Canonical URL for Subcategories

Code: Select all

mystore.com/product_1

Code: Select all

<link href="http://mystore.com/parent-category/sub-category/product_1" rel="canonical" />

Code: Select all

mydomain.com/product

Code: Select all

mydomain.com/parent-category/subcategory/product

Code: Select all

mydomain.com/subcategory

Code: Select all

mydomain.com/parent-category/subcategory

Code: Select all

This URL tested on the testing tool:
http://www.gadecosmetics.ca/eye-makeup/eyeliners/Idyllic-Long-Lasting-Eyeliner

Eyeliner: Idyllic Long Lasting - GA-DE Cosmetics Canada
gadecosmetics.ca › Eyes › Idyllic Long Lasting Eyeliner
CA$14.00 - ‎In stock
The excerpt from the page will show up here. The reason we can't show text from your webpage is because the text depends on the query the user types.

Code: Select all

<div id="box-category-area">
 <div class="box">
  <div class="box-heading"><span class="category"><?php echo $heading_title; ?></span></div>
  <div class="box-content">
    <div class="box-category">
      <ul>
        <?php foreach ($categories as $category) { ?>
        <li>
          <?php if ($category['category_id'] == $category_id) { ?>
          <a href="<?php echo $category['href']; ?>" class="active"><?php echo $category['name']; ?></a>
          <?php } else { ?>
          <a href="<?php echo $category['href']; ?>"><?php echo $category['name']; ?></a>
          <?php } ?>
          <?php if ($category['children']) { ?>
          <ul>
            <?php foreach ($category['children'] as $child) { ?>
            <li>
              <?php if ($child['category_id'] == $child_id) { ?>
              <a href="<?php echo $child['href']; ?>" class="active"><?php echo $child['name']; ?></a>
              <?php } else { ?>
              <a href="<?php echo $child['href']; ?>"><?php echo $child['name']; ?></a>
              <?php } ?>
            </li>
            <?php } ?>
          </ul>
          <?php } ?>
        </li>
        <?php } ?>
      </ul>
    </div>
  </div>
 </div>
</div>

Code: Select all

<?xml version="1.0" encoding="UTF-8"?>
<modification>
    <name><![CDATA[Duplicate Content Fix]]></name>
    <code><![CDATA[duplicate_content_fix]]></code>
    <version><![CDATA[1.0]]></version>
    <author><![CDATA[iSenseLabs]]></author>
    <link><![CDATA[https://isenselabs.com]]></link>
    <file path="catalog/controller/product/category.php">
        <operation>
            <search><![CDATA[$category_info = $this->model_catalog_category->getCategory($category_id);]]></search>
            <add position="before"><![CDATA[
                $this->session->data['last.entered.category'] = $category_id;
            ]]></add>
        </operation>
    </file>    
    <file path="catalog/controller/*/seo_url.php">
        <operation>
            <search><![CDATA[public function index() {]]></search>
            <add position="before"><![CDATA[
                public function findParentPath($category_id) {
                    $found_path = array($category_id);                   
                    do {
                        $category_result = $this->db->query("SELECT * FROM " . DB_PREFIX . "category WHERE category_id = '" . $category_id . "'");
                        $category_id = (int)$category_result->row['parent_id'];
                        if ($category_id > 0 && !in_array($category_id, $found_path)) {
                            array_unshift($found_path, $category_id);
                        }
                    } while ($category_id != 0);                   
                    return $found_path;
                }
            ]]></add>
        </operation>        
        <operation>
            <search><![CDATA[parse_str($url_info['query'], $data);]]></search>
            <add position="after"><![CDATA[
                $has_product_id = false;
                $has_path = false;               
                foreach ($data as $query_key => $query_value) {
                    if ($query_key == 'product_id' && !empty($data['route']) && $data['route'] == 'product/product') {
                        $has_product_id = $query_value;
                        unset($data['product_id']); // We will set it later, because we need product_id to be after path.
                    }                   
                    if ($query_key == 'path') {
                        $has_path = true;
                    }
                }               
                // Calculate full path
                $parent_categories_paths = array();               
                if ($has_product_id !== false) {
                    // Unset path and manufacturer_id because there is a product_id
                    unset($data['path']);
                    unset($data['manufacturer_id']);
                } else if ($has_path) {
                    // Find the true path based on the last category_id                   
                    $path_parts = explode('_', $data['path']);
                    $category_id = $path_parts[count($path_parts) - 1];                   
                    $parent_categories_paths[] = $this->findParentPath($category_id);
                }               
                if (!empty($parent_categories_paths)) {
                    $last_entered_category = !empty($this->session->data['last.entered.category']) ? (int)$this->session->data['last.entered.category'] : 0;                   
                    $data['path'] = implode('_', $parent_categories_paths[0]);

                    $has_path = true;                   
                    foreach ($parent_categories_paths as $parent_categories_path_candidate) {
                        if (in_array($last_entered_category, $parent_categories_path_candidate)) {
                            $data['path'] = implode('_', $parent_categories_path_candidate);
                            break;
                        }
                    }
                }
                if ($has_product_id !== false) {
                    $data['product_id'] = $has_product_id;
                }
            ]]></add>
        </operation>
    </file>
</modification>