Additional script options for the Genesis Framework

gistfile1.php

<?php 
/**
 * Create additional scripts options for the Genesis Framework.
 *
 * Genesis provides site wide script options out of the box. It also provides
 * the ability to set script options on a per page/post basis.
 *
 * It does not provide the ability to control before/after script options
 * globally for posts and/or pages, which is what we provide below.
 */

/**
 * Defaults
 * 
 * @since 1.0.0
 * @param array $defaults
 * @return array
 */
function ja_genesis_additional_scripts_defaults( $defaults ) {
	$defaults['page_before'] = '';
	$defaults['page_after']  = '';
	$defaults['post_before'] = '';
	$defaults['page_after']  = '';
	return $defaults;
}
add_filter( 'genesis_theme_settings_defaults', 'ja_genesis_additional_scripts_defaults' );

/**
 * Sanitization options
 *
 * @since 1.0.0
 */
function ja_genesis_additional_scripts_sanitization() {
	genesis_add_option_filter( 'requires_unfiltered_html', GENESIS_SETTINGS_FIELD,
		array(
			'page_before',
			'page_after',
			'post_before',
			'post_after',
	) );
}
add_action( 'genesis_settings_sanitizer_init', 'ja_genesis_additional_scripts_sanitization' );

/**
 * Register Metabox
 *
 * @since 1.0.0
 * @param string $_genesis_theme_settings_pagehook
 */

function ja_genesis_additional_scripts_metabox_register( $_genesis_theme_settings_pagehook ) {
	add_meta_box('ja-genesis-additional-scripts', 'Additional Scripts', 'ja_genesis_additional_scripts_metabox_render', $_genesis_theme_settings_pagehook, 'main', 'low');
}
add_action('genesis_theme_settings_metaboxes', 'ja_genesis_additional_scripts_metabox_register');

/**
 * Render Metabox
 *
 * @since 1.0.0
 */
function ja_genesis_additional_scripts_metabox_render() {
	?>
	<div style="background-color:#eee;margin:-11px -10px 10px -10px;padding:8px 10px;font-weight:700;font-size:16px;">PAGES</div>
	<p><label for="<?php echo GENESIS_SETTINGS_FIELD; ?>[page_before]">Enter scripts or code you would like output to <code>wp_head()</code> on pages:</label></p>
	<textarea name="<?php echo GENESIS_SETTINGS_FIELD; ?>[page_before]" class="large-text" id="<?php echo GENESIS_SETTINGS_FIELD; ?>[page_before]" cols="78" rows="8"><?php echo esc_textarea( genesis_get_option( 'page_before' ) ); ?></textarea>
	<hr class="div">
	<p><label for="<?php echo GENESIS_SETTINGS_FIELD; ?>[page_after]">Enter scripts or code you would like output to <code>wp_footer()</code> on pages:</label></p>
	<textarea name="<?php echo GENESIS_SETTINGS_FIELD; ?>[page_after]" class="large-text" id="<?php echo GENESIS_SETTINGS_FIELD; ?>[page_after]" cols="78" rows="8"><?php echo esc_textarea( genesis_get_option( 'page_after' ) ); ?></textarea>
	<div style="background-color:#eee;margin: 10px -10px 10px -10px;padding:8px 10px;font-weight:700;font-size:16px;">POSTS</div>
	<p><label for="<?php echo GENESIS_SETTINGS_FIELD; ?>[post_before]">Enter scripts or code you would like output to <code>wp_head()</code> on posts:</label></p>
	<textarea name="<?php echo GENESIS_SETTINGS_FIELD; ?>[post_before]" class="large-text" id="<?php echo GENESIS_SETTINGS_FIELD; ?>[post_before]" cols="78" rows="8"><?php echo esc_textarea( genesis_get_option( 'post_before' ) ); ?></textarea>
	<hr class="div">
	<p><label for="<?php echo GENESIS_SETTINGS_FIELD; ?>[post_after]">Enter scripts or code you would like output to <code>wp_footer()</code> on posts:</label></p>
	<textarea name="<?php echo GENESIS_SETTINGS_FIELD; ?>[post_after]" class="large-text" id="<?php echo GENESIS_SETTINGS_FIELD; ?>[post_after]" cols="78" rows="8"><?php echo esc_textarea( genesis_get_option( 'post_after' ) ); ?></textarea>
	<?php
}

/**
 * Add after scripts
 *
 * @since 1.0.0
 */
function ja_genesis_additional_scripts_after() {
	if ( is_page() ) {
		echo genesis_get_option( 'page_after' );
	}
	if ( is_singular( 'post' ) ) {
		echo genesis_get_option( 'post_after' );
	}
}
add_action('wp_footer', 'ja_genesis_additional_scripts_after', 30 );

/**
 * Add before scripts
 *
 * @since 1.0.0
 */
function ja_genesis_additional_scripts_before() {
	if ( is_page() ) {
		echo genesis_get_option( 'page_before' );
	}
	if ( is_singular( 'post' ) ) {
		echo genesis_get_option( 'post_before' );
	}
}
add_action( 'wp_head', 'ja_genesis_additional_scripts_before', 30 );