330 lines
9.3 KiB
TypeScript
330 lines
9.3 KiB
TypeScript
import apiFileManager from '../mtproto/apiFileManager';
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import FileManager from '../filemanager';
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import {RichTextProcessor} from '../richtextprocessor';
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import { CancellablePromise, deferredPromise } from '../polyfill';
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import { MTDocument } from '../../components/wrappers';
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import { isObject } from '../utils';
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import opusDecodeController from '../opusDecodeController';
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class AppDocsManager {
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private docs: {[docID: string]: MTDocument} = {};
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private thumbs: {[docIDAndSize: string]: Promise<string>} = {};
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public saveDoc(apiDoc: MTDocument, context?: any) {
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//console.log('saveDoc', apiDoc, this.docs[apiDoc.id]);
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if(this.docs[apiDoc.id]) {
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let d = this.docs[apiDoc.id];
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if(apiDoc.thumbs) {
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if(!d.thumbs) d.thumbs = apiDoc.thumbs;
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else if(apiDoc.thumbs[0].bytes && !d.thumbs[0].bytes) {
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d.thumbs.unshift(apiDoc.thumbs[0]);
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}
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}
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return context ? Object.assign(d, context) : d;
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}
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if(context) {
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Object.assign(apiDoc, context);
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}
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this.docs[apiDoc.id] = apiDoc;
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if(apiDoc.thumb && apiDoc.thumb._ == 'photoCachedSize') {
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console.warn('this will happen!!!');
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apiFileManager.saveSmallFile(apiDoc.thumb.location, apiDoc.thumb.bytes);
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// Memory
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apiDoc.thumb.size = apiDoc.thumb.bytes.length;
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delete apiDoc.thumb.bytes;
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apiDoc.thumb._ = 'photoSize';
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}
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if(apiDoc.thumb && apiDoc.thumb._ == 'photoSizeEmpty') {
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delete apiDoc.thumb;
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}
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apiDoc.attributes.forEach((attribute: any) => {
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switch(attribute._) {
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case 'documentAttributeFilename':
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apiDoc.file_name = RichTextProcessor.wrapPlainText(attribute.file_name);
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break;
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case 'documentAttributeAudio':
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apiDoc.duration = attribute.duration;
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apiDoc.audioTitle = attribute.title;
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apiDoc.audioPerformer = attribute.performer;
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apiDoc.type = attribute.pFlags.voice ? 'voice' : 'audio';
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break;
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case 'documentAttributeVideo':
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apiDoc.duration = attribute.duration;
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apiDoc.w = attribute.w;
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apiDoc.h = attribute.h;
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if(apiDoc.thumbs && attribute.pFlags.round_message) {
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apiDoc.type = 'round';
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} else /* if(apiDoc.thumbs) */ {
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apiDoc.type = 'video';
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}
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break;
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case 'documentAttributeSticker':
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if(attribute.alt !== undefined) {
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apiDoc.stickerEmojiRaw = attribute.alt;
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apiDoc.stickerEmoji = RichTextProcessor.wrapRichText(apiDoc.stickerEmojiRaw, {noLinks: true, noLinebreaks: true});
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}
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if(attribute.stickerset) {
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if(attribute.stickerset._ == 'inputStickerSetEmpty') {
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delete attribute.stickerset;
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} else if(attribute.stickerset._ == 'inputStickerSetID') {
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apiDoc.stickerSetInput = attribute.stickerset;
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}
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}
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if(/* apiDoc.thumbs && */apiDoc.mime_type == 'image/webp') {
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apiDoc.type = 'sticker';
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apiDoc.sticker = 1;
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}
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break;
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case 'documentAttributeImageSize':
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apiDoc.w = attribute.w;
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apiDoc.h = attribute.h;
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break;
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case 'documentAttributeAnimated':
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if((apiDoc.mime_type == 'image/gif' || apiDoc.mime_type == 'video/mp4') && apiDoc.thumbs) {
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apiDoc.type = 'gif';
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}
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apiDoc.animated = true;
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break;
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}
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});
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if(!apiDoc.mime_type) {
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switch(apiDoc.type) {
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case 'gif':
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apiDoc.mime_type = 'video/mp4';
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break;
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case 'video':
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case 'round':
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apiDoc.mime_type = 'video/mp4';
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break;
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case 'sticker':
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apiDoc.mime_type = 'image/webp';
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break;
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case 'audio':
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apiDoc.mime_type = 'audio/mpeg';
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break;
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case 'voice':
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apiDoc.mime_type = 'audio/ogg';
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break;
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default:
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apiDoc.mime_type = 'application/octet-stream';
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break;
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}
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}
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if(!apiDoc.file_name) {
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apiDoc.file_name = '';
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}
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if(apiDoc.mime_type == 'application/x-tgsticker' && apiDoc.file_name == "AnimatedSticker.tgs") {
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apiDoc.type = 'sticker';
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apiDoc.animated = true;
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apiDoc.sticker = 2;
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}
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if(apiDoc._ == 'documentEmpty') {
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apiDoc.size = 0;
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}
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return apiDoc;
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}
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public getDoc(docID: any): MTDocument {
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return isObject(docID) ? docID : this.docs[docID];
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}
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public getMediaInputByID(docID: any) {
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let doc = this.getDoc(docID);
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return {
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_: 'inputMediaDocument',
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flags: 0,
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id: {
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_: 'inputDocument',
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id: doc.id,
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access_hash: doc.access_hash,
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file_reference: doc.file_reference
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},
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ttl_seconds: 0
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};
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}
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public getInputByID(docID: any, thumbSize?: string) {
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let doc = this.getDoc(docID);
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return {
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_: 'inputDocumentFileLocation',
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id: doc.id,
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access_hash: doc.access_hash,
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file_reference: doc.file_reference,
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thumb_size: thumbSize
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};
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}
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public getFileName(doc: MTDocument) {
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if(doc.file_name) {
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return doc.file_name;
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}
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var fileExt = '.' + doc.mime_type.split('/')[1];
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if(fileExt == '.octet-stream') {
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fileExt = '';
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}
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return 't_' + (doc.type || 'file') + doc.id + fileExt;
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}
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public downloadDoc(docID: any, toFileEntry?: any): CancellablePromise<Blob> {
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let doc = this.getDoc(docID);
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let inputFileLocation = this.getInputByID(doc);
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if(doc._ == 'documentEmpty') {
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return Promise.reject();
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}
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if(doc.downloaded && !toFileEntry) {
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if(doc.url) return Promise.resolve(null);
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let cachedBlob = apiFileManager.getCachedFile(inputFileLocation);
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if(cachedBlob) {
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return Promise.resolve(cachedBlob);
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}
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}
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//historyDoc.progress = {enabled: !historyDoc.downloaded, percent: 1, total: doc.size};
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let deferred = deferredPromise<Blob>();
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deferred.cancel = () => {
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downloadPromise.cancel();
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};
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// нет смысла делать объект с выполняющимися промисами, нижняя строка и так вернёт загружающийся
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let downloadPromise = apiFileManager.downloadFile(doc.dc_id, inputFileLocation, doc.size, {
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mimeType: doc.mime_type || 'application/octet-stream',
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toFileEntry: toFileEntry,
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stickerType: doc.sticker
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});
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downloadPromise.then((blob) => {
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if(blob) {
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doc.downloaded = true;
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if(doc.type == 'voice'/* && false */) {
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let reader = new FileReader();
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reader.onloadend = (e) => {
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let uint8 = new Uint8Array(e.target.result as ArrayBuffer);
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//console.log('sending uint8 to decoder:', uint8);
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opusDecodeController.decode(uint8).then(result => {
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doc.url = result.url;
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deferred.resolve(blob);
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}, deferred.reject);
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};
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reader.readAsArrayBuffer(blob);
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return;
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} else if(doc.type && doc.sticker != 2) {
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doc.url = URL.createObjectURL(blob);
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}
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}
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deferred.resolve(blob);
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}, (e) => {
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console.log('document download failed', e);
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//historyDoc.progress.enabled = false;
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});
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/* downloadPromise.notify = (progress) => {
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console.log('dl progress', progress);
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historyDoc.progress.enabled = true;
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historyDoc.progress.done = progress.done;
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historyDoc.progress.percent = Math.max(1, Math.floor(100 * progress.done / progress.total));
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$rootScope.$broadcast('history_update');
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}; */
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//historyDoc.progress.cancel = downloadPromise.cancel;
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//console.log('return downloadPromise:', downloadPromise);
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return deferred;
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}
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public downloadDocThumb(docID: any, thumbSize: string) {
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let doc = this.getDoc(docID);
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let key = doc.id + '-' + thumbSize;
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if(this.thumbs[key]) {
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return this.thumbs[key];
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}
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let input = this.getInputByID(doc, thumbSize);
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if(doc._ == 'documentEmpty') {
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return Promise.reject();
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}
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let mimeType = doc.sticker ? 'image/webp' : doc.mime_type;
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let promise = apiFileManager.downloadSmallFile(input, {
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dcID: doc.dc_id,
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stickerType: doc.sticker ? 1 : undefined,
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mimeType: mimeType
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});
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return this.thumbs[key] = promise.then((blob) => {
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return URL.createObjectURL(blob);
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});
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}
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public hasDownloadedThumb(docID: string, thumbSize: string) {
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return !!this.thumbs[docID + '-' + thumbSize];
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}
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public async saveDocFile(docID: string) {
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var doc = this.docs[docID];
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var fileName = this.getFileName(doc);
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var ext = (fileName.split('.', 2) || [])[1] || '';
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try {
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let writer = FileManager.chooseSaveFile(fileName, ext, doc.mime_type, doc.size);
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await writer.ready;
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let promise = this.downloadDoc(docID, writer);
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promise.then(() => {
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writer.close();
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console.log('saved doc', doc);
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});
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//console.log('got promise from downloadDoc', promise);
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return {promise};
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} catch(err) {
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let promise = this.downloadDoc(docID);
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promise.then((blob) => {
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FileManager.download(blob, doc.mime_type, fileName)
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});
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return {promise};
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}
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}
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}
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export default new AppDocsManager();
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