* @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'
}
-
- this.form.dom.submit.defer(100,this.form.dom);
+ (function() {
+ submit = true;
+ this.form.dom.submit();
+ this.cleanup.defer(cfg.timeout || 30000,this);
+ }).defer(100, this);
+
}
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;
+ }
+
}