.

connectfour.php

@@ -17,7 +17,90 @@ function score($board,$me,$colToPlay){
   $newBoard[$y,$colToPlay] = $me;
   
   //do I win?
+    
+  $searchValue="";
+  for($i = 0 ; $i < 4; $i++){
+    $searchValue.=$me;
+  }
+  
+  //horizontaly
+  $line="";
+  for ($i=0; $i < 7; $i++){
+    if ($newBoard[$y][$i] == ""){
+      $line.=" ";
+    }else{
+      $line.=$newBoard[$y][$i];
+    }
+  }
+  if(strpos($searchValue,$line) > -1){
+    return 42;
+  }
+   
+  //verticaly
+  $line="";
+  for ($i=0; $i < 6; $i++){
+    if ($newBoard[$i][$colToPlay] == ""){
+      $line.=" ";
+    }else{
+      $line.=$newBoard[$i][$colToPlay];
+    }
+  }
+  if(strpos($searchValue,$line) > -1){
+    return 42;
+  }
+  
   
+  //diagonal \
+  $line="";
+  $b = $y + $colToPlay;
+  
+  if($b < 6){
+    $ix = 0;
+    $iy = $b;
+  }else{
+    $ix = $b - 5;
+    $iy = 5;
+  }
+  for($jx = $ix, $jy = $iy; ($jx < 7) && ($jy > -1); $jx++, $jy--){
+    if($newBoard[$jy][$jx] == ""){
+      $line.=" ";
+    }else{
+      $line.=$newBoard[$jy][$jx];
+    }
+  }
+  if(strpos($searchValue,$line) > -1){
+    return 42;
+  }
+  /*
+    //diagonal / affin function like y=x+b
+    b = parseInt(y - x);
+    if( b > -1){
+        //first point has x=0
+        kx = 0;
+        ky = b
+
+    }else{
+        //first point has y=0
+        ky = 0;
+        kx = -b;
+    }
+    
+    var line="";
+    var lx , ly;
+    for (lx = kx , ly = ky ; (lx < 7) && (ly < 6) ; lx++ , ly++){
+       if( board[ly][lx] == ""){
+            line += " ";
+        }else{
+            line += board[ly][lx];
+        }   
+    }
+    
+    if (line.indexOf(searchValue) > -1){
+      wins(currentPlayer);
+      return;
+    }
+    
+    */