virt2/api/soft/fm/scripts/extjs3-ext/ux.swfupload/SwfUploadPanel.js

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// Create user extension namespace
Ext.namespace('Ext.ux');
/**
* @class Ext.ux.SwfUploadPanel
* @extends Ext.grid.GridPanel
* Makes a Panel to provide the ability to upload multiple files using the SwfUpload flash script.
*
* @author Stephan Wentz
* @author Michael Giddens (Original author)
* @website http://www.brainbits.net
* @created 2008-02-26
* @version 0.5
*
* known_issues
* - Progress bar used hardcoded width. Not sure how to make 100% in bbar
* - Panel requires width / height to be set. Not sure why it will not fit
* - when panel is nested sometimes the column model is not always shown to fit until a file is added. Render order issue.
*
* @constructor
* @param {Object} config The config object
*/
Ext.ux.SwfUploadPanel = Ext.extend(Ext.grid.GridPanel, {
/**
* @cfg {Object} strings
* All strings used by Ext.ux.SwfUploadPanel
*/
strings: {
text_add: 'Add File(s)',
text_upload: 'Upload File(s)',
text_cancel: 'Cancel Upload',
text_clear: 'Clear Queue',
text_progressbar: 'Progress Bar',
text_remove: 'Remove File',
text_remove_sure: 'Are you sure you wish to remove this file from queue?',
text_error: 'Error',
text_uploading: 'Uploading file: {0} ({1} of {2})',
header_filename: 'Filename',
header_size: 'Size',
header_status: 'Status',
status: {
0: 'Queued',
1: 'Uploading...',
2: 'Completed',
3: 'Error',
4: 'Cancelled'
},
error_queue_exceeded: 'The selected file(s) exceed(s) the maximum number of {0} queued files.',
error_queue_slots_0: 'There is no slot left',
error_queue_slots_1: 'There is only one slot left',
error_queue_slots_2: 'There are only {0} slots left',
error_size_exceeded: 'The selected files size exceeds the allowed limit of {0}.',
error_zero_byte_file: 'Zero byte file selected.',
error_invalid_filetype: 'Invalid filetype selected.',
error_file_not_found: 'File not found 404.',
error_security_error: 'Security Error. Not allowed to post to different url.'
},
/**
* @cfg {Boolean} single_select
* True to allow multiple file selections, false for single file selection.
* Please note that this doesn't affect the number of allowed files in the queue.
* Use the {@link #file_queue_limit} parameter to change the allowed number of files in the queue.
*/
single_select: false,
/**
* @cfg {Boolean} confirm_delete
* Show a confirmation box on deletion of queued files.
*/
confirm_delete: true,
/**
* @cfg {String} file_types
* Allowed file types for the File Selection Dialog. Use semi-colon as a seperator for multiple file-types.
*/
file_types: "*.*", // Default allow all file types
/**
* @cfg {String} file_types
* A text description that is displayed to the user in the File Browser dialog.
*/
file_types_description: "All Files", //
/**
* @cfg {String} file_size_limit
* The file_size_limit setting defines the maximum allowed size of a file to be uploaded.
* This setting accepts a value and unit. Valid units are B, KB, MB and GB. If the unit is omitted default is KB.
* A value of 0 (zero) is interpretted as unlimited.
*/
file_size_limit: "1048576", // Default size limit 100MB
/**
* @cfg {String} file_upload_limit
* Defines the number of files allowed to be uploaded by SWFUpload.
* This setting also sets the upper bound of the {@link #file_queue_limit} setting.
* The value of 0 (zero) is interpretted as unlimited.
*/
file_upload_limit: "0", // Default no upload limit
/**
* @cfg {String} file_queue_limit
* Defines the number of unprocessed files allowed to be simultaneously queued.
* The value of 0 (zero) is interpretted as unlimited.
*/
file_queue_limit: "0", // Default no queue limit
/**
* @cfg {String} file_post_name
* The file_post_name allows you to set the value name used to post the file.
*/
file_post_name: "Filedata", // Default name
/**
* @cfg {String} flash_url
* The full, absolute, or relative URL to the Flash Control swf file.
*/
flash_url: "swfupload.swf", // Default url, relative to the page url
/**
* @cfg {Boolean} debug
* A boolean value that defines whether the debug event handler should be fired.
*/
debug: false,
// standard grid parameters
autoExpandColumn: 'name',
enableColumnResize: false,
enableColumnMove: false,
// private
upload_cancelled: false,
// private
initComponent: function() {
var grid = this;
this.addEvents(
/**
* @event swfUploadLoaded
* Fires after the Flash object has been loaded
* @param {Ext.grid.GridPanel} grid This grid
*/
'swfUploadLoaded',
/**
* @event swfUploadLoaded
* Fires after a file has been qeueud
* @param {Ext.grid.GridPanel} grid This grid
* @param {Object} file The file object that produced the error
*/
'fileQueued',
/**
* @event startUpload
* Fires before the upload starts
* @param {Ext.grid.GridPanel} grid This grid
*/
'startUpload',
/**
* @event fileUploadError
* Fires after an upload has been stopped or cancelled
* @param {Ext.grid.GridPanel} grid This grid
* @param {Object} file The file object that produced the error
* @param {String} code The error code
* @param {String} message Supplemental error message
*/
'fileUploadError',
/**
* @event fileUploadSuccess
* Fires after an upload has been successfully uploaded
* @param {Ext.grid.GridPanel} grid This grid
* @param {Object} file The file object that has been uploaded
* @param {Object} data The response data of the upload request
*/
'fileUploadSuccess',
/**
* @event fileUploadComplete
* Fires after the upload cycle for one file finished
* @param {Ext.grid.GridPanel} grid This grid
* @param {Object} file The file object that has been uploaded
*/
'fileUploadComplete',
/**
* @event fileUploadComplete
* Fires after the upload cycle for all files in the queue finished
* @param {Ext.grid.GridPanel} grid This grid
*/
'allUploadsComplete',
/**
* @event fileUploadComplete
* Fires after one or more files have been removed from the queue
* @param {Ext.grid.GridPanel} grid This grid
*/
'removeFiles',
/**
* @event fileUploadComplete
* Fires after all files have been removed from the queue
* @param {Ext.grid.GridPanel} grid This grid
*/
'removeAllFiles'
);
this.rec = Ext.data.Record.create([
{name: 'name'},
{name: 'size'},
{name: 'id'},
{name: 'type'},
{name: 'creationdate', type: 'date', dateFormat: 'm/d/Y'},
{name: 'status'}
]);
this.store = new Ext.data.Store({
reader: new Ext.data.JsonReader({
id: 'id'
}, this.rec)
});
this.columns = [{
id:'name',
header: this.strings.header_filename,
dataIndex: 'name'
},{
id:'size',
header: this.strings.header_size,
width: 80,
dataIndex: 'size',
renderer: this.formatBytes
},{
id:'status',
header: this.strings.header_status,
width: 80,
dataIndex: 'status',
renderer: this.formatStatus.createDelegate(this)
}];
this.sm = new Ext.grid.RowSelectionModel({
singleSelect: this.single_select
});
this.progress_bar = new Ext.ProgressBar({
text: this.strings.text_progressbar
// width: this.width - 7
});
this.tbar = [{
text: this.strings.text_add,
iconCls: 'SwfUploadPanel_iconAdd',
id: 'swfuploadpanel-add-button',
xhandler: function() {
if (this.single_select) {
this.suo.selectFile();
}
else {
this.suo.selectFiles();
}
},
xscope: this,
listeners: {
render: function() {
grid.myInit();
}
}
}, '->', {
text: this.strings.text_cancel,
id: 'swfuploadpanel-cancel-button',
iconCls: 'SwfUploadPanel_iconCancel',
handler: this.stopUpload,
scope: this,
hidden: true
}, {
text: this.strings.text_upload,
id: 'swfuploadpanel-upload-button',
iconCls: 'SwfUploadPanel_iconUpload',
handler: this.startUpload,
scope: this,
hidden: true
}, {
text: this.strings.text_clear,
id: 'swfuploadpanel-clear-button',
iconCls: 'SwfUploadPanel_iconClear',
handler: this.removeAllFiles,
scope: this,
hidden: false
}];
this.bbar = [
this.progress_bar
];
Ext.ux.SwfUploadPanel.superclass.initComponent.call(this);
this.addListener({
keypress: {
fn: function(e) {
if (this.confirm_delete) {
if(e.getKey() == e.DELETE) {
Ext.MessageBox.confirm(this.strings.text_remove,this.strings.text_remove_sure, function(e) {
if (e == 'yes') {
this.removeFiles();
}
}, this);
}
} else {
this.removeFiles(this);
}
},
scope: this
},
// Prevent the default right click to show up in the grid.
contextmenu: function(e) {
e.stopEvent();
}
});
},
onRender: function() {
Ext.ux.SwfUploadPanel.superclass.onRender.apply(this,arguments);
this.setHeight( parseInt( this.height ) );
this.resizeProgressBar();
var tb = this.getTopToolbar();
this.addBtn = Ext.getCmp('swfuploadpanel-add-button');
this.cancelBtn = Ext.getCmp('swfuploadpanel-cancel-button');
this.uploadBtn = Ext.getCmp('swfuploadpanel-upload-button');
this.clearBtn = Ext.getCmp('swfuploadpanel-clear-button');
this.on('resize', this.resizeProgressBar, this);
},
myInit: function() {
var suoID = Ext.id();
var em = this.addBtn.el.child('em');
em.setStyle({
position: 'relative',
display: 'block'
});
em.createChild({
tag: 'div',
id: suoID
});
this.suo = new SWFUpload({
button_placeholder_id: suoID,
button_width: em.getWidth(),
button_height: em.getHeight(),
button_cursor: SWFUpload.CURSOR.HAND,
button_window_mode: SWFUpload.WINDOW_MODE.TRANSPARENT,
upload_url: this.upload_url,
post_params: this.post_params,
file_post_name: this.file_post_name,
file_size_limit: this.file_size_limit,
file_queue_limit: this.file_queue_limit,
file_types: this.file_types,
file_types_description: this.file_types_description,
file_upload_limit: this.file_upload_limit,
flash_url: this.flash_url,
prevent_swf_caching: this.prevent_swf_caching,
// Event Handler Settings
swfupload_loaded_handler: this.swfUploadLoaded.createDelegate(this),
file_dialog_start_handler: this.fileDialogStart.createDelegate(this),
file_queued_handler: this.fileQueue.createDelegate(this),
file_queue_error_handler: this.fileQueueError.createDelegate(this),
file_dialog_complete_handler: this.fileDialogComplete.createDelegate(this),
upload_start_handler: this.uploadStart.createDelegate(this),
upload_progress_handler: this.uploadProgress.createDelegate(this),
upload_error_handler: this.uploadError.createDelegate(this),
upload_success_handler: this.uploadSuccess.createDelegate(this),
upload_complete_handler: this.uploadComplete.createDelegate(this),
debug: this.debug,
debug_handler: this.debugHandler
});
Ext.get(this.suo.movieName).setStyle({
position: 'absolute',
top: 0,
left: 0
});
},
// private
resizeProgressBar: function() {
if (this.progress_bar.el) {
this.progress_bar.setWidth(this.getBottomToolbar().el.getWidth() - 5);
Ext.fly(this.progress_bar.el.dom.firstChild.firstChild).applyStyles("height: 16px");
}
},
/**
* SWFUpload debug handler
* @param {Object} line
*/
debugHandler: function(line) {
if( typeof console != "undefined" ) {
console.log(line);
}
},
/**
* Formats file status
* @param {Integer} status
* @return {String}
*/
formatStatus: function(status) {
return this.strings.status[status];
},
/**
* Formats raw bytes into kB/mB/GB/TB
* @param {Integer} bytes
* @return {String}
*/
formatBytes: function(size) {
if (!size) {
size = 0;
}
var suffix = ["B", "KB", "MB", "GB"];
var result = size;
size = parseInt(size, 10);
result = size + " " + suffix[0];
var loop = 0;
while (size / 1024 > 1) {
size = size / 1024;
loop++;
}
result = Math.round(size) + " " + suffix[loop];
return result;
},
/**
* SWFUpload swfUploadLoaded event
*/
swfUploadLoaded: function() {
if(this.debug) console.info('SWFUPLOAD LOADED');
this.fireEvent('swfUploadLoaded', this);
},
/**
* SWFUpload fileDialogStart event
*/
fileDialogStart: function() {
if(this.debug) console.info('FILE DIALOG START');
this.fireEvent('fileDialogStart', this);
},
/**
* Add file to store / grid
* SWFUpload fileQueue event
* @param {Object} file
*/
fileQueue: function(file) {
if(this.debug) console.info('FILE QUEUE');
file.status = 0;
r = new this.rec(file);
r.id = file.id;
this.store.add(r);
this.fireEvent('fileQueued', this, file);
},
/**
* Error when file queue error occurs
* SWFUpload fileQueueError event
* @param {Object} file
* @param {Integer} code
* @param {string} message
*/
fileQueueError: function(file, code, message) {
if(this.debug) console.info('FILE QUEUE ERROR');
switch (code) {
case -100:
var slots;
switch(message) {
case '0':
slots = this.strings.error_queue_slots_0;
break;
case '1':
slots = this.strings.error_queue_slots_1;
break;
default:
slots = String.format(this.strings.error_queue_slots_2, message);
}
Ext.MessageBox.alert(this.strings.text_error, String.format(this.strings.error_queue_exceeded + ' ' + slots, this.file_queue_limit));
break;
case -110:
Ext.MessageBox.alert(this.strings.text_error, String.format(this.strings.error_size_exceeded, this.formatBytes( parseInt(this.file_size_limit) )));
break;
case -120:
Ext.MessageBox.alert(this.strings.text_error, this.strings.error_zero_byte_file);
break;
case -130:
Ext.MessageBox.alert(this.strings.text_error, this.strings.error_invalid_filetype);
break;
}
this.fireEvent('fileQueueError', this, file, code );
},
/**
* SWFUpload fileDialogComplete event
* @param {Integer} file_count
*/
fileDialogComplete: function(file_count) {
if(this.debug) console.info('FILE DIALOG COMPLETE');
if (file_count > 0) {
this.uploadBtn.show();
}
this.addBtn.show();
this.clearBtn.show();
this.fireEvent('fileDialogComplete', this, file_count);
},
/**
* SWFUpload uploadStart event
* @param {Object} file
*/
uploadStart: function(file) {
if(this.debug) console.info('UPLOAD START');
this.fireEvent('uploadStart', this, file);
return true;
},
/**
* SWFUpload uploadProgress event
* @param {Object} file
* @param {Integer} bytes_completed
* @param {Integer} bytes_total
*/
uploadProgress: function(file, bytes_completed, bytes_total) {
if(this.debug) console.info('UPLOAD PROGRESS');
this.store.getById(file.id).set('status', 1);
this.store.getById(file.id).commit();
this.progress_bar.updateProgress(bytes_completed/bytes_total, String.format(this.strings.text_uploading, file.name, this.formatBytes(bytes_completed), this.formatBytes(bytes_total)));
this.fireEvent('uploadProgress', this, file, bytes_completed, bytes_total);
},
/**
* SWFUpload uploadError event
* Show notice when error occurs
* @param {Object} file
* @param {Integer} error
* @param {Integer} code
* @return {}
*/
uploadError: function(file, error, code) {
if(this.debug) console.info('UPLOAD ERROR');
switch (error) {
case -200:
Ext.MessageBox.alert(this.strings.text_error, this.strings.error_file_not_found);
break;
case -230:
Ext.MessageBox.alert(this.strings.text_error, this.strings.error_security_error);
break;
case -290:
this.store.getById(file.id).set('status', 4);
this.store.getById(file.id).commit();
break;
}
this.fireEvent('fileUploadError', this, file, error, code);
},
/**
* SWFUpload uploadSuccess event
* @param {Object} file
* @param {Object} response
*/
uploadSuccess: function(file, response) {
if(this.debug) console.info('UPLOAD SUCCESS');
var data = Ext.decode(response);
if (data.success) {
this.store.remove(this.store.getById(file.id));
} else {
this.store.getById(file.id).set('status', 3);
this.store.getById(file.id).commit();
if (data.msg) {
Ext.MessageBox.alert(this.strings.text_error, data.msg);
}
}
this.fireEvent('fileUploadSuccess', this, file, data);
},
/**
* SWFUpload uploadComplete event
* @param {Object} file
*/
uploadComplete: function(file) {
if(this.debug) console.info('UPLOAD COMPLETE');
this.progress_bar.reset();
this.progress_bar.updateText(this.strings.text_progressbar);
if(this.suo.getStats().files_queued && !this.upload_cancelled) {
this.suo.startUpload();
} else {
this.fireEvent('fileUploadComplete', this, file);
this.allUploadsComplete();
}
},
/**
* SWFUpload allUploadsComplete method
*/
allUploadsComplete: function() {
this.cancelBtn.hide();
this.addBtn.show();
this.clearBtn.show();
this.fireEvent('allUploadsComplete', this);
},
/**
* SWFUpload setPostParams method
* @param {String} name
* @param {String} value
*/
addPostParam: function(name, value) {
if (this.suo) {
this.suo.settings.post_params[name] = value;
this.suo.setPostParams(this.suo.settings.post_params);
} else {
this.post_params[name] = value;
}
},
/**
* Start file upload
* SWFUpload startUpload method
*/
startUpload: function() {
if(this.debug) console.info('START UPLOAD');
this.cancelBtn.show();
this.uploadBtn.hide();
this.clearBtn.hide();
// this.addBtn.hide();
this.upload_cancelled = false;
this.fireEvent('startUpload', this);
this.suo.startUpload();
},
/**
* SWFUpload stopUpload method
* @param {Object} file
*/
stopUpload: function(file) {
if(this.debug) console.info('STOP UPLOAD');
this.suo.stopUpload();
this.upload_cancelled = true;
this.getStore().each(function() {
if (this.data.status == 1) {
this.set('status', 0);
this.commit();
}
});
this.cancelBtn.hide();
if (this.suo.getStats().files_queued > 0) {
this.uploadBtn.show();
}
this.addBtn.show();
this.clearBtn.show();
this.progress_bar.reset();
this.progress_bar.updateText(this.strings.text_progressbar);
},
/**
* Delete one or multiple rows
* SWFUpload cancelUpload method
*/
removeFiles: function() {
if(this.debug) console.info('REMOVE FILES');
var selRecords = this.getSelections();
for (var i=0; i < selRecords.length; i++) {
if (selRecords[i].data.status != 1) {
this.suo.cancelUpload(selRecords[i].id);
this.store.remove(selRecords[i]);
}
}
if (this.suo.getStats().files_queued === 0) {
this.uploadBtn.hide();
// this.clearBtn.hide();
}
this.fireEvent('removeFiles', this);
},
/**
* Clear the Queue
* SWFUpload cancelUpload method
*/
removeAllFiles: function() {
if(this.debug) console.info('REMOVE ALL');
// mark all internal files as cancelled
var files_left = this.suo.getStats().files_queued;
while (files_left > 0) {
this.suo.cancelUpload();
files_left = this.suo.getStats().files_queued;
}
this.store.removeAll();
this.cancelBtn.hide();
this.uploadBtn.hide();
// this.clearBtn.hide();
this.fireEvent('removeAllFiles', this);
}
});
Ext.reg("swfuploadpanel", Ext.ux.SwfUploadPanel );