102 lines
3.9 KiB
PHP
102 lines
3.9 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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class Author extends Base {
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const ALL_AUTHORS_ID = "cops:authors";
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const AUTHOR_COLUMNS = "authors.id as id, authors.name as name, authors.sort as sort, count(*) as count";
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const SQL_AUTHORS_BY_FIRST_LETTER = "select {0} from authors, books_authors_link where author = authors.id and upper (authors.sort) like ? group by authors.id, authors.name, authors.sort order by sort";
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const SQL_ALL_AUTHORS = "select {0} from authors, books_authors_link where author = authors.id group by authors.id, authors.name, authors.sort order by sort";
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public $id;
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public $name;
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public $sort;
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public function __construct($pid, $pname) {
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$this->id = $pid;
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$this->name = $pname;
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}
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public function getUri () {
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return "?page=".parent::PAGE_AUTHOR_DETAIL."&id=$this->id";
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}
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public function getEntryId () {
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return self::ALL_AUTHORS_ID.":".$this->id;
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}
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public static function getEntryIdByLetter ($startingLetter) {
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return self::ALL_AUTHORS_ID.":letter:".$startingLetter;
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}
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public static function getCount() {
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$nAuthors = parent::getDb ()->query('select count(*) from authors')->fetchColumn();
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$entry = new Entry (localize("authors.title"), self::ALL_AUTHORS_ID,
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str_format (localize("authors.alphabetical", $nAuthors), $nAuthors), "text",
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array ( new LinkNavigation ("?page=".parent::PAGE_ALL_AUTHORS)));
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return $entry;
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}
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public static function getAllAuthorsByFirstLetter() {
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$result = parent::getDb ()->query('select substr (upper (sort), 1, 1) as title, count(*) as count
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from authors
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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 ($post->title, Author::getEntryIdByLetter ($post->title),
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str_format (localize("authorword", $post->count), $post->count), "text",
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array ( new LinkNavigation ("?page=".parent::PAGE_AUTHORS_FIRST_LETTER."&id=". rawurlencode ($post->title)))));
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}
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return $entryArray;
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}
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public static function getAuthorsByStartingLetter($letter) {
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return self::getEntryArray (self::SQL_AUTHORS_BY_FIRST_LETTER, array ($letter . "%"));
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}
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public static function getAllAuthors() {
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return self::getEntryArray (self::SQL_ALL_AUTHORS, array ());
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}
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public static function getEntryArray ($query, $params) {
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list (, $result) = parent::executeQuery ($query, self::AUTHOR_COLUMNS, "", $params, -1);
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$entryArray = array();
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while ($post = $result->fetchObject ())
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{
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$author = new Author ($post->id, $post->sort);
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array_push ($entryArray, new Entry ($post->sort, $author->getEntryId (),
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str_format (localize("bookword", $post->count), $post->count), "text",
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array ( new LinkNavigation ($author->getUri ()))));
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}
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return $entryArray;
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}
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public static function getAuthorById ($authorId) {
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$result = parent::getDb ()->prepare('select sort from authors where id = ?');
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$result->execute (array ($authorId));
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return new Author ($authorId, $result->fetchColumn ());
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}
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public static function getAuthorByBookId ($bookId) {
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$result = parent::getDb ()->prepare('select authors.id as id, authors.sort as sort
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from authors, books_authors_link
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where author = authors.id
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and book = ?');
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$result->execute (array ($bookId));
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$authorArray = array ();
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while ($post = $result->fetchObject ()) {
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array_push ($authorArray, new Author ($post->id, $post->sort));
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}
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return $authorArray;
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}
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}
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