OpenCart 2：默认显示类别模块中的所有子类别 (php)

Question

真的需要你的帮助才能完成这项工作。我正在使用 OpenCart 2.0.3.1，我希望边栏类别模块默认显示所有类别的所有子类别。目前，该模块仅在您单击某个类别时才显示子类别，并且仅显示该类别的子类别。您可以实际查看它：

http://demo.opencart.com/index.php?route=product/category&path=20

（左侧边栏的模块）

我只是在使用默认模块。我尝试了许多不同的方法来完成这项工作，但没有任何帮助。我知道我需要编辑这两个文件： catalog/controller/module/category.php

<?php
class ControllerModuleCategory extends Controller {
 public function index() {
  $this->load->language('module/category');

  $data['heading_title'] = $this->language->get('heading_title');

  if (isset($this->request->get['path'])) {
   $parts = explode('_', (string)$this->request->get['path']);
  } else {
   $parts = array();
  }

  if (isset($parts[0])) {
   $data['category_id'] = $parts[0];
  } else {
   $data['category_id'] = 0;
  }

  if (isset($parts[1])) {
   $data['child_id'] = $parts[1];
  } else {
   $data['child_id'] = 0;
  }

  $this->load->model('catalog/category');

  $this->load->model('catalog/product');

  $data['categories'] = array();

  $categories = $this->model_catalog_category->getCategories(0);

  foreach ($categories as $category) {
   $children_data = array();

   if ($category['category_id'] == $data['category_id']) {
    $children = $this->model_catalog_category->getCategories($category['category_id']);

    foreach($children as $child) {
     $filter_data = array('filter_category_id' => $child['category_id'], 'filter_sub_category' => true);

     $children_data[] = array(
      'category_id' => $child['category_id'],
      'name' => $child['name'] . ($this->config->get('config_product_count') ? ' (' . $this->model_catalog_product->getTotalProducts($filter_data) . ')' : ''),
      'href' => $this->url->link('product/category', 'path=' . $category['category_id'] . '_' . $child['category_id'])
     );
    }
   }

   $filter_data = array(
    'filter_category_id'  => $category['category_id'],
    'filter_sub_category' => true
   );

   $data['categories'][] = array(
    'category_id' => $category['category_id'],
    'name'        => $category['name'] . ($this->config->get('config_product_count') ? ' (' . $this->model_catalog_product->getTotalProducts($filter_data) . ')' : ''),
    'children'    => $children_data,
    'href'        => $this->url->link('product/category', 'path=' . $category['category_id'])
   );
  }

  if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/module/category.tpl')) {
   return $this->load->view($this->config->get('config_template') . '/template/module/category.tpl', $data);
  } else {
   return $this->load->view('default/template/module/category.tpl', $data);
  }
 }
}

catalog/view/theme/default/template/module/category.tpl

<div class="list-group">
  <?php foreach ($categories as $category) { ?>
  <?php if ($category['category_id'] == $category_id) { ?>
  <a href="<?php echo $category['href']; ?>" class="list-group-item active"><?php echo $category['name']; ?></a>
  <?php if ($category['children']) { ?>
  <?php foreach ($category['children'] as $child) { ?>
  <?php if ($child['category_id'] == $child_id) { ?>
  <a href="<?php echo $child['href']; ?>" class="list-group-item active">&nbsp;&nbsp;&nbsp;- <?php echo $child['name']; ?></a>
  <?php } else { ?>
  <a href="<?php echo $child['href']; ?>" class="list-group-item">&nbsp;&nbsp;&nbsp;- <?php echo $child['name']; ?></a>
  <?php } ?>
  <?php } ?>
  <?php } ?>
  <?php } else { ?>
  <a href="<?php echo $category['href']; ?>" class="list-group-item"><?php echo $category['name']; ?></a>
  <?php } ?>
  <?php } ?>
</div>

感谢任何帮助，干杯

Answer 1

这里，如果我没听错，你想在页面上自动显示所有子类别，而不是只显示当前页面类别的子类别。

将这些代码复制到您的系统

控制器： catalog/controller/module/category.php

<?php
class ControllerModuleCategory extends Controller {
    public function index() {
        $this->load->language('module/category');

        $data['heading_title'] = $this->language->get('heading_title');

        if (isset($this->request->get['path'])) {
            $parts = explode('_', (string)$this->request->get['path']);
        } else {
            $parts = array();
        }

        if (isset($parts[0])) {
            $data['category_id'] = $parts[0];
        } else {
            $data['category_id'] = 0;
        }

        if (isset($parts[1])) {
            $data['child_id'] = $parts[1];
        } else {
            $data['child_id'] = 0;
        }

        $this->load->model('catalog/category');

        $this->load->model('catalog/product');

        $data['categories'] = array();

        $categories = $this->model_catalog_category->getCategories(0);

        foreach ($categories as $category) {
            $children_data = array();

            //if ($category['category_id'] == $data['category_id']) { 
                $children = $this->model_catalog_category->getCategories($category['category_id']);

                foreach($children as $child) {
                    $filter_data = array('filter_category_id' => $child['category_id'], 'filter_sub_category' => true);

                    $children_data[] = array(
                        'category_id' => $child['category_id'],
                        'name' => $child['name'] . ($this->config->get('config_product_count') ? ' (' . $this->model_catalog_product->getTotalProducts($filter_data) . ')' : ''),
                        'href' => $this->url->link('product/category', 'path=' . $category['category_id'] . '_' . $child['category_id'])
                    );
                }
            //}

            $filter_data = array(
                'filter_category_id'  => $category['category_id'],
                'filter_sub_category' => true
            );

            $data['categories'][] = array(
                'category_id' => $category['category_id'],
                'name'        => $category['name'] . ($this->config->get('config_product_count') ? ' (' . $this->model_catalog_product->getTotalProducts($filter_data) . ')' : ''),
                'children'    => $children_data,
                'href'        => $this->url->link('product/category', 'path=' . $category['category_id'])
            );
        }

        if (file_exists(DIR_TEMPLATE . $this->config->get('config_template') . '/template/module/category.tpl')) {
            return $this->load->view($this->config->get('config_template') . '/template/module/category.tpl', $data);
        } else {
            return $this->load->view('default/template/module/category.tpl', $data);
        }
    }
}

查看文件： catalog/view/theme/default/template/module/category.tpl

<div class="list-group">
  <?php foreach ($categories as $category) { ?>
  <?php //if ($category['category_id'] == $category_id) { ?>
  <a href="<?php echo $category['href']; ?>" class="list-group-item active"><?php echo $category['name']; ?></a>
  <?php if ($category['children']) { ?>
  <?php foreach ($category['children'] as $child) { ?>
  <?php if ($child['category_id'] == $child_id) { ?>
  <a href="<?php echo $child['href']; ?>" class="list-group-item active">&nbsp;&nbsp;&nbsp;- <?php echo $child['name']; ?></a>
  <?php } else { ?>
  <a href="<?php echo $child['href']; ?>" class="list-group-item">&nbsp;&nbsp;&nbsp;- <?php echo $child['name']; ?></a>
  <?php } ?>
  <?php } ?>
  <?php } ?>
  <?php /*} else { ?>
  <a href="<?php echo $category['href']; ?>" class="list-group-item"><?php echo $category['name']; ?></a>
  <?php }*/ ?>
  <?php } ?>
</div>

如您在文件中所见，我指出阻止子类别默认显示的语句。

OpenCart 2：默认显示类别模块中的所有子类别 (php)

OpenCart 2: Show all subcategories in category module by default (php)

php

opencart

opencart2.x

opencart-module