我有一个页面“ product-category.php”，该页面显示来自三个表的查询结果，如何在不免除三（3）个表中任何结果的情况下成功分页此类页面？
我尝试在三个表上设置$ lmt仍然没有结果， 我尝试将限制放在查询后的循环上，并得到了部分结果，因为它返回了50个项目中的5之类的值，即使限制不是5。
<?php require_once('header.php'); ?>
<?php
$statement = $pdo->prepare("SELECT * FROM tbl_settings WHERE id=1");
$statement->execute();
$result = $statement->fetchAll(PDO::FETCH_ASSOC);
foreach ($result as $row) {
$banner_product_category = $row['banner_product_category'];
}
?>
<?php
if( !isset($_REQUEST['id']) || !isset($_REQUEST['type']) ) {
header('location: index.php');
exit;
} else {
if( ($_REQUEST['type'] != 'top-category') && ($_REQUEST['type'] != 'mid-category') && ($_REQUEST['type'] != 'end-category') ) {
header('location: index.php');
exit;
} else {
$statement = $pdo->prepare("SELECT * FROM tbl_top_category");
$statement->execute();
$result = $statement->fetchAll(PDO::FETCH_ASSOC);
foreach ($result as $row) {
$top[] = $row['tcat_id'];
$top1[] = $row['tcat_name'];
}
$statement = $pdo->prepare("SELECT * FROM tbl_mid_category");
$statement->execute();
$result = $statement->fetchAll(PDO::FETCH_ASSOC);
foreach ($result as $row) {
$mid[] = $row['mcat_id'];
$mid1[] = $row['mcat_name'];
$mid2[] = $row['tcat_id'];
}
$statement = $pdo->prepare("SELECT * FROM tbl_end_category");
$statement->execute();
$result = $statement->fetchAll(PDO::FETCH_ASSOC);
foreach ($result as $row) {
$end[] = $row['ecat_id'];
$end1[] = $row['ecat_name'];
$end2[] = $row['mcat_id'];
}
if($_REQUEST['type'] == 'top-category') {
if(!in_array($_REQUEST['id'],$top)) {
header('location: index.php');
exit;
} else {
// Getting Title
for ($i=0; $i < count($top); $i++) {
if($top[$i] == $_REQUEST['id']) {
$title = $top1[$i];
break;
}
}
$arr1 = array();
$arr2 = array();
// Find out all ecat ids under this
for ($i=0; $i < count($mid); $i++) {
if($mid2[$i] == $_REQUEST['id']) {
$arr1[] = $mid[$i];
}
}
for ($j=0; $j < count($arr1); $j++) {
for ($i=0; $i < count($end); $i++) {
if($end2[$i] == $arr1[$j]) {
$arr2[] = $end[$i];
}
}
}
$final_ecat_ids = $arr2;
}
}
if($_REQUEST['type'] == 'mid-category') {
if(!in_array($_REQUEST['id'],$mid)) {
header('location: index.php');
exit;
} else {
// Getting Title
for ($i=0; $i < count($mid); $i++) {
if($mid[$i] == $_REQUEST['id']) {
$title = $mid1[$i];
break;
}
}
$arr2 = array();
// Find out all ecat ids under this
for ($i=0; $i < count($end); $i++) {
if($end2[$i] == $_REQUEST['id']) {
$arr2[] = $end[$i];
}
}
$final_ecat_ids = $arr2;
}
}
if($_REQUEST['type'] == 'end-category') {
if(!in_array($_REQUEST['id'],$end)) {
header('location: index.php');
exit;
} else {
// Getting Title
for ($i=0; $i < count($end); $i++) {
if($end[$i] == $_REQUEST['id']) {
$title = $end1[$i];
break;
}
}
$final_ecat_ids = array($_REQUEST['id']);
}
}
}
}
?>
<div class="page-banner" style="background-image: url(assets/uploads/<?php echo $banner_product_category; ?>)">
<div class="inner">
<h1><?php echo LANG_VALUE_50; ?> <?php echo $title; ?></h1>
</div>
</div>
<div class="page">
<div class="container">
<div class="row">
<div class="col-md-3">
<?php require_once('sidebar-category.php'); ?>
</div>
<div class="col-md-9">
<h3><?php echo LANG_VALUE_51; ?> "<?php echo $title; ?>"</h3>
<div class="product product-cat">
<div class="row">
<?php
// Checking if any product is available or not
$prod_count = 0;
$statement = $pdo->prepare("SELECT * FROM tbl_product");
$statement->execute();
$result = $statement->fetchAll(PDO::FETCH_ASSOC);
foreach ($result as $row) {
$prod_table_ecat_ids[] = $row['ecat_id'];
}
for($ii=0;$ii<count($final_ecat_ids);$ii++):
if(in_array($final_ecat_ids[$ii],$prod_table_ecat_ids)) {
$prod_count++;
}
endfor;
if($prod_count==0) {
echo '<div class="pl_15">'.LANG_VALUE_153.'</div>';
} else {
for($ii=0;$ii<count($final_ecat_ids);$ii++) {
$statement = $pdo->prepare("SELECT * FROM tbl_product WHERE ecat_id=? AND p_is_active=?");
$statement->execute(array($final_ecat_ids[$ii],1));
$result = $statement->fetchAll(PDO::FETCH_ASSOC);
foreach ($result as $row) {
?>
<div class="col-md-4 item item-product-cat">
<div class="inner">
<div class="thumb">
<div class="photo" style="background-image:url(assets/uploads/<?php echo $row['p_featured_photo']; ?>);"></div>
<div class="overlay"></div>
</div>
<div class="text">
<h3><a href="product.php?id=<?php echo $row['p_id']; ?>"><?php echo $row['p_name']; ?></a></h3>
<h4>
<?php echo LANG_VALUE_1; ?><?php echo $row['p_current_price']; ?>
<?php if($row['p_old_price'] != ''): ?>
<del>
<?php echo LANG_VALUE_1; ?><?php echo $row['p_old_price']; ?>
</del>
<?php endif; ?>
</h4>
<div class="rating">
<?php
$t_rating = 0;
$statement1 = $pdo->prepare("SELECT * FROM tbl_rating WHERE p_id=?");
$statement1->execute(array($row['p_id']));
$tot_rating = $statement1->rowCount();
if($tot_rating == 0) {
$avg_rating = 0;
} else {
$result1 = $statement1->fetchAll(PDO::FETCH_ASSOC);
foreach ($result1 as $row1) {
$t_rating = $t_rating + $row1['rating'];
}
$avg_rating = $t_rating / $tot_rating;
}
?>
<?php
if($avg_rating == 0) {
echo '';
}
elseif($avg_rating == 1.5) {
echo '
<i class="fa fa-star"></i>
<i class="fa fa-star-half-o"></i>
<i class="fa fa-star-o"></i>
<i class="fa fa-star-o"></i>
<i class="fa fa-star-o"></i>
';
}
elseif($avg_rating == 2.5) {
echo '
<i class="fa fa-star"></i>
<i class="fa fa-star"></i>
<i class="fa fa-star-half-o"></i>
<i class="fa fa-star-o"></i>
<i class="fa fa-star-o"></i>
';
}
elseif($avg_rating == 3.5) {
echo '
<i class="fa fa-star"></i>
<i class="fa fa-star"></i>
<i class="fa fa-star"></i>
<i class="fa fa-star-half-o"></i>
<i class="fa fa-star-o"></i>
';
}
elseif($avg_rating == 4.5) {
echo '
<i class="fa fa-star"></i>
<i class="fa fa-star"></i>
<i class="fa fa-star"></i>
<i class="fa fa-star"></i>
<i class="fa fa-star-half-o"></i>
';
}
else {
for($i=1;$i<=5;$i++) {
?>
<?php if($i>$avg_rating): ?>
<i class="fa fa-star-o"></i>
<?php else: ?>
<i class="fa fa-star"></i>
<?php endif; ?>
<?php
}
}
?>
</div>
<?php if($row['p_qty'] == 0): ?>
<div class="out-of-stock">
<div class="inner">
Out Of Stock
</div>
</div>
<?php else: ?>
<p><a href="product.php?id=<?php echo $row['p_id']; ?>"> View </a></p>
<?php endif; ?>
</div>
</div>
</div>
<?php
}
}
}
?>
</div>
</div>
</div>
</div>
</div>
每当我选择一个类别时，我都希望页面完全分页。