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Objective: Suppose you are required to create SEO friendly URLs with the merger of WP and CI, WP as front-end and CI as admin panel. You are adding projects with CI and showing detail of that project with WP. Steps: Code in controller (project.php) // create user friendly url string as per project name $pro_name = “new project name”; $pro_url = strtolower(str_replace(' ','-',trim($pro_name))); // insert in to wp_posts table $post = array( 'post_title' => $pro_name, 'post_name' => $pro_url, 'post_type' => 'page' ); $post_id = $this->utility_model->set('wp_posts', $post); // insert in to wp_postmeta table $postmeta = array( 'post_id' => $post_id, 'meta_key' => '_wp_page_template', 'meta_value' => 'project-detail.php' ); $this->utility_model->set('wp_postmeta', $postmeta); /* insert in to

The given PHP example adds a class to the standard classes in Images in Posts/Pages in WordPress. <?php function bb_add_image_class($class){ $class .= ' scale-with-grid'; return $class; } add_filter('get_image_tag_class','bb_add_image_class'); ?>

The given PHP example get the thumbnail URL in WordPress. <?php $src = wp_get_attachment_image_src( get_post_thumbnail_id($post->ID), array( 140,140 ), false, '' ); echo $src[0]; ?>

The given PHP example helps you to change the login logo and the login link into WordPress. <?php function custom_loginlogo() { echo ' '; } add_action('login_head', 'custom_loginlogo'); add_filter( 'login_headerurl', 'custom_loginlogo_url' ); function custom_loginlogo_url($url) { return 'http://www.wpbeginner.com'; } ?>

The given PHP example helps you to hide the Front-End dashboard bar from WordPress. Place this in your index.php before wp_footer() is called. <?php show_admin_bar( false ); ?>

The given PHP example allows you to automatically get the first image from the current post, and display it into WordPress. <?php function catch_that_image() { global $post, $posts; $first_img = ''; ob_start(); ob_end_clean(); $output = preg_match_all('/ /i', $post->post_content, $matches); $first_img = $matches [1] [0]; if(empty($first_img)){ //Defines a default image $first_img = "/images/default.jpg"; } return $first_img; } echo catch_that_image(); ?>

The given PHP example will display the post views within admin post columns into WordPress. <php add_filter('manage_posts_columns', 'posts_column_views'); add_action('manage_posts_custom_column', 'posts_custom_column_views',5,2); function posts_column_views($defaults){ $defaults['post_views'] = __('Views'); return $defaults; } function posts_custom_column_views($column_name, $id){ if($column_name === 'post_views'){ echo getPostViews(get_the_ID()); } } ?>

The given PHP example filter out a category from your WordPress. Add this code to your functions.php file. <?php function exclude_cat(){         if(is_home) {                 $query-> set('cat','-312');         }         return $query; } add_filter('pre_get_posts','exclude_cat'); ?>