Add files via upload
This commit is contained in:
wibyweb
GitHub
parent
a8d2e04b74
commit
dfaa5b14d5
2 changed files with 406 additions and 397 deletions
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@ -19,23 +19,108 @@ if (!isset($_REQUEST['q']))
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include 'form.html.php';
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}
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else
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else
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{
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$link = mysqli_connect('localhost', 'guest', 'qwer');
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$query = mysqli_real_escape_string($link, $_GET['q']);
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$lim = 12;
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$starappend = 0;
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$startID = 0;
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if(isset($_REQUEST['nsfw']))
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$starappend = 0;
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$startID = 0;
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$additions = "";
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//Check if no query found
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if($query == "")
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{
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$worksafe = false;
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include 'form.html.php';
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exit();
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}
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//phone users
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if(strlen($query) > 1 && $query[strlen($query)-1]==" "){
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$query = substr($query,0,strlen($query)-1);
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}
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if(strlen($query) > 1 && $query[0]==" "){
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$query = substr($query,1,strlen($query));
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}
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//check if user wants to search a different search engine (!) or time window
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if(($query[0] == "!" || $query[0] == "&") && strlen($query) > 3)
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{
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//separate actual query from search redirect
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$actualquery = "";
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$redirect = "";
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if($query[2] == " "){
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$redirect = substr($query, 1, 1);
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for($i=3; $i<strlen($query);$i++){
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$actualquery .= $query[$i];
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}
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}
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if($query[3] == " "){
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$redirect = substr($query, 1, 2);
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for($i=4; $i<strlen($query);$i++){
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$actualquery .= $query[$i];
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}
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}
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//determine which search engine to redirect or which time window to use
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if ($redirect == "g"){//if google
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header('Location: '."http://google.com/search?q=$actualquery");
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exit();
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}else if ($redirect == "b"){//if bing
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header('Location: '."http://bing.com/search?q=$actualquery");
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exit();
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}else if ($redirect == "gi"){//if google image search
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header('Location: '."http://www.google.com/search?tbm=isch&q=$actualquery");
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exit();
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}else if ($redirect == "bi"){//if bing image search
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header('Location: '."http://www.bing.com/images/search?q=$actualquery");
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exit();
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}else if ($redirect == "gv"){//if google video search
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header('Location: '."http://www.google.com/search?tbm=vid&q=$actualquery");
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exit();
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}else if ($redirect == "bv"){//if bing video search
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header('Location: '."http://www.bing.com/videos/search?q=$actualquery");
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exit();
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}else if ($redirect == "gm"){//if google maps search
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header('Location: '."http://www.google.com/maps/search/$actualquery");
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exit();
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}else if ($redirect == "bm"){//if bing maps search
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header('Location: '."http://www.bing.com/maps?q=$actualquery");
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}else if ($redirect == "td"){
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$additions = $additions."AND date > NOW() - INTERVAL 1 DAY ";
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$query = $actualquery;
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}else if ($redirect == "tw"){
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$additions = $additions."AND date > NOW() - INTERVAL 7 DAY ";
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$query = $actualquery;
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}else if ($redirect == "tm"){
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$additions = $additions."AND date > NOW() - INTERVAL 30 DAY ";
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$query = $actualquery;
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}else if ($redirect == "ty"){
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$additions = $additions."AND date > NOW() - INTERVAL 365 DAY ";
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$query = $actualquery;
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}else{
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header('Location: '."/?q=$actualquery");
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exit();
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}
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}
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//check if user wants to limit search to a specific website
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if(strlen($query) > 5 && strcasecmp(substr($query, 0, 5),"site:")==0){
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//remove 'site:'
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$query = substr($query, 5, strlen($query)-5);
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//get site:
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$site = strstr($query, ' ', true);
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//now just get the search query
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$query = strstr($query, ' ', false);
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$query = substr($query, 1, strlen($query)-1);
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//add to additions
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$additions = $additions."AND url LIKE '%".$site."%' ";
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}
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$page=0;
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if (!isset($_REQUEST['p']))
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{
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@ -51,13 +136,6 @@ else
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}
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$offset = $offset * $lim;
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}
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//check if doing a more general search
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$general=false;
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if (isset($_REQUEST['g']))
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{
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$general=true;
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}
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if (!$link)
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{
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@ -79,12 +157,14 @@ else
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include 'error.html.php';
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exit();
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}
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$queryOriginal = $query;
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//Check if query is a url (contains http:// or https:// and no spaces). If so, put quotations around to to get an exact match
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$urlDetected = 0;
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if(strpos($query, ' ') == false && strpos($query,'.') == true && strpos($query,'"') == false && preg_match('/http/',$query) == true)
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//if(strpos($query, ' ') == false && strpos($query,'.') == true && strpos($query,'"') == false && preg_match('/http/',$query) == true)
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if(strpos($query, ' ') == false && strpos($query,'.') == true && strpos($query,'"') == false)//note this will flag on file extensions also
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{
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$queryOriginal = $query;
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$query = '"' . $query . '"';
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$urlDetected = 1;
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}
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@ -94,17 +174,8 @@ else
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$filterHTTPS = true;
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$query = substr($query, 0,-7);
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}
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$queryNoQuotes = $query;
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//if query is just 1 or 2 letters, help make it work. Also CIA :D
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if(strlen($query) < 3 || $query == "cia" || $query == "CIA"){
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$query = " ".$query." *";
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}
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if($query == "c++" || $query == "C++"){//shitty but works
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$query = "c++ programming";
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}
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$queryNoQuotes = $query;
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$queryNoQuotes = $query;
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//Are there quotes in the query?
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$exactMatch = false;
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@ -122,420 +193,356 @@ else
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}
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}
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//first remove any flags inside queryNoQuotes, also grab any required words (+ prefix)
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$queryNoQuotesOrFlags = '';
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$requiredword = '';
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$flags = '';
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if(strpos($queryNoQuotes,'+') !== false || strpos($queryNoQuotes,'-') !== false){
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$words = explode(' ', $queryNoQuotes);
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$i = 0;
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foreach ($words as $word) {
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if($i != 0 && $word[0] != '-' && $word[0] != '+'){
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$queryNoQuotesOrFlags .= ' ';
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}
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if ($word[0] != '-' && $word[0] != '+'){
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$queryNoQuotesOrFlags .= $word;
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}
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if ($word[0] == '+' && strlen($word) > 1){
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$requiredword = substr($word,1);
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}
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if ($word[0] == '-' && $word[0] == '+'){
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$flags .= " $word";
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}
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$i++;
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}
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}
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//remove the '*' if contained anywhere in queryNoQuotes
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if(strpos($queryNoQuotes,'*') !== false && $exactMatch == false){
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$queryNoQuotes = str_replace('*', "",$queryNoQuotes);
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}
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$queryNoQuotes_SQLsafe = mysqli_real_escape_string($link, $queryNoQuotes);
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$flags = mysqli_real_escape_string($link, $flags);
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if($exactMatch == false)
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{
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//find longest word in query
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$words = explode(' ', $queryNoQuotes);
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$longestWordLength = 0;
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$longestWord = '';
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$wordcount = 0;
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$longestwordelementnum = 0;
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//remove any flags inside queryNoQuotes, also grab any required words (+ prefix)
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$queryNoQuotesOrFlags = $queryNoQuotes;
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$requiredword = '';
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$flags = '';
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$wordlen = 0;
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$flagssetbyuser = 0;
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$numRequiredWords = 0;
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if(strpos($queryNoQuotes,'+') !== false || strpos($queryNoQuotes,'-') !== false){
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$words = explode(' ', $queryNoQuotes);
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$i = 0;
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$queryNoQuotesOrFlags = '';
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foreach ($words as $word) {
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if (strlen($word) > $longestWordLength) {
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$longestWordLength = strlen($word);
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$longestWord = $word;
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$longestwordelementnum = $wordcount;
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}
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$wordcount++;
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$wordlen = strlen($word);
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if($word != '' && $i != 0 && $word[0] != '-' && $word[0] != '+'){
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$queryNoQuotesOrFlags .= ' ';
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}
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if ($word != '' && $word[0] != '-' && $word[0] != '+'){
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$queryNoQuotesOrFlags .= $word;
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}
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if ($word != '' && $word[0] == '+' && strlen($word) > 1 && $requiredword == '' && strpos($queryNoQuotes,'-') !== false){
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$requiredword = substr($word,1);
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}
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if ($word != '' && ($word[0] == '-' || $word[0] == '+')){
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$flags .= " $word";
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$flagssetbyuser++;
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if($word[0] == '+'){
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$numRequiredWords++;
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}
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}
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$i++;
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}
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$flags = checkformat($flags);
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}
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//$queryNoQuotes_SQLsafe = mysqli_real_escape_string($link, $queryNoQuotes);
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//$flags = mysqli_real_escape_string($link, $flags);
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$words = explode(' ', $queryNoQuotesOrFlags);
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$wordcount = 0;
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$longestWord = '';
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//find longest word in query
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$longestWordLength = 0;
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$longestwordelementnum = 0;
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foreach ($words as $word) {
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if (strlen($word) > $longestWordLength) {
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$longestWordLength = strlen($word);
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$longestWord = $word;
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$longestwordelementnum = $wordcount;
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}
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if($word != ''){
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$wordcount++;
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}
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}
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$additions = '';
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//create another query where all compatible words from queryNoQuotesOrFlags are marked as keywords
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$reqwordQuery = '';
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$i=0;
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$wordlen=0;
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foreach ($words as $word) {
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$wordlen = strlen($word);
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if($i==0 && $wordlen > 3 && ($word[0] == '+' || $word[0] == '-')){
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$reqwordQuery .= "$word";
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}else if($i==0 && $wordlen > 1 && $word[0] != '+' && $word[0] != '-'){
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if($wordlen > 2){
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$reqwordQuery .= "+$word";
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}else{
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$reqwordQuery .= "$word";
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}
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}else if($i==0){
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$reqwordQuery .= "$word";
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}
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if($i!=0 && $wordlen > 3 && ($word[0] == '+' || $word[0] == '-')){
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$reqwordQuery .= " $word";
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}else if($i!=0 && $wordlen > 1 && $word[0] != '+' && $word[0] != '-' ){
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if($wordlen > 2){
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$reqwordQuery .= " +$word";
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}else{
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$reqwordQuery .= " $word";
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}
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}else if($i!=0){
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$reqwordQuery .= " $word";
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}
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$i++;
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}
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$reqwordQuery = checkformat($reqwordQuery);
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$reqwordQuery .= " $flags";
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//if no required words set, make the longest word in the query required.
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$querywithrequiredword = "";
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if($numRequiredWords == 0 && $wordcount > 1 && $longestWordLength > 2){
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$querywithrequiredword = $query .= " +$longestWord";
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}
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if($filterHTTPS == true){
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$additions = $additions."AND http = '1' ";
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}
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if($worksafe == true){
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$additions = $additions."AND worksafe = '1' ";
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}
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$count = 0;
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if(!$general){
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$queryWithQuotesAndFlags = '"'. $queryNoQuotes_SQLsafe.'"'.$flags.'';
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$queryWithQuotesAndFlags = '"'. $queryNoQuotesOrFlags.'"'.$flags.'';
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$queryWithQuotes = '"'. $queryNoQuotesOrFlags.'"';
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//if query is just 1 or 2 letters, help make it work.
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if(iconv_strlen($queryOriginal) < 3){
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$query = "".$query."*";
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$queryWithQuotesAndFlags = $query;
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$reqwordQuery = $query;
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}
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if(stripos($queryOriginal,"c++")!==false){// :) :( :) :(
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$exactMatch=true;
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$queryWithQuotesAndFlags .= " +programming";
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if(strpos($queryOriginal," ")!==false && $longestWordLength>3){
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$queryWithQuotesAndFlags .= " +$longestWord";
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}
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}
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if($querywithrequiredword != ""){
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$querytouse = $querywithrequiredword;
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}else if($numRequiredWords > 0){
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$querytouse = $reqwordQuery;
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}else{
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$querytouse = $query;
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}
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if($exactMatch == false && $urlDetected == false){
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$querytouse = checkformat($querytouse);
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$reqwordQuery = checkformat($reqwordQuery);
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}
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//perform full text search FOR InnoDB or MyISAM STORAGE ENGINE
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if(($exactMatch !== true || $flagssetbyuser > 0) && $urlDetected==0 && strpos($query, ' ') == true && $flagssetbyuser + $wordcount != $flagssetbyuser){
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$outputFTS = mysqli_query($link, "SELECT id, url, title, description, body FROM windex WHERE MATCH(tags, body, description, title, url) AGAINST('$querytouse' IN BOOLEAN MODE) AND enable = '1' $additions ORDER BY CASE WHEN MATCH(tags) AGAINST('$queryWithQuotes' IN BOOLEAN MODE) THEN 30 WHEN MATCH(title) AGAINST('$queryWithQuotes' IN BOOLEAN MODE) THEN 20 WHEN MATCH(body) AGAINST('$queryWithQuotes' IN BOOLEAN MODE) OR MATCH(description) AGAINST('$queryWithQuotes' IN BOOLEAN MODE) THEN 15 WHEN MATCH(title) AGAINST('$reqwordQuery' IN BOOLEAN MODE) THEN 14 WHEN MATCH(title) AGAINST('$querytouse' IN BOOLEAN MODE) THEN 13 END DESC, id DESC LIMIT $lim OFFSET $offset");
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}else{
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$outputFTS = mysqli_query($link, "SELECT id, url, title, description, body FROM windex WHERE MATCH(tags, body, description, title, url) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) AND enable = '1' $additions ORDER BY CASE WHEN MATCH(tags) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN 30 WHEN MATCH(title) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN 20 END DESC, id DESC LIMIT $lim OFFSET $offset");
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}
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/* if($exactMatch == false && $urlDetected==0 && strpos($query, ' ') == true && $flagssetbyuser + $wordcount != $wordcount){
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$outputFTS = mysqli_query($link, "SELECT id, url, title, description, body FROM windex WHERE MATCH(tags, body, description, title, url) AGAINST('$reqwordQuery' IN BOOLEAN MODE) AND enable = '1' $additions ORDER BY CASE WHEN MATCH(tags) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN 30 WHEN MATCH(title) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN 20 WHEN MATCH(body) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) OR MATCH(description) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN 15 WHEN MATCH(title) AGAINST('$reqwordQuery' IN BOOLEAN MODE) THEN 14 WHEN MATCH(title) AGAINST('$query' IN BOOLEAN MODE) THEN 13 END DESC, id DESC LIMIT $lim OFFSET $offset");*/
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if($urlDetected == 1)
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{
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$query = $queryOriginal;
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}
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/*if(mysqli_num_rows($outputFTS) <= 3 && $offset == 0 && $urlDetected == 0 && $exactMatch == false)
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{
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$starappend = 1;
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$querystar = $query;
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//innodb will get fussy over some things if put in like '''' or ****, uncomment below lines if using innoDB
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$querystar = str_replace('*', "",$querystar);
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$querystar = str_replace('"', "",$querystar);
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$querystar = str_replace('"', "",$querystar);
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$querystar = str_replace('\'', "",$querystar);
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//-----------------------------------------------
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$querystar = $querystar . '*';
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//perform full text search FOR InnoDB or MyISAM STORAGE ENGINE
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$outputFTS = mysqli_query($link, "SELECT id, url, title, description, body FROM windex WHERE Match(tags, body, description, title, url) Against('$queryWithQuotesAndFlags' IN BOOLEAN MODE) AND enable = '1' $additions ORDER BY CASE WHEN LOCATE('$queryNoQuotes_SQLsafe', tags)>0 THEN 30 WHEN LOCATE('$queryNoQuotes_SQLsafe', title)>0 AND Match(title) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN 20 WHEN LOCATE('$queryNoQuotes_SQLsafe', title)>0 THEN 16 WHEN Match(title) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN Match(title) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) END DESC, id DESC LIMIT $lim OFFSET $offset");
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$outputFTSgeneral = mysqli_query($link, "SELECT id, url, title, description, body FROM windex WHERE Match(tags, body, description, title, url) Against('$querystar' IN BOOLEAN MODE) AND enable = '1' $additions ORDER BY CASE WHEN MATCH(tags) AGAINST('$queryWithQuotesAndFlags' IN BOOLEAN MODE) THEN 30 END DESC, id DESC LIMIT $lim OFFSET $offset");
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/*if(!$outputFTS)//dont error out yet, will give another try below
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if(!$outputFTSgeneral)
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{
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$error = 'Error ' . mysqli_error($link);
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include 'error.html.php';
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exit();
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}
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}*/
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//this will get set if position of longest word of query is found within body
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$pos = -1;
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//lets put contents of the full text search into the array
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while($row = mysqli_fetch_array($outputFTS))
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{
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//put the contents of the URL column within the DB into an array
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$id[] = $row[0];
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$url[] = $row[1];
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$title[] = JSONRealEscapeString(substr($row[2],0,150));
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$description[] = JSONRealEscapeString(substr($row[3],0,180));
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$body = JSONRealEscapeString($row[4]);
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$count++;
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$lastID = $row[0];
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|
||||
$longestWord = str_replace("''", "'",$longestWord);
|
||||
$queryNoQuotesOrFlags = str_replace("''", "'",$queryNoQuotesOrFlags);
|
||||
|
||||
if($exactMatch == false && ($numRequiredWords == 0 || $numRequiredWords + $wordcount == $numRequiredWords))
|
||||
{
|
||||
//remove the '*' at the end of the longest word if present
|
||||
//$longestWord = str_replace('*', "",$longestWord);
|
||||
|
||||
//first find an exact
|
||||
if(strlen($requiredword) > 0){
|
||||
$pos = stripos($body, $requiredword);
|
||||
}else{
|
||||
$pos = stripos($body, $queryNoQuotesOrFlags);
|
||||
}
|
||||
|
||||
//search within body for position of longest query word. If not found, try another word
|
||||
if($pos == false){
|
||||
$pos = stripos($body, $longestWord);
|
||||
if($pos == false && $wordcount > 1)
|
||||
{
|
||||
if($longestwordelementnum > 0)
|
||||
{
|
||||
//if(strpos($words[longestwordelementnum],'*') == true)//remove the '*' at the end of the query if present
|
||||
//$words[longestwordelementnum] = str_replace('*', "",$words[0]);
|
||||
$pos = stripos($body, $words[$longestwordelementnum]);
|
||||
}
|
||||
else if($longestwordelementnum == 0)
|
||||
{
|
||||
//if(strpos($words[1],'*') == true)//remove the '*' at the end of the query if present
|
||||
//$words[1] = str_replace('*', "",$words[1]);
|
||||
$pos = stripos($body, $words[1]);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$pos = stripos($body, $queryNoQuotesOrFlags);
|
||||
}
|
||||
//still not found?, set position to 0
|
||||
if($pos == false){
|
||||
$pos = 0;
|
||||
}
|
||||
|
||||
//get all positions of all keywords in body
|
||||
/* $lastPos = 0;
|
||||
$positions = array();
|
||||
foreach($words as $word)
|
||||
{
|
||||
while (($lastPos = mb_strpos($body, $word, $lastPos))!== false) {
|
||||
$positions[$word][] = $lastPos;
|
||||
$lastPos = $lastPos + strlen($word);
|
||||
}
|
||||
}*/
|
||||
|
||||
if($urlDetected == 1)
|
||||
//figure out how much preceding text to use
|
||||
if($pos < 32)
|
||||
$starttext = 0;
|
||||
else if($pos > 25)
|
||||
$starttext = $pos - 25;
|
||||
else if($pos > 20)
|
||||
$starttext = $pos - 15;
|
||||
//else $starttext = 0;
|
||||
|
||||
//total length of the ballpark
|
||||
$textlength = 180;
|
||||
|
||||
//populate the ballpark
|
||||
if($pos >= 0)
|
||||
{
|
||||
$query = $queryOriginal;
|
||||
$ballparktext = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $ballpark = '0';
|
||||
|
||||
//find position of nearest Period
|
||||
$foundPeriod = true;
|
||||
$posPeriod = stripos($ballparktext, '. ') + $starttext +1;
|
||||
|
||||
//this will get set if position of longest word of query is found within body
|
||||
$pos = -1;
|
||||
|
||||
//lets put contents of the full text search into the array
|
||||
while($row = mysqli_fetch_array($outputFTS))
|
||||
//find position of nearest Space
|
||||
$foundSpace = true;
|
||||
$posSpace = stripos($ballparktext, ' ') + $starttext;
|
||||
|
||||
//if longest word in query is after a period+space within ballpark, reset $starttext to that point
|
||||
if($pos-$starttext > $posPeriod)
|
||||
{
|
||||
//put the contents of the URL column within the DB into an array
|
||||
$id[] = $row[0];
|
||||
$url[] = $row[1];
|
||||
$title[] = substr($row[2],0,150);
|
||||
$description[] = substr($row[3],0,180);
|
||||
$body = $row[4];
|
||||
$count++;
|
||||
$lastID = $row[0];
|
||||
|
||||
if($exactMatch == false)
|
||||
$starttext = $posPeriod;
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
//remove the '*' at the end of the longest word if present
|
||||
if(strpos($longestWord,'*') == true)
|
||||
{
|
||||
$longestWord = str_replace('*', "",$longestWord);
|
||||
}
|
||||
|
||||
//first find an exact
|
||||
if(strlen($requiredword) > 0){
|
||||
$pos = stripos($body, $requiredword);
|
||||
}else{
|
||||
$pos = stripos($body, $queryNoQuotes);
|
||||
}
|
||||
|
||||
//search within body for position of longest query word. If not found, try another word
|
||||
if($pos == false){
|
||||
$pos = stripos($body, $longestWord);
|
||||
if($pos == false && $wordcount > 1)
|
||||
{
|
||||
if($longestwordelementnum > 0)
|
||||
{
|
||||
if(strpos($words[0],'*') == true)//remove the '*' at the end of the query if present
|
||||
$words[0] = str_replace('*', "",$words[0]);
|
||||
$pos = stripos($body, $words[0]);
|
||||
}
|
||||
else if($longestwordelementnum == 0)
|
||||
{
|
||||
if(strpos($words[1],'*') == true)//remove the '*' at the end of the query if present
|
||||
$words[1] = str_replace('*', "",$words[1]);
|
||||
$pos = stripos($body, $words[1]);
|
||||
}
|
||||
}
|
||||
}
|
||||
$bodymatch[] = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else
|
||||
{
|
||||
$pos = stripos($body, $queryNoQuotes);
|
||||
}
|
||||
//still not found?, set position to 0
|
||||
if($pos == false){
|
||||
$pos = 0;
|
||||
}
|
||||
|
||||
//get all positions of all keywords in body
|
||||
/* $lastPos = 0;
|
||||
$positions = array();
|
||||
foreach($words as $word)
|
||||
{
|
||||
while (($lastPos = mb_strpos($body, $word, $lastPos))!== false) {
|
||||
$positions[$word][] = $lastPos;
|
||||
$lastPos = $lastPos + strlen($word);
|
||||
}
|
||||
}*/
|
||||
|
||||
//figure out how much preceding text to use
|
||||
if($pos < 32)
|
||||
$starttext = 0;
|
||||
else if($pos > 25)
|
||||
$starttext = $pos - 25;
|
||||
else if($pos > 20)
|
||||
$starttext = $pos - 15;
|
||||
//else $starttext = 0;
|
||||
|
||||
//total length of the ballpark
|
||||
$textlength = 180;
|
||||
|
||||
//populate the ballpark
|
||||
if($pos >= 0)
|
||||
{
|
||||
$ballparktext = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $ballpark = '0';
|
||||
|
||||
//find position of nearest Period
|
||||
$foundPeriod = true;
|
||||
$posPeriod = stripos($ballparktext, '. ') + $starttext +1;
|
||||
|
||||
//find position of nearest Space
|
||||
$foundSpace = true;
|
||||
$posSpace = stripos($ballparktext, ' ') + $starttext;
|
||||
|
||||
//if longest word in query is after a period+space within ballpark, reset $starttext to that point
|
||||
if($pos-$starttext > $posPeriod)
|
||||
{
|
||||
$starttext = $posPeriod;
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$bodymatch[] = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
//else if($pos-starttext > $posSpace)//else if longest word in query is after a space within ballpark, reset $starttext to that point
|
||||
else if($pos > $posSpace)//else if longest word in query is after a space within ballpark, reset $starttext to that point
|
||||
{
|
||||
$starttext = $posSpace;
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$bodymatch[] = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
else //else just set the bodymatch to the ballparktext
|
||||
{
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$bodymatch[] = $ballparktext;
|
||||
}
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
}
|
||||
$outputFTSrows=$count;
|
||||
//do a general search if exact results peter off
|
||||
if($outputFTSrows < 8 && $exactMatch == false){
|
||||
$count = 0;
|
||||
$general = true;
|
||||
|
||||
//Check if query contains a hyphenated word. MySQL is finicky about them. We will wrap quotes around hyphenated words that aren't part of a string which is already wraped in quotes.
|
||||
if((strpos($queryNoQuotes,'-') !== false || strpos($queryNoQuotes,'+') !== false) && $urlDetected == false){
|
||||
$hyphenwords = explode(' ',$query);
|
||||
$query = '';
|
||||
$quotes = 0;
|
||||
$i = 0;
|
||||
foreach ($hyphenwords as $word) {
|
||||
if(strpos($queryNoQuotes,'"') !== false){
|
||||
$quotes++;
|
||||
}
|
||||
if(((strpos($queryNoQuotes,'-') !== false && $word[0] != '-') || (strpos($queryNoQuotes,'+') !== false && $word[0] != '+')) && $quotes%2 == 0){//if hyphen exists, not a flag, not wrapped in quotes already
|
||||
$word = '"' . $word . '"';
|
||||
}
|
||||
if($i > 0){
|
||||
$query .= ' ';
|
||||
}
|
||||
$query .= $word;
|
||||
$i++;
|
||||
}
|
||||
}
|
||||
|
||||
//perform full text search FOR InnoDB or MyISAM STORAGE ENGINE
|
||||
$outputFTSgeneral = mysqli_query($link, "SELECT id, url, title, description, body FROM windex WHERE Match(tags, body, description, title, url) Against('$query' IN BOOLEAN MODE) AND enable = '1' $additions ORDER BY CASE WHEN LOCATE('$queryNoQuotes_SQLsafe', tags)>0 THEN 30 WHEN LOCATE('$queryNoQuotes_SQLsafe', title)>0 AND Match(title) AGAINST('$query' IN BOOLEAN MODE) THEN 20 WHEN LOCATE('$queryNoQuotes_SQLsafe', title)>0 THEN 16 WHEN Match(title) AGAINST('$query' IN BOOLEAN MODE) THEN Match(title) AGAINST('$query' IN BOOLEAN MODE) END DESC, id DESC LIMIT $lim OFFSET $offset");
|
||||
|
||||
|
||||
//if all else fails, try a full text search with * appended (better to get something than nothing I suppose)
|
||||
if(mysqli_num_rows($outputFTSgeneral) == 0 && $offset == 0 && $urlDetected == 0)
|
||||
//else if($pos-starttext > $posSpace)//else if longest word in query is after a space within ballpark, reset $starttext to that point
|
||||
else if($pos > $posSpace)//else if longest word in query is after a space within ballpark, reset $starttext to that point
|
||||
{
|
||||
$starappend = 1;
|
||||
$querystar = $query;
|
||||
//innodb will get fussy over some things if put in like '''' or ****, uncomment below lines if using innoDB
|
||||
$querystar = str_replace('*', "",$querystar);
|
||||
$querystar = str_replace('"', "",$querystar);
|
||||
$querystar = str_replace('"', "",$querystar);
|
||||
$querystar = str_replace('\'', "",$querystar);
|
||||
//-----------------------------------------------
|
||||
|
||||
$querystar = $querystar . '*';
|
||||
|
||||
//perform full text search FOR InnoDB or MyISAM STORAGE ENGINE
|
||||
$outputFTSgeneral = mysqli_query($link, "SELECT id, url, title, description, body FROM windex WHERE Match(tags, body, description, title, url) Against('$querystar' IN BOOLEAN MODE) AND enable = '1' $additions ORDER BY CASE WHEN LOCATE('$queryNoQuotes_SQLsafe', tags)>0 THEN 30 WHEN LOCATE('$queryNoQuotes_SQLsafe', title)>0 AND Match(title) AGAINST('$querystar' IN BOOLEAN MODE) THEN 20 WHEN LOCATE('$queryNoQuotes_SQLsafe', title)>0 THEN 16 WHEN Match(title) AGAINST('$querystar' IN BOOLEAN MODE) THEN Match(title) AGAINST('$querystar' IN BOOLEAN MODE) END DESC, id DESC LIMIT $lim OFFSET $offset");
|
||||
|
||||
if(!$outputFTSgeneral)
|
||||
$starttext = $posSpace;
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$error = 'Error ' . mysqli_error($link);
|
||||
include 'error.html.php';
|
||||
exit();
|
||||
}
|
||||
$bodymatch[] = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
|
||||
//this will get set if position of longest word of query is found within body
|
||||
$pos = -1;
|
||||
|
||||
//lets put contents of the full text search into the array
|
||||
while($row = mysqli_fetch_array($outputFTSgeneral))
|
||||
else //else just set the bodymatch to the ballparktext
|
||||
{
|
||||
$count++;
|
||||
//check for duplicates if appending general search matches on the same page where exact matches were found
|
||||
$duplicate = false;
|
||||
if($outputFTSrows < 8 && $outputFTSrows > 0){
|
||||
foreach($id as $idtocheck){
|
||||
if($idtocheck==$row[0]){
|
||||
$duplicate=true;
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$bodymatch[] = $ballparktext;
|
||||
}
|
||||
if($duplicate==false){
|
||||
//put the contents of the URL column within the DB into an array
|
||||
$id[] = $row[0];
|
||||
$url[] = $row[1];
|
||||
$title[] = substr($row[2],0,150);
|
||||
$description[] = substr($row[3],0,180);
|
||||
$body = $row[4];
|
||||
$lastID = $row[0];
|
||||
if($exactMatch == false)
|
||||
{
|
||||
//remove the '*' at the end of the longest word if present
|
||||
if(strpos($longestWord,'*') == true)
|
||||
{
|
||||
$longestWord = str_replace('*', "",$longestWord);
|
||||
}
|
||||
|
||||
//first find an exact
|
||||
if(strlen($requiredword) > 0){
|
||||
$pos = stripos($body, $requiredword);
|
||||
}else{
|
||||
$pos = stripos($body, $queryNoQuotes);
|
||||
}
|
||||
|
||||
//search within body for position of longest query word. If not found, try another word
|
||||
if($pos == false){
|
||||
$pos = stripos($body, $longestWord);
|
||||
if($pos == false && $wordcount > 1)
|
||||
{
|
||||
if($longestwordelementnum > 0)
|
||||
{
|
||||
if(strpos($words[0],'*') == true)//remove the '*' at the end of the query if present
|
||||
$words[0] = str_replace('*', "",$words[0]);
|
||||
$pos = stripos($body, $words[0]);
|
||||
}
|
||||
else if($longestwordelementnum == 0)
|
||||
{
|
||||
if(strpos($words[1],'*') == true)//remove the '*' at the end of the query if present
|
||||
$words[1] = str_replace('*', "",$words[1]);
|
||||
$pos = stripos($body, $words[1]);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$pos = stripos($body, $queryNoQuotes);
|
||||
}
|
||||
//still not found?, set position to 0
|
||||
if($pos == false){
|
||||
$pos = 0;
|
||||
}
|
||||
|
||||
//get all positions of all keywords in body
|
||||
/* $lastPos = 0;
|
||||
$positions = array();
|
||||
foreach($words as $word)
|
||||
{
|
||||
while (($lastPos = mb_strpos($body, $word, $lastPos))!== false) {
|
||||
$positions[$word][] = $lastPos;
|
||||
$lastPos = $lastPos + strlen($word);
|
||||
}
|
||||
}*/
|
||||
|
||||
//figure out how much preceding text to use
|
||||
if($pos < 32)
|
||||
$starttext = 0;
|
||||
else if($pos > 25)
|
||||
$starttext = $pos - 25;
|
||||
else if($pos > 20)
|
||||
$starttext = $pos - 15;
|
||||
//else $starttext = 0;
|
||||
|
||||
//total length of the ballpark
|
||||
$textlength = 180;
|
||||
|
||||
//populate the ballpark
|
||||
if($pos >= 0)
|
||||
{
|
||||
$ballparktext = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $ballpark = '0';
|
||||
|
||||
//find position of nearest Period
|
||||
$foundPeriod = true;
|
||||
$posPeriod = stripos($ballparktext, '. ') + $starttext +1;
|
||||
|
||||
//find position of nearest Space
|
||||
$foundSpace = true;
|
||||
$posSpace = stripos($ballparktext, ' ') + $starttext;
|
||||
|
||||
//if longest word in query is after a period+space within ballpark, reset $starttext to that point
|
||||
if($pos-$starttext > $posPeriod)
|
||||
{
|
||||
$starttext = $posPeriod;
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$bodymatch[] = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
//else if($pos-starttext > $posSpace)//else if longest word in query is after a space within ballpark, reset $starttext to that point
|
||||
else if($pos > $posSpace)//else if longest word in query is after a space within ballpark, reset $starttext to that point
|
||||
{
|
||||
$starttext = $posSpace;
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$bodymatch[] = substr($body,$starttext,$textlength);
|
||||
}
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
else //else just set the bodymatch to the ballparktext
|
||||
{
|
||||
//populate the bodymatch
|
||||
if($pos-$starttext >= 0)
|
||||
{
|
||||
$bodymatch[] = $ballparktext;
|
||||
}
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
}
|
||||
|
||||
else $bodymatch[] = '';
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
$query = $_GET['q'];
|
||||
$row = null;
|
||||
|
||||
include 'results.json.php';
|
||||
if($page == 0){
|
||||
$page+=2;
|
||||
}else{
|
||||
$page++;
|
||||
}
|
||||
|
||||
include 'results.json.php';
|
||||
}
|
||||
|
||||
function checkformat($query){
|
||||
//Check if query contains a hyphenated word. Replace hyphens with a space, drop at hyphen if set as required word.
|
||||
if(strpos($query,'-') !== false || strpos($query,'+')){
|
||||
$hyphenwords = explode(' ',$query);
|
||||
$query = '';
|
||||
$quotes = 0;
|
||||
$i = 0;
|
||||
foreach ($hyphenwords as $word) {
|
||||
if(strpos($query,'"') !== false){
|
||||
$quotes++;
|
||||
}
|
||||
if((strpos($word,'-') !== false || strpos($word,'+') !== false) && $word[0] != '-' && $word[0] != '+' && $quotes%2 == 0){ //if hyphen or plus exists, not a flag, not wrapped in quotes already
|
||||
$word = str_replace("-", " ",$word);
|
||||
}else if(strpos($word,'+') !== false && $word[0] == '+'){//if hyphen exists and is a required word
|
||||
$word = str_replace("-", " ",$word);
|
||||
$spos = strpos($word, " ");
|
||||
if($spos !== false){
|
||||
$word = substr($word,0,$spos);//drop at hyphen if found
|
||||
}
|
||||
}
|
||||
if(strlen($word)>1 && $word[0]=='+' && strlen($word)<4){
|
||||
$word = substr($word,1);
|
||||
}
|
||||
if($i > 0){
|
||||
$query .= ' ';
|
||||
}
|
||||
$query .= $word;
|
||||
$i++;
|
||||
}
|
||||
}
|
||||
return $query;
|
||||
}
|
||||
|
||||
function JSONRealEscapeString($var){
|
||||
$var = str_replace("\\","\\\\",$var);
|
||||
$var = str_replace("\t","\\t",$var);
|
||||
|
|
|
|||
|
|
@ -1,5 +1,6 @@
|
|||
<?php header("Content-Type: application/json;charset=utf-8"); ?>
|
||||
<?php $i=0; ?>[
|
||||
<?php if(isset($url)): ?>
|
||||
<?php foreach ($url as $storedresult): ?>
|
||||
<?php $title[$i] = htmlentities($title[$i], ENT_QUOTES|ENT_SUBSTITUTE, 'UTF-8'); ?>
|
||||
<?php $bodymatch[$i] = htmlentities($bodymatch[$i], ENT_QUOTES|ENT_SUBSTITUTE, 'UTF-8'); ?>
|
||||
|
|
@ -15,4 +16,5 @@
|
|||
}<?php if ($i<sizeof($url)): ?>,
|
||||
<?php endif ?><?php endforeach; ?>
|
||||
|
||||
]
|
||||
<?php endif; ?>]
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue