silverstripe-framework/javascript/UploadField.js

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JavaScript
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(function($) {
$.widget('blueimpUIX.fileupload', $.blueimpUI.fileupload, {
_initTemplates: function() {
this.options.templateContainer = document.createElement(
this._files.prop('nodeName')
);
this.options.uploadTemplate = window.tmpl(this.options.uploadTemplateName);
this.options.downloadTemplate = window.tmpl(this.options.downloadTemplateName);
},
_enableFileInputButton: function() {
$.blueimpUI.fileupload.prototype._enableFileInputButton.call(this);
this.element.find('.ss-uploadfield-addfile').show();
},
_disableFileInputButton: function() {
$.blueimpUI.fileupload.prototype._disableFileInputButton.call(this);
this.element.find('.ss-uploadfield-addfile').hide();
},
_onAdd: function(e, data) {
// use _onAdd instead of add since we only want it called once for a file set, not for each file
var result = $.blueimpUI.fileupload.prototype._onAdd.call(this, e, data);
var firstNewFile = this._files.find('.ss-uploadfield-item').slice(data.files.length*-1).first();
var top = '+=' + (firstNewFile.position().top - parseInt(firstNewFile.css('marginTop')) || 0 - parseInt(firstNewFile.css('borderTopWidth')) || 0);
firstNewFile.offsetParent().animate({scrollTop: top}, 1000);
return result;
}
});
$.entwine('ss', function($) {
$('div.ss-upload').entwine({
Config: null,
onmatch: function() {
if(this.is('.readonly,.disabled')) return;
var fileInput = this.find('input');
var dropZone = this.find('.ss-uploadfield-dropzone');
var config = $.parseJSON(fileInput.data('config').replace(/'/g,'"'));
/* Attach classes to dropzone when element can be dropped*/
$(document).unbind('dragover');
$(document).bind('dragover', function (e) {
timeout = window.dropZoneTimeout;
var $target = $(e.target);
if (!timeout) {
dropZone.addClass('active');
} else {
clearTimeout(timeout);
}
if ($target.closest('.ss-uploadfield-dropzone').length > 0) {
dropZone.addClass('hover');
} else {
dropZone.removeClass('hover');
}
window.dropZoneTimeout = setTimeout(function () {
window.dropZoneTimeout = null;
dropZone.removeClass('active hover');
}, 100);
});
//disable default behaviour if file dropped in the wrong area
$(document).bind('drop dragover', function (e){
e.preventDefault();
});
this.setConfig(config);
this.fileupload($.extend(true,
{
formData: function(form) {
return [
{name: 'SecurityID', value: $(form).find(':input[name=SecurityID]').val()},
{name: 'ID', value: $(form).find(':input[name=ID]').val()}
];
},
errorMessages: {
// errorMessages for all error codes suggested from the plugin author, some will be overwritten by the config comming from php
1: ss.i18n._t('UploadField.PHP_MAXFILESIZE'),
2: ss.i18n._t('UploadField.HTML_MAXFILESIZE'),
3: ss.i18n._t('UploadField.ONLYPARTIALUPLOADED'),
4: ss.i18n._t('UploadField.NOFILEUPLOADED'),
5: ss.i18n._t('UploadField.NOTMPFOLDER'),
6: ss.i18n._t('UploadField.WRITEFAILED'),
7: ss.i18n._t('UploadField.STOPEDBYEXTENSION'),
maxFileSize: ss.i18n._t('UploadField.TOOLARGE'),
minFileSize: ss.i18n._t('UploadField.TOOSMALL'),
acceptFileTypes: ss.i18n._t('UploadField.INVALIDEXTENSION'),
maxNumberOfFiles: ss.i18n._t('UploadField.MAXNUMBEROFFILESSIMPLE'),
uploadedBytes: ss.i18n._t('UploadField.UPLOADEDBYTES'),
emptyResult: ss.i18n._t('UploadField.EMPTYRESULT')
},
send: function(e, data) {
if (data.context && data.dataType && data.dataType.substr(0, 6) === 'iframe') {
// Iframe Transport does not support progress events.
// In lack of an indeterminate progress bar, we set
// the progress to 100%, showing the full animated bar:
data.total = 1;
data.loaded = 1;
$(this).data('fileupload').options.progress(e, data);
}
},
progress: function(e, data) {
if (data.context) {
var value = parseInt(data.loaded / data.total * 100, 10) + '%';
data.context.find('.ss-uploadfield-item-status').html((data.total == 1)?ss.i18n._t('UploadField.LOADING'):value);
data.context.find('.ss-uploadfield-item-progressbarvalue').css('width', value);
}
}
},
config,
{
fileInput: fileInput,
dropZone: dropZone,
previewAsCanvas: false,
acceptFileTypes: new RegExp(config.acceptFileTypes, 'i')
}
));
if (this.data('fileupload')._isXHRUpload({multipart: true})) {
$('.ss-uploadfield-item-uploador').show();
dropZone.show(); // drag&drop avaliable
}
this._super();
},
openSelectDialog: function() {
// Create dialog and load iframe
var self = this, config = this.getConfig(), dialogId = 'ss-uploadfield-dialog-' + this.attr('id'), dialog = jQuery('#' + dialogId);
if(!dialog.length) dialog = jQuery('<div class="ss-uploadfield-dialog" id="' + dialogId + '" />');
// Show dialog
dialog.ssdialog({iframeUrl: config['urlSelectDialog'], height: 550});
// TODO Allow single-select
dialog.find('iframe').bind('load', function(e) {
var contents = $(this).contents(), gridField = contents.find('.ss-gridfield');
// TODO Fix jQuery custom event bubbling across iframes on same domain
// gridField.find('.ss-gridfield-items')).bind('selectablestop', function() {
// });
// Remove top margin (easier than including new selectors)
contents.find('table.ss-gridfield').css('margin-top', 0);
// Can't use live() in iframes...
contents.find('input[name=action_doAttach]').unbind('click.openSelectDialog').bind('click.openSelectDialog', function() {
// TODO Fix entwine method calls across iframe/document boundaries
var ids = $.map(gridField.find('.ss-gridfield-item.ui-selected'), function(el) {return $(el).data('id');});
if(ids && ids.length) self.attachFiles(ids);
dialog.ssdialog('close');
return false;
});
});
dialog.ssdialog('open');
},
attachFiles: function(ids) {
var self = this, config = this.getConfig();
$.post(
config['urlAttach'],
{'ids': ids},
function(data, status, xhr) {
var fn = self.fileupload('option', 'downloadTemplate');
self.find('.ss-uploadfield-files').append(fn({
files: data,
formatFileSize: function (bytes) {
if (typeof bytes !== 'number') return '';
if (bytes >= 1000000000) return (bytes / 1000000000).toFixed(2) + ' GB';
if (bytes >= 1000000) return (bytes / 1000000).toFixed(2) + ' MB';
return (bytes / 1000).toFixed(2) + ' KB';
},
options: self.fileupload('option')
}));
}
);
}
});
$('div.ss-upload *').entwine({
getUploadField: function() {
return this.parents('div.ss-upload:first');
}
});
$('div.ss-upload .ss-uploadfield-files .ss-uploadfield-item').entwine({
onmatch: function() {
this.closest('.ss-upload').find('.ss-uploadfield-addfile').addClass('borderTop');
},
onunmatch: function() {
$('.ss-uploadfield-files:not(:has(.ss-uploadfield-item))').closest('.ss-upload').find('.ss-uploadfield-addfile').removeClass('borderTop');
}
});
$('div.ss-upload .ss-uploadfield-startall').entwine({
onclick: function(e) {
this.closest('.ss-upload').find('.ss-uploadfield-item-start button').click();
return false;
}
});
$('div.ss-upload .ss-uploadfield-item-cancelfailed').entwine({
onclick: function(e) {
this.closest('.ss-uploadfield-item').remove();
return false;
}
});
$('div.ss-upload .ss-uploadfield-item-remove:not(.ui-state-disabled), .ss-uploadfield-item-delete:not(.ui-state-disabled)').entwine({
onclick: function(e) {
var fileupload = this.closest('div.ss-upload').data('fileupload'),
item = this.closest('.ss-uploadfield-item'), msg = '';
if(this.is('.ss-uploadfield-item-delete')) msg = ss.i18n._t('UploadField.ConfirmDelete');
if(!msg || confirm(msg)) {
fileupload._trigger('destroy', e, {
context: item,
url: this.data('href'),
type: 'get',
dataType: fileupload.options.dataType
});
}
return false;
}
});
$('div.ss-upload .ss-uploadfield-item-edit').entwine({
onclick: function(e) {
var editform = this.closest('.ss-uploadfield-item').find('.ss-uploadfield-item-editform');
if (editform.hasClass('loading')) {
// TODO Display loading indication, and register an event to toggle edit form
} else {
this.siblings().toggleClass('ui-state-disabled');
editform.toggleEditForm();
}
e.preventDefault(); // Avoid a form submit
}
});
$('div.ss-upload .ss-uploadfield-item-editform').entwine({
fitHeight: function() {
var iframe = this.find('iframe'), padding = 32;
var h = iframe.contents().find('form').height() + padding;
/*Set options for open edit view based on browsers*/
if($.browser.msie && $.browser.version.slice(0,3) == "8.0"){
//set content background, and overflow to auto for IE8
iframe.contents().find('body').css({'overflow':'auto','background-color':'#E2E2E2'});
}else if($.browser.msie && $.browser.version.slice(0,3) == "7.0"){
//set content height and background color
iframe.contents().find('body').css({'height':(h-padding),'background-color':'#E2E2E2'});
}else{
//set content height for real browsers
iframe.contents().find('body').css({'height':h-padding});
}
// Set iframe to match its contents height
iframe.height(h);
// set container to match the same height
iframe.parent().height(h+2);
iframe.contents().find('body form').css({'width':'98%'});
},
toggleEditForm: function() {
if(this.height() === 0) {
this.fitHeight();
} else {
this.height(0);
}
}
});
$('div.ss-upload .ss-uploadfield-item-editform iframe').entwine({
onmatch: function() {
// TODO entwine event binding doesn't work for iframes
this.load(function() {
$(this).parent().removeClass('loading');
});
}
});
$('div.ss-upload .ss-uploadfield-fromfiles').entwine({
onclick: function(e) {
e.preventDefault();
this.getUploadField().openSelectDialog();
}
});
});
}(jQuery));