index.php

php-4.4.7学习linux时下载的源代码

<?

/* 
    $Source: /repository/php-src/ext/mnogosearch/Attic/index.php,v $
    $Id: index.php,v 1.15 2002/08/03 11:34:52 gluke Exp $ 
*/

/*   mnoGoSearch-php-lite v.1.4
 *   for mnoGoSearch ( formely known as UdmSearch ) free web search engine
 *   (C) 2001-2002 by Sergey Kartashoff <[e-mail]>,
 *               mnoGoSearch Developers Team <[e-mail]>
 */

if (!extension_loaded('mnogosearch')) {
	print "<b>This script requires PHP4.0.5+ with mnoGoSearch extension</b>";
	exit;
}

// maximal page number to view
$MAX_NP=1000;

// maximum results per page
$MAX_PS=100;

// (optional) Enable autowild feature for url limits
// 'yes' - default value, can be 'yes' or 'no'
// $auto_wild='yes';

/* variables section */

if (Udm_Api_Version() >= 30204) {
	$dbaddr='mysql://mnogo:mnogo@/mnogo/?dbmode=single';
} else {
	$dbaddr='mysql://mnogo:mnogo@/mnogo/';
	$dbmode='single';
}

$localcharset='koi8-r';
$browsercharset='utf-8';
$phrase=$cache=$crosswords='no';
$ispelluseprefixes=$trackquery='no';
$spell_host=$vardir=$datadir='';
$ispellmode='text';

$affix_file=array();
$spell_file=array();
$stopwordtable_arr=array();
$stopwordfile_arr=array();
$synonym_arr=array();
$searchd_arr=array();

// $affix_file['en']='/opt/udm/ispell/en.aff';
// $affix_file['ru']='/opt/udm/ispell/ru.aff';
// $spell_file['en']='/opt/udm/ispell/en.dict';
// $spell_file['ru']='/opt/udm/ispell/ru.dict';
 $stopwordtable_arr[]='stopword';
// $stopwordfile_arr[]='stopwords.txt';
// $synonym_arr[]='/opt/udm/synonym/english.syn';
$searchd_arr[]='localhost';

$minwordlength=1;
$maxwordlength=32;

$storedocurl="/cgi-bin/storedoc.cgi";

/* initialisation section */

if(isset($HTTP_GET_VARS)){
  while(list($var, $val)=each($HTTP_GET_VARS)){
    $$var=$val;
  }
}
if(isset($HTTP_POST_VARS)){
  while(list($var, $val)=each($HTTP_POST_VARS)){
    $$var=$val;
  }
}
if(isset($HTTP_COOKIE_VARS)){
  while(list($var, $val)=each($HTTP_COOKIE_VARS)){
    $$var=$val;
  }
}
if(isset($HTTP_SERVER_VARS)){
  while(list($var, $val)=each($HTTP_SERVER_VARS)){
    $$var=$val;
  }
}

$self=$PHP_SELF;

if ($ps=="") $ps=20;
if ($np=="") $np=0;
if ($o=="") $o=0;

if (($dt!='back') && ($dt!='er') && ($dt!='range')) $dt='back';
if ($dp=="") $dp=0;
if (($dx!=0) && ($dx!=-1) && ($dx!=1)) $dx=0;
if ($dy<1970) $dy=1970;
if (($dm<0) || ($dm>11)) $dm=0;
if (($dd<=0) || ($dd>31)) $dd="01";

$db=urldecode($db);
$de=urldecode($de);

if ($db=="") $db='01/01/1970';
if ($de=="") $de='31/12/2020';

// define this to enable stored support
// $storedaddr="localhost";
$storedocurl='/cgi-bin/storedoc.cgi';

if (isset($q)) {
	$q=urldecode($q);
        $have_query_flag=1;
} else {
	$have_query_flag=0;
}

$ul=urldecode($ul);
$tag=urldecode($t); 
$lang=urldecode($lang); 

$query_orig=$q;

if (isset($CHARSET_SAVED_QUERY_STRING)) {
	$q_local=urldecode($CHARSET_SAVED_QUERY_STRING);
	if (preg_match('/q=([^&]*)\&/',$q_local,$param)) {
		$q_local=urlencode($param[1]);
	} elseif (preg_match('/q=(.*)$/',$q_local,$param)) {
		$q_local=urlencode($param[1]);
	} else {
		$q_local=urlencode($q);
	}
} else {
	$q_local=urlencode($q);
}

$ul_local=urlencode($ul);
$t_local=urlencode($tag);
$db_local=urlencode($db);
$de_local=urlencode($de);
$lang_local=urlencode($lang);

if (($MAX_NP > 0) && ($np>$MAX_NP)) $np=$MAX_NP;
if (($MAX_PS > 0) && ($ps>$MAX_PS)) $ps=$MAX_PS;

// -----------------------------------------------
// print_bottom()
// -----------------------------------------------
function print_bottom(){
	print ("<HR><center><img src=\"http://mnogosearch.org/img/mnogo.gif\">\n");
	print ("<font size=\"-1\">Powered by <a href=\"http://mnogosearch.org/\">mnoGoSearch</a></font><br>\n");
	print ("<p></BODY></HTML>\n");
}


// -----------------------------------------------
// print_error_local($str)
// -----------------------------------------------
function print_error_local($str){
    print ("<CENTER><FONT COLOR=\"#FF0000\">An error occured!</FONT>\n");
    print ("<P><B>$str</B></CENTER>\n");
    print_bottom();    
    exit;
}

// -----------------------------------------------
// exit_local()
// -----------------------------------------------
function exit_local($print_err = 1) {
    drop_temp_table($print_err);
    exit;
}

// -----------------------------------------------
// format_lastmod($lastmod)
// -----------------------------------------------
function format_lastmod($lastmod) {
	$temp=$lastmod;
	if (!$temp) $temp = 'undefined';
	else $temp = strftime('%a, %d %b %Y %H:%M:%S %Z',$temp);

	return $temp;
}

// -----------------------------------------------
// format_dp($dp)
// -----------------------------------------------
function format_dp($dp) {
	$result=0;

	while ($dp != '') {		
		if (preg_match('/^([\-\+]?\d+)([sMhdmy]?)/',$dp,$param)) {			
			switch ($param[2]) {
				case 's':  $multiplier=1; break;
                                case 'M':  $multiplier=60; break;
                                case 'h':  $multiplier=3600; break;
                                case 'd':  $multiplier=3600*24; break;
                                case 'm':  $multiplier=3600*24*31; break;
                                case 'y':  $multiplier=3600*24*365; break;
				default: $multiplier=1;
			}

			$result += $param[1]*$multiplier;
                        $dp=preg_replace("/^[\-\+]?\d+$param[2]/",'',$dp);
		} else {
			return 0;
		}
	}

	return $result;
}

// -----------------------------------------------
// format_userdate($date)
// -----------------------------------------------
function format_userdate($date) {
	$result=0;

	if (preg_match('/^(\d+)\/(\d+)\/(\d+)$/',$date,$param)) {
		$day=$param[1];
		$mon=$param[2];
		$year=$param[3];

		$result=mktime(0,0,0,$mon,$day,$year);
	}

	return $result;
}

// -----------------------------------------------
// ParseDocText($text)
// -----------------------------------------------
function ParseDocText($text){
    global $all_words;
    global $hlbeg, $hlend;
       
    $str=$text;
    
    if (Udm_Api_Version() < 30200) {
    	for ($i=0; $i<count($all_words); $i++) {
		$word=$all_words[$i];
		$str = preg_replace("/([\s\t\r\n\~\!\@\#\$\%\^\&\*\(\)\-\_\=\+\\\|\{\}\[\]\;\:\'\"\<\>\?\/\,\.]+)($word)/i","\\1$hlbeg\\2$hlend",$str);
		$str = preg_replace("/^($word)/i","$hlbeg\\1$hlend",$str);
    	}
    } else {
    	$str = str_replace("\2",$hlbeg,$str);
    	$str = str_replace("\3",$hlend,$str);
    }

    return $str;
}

// -----------------------------------------------
// print_template($t,$echo=1)
// -----------------------------------------------
function print_template($t,$echo=1){
    global $templates, $udm_agent;
    global $first_doc, $last_doc, $found, $query_orig, $error, $self;
    global $nav, $wordinfo;
    global $url, $ue, $o, $cat;
    global $clones, $searchtime;
    global $title, $rating, $desc, $contype, $lastmod, $docsize, $ndoc;
    global $keyw, $text, $category;
    global $crc, $Randoms, $rec_id, $DEBUG;
    global $lang_url_translation, $phpver;

 
    $str=$templates["$t"][$o];
    if ($str == '') $str=$templates["$t"][0];

    $str=ereg_replace('\$f', "$first_doc", $str);
    $str=ereg_replace('\$l', "$last_doc", $str);
    $str=ereg_replace('\$t', "$found", $str);
    $str=ereg_replace('\$A', $self, $str);

    $str=ereg_replace('\$Q', HtmlSpecialChars(StripSlashes($query_orig)), $str);
    $str=ereg_replace('\$q', urlencode($query_orig), $str);
    $str=eregi_replace('\$UE', $ue, $str);

    $str=ereg_replace('\$E', $error, $str);
    $str=ereg_replace('\$W', $wordinfo, $str);

    $str=ereg_replace('\$V', $nav, $str);

    if ($lang_url_translation == 'yes') {
    	$nolangurl = ereg_replace("\.[a-z]{2}\.[a-z]{2,4}$", "", $url);
        $str=ereg_replace('\$DU', $nolangurl, $str);
    } else {
    	$str=ereg_replace('\$DU', $url, $str);
    }

    $str=ereg_replace('\$DT', $title, $str);
    $str=ereg_replace('\$DR', "$rating", $str);
    $str=ereg_replace('\$DX', $text, $str);
    $str=ereg_replace('\$DE', ($desc != '')?$desc:$text, $str);
    $str=ereg_replace('\$DC', $contype, $str);
    $str=ereg_replace('\$DM', $lastmod, $str);
    $str=ereg_replace('\$DS', "$docsize", $str);
    $str=ereg_replace('\$DN', "$ndoc", $str);
    $str=ereg_replace('\$DD', $desc, $str);
    $str=ereg_replace('\$DK', $keyw, $str);
    $str=ereg_replace('\$SearchTime', "$searchtime", $str);

    if ($phpver >= 40006) {
        if (ereg('\$CP',$str)) {
        	if ($temp_cp_arr=Udm_Cat_Path($udm_agent,$cat)) {
	        	reset($temp_cp_arr);
	        	$temp_cp='';
	        	for ($i=0; $i<count($temp_cp_arr); $i+=2) {
	        		$cp_path=$temp_cp_arr[$i];
	        		$cp_name=$temp_cp_arr[$i+1];
	        		$temp_cp .= " &gt; <a href=\"$PHP_SELF?cat=$cp_path\">$cp_name</a> ";
	        	}
	        	$str=ereg_replace('\$CP', $temp_cp, $str);
		} else $str=ereg_replace('\$CP', '', $str);
        }    	

        if (ereg('\$CS',$str)) {
        	if ($temp_cp_arr=Udm_Cat_List($udm_agent,$cat)) {
	        	reset($temp_cp_arr);
	        	$temp_cp='';
	                for ($i=0; $i<count($temp_cp_arr); $i+=2) {
	        		$cp_path=$temp_cp_arr[$i];
	        		$cp_name=$temp_cp_arr[$i+1];
	        		$temp_cp .= "<a href=\"$PHP_SELF?cat=$cp_path\">$cp_name</a><br>";
	        	}
	                $str=ereg_replace('\$CS', $temp_cp, $str);
		} else $str=ereg_replace('\$CS', '', $str);
        }    	

        if (ereg('\$DY',$str)) {
        	if ($temp_cp_arr=Udm_Cat_Path($udm_agent,$category)) {
	        	reset($temp_cp_arr);
	        	$temp_cp='';
	                for ($i=0; $i<count($temp_cp_arr); $i+=2) {
	        		$cp_path=$temp_cp_arr[$i];
	        		$cp_name=$temp_cp_arr[$i+1];
	        		$temp_cp .= " &gt; <a href=\"$PHP_SELF?cat=$cp_path\">$cp_name</a> ";
	        	}
	                $str=ereg_replace('\$DY', $temp_cp, $str);
		} else $str=ereg_replace('\$DY', '', $str);
        }
    } else {
    	$str=ereg_replace('\$CP', '', $str);
        $str=ereg_replace('\$CS', '', $str);
        $str=ereg_replace('\$DY', '', $str);
    }

    $sub=$str;
    while($sub=strstr($sub,'$r')){
	$sub=substr($sub,2);