silverstripe-cms/javascript/ThumbnailStripField.js

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ThumbnailStripField = Class.create();
// We do this instead of div.thumbnailstrip for efficiency. It means that ThumbnailStripField can only be used in the
// CMS toolbar
ThumbnailStripField.applyTo('#Image');
ThumbnailStripField.applyTo('#Flash');
ThumbnailStripField.prototype = {
/**
* @var updateMethod string Specifies the Ajax-call for getting files
* (currently either "getimages" or "getflash"). This can be specified
* in the PHP-constructor of ThumbnailStripField and is passed to the client
* as a fake css-class.
*/
updateMethod: "getimages",
initialize: function() {
try {
this.updateMethod = this.className.match(/updatemethod=([^ ]+)/)[1];
} catch(err) {}
if(this.className.match(/parent=([^ ]+)/)) {
// HACK: This is hard-coded to only work with TreeDropdownFields
var parentField = $(RegExp.$1).parentNode;
if(parentField) {
parentField.observeMethod('Change', this.ajaxGetFiles.bind(this));
}
}
},
ajaxGetFiles: function(folderID,callback) {
if(!callback) callback = this.reapplyBehaviour.bind(this);
this.innerHTML = '<span style="float: left">Loading...</span>'
var ajaxURL = this.helperURLBase() + '&methodName='+this.updateMethod+'&folderID=' + folderID + ($('SecurityID') ? '&SecurityID=' + $('SecurityID').value : '');
new Ajax.Updater(this, ajaxURL, {
method : 'get',
onComplete : callback,
onFailure : function(response) { errorMessage("Error getting files", response); }
});
},
reapplyBehaviour: function() {
Behaviour.apply(this);
},
helperURLBase: function() {
var fieldName = this.id; //this.id.replace(this.ownerForm().name + '_','');
return this.ownerForm().action + '&action_callfieldmethod=1&fieldName=' + fieldName + '&ajax=1' + ($('SecurityID') ? '&SecurityID=' + $('SecurityID').value : '');
},
ownerForm: function() {
var f =this.parentNode;
while(f && f.tagName.toLowerCase() != 'form') f = f.parentNode;
return f;
}
}