DataObjects/core.sql

[Pman.Core] / Pman.Download.js

diff --git a/Pman.Download.js b/Pman.Download.js
index 4eb4916..6ca8ce4 100644 (file)
--- a/Pman.Download.js
+++ b/Pman.Download.js
@@ -20,97 +20,80 @@ var t = new Pman.Download({
 * @cfg {String} url     Location to download from.
 * @cfg {String} method     GET or POST (default GET), POST will create a form, and post that into the hidden frame.
 * @cfg {Boolean} newWindow (optional) download to new window
-     
+* @cfg {Function} success (optional) MAY fire on download completed (fails on attachments)..
+* @cfg {Number} timeout (optional) in milliseconds before it gives up (default 30000 = 30s)
 */
+
 Pman.Download = function(cfg)
 {
  
+    
+    
     if (cfg.newWindow) {
             // as ie seems buggy...
         window.open( cfg.url + '?' + Roo.urlEncode(cfg.params || {}), '_blank');
         return ; 
         
     }
+    Roo.apply(this, cfg);
     
+    var submit = false;
     this.createCsvFrame();
     
     var requested = 0;
-    function cb()
-    {
-       // requested++; // second request is real one..
-       // if (requested < 2) {
-       //     return;
-        //}
-        var r = { responseText : "", responseXML : null };
-        
-        var frame = this.csvFrame;
-        
-        try { 
-            var doc = Roo.isIE ? 
-                frame.contentWindow.document : 
-                (frame.contentDocument || window.frames[Pman.Download.csvFrame.id].document);
-            
-            if(doc && doc.body && doc.body.innerHTML.length){
-              //  alert(doc.body.innerHTML);
-                Roo.MessageBox.alert("Error download",doc.body.innerHTML);
-            }
-             
-        }
-        catch(e) {
-        }
-        
-        if (this.form)
-        {
-            
-           //  this.form.remove();
-            this.form= false;
-        }
-        Roo.EventManager.removeListener(frame, 'load', cb, this);
-        if (cfg.success) {
-            cfg.success();
-        }
-
-    }
-    Roo.EventManager.on( this.csvFrame, 'load', cb, this);
+     
+    Roo.EventManager.on( this.csvFrame, 'load', this.onLoad, this);
+    
+    
+    //--- simple method..
     cfg.method = cfg.method || 'GET';
     
-    if (cfg.method == 'GET') {
+    if (cfg.method == 'GET' && !cfg.params) {
+        (function() {
+            submit = true;
+            this.csvFrame.src = cfg.url;
+            this.cleanup.defer(cfg.timeout || 30000,this);
+        }).defer(100, this);
         
-         this.csvFrame.src = cfg.url;
+       
         return;
     }
+    
+    
     Roo.log("creating form?");
     
     var b = Roo.get(document.body);
     this.form = b.createChild({
         tag: 'form',
-        method : 'POST',
+        method : cfg.method,
         action : cfg.url,
-        target : this.csvFrame.id
+        target : this.csvFrame.id,
+        enctype : 'multipart/form-data'
+
+
         
     });
  
     for(var i in cfg.params) {
-        if (('' +i).length > 1000) {
-           var el = this.form.createChild( {
-                tag : 'textArea',
-                style: 'width:1px;height:1px',
-                name : i,
-            }); 
-            el.setValue(cfg.params[i]);
-        }
+        
         var el = this.form.createChild( {
+            ns : 'html',
             tag : 'input',
             
             type: 'hidden',
             name : i,
+            value : cfg.params[i]
         });
-        el.dom.value = cfg.params[i];
+        
         
     }
- 
     
-    this.form.dom.submit();
+    (function() {
+        submit = true;
+        this.form.dom.submit();
+        this.cleanup.defer(cfg.timeout || 30000,this);
+    }).defer(100, this);
+    
      
  
 }
@@ -148,6 +131,72 @@ Roo.apply(Pman.Download.prototype, {
             document.frames[id].name = id;
         }
         
+    },
+    
+    onLoad : function()
+    {
+       // requested++; // second request is real one..
+       // if (requested < 2) {
+       //     return;
+        //} // n
+        if (!this.submit) {
+            return;
+        }
+        
+      
+        var frame = this.csvFrame;
+        var success  = true; 
+        try { 
+            var doc = Roo.isIE ? 
+                frame.contentWindow.document : 
+                (frame.contentDocument || window.frames[Pman.Download.csvFrame.id].document);
+            
+            
+            if(doc && doc.body && doc.body.innerHTML.length){
+              //  alert(doc.body.innerHTML);
+                  
+                Roo.MessageBox.alert("Download Error", doc.body.innerHTML);
+                success  = false;
+                 
+                
+            }
+            
+            Roo.log(doc.body.innerHTML);
+             
+        }
+        catch(e) {
+            Roo.log(e.toString());
+            Roo.log(e);
+        }
+        
+        this.cleanup();
+        
+        // this will never fire.. see 
+        // http://www.atalasoft.com/cs/blogs/jake/archive/2009/08/18/events-to-expect-when-dynamically-loading-iframes-in-javascript-take-2-thanks-firefox-3-5.aspx
+        if (this.success && success) {
+            
+            this.success();
+        }
+       
+        
+
+    },
+    
+    // private - clean up download elements.
+    cleanup :function()
+    {
+        if (this.form) {
+            this.form.remove();
+            this.form= false;
+        
+        }
+        
+        if (this.csvFrame) {
+            Roo.EventManager.removeListener(this.csvFrame, 'load', this.onLoad, this);
+            Roo.get(this.csvFrame).remove();
+            this.csvFrame= false;
+        }
+         
     }