| |
Contact the administrator of this site.";
$err_index = "The index file could not be opened.
Check the path and permissions and try again.";
$index_complete = "Your site has been indexed.";
$index_cleared = "Your site index has been cleared.
No search results will be found until you re-index your site.";
$no_files = "No files in the specified directory were available for indexing.";
$no_dir = "The directory you specified cannot be found.";
$err_index_empty = "The index file was found, but it contained no data.";
// Uncomment this line to debug the script.
// DEFINE("DEBUG", true);
// Sets the version.
$version = "1.7.7d";
// Sets start time.
$timeparts = explode(" ",microtime());
$starttime = $timeparts[1].substr($timeparts[0],1);
if (isset($_POST['query'])) s_control($_POST['query']);
elseif (isset($_GET['index'])) i_control();
else s_print_search_form("");
c_print_footer();
function s_control($q) {
$orig = $q;
$result_arr = s_search($q);
$result_count = sizeof($result_arr);
if ($result_count < 1) {
echo "$GLOBALS[err_no_results]";
s_print_search_form($q);
}
else {
echo "
Search Results
Results 1 - $result_count for \"$orig\"
";
foreach ($result_arr as $result)
s_print_title_desc($result);
echo " ";
s_print_search_form($orig);
}
}
function s_search($query) {
// Searches for query in the index file.
// Multiple word search originally contributed by Matthew Furister
$query = trim(strtolower(c_strip_chars($query)));
$search_data = @file($GLOBALS[index_file]) or die("$GLOBALS[err_no_search_db]");
$pages_found = " ";
foreach ($search_data as $search_page) {
$page_arr = explode("|", $search_page);
$found_count = 0;
$qry_array = split('[, ]+',trim(strtolower($query)));
foreach ($qry_array as $qry) {
if (in_array($qry, $page_arr)) {
++$found_count;
$pages_found .= $page_arr[0] . " ";
}
}
if ($found_count == count($qry_array)) $result_arr[] = $page_arr[0];
}
return $result_arr;
}
function s_print_title_desc($file_n) {
$file = @file($file_n);
if ($file) {
$line_complete = implode('', $file);
eregi("(.*)", $line_complete, $out);
$title = trim($out[1]);
if(isset($title)&&strlen($title)>0) $line_complete = str_replace($title, "", $line_complete);
$line_complete = strip_tags($line_complete);
$line_complete = trim($line_complete);
$line_complete = trim(substr($line_complete, 0, 400));
echo "";
if (isset($title)&&strlen($title)>0)
echo "$title- $file_n";
else
echo "$file_n";
echo "
$line_complete...\n
";
}
else {
echo "$file_n
...";
}
}
function s_print_search_form($query) {
// Function to print the search form.
?>
You have selected to index your site.
You can index your site using meta tag \"keywords\" or you can perform a \"full\" index.
Which action do you wish to perform?
";
}
else {
if (is_dir($GLOBALS[file_root])) {
$file_array = i_get_files($GLOBALS[file_root]);
$file_array = i_strip_extentions($file_array);
$file_array = i_strip_files($file_array);
if(is_array($file_array)) {
set_time_limit(0);
$fd = @fopen($GLOBALS[index_file], "w") or die("$GLOBALS[err_index]");
foreach ($file_array as $file) {
if (($_POST[s] == "submit_full") || (substr($file, -3) == "txt")) $line = i_full_index_file($file);
elseif ($_POST[s] == "submit_meta")$line = i_meta_index_file($file);
if (substr_count($line, "|") > 1) fputs($fd, "$line\n");
}
fclose($fd);
echo "$GLOBALS[index_complete]";
}
else {
echo "$GLOBALS[no_files]";
}
}
else {
echo "$GLOBALS[no_dir]";
}
}
}
function i_full_index_file($file_name) {
// Retrieves a list of keywords from a file.
global $http_root, $file_root;
$file_contents = @file($file_name);
if ($file_contents) {
$URL = str_replace($file_root, $http_root , $file_name);
$keywords = "$URL|";
$file_contents = implode(" ", $file_contents);
$file_contents = strip_tags($file_contents);
$file_contents = strtolower($file_contents);
$file_contents = str_replace("\n", "", $file_contents);
$file_contents = c_strip_chars($file_contents);
$file_contents = str_replace(",", "", $file_contents);
$file_contents = explode(" ", $file_contents);
foreach($file_contents as $word) {
$word = trim($word);
if ($word != "") {
$keywords .= "$word|";
}
}
}
$complete = str_replace("|||", "|", $keywords);
$complete = str_replace("||", "|", $complete);
$complete = i_strip_words($complete);
return $complete;
}
function i_meta_index_file($file) {
// Indexes a page by it's meta tags.
global $index_file, $http_root, $file_root;
$URL = str_replace($file_root, $http_root , $file);
$mt = @get_meta_tags($file);
$line = $mt[keywords];
if ($line) {
$line = explode(",", $line);
foreach ($line as $word) {
$word = trim($word);
if ($word != "") {
$keywords .= "$word|";
}
}
$keyword = str_replace(",", "", $keywords);
$keywords = c_strip_chars($keywords);
$keywords = i_strip_words($keywords);
$keywords = "$URL|$keywords";
return $keywords;
}
else {
return "$URL|";
}
}
function i_get_files($dirname) {
// Navigates through the directories recurrsively and retrieves a listing in an array.
// File permission bit by Abhay Jain
if($dirname[strlen($dirname)-1] != "/") $dirname.="/";
static $result_array = array();
$mode = fileperms($dirname);
if(($mode & 0x4000) == 0x4000 && ($mode & 0x00004) == 0x00004) {
chdir($dirname);
$handle = @opendir($dirname);
}
if(isset($handle)) {
while ($file = readdir($handle)) {
if($file=='.'||$file=='..') continue;
if(is_dir($dirname.$file)) i_get_files($dirname.$file.'/');
else $result_array[] = $dirname.$file;
}
closedir($handle);
}
return $result_array;
}
function i_strip_extentions($array) {
// Runs through the extention array and
// returns all files with the selected extentions.
global $include_extentions;
if(is_array($array)) {
foreach ($include_extentions as $ext) {
$str_len = strlen($ext);
foreach ($array as $file) {
if (substr($file, -$str_len) == $ext) $result_array[] = $file;
}
}
return $result_array;
}
else return $array;
}
function i_strip_files($array) {
// Reads the exclude file removed unwanted file form the array.
// Filtering and regex added by:
// Timo Haberkern 10/10/01
// Bug: 18/10: Array check.
// Bug: 21/10/01: Type error, eregi returns int not bool. Causes probs on some systems.
global $file_root, $exclude_files;
if(is_array($array)) {
$exclude = @file($exclude_files);
if ($exclude) {
// Create the filter lists
foreach($exclude as $exc_file) {
$exc_file = trim($exc_file);
// Is it a filter?
if ($exc_file[0] == "/") {
$file[] = $exc_file;
}
else {
$filter[] = $exc_file;
}
}
// Do the filtering
foreach ($array as $act_file) {
$act_file = str_replace($file_root, "", $act_file);
$bMatchedFilter = false;
$bFoundInExcludingList = false;
// Test the filters first
if(is_array($filter)) {
foreach ($filter as $curFilter) {
if (eregi($curFilter, $act_file)) {
$bMatchedFilter = true;
break;
}
}
}
// Test for excluding
if ($bMatchedFilter == false) {
// Test only if the file list is not empty
if (sizeof($file) != 0) {
if (in_array($act_file, $file)) {
$bFoundInExcludingList = true;
break;
}
}
}
if (!$bFoundInExcludingList AND !$bMatchedFilter)
$result_array[] = "$file_root$act_file";
}
return $result_array;
}
else return $array;
}
else return $array;
}
function i_strip_words($line) {
$file = @file($GLOBALS['exclude_words']);
if ($file) {
foreach ($file as $word) {
$word = trim($word);
$word = "|$word|";
$line = str_replace("$word", "|", $line);
}
}
return $line;
}
function i_clear_index() {
// Checks for a confirmation and then clears the index file.
global $username, $password;
if ($_POST['s'] == "submit") {
$fd = @fopen($GLOBALS[index_file], "w") or die("$GLOBALS[err_index]");
fclose($fd);
echo "$GLOBALS[index_cleared]";
}
else {
echo "
You have selected to clear your site index.
No search results will be found until you re-index your site.
Are you sure?
";
}
}
function i_view_index() {
// Displays the index file in a table.
if(file_exists($GLOBALS[index_file])) {
$file = @file($GLOBALS[index_file]);
if(is_array($file)) {
echo "
Your index file:
| # |
URL |
Keywords | ";
foreach ($file as $key => $line) {
$exp_line = explode("|", $line);
$key = $key + 1;
echo " $key | \n";
foreach ($exp_line as $key => $word) {
if ($key == 0) { echo " $word | \n "; }
else { echo "$word | "; }
}
echo " \n\n";
}
echo " ";
}
else { echo "$GLOBALS[err_index_empty]"; }
}
else { echo "$GLOBALS[err_index]"; }
}
function i_print_options() {
// Prints the indexer options.
global $username, $password;
echo "
";
}
function i_print_logon($msg) {
// Prints the indexer logon.
echo "
";
}
function c_strip_chars($line) {
// Strips various characters from $line.
//
$line = str_replace(".", " ", $line);
$line = str_replace("\"", " ", $line);
$line = str_replace("'", "", $line);
$line = str_replace("+", " ", $line);
$line = str_replace("-", " ", $line);
$line = str_replace("*", " ", $line);
$line = str_replace("/", " ", $line);
$line = str_replace("!", " ", $line);
$line = str_replace("%", " ", $line);
$line = str_replace(">", " ", $line);
$line = str_replace("<", " ", $line);
$line = str_replace("^", " ", $line);
$line = str_replace("(", " ", $line);
$line = str_replace(")", " ", $line);
$line = str_replace("[", " ", $line);
$line = str_replace("]", " ", $line);
$line = str_replace("{", " ", $line);
$line = str_replace("}", " ", $line);
$line = str_replace("\\", " ", $line);
$line = str_replace("=", " ", $line);
$line = str_replace("$", " ", $line);
$line = str_replace("#", " ", $line);
$line = str_replace("?", " ", $line);
$line = str_replace("~", " ", $line);
$line = str_replace(":", " ", $line);
$line = str_replace("_", " ", $line);
$line = str_replace(" ", " ", $line);
$line = str_replace("&", " ", $line);
$line = str_replace("©", " ", $line);
$line = str_replace(" ", " ", $line);
$line = str_replace(""", " ", $line);
$line = str_replace("ü", "ü", $line);
$line = str_replace("Ü", "Ü", $line);
$line = str_replace("&", " ", $line);
$line = str_replace(";", " ", $line);
$line = str_replace("\n", " ", $line);
return $line;
}
function c_print_footer() {
// Prints the footer of the page.
echo " ";
}
// Display time taken.
if(isset($query)) {
if($show_time_search) {
$timeparts = explode(" ",microtime());
$total_time = ($timeparts[1].substr($timeparts[0],1)) - $starttime;
echo "
In: ".substr($total_time,0,4)." secs.
";
}
}
elseif (substr($QUERY_STRING,0,5) == "index") {
if($show_time_index) {
$timeparts = explode(" ",microtime());
$total_time = ($timeparts[1].substr($timeparts[0],1)) - $starttime;
echo "
In: ".substr($total_time,0,4)." secs.
";
}
}
if(DEFINED("DEBUG")) {
echo "\n\n\nDebug:
Variables
| Variable | Value |
| HTTP_HOST: | $HTTP_HOST |
| SCRIPT_FILENAME: | $SCRIPT_FILENAME |
| SCRIPT_NAME: | $SCRIPT_NAME |
| PHP_SELF: | $PHP_SELF |
| file_root: | $file_root |
| http_root: | $http_root |
| index_file: | $index_file |
| exclude_words: | $exclude_words |
| exclude_files: | $exclude_files |
Extra Checks
Red = Error, see solution at end of line.
Green = No problem.
";
if(is_dir($file_root)) echo "$file_root is a directory.";
else echo "$file_root is not a directory. Solution: Check \$file_root variable.";
if(file_exists($index_file)) {
echo "
$index_file exists.";
if(is_readable($index_file)) echo "It is readable.";
else echo "It is not readable. Solution: Check that $index_file is readable by the webserver.";
if(is_writable($index_file)) echo "It is writable.";
else echo "It is not writable. Solution: Check that $index_file is writable by the webserver.";
} else echo "
$index_file does not exist. Solution: Check that \$index_file variable.";
if(file_exists($exclude_words)) {
echo "
$$exclude_words exists.";
if(is_readable($exclude_words)) echo "It is readable.";
else echo "It is not readable. Solution: Check that $exclude_words is readable by the webserver.";
} else echo "
$exclude_words does not exist. Solution: Check that \$exclude_words variable";
if(file_exists($exclude_files)) {
echo "
$exclude_files exists.";
if(is_readable($exclude_files)) echo "It is readable.";
else echo "It is not readable. Solution: Check that $exclude_files is readable by the webserver.";
} else echo "
$exclude_files does not exist. Solution: Check \$exclude_files variable.";
echo " | ";
}
?>
|
|
