<?php
require_once dirname(__DIR__) . DIRECTORY_SEPARATOR . 'core' . DIRECTORY_SEPARATOR . 'bootstrap.php';
$bookSelector = new BookSelect();
// find out how many results will be displayed on one page
$results = Config::get('pagination/results_per_page');
// find out how many records there are for given context
if (Input::exists('get') && Input::found('author')) {
$records = $bookSelector->countBooks('author', Input::get('author'));
} else {
if (Input::exists('get') && Input::found('genre')) {
$records = $bookSelector->countBooks('genre', Input::get('genre'));
} else {
if (Input::exists('get') && Input::found('title')) {
$records = $bookSelector->countBooks('title', Input::get('title'));
} else {
$records = $bookSelector->countBooks();
}
}
}
// calculate the last page of results
$last = ceil($records / $results);
// make sure $last cannot be less than 1
$last = $last >= 1 ? $last : 1;
// define the number of current page
$page = Input::exists('get') && Input::found('page') ? Input::get('page') : 1;
// change initial $page value if it's bigger than that of the $last page or less than 1
if ($page < 1) {
$page = 1;
} else {
if ($page > $last) {
