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/*!
* froala_editor v2.4.2 (https://www.froala.com/wysiwyg-editor)
* License https://froala.com/wysiwyg-editor/terms/
* Copyright 2014-2017 Froala Labs
*/
(function (factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else if (typeof module === 'object' && module.exports) {
// Node/CommonJS
module.exports = function( root, jQuery ) {
if ( jQuery === undefined ) {
// require('jQuery') returns a factory that requires window to
// build a jQuery instance, we normalize how we use modules
// that require this pattern but the window provided is a noop
// if it's defined (how jquery works)
if ( typeof window !== 'undefined' ) {
jQuery = require('jquery');
}
else {
jQuery = require('jquery')(root);
}
}
factory(jQuery);
return jQuery;
};
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {
$.extend($.FE.POPUP_TEMPLATES, {
'file.insert': '[_BUTTONS_][_UPLOAD_LAYER_][_PROGRESS_BAR_]'
})
// Extend defaults.
$.extend($.FE.DEFAULTS, {
fileUploadURL: 'https://i.froala.com/upload',
fileUploadParam: 'file',
fileUploadParams: {},
fileUploadToS3: false,
fileUploadMethod: 'POST',
fileMaxSize: 10 * 1024 * 1024,
fileAllowedTypes: ['*'],
fileInsertButtons: ['fileBack', '|'],
fileUseSelectedText: false
});
$.FE.PLUGINS.file = function (editor) {
var BAD_LINK = 1;
var MISSING_LINK = 2;
var ERROR_DURING_UPLOAD = 3;
var BAD_RESPONSE = 4;
var MAX_SIZE_EXCEEDED = 5;
var BAD_FILE_TYPE = 6;
var NO_CORS_IE = 7;
var error_messages = {};
error_messages[BAD_LINK] = 'File cannot be loaded from the passed link.';
error_messages[MISSING_LINK] = 'No link in upload response.';
error_messages[ERROR_DURING_UPLOAD] = 'Error during file upload.';
error_messages[BAD_RESPONSE] = 'Parsing response failed.';
error_messages[MAX_SIZE_EXCEEDED] = 'File is too large.';
error_messages[BAD_FILE_TYPE] = 'File file type is invalid.';
error_messages[NO_CORS_IE] = 'Files can be uploaded only to same domain in IE 8 and IE 9.';
function showInsertPopup () {
var $btn = editor.$tb.find('.fr-command[data-cmd="insertFile"]');
var $popup = editor.popups.get('file.insert');
if (!$popup) $popup = _initInsertPopup();
hideProgressBar();
if (!$popup.hasClass('fr-active')) {
editor.popups.refresh('file.insert');
editor.popups.setContainer('file.insert', editor.$tb);
var left = $btn.offset().left + $btn.outerWidth() / 2;
var top = $btn.offset().top + (editor.opts.toolbarBottom ? 0 : $btn.outerHeight());
editor.popups.show('file.insert', left, top, $btn.outerHeight());
}
}
/**
* Show progress bar.
*/
function showProgressBar () {
var $popup = editor.popups.get('file.insert');
if (!$popup) $popup = _initInsertPopup();
$popup.find('.fr-layer.fr-active').removeClass('fr-active').addClass('fr-pactive');
$popup.find('.fr-file-progress-bar-layer').addClass('fr-active');
$popup.find('.fr-buttons').hide();
_setProgressMessage('Uploading', 0);
}
/**
* Hide progress bar.
*/
function hideProgressBar (dismiss) {
var $popup = editor.popups.get('file.insert');
if ($popup) {
$popup.find('.fr-layer.fr-pactive').addClass('fr-active').removeClass('fr-pactive');
$popup.find('.fr-file-progress-bar-layer').removeClass('fr-active');
$popup.find('.fr-buttons').show();
if (dismiss) {
editor.events.focus();
editor.popups.hide('file.insert');
}
}
}
/**
* Set a progress message.
*/
function _setProgressMessage (message, progress) {
var $popup = editor.popups.get('file.insert');
if ($popup) {
var $layer = $popup.find('.fr-file-progress-bar-layer');
$layer.find('h3').text(message + (progress ? ' ' + progress + '%' : ''));
$layer.removeClass('fr-error');
if (progress) {
$layer.find('div').removeClass('fr-indeterminate');
$layer.find('div > span').css('width', progress + '%');
}
else {
$layer.find('div').addClass('fr-indeterminate');
}
}
}
/**
* Show error message to the user.
*/
function _showErrorMessage (message) {
showProgressBar();
var $popup = editor.popups.get('file.insert');
var $layer = $popup.find('.fr-file-progress-bar-layer');
$layer.addClass('fr-error');
var $message_header = $layer.find('h3');
$message_header.text(message);
editor.events.disableBlur();
$message_header.focus();
}
/**
* Insert the uploaded file.
*/
function insert (link, text, response) {
editor.edit.on();
// Focus in the editor.
editor.events.focus(true);
editor.selection.restore();
if (editor.opts.fileUseSelectedText && editor.selection.text().length) {
text = editor.selection.text();
}
// Insert the link.
editor.html.insert('<a href="' + link + '" id="fr-inserted-file" class="fr-file">' + text + '</a>');
// Get the file.
var $file = editor.$el.find('#fr-inserted-file');
$file.removeAttr('id');
editor.popups.hide('file.insert');
editor.undo.saveStep();
_syncFiles();
editor.events.trigger('file.inserted', [$file, response]);
}
/**
* Parse file response.
*/
function _parseResponse (response) {
try {
if (editor.events.trigger('file.uploaded', [response], true) === false) {
editor.edit.on();
return false;
}
var resp = JSON.parse(response);
if (resp.link) {
return resp;
} else {
// No link in upload request.
_throwError(MISSING_LINK, response);
return false;
}
} catch (ex) {
// Bad response.
_throwError(BAD_RESPONSE, response);
return false;
}
}
/**
* Parse file response.
*/
function _parseXMLResponse (response) {
try {
var link = $(response).find('Location').text();
var key = $(response).find('Key').text();
if (editor.events.trigger('file.uploadedToS3', [link, key, response], true) === false) {
editor.edit.on();
return false;
}
return link;
} catch (ex) {
// Bad response.
_throwError(BAD_RESPONSE, response);
return false;
}
}
/**
* File was uploaded to the server and we have a response.
*/
function _fileUploaded (text) {
var status = this.status;
var response = this.response;
var responseXML = this.responseXML;
var responseText = this.responseText;
try {
if (editor.opts.fileUploadToS3) {
if (status == 201) {
var link = _parseXMLResponse(responseXML);
if (link) {
insert(link, text, response || responseXML);
}
} else {
_throwError(BAD_RESPONSE, response || responseXML);
}
}
else {
if (status >= 200 && status < 300) {
var resp = _parseResponse(responseText);
if (resp) {
insert(resp.link, text, response || responseText);
}
}
else {
_throwError(ERROR_DURING_UPLOAD, response || responseText);
}
}
} catch (ex) {
// Bad response.
_throwError(BAD_RESPONSE, response || responseText);
}
}
/**
* File upload error.
*/
function _fileUploadError () {
_throwError(BAD_RESPONSE, this.response || this.responseText || this.responseXML);
}
/**
* File upload progress.
*/
function _fileUploadProgress (e) {
if (e.lengthComputable) {
var complete = (e.loaded / e.total * 100 | 0);
_setProgressMessage('Uploading', complete);
}
}
/**
* Throw an file error.
*/
function _throwError (code, response) {
editor.edit.on();
_showErrorMessage(editor.language.translate('Something went wrong. Please try again.'));
editor.events.trigger('file.error', [{
code: code,
message: error_messages[code]
}, response]);
}
/**
* File upload aborted.
*/
function _fileUploadAborted () {
editor.edit.on();
hideProgressBar(true);
}
function upload (files) {
// Make sure we have what to upload.
if (typeof files != 'undefined' && files.length > 0) {
// Check if we should cancel the file upload.
if (editor.events.trigger('file.beforeUpload', [files]) === false) {
return false;
}
var file = files[0];
// Check file max size.
if (file.size > editor.opts.fileMaxSize) {
_throwError(MAX_SIZE_EXCEEDED);
return false;
}
// Check file types.
if (editor.opts.fileAllowedTypes.indexOf('*') < 0 && editor.opts.fileAllowedTypes.indexOf(file.type.replace(/file\//g,'')) < 0) {
_throwError(BAD_FILE_TYPE);
return false;
}
// Create form Data.
var form_data;
if (editor.drag_support.formdata) {
form_data = editor.drag_support.formdata ? new FormData() : null;
}
// Prepare form data for request.
if (form_data) {
var key;
// Upload to S3.
if (editor.opts.fileUploadToS3 !== false) {
form_data.append('key', editor.opts.fileUploadToS3.keyStart + (new Date()).getTime() + '-' + (file.name || 'untitled'));
form_data.append('success_action_status', '201');
form_data.append('X-Requested-With', 'xhr');
form_data.append('Content-Type', file.type);
for (key in editor.opts.fileUploadToS3.params) {
if (editor.opts.fileUploadToS3.params.hasOwnProperty(key)) {
form_data.append(key, editor.opts.fileUploadToS3.params[key]);
}
}
}
// Add upload params.
for (key in editor.opts.fileUploadParams) {
if (editor.opts.fileUploadParams.hasOwnProperty(key)) {
form_data.append(key, editor.opts.fileUploadParams[key]);
}
}
// Set the file in the request.
form_data.append(editor.opts.fileUploadParam, file);
// Create XHR request.
var url = editor.opts.fileUploadURL;
if (editor.opts.fileUploadToS3) {
if (editor.opts.fileUploadToS3.uploadURL) {
url = editor.opts.fileUploadToS3.uploadURL;
}
else {
url = 'https://' + editor.opts.fileUploadToS3.region + '.amazonaws.com/' + editor.opts.fileUploadToS3.bucket;
}
}
var xhr = editor.core.getXHR(url, editor.opts.fileUploadMethod);
// Set upload events.
xhr.onload = function () {
_fileUploaded.call(xhr, file.name);
};
xhr.onerror = _fileUploadError;
xhr.upload.onprogress = _fileUploadProgress;
xhr.onabort = _fileUploadAborted;
showProgressBar();
editor.edit.off();
var $popup = editor.popups.get('file.insert');
if ($popup) {
$popup.off('abortUpload').on('abortUpload', function () {
if (xhr.readyState != 4) {
xhr.abort();
}
})
}
// Send data.
xhr.send(form_data);
}
}
}
function _bindInsertEvents ($popup) {
// Drag over the dropable area.
editor.events.$on($popup, 'dragover dragenter', '.fr-file-upload-layer', function () {
$(this).addClass('fr-drop');
return false;
}, true);
// Drag end.
editor.events.$on($popup, 'dragleave dragend', '.fr-file-upload-layer', function () {
$(this).removeClass('fr-drop');
return false;
}, true);
// Drop.
editor.events.$on($popup, 'drop', '.fr-file-upload-layer', function (e) {
e.preventDefault();
e.stopPropagation();
$(this).removeClass('fr-drop');
var dt = e.originalEvent.dataTransfer;
if (dt && dt.files) {
var inst = $popup.data('instance') || editor;
inst.file.upload(dt.files);
}
}, true);
editor.events.$on($popup, 'change', '.fr-file-upload-layer input[type="file"]', function () {
if (this.files) {
var inst = $popup.data('instance') || editor;
inst.file.upload(this.files);
}
// Else IE 9 case.
// Chrome fix.
$(this).val('');
}, true);
}
function _hideInsertPopup () {
hideProgressBar();
}
function _initInsertPopup (delayed) {
if (delayed) {
editor.popups.onHide('file.insert', _hideInsertPopup);
return true;
}
// Image buttons.
var file_buttons = '';
file_buttons = '<div class="fr-buttons">' + editor.button.buildList(editor.opts.fileInsertButtons) + '</div>';
// File upload layer.
var upload_layer = '';
upload_layer = '<div class="fr-file-upload-layer fr-layer fr-active" id="fr-file-upload-layer-' + editor.id + '"><strong>' + editor.language.translate('Drop file') + '</strong><br>(' + editor.language.translate('or click') + ')<div class="fr-form"><input type="file" name="' + editor.opts.fileUploadParam + '" accept="/*" tabIndex="-1" aria-labelledby="fr-file-upload-layer-' + editor.id + '" role="button"></div></div>'
// Progress bar.
var progress_bar_layer = '<div class="fr-file-progress-bar-layer fr-layer"><h3 tabIndex="-1" class="fr-message">Uploading</h3><div class="fr-loader"><span class="fr-progress"></span></div><div class="fr-action-buttons"><button type="button" class="fr-command fr-dismiss" data-cmd="fileDismissError" tabIndex="2" role="button">OK</button></div></div>';
var template = {
buttons: file_buttons,
upload_layer: upload_layer,
progress_bar: progress_bar_layer
};
// Set the template in the popup.
var $popup = editor.popups.create('file.insert', template);
_bindInsertEvents($popup);
return $popup;
}
function _onRemove (link) {
if (editor.node.hasClass(link, 'fr-file')) {
return editor.events.trigger('file.unlink', [link]);
}
}
function _drop (e) {
// Check if we are dropping files.
var dt = e.originalEvent.dataTransfer;
if (dt && dt.files && dt.files.length) {
var file = dt.files[0];
if (file && typeof file.type != 'undefined') {
// Dropped file is an file that we allow.
if (file.type.indexOf('image') < 0 && (editor.opts.fileAllowedTypes.indexOf(file.type) >= 0 || editor.opts.fileAllowedTypes.indexOf('*') >= 0)) {
editor.markers.remove();
editor.markers.insertAtPoint(e.originalEvent);
editor.$el.find('.fr-marker').replaceWith($.FE.MARKERS);
// Hide popups.
editor.popups.hideAll();
// Show the file insert popup.
var $popup = editor.popups.get('file.insert');
if (!$popup) $popup = _initInsertPopup();
editor.popups.setContainer('file.insert', editor.$sc);
editor.popups.show('file.insert', e.originalEvent.pageX, e.originalEvent.pageY);
showProgressBar();
// Upload files.
upload(dt.files);
// Cancel anything else.
e.preventDefault();
e.stopPropagation();
return false;
}
}
}
}
function _initEvents() {
// Drop inside the editor.
editor.events.on('drop', _drop);
editor.events.$on(editor.$win, 'keydown', function (e) {
var key_code = e.which;
var $popup = editor.popups.get('file.insert');
if ($popup && key_code == $.FE.KEYCODE.ESC) {
$popup.trigger('abortUpload');
}
});
editor.events.on('destroy', function () {
var $popup = editor.popups.get('file.insert');
if ($popup) {
$popup.trigger('abortUpload');
}
});
}
function back () {
editor.events.disableBlur();
editor.selection.restore();
editor.events.enableBlur();
editor.popups.hide('file.insert');
editor.toolbar.showInline();
}
var files;
function _syncFiles () {
// Get current files.
var c_files = Array.prototype.slice.call(editor.el.querySelectorAll('a.fr-file'));
// Current files src.
var file_srcs = [];
var i;
for (i = 0; i < c_files.length; i++) {
file_srcs.push(c_files[i].getAttribute('href'));
}
// Loop previous files and check their src.
if (files) {
for (i = 0; i < files.length; i++) {
if (file_srcs.indexOf(files[i].getAttribute('href')) < 0) {
editor.events.trigger('file.unlink', [files[i]]);
}
}
}
// Current files are the old ones.
files = c_files;
}
/*
* Initialize.
*/
function _init () {
_initEvents();
editor.events.on('link.beforeRemove', _onRemove);
if (editor.$wp) {
_syncFiles();
editor.events.on('contentChanged', _syncFiles);
}
_initInsertPopup(true);
}
return {
_init: _init,
showInsertPopup: showInsertPopup,
upload: upload,
insert: insert,
back: back,
hideProgressBar: hideProgressBar
}
}
// Insert file button.
$.FE.DefineIcon('insertFile', { NAME: 'file-o' });
$.FE.RegisterCommand('insertFile', {
title: 'Upload File',
undo: false,
focus: true,
refreshAfterCallback: false,
popup: true,
callback: function () {
if (!this.popups.isVisible('file.insert')) {
this.file.showInsertPopup();
}
else {
if (this.$el.find('.fr-marker').length) {
this.events.disableBlur();
this.selection.restore();
}
this.popups.hide('file.insert');
}
},
plugin: 'file'
});
$.FE.DefineIcon('fileBack', { NAME: 'arrow-left' });
$.FE.RegisterCommand('fileBack', {
title: 'Back',
undo: false,
focus: false,
back: true,
refreshAfterCallback: false,
callback: function () {
this.file.back();
},
refresh: function ($btn) {
if (!this.opts.toolbarInline) {
$btn.addClass('fr-hidden');
$btn.next('.fr-separator').addClass('fr-hidden');
}
else {
$btn.removeClass('fr-hidden');
$btn.next('.fr-separator').removeClass('fr-hidden');
}
}
});
$.FE.RegisterCommand('fileDismissError', {
title: 'OK',
callback: function () {
this.file.hideProgressBar(true);
}
})
}));