* @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)
+* @cfg {Roo.grid.Grid} grid (optional) if you want to just download a grid, (without renderers..)
+*
*/
+
Pman.Download = function(cfg)
{
-
+
+ this.params = {};
+
+ Roo.apply(this, cfg);
+
+ if (this.grid) {
+
+ this.buildFromGrid();
+ Roo.log(this);
+ }
+
+
if (cfg.newWindow) {
// as ie seems buggy...
window.open( cfg.url + '?' + Roo.urlEncode(cfg.params || {}), '_blank');
return ;
}
+
+
var submit = false;
this.createCsvFrame();
var requested = 0;
+
+ Roo.EventManager.on( this.csvFrame, 'load', this.onLoad, this);
-
- function cb()
- {
- // requested++; // second request is real one..
- // if (requested < 2) {
- // return;
- //} // n
- if (!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);
- }
-
- 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 (cfg.success && success) {
-
- cfg.success();
- }
-
-
-
- }
- Roo.EventManager.on( this.csvFrame, 'load', cb, this);
+ //--- simple method..
+ this.method = this.method || 'GET';
- cfg.method = cfg.method || 'GET';
-
- if (cfg.method == 'GET') {
+ if (this.method == 'GET' && !this.params) {
(function() {
submit = true;
this.csvFrame.src = cfg.url;
- cleanup.defer(30000,this);
+ 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 : 'POST',
- action : cfg.url,
+ method : this.method,
+ action : this.url,
target : this.csvFrame.id,
enctype : 'multipart/form-data'
});
- for(var i in cfg.params) {
+ for(var i in this.params) {
var el = this.form.createChild( {
ns : 'html',
type: 'hidden',
name : i,
- value : cfg.params[i]
+ value : this.params[i]
});
(function() {
submit = true;
this.form.dom.submit();
- cleanup.defer(30000,this);
+ this.cleanup.defer(this.timeout || 30000,this);
}).defer(100, this);
}
},
+
+ 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.csvFrame) {
- Roo.EventManager.removeListener(this.csvFrame, 'load', cb, this);
+ Roo.EventManager.removeListener(this.csvFrame, 'load', this.onLoad, this);
Roo.get(this.csvFrame).remove();
this.csvFrame= false;
}
+ },
+
+ buildFromGrid : function()
+ {
+ // get the params from beforeLoad
+ this.grid.ds.fireEvent('beforeload', this.grid.ds, {
+ params : this.params
+
+ });
+ this.url = this.grid.ds.proxy.conn.url;
+ this.method = this.grid.ds.proxy.conn.method ;
+ var t = this;
+ // work out the cols
+ Roo.each(this.grid.cm.config, function(c,i) {
+ t.params['csvCols['+i+']'] = c.dataIndex;
+ t.params['csvTitles['+i+']'] = c.header;
+
+ });
+ if (this.grid.loadMask) {
+ this.grid.loadMask.onLoad();
+ }
+ this.params.limit = 9999;
+
+
}
+
+
+
+
+
-});
\ No newline at end of file
+});