cops/book.php

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2012-05-28 08:01:33 +03:00
<?php
/**
* COPS (Calibre OPDS PHP Server) class file
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author S<EFBFBD>bastien Lucas <sebastien@slucas.fr>
*/
require_once('base.php');
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require_once('serie.php');
require_once('author.php');
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require_once('tag.php');
require_once ("customcolumn.php");
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require_once('data.php');
require_once('resources/php-epub-meta/epub.php');
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// Silly thing because PHP forbid string concatenation in class const
define ('SQL_BOOKS_LEFT_JOIN', "left outer join comments on comments.book = books.id
left outer join books_ratings_link on books_ratings_link.book = books.id
left outer join ratings on books_ratings_link.rating = ratings.id ");
define ('SQL_BOOKS_BY_FIRST_LETTER', "select {0} from books " . SQL_BOOKS_LEFT_JOIN . "
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where upper (books.sort) like ? order by books.sort");
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define ('SQL_BOOKS_BY_AUTHOR', "select {0} from books_authors_link, books " . SQL_BOOKS_LEFT_JOIN . "
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 . "
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 . "
where books_tags_link.book = books.id and tag = ? {1} order by sort");
define ('SQL_BOOKS_BY_CUSTOM', "select {0} from {2}, books " . SQL_BOOKS_LEFT_JOIN . "
where {2}.book = books.id and {2}.{3} = ? {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} order by books.sort");
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define ('SQL_BOOKS_RECENT', "select {0} from books " . SQL_BOOKS_LEFT_JOIN . "
where 1=1 {1} order by timestamp desc limit ");
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class Book extends Base {
const ALL_BOOKS_UUID = "urn:uuid";
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const ALL_BOOKS_ID = "calibre:books";
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;
const SQL_BOOKS_BY_FIRST_LETTER = SQL_BOOKS_BY_FIRST_LETTER;
const SQL_BOOKS_BY_AUTHOR = SQL_BOOKS_BY_AUTHOR;
const SQL_BOOKS_BY_SERIE = SQL_BOOKS_BY_SERIE;
const SQL_BOOKS_BY_TAG = SQL_BOOKS_BY_TAG;
const SQL_BOOKS_BY_CUSTOM = SQL_BOOKS_BY_CUSTOM;
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const SQL_BOOKS_QUERY = SQL_BOOKS_QUERY;
const SQL_BOOKS_RECENT = SQL_BOOKS_RECENT;
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public $id;
public $title;
public $timestamp;
public $pubdate;
public $path;
public $uuid;
public $hasCover;
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public $relativePath;
public $seriesIndex;
public $comment;
public $rating;
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public $datas = NULL;
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public $authors = NULL;
public $serie = NULL;
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;
$this->title = $line->title;
$this->timestamp = strtotime ($line->timestamp);
$this->pubdate = strtotime ($line->pubdate);
$this->path = Base::getDbDirectory () . $line->path;
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$this->relativePath = $line->path;
$this->seriesIndex = $line->series_index;
$this->comment = $line->comment;
$this->uuid = $line->uuid;
$this->hasCover = $line->has_cover;
if (!file_exists ($this->getFilePath ("jpg"))) {
// double check
$this->hasCover = 0;
}
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$this->rating = $line->rating;
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}
public function getEntryId () {
return self::ALL_BOOKS_UUID.":".$this->uuid;
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}
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public static function getEntryIdByLetter ($startingLetter) {
return self::ALL_BOOKS_ID.":letter:".$startingLetter;
}
public function getUri () {
return "?page=".parent::PAGE_BOOK_DETAIL."&id=$this->id";
}
public function getDetailUrl ($permalink = false) {
global $config;
$urlParam = $this->getUri ();
if (!is_null (GetUrlParam (DB))) $urlParam = addURLParameter ($urlParam, DB, GetUrlParam (DB));
$urlParam = str_replace ("&", "&amp;", $urlParam);
if ($permalink || $config['cops_use_fancyapps'] == 0) {
return 'index.php' . $urlParam;
} else {
return 'bookdetail.php' . $urlParam;
}
}
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public function getTitle () {
return $this->title;
}
public function getAuthors () {
if (is_null ($this->authors)) {
$this->authors = Author::getAuthorByBookId ($this->id);
}
return $this->authors;
}
public static function getFilterString () {
$filter = getURLParam ("tag", NULL);
if (empty ($filter)) return "";
$exists = true;
if (preg_match ("/^!(.*)$/", $filter, $matches)) {
$exists = false;
$filter = $matches[1];
}
$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 = '" . $filter . "')";
if (!$exists) {
$result = "not " . $result;
}
return "and " . $result;
}
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public function getAuthorsName () {
return implode (", ", array_map (function ($author) { return $author->name; }, $this->getAuthors ()));
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}
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public function getSerie () {
if (is_null ($this->serie)) {
$this->serie = Serie::getSerieByBookId ($this->id);
}
return $this->serie;
}
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public function getLanguages () {
$lang = array ();
$result = parent::getDb ()->prepare('select languages.lang_code
from books_languages_link, languages
where books_languages_link.lang_code = languages.id
and book = ?
order by item_order');
$result->execute (array ($this->id));
while ($post = $result->fetchObject ())
{
array_push ($lang, $post->lang_code);
}
return implode (", ", $lang);
}
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public function getTags () {
if (is_null ($this->tags)) {
$this->tags = array ();
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$result = parent::getDb ()->prepare('select tags.id as id, name
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from books_tags_link, tags
where tag = tags.id
and book = ?
order by name');
$result->execute (array ($this->id));
while ($post = $result->fetchObject ())
{
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array_push ($this->tags, new Tag ($post->id, $post->name));
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}
}
return $this->tags;
}
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public function getDatas ()
{
if (is_null ($this->datas)) {
$this->datas = array ();
$result = parent::getDb ()->prepare('select id, format, name
from data where book = ?');
$result->execute (array ($this->id));
while ($post = $result->fetchObject ())
{
array_push ($this->datas, new Data ($post, $this));
}
}
return $this->datas;
}
public function GetMostInterestingDataToSendToKindle ()
{
$bestFormatForKindle = array ("PDF", "MOBI");
$bestRank = -1;
$bestData = NULL;
foreach ($this->getDatas () as $data) {
$key = array_search ($data->format, $bestFormatForKindle);
if ($key !== false && $key > $bestRank) {
$bestRank = $key;
$bestData = $data;
}
}
return $bestData;
}
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public function getDataById ($idData)
{
foreach ($this->getDatas () as $data) {
if ($data->id == $idData) {
return $data;
}
}
return NULL;
}
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public function getTagsName () {
return implode (", ", array_map (function ($tag) { return $tag->name; }, $this->getTags ()));
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}
public function getRating () {
if (is_null ($this->rating) || $this->rating == 0) {
return "";
}
$retour = "";
for ($i = 0; $i < $this->rating / 2; $i++) {
$retour .= "&#9733;";
}
for ($i = 0; $i < 5 - $this->rating / 2; $i++) {
$retour .= "&#9734;";
}
return $retour;
}
public function getPubDate () {
if (is_null ($this->pubdate) || ($this->pubdate <= -58979923200)) {
return "";
}
else {
return date ("Y", $this->pubdate);
}
}
public function getComment ($withSerie = true) {
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$addition = "";
$se = $this->getSerie ();
if (!is_null ($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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}
if (preg_match ("/<\/(div|p|a|span)>/", $this->comment))
{
return $addition . html2xhtml ($this->comment);
}
else
{
return $addition . htmlspecialchars ($this->comment);
}
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}
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public function getDataFormat ($format) {
foreach ($this->getDatas () as $data)
{
if ($data->format == $format)
{
return $data;
}
}
return NULL;
}
public function getFilePath ($extension, $idData = NULL, $relative = false)
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{
$file = NULL;
if ($extension == "jpg")
{
$file = "cover.jpg";
}
else
{
$data = $this->getDataById ($idData);
$file = $data->name . "." . strtolower ($data->format);
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}
if ($relative)
{
return $this->relativePath."/".$file;
}
else
{
return $this->path."/".$file;
}
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}
public function getUpdatedEpub ($idData)
{
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global $config;
$data = $this->getDataById ($idData);
try
{
$epub = new EPub ($data->getLocalPath ());
$epub->Title ($this->title);
$authorArray = array ();
foreach ($this->getAuthors() as $author) {
$authorArray [$author->sort] = $author->name;
}
$epub->Authors ($authorArray);
$epub->Language ($this->getLanguages ());
$epub->Description ($this->getComment (false));
$epub->Subjects ($this->getTagsName ());
$epub->Cover2 ($this->getFilePath ("jpg"), "image/jpeg");
$epub->Calibre ($this->uuid);
$se = $this->getSerie ();
if (!is_null ($se)) {
$epub->Serie ($se->name);
$epub->SerieIndex ($this->seriesIndex);
}
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if ($config['cops_provide_kepub'] == "1" && preg_match("/Kobo/", $_SERVER['HTTP_USER_AGENT'])) {
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$epub->updateForKepub ();
}
$epub->download ($data->getUpdatedFilenameEpub ());
}
catch (Exception $e)
{
echo "Exception : " . $e->getMessage();
}
}
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public function getLinkArray ()
{
global $config;
$linkArray = array();
if ($this->hasCover)
{
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array_push ($linkArray, Data::getLink ($this, "jpg", "image/jpeg", Link::OPDS_IMAGE_TYPE, "cover.jpg", NULL));
array_push ($linkArray, Data::getLink ($this, "jpg", "image/jpeg", Link::OPDS_THUMBNAIL_TYPE, "cover.jpg", NULL));
}
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foreach ($this->getDatas () as $data)
{
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if ($data->isKnownType ())
{
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array_push ($linkArray, $data->getDataLink (Link::OPDS_ACQUISITION_TYPE, "Download"));
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}
}
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foreach ($this->getAuthors () as $author) {
array_push ($linkArray, new LinkNavigation ($author->getUri (), "related", str_format (localize ("bookentry.author"), localize ("splitByLetter.book.other"), $author->name)));
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}
$serie = $this->getSerie ();
if (!is_null ($serie)) {
array_push ($linkArray, new LinkNavigation ($serie->getUri (), "related", str_format (localize ("content.series.data"), $this->seriesIndex, $serie->name)));
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}
return $linkArray;
}
public function getEntry () {
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return new EntryBook ($this->getTitle (), $this->getEntryId (),
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$this->getComment (), "text/html",
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$this->getLinkArray (), $this);
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}
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();
$entry = new Entry (localize ("allbooks.title"),
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self::ALL_BOOKS_ID,
str_format (localize ("allbooks.alphabetical", $nBooks), $nBooks), "text",
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array ( new LinkNavigation ("?page=".parent::PAGE_ALL_BOOKS)));
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array_push ($result, $entry);
$entry = new Entry (localize ("recent.title"),
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self::ALL_RECENT_BOOKS_ID,
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);
return $result;
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}
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public static function getBooksByAuthor($authorId, $n) {
return self::getEntryArray (self::SQL_BOOKS_BY_AUTHOR, array ($authorId), $n);
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}
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public static function getBooksBySeries($serieId, $n) {
return self::getEntryArray (self::SQL_BOOKS_BY_SERIE, array ($serieId), $n);
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}
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public static function getBooksByTag($tagId, $n) {
return self::getEntryArray (self::SQL_BOOKS_BY_TAG, array ($tagId), $n);
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}
public static function getBooksByCustom($customId, $id, $n) {
$query = str_format (self::SQL_BOOKS_BY_CUSTOM, "{0}", "{1}", CustomColumn::getTableLinkName ($customId), CustomColumn::getTableLinkColumn ($customId));
return self::getEntryArray ($query, array ($id), $n);
}
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public static function getBookById($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 = ?');
$result->execute (array ($bookId));
while ($post = $result->fetchObject ())
{
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$book = new Book ($post);
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return $book;
}
return NULL;
}
public static function getBookByDataId($dataId) {
$result = parent::getDb ()->prepare('select ' . self::BOOK_COLUMNS . ', data.name, data.format
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from data, books ' . self::SQL_BOOKS_LEFT_JOIN . '
where data.book = books.id and data.id = ?');
$result->execute (array ($dataId));
while ($post = $result->fetchObject ())
{
$book = new Book ($post);
$data = new Data ($post, $book);
$data->id = $dataId;
$book->datas = array ($data);
return $book;
}
return NULL;
}
public static function getBooksByQuery($query, $n, $database = NULL) {
return self::getEntryArray (self::SQL_BOOKS_QUERY, array ("%" . $query . "%", "%" . $query . "%"), $n, $database);
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}
public static function getAllBooks() {
$result = parent::getDb ()->query("select substr (upper (sort), 1, 1) as title, count(*) as count
from books
group by substr (upper (sort), 1, 1)
order by substr (upper (sort), 1, 1)");
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$entryArray = array();
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while ($post = $result->fetchObject ())
{
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array_push ($entryArray, new Entry ($post->title, Book::getEntryIdByLetter ($post->title),
str_format (localize("bookword", $post->count), $post->count), "text",
array ( new LinkNavigation ("?page=".parent::PAGE_ALL_BOOKS_LETTER."&id=". rawurlencode ($post->title)))));
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}
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return $entryArray;
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}
public static function getBooksByStartingLetter($letter, $n) {
return self::getEntryArray (self::SQL_BOOKS_BY_FIRST_LETTER, array ($letter . "%"), $n);
}
public static function getEntryArray ($query, $params, $n, $database = NULL) {
list ($totalNumber, $result) = parent::executeQuery ($query, self::BOOK_COLUMNS, self::getFilterString (), $params, $n, $database);
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$entryArray = array();
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while ($post = $result->fetchObject ())
{
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$book = new Book ($post);
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array_push ($entryArray, $book->getEntry ());
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}
return array ($entryArray, $totalNumber);
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}
public static function getAllRecentBooks() {
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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}
}
?>