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<?php
if (!isset($_GET['s'])) {
die('You must define a search term!');
}
$highlight = true;//highlight results or not
$search_in = array('html', 'htm');//allowable filetypes to search in
$search_dir = '..';//starting directory
$recursive = true;//should it search recursively or not
define('SIDE_CHARS', 15);
$file_count = 0;
$search_term = mb_strtolower($_GET['s'], 'UTF-8');
if ($search_term == "?s=") {
$search_term = "";
}
$search_term = preg_replace('/^\/$/', '"/"', $search_term);
$search_term = preg_replace('/\+/', ' ', $search_term);
$search_term_length = strlen($search_term);
if (isset($_GET['liveCount'])){
$search_live_count = $_GET['liveCount'];
}
$final_result = array();
$search_filter_init = $_GET['filter'];
$search_filter = preg_replace("/\*/", ".*", $search_filter_init);
$search_template = preg_replace('/\+/', ' ', $_GET['template']);
preg_match_all("/\#\{((?!title|href|token|count)[a-z]*)\}/", $search_template, $template_tokens);
$template_tokens = $template_tokens[1];
$files = list_files($search_dir);
foreach ($files as $file) {
if (0 == filesize($file)) {
continue;
}
if (!preg_match("/" . $search_filter . "/", $file)) {
continue;
}
$contents = file_get_contents($file);
preg_match("/\<title\>(.*)\<\/title\>/", $contents, $page_title); //getting page title
if (preg_match("#\<body.*\>(.*)\<\/body\>#si", $contents, $body_content)) { //getting content only between <body></body> tags
$clean_content = strip_tags($body_content[0]); //remove html tags
$clean_content = preg_replace('/\s+/', ' ', $clean_content); //remove duplicate whitespaces, carriage returns, tabs, etc
$found = strpos_recursive(mb_strtolower($clean_content, 'UTF-8'), $search_term);
$final_result[$file_count]['page_title'][] = $page_title[1];
$final_result[$file_count]['file_name'][] = preg_replace("/^.{3}/", "\\1", $file);
}
for ($j = 0; $j < count($template_tokens); $j++) {
if (preg_match("/\<meta\s+name=[\'|\"]" . $template_tokens[$j] . "[\'|\"]\s+content=[\'|\"](.*)[\'|\"]\>/", $contents, $res)) {
$final_result[$file_count][$template_tokens[$j]] = $res[1];
}
}
if ($found && !empty($found)) {
for ($z = 0; $z < count($found[0]); $z++) {
$pos = $found[0][$z][1];
$side_chars = SIDE_CHARS;
if ($pos < SIDE_CHARS) {
$side_chars = $pos;
if (isset($_GET['liveSearch']) and $_GET['liveSearch'] != "") {
$pos_end = SIDE_CHARS + $search_term_length + 15;
} else {
$pos_end = SIDE_CHARS * 9 + $search_term_length;
}
} else {
if (isset($_GET['liveSearch']) and $_GET['liveSearch'] != "") {
$pos_end = SIDE_CHARS + $search_term_length + 15;
} else {
$pos_end = SIDE_CHARS * 9 + $search_term_length;
}
}
$pos_start = $pos - $side_chars;
$str = substr($clean_content, $pos_start, $pos_end);
$result = preg_replace('#' . $search_term . '#ui', '<span class="search">\0</span>', $str);
//$result = preg_replace('#'.$search_term.'#ui', '<span class="search">'.$search_term.'</span>', $str);
$final_result[$file_count]['search_result'][] = $result;
}
} else {
$final_result[$file_count]['search_result'][] = '';
}
$file_count++;
}
if ($file_count > 0) {
//Sort final result
foreach ($final_result as $key => $row) {
$search_result[$key] = $row['search_result'];
}
array_multisort($search_result, SORT_DESC, $final_result);
}
?>
<div id="search-results">
<?php if (count($final_result) > 0 and isset($_GET['liveSearch']) and $_GET['liveSearch'] != "") {
echo "<div class='search-quick-result'>Quick Results</div>";
} ?>
<ol class="search_list">
<?php
$sum_of_results = 0;
$match_count = 0;
for ($i = 0; $i < count($final_result); $i++) {
if (!empty($final_result[$i]['search_result'][0]) || $final_result[$i]['search_result'][0] !== '') {
$match_count++;
$sum_of_results += count($final_result[$i]['search_result']);
if (isset($_GET['liveSearch']) and $_GET['liveSearch'] != "" and $i >= $search_live_count) {
} else {
?>
<li class="result-item">
<?php
$replacement = [$final_result[$i]['page_title'][0],
$final_result[$i]['file_name'][0],
$final_result[$i]['search_result'][0],
count($final_result[$i]['search_result'])
];
$template = preg_replace(["/#{title}/","/#{href}/","/#{token}/","/#{count}/"],$replacement, $search_template);
for ($k = 0; $k < count($template_tokens); $k++){
if (isset($final_result[$i][$template_tokens[$k]])){
$template = preg_replace("/#{" . $template_tokens[$k] . "}/", $final_result[$i][$template_tokens[$k]], $template);
}else{
$template = preg_replace("/#{" . $template_tokens[$k] . "}/", " ", $template);
}
}
echo $template; ?>
</li>
<?php
}
}
}
if ($match_count == 0) {
echo '<li><div class="search_error">No results found for "<span class="search">' . $search_term . '</span>"<div/></li>';
}
?>
<?php
if (isset($_GET['liveSearch']) and $_GET['liveSearch'] != "" and $match_count != 0) {
?>
<li class="search_all">
<a href='search-results.html?s=<?php echo $_GET['s']; ?>&filter=<?php echo $search_filter_init; ?>' class="search_submit">
<?php
echo "See other ";
echo $sum_of_results;
echo $sum_of_results < 2 ? " result on " : " results";
?>
</a>
</li>
<?php
}
?>
</ol>
</div>
<?php
//lists all the files in the directory given (and sub-directories if it is enabled)
function list_files($dir)
{
global $recursive, $search_in;
$result = array();
if (is_dir($dir)) {
if ($dh = opendir($dir)) {
while (($file = readdir($dh)) !== false) {
if (!($file == '.' || $file == '..')) {
$file = $dir . '/' . $file;
if (is_dir($file) && $recursive == true && $file != './.' && $file != './..') {
$result = array_merge($result, list_files($file));
} else if (!is_dir($file)) {
if (in_array(get_file_extension($file), $search_in)) {
$result[] = $file;
}
}
}
}
}
}
return $result;
}
//returns the extention of a file
function get_file_extension($filename)
{
$result = '';
$parts = explode('.', $filename);
if (is_array($parts) && count($parts) > 1) {
$result = end($parts);
}
return $result;
}
function strpos_recursive($haystack, $needle, $offset = 0, &$results = array())
{
$offset = stripos($haystack, $needle, $offset);
if ($offset === false) {
return $results;
} else {
$pattern = '/' . $needle . '/ui';
preg_match_all($pattern, $haystack, $results, PREG_OFFSET_CAPTURE);
return $results;
}
}
?>