nickjillings@2192: <?php
nickjillings@2192: //http://stackoverflow.com/questions/4444475/transfrom-relative-path-into-absolute-url-using-php
nickjillings@2192: function rel2abs($rel, $base)
nickjillings@2192: {
nickjillings@2192:     /* return if already absolute URL */
nickjillings@2192:     if (parse_url($rel, PHP_URL_SCHEME) != '' || substr($rel, 0, 2) == '//') return $rel;
nickjillings@2192: 
nickjillings@2192:     /* queries and anchors */
nickjillings@2192:     if ($rel[0]=='#' || $rel[0]=='?') return $base.$rel;
nickjillings@2192: 
nickjillings@2192:     /* parse base URL and convert to local variables:
nickjillings@2192:      $scheme, $host, $path */
nickjillings@2192:     extract(parse_url($base));
nickjillings@2192: 
nickjillings@2192:     /* remove non-directory element from path */
nickjillings@2192:     $path = preg_replace('#/[^/]*$#', '', $path);
nickjillings@2192: 
nickjillings@2192:     /* destroy path if relative url points to root */
nickjillings@2192:     if ($rel[0] == '/') $path = '';
nickjillings@2192: 
nickjillings@2192:     /* dirty absolute URL */
nickjillings@2192:     $abs = "$host$path/$rel";
nickjillings@2192: 
nickjillings@2192:     /* replace '//' or '/./' or '/foo/../' with '/' */
nickjillings@2192:     $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
nickjillings@2192:     for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {}
nickjillings@2192: 
nickjillings@2192:     /* absolute URL is ready! */
nickjillings@2192:     return $scheme.'://'.$abs;
nickjillings@2192: }
nickjillings@2192: 
nickjillings@2192: /*
nickjillings@2192:     This looks for files that pass the filtering response
nickjillings@2192:     The filtering system uses key-value pairs
nickjillings@2192:     The key is double encoded using a '-'. The first part is the ID of the item to filter,
nickjillings@2192:     the second is the method:
nickjillings@2192:         min - Minimum Inclusive
nickjillings@2192:         max - Maximum Inclusive
nickjillings@2192:         exclude-# - exclude, followed by a number to uniquely add, (will create a triple [], ignore the third as random)
nickjillings@2192: */
nickjillings@2192: $keys = [];
nickjillings@2192: $waet_url = null;
nickjillings@2192: foreach ($_GET as $key => $value) {
nickjillings@2192:     $key = explode("-",$key);
nickjillings@2192:     if ($key[0] == "url") {
nickjillings@2192:         $waet_url = $value;
nickjillings@2192:     } else {
nickjillings@2192:         $v_pair = [$key[1],$value];
nickjillings@2192:         if(array_key_exists($key[0],$keys)) {
nickjillings@2192:             // We have some data
nickjillings@2192:             array_push($keys[$key[0]],$v_pair);
nickjillings@2192:         } else {
nickjillings@2192:             // Create new key data
nickjillings@2192:             $keys[$key[0]] = [$v_pair];
nickjillings@2192:         }
nickjillings@2192:     }
nickjillings@2192: }
nickjillings@2192: 
nickjillings@2192: $files = [];
nickjillings@2192: $saves = glob("../saves/*.xml");
nickjillings@2192: if (is_array($saves))
nickjillings@2192: {
nickjillings@2192:     foreach($saves as $filename) {
nickjillings@2192:         $xml_string = file_get_contents($filename, FILE_TEXT);
nickjillings@2192:         $xml_object = simplexml_load_string($xml_string);
nickjillings@2192:         if ($xml_object) {
nickjillings@2192:             // First we must check the URLs match
nickjillings@2192:             $waet = $xml_object->waet[0];
nickjillings@2192:             if (urldecode($waet["url"])==$waet_url) {
nickjillings@2192:                 // It is part of the dataset, so now perform checks
nickjillings@2192:                 $continue = true;
nickjillings@2192:                 foreach($keys as $keyId => $keyArr) {
nickjillings@2192:                     $elem = $xml_object->xpath("//*[@ref='".$keyId."']");
nickjillings@2192:                     $elem = $elem[0]; // Can only be one.
nickjillings@2192:                     switch ($elem["type"]) {
nickjillings@2192:                         case "number":
nickjillings@2192:                             // Number, we must check for min/max
nickjillings@2192:                             $value =  (real)$elem->response;
nickjillings@2192:                             foreach ($keyArr as $keyCheck) {
nickjillings@2192:                                 if ($keyCheck[0] == 'min' && $value < $keyCheck[1]) {
nickjillings@2192:                                     $continue = false;
nickjillings@2192:                                     break;
nickjillings@2192:                                 } else if ($keyCheck[0] == 'max' && $value > $keyCheck[1]) {
nickjillings@2192:                                     $continue = false;
nickjillings@2192:                                     break;
nickjillings@2192:                                 }
nickjillings@2192:                             }
nickjillings@2192:                             break;
nickjillings@2192:                         case "checkbox":
nickjillings@2192:                             // Will have an array of <response>
nickjillings@2192:                             foreach ($elem->response as $response) {
nickjillings@2192:                                 foreach ($keyArr as $keyCheck) {
nickjillings@2192:                                     if ($response["name"] == $keyCheck[1]) {
nickjillings@2192:                                         if($response["checked"] == "true" && $keyCheck[0] == "exclude") {
nickjillings@2192:                                             $continue = false;
nickjillings@2192:                                             break;
nickjillings@2192:                                         }
nickjillings@2192:                                     }
nickjillings@2192:                                 }
nickjillings@2192:                                 if($continue == false) {
nickjillings@2192:                                     break;
nickjillings@2192:                                 }
nickjillings@2192:                             }
nickjillings@2192:                             break;
nickjillings@2192:                         case "radio":
nickjillings@2192:                             foreach ($keyArr as $keyCheck) {
nickjillings@2192:                                 if ($keyCheck[0] == "exclude" && $elem->response["name"] == $keyCheck[1]) {
nickjillings@2192: 
nickjillings@2192:                                     $continue = false;
nickjillings@2192:                                     break;
nickjillings@2192:                                 }
nickjillings@2192:                             }
nickjillings@2192:                             break;
nickjillings@2192:                         default:
nickjillings@2192:                             break;
nickjillings@2192:                     }
nickjillings@2192:                     if ($continue == false) {
nickjillings@2192:                         break;
nickjillings@2192:                     }
nickjillings@2192:                 }
nickjillings@2192:                 if ($continue) {
nickjillings@2192:                     array_push($files,rel2abs($filename,"http://".$_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI']));
nickjillings@2192:                 }
nickjillings@2192:             }
nickjillings@2192:         }
nickjillings@2192:     }
nickjillings@2192: }
nickjillings@2192: if (count($files) == 0) {
nickjillings@2192:     echo '{"urls": []}';
nickjillings@2192: } else {
nickjillings@2192:     echo '{"urls": ["'.implode('","',$files).'"]}';
nickjillings@2192: }
nickjillings@2192: 
nickjillings@2192: ?>