Refactoring flow. Added user and profile saving and variables.
This commit is contained in:
parent
7bc027da6b
commit
1b0bd3a5a4
71
app.js
71
app.js
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@ -2,20 +2,53 @@
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const config = require('config');
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const util = require('util');
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const fs = require('fs-extra');
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const yargs = require('yargs').argv;
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const snoowrap = require('snoowrap');
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const curateSubmissions = require('./curate/submissions.js');
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const curateUser = require('./curate/user.js');
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const methods = require('./methods/methods.js');
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const curate = require('./curate.js');
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const interpolate = require('./interpolate.js');
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const fetchItem = require('./fetchItem.js');
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const fetchContent = require('./fetchContent.js');
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const save = require('./save.js');
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const textToStream = require('./textToStream.js');
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const reddit = new snoowrap(config.reddit.api);
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function getSubmissions(users) {
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function saveProfileDetails(user) {
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if(config.library.profile.image) {
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// pass profile image as item to interpolate extension variable
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const filepath = interpolate(config.library.profile.image, user, null, {
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url: user.profile.image
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});
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fetchItem(user.profile.image).then(stream => save(filepath, stream)).catch(error => {
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console.log('\x1b[33m%s\x1b[0m', `Could not save profile image for '${user.name}': ${error}`);
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});
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}
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if(config.library.profile.description) {
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if(user.profile.description) {
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const filepath = interpolate(config.library.profile.description, user);
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const stream = textToStream(user.profile.description);
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save(filepath, stream).catch(error => {
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console.log('\x1b[33m%s\x1b[0m', `Could not save profile description for '${user.name}': ${error}`);
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});
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} else {
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console.log('\x1b[33m%s\x1b[0m', `No profile description for '${user.name}'`);
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}
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}
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};
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function getSubmissions(users, sort, limit) {
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return users.reduce((chain, user) => {
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return chain.then(acc => {
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return reddit.getUser(user).getSubmissions({
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sort: yargs.sort || config.reddit.sort,
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limit: yargs.limit || config.reddit.limit
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sort: sort,
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limit: limit
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}).then(submissions => {
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return acc.concat(submissions);
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});
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@ -23,11 +56,36 @@ function getSubmissions(users) {
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}, Promise.resolve([]));
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};
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if(!yargs.user && typeof yargs.users !== 'string') {
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return console.log('\x1b[31m%s\x1b[0m', 'Please supply at least one user with --user=[user], or multiple users with --users=[user1,user2] or --user=[user1] --user=[user2]');
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}
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const users = yargs.users ? yargs.users.split(',') : [].concat(yargs.user);
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users.forEach(user => {
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return Promise.resolve().then(() => {
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// get reddit profile
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return reddit.getUser(user).fetch().then(curateUser);
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}).then(user => {
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return saveProfileDetails(user);
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// get submissions
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}).catch(error => {
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return console.log('\x1b[33m%s\x1b[0m', error);
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});
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});
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/*
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Promise.resolve().then(() => {
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if(yargs.user || yargs.users) {
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const users = yargs.users ? yargs.users.split(',') : [].concat(yargs.user);
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return getSubmissions(users);
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return Promise.resolve().then(() => {
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if(config.library.profile) {
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return getProfiles(users);
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}
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}).then(() => {
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return getSubmissions(users, yargs.sort || config.reddit.sort, yargs.limit === undefined ? config.reddit.limit : yargs.limit);
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});
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}
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return Promise.reject('Please supply at least one user with one or multiple --user, or --users!');
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@ -48,5 +106,6 @@ Promise.resolve().then(() => {
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}).then(posts => {
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return fetchContent(posts);
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}).catch(error => {
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return console.log('\x1b[33m%s\x1b[0m', error);
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return console.log('\x1b[31m%s\x1b[0m', error);
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});
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*/
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@ -1,18 +1,29 @@
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module.exports = {
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patterns: {
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image: 'output/$postUser/$postDate - $itemId - $postTitle$ext',
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video: 'output/$postUser/$postDate - $itemId - $postTitle$ext',
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text: 'output/$postUser/$postDate - $postId - $postTitle',
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library: {
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base: 'output/$user/',
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image: '$postDate - $itemId - $postTitle$ext',
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video: '$postDate - $itemId - $postTitle$ext',
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text: '$postDate - $postId - $postTitle',
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album: {
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extractSingleItem: true,
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image: 'output/$postUser/$postDate - $albumId - $postTitle/$itemIndex - $itemId$ext',
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video: 'output/$postUser/$postDate - $albumId - $postTitle/$itemIndex - $itemId$ext'
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image: '$postDate - $albumId - $postTitle/$itemIndex - $itemId$ext',
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video: '$postDate - $albumId - $postTitle/$itemIndex - $itemId$ext'
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},
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profile: {
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image: 'profile$ext',
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description: 'profile ($userVerified$userVerifiedEmail$userGold)'
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},
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booleans: {
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extracted: 'extracted-',
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verified: '✔',
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verifiedEmail: '✉',
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gold: '★',
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over18: '♥'
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},
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dateFormat: 'YYYYMMDD',
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titleLength: 200,
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indexOffset: 1,
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slashSubstitute: '#',
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extractedLabel: 'extracted-'
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},
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reddit: {
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sort: 'top',
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@ -1,8 +1,8 @@
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'use strict';
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const dissectLink = require('./dissectLink.js');
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const dissectLink = require('../dissectLink.js');
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function curate(submissions) {
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function curateSubmissions(submissions) {
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return submissions.map((submission, index) => {
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return {
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id: submission.id,
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@ -19,4 +19,4 @@ function curate(submissions) {
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});
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};
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module.exports = curate;
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module.exports = curateSubmissions;
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@ -0,0 +1,26 @@
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'use strict';
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const path = require('path');
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function curateUser(user) {
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console.log(user);
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return {
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id: user.id,
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name: user.name,
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created: new Date(user.created_utc * 1000),
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gold: user.is_gold,
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verified: user.verified,
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verifiedEmail: user.has_verified_email,
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profile: {
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id: user.subreddit.display_name.name,
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title: user.subreddit.display_name.title,
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image: user.subreddit.display_name.icon_img,
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banner: user.subreddit.display_name.banner_img,
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description: user.subreddit.display_name.public_description,
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over18: user.subreddit.display_name.over_18
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}
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};
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};
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module.exports = curateUser;
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@ -1,58 +1,13 @@
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'use strict';
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const Readable = require('stream').Readable;
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const fs = require('fs-extra');
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const path = require('path');
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const config = require('config');
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const fetch = require('node-fetch');
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const fetchItem = require('./fetchItem');
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const save = require('./save.js');
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const interpolate = require('./interpolate.js');
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function saveItemToDisk(stream, filepath) {
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const file = fs.createWriteStream(filepath);
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return new Promise((resolve, reject) => {
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stream.pipe(file).on('error', error => {
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reject(error);
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}).on('finish', () => {
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console.log(`Saved '${filepath}'`);
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resolve(filepath);
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});
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});
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};
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function textPostToStream(item) {
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const stream = new Readable();
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stream.push(item.text);
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stream.push(null);
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return Object.assign(item, {
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stream: stream
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});
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};
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function fetchItem(item, post, attempt) {
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function retry(error) {
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console.log(error);
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if(attempt < 3) {
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console.log('Retrying...');
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return fetchItem(item, post, ++attempt);
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}
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};
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return fetch(item.url).then(res => {
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return res.ok ? res : Promise.reject(`Failed to fetch ${item.url}`);
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}).then(res => {
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console.log(`Fetched '${item.url}'`);
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return Object.assign({}, item, {
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stream: res.body
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});
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}).catch(retry);
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};
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const textToStream = require('./textToStream.js');
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module.exports = function(posts) {
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return Promise.all(posts.map(post => {
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@ -61,20 +16,22 @@ module.exports = function(posts) {
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item.index = index;
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if(item.self) {
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return textPostToStream(item);
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return Object.assign({}, item, {stream: textToStream(item.text)});
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}
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return fetchItem(item, post, 0);
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return fetchItem(item.url, 0).then(stream => {
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return Object.assign({}, item, {stream});
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});
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}));
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}).then(items => {
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return Promise.all(items.map(item => {
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const type = item.type.split('/')[0];
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const filepath = post.content.album ? interpolate(config.patterns.album[type], post, item) : interpolate(config.patterns[type], post, item);
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const filepath = post.content.album ? interpolate(config.library.album[type], post.user, post, item) : interpolate(config.library[type], post.user, post, item);
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return Promise.resolve().then(() => {
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return fs.ensureDir(path.dirname(filepath));
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}).then(() => {
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return saveItemToDisk(item.stream, filepath)
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return save(filepath, item.stream)
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});
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}));
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});
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@ -0,0 +1,25 @@
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'use strict';
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const fetch = require('node-fetch');
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function fetchItem(url, attempt) {
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function retry(error) {
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console.log(error);
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if(attempt < 3) {
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console.log('Retrying...');
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return fetchItem(url, ++attempt);
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}
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};
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return fetch(url).then(res => {
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return res.ok ? res : Promise.reject(`Failed to fetch ${url}`);
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}).then(res => {
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console.log(`Fetched '${url}'`);
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return res.body;
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}).catch(retry);
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};
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module.exports = fetchItem;
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@ -1,6 +1,8 @@
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'use strict';
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const config = require('config');
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const path = require('path');
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const url = require('url');
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const dateFns = require('date-fns');
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const extensions = {
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@ -10,45 +12,68 @@ const extensions = {
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'video/webm': '.webm'
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};
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function interpolate(path, post, item) {
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const dateFormat = config.patterns.dateFormat || 'YYYYMMDD';
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function interpolate(pattern, user, post, item) {
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const dateFormat = config.library.dateFormat || 'YYYYMMDD';
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const vars = {};
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const vars = {
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$postId: post.id,
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$postTitle: (post.title || '').slice(0, config.patterns.titleLength),
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$postUser: post.user,
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$postDate: dateFns.format(post.datetime, dateFormat),
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$postIndex: post.index + config.patterns.indexOffset,
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$host: post.host.label
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};
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if(config.library.base) {
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pattern = path.join(config.library.base, pattern);
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}
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if(post.content.album) {
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if(user) {
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Object.assign(vars, {
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$albumId: post.content.album.id,
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$albumTitle: (post.content.album.title || '').slice(0, config.patterns.titleLength),
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$albumDescription: post.content.album.description,
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$albumDate: dateFns.format(post.content.album.datetime, dateFormat)
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$user: user.name,
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$username: user.name,
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$userId: user.id,
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$userCreated: dateFns.format(user.created, dateFormat),
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$userVerified: user.verified ? config.library.booleans.verified : '',
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$userVerifiedEmail: user.verifiedEmail ? config.library.booleans.verifiedEmail : '',
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$userGold: user.gold ? config.library.booleans.gold : '',
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$profileId: user.profile.id,
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$profileTitle: user.profile.title,
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$profileDescription: user.profile.description,
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$profileOver18: user.profile.over18 ? config.library.booleans.over18 : ''
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});
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}
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if(post) {
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Object.assign(vars, {
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$postId: post.id,
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$postTitle: (post.title || '').slice(0, config.library.titleLength),
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$postUser: post.user || user.user,
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$postDate: dateFns.format(post.datetime, dateFormat),
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$postIndex: post.index + config.library.indexOffset,
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$host: post.host.label
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});
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if(post.content.album) {
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Object.assign(vars, {
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$albumId: post.content.album.id,
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$albumTitle: (post.content.album.title || '').slice(0, config.library.titleLength),
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$albumDescription: post.content.album.description,
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$albumDate: dateFns.format(post.content.album.datetime, dateFormat)
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});
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}
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}
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if(item) {
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Object.assign(vars, {
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$itemId: item.id,
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$itemTitle: (item.title || '').slice(0, config.patterns.titleLength),
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$itemTitle: (item.title || '').slice(0, config.library.titleLength),
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$itemDescription: item.description,
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$itemDate: dateFns.format(item.datetime, dateFormat),
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$itemIndex: item.index + config.patterns.indexOffset,
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$extracted: item.extracted ? config.patterns.extractedLabel : '',
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$ext: extensions[item.type]
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$itemIndex: item.index + config.library.indexOffset,
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$extracted: item.extracted ? config.library.booleans.extracted : '',
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$ext: item.type ? extensions[item.type] : path.extname(url.parse(item.url).pathname)
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});
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}
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return Object.entries(vars).reduce((acc, [key, value], index) => {
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// strip slashes for filesystem compatability
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value = (value || '').toString().replace(/\//g, config.patterns.slashSubstitute);
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// substitute slashes for filesystem compatability
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value = (value || '').toString().replace(/\//g, config.library.slashSubstitute);
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return acc.replace(key, value);
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}, path);
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}, pattern);
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};
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module.exports = interpolate;
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@ -0,0 +1,19 @@
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'use strict';
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const fs = require('fs-extra');
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function save(filepath, stream) {
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const file = fs.createWriteStream(filepath);
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return new Promise((resolve, reject) => {
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stream.pipe(file).on('error', error => {
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reject(error);
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}).on('finish', () => {
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console.log('\x1b[32m%s\x1b[0m', `Saved '${filepath}'`);
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resolve(filepath);
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});
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});
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};
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module.exports = save;
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@ -0,0 +1,14 @@
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'use strict';
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const Readable = require('stream').Readable;
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function textToStream(text) {
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const stream = new Readable();
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stream.push(text);
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stream.push(null);
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return stream;
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};
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module.exports = textToStream;
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