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The Certifications feature allows you to showcase professional credentials, industry certifications, and qualifications offered or recognized by your organization.

​
Overview

Certifications are implemented as a simple custom post type (certificaciones) with basic WordPress features:
  • Title for certification name
  • Rich text editor for details
  • Featured image for certification badge or logo

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Post Type Registration

Certifications are registered in inc/cpts/certification.php:8-33: 
function vertisub_create_certification_post_type()
{
    register_post_type(
        'certificaciones',
        array(
            'labels' => array(
                'name'               => 'Certificaciones',
                'singular_name'      => 'Certificación',
                'add_new'            => 'Añadir Nueva',
                'add_new_item'       => 'Añadir Nueva Certificación',
                'edit_item'          => 'Editar Certificación',
                'new_item'           => 'Nueva Certificación',
                'view_item'          => 'Ver Certificación',
                'search_items'       => 'Buscar Certificaciones',
                'not_found'          => 'No se encontraron certificaciones',
                'not_found_in_trash' => 'No hay certificaciones en la papelera',
            ),
            'public'      => true,
            'has_archive' => true,
            'menu_icon'   => 'dashicons-awards',
            'supports'    => array('title', 'editor', 'thumbnail'),
            'rewrite'     => array('slug' => 'certificaciones'),
        )
    );
}
add_action('init', 'vertisub_create_certification_post_type');

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Supported Features

The certifications post type supports:
  • Title: Name of the certification
  • Editor: Detailed description and requirements
  • Thumbnail: Featured image (certification logo or badge)

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Creating a Certification

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Basic Setup

  1. Navigate to Certificaciones > Añadir Nueva in WordPress admin
  2. Enter the certification name as the title
    • Example: “PADI Open Water Diver”
    • Example: “Commercial Diving Supervisor”
    • Example: “Underwater Welding Certification”

​
Adding Details

Use the editor to include:
  • Description: What the certification represents
  • Requirements: Prerequisites and qualifications needed
  • Skills Covered: Competencies gained
  • Validity Period: How long the certification is valid
  • Renewal Process: How to maintain the certification
  • Recognition: Who recognizes or accredits this certification
  • Related Courses: Links to courses that lead to this certification
  1. Click Set featured image in the sidebar
  2. Upload or select:
    • Official certification logo
    • Certification badge
    • Sample certificate image
    • Related industry symbol

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Content Guidelines

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Title Format

Use clear, official certification names: 
Good:
- PADI Advanced Open Water Diver
- IMCA Air Diving Supervisor
- AWS D3.6 Underwater Welding Certification

Avoid:
- Advanced Cert
- Supervisor Level 2
- Welding

​
Description Structure

Organize the description for clarity: 
<h3>Overview</h3>
<p>Brief introduction to the certification...</p>

<h3>Prerequisites</h3>
<ul>
  <li>Minimum age requirement</li>
  <li>Previous certifications needed</li>
  <li>Medical clearance requirements</li>
</ul>

<h3>Competencies</h3>
<ul>
  <li>Skill 1</li>
  <li>Skill 2</li>
  <li>Skill 3</li>
</ul>

<h3>Examination</h3>
<p>Details about testing and evaluation...</p>

<h3>Validity and Renewal</h3>
<p>Duration and renewal requirements...</p>

​
Displaying Certifications

​
Archive Page

The archive is available at /certificaciones/ by default: 
// In archive-certificaciones.php
if (have_posts()) {
    while (have_posts()) {
        the_post();
        ?>
        <div class="certification-item">
            <?php if (has_post_thumbnail()) : ?>
                <div class="certification-badge">
                    <?php the_post_thumbnail('medium'); ?>
                </div>
            <?php endif; ?>
            
            <h2><?php the_title(); ?></h2>
            <div class="certification-excerpt">
                <?php the_excerpt(); ?>
            </div>
            <a href="<?php the_permalink(); ?>" class="btn">Learn More</a>
        </div>
        <?php
    }
}

​
Single Certification Page

// In single-certificaciones.php
if (have_posts()) {
    while (have_posts()) {
        the_post();
        ?>
        <article class="certification-detail">
            <header>
                <h1><?php the_title(); ?></h1>
                <?php if (has_post_thumbnail()) : ?>
                    <div class="certification-badge-large">
                        <?php the_post_thumbnail('large'); ?>
                    </div>
                <?php endif; ?>
            </header>
            
            <div class="certification-content">
                <?php the_content(); ?>
            </div>
        </article>
        <?php
    }
}

​
Certification Grid

Display certifications in a grid layout: 
<?php
$certifications = get_posts(array(
    'post_type' => 'certificaciones',
    'posts_per_page' => -1,
    'orderby' => 'title',
    'order' => 'ASC'
));
?>

<div class="certifications-grid">
    <?php foreach ($certifications as $cert) : ?>
        <div class="cert-card">
            <?php echo get_the_post_thumbnail($cert->ID, 'thumbnail'); ?>
            <h3><?php echo esc_html($cert->post_title); ?></h3>
            <a href="<?php echo get_permalink($cert->ID); ?>">
                View Details
            </a>
        </div>
    <?php endforeach; ?>
</div>

​
Linking to Courses

Connect certifications to related courses: 
// In single-certificaciones.php, after main content
<?php
// Find courses that might lead to this certification
$related_courses = get_posts(array(
    'post_type' => 'cursos',
    'posts_per_page' => -1,
    's' => get_the_title() // Search courses for certification name
));

if ($related_courses) : ?>
    <section class="related-courses">
        <h2>Related Training Courses</h2>
        <div class="course-list">
            <?php foreach ($related_courses as $course) : ?>
                <div class="course-item">
                    <h3><?php echo esc_html($course->post_title); ?></h3>
                    <a href="<?php echo get_permalink($course->ID); ?>">
                        View Course
                    </a>
                </div>
            <?php endforeach; ?>
        </div>
    </section>
<?php endif; ?>

​
URL Structure

Certifications use the following URL pattern: 
Single: /certificaciones/padi-open-water-diver/
Archive: /certificaciones/
The slug is automatically generated from the title but can be customized in the editor.

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Best Practices

  1. Official Names: Always use the official certification name
  2. High-Quality Images: Upload clear, professional badge images
  3. Complete Information: Include all relevant details about requirements and validity
  4. Regular Updates: Keep certification requirements current
  5. Clear Prerequisites: List all requirements clearly
  6. Industry Standards: Reference official certification bodies
  7. Search Optimization: Use common search terms in descriptions

​
Common Certification Types

Examples of certifications you might add:

​
Diving Certifications

  • Open Water Diver
  • Advanced Open Water Diver
  • Rescue Diver
  • Dive Master
  • Commercial Diver
  • Dive Supervisor

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Technical Certifications

  • Underwater Welding
  • Non-Destructive Testing (NDT)
  • Underwater Inspection
  • Hyperbaric Chamber Operation
  • ROV Pilot

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Safety Certifications

  • First Aid and CPR
  • Oxygen Provider
  • Emergency Response
  • Hazmat Awareness
  • Confined Space Entry

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Workflow Example

  1. Create certification: “IMCA Air Diving Supervisor”
  2. Add comprehensive description:
    • Overview of supervisor responsibilities
    • Prerequisites (minimum dive hours, previous certs)
    • Competencies covered
    • Examination process
    • Validity period (3 years)
    • Renewal requirements
  3. Upload IMCA official logo as featured image
  4. Link to related supervisor training course
  5. Publish and add to certifications archive
  6. Cross-reference from related course pages

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