# admin-site-enhancements/6.2.3/classes/class-custom-code.php

Admin and Site Enhancements (ASE), version 6.2.3. 259 lines.

- Page: https://pluginprobe.com/plugins/admin-site-enhancements/6.2.3/code/classes/class-custom-code.php
- Raw: https://pluginprobe.com/plugins/admin-site-enhancements/6.2.3/raw/classes/class-custom-code.php
- Modified: 2023-12-07T01:57:14+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/admin-site-enhancements/6.2.3/code/classes/class-custom-code.php#L10-L20`.

```php
<?php

namespace ASENHA\Classes;

/**
 * Class related to Custom Code features
 *
 * @since 3.6.0
 */
class Custom_Code
{
    /**
     * Enqueue custom admin CSS
     * Consider using https://github.com/Cerdic/CSSTidy in the future
     *
     * @since 2.3.0
     */
    public function custom_admin_css()
    {
        $options = get_option( ASENHA_SLUG_U, array() );
        $custom_admin_css = $options['custom_admin_css'];
        ?>
		<style type="text/css">
			<?php 
        echo  $custom_admin_css ;
        ?>
		</style>
		<?php 
    }
    
    /**
     * Enqueue custom frontend CSS
     * Consider using https://github.com/Cerdic/CSSTidy in the future
     *
     * @since 2.3.0
     */
    public function custom_frontend_css()
    {
        $options = get_option( ASENHA_SLUG_U, array() );
        $custom_frontend_css = $options['custom_frontend_css'];
        ?>
		<style type="text/css">
			<?php 
        echo  $custom_frontend_css ;
        ?>
		</style>
		<?php 
    }
    
    /**
     * Add Custom Body Class meta box for enabled post types
     * 
     * @since 3.9.0
     */
    public function add_custom_body_class_meta_box( $post_type, $post )
    {
        $options = get_option( ASENHA_SLUG_U, array() );
        $enable_custom_body_class_for = $options['enable_custom_body_class_for'];
        foreach ( $enable_custom_body_class_for as $post_type_slug => $is_custom_body_class_enabled ) {
            if ( get_post_type() == $post_type_slug && $is_custom_body_class_enabled ) {
                // Skip adding meta box for post types where Gutenberg is enabled
                // if (
                // 	function_exists( 'use_block_editor_for_post_type' )
                // 	&& use_block_editor_for_post_type( $post_type_slug )
                // ) {
                // 	continue; // go to the beginning of next iteration
                // }
                add_meta_box(
                    'asenha-custom-body-class',
                    // ID of meta box
                    'Custom &lt;body&gt; Class',
                    // Title of meta box
                    [ $this, 'output_custom_body_class_meta_box' ],
                    // Callback function
                    $post_type_slug,
                    // The screen on which the meta box should be output to
                    'normal',
                    // context
                    'high'
                );
            }
        }
    }
    
    /**
     * Render External Permalink meta box
     *
     * @since 3.9.0
     */
    public function output_custom_body_class_meta_box( $post )
    {
        ?>
		<div class="custom-body-class-input">
			<input name="<?php 
        echo  esc_attr( 'custom_body_class' ) ;
        ?>" class="large-text" id="<?php 
        echo  esc_attr( 'custom_body_class' ) ;
        ?>" type="text" value="<?php 
        echo  esc_attr( get_post_meta( $post->ID, '_custom_body_class', true ) ) ;
        ?>" placeholder="e.g. light-theme new-year-promo" />
			<div class="custom-body-class-input-description">Use blank space to separate multiple classes, e.g. first-class second-class</div>
			<?php 
        wp_nonce_field(
            'custom_body_class_' . $post->ID,
            'custom_body_class_nonce',
            false,
            true
        );
        ?>
		</div>
		<?php 
    }
    
    /**
     * Save custom body class input
     *
     * @since 3.9.0
     */
    public function save_custom_body_class( $post_id )
    {
        // Only proceed if nonce is verified
        
        if ( isset( $_POST['custom_body_class_nonce'] ) && wp_verify_nonce( $_POST['custom_body_class_nonce'], 'custom_body_class_' . $post_id ) ) {
            // Get the value of external permalink from input field
            $custom_body_class = ( isset( $_POST['custom_body_class'] ) ? sanitize_text_field( trim( $_POST['custom_body_class'] ) ) : '' );
            // Update or delete external permalink post meta
            
            if ( !empty($custom_body_class) ) {
                update_post_meta( $post_id, '_custom_body_class', $custom_body_class );
            } else {
                delete_post_meta( $post_id, '_custom_body_class' );
            }
        
        }
    
    }
    
    /**
     * Append custom body classes to the frontend <body> tag
     *
     * @since 4.4.0
     */
    public function append_custom_body_class( $classes )
    {
        // Only add custom body classes to the singular view of enabled post types
        
        if ( is_singular() ) {
            global  $post ;
            $custom_body_classes = get_post_meta( $post->ID, '_custom_body_class', true );
            
            if ( !empty($custom_body_classes) ) {
                $custom_body_classes = explode( ' ', $custom_body_classes );
                foreach ( $custom_body_classes as $custom_body_class ) {
                    $classes[] = sanitize_html_class( $custom_body_class );
                }
            }
        
        }
        
        return $classes;
    }
    
    /** 
     * Show content of ads.txt saved to options
     *
     * @since 3.2.0
     */
    public function show_ads_appads_txt_content()
    {
        $options = get_option( ASENHA_SLUG_U, array() );
        $request = ( isset( $_SERVER['REQUEST_URI'] ) ? esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : false );
        
        if ( '/ads.txt' === $request ) {
            $ads_txt_content = ( array_key_exists( 'ads_txt_content', $options ) ? $options['ads_txt_content'] : '' );
            header( 'Content-Type: text/plain' );
            echo  esc_textarea( $ads_txt_content ) ;
            die;
        }
        
        
        if ( '/app-ads.txt' === $request ) {
            $app_ads_txt_content = ( array_key_exists( 'app_ads_txt_content', $options ) ? $options['app_ads_txt_content'] : '' );
            header( 'Content-Type: text/plain' );
            echo  esc_textarea( $app_ads_txt_content ) ;
            die;
        }
    
    }
    
    /**
     * Maybe show custom robots.txt content
     *
     * @since 3.5.0
     */
    public function maybe_show_custom_robots_txt_content( $output, $public )
    {
        $options = get_option( ASENHA_SLUG_U, array() );
        if ( array_key_exists( 'robots_txt_content', $options ) && !empty($options['robots_txt_content']) ) {
            $output = wp_strip_all_tags( $options['robots_txt_content'] );
        }
        return $output;
    }
    
    /**
     * Insert code before </head> tag
     *
     * @since 3.3.0
     */
    public function insert_head_code()
    {
        $this->insert_code( 'head' );
    }
    
    /**
     * Insert code after <body> tag
     *
     * @since 3.3.0
     */
    public function insert_body_code()
    {
        $this->insert_code( 'body' );
    }
    
    /**
     * Insert code in footer section before </body> tag
     *
     * @since 3.3.0
     */
    public function insert_footer_code()
    {
        $this->insert_code( 'footer' );
    }
    
    /**
     * Insert code
     *
     * @since 3.3.0
     */
    public function insert_code( $location )
    {
        // Do not insert code in admin, feed, robots or trackbacks
        if ( is_admin() || is_feed() || is_robots() || is_trackback() ) {
            return;
        }
        // Get option that stores the code
        $options = get_option( ASENHA_SLUG_U, array() );
        if ( 'head' == $location ) {
            $code = ( array_key_exists( 'head_code', $options ) ? $options['head_code'] : '' );
        }
        if ( 'body' == $location ) {
            $code = ( array_key_exists( 'body_code', $options ) ? $options['body_code'] : '' );
        }
        if ( 'footer' == $location ) {
            $code = ( array_key_exists( 'footer_code', $options ) ? $options['footer_code'] : '' );
        }
        echo  wp_unslash( $code ) . PHP_EOL ;
    }

}
```