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books.php
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<?php
require_once('includes/database.php');
?>
<!DOCTYPE html>
<html lang="en">
<head>
<?php
require_once("includes/head.php");
?>
</head>
<body>
<?php
require_once("includes/navbar.php");
?>
<br />
<div class="container">
<div class="row">
<div class="col-md-2">
</div>
<div class="col-md-6">
<h2>Books</h2>
<br />
<button type="button" class="btn btn-default sort-by-button" disabled>Sort By:</button>
<?php
$sorts = array('date_added' => 'Date Added', 'name' => 'Title', 'author' => 'Author');
foreach ($sorts as $key => $sort) {
$btn_color = 'btn-default';
$btn_icon = '';
$btn_direction='asc';
if(isset($_GET['sortby']) && $_GET['sortby'] == $key) {
$btn_color = 'btn-primary';
if ($_GET['sortdirection'] == 'asc') {
$btn_icon='<span class="glyphicon glyphicon-chevron-up"></span> ';
$btn_direction='desc';
} else
$btn_icon='<span class="glyphicon glyphicon-chevron-down"></span> ';
}
$link = '?sortby=' . $key . '&sortdirection=' . $btn_direction;
if(!empty($_GET)) {
foreach ($_GET as $key => $value) {
if($key != 'sortdirection' && $key != 'sortby')
$link .= "&" . $key . "=" . urlencode($value);
}
}
echo '<a class="sort-button" href="books.php'. $link .'"><button type="button" class="btn ' . $btn_color . '">' . $btn_icon . $sort . '</button></a>';
}
?>
<div class="pull-right btn-group">
<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown">10 <span class="caret"></span></button>
<ul class="dropdown-menu" role="menu">
<li><a href="#">5</a></li>
<li><a href="#">10</a></li>
<li><a href="#">25</a></li>
<li><a href="#">50</a></li>
</ul>
</div>
</div>
<div class="col-md-2">
</div>
</div>
<br /><br />
<?php
$orderby = 'date_added DESC';
$book_count = 10;
$page = '0,' . $book_count;
if(isset($_GET['sortby']) && isset($_GET['sortdirection']))
$orderby = $_GET['sortby'] . ' ' . $_GET['sortdirection'];
if(isset($_GET['page']) && is_numeric($_GET['page']) && $_GET['page'] > 0) {
$lower_limit = ($_GET['page'] - 1) * $book_count;
$page = $lower_limit . ',' . $book_count;
}
$search = '';
if(isset($_GET['search']))
$search = sprintf("WHERE name LIKE '%%%s%%' OR author LIKE '%%%s%%' OR publisher LIKE '%%%s%%'", $_GET['search'], $_GET['search'], $_GET['search']);
if(isset($_GET['publisher'])) {
if($search == '')
$search = "WHERE publisher = '" . $_GET['publisher'] . "'";
else
$search = " AND publisher = '" . $_GET['publisher'] . "'";
}
if(isset($_GET['author'])) {
if($search == '')
$search = "WHERE author = '" . $_GET['author'] . "'";
else
$search = " AND author = '" . $_GET['author'] . "'";
}
$results = $database->query(sprintf("SELECT * FROM book_metas %s ORDER BY %s LIMIT %s", $search, $orderby, $page));
$results->data_seek(0);
if($results->num_rows == 0){
echo '
<div class="row">
<div class="col-md-2">
</div>
<div class="col-md-6">
<h3>No books found :(</h3>
</div>
<div class="col-md-2">
</div>
</div>';
} else {
while ($row = $results->fetch_assoc()) {
echo '<div class="row">
<div class="col-md-2">
</div>
<div class="col-md-6">
<div class="book">
<div class="col-md-4 book-image">
<a href="bookdetails.php?id=' . $row['id'] .'"><img height="250px" width="162px" src="imageparser.php?image_id=' . $row['id'] . '" /></a>
</div>
<div class="book-title-smaller">' . $row['name'] . '</div>
<div class="book-author-smaller">' . $row['author'] . '</div>
</div>
</div>
</div>';
}
?>
<div class="row">
<div class="col-md-2">
</div>
<div class="col-md-8">
<ul class="pagination">
<?php
$link = '';
if(!empty($_GET)) {
foreach ($_GET as $key => $value) {
if($key != 'page')
$link .= "&" . $key . "=" . urlencode($value);
}
}
?>
<li><a href="<?php echo 'books.php?page=1' . $link; ?>">«</a></li>
<?php
$results = $database->query(sprintf("SELECT COUNT(*) book_count FROM book_metas %s", $search));
$results->data_seek(0);
$row = $results->fetch_assoc();
$page = 1;
$total_pages = ceil($row['book_count'] / $book_count);
if(isset($_GET['page']) && is_numeric($_GET['page']) && $_GET['page'] > 0)
$page = $_GET['page'];
$lower_limit = ($page <= 5) ? 1 : $page - 5;
// Note fix the issue where the last page only shows 5 instead of 10
for ($i=0; $i < 10; $i++) {
$temp_page = $i + $lower_limit;
$active = ($page == $temp_page) ? ' class="active"' : '';
echo "<li" . $active ."><a href='books.php?page=" . $temp_page . $link . "'>" . $temp_page . "</a></li>";
if($row['book_count'] / ($book_count * $temp_page) < 1)
break;
}
?>
<li><a href="<?php echo 'books.php?page=' . $total_pages . $link ?>">»</a></li>
</ul>
</div>
</div>
<?php } ?>
<?php
require_once("includes/footer.php");
?>
</body>
</html>