js/pmd/ajax.js

   1 /* vim: set expandtab sw=4 ts=4 sts=4: */
   2 /**
   3  *
   4  * @package PhpMyAdmin-Designer
   5  */
   6
   7 /**
   8  *
   9  */
  10 var http_request = false;
  11 var xmldoc;
  12 var textdoc;
  13
  14 /**
  15  *
  16  */
  17 function makeRequest(url, parameters)
  18 {
  19     http_request = false;
  20     if (window.XMLHttpRequest) {
  21         // Mozilla, Safari,...
  22         http_request = new XMLHttpRequest();
  23         if (http_request.overrideMimeType) {
  24             http_request.overrideMimeType('text/xml');
  25         }
  26     } else if (window.ActiveXObject) {
  27         // IE
  28         try { http_request = new ActiveXObject("Msxml2.XMLHTTP"); }
  29         catch (e) {
  30             try { http_request = new ActiveXObject("Microsoft.XMLHTTP"); }
  31             catch (e) {}
  32         }
  33     }
  34
  35     if (!http_request) {
  36         alert('Giving up :( Cannot create an XMLHTTP instance');
  37         return false;
  38     }
  39
  40     http_request.onreadystatechange = alertContents;
  41     http_request.open('POST', url, true);
  42     http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
  43     http_request.setRequestHeader("Content-length", parameters.length);
  44     http_request.setRequestHeader("Connection", "close");
  45     http_request.send(parameters);
  46     return true;
  47 }
  48
  49 /**
  50  *
  51  */
  52 function alertContents()
  53 {
  54     if (http_request.readyState == 1) {
  55         document.getElementById("layer_action").style.left = (document.body.clientWidth + document.body.scrollLeft - 85) + 'px';
  56         document.getElementById("layer_action").style.top = (document.body.scrollTop + 10) + 'px';
  57         document.getElementById("layer_action").style.visibility = 'visible'; document.getElementById("layer_action").innerHTML = 'Loading...';
  58     }
  59     if (http_request.readyState == 2) {
  60         document.getElementById("layer_action").innerHTML = 'Loaded';
  61     }
  62     if (http_request.readyState == 3) {
  63         document.getElementById("layer_action").innerHTML = 'Loading 99%';
  64     }
  65     if (http_request.readyState == 4) {
  66         if (http_request.status == 200) {
  67             textdoc = http_request.responseText;
  68             //alert(textdoc);
  69             xmldoc    = http_request.responseXML;
  70             PrintXML();
  71             //document.getElementById("layer_action").style.visibility = 'hidden';
  72         } else {
  73             alert('There was a problem with the request.');
  74         }
  75     }
  76 }
  77
  78 function layer_alert(text)
  79 {
  80     document.getElementById("layer_action").innerHTML = text;
  81     document.getElementById("layer_action").style.left = (document.body.clientWidth + document.body.scrollLeft - 20 - document.getElementById("layer_action").offsetWidth) + 'px';
  82     document.getElementById("layer_action").style.visibility = 'visible';
  83     setTimeout(function(){document.getElementById("layer_action").style.visibility = 'hidden';}, 2000);
  84 }
  85
  86 /**
  87  *
  88  */
  89 function PrintXML()
  90 {
  91     var root = xmldoc.getElementsByTagName('root').item(0);    //root
  92     //alert(xmldoc.getElementsByTagName('root').item(1));
  93     if (root == null) {
  94         // if error
  95         myWin=window.open('','Report','width=400, height=250, resizable=1, scrollbars=1, status=1');
  96         var tmp = myWin.document;
  97         tmp.write(textdoc);
  98         tmp.close();
  99     } else {
 100         //alert(xmldoc.getElementsByTagName('root')[0]);
 101         //alert(root.attributes[0].nodeValue);
 102         //alert(xmldoc.getElementsByTagName('root')[0].attributes[0].nodeValue);
 103         //xmldoc.getElementsByTagName('root')[0].getAttribute("act")
 104
 105         if (root.getAttribute('act') == 'save_pos') {
 106             layer_alert(root.getAttribute('return'));
 107         }
 108         if (root.getAttribute('act') == 'relation_upd') {
 109             layer_alert(root.getAttribute('return'));
 110             if (root.getAttribute('b') == '1') {
 111                 contr.splice(root.getAttribute('K'), 1);
 112                 Re_load();
 113             }
 114         }
 115         if (root.getAttribute('act') == 'relation_new') {
 116             layer_alert(root.getAttribute('return'));
 117             if (root.getAttribute('b') == '1') {
 118                 var i    = contr.length;
 119                 var t1 = root.getAttribute('DB1') + '.' + root.getAttribute('T1');
 120                 var f1 = root.getAttribute('F1');
 121                 var t2 = root.getAttribute('DB2') + '.' + root.getAttribute('T2');
 122                 var f2 = root.getAttribute('F2');
 123                 contr[i] = new Array();
 124                 contr[i][''] = new Array();
 125                 contr[i][''][t2] = new Array();
 126                 contr[i][''][t2][f2] = new Array();
 127                 contr[i][''][t2][f2][0] = t1;
 128                 contr[i][''][t2][f2][1] = f1;
 129                 Re_load();
 130             }
 131         }
 132     }
 133 }