library/index.js

174 lines
5.0 KiB
JavaScript
Raw Normal View History

2017-05-14 19:27:17 +00:00
var fs = require('fs');
var readline = require('readline');
var google = require('googleapis');
var googleAuth = require('google-auth-library');
var books = require('google-books-search');
var _ = require('lodash');
var SCOPES = ['https://www.googleapis.com/auth/spreadsheets'];
var TOKEN_DIR = '.credentials/';
var TOKEN_PATH = TOKEN_DIR + 'sheets.googleapis.com-my-library.json';
2017-05-14 20:09:13 +00:00
var SHEET_ID = '1w5Dc57wV0_rrKFsG7KM-qdPWEpqYk6lFu3JzAA0cSv0';
var SHEET_NAME = 'Sheet1';
2017-05-14 19:27:17 +00:00
// Load client secrets from a local file.
fs.readFile(TOKEN_DIR + 'client_secret.json', function processClientSecrets(err, content) {
if (err) {
console.log('Error loading client secret file: ' + err);
return;
}
// Authorize a client with the loaded credentials, then call the
// Google Sheets API.
authorize(JSON.parse(content), inputLoop);
});
/**
* Create an OAuth2 client with the given credentials, and then execute the
* given callback function.
*
* @param {Object} credentials The authorization client credentials.
* @param {function} callback The callback to call with the authorized client.
*/
function authorize(credentials, callback) {
var clientSecret = credentials.installed.client_secret;
var clientId = credentials.installed.client_id;
var redirectUrl = credentials.installed.redirect_uris[0];
var auth = new googleAuth();
var oauth2Client = new auth.OAuth2(clientId, clientSecret, redirectUrl);
// Check if we have previously stored a token.
fs.readFile(TOKEN_PATH, function(err, token) {
if (err) {
getNewToken(oauth2Client, callback);
} else {
oauth2Client.credentials = JSON.parse(token);
callback(oauth2Client);
}
});
}
/**
* Get and store new token after prompting for user authorization, and then
* execute the given callback with the authorized OAuth2 client.
*
* @param {google.auth.OAuth2} oauth2Client The OAuth2 client to get token for.
* @param {getEventsCallback} callback The callback to call with the authorized
* client.
*/
function getNewToken(oauth2Client, callback) {
var authUrl = oauth2Client.generateAuthUrl({
access_type: 'offline',
scope: SCOPES
});
console.log('Authorize this app by visiting this url: ', authUrl);
var rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
rl.question('Enter the code from that page here: ', function(code) {
rl.close();
oauth2Client.getToken(code, function(err, token) {
if (err) {
console.log('Error while trying to retrieve access token', err);
return;
}
oauth2Client.credentials = token;
storeToken(token);
callback(oauth2Client);
});
});
}
/**
* Store token to disk be used in later program executions.
*
* @param {Object} token The token to store to disk.
*/
function storeToken(token) {
try {
fs.mkdirSync(TOKEN_DIR);
} catch (err) {
if (err.code != 'EEXIST') {
throw err;
}
}
fs.writeFile(TOKEN_PATH, JSON.stringify(token));
console.log('Token stored to ' + TOKEN_PATH);
}
function inputLoop(auth) {
insertRow(auth);
}
function insertRow(auth) {
var rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
rl.question('ISBN: ', function(isbn) {
rl.close();
books.search(isbn, {
field: 'isbn',
lang: 'en'
}, function(error, results) {
2017-05-16 01:46:41 +00:00
if ( ! error && results.length > 0 ) {
console.log(results[0]);
2017-05-14 19:27:17 +00:00
var book = normalizeGoogleData(results[0]);
console.log(book);
appendToSheet(auth, _.values(book));
2017-05-16 01:46:41 +00:00
} else if ( results.length == 0 ) {
2017-05-14 19:27:17 +00:00
console.log("no book found");
inputLoop(auth);
} else {
console.log(error);
}
});
});
}
function normalizeGoogleData(book) {
2017-05-16 01:46:41 +00:00
return {
2017-05-14 19:27:17 +00:00
title: book.subtitle ? book.title + ': ' + book.subtitle : book.title,
author: _.join(book.authors, ', '),
authorLast: book.authors ? _.lowerCase(_.head(_.reverse(_.split(book.authors[0], ' ')))) : '',
2017-05-16 01:46:41 +00:00
"isbn-10": _.find(book.industryIdentifiers, { type: "ISBN_10" })
? _.find(book.industryIdentifiers, { type: "ISBN_10" }).identifier
: '',
"isbn-13": _.find(book.industryIdentifiers, { type: "ISBN_13" })
? _.find(book.industryIdentifiers, { type: "ISBN_13" }).identifier
: '',
2017-05-14 19:27:17 +00:00
format: '',
2017-05-14 20:07:44 +00:00
genre: book.categories ? book.categories[0] : '',
2017-05-14 19:27:17 +00:00
publisher: _.trim(book.publisher, '"'),
series: '',
volume: '',
publishedDate: book.publishedDate ? book.publishedDate.substring(0, 4) : '',
2017-05-14 19:27:17 +00:00
coverurl: '',
description: book.description,
notes: '',
signed: ''
};
}
function appendToSheet(auth, book) {
var sheets = google.sheets('v4');
sheets.spreadsheets.values.append({
auth: auth,
2017-05-14 20:09:13 +00:00
spreadsheetId: SHEET_ID,
range: SHEET_NAME,
2017-05-14 19:27:17 +00:00
valueInputOption: "RAW",
insertDataOption: "INSERT_ROWS",
resource: {
2017-05-14 20:09:13 +00:00
"range": SHEET_NAME,
2017-05-14 19:27:17 +00:00
"majorDimension": "ROWS",
"values": [
book
]
}
}, function(err, response) {
if (err) {
console.log('The API returned an error: ' + err);
}
inputLoop(auth);
});
}