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class BookingCoreAdapterUpload { constructor( loader ) { // The file loader instance to use during the upload. this.loader = loader; } // Starts the upload process. upload() { return this.loader.file .then( file => new Promise( ( resolve, reject ) => { this._initRequest(); this._initListeners( resolve, reject, file ); this._sendRequest( file ); } ) ); } // Aborts the upload process. abort() { if ( this.xhr ) { this.xhr.abort(); } } // Initializes the XMLHttpRequest object using the URL passed to the constructor. _initRequest() { const xhr = this.xhr = new XMLHttpRequest(); // Note that your request may look different. It is up to you and your editor // integration to choose the right communication channel. This example uses // a POST request with JSON as a data structure but your configuration // could be different. xhr.open( 'POST', bookingCore.admin_url+'/module/media/store', true ); xhr.responseType = 'json'; } // Initializes XMLHttpRequest listeners. _initListeners( resolve, reject, file ) { const xhr = this.xhr; const loader = this.loader; const genericErrorText = `Couldn't upload file: ${ file.name }.`; xhr.addEventListener( 'error', () => reject( genericErrorText ) ); xhr.addEventListener( 'abort', () => reject() ); xhr.addEventListener( 'load', () => { const response = xhr.response; // This example assumes the XHR server's "response" object will come with // an "error" which has its own "message" that can be passed to reject() // in the upload promise. // // Your integration may handle upload errors in a different way so make sure // it is done properly. The reject() function must be called when the upload fails. if ( !response || !response.status ) { if(response.message){ return reject(response.message); } return reject( response && response.error ? response.error.message : genericErrorText ); } // If the upload is successful, resolve the upload promise with an object containing // at least the "default" URL, pointing to the image on the server. // This URL will be used to display the image in the content. Learn more in the // UploadAdapter#upload documentation. resolve( response.data.sizes); } ); // Upload progress when it is supported. The file loader has the #uploadTotal and #uploaded // properties which are used e.g. to display the upload progress bar in the editor // user interface. if ( xhr.upload ) { xhr.upload.addEventListener( 'progress', evt => { if ( evt.lengthComputable ) { loader.uploadTotal = evt.total; loader.uploaded = evt.loaded; } } ); } } // Prepares the data and sends the request. _sendRequest( file ) { // Prepare the form data. const data = new FormData(); data.append( 'file', file ); this.xhr.setRequestHeader('X-CSRF-TOKEN',$('meta[name="csrf-token"]').attr('content')); // Important note: This is the right place to implement security mechanisms // like authentication and CSRF protection. For instance, you can use // XMLHttpRequest.setRequestHeader() to set the request headers containing // the CSRF token generated earlier by your application. // Send the request. this.xhr.send( data ); } } // ... function BookingCoreAdapterPlugin( editor ) { editor.plugins.get( 'FileRepository' ).createUploadAdapter = ( loader ) => { // Configure the URL to the upload script in your back-end here! return new BookingCoreAdapterUpload( loader ); }; } export default BookingCoreAdapterPlugin
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