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<?php
/**
* Class for Head & Footer Code article metabox
*
* @package Head_Footer_Code
*/
// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
die;
}
/**
* Class to compose Head & Footer article metabox
*/
abstract class AUHfc_Meta_Box {
/**
* This function adds a meta box with a callback function of my_metabox_callback()
*/
public static function add() {
$auhfc_settings = auhfc_settings();
if ( empty( $auhfc_settings['article']['post_types'] ) ) {
return;
}
foreach ( $auhfc_settings['article']['post_types'] as $post_type ) {
add_meta_box(
'auhfc-head-footer-code',
esc_html__( 'Head & Footer Code', 'head-footer-code' ),
array( self::class, 'html' ),
$post_type,
'normal',
'low'
);
}
} // END public static function add()
/**
* Save meta box content.
*
* @param int $post_id Post ID.
*/
public static function save( $post_id ) {
if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
return;
}
if ( ! isset( $_POST['head_footer_code_nonce'] ) || ! wp_verify_nonce( $_POST['head_footer_code_nonce'], '_head_footer_code_nonce' ) ) {
return;
}
if ( ! current_user_can( 'edit_post', $post_id ) ) {
return;
}
if ( ! empty( $_POST['auhfc'] ) ) {
$auhfc['head'] = ( ! empty( $_POST['auhfc']['head'] ) ) ? $_POST['auhfc']['head'] : '';
$auhfc['body'] = ( ! empty( $_POST['auhfc']['body'] ) ) ? $_POST['auhfc']['body'] : '';
$auhfc['footer'] = ( ! empty( $_POST['auhfc']['footer'] ) ) ? $_POST['auhfc']['footer'] : '';
$auhfc['behavior'] = ( ! empty( $_POST['auhfc']['behavior'] ) ) ? $_POST['auhfc']['behavior'] : '';
if ( ! empty( $auhfc ) ) {
update_post_meta( $post_id, '_auhfc', wp_slash( $auhfc ) );
}
}
} // END fpublic static function save( $post_id )
/**
* Meta box display callback.
*/
public static function html() {
wp_nonce_field( '_head_footer_code_nonce', 'head_footer_code_nonce' ); ?>
<p>
<?php
if ( ! current_user_can( 'manage_options' ) ) {
$allowed_managers = is_multisite() ? esc_html__( 'Super Admin' ) . ' ' . esc_html__( 'and' ) . ' ' . esc_html__( 'Administrator' ) : esc_html__( 'Administrator' );
printf(
/* translators: 1: </head>, 2: <body>, 3: </body>, 4: Plugin Settings page, 5: Allowed user roles */
esc_html__( 'Here you can insert article specific code for Head (before the %1$s), Body (after the %2$s) and Footer (before the %3$s) sections. They work in exactly the same way as site-wide code, which %6$s can configure under %5$s. Please note, if you leave empty any of article-specific fields and choose replace behavior, site-wide code will not be removed until you add empty space or empty HTML comment %4$s here.', 'head-footer-code' ),
'<code></head></code>',
'<code><body></code>',
'<code></body></code>',
'<code><!-- --></code>',
esc_html__( 'Tools' ) . ' > ' . esc_html__( 'Head & Footer Code', 'head-footer-code' ),
$allowed_managers
);
} else {
printf(
/* translators: 1: </head>, 2: <body>, 3: </body>, 4 link to Head & Footer Code Settings page */
esc_html__( 'Here you can insert article specific code for Head (before the %1$s), Body (after the %2$s) and Footer (before the %3$s) sections. They work in exactly the same way as site-wide code, which you can configure under %5$s. Please note, if you leave empty any of article-specific fields and choose replace behavior, site-wide code will not be removed until you add empty space or empty HTML comment %4$s here.', 'head-footer-code' ),
'<code></head></code>',
'<code><body></code>',
'<code></body></code>',
'<code><!-- --></code>',
'<a href="tools.php?page=' . HFC_PLUGIN_SLUG . '">' . esc_html__( 'Tools / Head & Footer Code', 'head-footer-code' ) . '</a>'
);
}
?>
</p>
<label><?php esc_html_e( 'Behavior', 'head-footer-code' ); ?></label><br />
<select name="auhfc[behavior]" id="auhfc_behavior">
<option value="append" <?php echo ( 'append' === auhfc_get_meta( 'behavior' ) ) ? 'selected' : ''; ?>><?php esc_html_e( 'Append to the site-wide code', 'head-footer-code' ); ?></option>
<option value="replace" <?php echo ( 'replace' === auhfc_get_meta( 'behavior' ) ) ? 'selected' : ''; ?>><?php esc_html_e( 'Replace the site-wide code', 'head-footer-code' ); ?></option>
</select>
<br /><br />
<label for="auhfc_head"><?php esc_html_e( 'Head Code', 'head-footer-code' ); ?></label><br />
<textarea name="auhfc[head]" id="auhfc_head" class="widefat code" rows="5"><?php echo esc_textarea( auhfc_get_meta( 'head' ) ); ?></textarea>
<p class="description"><?php esc_html_e( 'Example', 'head-footer-code' ); ?>: <code><link rel="stylesheet" href="<?php echo get_stylesheet_directory_uri(); ?>/style.css" type="text/css" media="all"></code></p>
<br />
<label for="auhfc_body"><?php esc_html_e( 'Body Code', 'head-footer-code' ); ?></label><br />
<textarea name="auhfc[body]" id="auhfc_body" class="widefat code" rows="5"><?php echo esc_textarea( auhfc_get_meta( 'body' ) ); ?></textarea>
<p class="description"><?php esc_html_e( 'Example', 'head-footer-code' ); ?>: <code><script src="<?php echo get_stylesheet_directory_uri(); ?>/body-start.js" type="text/javascript"></script></code></p>
<br />
<label for="auhfc_footer"><?php esc_html_e( 'Footer Code', 'head-footer-code' ); ?></label><br />
<textarea name="auhfc[footer]" id="auhfc_footer" class="widefat code" rows="5"><?php echo esc_textarea( auhfc_get_meta( 'footer' ) ); ?></textarea>
<p class="description"><?php esc_html_e( 'Example', 'head-footer-code' ); ?>: <code><script src="<?php echo get_stylesheet_directory_uri(); ?>/script.js" type="text/javascript"></script></code></p>
<script type="text/javascript">
(function(){
'use strict';
var auhfc_cm_head = wp.codeEditor.initialize(document.getElementById('auhfc_head'), cm_settings);
auhfc_cm_head.codemirror.on('change', function(el) { el.save(); });
var auhfc_cm_body = wp.codeEditor.initialize(document.getElementById('auhfc_body'), cm_settings);
auhfc_cm_body.codemirror.on('change', function(el) { el.save(); });
var auhfc_cm_footer = wp.codeEditor.initialize(document.getElementById('auhfc_footer'), cm_settings);
auhfc_cm_footer.codemirror.on('change', function(el) { el.save(); });
})();
</script>
<?php
} // END public static function html()
} // END class AUHfc_Meta_Box
/**
* Initialize metabox on proper backend screens
*/
function auhfc_init_meta_boxes() {
add_action( 'add_meta_boxes', array( 'AUHfc_Meta_Box', 'add' ) );
add_action( 'save_post', array( 'AUHfc_Meta_Box', 'save' ) );
}
if ( is_admin() ) {
add_action( 'load-post.php', 'auhfc_init_meta_boxes' );
add_action( 'load-post-new.php', 'auhfc_init_meta_boxes' );
}