Added files

2013-01-17 15:02:46 +01:00
commit 5396570fd6
8 changed files with 2607 additions and 0 deletions
--- a/DGTGameParser.php
+++ b/DGTGameParser.php
@@ -0,0 +1,131 @@
+<?php
+
+
+
+class DGTGameParser {
+
+    private $remoteUrl;
+
+    public function __construct(){
+
+    }
+
+    public function getPgnFromDGTData($remoteUrl, $toLocalPgnFile, $eventId=null) {
+        $this->remoteUrl = $this->getCorrectUrl($remoteUrl);
+        $gameIds = $this->getGameIds();
+
+		if(!count($gameIds)){
+			return array(
+				'success' => false,
+				'message' => 'Unable to load data from url ' . $this->remoteUrl
+			);
+		}
+
+        $contents = '';
+        foreach($gameIds as $gameId){
+        	$urlPropertyData = $this->remoteUrl . 'game' . $gameId . '.txt';
+            if(!$dgtGameData = $this->readRemoteFile($urlPropertyData)){
+                return false;
+            }
+            $urlPositionData = $this->remoteUrl . 'pos' . $gameId . '.txt';
+            if(!$dgtMoveData = $this->readRemoteFile($urlPositionData)){
+                return false;
+            }
+            $contents .= $this->toPgn($dgtGameData, $dgtMoveData);
+        }
+        $ret['finished_round'] = false;
+        return $contents;
+    }
+    private function getCorrectUrl($url){
+    	$posQueryString = strpos($url, '?');
+    	if($posQueryString >0){
+    		$url = substr($url, 0,$posQueryString);
+    	}
+    	return $url."/";
+    }
+
+    private function getGameIds(){
+    	$ret = array();
+    	$i = 1;
+    	$content = $this->readRemoteFile($this->remoteUrl . 'tocks.txt');
+    	preg_match_all("/<(.*?)>/s", $content,$matches, PREG_SET_ORDER);
+    	for($i=0,$count = count($matches);$i<$count; $i+=2){
+    		if($matches[$i][1]!='.'){
+    			$ret[] = $matches[$i][1];
+    		}else{
+    			return $ret;
+    		}
+    	}
+    	return $ret;
+    }
+
+    private function readRemoteFile($url) {
+        $contents = RemoteFileReader::getFromUrl($url);
+        if(preg_match("/<html/si", $contents) || preg_match("/<h1>/si", $contents) || preg_match("/<body>/si", $contents)){
+            return '';
+        }
+		return $contents;
+    }
+
+    private function toPgn($gameData, $moveData){
+        return (
+            $this->getGameProperties($gameData) .
+            $this->getFenProperty($moveData).
+            "\n".
+            $this->getMoves($moveData)).
+            "\n\n";
+    }
+
+    private function getGameProperties($dgtData){
+        $ret = '';
+        $mappingKeys = array(
+            'u' => 'Event',
+            'w' => 'White',
+            'b' => 'Black',
+            'm' => 'LastMoves'
+        );
+        $indexKeys = array(
+            array('index' => 4, 'property' => 'Result'),
+            array('index' => 5, 'property' => 'ClockWhite'),
+            array('index' => 6, 'property' => 'ClockBlack'),
+        );
+        foreach($mappingKeys as $key=>$value){
+            $property  = preg_replace("/.*?<".$key . ">(.*?)<.*/si", "$1", $dgtData);
+            if($property){
+                $ret.= '['. $value . '" '.$property.'"]' . "\n";
+            }
+        }
+
+        $items = explode("<", $dgtData);
+        foreach($indexKeys as $indexKey) {
+            $ret.= '['. $indexKey['property'] . ' "'.$this->removeTags($items[$indexKey['index']]).'"]' . "\n";
+        }
+        return $ret;
+    }
+
+    private function getFenProperty($moveData){
+        $items = explode("<", $moveData);
+        return '[FEN "'.$this->removeTags($items[2]).'"]' . "\n";
+    }
+
+
+    private function removeTags($content){
+        return preg_replace("/[<>]/", "", $content);
+    }
+
+    private function getMoves($dgtData){
+        $ret = '';
+        preg_match_all("/<([a-hO0RQKBN][^\.]{1,4}|[RNBQK][0-8a-h][^\.]{1,4})>/s", $dgtData,$matches);
+
+        $moves = $matches[1];
+        for($i=0, $countMoves = count($moves);$i<$countMoves; $i++){
+            if($i % 2 == 0){
+                $ret.= ceil(($i+1) / 2) .". ";
+            }
+            $ret.=$moves[$i]." ";
+        }
+
+        return trim($ret);
+    }
+
+}