@hsaadawy/ngx-chat
Version:
51 lines • 7.97 kB
JavaScript
import { __awaiter } from "tslib";
import { xml } from '@xmpp/client';
import { AbstractXmppPlugin } from './abstract-xmpp-plugin';
/**
* XEP-0363 http file upload
*/
export class HttpFileUploadPlugin extends AbstractXmppPlugin {
constructor(httpClient, serviceDiscoveryPlugin, xmppChatAdapter, logService) {
super();
this.httpClient = httpClient;
this.serviceDiscoveryPlugin = serviceDiscoveryPlugin;
this.xmppChatAdapter = xmppChatAdapter;
this.logService = logService;
}
onBeforeOnline() {
this.uploadService = this.serviceDiscoveryPlugin.findService('store', 'file');
this.uploadService.then(() => {
this.fileUploadSupported = true;
}, () => {
this.fileUploadSupported = false;
this.logService.info('http file upload not supported');
});
return Promise.resolve();
}
onOffline() {
this.uploadService = null;
this.fileUploadSupported = false;
}
upload(file) {
return __awaiter(this, void 0, void 0, function* () {
yield this.uploadService;
const { name, size, type } = file;
const slotUrl = yield this.requestSlot(name, size.toString(), type);
return yield this.uploadToSlot(slotUrl, file);
});
}
requestSlot(filename, size, contentType) {
return __awaiter(this, void 0, void 0, function* () {
const to = (yield this.uploadService).jid;
const slotResponse = yield this.xmppChatAdapter.chatConnectionService.sendIq(xml('iq', { to, type: 'get' }, xml('request', { xmlns: 'urn:xmpp:http:upload:0', filename, size, 'content-type': contentType })));
return slotResponse.getChild('slot').getChild('put').attrs.url;
});
}
uploadToSlot(slot, file) {
return __awaiter(this, void 0, void 0, function* () {
yield this.httpClient.put(slot, file, { responseType: 'blob' }).toPromise();
return slot;
});
}
}
//# 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