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/*
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* Get Metadata from Douban Books api and Google Books api
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* Created by idalin<dalin.lin@gmail.com>
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* Google Books api document: https://developers.google.com/books/docs/v1/using
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* Douban Books api document: https://developers.douban.com/wiki/?title=book_v2 (Chinese Only)
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*/
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$(document).ready(function () {
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var msg = i18n_msg;
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var douban = 'https://api.douban.com';
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var db_search = '/v2/book/search';
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var db_get_info = '/v2/book/';
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var db_get_info_by_isbn = '/v2/book/isbn/ ';
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var db_done = false;
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var google = 'https://www.googleapis.com/';
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var gg_search = '/books/v1/volumes';
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var gg_get_info = '/books/v1/volumes/';
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var gg_done = false;
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var db_results = [];
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var gg_results = [];
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var show_flag = 0;
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String.prototype.replaceAll = function (s1, s2) {
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return this.replace(new RegExp(s1, "gm"), s2);
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}
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gg_search_book = function (title) {
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title = title.replaceAll(/\s+/, '+');
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var url = google + gg_search + '?q=' + title;
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$.ajax({
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url: url,
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type: "GET",
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dataType: "jsonp",
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jsonp: 'callback',
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success: function (data) {
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gg_results = data.items;
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},
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complete: function () {
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gg_done = true;
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show_result();
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}
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});
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}
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get_meta = function (source, id) {
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var meta;
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if (source == 'google') {;
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meta = gg_results[id];
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$('#description').val(meta.volumeInfo.description);
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$('#bookAuthor').val(meta.volumeInfo.authors.join(' & '));
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$('#book_title').val(meta.volumeInfo.title);
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if (meta.volumeInfo.categories) {
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var tags = meta.volumeInfo.categories.join(',');
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$('#tags').val(tags);
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}
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if (meta.volumeInfo.averageRating) {
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$('#rating').val(Math.round(meta.volumeInfo.averageRating));
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}
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return;
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}
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if (source == 'douban') {
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meta = db_results[id];
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$('#description').val(meta.summary);
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$('#bookAuthor').val(meta.author.join(' & '));
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$('#book_title').val(meta.title);
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var tags = '';
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for (var i = 0; i < meta.tags.length; i++) {
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tags = tags + meta.tags[i].title + ',';
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}
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$('#tags').val(tags);
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$('#rating').val(Math.round(meta.rating.average / 2));
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return;
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}
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}
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do_search = function (keyword) {
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show_flag = 0;
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$('#meta-info').text(msg.loading);
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var keyword = $('#keyword').val();
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if (keyword) {
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db_search_book(keyword);
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gg_search_book(keyword);
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}
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}
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db_search_book = function (title) {
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var url = douban + db_search + '?q=' + title + '&fields=all&count=10';
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$.ajax({
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url: url,
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type: "GET",
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dataType: "jsonp",
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jsonp: 'callback',
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success: function (data) {
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db_results = data.books;
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},
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error: function () {
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$('#meta-info').html('<p class="text-danger">'+ msg.search_error+'!</p>');
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},
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complete: function () {
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db_done = true;
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show_result();
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}
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});
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}
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show_result = function () {
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show_flag++;
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if (show_flag == 1) {
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$('#meta-info').html('<ul id="book-list" class="media-list"></ul>');
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}
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if (gg_done && db_done) {
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if (!gg_results && !db_results) {
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$('#meta-info').html('<p class="text-danger">'+ msg.no_result +'</p>');
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return;
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}
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}
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if (gg_done && gg_results.length > 0) {
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for (var i = 0; i < gg_results.length; i++) {
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var book = gg_results[i];
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var book_cover;
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if (book.volumeInfo.imageLinks) {
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book_cover = book.volumeInfo.imageLinks.thumbnail;
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} else {
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book_cover = '/static/generic_cover.jpg';
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}
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var book_html = '<li class="media">' +
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'<img class="pull-left img-responsive" data-toggle="modal" data-target="#metaModal" src="' +
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book_cover + '" alt="Cover" style="width:100px;height:150px" onclick=\'javascript:get_meta("google",' +
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i + ')\'>' +
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'<div class="media-body">' +
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'<h4 class="media-heading"><a href="https://books.google.com/books?id=' +
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book.id + '" target="_blank">' + book.volumeInfo.title + '</a></h4>' +
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'<p>'+ msg.author +'：' + book.volumeInfo.authors + '</p>' +
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'<p>'+ msg.publisher + '：' + book.volumeInfo.publisher + '</p>' +
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'<p>'+ msg.description + ':' + book.volumeInfo.description + '</p>' +
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'<p>'+ msg.source + ':<a href="https://books.google.com" target="_blank">Google Books</a></p>' +
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'</div>' +
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'</li>';
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$("#book-list").append(book_html);
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}
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gg_done = false;
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}
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if (db_done && db_results.length > 0) {
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for (var i = 0; i < db_results.length; i++) {
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var book = db_results[i];
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var book_html = '<li class="media">' +
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'<img class="pull-left img-responsive" data-toggle="modal" data-target="#metaModal" src="' +
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book.image + '" alt="Cover" style="width:100px;height: 150px" onclick=\'javascript:get_meta("douban",' +
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i + ')\'>' +
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'<div class="media-body">' +
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'<h4 class="media-heading"><a href="https://book.douban.com/subject/' +
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book.id + '" target="_blank">' + book.title + '</a></h4>' +
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'<p>' + msg.author + '：' + book.author + '</p>' +
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'<p>' + msg.publisher + '：' + book.publisher + '</p>' +
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'<p>' + msg.description + ':' + book.summary + '</p>' +
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'<p>' + msg.source + ':<a href="https://book.douban.com" target="_blank">Douban Books</a></p>' +
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'</div>' +
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'</li>';
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$("#book-list").append(book_html);
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}
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db_done = false;
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}
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}
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$('#do-search').click(function () {
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var keyword = $('#keyword').val();
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if (keyword) {
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do_search(keyword);
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}
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});
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$('#get_meta').click(function () {
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var book_title = $('#book_title').val();
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if (book_title) {
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$('#keyword').val(book_title);
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do_search(book_title);
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}
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});
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});
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OzzieIsaacs
7 years ago