cops/author.php

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<?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');
class Author extends Base {
const ALL_AUTHORS_ID = "calibre:authors";
public $id;
public $name;
public $sort;
public function __construct($pid, $pname) {
$this->id = $pid;
$this->name = $pname;
}
public function getUri () {
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return "?page=".parent::PAGE_AUTHOR_DETAIL."&id=$this->id";
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}
public function getEntryId () {
return self::ALL_AUTHORS_ID.":".$this->id;
}
public static function getCount() {
$nAuthors = parent::getDb ()->query('select count(*) from authors')->fetchColumn();
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$entry = new Entry ("Authors", self::ALL_AUTHORS_ID,
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"Alphabetical index of the $nAuthors authors", "text",
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array ( new LinkNavigation ("?page=".parent::PAGE_ALL_AUTHORS)));
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return $entry;
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}
public static function getAllAuthors() {
$result = parent::getDb ()->query('select authors.id as id, authors.name as name, authors.sort as sort, count(*) as count
from authors, books_authors_link
where author = authors.id
group by authors.id, authors.name, authors.sort
order by sort');
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$entryArray = array();
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while ($post = $result->fetchObject ())
{
$author = new Author ($post->id, $post->sort);
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array_push ($entryArray, new Entry ($post->sort, $author->getEntryId (),
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"$post->count books", "text",
array ( new LinkNavigation ($author->getUri ()))));
}
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return $entryArray;
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}
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public static function getAuthorById ($authorId) {
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$result = parent::getDb ()->prepare('select sort from authors where id = ?');
$result->execute (array ($authorId));
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return new Author ($authorId, $result->fetchColumn ());
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}
public static function getAuthorByBookId ($bookId) {
$result = parent::getDb ()->prepare('select authors.id as id, authors.sort as sort
from authors, books_authors_link
where author = authors.id
and book = ?');
$result->execute (array ($bookId));
$authorArray = array ();
while ($post = $result->fetchObject ()) {
array_push ($authorArray, new Author ($post->id, $post->sort));
}
return $authorArray;
}
}
?>