563 lines
18 KiB
JavaScript
563 lines
18 KiB
JavaScript
/*
|
|
* Copyright (c) 2014
|
|
*
|
|
* This file is licensed under the Affero General Public License version 3
|
|
* or later.
|
|
*
|
|
* See the COPYING-README file.
|
|
*
|
|
*/
|
|
|
|
/**
|
|
* The file upload code uses several hooks to interact with blueimps jQuery file upload library:
|
|
* 1. the core upload handling hooks are added when initializing the plugin,
|
|
* 2. if the browser supports progress events they are added in a separate set after the initialization
|
|
* 3. every app can add it's own triggers for fileupload
|
|
* - files adds d'n'd handlers and also reacts to done events to add new rows to the filelist
|
|
* - TODO pictures upload button
|
|
* - TODO music upload button
|
|
*/
|
|
|
|
/* global Files, FileList, jQuery, oc_requesttoken, humanFileSize, getUniqueName */
|
|
|
|
/**
|
|
* Function that will allow us to know if Ajax uploads are supported
|
|
* @link https://github.com/New-Bamboo/example-ajax-upload/blob/master/public/index.html
|
|
* also see article @link http://blog.new-bamboo.co.uk/2012/01/10/ridiculously-simple-ajax-uploads-with-formdata
|
|
*/
|
|
function supportAjaxUploadWithProgress() {
|
|
return supportFileAPI() && supportAjaxUploadProgressEvents() && supportFormData();
|
|
|
|
// Is the File API supported?
|
|
function supportFileAPI() {
|
|
var fi = document.createElement('INPUT');
|
|
fi.type = 'file';
|
|
return 'files' in fi;
|
|
}
|
|
|
|
// Are progress events supported?
|
|
function supportAjaxUploadProgressEvents() {
|
|
var xhr = new XMLHttpRequest();
|
|
return !! (xhr && ('upload' in xhr) && ('onprogress' in xhr.upload));
|
|
}
|
|
|
|
// Is FormData supported?
|
|
function supportFormData() {
|
|
return !! window.FormData;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* keeps track of uploads in progress and implements callbacks for the conflicts dialog
|
|
* @namespace
|
|
*/
|
|
OC.Upload = {
|
|
_uploads: [],
|
|
/**
|
|
* deletes the jqHXR object from a data selection
|
|
* @param {object} data
|
|
*/
|
|
deleteUpload:function(data) {
|
|
delete data.jqXHR;
|
|
},
|
|
/**
|
|
* cancels all uploads
|
|
*/
|
|
cancelUploads:function() {
|
|
this.log('canceling uploads');
|
|
jQuery.each(this._uploads, function(i, jqXHR) {
|
|
jqXHR.abort();
|
|
});
|
|
this._uploads = [];
|
|
},
|
|
rememberUpload:function(jqXHR) {
|
|
if (jqXHR) {
|
|
this._uploads.push(jqXHR);
|
|
}
|
|
},
|
|
/**
|
|
* Checks the currently known uploads.
|
|
* returns true if any hxr has the state 'pending'
|
|
* @returns {boolean}
|
|
*/
|
|
isProcessing:function() {
|
|
var count = 0;
|
|
|
|
jQuery.each(this._uploads, function(i, data) {
|
|
if (data.state() === 'pending') {
|
|
count++;
|
|
}
|
|
});
|
|
return count > 0;
|
|
},
|
|
/**
|
|
* callback for the conflicts dialog
|
|
* @param {object} data
|
|
*/
|
|
onCancel:function(data) {
|
|
this.cancelUploads();
|
|
},
|
|
/**
|
|
* callback for the conflicts dialog
|
|
* calls onSkip, onReplace or onAutorename for each conflict
|
|
* @param {object} conflicts - list of conflict elements
|
|
*/
|
|
onContinue:function(conflicts) {
|
|
var self = this;
|
|
//iterate over all conflicts
|
|
jQuery.each(conflicts, function (i, conflict) {
|
|
conflict = $(conflict);
|
|
var keepOriginal = conflict.find('.original input[type="checkbox"]:checked').length === 1;
|
|
var keepReplacement = conflict.find('.replacement input[type="checkbox"]:checked').length === 1;
|
|
if (keepOriginal && keepReplacement) {
|
|
// when both selected -> autorename
|
|
self.onAutorename(conflict.data('data'));
|
|
} else if (keepReplacement) {
|
|
// when only replacement selected -> overwrite
|
|
self.onReplace(conflict.data('data'));
|
|
} else {
|
|
// when only original seleted -> skip
|
|
// when none selected -> skip
|
|
self.onSkip(conflict.data('data'));
|
|
}
|
|
});
|
|
},
|
|
/**
|
|
* handle skipping an upload
|
|
* @param {object} data
|
|
*/
|
|
onSkip:function(data) {
|
|
this.log('skip', null, data);
|
|
this.deleteUpload(data);
|
|
},
|
|
/**
|
|
* handle replacing a file on the server with an uploaded file
|
|
* @param {object} data
|
|
*/
|
|
onReplace:function(data) {
|
|
this.log('replace', null, data);
|
|
if (data.data) {
|
|
data.data.append('resolution', 'replace');
|
|
} else {
|
|
data.formData.push({name:'resolution', value:'replace'}); //hack for ie8
|
|
}
|
|
data.submit();
|
|
},
|
|
/**
|
|
* handle uploading a file and letting the server decide a new name
|
|
* @param {object} data
|
|
*/
|
|
onAutorename:function(data) {
|
|
this.log('autorename', null, data);
|
|
if (data.data) {
|
|
data.data.append('resolution', 'autorename');
|
|
} else {
|
|
data.formData.push({name:'resolution', value:'autorename'}); //hack for ie8
|
|
}
|
|
data.submit();
|
|
},
|
|
_trace:false, //TODO implement log handler for JS per class?
|
|
log:function(caption, e, data) {
|
|
if (this._trace) {
|
|
console.log(caption);
|
|
console.log(data);
|
|
}
|
|
},
|
|
/**
|
|
* TODO checks the list of existing files prior to uploading and shows a simple dialog to choose
|
|
* skip all, replace all or choose which files to keep
|
|
* @param {array} selection of files to upload
|
|
* @param {object} callbacks - object with several callback methods
|
|
* @param {function} callbacks.onNoConflicts
|
|
* @param {function} callbacks.onSkipConflicts
|
|
* @param {function} callbacks.onReplaceConflicts
|
|
* @param {function} callbacks.onChooseConflicts
|
|
* @param {function} callbacks.onCancel
|
|
*/
|
|
checkExistingFiles: function (selection, callbacks) {
|
|
/*
|
|
$.each(selection.uploads, function(i, upload) {
|
|
var $row = OCA.Files.App.fileList.findFileEl(upload.files[0].name);
|
|
if ($row) {
|
|
// TODO check filelist before uploading and show dialog on conflicts, use callbacks
|
|
}
|
|
});
|
|
*/
|
|
callbacks.onNoConflicts(selection);
|
|
},
|
|
|
|
_hideProgressBar: function() {
|
|
$('#uploadprogresswrapper .stop').fadeOut();
|
|
$('#uploadprogressbar').fadeOut(function() {
|
|
$('#file_upload_start').trigger(new $.Event('resized'));
|
|
});
|
|
},
|
|
|
|
_showProgressBar: function() {
|
|
$('#uploadprogressbar').fadeIn();
|
|
$('#file_upload_start').trigger(new $.Event('resized'));
|
|
},
|
|
|
|
init: function() {
|
|
if ( $('#file_upload_start').exists() ) {
|
|
var file_upload_param = {
|
|
dropZone: $('#content'), // restrict dropZone to content div
|
|
autoUpload: false,
|
|
sequentialUploads: true,
|
|
//singleFileUploads is on by default, so the data.files array will always have length 1
|
|
/**
|
|
* on first add of every selection
|
|
* - check all files of originalFiles array with files in dir
|
|
* - on conflict show dialog
|
|
* - skip all -> remember as single skip action for all conflicting files
|
|
* - replace all -> remember as single replace action for all conflicting files
|
|
* - choose -> show choose dialog
|
|
* - mark files to keep
|
|
* - when only existing -> remember as single skip action
|
|
* - when only new -> remember as single replace action
|
|
* - when both -> remember as single autorename action
|
|
* - start uploading selection
|
|
* @param {object} e
|
|
* @param {object} data
|
|
* @returns {boolean}
|
|
*/
|
|
add: function(e, data) {
|
|
OC.Upload.log('add', e, data);
|
|
var that = $(this), freeSpace;
|
|
|
|
// we need to collect all data upload objects before
|
|
// starting the upload so we can check their existence
|
|
// and set individual conflict actions. Unfortunately,
|
|
// there is only one variable that we can use to identify
|
|
// the selection a data upload is part of, so we have to
|
|
// collect them in data.originalFiles turning
|
|
// singleFileUploads off is not an option because we want
|
|
// to gracefully handle server errors like 'already exists'
|
|
|
|
// create a container where we can store the data objects
|
|
if ( ! data.originalFiles.selection ) {
|
|
// initialize selection and remember number of files to upload
|
|
data.originalFiles.selection = {
|
|
uploads: [],
|
|
filesToUpload: data.originalFiles.length,
|
|
totalBytes: 0,
|
|
biggestFileBytes: 0
|
|
};
|
|
}
|
|
var selection = data.originalFiles.selection;
|
|
|
|
// add uploads
|
|
if ( selection.uploads.length < selection.filesToUpload ) {
|
|
// remember upload
|
|
selection.uploads.push(data);
|
|
}
|
|
|
|
//examine file
|
|
var file = data.files[0];
|
|
try {
|
|
// FIXME: not so elegant... need to refactor that method to return a value
|
|
Files.isFileNameValid(file.name);
|
|
}
|
|
catch (errorMessage) {
|
|
data.textStatus = 'invalidcharacters';
|
|
data.errorThrown = errorMessage;
|
|
}
|
|
|
|
// in case folder drag and drop is not supported file will point to a directory
|
|
// http://stackoverflow.com/a/20448357
|
|
if ( ! file.type && file.size%4096 === 0 && file.size <= 102400) {
|
|
var dirUploadFailure = false;
|
|
try {
|
|
var reader = new FileReader();
|
|
reader.readAsBinaryString(file);
|
|
} catch (NS_ERROR_FILE_ACCESS_DENIED) {
|
|
//file is a directory
|
|
dirUploadFailure = true;
|
|
}
|
|
if (file.size === 0) {
|
|
// file is empty or a directory
|
|
dirUploadFailure = true;
|
|
}
|
|
|
|
if (dirUploadFailure) {
|
|
data.textStatus = 'dirorzero';
|
|
data.errorThrown = t('files',
|
|
'Unable to upload {filename} as it is a directory or has 0 bytes',
|
|
{filename: file.name}
|
|
);
|
|
}
|
|
}
|
|
|
|
// add size
|
|
selection.totalBytes += file.size;
|
|
// update size of biggest file
|
|
selection.biggestFileBytes = Math.max(selection.biggestFileBytes, file.size);
|
|
|
|
// check PHP upload limit against biggest file
|
|
if (selection.biggestFileBytes > $('#upload_limit').val()) {
|
|
data.textStatus = 'sizeexceedlimit';
|
|
data.errorThrown = t('files',
|
|
'Total file size {size1} exceeds upload limit {size2}', {
|
|
'size1': humanFileSize(selection.biggestFileBytes),
|
|
'size2': humanFileSize($('#upload_limit').val())
|
|
});
|
|
}
|
|
|
|
// check free space
|
|
freeSpace = $('#free_space').val();
|
|
if (freeSpace >= 0 && selection.totalBytes > freeSpace) {
|
|
data.textStatus = 'notenoughspace';
|
|
data.errorThrown = t('files',
|
|
'Not enough free space, you are uploading {size1} but only {size2} is left', {
|
|
'size1': humanFileSize(selection.totalBytes),
|
|
'size2': humanFileSize($('#free_space').val())
|
|
});
|
|
}
|
|
|
|
// end upload for whole selection on error
|
|
if (data.errorThrown) {
|
|
// trigger fileupload fail
|
|
var fu = that.data('blueimp-fileupload') || that.data('fileupload');
|
|
fu._trigger('fail', e, data);
|
|
return false; //don't upload anything
|
|
}
|
|
|
|
// check existing files when all is collected
|
|
if ( selection.uploads.length >= selection.filesToUpload ) {
|
|
|
|
//remove our selection hack:
|
|
delete data.originalFiles.selection;
|
|
|
|
var callbacks = {
|
|
|
|
onNoConflicts: function (selection) {
|
|
$.each(selection.uploads, function(i, upload) {
|
|
upload.submit();
|
|
});
|
|
},
|
|
onSkipConflicts: function (selection) {
|
|
//TODO mark conflicting files as toskip
|
|
},
|
|
onReplaceConflicts: function (selection) {
|
|
//TODO mark conflicting files as toreplace
|
|
},
|
|
onChooseConflicts: function (selection) {
|
|
//TODO mark conflicting files as chosen
|
|
},
|
|
onCancel: function (selection) {
|
|
$.each(selection.uploads, function(i, upload) {
|
|
upload.abort();
|
|
});
|
|
}
|
|
};
|
|
|
|
OC.Upload.checkExistingFiles(selection, callbacks);
|
|
|
|
}
|
|
|
|
return true; // continue adding files
|
|
},
|
|
/**
|
|
* called after the first add, does NOT have the data param
|
|
* @param {object} e
|
|
*/
|
|
start: function(e) {
|
|
OC.Upload.log('start', e, null);
|
|
//hide the tooltip otherwise it covers the progress bar
|
|
$('#upload').tipsy('hide');
|
|
},
|
|
submit: function(e, data) {
|
|
OC.Upload.rememberUpload(data);
|
|
if ( ! data.formData ) {
|
|
var fileDirectory = '';
|
|
if(typeof data.files[0].relativePath !== 'undefined') {
|
|
fileDirectory = data.files[0].relativePath;
|
|
}
|
|
// noone set update parameters, we set the minimum
|
|
data.formData = {
|
|
requesttoken: oc_requesttoken,
|
|
dir: data.targetDir || FileList.getCurrentDirectory(),
|
|
file_directory: fileDirectory
|
|
};
|
|
}
|
|
},
|
|
fail: function(e, data) {
|
|
OC.Upload.log('fail', e, data);
|
|
if (typeof data.textStatus !== 'undefined' && data.textStatus !== 'success' ) {
|
|
if (data.textStatus === 'abort') {
|
|
OC.Notification.show(t('files', 'Upload cancelled.'));
|
|
} else {
|
|
// HTTP connection problem
|
|
OC.Notification.show(data.errorThrown);
|
|
if (data.result) {
|
|
var result = JSON.parse(data.result);
|
|
if (result && result[0] && result[0].data && result[0].data.code === 'targetnotfound') {
|
|
// abort upload of next files if any
|
|
OC.Upload.cancelUploads();
|
|
}
|
|
}
|
|
}
|
|
//hide notification after 10 sec
|
|
setTimeout(function() {
|
|
OC.Notification.hide();
|
|
}, 10000);
|
|
}
|
|
OC.Upload.deleteUpload(data);
|
|
},
|
|
/**
|
|
* called for every successful upload
|
|
* @param {object} e
|
|
* @param {object} data
|
|
*/
|
|
done:function(e, data) {
|
|
OC.Upload.log('done', e, data);
|
|
// handle different responses (json or body from iframe for ie)
|
|
var response;
|
|
if (typeof data.result === 'string') {
|
|
response = data.result;
|
|
} else {
|
|
//fetch response from iframe
|
|
response = data.result[0].body.innerText;
|
|
}
|
|
var result = $.parseJSON(response);
|
|
|
|
delete data.jqXHR;
|
|
|
|
var fu = $(this).data('blueimp-fileupload') || $(this).data('fileupload');
|
|
|
|
if (result.status === 'error' && result.data && result.data.message){
|
|
data.textStatus = 'servererror';
|
|
data.errorThrown = result.data.message;
|
|
fu._trigger('fail', e, data);
|
|
} else if (typeof result[0] === 'undefined') {
|
|
data.textStatus = 'servererror';
|
|
data.errorThrown = t('files', 'Could not get result from server.');
|
|
fu._trigger('fail', e, data);
|
|
} else if (result[0].status === 'readonly') {
|
|
var original = result[0];
|
|
var replacement = data.files[0];
|
|
OC.dialogs.fileexists(data, original, replacement, OC.Upload);
|
|
} else if (result[0].status === 'existserror') {
|
|
//show "file already exists" dialog
|
|
var original = result[0];
|
|
var replacement = data.files[0];
|
|
OC.dialogs.fileexists(data, original, replacement, OC.Upload);
|
|
} else if (result[0].status !== 'success') {
|
|
//delete data.jqXHR;
|
|
data.textStatus = 'servererror';
|
|
data.errorThrown = result[0].data.message; // error message has been translated on server
|
|
fu._trigger('fail', e, data);
|
|
} else { // Successful upload
|
|
// Checking that the uploaded file is the last one and contained in the current directory
|
|
if (data.files[0] === data.originalFiles[data.originalFiles.length - 1] &&
|
|
result[0].directory === FileList.getCurrentDirectory()) {
|
|
// Scroll to the last uploaded file and highlight all of them
|
|
var fileList = _.pluck(data.originalFiles, 'name');
|
|
FileList.highlightFiles(fileList);
|
|
}
|
|
}
|
|
},
|
|
/**
|
|
* called after last upload
|
|
* @param {object} e
|
|
* @param {object} data
|
|
*/
|
|
stop: function(e, data) {
|
|
OC.Upload.log('stop', e, data);
|
|
}
|
|
};
|
|
|
|
// initialize jquery fileupload (blueimp)
|
|
var fileupload = $('#file_upload_start').fileupload(file_upload_param);
|
|
window.file_upload_param = fileupload;
|
|
|
|
if (supportAjaxUploadWithProgress()) {
|
|
|
|
// add progress handlers
|
|
fileupload.on('fileuploadadd', function(e, data) {
|
|
OC.Upload.log('progress handle fileuploadadd', e, data);
|
|
//show cancel button
|
|
//if (data.dataType !== 'iframe') { //FIXME when is iframe used? only for ie?
|
|
// $('#uploadprogresswrapper .stop').show();
|
|
//}
|
|
});
|
|
// add progress handlers
|
|
fileupload.on('fileuploadstart', function(e, data) {
|
|
OC.Upload.log('progress handle fileuploadstart', e, data);
|
|
$('#uploadprogresswrapper .stop').show();
|
|
$('#uploadprogressbar').progressbar({value: 0});
|
|
OC.Upload._showProgressBar();
|
|
});
|
|
fileupload.on('fileuploadprogress', function(e, data) {
|
|
OC.Upload.log('progress handle fileuploadprogress', e, data);
|
|
//TODO progressbar in row
|
|
});
|
|
fileupload.on('fileuploadprogressall', function(e, data) {
|
|
OC.Upload.log('progress handle fileuploadprogressall', e, data);
|
|
var progress = (data.loaded / data.total) * 100;
|
|
$('#uploadprogressbar').progressbar('value', progress);
|
|
});
|
|
fileupload.on('fileuploadstop', function(e, data) {
|
|
OC.Upload.log('progress handle fileuploadstop', e, data);
|
|
|
|
OC.Upload._hideProgressBar();
|
|
});
|
|
fileupload.on('fileuploadfail', function(e, data) {
|
|
OC.Upload.log('progress handle fileuploadfail', e, data);
|
|
//if user pressed cancel hide upload progress bar and cancel button
|
|
if (data.errorThrown === 'abort') {
|
|
OC.Upload._hideProgressBar();
|
|
}
|
|
});
|
|
|
|
} else {
|
|
// for all browsers that don't support the progress bar
|
|
// IE 8 & 9
|
|
|
|
// show a spinner
|
|
fileupload.on('fileuploadstart', function() {
|
|
$('#upload').addClass('icon-loading');
|
|
$('#upload .icon-upload').hide();
|
|
});
|
|
|
|
// hide a spinner
|
|
fileupload.on('fileuploadstop fileuploadfail', function() {
|
|
$('#upload').removeClass('icon-loading');
|
|
$('#upload .icon-upload').show();
|
|
});
|
|
}
|
|
}
|
|
|
|
$.assocArraySize = function(obj) {
|
|
// http://stackoverflow.com/a/6700/11236
|
|
var size = 0, key;
|
|
for (key in obj) {
|
|
if (obj.hasOwnProperty(key)) {
|
|
size++;
|
|
}
|
|
}
|
|
return size;
|
|
};
|
|
|
|
// warn user not to leave the page while upload is in progress
|
|
$(window).on('beforeunload', function(e) {
|
|
if (OC.Upload.isProcessing()) {
|
|
return t('files', 'File upload is in progress. Leaving the page now will cancel the upload.');
|
|
}
|
|
});
|
|
|
|
//add multiply file upload attribute to all browsers except konqueror (which crashes when it's used)
|
|
if (navigator.userAgent.search(/konqueror/i) === -1) {
|
|
$('#file_upload_start').attr('multiple', 'multiple');
|
|
}
|
|
|
|
window.file_upload_param = file_upload_param;
|
|
return file_upload_param;
|
|
}
|
|
};
|
|
|
|
$(document).ready(function() {
|
|
OC.Upload.init();
|
|
});
|
|
|
|
|