472 lines
16 KiB
PHP
472 lines
16 KiB
PHP
<?php
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/**
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* COPS (Calibre OPDS PHP Server) class file
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*
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* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
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* @author Sébastien Lucas <sebastien@slucas.fr>
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*/
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require_once('base.php');
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require_once('serie.php');
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require_once('author.php');
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require_once('tag.php');
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require_once('data.php');
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require_once('php-epub-meta/epub.php');
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// Silly thing because PHP forbid string concatenation in class const
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define ('SQL_BOOKS_LEFT_JOIN', "left outer join comments on comments.book = books.id
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left outer join books_ratings_link on books_ratings_link.book = books.id
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left outer join ratings on books_ratings_link.rating = ratings.id ");
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define ('SQL_BOOKS_BY_FIRST_LETTER', "select {0} from books " . SQL_BOOKS_LEFT_JOIN . "
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where upper (books.sort) like ?");
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define ('SQL_BOOKS_BY_AUTHOR', "select {0} from books_authors_link, books " . SQL_BOOKS_LEFT_JOIN . "
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where books_authors_link.book = books.id and author = ? {1} order by pubdate");
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define ('SQL_BOOKS_BY_SERIE', "select {0} from books_series_link, books " . SQL_BOOKS_LEFT_JOIN . "
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where books_series_link.book = books.id and series = ? {1} order by series_index");
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define ('SQL_BOOKS_BY_TAG', "select {0} from books_tags_link, books " . SQL_BOOKS_LEFT_JOIN . "
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where books_tags_link.book = books.id and tag = ? {1} order by sort");
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define ('SQL_BOOKS_QUERY', "select {0} from books " . SQL_BOOKS_LEFT_JOIN . "
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where (exists (select null from authors, books_authors_link where book = books.id and author = authors.id and authors.name like ?) or title like ?) {1}");
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define ('SQL_BOOKS_RECENT', "select {0} from books " . SQL_BOOKS_LEFT_JOIN . "
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where 1=1 {1} order by timestamp desc limit ");
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class Book extends Base {
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const ALL_BOOKS_UUID = "urn:uuid";
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const ALL_BOOKS_ID = "calibre:books";
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const ALL_RECENT_BOOKS_ID = "calibre:recentbooks";
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const BOOK_COLUMNS = "books.id as id, books.title as title, text as comment, path, timestamp, pubdate, series_index, uuid, has_cover, ratings.rating";
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const SQL_BOOKS_LEFT_JOIN = SQL_BOOKS_LEFT_JOIN;
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const SQL_BOOKS_BY_FIRST_LETTER = SQL_BOOKS_BY_FIRST_LETTER;
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const SQL_BOOKS_BY_AUTHOR = SQL_BOOKS_BY_AUTHOR;
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const SQL_BOOKS_BY_SERIE = SQL_BOOKS_BY_SERIE;
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const SQL_BOOKS_BY_TAG = SQL_BOOKS_BY_TAG;
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const SQL_BOOKS_QUERY = SQL_BOOKS_QUERY;
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const SQL_BOOKS_RECENT = SQL_BOOKS_RECENT;
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public $id;
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public $title;
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public $timestamp;
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public $pubdate;
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public $path;
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public $uuid;
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public $hasCover;
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public $relativePath;
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public $seriesIndex;
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public $comment;
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public $rating;
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public $datas = NULL;
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public $authors = NULL;
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public $serie = NULL;
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public $tags = NULL;
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public $format = array ();
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public function __construct($line) {
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global $config;
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$this->id = $line->id;
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$this->title = $line->title;
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$this->timestamp = strtotime ($line->timestamp);
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$this->pubdate = strtotime ($line->pubdate);
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$this->path = $config['calibre_directory'] . $line->path;
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$this->relativePath = $line->path;
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$this->seriesIndex = $line->series_index;
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$this->comment = $line->comment;
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$this->uuid = $line->uuid;
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$this->hasCover = $line->has_cover;
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if (!file_exists ($this->getFilePath ("jpg"))) {
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// double check
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$this->hasCover = 0;
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}
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$this->rating = $line->rating;
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}
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public function getEntryId () {
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return self::ALL_BOOKS_UUID.":".$this->uuid;
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}
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public static function getEntryIdByLetter ($startingLetter) {
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return self::ALL_BOOKS_ID.":letter:".$startingLetter;
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}
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public function getUri () {
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return "?page=".parent::PAGE_BOOK_DETAIL."&id=$this->id";
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}
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public function getDetailUrl () {
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global $config;
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if ($config['cops_use_fancyapps'] == 0) {
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return 'index.php' . $this->getUri ();
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} else {
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return 'bookdetail.php?id=' . $this->id;
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}
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}
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public function getTitle () {
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return $this->title;
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}
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public function getAuthors () {
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if (is_null ($this->authors)) {
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$this->authors = Author::getAuthorByBookId ($this->id);
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}
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return $this->authors;
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}
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public function getFilterString () {
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$filter = getURLParam ("tag", NULL);
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if (is_null ($filter)) return "";
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$exists = true;
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if (preg_match ("/^!(.*)$/", $filter, $matches)) {
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$exists = false;
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$filter = $matches[1];
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}
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$result = "exists (select null from books_tags_link, tags where books_tags_link.book = books.id and books_tags_link.tag = tags.id and tags.name = '" . $filter . "')";
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if (!$exists) {
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$result = "not " . $result;
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}
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return "and " . $result;
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}
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public function getAuthorsName () {
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$authorList = null;
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foreach ($this->getAuthors () as $author) {
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if ($authorList) {
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$authorList = $authorList . ", " . $author->name;
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}
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else
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{
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$authorList = $author->name;
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}
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}
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return $authorList;
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}
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public function getSerie () {
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if (is_null ($this->serie)) {
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$this->serie = Serie::getSerieByBookId ($this->id);
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}
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return $this->serie;
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}
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public function getLanguages () {
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$lang = array ();
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$result = parent::getDb ()->prepare('select languages.lang_code
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from books_languages_link, languages
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where books_languages_link.lang_code = languages.id
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and book = ?
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order by item_order');
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$result->execute (array ($this->id));
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while ($post = $result->fetchObject ())
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{
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array_push ($lang, $post->lang_code);
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}
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return implode (", ", $lang);
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}
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public function getTags () {
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if (is_null ($this->tags)) {
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$this->tags = array ();
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$result = parent::getDb ()->prepare('select tags.id as id, name
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from books_tags_link, tags
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where tag = tags.id
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and book = ?
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order by name');
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$result->execute (array ($this->id));
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while ($post = $result->fetchObject ())
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{
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array_push ($this->tags, new Tag ($post->id, $post->name));
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}
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}
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return $this->tags;
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}
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public function getDatas ()
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{
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if (is_null ($this->datas)) {
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$this->datas = array ();
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$result = parent::getDb ()->prepare('select id, format, name
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from data where book = ?');
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$result->execute (array ($this->id));
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while ($post = $result->fetchObject ())
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{
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array_push ($this->datas, new Data ($post, $this));
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}
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}
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return $this->datas;
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}
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public function getDataById ($idData)
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{
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foreach ($this->getDatas () as $data) {
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if ($data->id == $idData) {
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return $data;
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}
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}
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return NULL;
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}
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public function getTagsName () {
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$tagList = null;
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foreach ($this->getTags () as $tag) {
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if ($tagList) {
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$tagList = $tagList . ", " . $tag->name;
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}
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else
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{
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$tagList = $tag->name;
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}
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}
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return $tagList;
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}
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public function getRating () {
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if (is_null ($this->rating) || $this->rating == 0) {
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return "";
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}
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$retour = "";
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for ($i = 0; $i < $this->rating / 2; $i++) {
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$retour .= "★";
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}
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for ($i = 0; $i < 5 - $this->rating / 2; $i++) {
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$retour .= "☆";
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}
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return $retour;
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}
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public function getComment ($withSerie = true) {
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$addition = "";
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$se = $this->getSerie ();
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if (!is_null ($se) && $withSerie) {
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$addition = $addition . "<strong>" . localize("content.series") . "</strong>" . str_format (localize ("content.series.data"), $this->seriesIndex, htmlspecialchars ($se->name)) . "<br />\n";
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}
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if (preg_match ("/<\/(div|p|a)>/", $this->comment))
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{
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return $addition . preg_replace ("/<(br|hr)>/", "<$1 />", $this->comment);
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}
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else
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{
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return $addition . htmlspecialchars ($this->comment);
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}
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}
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public function getDataFormat ($format) {
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foreach ($this->getDatas () as $data)
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{
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if ($data->format == $format)
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{
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return $data;
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}
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}
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return NULL;
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}
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public function getFilePath ($extension, $idData = NULL, $relative = false)
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{
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$file = NULL;
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if ($extension == "jpg")
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{
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$file = "cover.jpg";
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}
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else
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{
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$data = $this->getDataById ($idData);
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$file = $data->name . "." . strtolower ($data->format);
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}
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if ($relative)
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{
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return $this->relativePath."/".$file;
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}
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else
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{
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return $this->path."/".$file;
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}
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}
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public function getUpdatedEpub ($idData)
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{
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$data = $this->getDataById ($idData);
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try
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{
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$epub = new EPub ($data->getLocalPath ());
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$epub->Title ($this->title);
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$authorArray = array ();
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foreach ($this->getAuthors() as $author) {
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$authorArray [$author->sort] = $author->name;
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}
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$epub->Authors ($authorArray);
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$epub->Language ($this->getLanguages ());
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$epub->Description ($this->getComment (false));
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$epub->Subjects ($this->getTagsName ());
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$se = $this->getSerie ();
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if (!is_null ($se)) {
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$epub->Serie ($se->name);
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$epub->SerieIndex ($this->seriesIndex);
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}
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$epub->download ($data->getFilename ());
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}
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catch (Exception $e)
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{
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echo "Exception : " . $e->getMessage();
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}
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}
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public function getLinkArray ()
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{
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global $config;
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$linkArray = array();
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if ($this->hasCover)
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{
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array_push ($linkArray, Data::getLink ($this, "jpg", "image/jpeg", Link::OPDS_IMAGE_TYPE, "cover.jpg", NULL));
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$height = "50";
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if (preg_match ('/feed.php/', $_SERVER["SCRIPT_NAME"])) {
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$height = $config['cops_opds_thumbnail_height'];
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}
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else
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{
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$height = $config['cops_html_thumbnail_height'];
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}
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array_push ($linkArray, new Link ("fetch.php?id=$this->id&height=" . $height, "image/jpeg", Link::OPDS_THUMBNAIL_TYPE));
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}
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foreach ($this->getDatas () as $data)
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{
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if ($data->isKnownType ())
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{
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array_push ($linkArray, $data->getDataLink (Link::OPDS_ACQUISITION_TYPE, "Download"));
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}
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}
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foreach ($this->getAuthors () as $author) {
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array_push ($linkArray, new LinkNavigation ($author->getUri (), "related", str_format (localize ("bookentry.author"), localize ("splitByLetter.book.other"), $author->name)));
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}
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$serie = $this->getSerie ();
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if (!is_null ($serie)) {
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array_push ($linkArray, new LinkNavigation ($serie->getUri (), "related", str_format (localize ("content.series.data"), $this->seriesIndex, $serie->name)));
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}
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return $linkArray;
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}
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public function getEntry () {
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return new EntryBook ($this->getTitle (), $this->getEntryId (),
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$this->getComment (), "text/html",
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$this->getLinkArray (), $this);
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}
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public static function getCount() {
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global $config;
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$nBooks = parent::getDb ()->query('select count(*) from books')->fetchColumn();
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$result = array();
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$entry = new Entry (localize ("allbooks.title"),
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self::ALL_BOOKS_ID,
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str_format (localize ("allbooks.alphabetical"), $nBooks), "text",
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array ( new LinkNavigation ("?page=".parent::PAGE_ALL_BOOKS)));
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array_push ($result, $entry);
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$entry = new Entry (localize ("recent.title"),
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self::ALL_RECENT_BOOKS_ID,
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str_format (localize ("recent.list"), $config['cops_recentbooks_limit']), "text",
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array ( new LinkNavigation ("?page=".parent::PAGE_ALL_RECENT_BOOKS)));
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array_push ($result, $entry);
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return $result;
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}
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public static function getBooksByAuthor($authorId, $n) {
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return self::getEntryArray (self::SQL_BOOKS_BY_AUTHOR, array ($authorId), $n);
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}
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public static function getBooksBySeries($serieId, $n) {
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return self::getEntryArray (self::SQL_BOOKS_BY_SERIE, array ($serieId), $n);
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}
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public static function getBooksByTag($tagId, $n) {
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return self::getEntryArray (self::SQL_BOOKS_BY_TAG, array ($tagId), $n);
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}
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public static function getBookById($bookId) {
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$result = parent::getDb ()->prepare('select ' . self::BOOK_COLUMNS . '
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from books ' . self::SQL_BOOKS_LEFT_JOIN . '
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where books.id = ?');
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$result->execute (array ($bookId));
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while ($post = $result->fetchObject ())
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{
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$book = new Book ($post);
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return $book;
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}
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return NULL;
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}
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public static function getBookByDataId($dataId) {
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$result = parent::getDb ()->prepare('select ' . self::BOOK_COLUMNS . ', data.name, data.format
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from data, books ' . self::SQL_BOOKS_LEFT_JOIN . '
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where data.book = books.id and data.id = ?');
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$result->execute (array ($dataId));
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while ($post = $result->fetchObject ())
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{
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$book = new Book ($post);
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$data = new Data ($post, $book);
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$data->id = $dataId;
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$book->datas = array ($data);
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return $book;
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}
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return NULL;
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}
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public static function getBooksByQuery($query, $n) {
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return self::getEntryArray (self::SQL_BOOKS_QUERY, array ("%" . $query . "%", "%" . $query . "%"), $n);
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}
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public static function getAllBooks() {
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$result = parent::getDb ()->query("select substr (upper (sort), 1, 1) as title, count(*) as count
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from books
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group by substr (upper (sort), 1, 1)
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order by substr (upper (sort), 1, 1)");
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$entryArray = array();
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while ($post = $result->fetchObject ())
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{
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array_push ($entryArray, new Entry ($post->title, Book::getEntryIdByLetter ($post->title),
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str_format (localize("bookword", $post->count), $post->count), "text",
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array ( new LinkNavigation ("?page=".parent::PAGE_ALL_BOOKS_LETTER."&id=". rawurlencode ($post->title)))));
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}
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return $entryArray;
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}
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public static function getBooksByStartingLetter($letter, $n) {
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return self::getEntryArray (self::SQL_BOOKS_BY_FIRST_LETTER, array ($letter . "%"), $n);
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}
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public static function getEntryArray ($query, $params, $n) {
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list ($totalNumber, $result) = parent::executeQuery ($query, self::BOOK_COLUMNS, self::getFilterString (), $params, $n);
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$entryArray = array();
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while ($post = $result->fetchObject ())
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{
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$book = new Book ($post);
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array_push ($entryArray, $book->getEntry ());
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}
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return array ($entryArray, $totalNumber);
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}
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public static function getAllRecentBooks() {
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global $config;
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list ($entryArray, $totalNumber) = self::getEntryArray (self::SQL_BOOKS_RECENT . $config['cops_recentbooks_limit'], array (), -1);
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return $entryArray;
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}
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}
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?>
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