Julio Montoya
5 years ago
parent
95d679d00b
commit
83f4f457c0
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import { ENTRYPOINT } from '../../config/entrypoint'; |
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// From
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// https://ckeditor.com/docs/ckeditor5/latest/framework/guides/deep-dive/upload-adapter.html
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export default class MyUploadAdapter { |
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constructor( loader ) { |
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// The file loader instance to use during the upload.
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this.loader = loader; |
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} |
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// Starts the upload process.
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upload() { |
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return this.loader.file |
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.then( file => new Promise( ( resolve, reject ) => { |
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this._initRequest(); |
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this._initListeners( resolve, reject, file ); |
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this._sendRequest( file ); |
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} ) ); |
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} |
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// Aborts the upload process.
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abort() { |
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if ( this.xhr ) { |
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this.xhr.abort(); |
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} |
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} |
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// Initializes the XMLHttpRequest object using the URL passed to the constructor.
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_initRequest() { |
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const xhr = this.xhr = new XMLHttpRequest(); |
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// Note that your request may look different. It is up to you and your editor
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// integration to choose the right communication channel. This example uses
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// a POST request with JSON as a data structure but your configuration
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// could be different.
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xhr.open( 'POST', ENTRYPOINT + 'documents', true ); |
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xhr.responseType = 'json'; |
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} |
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// Initializes XMLHttpRequest listeners.
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_initListeners( resolve, reject, file ) { |
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const xhr = this.xhr; |
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const loader = this.loader; |
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const genericErrorText = `Couldn't upload file: ${ file.name }.`; |
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xhr.addEventListener( 'error', () => reject( genericErrorText ) ); |
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xhr.addEventListener( 'abort', () => reject() ); |
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xhr.addEventListener( 'load', () => { |
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const response = xhr.response; |
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// This example assumes the XHR server's "response" object will come with
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// an "error" which has its own "message" that can be passed to reject()
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// in the upload promise.
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//
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// Your integration may handle upload errors in a different way so make sure
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// it is done properly. The reject() function must be called when the upload fails.
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if ( !response || response.error ) { |
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return reject( response && response.error ? response.error.message : genericErrorText ); |
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} |
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// If the upload is successful, resolve the upload promise with an object containing
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// at least the "default" URL, pointing to the image on the server.
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// This URL will be used to display the image in the content. Learn more in the
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// UploadAdapter#upload documentation.
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resolve( { |
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//default: response.url
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default: response.contentUrl |
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} ); |
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} ); |
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// Upload progress when it is supported. The file loader has the #uploadTotal and #uploaded
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// properties which are used e.g. to display the upload progress bar in the editor
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// user interface.
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if ( xhr.upload ) { |
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xhr.upload.addEventListener( 'progress', evt => { |
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if ( evt.lengthComputable ) { |
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loader.uploadTotal = evt.total; |
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loader.uploaded = evt.loaded; |
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} |
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} ); |
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} |
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} |
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// Prepares the data and sends the request.
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_sendRequest( file ) { |
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// Prepare the form data.
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const data = new FormData(); |
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// Chamilo
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data.append('filetype', 'file'); |
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data.append('parentResourceNodeId', '4'); |
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data.append('resourceLinkList', '{"c_id": 1, "visibility":2}'); |
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data.append('uploadFile', file); |
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//data.append( 'upload', file );
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// Important note: This is the right place to implement security mechanisms
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// like authentication and CSRF protection. For instance, you can use
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// XMLHttpRequest.setRequestHeader() to set the request headers containing
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// the CSRF token generated earlier by your application.
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// Send the request.
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this.xhr.send( data ); |
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} |
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} |
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