silverstripe-cms/javascript/TinyMCEImageEnhancement.js

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/**
* This class is used for upload in TinyMCE editor.
* If one of methods is not commented look for comment in Upload.js.
*/
TinyMCEImageEnhancement = Class.create();
TinyMCEImageEnhancement.prototype = {
initialize: function() {
this.filesUploaded = 0;
this.processInProgress = false;
Event.observe($('AddFolder'),'click',this.onAddFolder.bind(this));
Event.observe($('FolderOk'),'click',this.onFolderOk.bind(this));
Event.observe($('FolderCancel'),'click',this.onFolderCancel.bind(this));
this.onLoad();
},
onLoad: function() {
this.upload = new Upload({
fileUploadLimit : '6',
button_image_url : 'cms/images/swf-upload-button-small.jpg',
button_width : 59,
button_height: 18,
fileQueued: this.uploadFileQueuedCallback.bind(this),
fileComplete: this.uploadFileCompleteCallback.bind(this),
queueComplete: this.uploadQueueCompleteCallback.bind(this)
});
},
/**
* Method creates HTML element, only reason for this method is DRY.
*/
addElement: function(tag, className, parent, properties) {
var e = document.createElement(tag);
Element.addClassName(e,className);
parent.appendChild(e);
Object.extend(e,properties);
return e;
},
/**
* Called when user clicks "add folder" anchor.
*/
onAddFolder: function(event) {
Event.stop(event);
Element.hide('AddFolder');
Element.show('NewFolderName','FolderOk','FolderCancel');
this.applyIE6Hack();
},
/**
* The user clicks the "ok" anchor link, the click event calls up
* this function which creates a new AJAX request to add a new folder
* using the addfolder function in AssetAdmin.php (admin/assets/addfolder).
*/
onFolderOk: function(event) {
Event.stop(event);
var folderName = $('NewFolderName').value;
var options = {
method: 'post',
postBody: 'ParentID=' + this.getParentID() + '&ajax=1&returnID=1&Name=' + folderName + ($('SecurityID') ? '&SecurityID=' + $('SecurityID').value : ''),
onSuccess: this.onFolderGetSuccess.bind(this),
onFailure: function(transport) {
errorMessage('Error: Folder not added', transport);
}
};
new Ajax.Request('admin/assets/addfolder', options);
},
/**
* If the "addFolderOk" function does a successful AJAX post, call this
* function. Take the folder ID that was created in "addFolderOk"
* via ajax and send data to modify that folder record.
*/
onFolderGetSuccess: function(transport) {
var folderID = transport.responseText;
var date = new Date();
var year = date.getFullYear();
var month = date.getMonth() < 10 ? '0' + date.getMonth() : date.getMonth();
var day = date.getDay() < 10 ? '0' + date.getDay() : date.getDay();
var hours = date.getHours() < 10 ? '0' + date.getHours() : date.getHours();
var minutes = date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes();
var seconds = date.getSeconds() < 10 == 1 ? '0' + date.getSeconds() : date.getSeconds();
var currentDate = year + '-' + month + '-' + day + ' ' + hours + ':' + minutes + ':' + seconds;
var folderName = $('NewFolderName').value;
this.folderID = folderID;
statusMessage('Creating new folder');
$('TreeDropdownField_Form_EditorToolbarImageForm_FolderID').itemTree = null;
$('TreeDropdownField_Form_EditorToolbarImageForm_FolderID').setValue(this.folderID);
$('NewFolderName').value = '';
Element.show('AddFolder');
Element.hide('NewFolderName','FolderOk','FolderCancel');
this.removeIE6Hack();
},
/**
* If user doesn't want to add folder return to default UI.
*/
onFolderCancel: function(event) {
$('NewFolderName').value = '';
Element.show('AddFolder');
Element.hide('NewFolderName','FolderOk','FolderCancel');
this.removeIE6Hack();
Event.stop(event);
return false;
},
uploadFileQueuedCallback: function(file,queueLength) {
if(this.getParentID() == "root") {
statusMessage("Please choose folder","bad");
}
else {
this.processInProgress = true;
this.upload.swfu.addPostParam('FolderID', this.getParentID());
this.upload.swfu.addFileParam(file.id,'ID',this.folderID);
this.upload.swfu.addFileParam(file.id,'Files',file.name);
$('UploadFiles').innerHTML = "Uploading Files...("+ this.filesUploaded +")";
this.upload.swfu.startUpload(file.id);
}
},
uploadFileCompleteCallback: function(file,serverData) {
this.filesUploaded++;
$('UploadFiles').innerHTML = 'Uploading Files..... ('+ this.filesUploaded +")";
},
uploadQueueCompleteCallback: function(serverData) {
this.filesUploaded = this.upload.getFilesUploaded();
$('UploadFiles').innerHTML = "";
statusMessage('Uploaded Files Successfully','good');
$('FolderImages').ajaxGetFiles(this.getParentID(), null);
},
/**
* Iterates over all uploaded images and add them to TinyMCE editor
*
* @param transport object
*/
insertImages: function(transport) {
//HACK FOR STRANGE ERROR OCCURING UNDER SAFARI
if(transport.responseText == '') {
$('Image').ajaxGetFiles(this.getParentID(), null, this.insertImages.bind(this));
return;
}
//END OF HACK
$('Image').reapplyBehaviour();
this.addToTinyMCE = this.addToTinyMCE.bind(this);
this.processInProgress = false;
},
/**
* Adds particular image to TinyMCE. Most of code has been copied from tiny_mce_improvements.js / ImageThumbnail.onclick
* Sorry for not following DRY, I didn't want to break smth in tiny_mce_improvements.
*
* @param target object
*/
addToTinyMCE: function(target) {
var formObj = $('Form_EditorToolbarImageForm');
var altText = formObj.elements.AltText.value;
var cssClass = formObj.elements.CSSClass.value;
var baseURL = document.getElementsByTagName('base')[0].href;
var relativeHref = target.href.substr(baseURL.length)
if(!tinyMCE.selectedInstance) tinyMCE.selectedInstance = Toolbar.instance().editor;
if(tinyMCE.selectedInstance.contentWindow.focus) tinyMCE.selectedInstance.contentWindow.focus();
// Extract dest width and dest height from the class name
var destWidth = null;
var destHeight = null;
try {
var imgTag = target.getElementsByTagName('img')[0];
destWidth = imgTag.className.match(/destwidth=([0-9.\-]+)([, ]|$)/) ? RegExp.$1 : null;
destHeight = imgTag.className.match(/destheight=([0-9.\-]+)([, ]|$)/) ? RegExp.$1 : null;
} catch(er) {
}
TinyMCE_AdvancedTheme._insertImage(relativeHref, altText, 0, '', '', destWidth, destHeight, '', '', cssClass);
},
/**
* Under IE6 when we click on "add folder" anchor, rest of anchors loose their correct position
*
*/
applyIE6Hack: function() {
if(/msie/i.test(navigator.userAgent)) {
elements = [$('FolderOk'),$('FolderCancel'),$('UploadFiles')];
$A(elements).each(function(element) {
element.style.position = "relative";
element.style.top = "-3px";
});
}
},
removeIE6Hack: function() {
if(/msie/i.test(navigator.userAgent)) {
elements = [$('FolderOk'),$('FolderCancel'),$('UploadFiles')];
$A(elements).each(function(element) {
element.style.position = "";
});
}
},
/**
* Returns id of upload folder.
*
*/
getParentID: function() {
return $('Form_EditorToolbarImageForm_FolderID').value == '' ? 'root' : $('Form_EditorToolbarImageForm_FolderID').value;
}
}
tinyMCEImageEnhancement = new TinyMCEImageEnhancement();