默认情况下，Opencart最新产品显示产品名称，产品描述和价格，但现在我想要产品预订价格（所有产品的新字段添加）在最新产品部分，所以我更改了我的最新产品代码并添加了代码来显示预订价格。这是最新产品的完整代码。
<?php
class ControllerModuleLatest extends Controller {
public function index($setting) {
$this->load->language('module/latest');
$data['heading_title'] = $this->language->get('heading_title');
$data['text_tax'] = $this->language->get('text_tax');
$data['button_cart'] = $this->language->get('button_cart');
$data['button_wishlist'] = $this->language->get('button_wishlist');
$data['button_compare'] = $this->language->get('button_compare');
$this->load->model('catalog/product');
$this->load->model('tool/image');
$data['products'] = array();
$filter_data = array(
'sort' => 'p.date_added',
'order' => 'DESC',
'start' => 0,
'limit' => $setting['limit']
);
$results = $this->model_catalog_product->getProducts($filter_data);
if ($results) {
foreach ($results as $result) {
if ($result['image']) {
$image = $this->model_tool_image->resize($result['image'], $setting['width'], $setting['height']);
} else {
$image = $this->model_tool_image->resize('placeholder.png', $setting['width'], $setting['height']);
}
if (($this->config->get('config_customer_price') && $this->customer->isLogged()) || !$this->config->get('config_customer_price')) {
$price = $this->currency->format($this->tax->calculate($result['price'], $result['tax_class_id'], $this->config->get('config_tax')));
} else {
$price = false;
}
if ((float)$result['special']) {
$special = $this->currency->format($this->tax->calculate($result['special'], $result['tax_class_id'], $this->config->get('config_tax')));
} else {
$special = false;
}
if ($this->config->get('config_tax')) {
$tax = $this->currency->format((float)$result['special'] ? $result['special'] : $result['price']);
} else {
$tax = false;
}
if ($this->config->get('config_review_status')) {
$rating = $result['rating'];
} else {
$rating = false;
}
$data['product']=$result['product_id'];
$data['products'][] = array(
'product_id' => $result['product_id'],
'thumb' => $image,
'name' => $result['name'],
'description' => utf8_substr(strip_tags(html_entity_decode($result['description'], ENT_QUOTES, 'UTF-8')), 0, $this->config->get('config_product_description_length')) . '..',
'price' => $price,
'special' => $special,
'booking_price' => $result['booking_price'],
'tax' => $tax,
'rating' => $rating,
'href' => $this->url->link('product/product', 'product_id=' . $result['product_id']),
);
}
if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/module/latest.tpl')) {
return $this->load->view($this->config->get('config_template') . '/template/module/latest.tpl', $data);
} else {
return $this->load->view('default/template/module/latest.tpl', $data);
}
}
}
}
latest.tpl
<script>
jQuery(document).ready(function(){
$(".quickview-latest").fancybox({
maxWidth : 800,
maxHeight : 600,
fitToView : false,
width : '70%',
height : '70%',
autoSize : false,
closeClick : false,
openEffect : 'elastic',
closeEffect : 'elastic',
});
});
</script>
<div class="box latest">
<div class="box-heading"><h3><?php echo $heading_title; ?></h3></div>
<div class="box-content">
<div class="row">
<?php $g=0; foreach ($products as $product) { $g++ ?>
<div class="product-layout col-lg-3 col-md-3 col-sm-3 col-xs-6">
<div class="product-thumb transition">
<a class="quickview quickview-latest" data-rel="details" href="#quickview_latest_<?php echo $g?>">
<?php echo $text_quick; ?>
</a>
<div class="quick_info">
<div id="quickview_latest_<?php echo $g?>">
<div>
<div class="left col-sm-4">
<div class="quickview_image image"><a href="<?php echo $product['href']; ?>"><img alt="<?php echo $product['name']; ?>" title="<?php echo $product['name']; ?>" class="img-responsive" src="<?php echo $product['thumb']; ?>" /></a></div>
</div>
<div class="right col-sm-8">
<h2><?php echo $product['name']; ?></h2>
<div class="inf">
<?php if ($product['author']) {?>
<p class="quickview_manufacture manufacture manufacture"><?php echo $text_manufacturer; ?> <a href="<?php echo $product['manufacturers'];?>"><?php echo $product['author']; ?></a></p>
<?php }?>
<?php if ($product['model']) {?>
<p class="product_model model"><?php echo $text_model; ?> <?php echo $product['model'];
?></p>
<?php }?>
<?php if ($products['booking_price']) {?>
<p class="product_model model"><?php echo $text_model; ?> <?php echo $products['booking_price'];
?></p>
<?php }?>
<?php if ($product['price']) { ?>
<div class="price">
<?php if (!$product['special']) { ?>
<?php echo $product['price'];?>
<?php } else { ?>
<span class="price-new"><?php echo $product['special']; ?></span> <span class="price-old"><?php echo $product['price']; ?></span>
<?php } ?>
<?php if ($product['tax']) { ?>
<span class="price-tax"><?php echo $text_tax; ?> <?php echo $product['tax']; ?></span>
<?php } ?>
</div>
<?php } ?>
</div>
<div class="cart-button">
<button type="button" class="btn btn-icon" data-toggle="tooltip" title="<?php echo $button_wishlist; ?>" onclick="wishlist.add('<?php echo $product['product_id']; ?>');"><i class="fa fa-star"></i></button><button type="button" class="btn btn-icon" data-toggle="tooltip" title="<?php echo $button_compare; ?>" onclick="compare.add('<?php echo $product['product_id']; ?>');"><i class="fa fa-exchange"></i></button><button type="button" class="btn btn-icon btn-add" data-toggle="tooltip" title="<?php echo $button_cart; ?>" onclick="cart.add('<?php echo $product['product_id']; ?>');"><i class="fa fa-shopping-cart"></i></button>
</div>
<div class="clear"></div>
<div class="rating">
<?php for ($i = 1; $i <= 5; $i++) { ?>
<?php if ($product['rating'] < $i) { ?>
<span class="fa fa-stack"><i class="fa fa-star fa-stack-2x"></i></span>
<?php } else { ?>
<span class="fa fa-stack"><i class="fa fa-star active fa-stack-2x"></i></span>
<?php } ?>
<?php } ?>
</div>
</div>
<div class="col-sm-12">
<div class="quickview_description description">
<?php echo $product['description1'];?>
</div>
</div>
</div>
</div>
</div>
<div class="image">
<a href="<?php echo $product['href']; ?>">
<img src="<?php echo $product['thumb']; ?>" alt="<?php echo $product['name']; ?>" title="<?php echo $product['name']; ?>" class="img-responsive" />
</a>
<div class="new_pr"><?php echo $text_new; ?></div>
</div>
<div class="caption">
<?php if ($product['price']) { ?>
<div class="price">
<?php if (!$product['special']) { ?>
<?php echo $product['price']; ?>
<?php } else { ?>
<span class="price-new">
<?php echo $product['special']; ?>
</span>
<span class="price-old">
<?php echo $product['price']; ?>
</span>
<?php } ?>
<?php if ($product['tax']) { ?>
<span class="price-tax">
<?php echo $text_tax; ?> <?php echo $product['tax']; ?>
</span>
<?php } ?>
</div>
<?php } ?>
<?php if ($product['booking_price']) {?>
<p class="product_model model"><?php echo $text_model; ?> <?php echo $product['booking_price'];
?></p>
<?php }?>
<div class="name">
<a href="<?php echo $product['href']; ?>">
<?php echo $product['name']; ?>
</a>
</div>
<div class="description"><?php echo mb_substr($product['description'],0,84,'UTF-8').'...'; ?></div>
<div class="rating">
<?php for ($i = 1; $i <= 5; $i++) { ?>
<?php if ($product['rating'] < $i) { ?>
<span class="fa fa-stack"><i class="fa fa-star fa-stack-2x"></i></span>
<?php } else { ?>
<span class="fa fa-stack"><i class="fa fa-star active fa-stack-2x"></i></span>
<?php } ?>
<?php } ?>
</div>
</div>
<div class="cart-button">
<button class="btn btn-icon" type="button" data-toggle="tooltip" title="<?php echo $button_wishlist; ?>" onclick="wishlist.add('<?php echo $product['product_id']; ?>');"><i class="fa fa-star"></i></button><button class="btn btn-add" type="button" onclick="cart.add('<?php echo $product['product_id']; ?>');"><span><?php echo $button_cart; ?></span></button>
</div>
</div>
</div>
<?php } ?>
</div>
</div>
</div>
我收到此错误 注意：第114行的C：\ wamp \ www \ royal \ catalog \ view \ theme \ theme546 \ template \ module \ latest.tpl中的未定义索引：booking_price
任何帮助和建议都会很明显。谢谢。