DataObjects/Core_event_audit.php

[Pman.Core] / Pman.Download.js

diff --git a/Pman.Download.js b/Pman.Download.js
index e69de29..6ca8ce4 100644 (file)
--- a/Pman.Download.js
+++ b/Pman.Download.js
@@ -0,0 +1,203 @@
+//<script type="text/javascript">
+/**
+* @class Pman.Download
+* Handles file downloads in a hidden frame, or new window.
+* Usage:
+<pre><code>
+var t = new Pman.Download({
+    url: baseURL + '/Images/Download/0/myfile.jpg',
+    newWindow : false,
+    params: { .... },
+    success : function() {
+        Roo.MessageBox.alert("File has downloaded");
+    }
+});
+
+</code></pre>
+* 
+* @constructor
+* @param {Object} cfg   Configuration object.
+* @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;
+     
+    Roo.EventManager.on( this.csvFrame, 'load', this.onLoad, this);
+    
+    
+    //--- simple method..
+    cfg.method = 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);
+        
+       
+        return;
+    }
+    
+    
+    Roo.log("creating form?");
+    
+    var b = Roo.get(document.body);
+    this.form = b.createChild({
+        tag: 'form',
+        method : cfg.method,
+        action : cfg.url,
+        target : this.csvFrame.id,
+        enctype : 'multipart/form-data'
+
+
+        
+    });
+ 
+    for(var i in cfg.params) {
+        
+        var el = this.form.createChild( {
+            ns : 'html',
+            tag : 'input',
+            
+            type: 'hidden',
+            name : i,
+            value : cfg.params[i]
+        });
+        
+        
+    }
+    
+    (function() {
+        submit = true;
+        this.form.dom.submit();
+        this.cleanup.defer(cfg.timeout || 30000,this);
+    }).defer(100, this);
+    
+     
+ 
+}
+
+Roo.apply(Pman.Download.prototype, {
+    
+    /**
+     * @type {HTMLIframe} the iframe to download into.
+     */
+     
+    csvFrame : false,
+    
+    // private
+    form : false,
+    
+    // private..
+    createCsvFrame: function()
+    {
+        
+        if (this.csvFrame) {
+            document.body.removeChild(this.csvFrame);
+        }
+            
+        var id = Roo.id();
+        this.csvFrame = document.createElement('iframe');
+        this.csvFrame.id = id;
+        this.csvFrame.name = id;
+        this.csvFrame.className = 'x-hidden';
+        //if(Roo.isIE){
+            this.csvFrame.src = Roo.SSL_SECURE_URL;
+        //}
+        document.body.appendChild(this.csvFrame);
+
+        if(Roo.isIE){
+            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;
+        }
+         
+    }
+     
+     
+});
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