Creare gioco "unisci i puntini"

[badaze]

Parte 2/2

file : save_load.php

< !DOCTYPE html> 
< html>
< head>
< title><?php 
  if (!isset($_GET['action'])) {
    $_GET['action'] = 'load';
  } 
  $action = $_GET['action']; 
  if ($_GET['action'] == 'save') {
    print "Save Canvas";
  } else {
    print "Load Canvas";
  } 
  ?></title>
< script language="JavaScript" type="text/javascript">
< !--
function save() {
  if (controlFileName()) {
    document.getElementById('usefile').value = document.getElementById('filename').value;
   document.getElementById('tosave').value  = "";
   
   listOfPointsX = new Array();
   listOfPointsY = new Array();
   
   var i = 0;
   for(i=0;i<window.opener.points;i++) {
    document.getElementById('tosave').value = document.getElementById('tosave').value + window.opener.arrPX[i]+','+window.opener.arrPY[i]+'|';
   }
   document.form1.submit();
 } 
 } // function save()
 function load() {
  if (controlFileName()) {
    document.getElementById('usefile').value = document.getElementById('filename').value;
   document.form1.submit();
  } 
 } // function load()
 function controlFileName() {
  var str = document.getElementById('filename').value;
  if (str == "") {
   alert("Digitare o cliccare il nome di un file"); 
  return false;
  } 
  var re  = /(\.upo)$/i; 
  found   = str.search(re); 
  if (found == -1) { 
   alert("Non è un file .upo"); 
   return false;
  }
  return true;
 } // function controlFileName()
 //-->
< /script>
< /head>
< body style="font-family:tahoma"><?php 
 if (isset($_POST['go'])) {
  if ($action == 'save') {
   file_put_contents($_POST['usefile'], $_POST['tosave']); 
  } else {
   $str   = file_get_contents($_POST['usefile']);
  $array = explode('|',$str);?>
  <script language="javascript">
  window.opener.clearCanvas();<?php
  foreach($array as $value) {
    if ($value != "") {
     $array2 = explode(',',$value);?>
      window.opener.addPoint(<?php print $array2[0] ?>,<?php print $array2[1] ?>);<?php
   }
  }?>
  window.opener.showPointsList();
   </script><?php  
  }?>
  <script language="javascript">
   window.close();
  </script><?php
 } // if (isset($_POST['go']))
 ?>

 File name =
    <input type="input" id="filename" size="40" maxlength="80"/><?php
  if ($_GET['action'] == 'save') {?>
    <input type="button" name="filename" value="Salva" onclick="save()"/><?php
  } else {?>
    <input type="button" name="filename" value="Carica" onclick="load()"/><?php
  }?>
< hr/>
 I nomi dei files devono finore con .upo
< hr/>
< form action="save_load.php?action=<?php print  $action ?>" method="post" name="form1"/>
  <input type="hidden" name="tosave"  id="tosave"/>
  <input type="hidden" name="go"      id="go" value="1"/> 
  <input type="hidden" name="usefile" id="usefile"/> 
< /form> 
< table summary="">
< ?php
 //-------------- Liste des fichiers
  $directory = "./";
  $extension = ".upo";
  
  $at_least_1 = 0;
  $open= @OpenDir($directory);
  while($curfile=@ReadDir($open)) {
   if(($curfile!=".")&&($curfile!="..") && ! is_dir($directory."/".$curfile)) {
    if (mb_eregi("($extension)", $curfile)) {
     $at_least_1   = 1;?>
     <tr onmouseover="this.style.backgroundColor='red';this.style.color='white';" on
     onmouseout="this.style.backgroundColor='white';this.style.color='black';" >
      <td style="font-family:tahoma; font-size:10pt" onclick="document.getElementById('filename').value='<?php print $curfile ?>'">
       <?php print $curfile ?>
      </td>
     </tr><?php
    } // if mb_eregi(".mag",$curfile) 
   } // if(($curfile!=".")&&($curfile!=".."))
  } // while($curfile=ReadDir($open))
  //-------------- Aucun fichier;
  if ($at_least_1 == 0) {?>
   <tr>
    <td style="font-family:tahoma; font-size:12pt">
     No upo file ...
    </td>
   </tr><?php
  } // if ($at_least_1 == 0)
 ?>
< /table>
< /body>
< /html>