discussion ID was incorrect");
}
if (! $forum = get_record("forum", "id", "$discussion->forum")) {
error("Could not find forum $discussion->forum");
}
$post->subject = highlight("$strippedsearch", $post->subject);
$discussion->name = highlight("$strippedsearch", $discussion->name);
$fullsubject = "id\">$forum->name";
if ($forum->type != "single") {
$fullsubject .= " -> id\">$discussion->name";
if ($post->parent != 0) {
$fullsubject .= " -> discussion&parent=$post->id\">$post->subject";
}
}
$post->subject = $fullsubject;
/// Add the forum id to the post object - used by read tracking.
$post->forum = $forum->id;
//Indicate search terms only found in HTML markup
//Use highlight() with nonsense tags to spot search terms in the
//actual text content first.
//fiedorow - 9/2/2005
$missing_terms = "";
$message = highlight($strippedsearch,format_text($post->message, $post->format, NULL, $course->id),
0,'','');
foreach ($searchterms as $searchterm) {
if (preg_match("/$searchterm/i",$message) && !preg_match('/'.$searchterm.'<\/fgw9sdpq4>/i',$message)) {
$missing_terms .= " $searchterm";
}
}
$message = str_replace('','',$message);
$message = str_replace('','',$message);
if ($missing_terms) {
$post->message = ''.$strmissingsearchterms.' '.$missing_terms.'
'.$message;
}
$fulllink = "discussion#$post->id\">".get_string("postincontext", "forum")."";
//search terms already highlighted - fiedorow - 9/2/2005
forum_print_post($post, $course->id, false, false, false, false, $fulllink);
echo "
";
}
echo "";
print_paging_bar($totalcount, $page, $perpage, "search.php?search=".urlencode($search)."&id=$course->id&perpage=$perpage&");
echo "";
}
print_footer($course);
?>