Work in progress of using PHP to create ACF fields in Wordpress. Posting here in an effort to improve and make more efficient and easier to manage

acf.php

<?php
	
if( function_exists('acf_add_local_field_group') ):

	// Main Content Group
	acf_add_local_field_group(array
	(
		'key' => 'content_1',
		'title' => 'Content',
		'fields' => array (
			// Add Flexible Content Row Array
			get_row_array(),
		),
		// Show only on post type Page
		'location' => array (
			array (
				array (
					'param' => 'post_type',
					'operator' => '==',
					'value' => 'page',
				),
			),
		),
		// Hide Main WYSIWYG
		'hide_on_screen' => array (
			0 => 'the_content',
		),
		'description' => '',
	));


	// Column Settings Group
	acf_add_local_field_group(array
	(
		'key' => 'column_settings',
		'title' => 'Column Settings',
		'fields' => array (
			array(
				'key' => 'column_widths_1',
				'label' => 'Column Width',
				'name' => 'column_width',
				'type' => 'select',
				'choices' => array (
					'twelvecol' => '100%',
					'ninecol' => '75%',
					'sixcol' => '50%',
					'threecol' => '25%',
				),
				'default_value' => 'twelvecol',
			),
		),
		'position' => 'normal',
		'style' => 'seamless',
		'label_placement' => 'top',
		'instruction_placement' => 'label',
		// Hide Main WYSIWYG
		'hide_on_screen' => array (
			0 => 'the_content',
		),
		'active' => 1,
		'description' => '',
	));
	
	
endif;




/********************	
Flexible Content Field
********************/
function get_row_array()
{
	$content_array = array (
		'layout' => 'block',
		'button_label' => '',
		'key' => 'row_1',
		'label' => 'Row',
		'name' => 'row',
		'type' => 'repeater',
		
		'sub_fields' => array (
			// Row Title for Admin purposes
			array (
				'key' => 'row_title_1',
				'label' => 'Row Title',
				'name' => 'row_title',
				'type' => 'text',
				'instructions' => 'This fields title to show in Admin. Not shown on front end. ',
				'wrapper' => array (
					'class' => 'collapse-row-title',
				),
			),
			// Flexible Content Bocks
			array (

				'button_label' => 'Add Column',
				'key' => 'field_587a54c91c153',
				'label' => 'Content',
				'name' => 'content',
				'type' => 'flexible_content',
				'wrapper' => array (
					'width' => '100',
					'class' => '',
					'id' => '',
				),		
				// Add All Layouts, defined using functions below	
				'layouts' => array (
					rich_text(),
					image_row(),
					video_image_field(),
					slideshow(),
					testimonials(),
					our_team(),
					blog_list(),
					services(),
					downloads(),
					call_to_action(),
					featured_product_slider(),
					mailchimp_form(),
					gallery_slider(),
				),
			),
			// Clone of Row Settings
			array (
				'clone' => array (
					0 => 'group_584d8b74b8fdb',
				),
				'prefix_label' => 0,
				'prefix_name' => 0,
				'display' => 'seamless',
				'layout' => 'block',
				'key' => 'field_587a54ec1c154',
				'label' => 'Settings',
				'name' => 'settings',
				'type' => 'clone',
				'instructions' => '',
				'required' => 0,
				'conditional_logic' => 0,
				'wrapper' => array (
					'width' => '',
					'class' => '',
					'id' => '',
				),
			),
		),
	);
	return $content_array;
}
		
function column_settings($key)
{
	$column_settings = array (
		'clone' => array (
			0 => 'column_settings',
		),
		'layout' => 'block',
		'key' => $key,
		'label' => 'Column Settings',
		'name' => 'column_settings',
		'type' => 'clone',
		'display' => 'seamless',
	);
	return $column_settings;
}
/*****************************************************************	
Flexible Content Field Arrays
*****************************************************************/

/********************	
Rich Text Field
********************/
function rich_text()
{
	$field = array (
		'key' => '587a54d687aa4',
		'name' => 'rich_text',
		'label' => 'Rich text',
		'sub_fields' => array (
			array (
				'key' => 'rich_text_1',
				'label' => 'Rich Text',
				'name' => 'rich_text',
				'type' => 'wysiwyg',
				'display' => 'seamless',
			),
			column_settings('rich_text_column_settings'),
		),
	);
	return $field;
}	

	
/********************	
Image Field
********************/
function image_row()
{
	$field = array (
		'key' => '584962533d669',
		'name' => 'image_row',
		'label' => 'Image Row',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'return_format' => 'array',
				'preview_size' => 'large',
				'library' => 'all',
				'min_width' => '',
				'min_height' => '',
				'min_size' => '',
				'max_width' => '',
				'max_height' => '',
				'max_size' => '',
				'mime_types' => '',
				'key' => 'field_5849625b3d66a',
				'label' => 'Image',
				'name' => 'image',
				'type' => 'image',
				'instructions' => '',
				'required' => 1,
				'conditional_logic' => 0,
				'wrapper' => array (
					'width' => '',
					'class' => '',
					'id' => '',
				),
			),
			column_settings('image_row_column_settings'),
		),
	);
	return $field;
}	

/********************	
Video & Image Field
********************/
function video_image_field()
{
	$field = array (
		'key' => '584c23cdd334b',
		'name' => 'video_image_with_content',
		'label' => 'Video/Image with Side Content',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'return_format' => 'array',
				'preview_size' => 'thumbnail',
				'library' => 'all',
				'min_width' => '',
				'min_height' => '',
				'min_size' => '',
				'max_width' => '',
				'max_height' => '',
				'max_size' => '',
				'mime_types' => '',
				'key' => 'field_5863c5c2e6057',
				'label' => 'Image',
				'name' => 'image',
				'type' => 'image',
				'instructions' => '',
				'required' => 0,
				'conditional_logic' => 0,
				'wrapper' => array (
					'width' => '50',
					'class' => '',
					'id' => '',
				),
			),
			array (
				'key' => 'field_58721f91bad46',
				'label' => 'Image Link',
				'name' => 'image_link',
				'type' => 'text',
				'instructions' => 'If a link is entered, the image will link to that (same window). This link will not work if a YouTube ID is entered to show a video.',
				'required' => 0,
				'conditional_logic' => 0,
				'wrapper' => array (
					'width' => '50',
					'class' => '',
					'id' => '',
				),
			),
			array (
				'key' => 'field_584c23d8d334c',
				'label' => 'YouTube ID',
				'name' => 'youtube_id',
				'type' => 'text',
				'instructions' => 'If you enter a YouTube ID the above image will be linked to that video in a pop up',
				'required' => 0,
				'conditional_logic' => 0,
				'wrapper' => array (
					'width' => '',
					'class' => '',
					'id' => '',
				),
			),
			array (
				'delay' => 0,
				'key' => 'field_584c24b87dc27',
				'label' => 'Content',
				'name' => 'content',
				'type' => 'wysiwyg',
			),
			array (
				'layout' => 'horizontal',
				'choices' => array (
					'left' => 'Left',
					'right' => 'Right',
				),
				'default_value' => 'left',
				'other_choice' => 0,
				'save_other_choice' => 0,
				'allow_null' => 0,
				'return_format' => 'value',
				'key' => 'field_5863aadf722ae',
				'label' => 'Video/Image Left/Right',
				'name' => 'video_image_left_right',
				'type' => 'radio',
			),
			array (
				'return_format' => 'array',
				'preview_size' => 'thumbnail',
				'library' => 'all',
				'min_width' => '',
				'min_height' => '',
				'min_size' => '',
				'max_width' => '',
				'max_height' => '',
				'max_size' => '',
				'mime_types' => '',
				'key' => 'field_5863ab22722af',
				'label' => 'Content Background image',
				'name' => 'content_background_image',
				'type' => 'image',
			),
			column_settings('video_image_with_content_column_settings'),
		),
	);
	return $field;
}

/********************	
Slideshow
********************/
function slideshow()
{
	$field = array (
		'key' => '584d2ca1866e0',
		'name' => 'slideshow',
		'label' => 'Slideshow/Image',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'min' => 0,
				'max' => 0,
				'layout' => 'block',
				'button_label' => 'Add Row',
				'collapsed' => '',
				'key' => 'field_584d2ca7866e1',
				'label' => 'Images',
				'name' => 'images',
				'type' => 'repeater',
				'instructions' => '',
				'required' => 1,
				'conditional_logic' => 0,
				'wrapper' => array (
					'width' => '100',
					'class' => '',
					'id' => '',
				),
				'sub_fields' => array (
					array (
						'return_format' => 'array',
						'preview_size' => 'thumbnail',
						'library' => 'all',
						'min_width' => '',
						'min_height' => '',
						'min_size' => '',
						'max_width' => '',
						'max_height' => '',
						'max_size' => '',
						'mime_types' => '',
						'key' => 'field_584d2cb0866e2',
						'label' => 'Image',
						'name' => 'image',
						'type' => 'image',
						'instructions' => '',
						'required' => 0,
						'conditional_logic' => 0,
						'wrapper' => array (
							'width' => '',
							'class' => '',
							'id' => '',
						),
					),
					array (
						'tabs' => 'all',
						'toolbar' => 'full',
						'media_upload' => 1,
						'default_value' => '',
						'delay' => 0,
						'key' => 'field_5853b86633f1f',
						'label' => 'Text',
						'name' => 'text',
						'type' => 'wysiwyg',
						'instructions' => '',
						'required' => 0,
						'conditional_logic' => 0,
						'wrapper' => array (
							'width' => '',
							'class' => '',
							'id' => '',
						),
					),
					array (
						'layout' => 'horizontal',
						'choices' => array (
							'left' => 'Left',
							'center' => 'Centre',
							'right' => 'Right',
						),
						'default_value' => 'center',
						'other_choice' => 0,
						'save_other_choice' => 0,
						'allow_null' => 0,
						'return_format' => 'value',
						'key' => 'field_587a52d4d34da',
						'label' => 'Text Position',
						'name' => 'text_position',
						'type' => 'radio',
						'instructions' => '',
						'required' => 0,
						'conditional_logic' => 0,
						'wrapper' => array (
							'width' => '',
							'class' => '',
							'id' => '',
						),
					),
				),
			),
			column_settings('slideshow_column_settings'),
		),
	);
	return $field;
}



/********************	
Testimonials Field
********************/
function testimonials()
{
	$field = array (
		'key' => '584d3221683ce',
		'name' => 'testimonials',
		'label' => 'Testimonials',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'layout' => 'horizontal',
				'choices' => array (
					'slideshow' => 'Slideshow',
					'list' => 'List',
				),
				'default_value' => 'slideshow',
				'other_choice' => 0,
				'save_other_choice' => 0,
				'allow_null' => 0,
				'return_format' => 'value',
				'key' => 'field_584dd0a651a94',
				'label' => 'Layout',
				'name' => 'layout',
				'type' => 'radio',
			),
			column_settings('testimonials_column_settings'),
		),
	);

	return $field;
}

/********************	
Our Team Field
********************/
function our_team()
{
	$field = array (
		'key' => '584d57e0236b7',
		'name' => 'our-team',
		'label' => 'Our Team',
		'display' => 'block',
		'sub_fields' => array (
			column_settings('our_team_column_settings'),
		),
	);

	return $field;
}

/********************	
Services Field
********************/
function services()
{
	$field = array (
		'key' => '584dd57820ca3',
		'name' => 'services',
		'label' => 'Services',
		'display' => 'block',
		'sub_fields' => array (
			column_settings('services_column_settings'),
		),
	);

	return $field;
}

/********************	
Blog Field
********************/
function blog_list()
{
	$field = array (
		'key' => 'blog_list_1',
		'name' => 'blog_list',
		'label' => 'Blog List',
		'display' => 'block',
		'sub_fields' => array (
			column_settings('blog_list_column_settings'),
		),
	);
	return $field;
}

/********************	
Events Field
********************/
function events()
{
	$field = array (
		'key' => '58506463da854',
		'name' => 'events',
		'label' => 'Events',
		'display' => 'block',
		'sub_fields' => array (
			column_settings('events_column_settings'),
		),
	);
	return $field;
}

/********************	
Downloads Field
********************/
function downloads()
{
	$field = array (
		'key' => '58516b30de666',
		'name' => 'downloads',
		'label' => 'Downloads',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'taxonomy' => 'media_category',
				'field_type' => 'select',
				'multiple' => 0,
				'allow_null' => 0,
				'return_format' => 'id',
				'add_term' => 1,
				'load_terms' => 0,
				'save_terms' => 0,
				'key' => 'field_5851728ba428d',
				'label' => 'Media Category',
				'name' => 'media_category',
				'type' => 'taxonomy',
			),
			column_settings('downloads_column_settings'),
		),
	);
	return $field;
}

/********************	
Call to Action Field
********************/
function call_to_action()
{
	$field = array (
		'key' => '585956322a145',
		'name' => 'call_to_action',
		'label' => 'Call to action',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'min' => 0,
				'max' => 0,
				'layout' => 'table',
				'button_label' => '',
				'collapsed' => '',
				'key' => 'field_585956392a146',
				'label' => 'Content',
				'name' => 'content',
				'type' => 'repeater',
				'sub_fields' => array (
					array (
						'tabs' => 'all',
						'toolbar' => 'full',
						'media_upload' => 1,
						'default_value' => '',
						'delay' => 0,
						'key' => 'field_5859565d2a147',
						'label' => 'Content',
						'name' => 'content',
						'type' => 'wysiwyg',
						'instructions' => '',
						'required' => 0,
						'conditional_logic' => 0,
						'wrapper' => array (
							'width' => '',
							'class' => '',
							'id' => '',
						),
					),
				),
			),
			array (
				'multiple' => 0,
				'allow_null' => 0,
				'choices' => array (
					'sixcol' => 'Two',
					'fourcol' => 'Three',
					'threecol' => 'Four',
					'twocol' => 'Six',
				),
				'default_value' => array (
				),
				'ui' => 0,
				'ajax' => 0,
				'placeholder' => '',
				'return_format' => 'value',
				'key' => 'field_585956742a149',
				'label' => 'Columns',
				'name' => 'columns',
				'type' => 'select',
			),
			column_settings('call_to_action_column_settings'),
		),
	);
	return $field;
}



/********************	
Featured Product Slider Field
********************/
function featured_product_slider()
{
	$field = array (
		'key' => '58625fa685c68',
		'name' => 'featured_product_slider',
		'label' => 'Featured Product Slider',
		'display' => 'block',
		'sub_fields' => array (
			column_settings('featured_product_slider_column_settings'),
		),
	);
	return $field;
}


/********************	
Mailchimp Form Field
********************/
function mailchimp_form()
{
	$field = array (
		'key' => '586291384974b',
		'name' => 'mailchimp_form',
		'label' => 'Mailchimp Form',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'post_type' => array (
					0 => 'mc4wp-form',
				),
				'taxonomy' => array (
				),
				'min' => '',
				'max' => '',
				'filters' => array (
					0 => 'search',
					1 => 'post_type',
					2 => 'taxonomy',
				),
				'elements' => '',
				'return_format' => 'object',
				'key' => 'field_5862913b4974c',
				'label' => 'Mailchimp Form',
				'name' => 'mailchimp_form',
				'type' => 'relationship',
				'instructions' => 'Requires plugin https://mc4wp.com/',
				'required' => 1,
				'conditional_logic' => 0,
				'wrapper' => array (
					'width' => '',
					'class' => '',
					'id' => '',
				),
			),
			array (
				'delay' => 0,
				'key' => 'field_5862a1669a8f7',
				'label' => 'Intro Text',
				'name' => 'intro_text',
				'type' => 'wysiwyg',
			),
			column_settings('mailchimp_form_column_settings'),
		),
	);
	return $field;
}


/********************	
Gallery Slider Field
********************/
function gallery_slider()
{
	$field = array (
		'key' => '5863d94a36fff',
		'name' => 'gallery_slider',
		'label' => 'Gallery Slider',
		'display' => 'block',
		'sub_fields' => array (
			array (
				'library' => 'all',
				'min' => '',
				'max' => '',
				'min_width' => '',
				'min_height' => '',
				'min_size' => '',
				'max_width' => '',
				'max_height' => '',
				'max_size' => '',
				'mime_types' => '',
				'insert' => 'append',
				'key' => 'field_5863d95037000',
				'label' => 'Images',
				'name' => 'images',
				'type' => 'gallery',
			),
			column_settings('gallery_slider_column_settings'),
		),
	);
	return $field;
}


?>