function mt_search($query)
{
//stub
$sid = mt_login();
if (empty($sid)) {
//phail
return null;
}
if (empty($query) or empty($sid)) {
return null;
}
$query = ' use "' . XML_BASE . 'yql_mp3tunes.search.xml" as mp3tunes.search;
select * from mp3tunes.search where sid="' . $sid . '" AND query="' . $query . '" AND token="' . MT_TOKEN . '";';
//echo $query;
$results = yql_get($query);
$results = $results->results;
//don't care that much about yql info
var_dump($results);
$results = sort_results($results, $query, array('artistname', 'tracktitle'));
if (empty($results) || !is_array($results)) {
return null;
}
$result = $results[0];
$ret = new stdClass();
$ret->title = $result->artistname . ' - ' . $result->tracktitle;
$ret->url = $result->playurl;
$ret->score = $result->score;
//we care because we will run compare it against other service's scores
return $ret;
}
function search($query)
{
$results[] = sc_search($query);
$results[] = mt_search($query);
$results = sort_results($results, $query);
$results = $results[0];
if (empty($results)) {
return null;
}
return $results;
}
function sc_search($query = '', $limit = 0)
{
$results = get_results($query, 'soundcloud');
$results = sort_results($results, $query, 'title');
if (empty($results) || !is_array($results)) {
return null;
}
$result = $results[0];
$ret = new stdClass();
$ret->title = $result->title;
$ret->url = $result->stream_url . '?client_id=' . CLIENT_ID;
$ret->score = $result->score;
//we care because we will run compare it against other service's scores
return $ret;
}
function main()
{
if (strcmp('4.1.0', phpversion()) > 0) {
die("Error: PHP version 4.1.0 or above required!");
}
if (!($file = fopen("search.idx", "rb"))) {
die("Error: Search index file could NOT be opened!");
}
if (readHeader($file) != "DOXS") {
die("Error: Header of index file is invalid!");
}
$query = "";
if (array_key_exists("query", $_GET)) {
$query = $_GET["query"];
}
echo "<input class=\"search\" type=\"text\" name=\"query\" value=\"{$query}\" size=\"20\" accesskey=\"s\"/>\n";
echo "</span>\n";
echo "</form>\n";
echo "</div>\n";
$results = array();
$requiredWords = array();
$forbiddenWords = array();
$foundWords = array();
$word = strtok($query, " ");
while ($word) {
if ($word[0] == '+') {
$word = substr($word, 1);
$requiredWords[] = $word;
}
if ($word[0] == '-') {
$word = substr($word, 1);
$forbiddenWords[] = $word;
}
if (!in_array($word, $foundWords)) {
$foundWords[] = $word;
search($file, $word, $results);
}
$word = strtok(" ");
}
$docs = array();
combine_results($results, $docs);
// filter out documents with forbidden word or that do not contain
// required words
$filteredDocs = filter_results($docs, $requiredWords, $forbiddenWords);
// sort the results based on rank
$sorted = array();
sort_results($filteredDocs, $sorted);
// report results to the user
report_results($sorted);
fclose($file);
}
function run_the_queries($gcmaz_wpdb, $wpdb, $sql_search_terms, $rows_to_return, $pages_to_ignore_gcmaz, $pages_to_ignore_local)
{
/*******************************************************
* 2 Queries (gcmaz domain & local site)
*
* I. unfinished - pages to ignore
* II. Prep vars for the statement
* III. To filter or not
* IV. The Queries
* V. Functions (merge, object to array, sort)
*
* Notes about the prepare statement:
* a. escape the wildcards %=escape and %=wildcard
* b. the C, D, E ... denote placeholders in the wpdb->prepare statement in order where
* c. the sql statement has %s, %d denoting "string" or "integer"
* d. blueprint of the prepared statement
* $rows = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare( "the sql query", C, D, E, F, G, H, I, J, K, L, M, N, O, P)
* e. variables used in "local" end with _local to avoid collision
********************************************************/
// I. array of pages on gcmaz we don't want to return
// need to set this up as options in custom gcmaz plugin instead of hardcoded (select pages to ignore in search results)
$pages_to_ignore_gcmaz = $pages_to_ignore_gcmaz;
$pages_to_ignore_local = $pages_to_ignore_local;
// II. INIT VARS FOR THE SQL PREPARE STATEMENT
$var_for_publish = "publish";
$var_for_page = "page";
$var_for_post = "post";
$var_for_whats = "whats-happening";
$var_for_concert = "concert";
$var_for_community = "community-info";
$var_for_splash = "splash-post";
$var_for_publish_local = "publish";
$var_for_page_local = "page";
$var_for_post_local = "post";
$var_for_splash_local = "splash-post";
// III. FILTER OR NOT
// the default search isn't filtered, but it can be refined in which case the following vars will be populated
//check for search filter vars - to filter by domain, posts, pages
if (isset($_POST['filter_the_search'])) {
// not default search, filters in play
//domain
if (isset($_POST['showDomain'])) {
$showDomain = sanitize_text_field($_POST['showDomain']);
} else {
$showDomain = 'gcmaz';
}
//pages
if (isset($_POST['showPages'])) {
$showPages = true;
} else {
$showPages = false;
}
//posts
if (isset($_POST['showPosts'])) {
$showPosts = true;
} else {
$showPosts = false;
}
//news
if (isset($_POST['showNews'])) {
$showNews = true;
} else {
$showNews = false;
}
} else {
// default search
$showDomain = 'gcmaz';
$showPosts = true;
$showPages = true;
$showNews = true;
}
// IV. THE QUERIES
//-----------------------------------------------------
// FILTERED SEARCH TO SHOW KAFF NEWS
//-----------------------------------------------------
// don't bother with local search
// search gcmaz.com for KAFF News "posts" only
if ($showDomain == 'news' || $showDomain == 'gcmaz' && $showNews == true && $showPosts == false && $showPages == false) {
$sql = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$gcmaz_wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_gcmaz, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>NEWS</div>";
//$prepared_statement = $gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_post);
//print_r($prepared_statement);
$rows_gcmaz = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_post));
// convert to array
$results = convert_results_to_array($rows_gcmaz);
// dont need to merge, just sort
$results = sort_results($results);
return $results;
}
//--------------------------------------------------------------------------------
// DEFAULT SEARCH & FILTERED SEARCH THAT SHOWS POSTS & PAGES
//--------------------------------------------------------------------------------
if ($showPosts == true && $showPages == true || $showPosts == false && $showPages == false) {
if ($showDomain == 'local') {
//LOCAL ONLY
//SKIPS NEWS
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>LOCAL PAGES AND POSTS, SKIPS NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local, $var_for_post_local, $var_for_splash_local));
// convert to array
$rows_local = convert_results_to_array($rows_local);
//sort results
$results = sort_results($rows_local);
return $results;
} else {
// ENTIRE DOMAIN
// WITH NEWS
if ($showNews == true) {
// QUERY1) GCMAZ.com
$sql = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$gcmaz_wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_gcmaz, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//$prepared_statement = $gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_page, $var_for_post, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash);
//print_r($prepared_statement);
$rows_gcmaz = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_page, $var_for_post, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash));
// QUERY 2) LOCAL Search
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>ALL PAGES AND POSTS WITH NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local, $var_for_post_local, $var_for_splash_local));
// convert to array
$rows_gcmaz = convert_results_to_array($rows_gcmaz);
$rows_local = convert_results_to_array($rows_local);
// merge results
$results = merge_results($rows_gcmaz, $rows_local);
//sort results
$results = sort_results($results);
return $results;
} else {
// ENTIRE DOMAIN
// WITHOUT NEWS
// QUERY1) GCMAZ.com
$sql = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$gcmaz_wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_gcmaz, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//$prepared_statement = $gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_page, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash);
//print_r($prepared_statement);
$rows_gcmaz = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_page, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash));
// QUERY 2) LOCAL Search
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>ALL PAGES AND POSTS WITHOUT NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local, $var_for_post_local, $var_for_splash_local));
// convert to array
$rows_gcmaz = convert_results_to_array($rows_gcmaz);
$rows_local = convert_results_to_array($rows_local);
// merge results
$results = merge_results($rows_gcmaz, $rows_local);
//sort results
$results = sort_results($results);
return $results;
}
}
}
//-----------------------------------------------------
// FILTERED SEARCH TO SHOW POSTS NOT PAGES
//-----------------------------------------------------
if ($showPosts == true && $showPages == false) {
if ($showDomain == 'local') {
// LOCAL ONLY
// SKIPS NEWS
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>LOCAL POSTS, SKIPS NEWS</div>";
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local));
// convert to array
$rows_local = convert_results_to_array($rows_local);
//sort results
$results = sort_results($rows_local);
return $results;
} else {
// ENTIRE DOMAIN
// WITH NEWS
if ($showNews == true) {
// QUERY 1) gcmaz.com
$sql = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$gcmaz_wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_gcmaz, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//$prepared_statement = $gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_post, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash);
//print_r($prepared_statement);
// GET RESULTS see notes (blueprint) for details
$rows_gcmaz = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_post, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash));
// QUERY 2) LOCAL Search
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>ALL POSTS WITH NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local));
// convert to array
$rows_gcmaz = convert_results_to_array($rows_gcmaz);
$rows_local = convert_results_to_array($rows_local);
// merge results
$results = merge_results($rows_gcmaz, $rows_local);
//sort results
$results = sort_results($results);
return $results;
} else {
// ENTIRE DOMAIN
// WITHOUT NEWS
// QUERY 1) gcmaz.com
$sql = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$gcmaz_wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s' OR post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_gcmaz, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//$prepared_statement = $gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash);
//print_r($prepared_statement);
// GET RESULTS see notes (blueprint) for details
$rows_gcmaz = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_whats, $var_for_concert, $var_for_community, $var_for_splash));
// QUERY 2) LOCAL Search
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>ALL POSTS WITHOUT NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local));
// convert to array
$rows_gcmaz = convert_results_to_array($rows_gcmaz);
$rows_local = convert_results_to_array($rows_local);
// merge results
$results = merge_results($rows_gcmaz, $rows_local);
//sort results
$results = sort_results($results);
return $results;
}
}
}
//-----------------------------------------------------
// FILTERED SEARCH TO SHOW PAGES NOT POSTS
//-----------------------------------------------------
if ($showPosts == false && $showPages == true) {
if ($showDomain == 'local') {
// LOCAL ONLY
// SKIPS NEWS
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>LOCAL PAGES, SKIPS NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local));
// convert to array
$rows_local = convert_results_to_array($rows_local);
//sort results
$results = sort_results($rows_local);
return $results;
} else {
// ENTIRE DOMAIN
// WITH NEWS
if ($showNews == true) {
// QUERY 1) gcmaz.com
$sql = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$gcmaz_wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s' OR post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_gcmaz, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//$prepared_statement = $gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_page);
//print_r($prepared_statement);
$rows_gcmaz = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_post, $var_for_page));
// QUERY 2) local
// --------------------------
// PREPARE THE STATEMENT
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>ALL PAGES WITH NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
//GET RESULTS see notes (blueprint) for details
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local));
// convert to array
$rows_gcmaz = convert_results_to_array($rows_gcmaz);
$rows_local = convert_results_to_array($rows_local);
// merge results
$results = merge_results($rows_gcmaz, $rows_local);
//sort results
$results = sort_results($results);
return $results;
} else {
// ENTIRE DOMAIN
// WITHOUT NEWS
// QUERY 1) gcmaz.com
$sql = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$gcmaz_wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_gcmaz, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//$prepared_statement = $gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_page);
//print_r($prepared_statement);
$rows_gcmaz = $gcmaz_wpdb->get_results($gcmaz_wpdb->prepare($sql, $var_for_publish, $var_for_page));
// QUERY 2) local
// --------------------------
// PREPARE THE STATEMENT
$sql_local = "\n SELECT ID, post_date, post_title, guid, post_name, post_type\n FROM {$wpdb->posts}\n WHERE (" . implode(' OR ', $sql_search_terms) . ")\n AND post_status = '%s'\n AND (post_type = '%s')\n AND ID NOT IN (" . implode($pages_to_ignore_local, ", ") . ")\n ORDER BY post_date DESC\n LIMIT {$rows_to_return}\n ";
//for debugging
//echo "<div style='background:yellow;color:red'>ALL PAGES WITHOUT NEWS</div>";
//$prepared_statement_local = $wpdb->prepare($sql_local, $var_for_publish_local, $var_for_post_local, $var_for_splash_local);
//print_r($prepared_statement_local);
//GET RESULTS see notes (blueprint) for details
$rows_local = $wpdb->get_results($wpdb->prepare($sql_local, $var_for_publish_local, $var_for_page_local));
// convert to array
$rows_gcmaz = convert_results_to_array($rows_gcmaz);
$rows_local = convert_results_to_array($rows_local);
// merge results
$results = merge_results($rows_gcmaz, $rows_local);
//sort results
$results = sort_results($results);
return $results;
}
}
}
}
function main()
{
if (strcmp('4.1.0', phpversion()) > 0) {
die("Error: PHP version 4.1.0 or above required!");
}
if (!($file = fopen("search.idx", "rb"))) {
die("Error: Search index file could NOT be opened!");
}
if (readHeader($file) != "DOXS") {
die("Error: Header of index file is invalid!");
}
$query = "";
if (array_key_exists("query", $_GET)) {
$query = $_GET["query"];
}
end_form(ereg_replace("[^[:alnum:]:\\.\\t ]", " ", $query));
echo " \n<div class=\"searchresults\">\n";
$results = array();
$requiredWords = array();
$forbiddenWords = array();
$foundWords = array();
$word = strtok($query, " ");
while ($word) {
if ($word[0] == '+') {
$word = substr($word, 1);
$requiredWords[] = $word;
}
if ($word[0] == '-') {
$word = substr($word, 1);
$forbiddenWords[] = $word;
}
if (!in_array($word, $foundWords)) {
$foundWords[] = $word;
search($file, strtolower($word), $results);
}
$word = strtok(" ");
}
$docs = array();
combine_results($results, $docs);
// filter out documents with forbidden word or that do not contain
// required words
$filteredDocs = filter_results($docs, $requiredWords, $forbiddenWords);
// sort the results based on rank
$sorted = array();
sort_results($filteredDocs, $sorted);
// report results to the user
report_results($sorted);
echo "</div>\n";
fclose($file);
}
function search()
{
if (strcmp('4.1.0', phpversion()) > 0) {
die("Error: PHP version 4.1.0 or above required!");
}
$paths = paths();
$files = array();
$j = 0;
for ($i = 0; $i < sizeof($paths); $i++) {
if (!($f = @fopen($paths[$i] . "search.idx", "rb"))) {
die("Error: Search index file could NOT be opened!");
continue;
}
$files[$j++] = $f;
if (readHeader($f) != "DOXS") {
die("Error: Header of index file is invalid!");
}
}
$query = "";
if (array_key_exists("query", $_GET)) {
$query = $_GET["query"];
}
//end_form($query);
echo " \n<div class=\"searchresults\">\n";
$results = array();
$requiredWords = array();
$forbiddenWords = array();
$foundWords = array();
$word = strtok($query, " ");
while ($word) {
if ($word[0] == '+') {
$word = substr($word, 1);
$requiredWords[] = $word;
}
if ($word[0] == '-') {
$word = substr($word, 1);
$forbiddenWords[] = $word;
}
if (!in_array($word, $foundWords)) {
$foundWords[] = $word;
for ($i = 0; $i < sizeof($files); $i++) {
do_search($paths[$i], $files[$i], strtolower($word), $results);
}
}
$word = strtok(" ");
}
$docs = array();
combine_results($results, $docs);
// filter out documents with forbidden word or that do not contain
// required words
$filteredDocs = filter_results($docs, $requiredWords, $forbiddenWords);
// sort the results based on rank
$sorted = array();
sort_results($filteredDocs, $sorted);
// report results to the user
report_results($sorted);
echo "</div>\n";
foreach ($files as $file) {
fclose($file);
}
}
function main($idxfile)
{
if (strcmp('4.1.0', phpversion()) > 0) {
die("Error: PHP version 4.1.0 or above required!");
}
if (!($file = fopen($idxfile, "rb"))) {
die("Error: Search index file could NOT be opened!");
}
if (readHeader($file) != "DOXS") {
die("Error: Header of index file is invalid!");
}
$query = "";
if (array_key_exists("query", $_GET)) {
$query = $_GET["query"];
}
$results = array();
$requiredWords = array();
$forbiddenWords = array();
$foundWords = array();
$word = strtolower(strtok($query, " "));
while ($word) {
if ($word[0] == '+') {
$word = substr($word, 1);
$requiredWords[] = $word;
}
if ($word[0] == '-') {
$word = substr($word, 1);
$forbiddenWords[] = $word;
}
if (!in_array($word, $foundWords)) {
$foundWords[] = $word;
search($file, $word, $results);
}
$word = strtolower(strtok(" "));
}
$docs = array();
combine_results($results, $docs);
// filter out documents with forbidden word or that do not contain
// required words
$filteredDocs = filter_results($docs, $requiredWords, $forbiddenWords);
// normalize rankings so they are in the range [0-100]
normalize_ranking($filteredDocs);
// sort the results based on rank
$sorted = array();
sort_results($filteredDocs, $sorted);
// report results to the user
report_results($sorted);
fclose($file);
}
