/**
* Global Search Engine for Moodle
* Michael Champanis (mchampan) [cynnical@gmail.com]
-* review 1.8+ : Valery Fremaux [valery.fremaux@club-internet.fr]
+* review 1.8+ : Valery Fremaux [valery.fremaux@club-internet.fr]
* 2007/08/02
*
* The query page - accepts a user-entered query string and returns results.
if ($pages && isset($_SESSION['search_advanced_query'])) {
// if both are set, then we are busy browsing through the result pages of an advanced query
$adv = unserialize($_SESSION['search_advanced_query']);
- }
+ }
else if ($advanced) {
// otherwise we are dealing with a new advanced query
unset($_SESSION['search_advanced_query']);
session_unregister('search_advanced_query');
-
+
// chars to strip from strings (whitespace)
$chars = " \t\n\r\0\x0B,-+";
-
+
// retrieve advanced query variables
$adv->mustappear = trim(optional_param('mustappear', '', PARAM_CLEAN), $chars);
$adv->notappear = trim(optional_param('notappear', '', PARAM_CLEAN), $chars);
$adv->module = optional_param('module', '', PARAM_CLEAN);
$adv->title = trim(optional_param('title', '', PARAM_CLEAN), $chars);
$adv->author = trim(optional_param('author', '', PARAM_CLEAN), $chars);
- }
+ }
if ($advanced) {
//parse the advanced variables into a query string
//TODO: move out to external query class (QueryParse?)
-
+
$query_string = '';
-
+
// get all available module types
$module_types = array_merge(array('all'), array_values(search_get_document_types()));
$adv->module = in_array($adv->module, $module_types) ? $adv->module : 'all';
-
+
// convert '1 2' into '+1 +2' for required words field
if (strlen(trim($adv->mustappear)) > 0) {
$query_string = ' +'.implode(' +', preg_split("/[\s,;]+/", $adv->mustappear));
- }
-
+ }
+
// convert '1 2' into '-1 -2' for not wanted words field
if (strlen(trim($adv->notappear)) > 0) {
$query_string .= ' -'.implode(' -', preg_split("/[\s,;]+/", $adv->notappear));
- }
-
+ }
+
// this field is left untouched, apart from whitespace being stripped
if (strlen(trim($adv->canappear)) > 0) {
$query_string .= ' '.implode(' ', preg_split("/[\s,;]+/", $adv->canappear));
- }
-
+ }
+
// add module restriction
$doctypestr = get_string('doctype', 'search');
$titlestr = get_string('title', 'search');
$authorstr = get_string('author', 'search');
if ($adv->module != 'all') {
$query_string .= " +{$doctypestr}:".$adv->module;
- }
-
+ }
+
// create title search string
if (strlen(trim($adv->title)) > 0) {
$query_string .= " +{$titlestr}:".implode(" +{$titlestr}:", preg_split("/[\s,;]+/", $adv->title));
- }
-
+ }
+
// create author search string
if (strlen(trim($adv->author)) > 0) {
$query_string .= " +{$authorstr}:".implode(" +{$authorstr}:", preg_split("/[\s,;]+/", $adv->author));
- }
-
+ }
+
// save our options if the query is valid
if (!empty($query_string)) {
$_SESSION['search_advanced_query'] = serialize($adv);
- }
- }
+ }
+ }
// normalise page number
if ($page_number < 1) {
$page_number = 1;
- }
+ }
//run the query against the index
$sq = new SearchQuery($query_string, $page_number, 10, false);
-}
+}
if (!$site = get_site()) {
redirect("index.php");
-}
+}
-$strsearch = get_string('search', 'search');
+$strsearch = get_string('search', 'search');
$strquery = get_string('enteryoursearchquery', 'search');
-$navlinks = array();
-$navlinks[] = array('name' => $strsearch, 'link' => "index.php", 'type' => 'misc');
-$navlinks[] = array('name' => $strquery, 'link' => null, 'type' => 'misc');
-$navigation = build_navigation($navlinks);
-print_header("$site->shortname: $strsearch: $strquery", "$site->fullname", $navigation);
+
+print_header("$site->shortname: $strsearch: $strquery", "$site->fullname",
+ "<a href=\"index.php\">$strsearch</a> -> $strquery");
//keep things pretty, even if php5 isn't available
if (!$check) {
print_heading(search_check_php5(true));
print_footer();
exit(0);
-}
+}
print_box_start();
print_heading($strquery);
if (isset($vars)) {
foreach ($vars as $key => $value) {
$adv->$key = stripslashes(htmlentities($value));
- }
+ }
}
?>
<form id="query" method="get" action="query.php">
-<?php
-if (!$advanced) {
+<?php
+if (!$advanced) {
?>
<input type="text" name="query_string" length="50" value="<?php print stripslashes($query_string) ?>" />
<input type="submit" value="<?php print_string('search', 'search') ?>" />
<a href="query.php?a=1"><?php print_string('advancedsearch', 'search') ?></a> |
<a href="stats.php"><?php print_string('statistics', 'search') ?></a>
-<?php
-}
+<?php
+}
else {
print_box_start();
?>
<td><?php print_string('whichmodulestosearch?', 'search') ?>:</td>
<td>
<select name="module">
-<?php
+<?php
foreach($module_types as $mod) {
if ($mod == $adv->module) {
if ($mod != 'all'){
else{
print "<option value='$mod' selected=\"selected\">".get_string('all', 'search')."</option>\n";
}
- }
+ }
else {
if ($mod != 'all'){
print "<option value='$mod'>".get_string('modulenameplural', $mod)."</option>\n";
else{
print "<option value='$mod'>".get_string('all', 'search')."</option>\n";
}
- }
- }
+ }
+ }
?>
</select>
</td>
</table>
<?php
print_box_end();
- }
+ }
?>
</form>
<br/>
if ($sq->is_valid_index()) {
//use cached variable to show up-to-date index size (takes deletions into account)
print $CFG->search_index_size;
-}
+}
else {
print "0";
-}
+}
print ' ';
print_string('documents', 'search');
if (!$sq->is_valid_index() and isadmin()) {
print '<p>' . get_string('noindexmessage', 'search') . '<a href="indexersplash.php">' . get_string('createanindex', 'search')."</a></p>\n";
-}
+}
?>
</div>
// prints all the results in a box
if ($sq->is_valid()) {
print_box_start();
-
+
search_stopwatch();
$hit_count = $sq->count();
-
+
print "<br />";
-
+
print $hit_count.' '.get_string('resultsreturnedfor', 'search') . " '".stripslashes($query_string)."'.";
print "<br />";
-
+
if ($hit_count > 0) {
$page_links = $sq->page_numbers();
$hits = $sq->results();
-
+
if ($advanced) {
// if in advanced mode, search options are saved in the session, so
// we can remove the query string var from the page links, and replace
// it with a=1 (Advanced = on) instead
$page_links = preg_replace("/query_string=[^&]+/", 'a=1', $page_links);
- }
-
+ }
+
print "<ol>";
-
+
$typestr = get_string('type', 'search');
$scorestr = get_string('score', 'search');
$authorstr = get_string('author', 'search');
."{$typestr}: ".$listing->doctype.", {$scorestr}: ".round($listing->score, 3).", {$authorstr}: ".$listing->author."\n"
."</li>\n";
}
-
+
print "</ol>";
print $page_links;
- }
+ }
print_box_end();
?>
<div align="center">
-<?php
+<?php
print_string('ittook', 'search');
- search_stopwatch();
+ search_stopwatch();
print_string('tofetchtheseresults', 'search');
?>.
</div>
}
print_box_end();
print_footer();
-?>
+?>
\ No newline at end of file
projects / moodle.git / commitdiff