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parallel-library/cps/static/js/get_meta.js

180 lines
6.7 KiB
JavaScript

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