silverstripe-cms/javascript/Upload.js
Ingo Schommer e28baf03db mujma: ENHANCEMENT: Added SWFUpload library as default method of uploading files.
(merged from branches/gsoc)


git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@42014 467b73ca-7a2a-4603-9d3b-597d59a354a9
2007-09-16 01:40:26 +00:00

230 lines
11 KiB
JavaScript

var Upload = {
initialize: function() {
iframe = window.top.document.getElementById('AssetAdmin_upload');
Upload.fileUploaded = 0;
Upload.uploadMessage = '';
Upload.onLoad();
},
onLoad: function() {
path = 'http://' + window.location.host + window.location.pathname;
if(path[path.length-1] == '/') path = path.substring(0,path.length-1);
var start = document.cookie.indexOf('PHPSESSID')+10;
var end = document.cookie.indexOf(';',start);
if(end == -1) end = document.cookie.length;
sessId = document.cookie.substring(start,end);
swfu = new SWFUpload({
upload_target_url: path + '/index/root?executeForm=UploadForm&PHPSESSID=' + sessId, // Relative to the SWF file
file_post_name: 'Files',
// Flash file settings
file_size_limit : '1024000', // 10 MB
file_types : '*.*', // or you could use something like: '*.doc;*.wpd;*.pdf',
file_types_description : 'All Files',
file_upload_limit : '6',
//file_queue_limit : '1', // this isn't needed because the upload_limit will automatically place a queue limit
begin_upload_on_queue : false,
use_server_data_event : true,
validate_files: false,
// Event handler settings
file_queued_handler : Upload.uploadFileQueuedCallback,
file_validation_handler : Prototype.emptyFunction,
file_progress_handler : Upload.uploadProgressCallback,
file_cancelled_handler : Upload.uploadFileCancelCallback,
file_complete_handler : Upload.uploadFileCompleteCallback,
queue_complete_handler : Upload.uploadQueueCompleteCallback,
error_handler : Upload.uploadErrorCallback,
// Flash Settings
flash_url : 'jsparty/SWFUpload/SWFUpload.swf', // Relative to this file
// UI settings
ui_function: Upload.extendForm,
ui_container_id : 'Form_EditForm',
degraded_container_id : 'Form_EditForm',
// Debug settings
debug: false
});
},
extendForm: function() {
if(iframe.contentDocument == undefined) iframe.contentDocument = document.frames[0].document;//IE HACK
element = iframe.contentDocument.getElementById('Form_UploadForm');
inputFile = iframe.contentDocument.getElementById('Form_UploadForm_Files-0');
inputFileParent = inputFile.parentNode;
inputFileParent.removeChild(inputFile);
inputFile = iframe.contentDocument.createElement('input');
inputFile.type = 'text';
inputFile.id = 'Form_UploadForm_Files-0';
inputFileParent.appendChild(inputFile);
inputButton = iframe.contentDocument.getElementById('Form_UploadForm_Files-1');
if(inputButton != null) inputButton.parentNode.removeChild(inputButton);
inputButton = iframe.contentDocument.createElement('input');
inputButton.type = 'button';
inputButton.id = 'Form_UploadForm_Files-1';
inputButton.value = ' Browse...';
inputButton.style.width = '66px';
inputButton.style.height = '19px';
inputButton.style.position = 'relative';
inputButton.style.top = '1px';
inputButton.style.fontFamily = 'Arial';
inputButton.style.fontSize = '1.06em';
inputFileParent.appendChild(inputButton);
Event.observe(inputButton,'click',function() {swfu.browse();});
Event.observe(iframe.contentDocument.getElementById('Form_UploadForm_action_upload'),'click',function(event) {
swfu.startUpload();
Event.stop(event);
});
},
uploadFileQueuedCallback: function(file,queueLength) {
iframe.contentDocument.getElementById('Form_UploadForm_action_upload').disabled = false;
Upload.addFileParam(file);
var fileContainer = iframe.contentDocument.getElementById('Form_UploadForm_FilesList');
if(fileContainer == null) {
fileContainer = iframe.contentDocument.createElement('div');
fileContainer.id = 'Form_UploadForm_FilesList';
iframe.contentDocument.getElementById('Form_UploadForm').appendChild(fileContainer);
}
var fileToUpload = iframe.contentDocument.createElement('div');
fileToUpload.id = 'Form_UploadForm_FilesList_' + file.id;
fileToUpload.style.marginBottom = '3px';
fileContainer.appendChild(fileToUpload);
var fileName = iframe.contentDocument.createElement('div');
fileName.id = 'Form_UploadForm_FilesList_Name_' + file.id;
fileName.style.position = 'relative';
fileName.style.top = '-4px';
fileName.style.display = 'inline';
fileName.style.padding = '2px';
fileName.innerHTML = file.name;
fileName.style.height = Element.getDimensions(fileName).height + 1 + 'px';//IE hack
fileToUpload.appendChild(fileName);
var fileProgress = iframe.contentDocument.createElement('div');
fileProgress.id = 'Form_UploadForm_FilesList_Progress_' + file.id;
Position.clone(fileName,fileProgress);
fileProgress.style.backgroundColor = 'black';
fileProgress.style.display = 'inline';
fileProgress.style.position = 'absolute';
fileProgress.style.left = '5px';
fileProgress.style.width = '0px';
fileProgress.finished = false;
switch(BrowserDetect.browser) {
case 'Explorer':
fileProgress.style.top = parseInt(fileProgress.style.top) + 6 + 'px';
break;
case 'Safari':
fileProgress.style.top = parseInt(fileProgress.style.top) + 4 + 'px';
break;
case 'Firefox':
fileProgress.style.top = parseInt(fileProgress.style.top) + 8 + 'px';
break;
}
fileProgress.style.height = Element.getDimensions(fileName).height + 1 + 'px';
fileToUpload.appendChild(fileProgress);
var fileDelete = iframe.contentDocument.createElement('input');
fileDelete.id = file.id;
fileDelete.type = 'button';
fileDelete.value = 'Delete';
Element.addClassName(fileDelete,'delete');
fileToUpload.appendChild(fileDelete);
Event.observe(fileDelete,'click',Upload.uploadFileCancelCallback);
},
uploadProgressCallback: function(file,bytesLoaded) {
fileName = iframe.contentDocument.getElementById('Form_UploadForm_FilesList_Name_' + file.id);
fileName.style.border = 'solid 1px black';
fileProgress = iframe.contentDocument.getElementById('Form_UploadForm_FilesList_Progress_' + file.id);
fileProgress.style.opacity = 0.3;
fileProgress.style.filter = 'alpha(opacity=30)';
if(!fileProgress.cloned) {
Position.clone(fileName,fileProgress);
fileProgress.style.width = '0px';
fileProgress.cloned = true;
}
fileProgress.style.width = (bytesLoaded / file.size) * Element.getDimensions(fileName).width - 1 + 'px';
},
uploadFileCompleteCallback: function(file,serverData) {
Upload.fileUploaded++;
toEval = serverData.substr(serverData.indexOf('<script'));
toEval = toEval.replace('<script type="text/javascript">','');
toEval = toEval.replace('</script>','');
Upload.uploadMessage = toEval;
iframe.contentDocument.getElementById('Form_UploadForm_FilesList_Progress_' + file.id).finished = true;
},
uploadFileCancelCallback: function(event) {
element = Event.element(event);
fileId = element.id;
swfu.cancelUpload(fileId);
fileContainer = iframe.contentDocument.getElementById('Form_UploadForm_FilesList');
elementToDelete = iframe.contentDocument.getElementById('Form_UploadForm_FilesList_' + fileId);
elementToDelete.parentNode.removeChild(elementToDelete);
filesToUpload = fileContainer.childNodes.length;
if(filesToUpload > 0) {
iframe.contentDocument.getElementById('Form_UploadForm_action_upload').disabled = false;
} else {
iframe.contentDocument.getElementById('Form_UploadForm_action_upload').disabled = true;
}
$A(fileContainer.childNodes).each(
function(item) {
$A(item.childNodes).each(
function(item) {
if(item.id.indexOf('Name') != -1) {
fileName = item;
}
if(item.id.indexOf('Progress') != -1) {
fileProgress = item;
}
});
Position.clone(fileName,fileProgress);
if(fileProgress.finished == false) fileProgress.style.width = '0px';
}
);
},
uploadQueueCompleteCallback: function() {
eval(Upload.uploadMessage.replace('1',Upload.fileUploaded));
},
uploadErrorCallback: function(error_code, file, message) {
swfu.cancelQueue();
switch(error_code) {
case SWFUpload.ERROR_CODE_HTTP_ERROR:
alert('You have encountered an error. File hasn\'t been uploaded. Please hit the "Refresh" button in your web browser');
break;
case SWFUpload.ERROR_CODE_IO_ERROR:
alert('You have encountered an error. File hasn\'t been uploaded. Please hit the "Refresh" button in your web browser');
break;
case SWFUpload.ERROR_CODE_SECURITY_ERROR:
alert('You have encountered an error. File hasn\'t been uploaded. Please hit the "Refresh" button in your web browser');
break;
case SWFUpload.ERROR_CODE_FILE_EXCEEDS_SIZE_LIMIT:
alert('Files cannot be bigger than 10MB.');
break;
case SWFUpload.ERROR_CODE_ZERO_BYTE_FILE:
alert('Files cannot be empty');
break;
case SWFUpload.ERROR_CODE_QUEUE_LIMIT_EXCEEDED:
alert('You can only have six files in queue');
break;
case SWFUpload.ERROR_CODE_UPLOAD_FAILED:
alert('You have encountered an error. File hasn\'t has been uploaded. Please hit the "Refresh" button in your web browser');
break;
case SWFUpload.ERROR_CODE_SPECIFIED_FILE_NOT_FOUND:
alert('You have encountered an error. File hasn\'t has been uploaded. Please hit the "Refresh" button in your web browser');
break;
default:
alert('You have encountered an error. File hasn\'t has been uploaded. Please hit the "Refresh" button in your web browser');
}
},
addFileParam: function(file) {
swfu.addFileParam(file.id,'ID',iframe.contentDocument.getElementById('Form_UploadForm_ID').value);
swfu.addFileParam(file.id,'action_doUpload','1');
swfu.addFileParam(file.id,'Files',file.name);
swfu.addFileParam(file.id,'MAX_FILE_SIZE','1073741824');
}
}
window.top.document.Upload = Upload;