86 lines
2.4 KiB
JavaScript
86 lines
2.4 KiB
JavaScript
// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
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// See License.txt for license information.
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import RNFetchBlob from 'react-native-fetch-blob';
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import {lookupMimeType} from 'mattermost-redux/utils/file_utils';
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import {DeviceTypes} from 'app/constants/';
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const {DOCUMENTS_PATH, VIDEOS_PATH} = DeviceTypes;
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const DEFAULT_SERVER_MAX_FILE_SIZE = 50 * 1024 * 1024;// 50 Mb
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export function generateId() {
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// Implementation taken from http://stackoverflow.com/a/2117523
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let id = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx';
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id = id.replace(/[xy]/g, (c) => {
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const r = Math.floor(Math.random() * 16);
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let v;
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if (c === 'x') {
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v = r;
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} else {
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v = (r & 0x3) | 0x8;
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}
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return v.toString(16);
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});
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return 'uid' + id;
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}
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export async function getFileCacheSize() {
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const isDocsDir = await RNFetchBlob.fs.isDir(DOCUMENTS_PATH);
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const isVideosDir = await RNFetchBlob.fs.isDir(VIDEOS_PATH);
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let size = 0;
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if (isDocsDir) {
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const docsStats = await RNFetchBlob.fs.lstat(DOCUMENTS_PATH);
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size = docsStats.reduce((accumulator, stat) => {
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return accumulator + parseInt(stat.size, 10);
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}, size);
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}
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if (isVideosDir) {
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const videoStats = await RNFetchBlob.fs.lstat(VIDEOS_PATH);
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size = videoStats.reduce((accumulator, stat) => {
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return accumulator + parseInt(stat.size, 10);
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}, size);
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}
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return size;
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}
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export async function deleteFileCache() {
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await RNFetchBlob.fs.unlink(DOCUMENTS_PATH);
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await RNFetchBlob.fs.unlink(VIDEOS_PATH);
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return true;
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}
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export function buildFileUploadData(file) {
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const re = /heic/i;
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const uri = file.uri;
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let name = file.fileName || file.path || file.uri;
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let mimeType = lookupMimeType(name);
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let extension = name.split('.').pop().replace('.', '');
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if (re.test(extension)) {
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extension = 'JPG';
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name = name.replace(re, 'jpg');
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mimeType = 'image/jpeg';
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}
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return {
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uri,
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name,
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type: mimeType,
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extension,
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};
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}
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export const encodeHeaderURIStringToUTF8 = (string) => {
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return encodeURIComponent(string) + '"; filename*="utf-8\'\'' + encodeURIComponent(string);
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};
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export const getAllowedServerMaxFileSize = (config) => {
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return config && config.MaxFileSize ? parseInt(config.MaxFileSize, 10) : DEFAULT_SERVER_MAX_FILE_SIZE;
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};
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