Helper::get_term_meta() - Code Metrics - Inspection of "improve Helper data retrieval methods, greatly red..." - htmlburger/carbon-fields - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 607c85...0ab7b5 )

by Marin

created 2016-02-29 10:13 UTC

Helper::get_term_meta() A

↳ Parent: Helper

Complexity

Conditions	2
Paths	2

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	6

Importance

Changes	4
Bugs	1	Features	0

Metric	Value
c	4
b	1
f	0
dl	0
loc	5
ccs	0
cts	3
cp	0
rs	9.4285
cc	2
eloc	3
nc	2
nop	3
crap	6

<?php

namespace Carbon_Fields\Helper;

use Carbon_Fields\Datastore\Datastore;
use Carbon_Fields\Container\Container;
use Carbon_Fields\Templater\Templater;
use Carbon_Fields\Manager\Sidebar_Manager;
use Carbon_Fields\Exception\Incorrect_Syntax_Exception;

/**
 * Helper functions and main initialization class.
 */
class Helper {

	/**
	 * Create a new helper. 
	 * Hook the main Carbon Fields initialization functionality.
	 */
	public function __construct() {
		add_action( 'wp_loaded', array( $this, 'trigger_fields_register' ) );
		add_action( 'carbon_after_register_fields', array( $this, 'init_containers' ) );
		add_action( 'admin_footer', array( $this, 'init_scripts' ), 0 );
		add_action( 'crb_field_activated', array( $this, 'add_templates' ) );
		add_action( 'crb_container_activated', array( $this, 'add_templates' ) );
		add_action( 'after_setup_theme', array( $this, 'load_textdomain' ), 9999 );

		# Initialize templater
		new Templater();

		# Initialize sidebar manager
		Sidebar_Manager::instance();
	}

	/**
	 * Load the plugin textdomain.
	 */
	public function load_textdomain() {
		$dir = dirname( dirname( dirname( __FILE__ ) ) ) . '/languages/';
		$domain = 'carbon_fields';
		$locale = get_locale();
		$path = $dir . $domain . '-' . $locale . '.mo';
		load_textdomain( $domain, $path );
	}

	/**
	 * Register containers and fields.
	 */
	public function trigger_fields_register() {
		try {
			do_action( 'carbon_register_fields' );
			do_action( 'carbon_after_register_fields' );	
		} catch ( Incorrect_Syntax_Exception $e ) {
			$callback = '';
			foreach ( $e->getTrace() as $trace ) {
				$callback .= '<br/>' . ( isset( $trace['file'] ) ? $trace['file'] . ':' . $trace['line'] : $trace['function'] . '()' );
			}
			wp_die( '<h3>' . $e->getMessage() . '</h3><small>' . $callback . '</small>' );
		}
	}

	/**
	 * Initialize containers.
	 */
	public function init_containers() {
		Container::init_containers();
	}

	/**
	 * Initialize main scripts
	 */
	public function init_scripts() {
		wp_enqueue_script( 'carbon-app', \Carbon_Fields\URL . '/assets/js/app.js', array( 'jquery', 'backbone', 'underscore', 'jquery-touch-punch', 'jquery-ui-sortable' ) );
		wp_enqueue_script( 'carbon-ext', \Carbon_Fields\URL . '/assets/js/ext.js', array( 'carbon-app' ) );

		wp_localize_script( 'carbon-app', 'carbon_json', $this->get_json_data() );

		$active_fields = Container::get_active_fields();
		$active_field_types = array();

		foreach ( $active_fields as $field ) {
			if ( in_array( $field->type, $active_field_types ) ) {
				continue;
			}

			$active_field_types[] = $field->type;

			$field->admin_enqueue_scripts();
		}
	}

	/**
	 * Retrieve containers and sidebars for use in the JS.
	 * 
	 * @return array $carbon_data
	 */
	public function get_json_data() {
		global $wp_registered_sidebars;

		$carbon_data = array(
			'containers' => array(),
			'sidebars' => array(),
		);

		$containers = Container::get_active_containers();

		foreach ( $containers as $container ) {
			$container_data = $container->to_json( true );

			$carbon_data['containers'][] = $container_data;
		}

		foreach ( $wp_registered_sidebars as $sidebar ) {
			// Check if we have inactive sidebars
			if ( isset( $sidebar['class'] ) && strpos( $sidebar['class'], 'inactive-sidebar' ) !== false ) {
				continue;
			}

			$carbon_data['sidebars'][] = array(
				'name' => $sidebar['name'],
				'id'   => $sidebar['id'],
			);
		}

		return $carbon_data;
	}

	/**
	 * Retrieve post meta field for a post.
	 * 
	 * @param  int    $id   Post ID.
	 * @param  string $name Custom field name.
	 * @param  string $type Custom field type (optional).
	 * @return mixed        Meta value.
	 */
	public static function get_post_meta( $id, $name, $type = null ) {
		$name = $name[0] == '_' ? $name : '_' . $name;

		return self::get_field_value( 'post_meta', $name, $type, $id );
	}

	/**
	 * Shorthand for get_post_meta().
	 * Uses the ID of the current post in the loop.
	 *
	 * @param  string $name Custom field name.
	 * @param  string $type Custom field type (optional).
	 * @return mixed        Meta value.
	 */
	public static function get_the_post_meta( $name, $type = null ) {
		return self::get_post_meta( get_the_ID(), $name, $type );
	}

	/**
	 * Retrieve theme option field value.
	 * 
	 * @param  string $name Custom field name.
	 * @param  string $type Custom field type (optional).
	 * @return mixed        Option value.
	 */
	public static function get_theme_option( $name, $type = null ) {
		return self::get_field_value( 'theme_options', $name, $type );
	}

	/**
	 * Retrieve term meta field for a term.
	 * 
	 * @param  int    $id   Term ID.
	 * @param  string $name Custom field name.
	 * @param  string $type Custom field type (optional).
	 * @return mixed        Meta value.
	 */
	public static function get_term_meta( $id, $name, $type = null ) {
		$name = $name[0] == '_' ? $name: '_' . $name;

		return self::get_field_value( 'term_meta', $name, $type, $id );
	}

	/**
	 * Retrieve user meta field for a user.
	 * 
	 * @param  int    $id   User ID.
	 * @param  string $name Custom field name.
	 * @param  string $type Custom field type (optional).
	 * @return mixed        Meta value.
	 */
	public static function get_user_meta( $id, $name, $type = null ) {
		$name = $name[0] == '_' ? $name: '_' . $name;

		return self::get_field_value( 'user_meta', $name, $type, $id );
	}

	/**
	 * Retrieve comment meta field for a comment.
	 * 
	 * @param  int    $id   Comment ID.
	 * @param  string $name Custom field name.
	 * @param  string $type Custom field type (optional).
	 * @return mixed        Meta value.
	 */
	public static function get_comment_meta( $id, $name, $type = null ) {
		$name = $name[0] == '_' ? $name: '_' . $name;

		return self::get_field_value( 'comment_meta', $name, $type, $id );
	}

	/**
	 * Retrieve a certain field value from the database.
	 * Handles the logic for different field types.
	 *
	 * @param  string $data_type Data type.
	 * @param  string $name      Custom field name.
	 * @param  string $type      Custom field type (optional).
	 * @param  int    $id        ID (optional).
	 * @return mixed             Meta value.
	 */
	public static function get_field_value( $data_type, $name, $type = null, $id = null ) {
		$datastore_name = str_replace( ' ', '_', ucwords( str_replace( '_', ' ', $data_type ) ) );

		switch ( $type ) {
			case 'complex':
				$value = self::get_complex_fields( $datastore_name, $name, $id );
			break;

			case 'map':
			case 'map_with_address':
				$value = array(
					'lat' => (float) self::get_field_value_by_store( $data_type, $name . '-lat', $id ),
					'lng' => (float) self::get_field_value_by_store( $data_type, $name . '-lng', $id ),
					'address' => self::get_field_value_by_store( $data_type, $name . '-address', $id ),
					'zoom' => (int) self::get_field_value_by_store( $data_type, $name . '-zoom', $id ),
				);

				if ( ! array_filter( $value ) ) {
					$value = array();
				}
			break;

			case 'association':
				$raw_value = self::get_field_value_by_store( $data_type, $name, $id );
				$value = self::parse_relationship_field( $raw_value, $type );
			break;

			default:
				$value = self::get_field_value_by_store( $data_type, $name, $id );

				// backward compatibility for the old Relationship field
				$value = self::maybe_old_relationship_field( $value );
		}

		return $value;
	}

	/**
	 * Retrieve a certain field value from the database.
	 * Handles the logic for different data stores (containers).
	 *
	 * @param  string $store_type Data store type.
	 * @param  string $name       Custom field name.
	 * @param  int    $id         ID (optional).
	 * @return mixed              Meta value.
	 */
	public static function get_field_value_by_store( $store_type, $name, $id = null ) {
		$args = array( $id, $name, true );
		$function = '';

		switch( $store_type ) {

			case 'post_meta':
				$function = 'get_post_meta';
			break;

			case 'user_meta':
				$function = 'get_user_meta';
			break;

			case 'comment_meta':
				$function = 'get_comment_meta';
			break;

			case 'term_meta':
				$function = 'get_metadata';
				$args = array( 'term', $id, $name, true );
			break;

			case 'theme_options':
				$function = 'get_option';
				$args = array( $name );
			break;
		}

		if ( ! empty( $function ) && function_exists( $function ) ) {
			return call_user_func_array( $function, $args );
		}

		return false;
	}

	/**
	 * Adds the field/container template(s) to the templates stack.
	 *
	 * @param object $object field or container object
	 **/
	public function add_templates( $object ) {
		$templates = $object->get_templates();

		if ( ! $templates ) {
			return false;
		}

		foreach ( $templates as $name => $callback ) {
			ob_start();

			call_user_func( $callback );

			$html = ob_get_clean();

			// Add the template to the stack
			Templater::add_template( $name, $html );
		}
	}

	/**
	 * Build a string of concatenated pieces for an OR regex.
	 * 
	 * @param  array  $pieces Pieces
	 * @param  string $glue   Glue between the pieces
	 * @return string         Result string
	 */
	public static function preg_quote_array( $pieces, $glue = '|' ) {
		$pieces = array_map( 'preg_quote', $pieces, array( '~' ) );
		
		return implode( $glue, $pieces );
	}

	/**
	 * Build the regex for parsing a certain complex field.
	 * 
	 * @param  string $field_name  Name of the complex field.
	 * @param  array  $group_names Array of group names.
	 * @param  array  $field_names Array of subfield names.
	 * @return string              Regex
	 */
	public static function get_complex_field_regex( $field_name, $group_names = array(), $field_names = array() ) {
		if ( ! empty( $group_names ) ) {
			$group_regex = self::preg_quote_array( $group_names );
		} else {
			$group_regex = '\w*';
		}

		if ( ! empty( $field_names ) ) {
			$field_regex = self::preg_quote_array( $field_names );
		} else {
			$field_regex = '.*?';
		}

		return '~^' . preg_quote( $field_name, '~' ) . '(?P<group>' . $group_regex . ')-_?(?P<key>' . $field_regex . ')_(?P<index>\d+)_?(?P<sub>\w+)?(-(?P<trailing>.*))?$~';
	}

	/**
	 * Retrieve the complex field data for a certain field.
	 * 
	 * @param  string $type Datastore type.
	 * @param  string $name Name of the field.
	 * @param  int    $id   ID of the entry (optional).
	 * @return array        Complex data entries.
	 */
	public static function get_complex_fields( $type, $name, $id = null ) {
		$datastore = Datastore::factory( $type );
		
		if ( $id !== null ) {
			$datastore->set_id( $id );
		}

		$group_rows = $datastore->load_values( $name );
		$input_groups = array();

		foreach ( $group_rows as $row ) {
			if ( ! preg_match( self::get_complex_field_regex( $name ), $row['field_key'], $field_name ) ) {
					continue;
			}
			
			$row['field_value'] = maybe_unserialize( $row['field_value'] );

			// backward compatibility for Relationship field
			$row['field_value'] = self::parse_relationship_field( $row['field_value'] );

			$input_groups[ $field_name['index'] ]['_type'] = $field_name['group'];
			if ( ! empty( $field_name['trailing'] ) ) {
				$input_groups = self::expand_nested_field( $input_groups, $row, $field_name );
			} else if ( ! empty( $field_name['sub'] ) ) {

				$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $field_name['sub'] ] = $row['field_value'];
			} else {
				$input_groups[ $field_name['index'] ][ $field_name['key'] ] = $row['field_value'];
			}
		}

		// create groups list with loaded fields
		self::ksort_recursive( $input_groups );

		return $input_groups;
	}

	/**
	 * Recursively expand the subfields of a complex field.
	 * 
	 * @param  array $input_groups Input groups.
	 * @param  array $row          Data row (key and value).
	 * @param  array $field_name   Field name pieces.
	 * @return array               Expanded data.
	 */
	public static function expand_nested_field( $input_groups, $row, $field_name ) {
		$subfield_key_token = $field_name['key'] . '_' . $field_name['sub'] . '-' . $field_name['trailing'];
		if ( ! preg_match( self::get_complex_field_regex( $field_name['key'] ), $subfield_key_token, $subfield_name ) ) {
			return $input_groups;
		}

		$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $subfield_name['index'] ]['_type'] = $subfield_name['group'];

		if ( ! empty( $subfield_name['trailing'] ) ) {
			$input_groups[ $field_name['index'] ][ $field_name['key'] ] = self::expand_nested_field( $input_groups[ $field_name['index'] ][ $field_name['key'] ], $row, $subfield_name );
		} else if ( ! empty( $subfield_name['sub'] ) ) {

			$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $subfield_name['index'] ][ $subfield_name['key'] ][ $subfield_name['sub'] ] = $row['field_value'];
		} else {
			$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $subfield_name['index'] ][ $subfield_name['key'] ] = $row['field_value'];
		}

		return $input_groups;
	}

	/**
	 * Parse the raw value of the relationship and association fields.
	 * 
	 * @param  string $raw_value Raw relationship value.
	 * @param  string $type      Field type.
	 * @return array             Array of parsed data.
	 */
	public static function parse_relationship_field( $raw_value = '', $type = '' ) {
		if ( $raw_value && is_array( $raw_value ) ) {
			$value = array();
			foreach ( $raw_value as $raw_value_item ) {
				if ( is_string( $raw_value_item ) && strpos( $raw_value_item, ':' ) !== false ) {
					$item_data = explode( ':', $raw_value_item );
					$item = array(
						'id' => $item_data[2],
						'type' => $item_data[0],
					);

					if ( $item_data[0] === 'post' ) {
						$item['post_type'] = $item_data[1];
					} elseif ( $item_data[0] === 'term' ) {
						$item['taxonomy'] = $item_data[1];
					}

					$value[] = $item;
				} elseif ( $type === 'association' ) {
					$value[] = array(
						'id' => $raw_value_item,
						'type' => 'post',
						'post_type' => get_post_type( $raw_value_item ),
					);
				} else {
					$value[] = $raw_value_item;
				}
			}

			$raw_value = $value;
		}

		return $raw_value;
	}

	/**
	 * Detect if using the old way of storing the relationship field values.
	 * If so, parse them to the new way of storing the data. 
	 * 
	 * @param  mixed $value Old field value.
	 * @return mixed        New field value.
	 */
	public static function maybe_old_relationship_field( $value ) {
		if ( is_array( $value ) && ! empty( $value ) ) {
			if ( preg_match( '~^\w+:\w+:\d+$~', $value[0] ) ) {
				$new_value = array();
				foreach ( $value as $value_entry ) {
					$pieces = explode( ':', $value_entry );
					$new_value[] = $pieces[2];
				}
				$value = $new_value;
			}
		}

		return $value;
	}

	/**
	 * Recursive sorting function by array key.
	 * @param  array  &$array     The input array.
	 * @param  int    $sort_flags Flags for controlling sorting behavior.
	 * @return array              Sorted array.
	 */
	public static function ksort_recursive( &$array, $sort_flags = SORT_REGULAR ) {
		if ( ! is_array( $array ) ) {
			return false;
		}

		ksort( $array, $sort_flags );
		foreach ( $array as $key => $value ) {
			self::ksort_recursive( $array[ $key ], $sort_flags );
		}

		return true;
	}

}

1		<?php
2
3		namespace Carbon_Fields\Helper;
4
5		use Carbon_Fields\Datastore\Datastore;
6		use Carbon_Fields\Container\Container;
7		use Carbon_Fields\Templater\Templater;
8		use Carbon_Fields\Manager\Sidebar_Manager;
9		use Carbon_Fields\Exception\Incorrect_Syntax_Exception;
10
11		/**
12		* Helper functions and main initialization class.
13		*/
14		class Helper {
15
16		/**
17		* Create a new helper.
18		* Hook the main Carbon Fields initialization functionality.
19		*/
20		public function __construct() {
21		add_action( 'wp_loaded', array( $this, 'trigger_fields_register' ) );
22		add_action( 'carbon_after_register_fields', array( $this, 'init_containers' ) );
23		add_action( 'admin_footer', array( $this, 'init_scripts' ), 0 );
24		add_action( 'crb_field_activated', array( $this, 'add_templates' ) );
25		add_action( 'crb_container_activated', array( $this, 'add_templates' ) );
26		add_action( 'after_setup_theme', array( $this, 'load_textdomain' ), 9999 );
27
28		# Initialize templater
29		new Templater();
30
31		# Initialize sidebar manager
32		Sidebar_Manager::instance();
33		}
34
35		/**
36		* Load the plugin textdomain.
37		*/
38		public function load_textdomain() {
39		$dir = dirname( dirname( dirname( __FILE__ ) ) ) . '/languages/';
40		$domain = 'carbon_fields';
41		$locale = get_locale();
42		$path = $dir . $domain . '-' . $locale . '.mo';
43		load_textdomain( $domain, $path );
44		}
45
46		/**
47		* Register containers and fields.
48		*/
49		public function trigger_fields_register() {
50		try {
51		do_action( 'carbon_register_fields' );
52		do_action( 'carbon_after_register_fields' );
53		} catch ( Incorrect_Syntax_Exception $e ) {
54		$callback = '';
55		foreach ( $e->getTrace() as $trace ) {
56		$callback .= '<br/>' . ( isset( $trace['file'] ) ? $trace['file'] . ':' . $trace['line'] : $trace['function'] . '()' );
57		}
58		wp_die( '<h3>' . $e->getMessage() . '</h3><small>' . $callback . '</small>' );
59		}
60		}
61
62		/**
63		* Initialize containers.
64		*/
65		public function init_containers() {
66		Container::init_containers();
67		}
68
69		/**
70		* Initialize main scripts
71		*/
72		public function init_scripts() {
73		wp_enqueue_script( 'carbon-app', \Carbon_Fields\URL . '/assets/js/app.js', array( 'jquery', 'backbone', 'underscore', 'jquery-touch-punch', 'jquery-ui-sortable' ) );
74		wp_enqueue_script( 'carbon-ext', \Carbon_Fields\URL . '/assets/js/ext.js', array( 'carbon-app' ) );
75
76		wp_localize_script( 'carbon-app', 'carbon_json', $this->get_json_data() );
77
78		$active_fields = Container::get_active_fields();
79		$active_field_types = array();
80
81		foreach ( $active_fields as $field ) {
82		if ( in_array( $field->type, $active_field_types ) ) {
83		continue;
84		}
85
86		$active_field_types[] = $field->type;
87
88		$field->admin_enqueue_scripts();
89		}
90		}
91
92		/**
93		* Retrieve containers and sidebars for use in the JS.
94		*
95		* @return array $carbon_data
96		*/
97		public function get_json_data() {
98		global $wp_registered_sidebars;
99
100		$carbon_data = array(
101		'containers' => array(),
102		'sidebars' => array(),
103		);
104
105		$containers = Container::get_active_containers();
106
107		foreach ( $containers as $container ) {
108		$container_data = $container->to_json( true );
109
110		$carbon_data['containers'][] = $container_data;
111		}
112
113		foreach ( $wp_registered_sidebars as $sidebar ) {
114		// Check if we have inactive sidebars
115		if ( isset( $sidebar['class'] ) && strpos( $sidebar['class'], 'inactive-sidebar' ) !== false ) {
116		continue;
117		}
118
119		$carbon_data['sidebars'][] = array(
120		'name' => $sidebar['name'],
121		'id' => $sidebar['id'],
122		);
123		}
124
125		return $carbon_data;
126		}
127
128		/**
129		* Retrieve post meta field for a post.
130		*
131		* @param int $id Post ID.
132		* @param string $name Custom field name.
133		* @param string $type Custom field type (optional).
134		* @return mixed Meta value.
135		*/
136		public static function get_post_meta( $id, $name, $type = null ) {
137		$name = $name[0] == '_' ? $name : '_' . $name;
138
139		return self::get_field_value( 'post_meta', $name, $type, $id );
140		}
141
142		/**
143		* Shorthand for get_post_meta().
144		* Uses the ID of the current post in the loop.
145		*
146		* @param string $name Custom field name.
147		* @param string $type Custom field type (optional).
148		* @return mixed Meta value.
149		*/
150		public static function get_the_post_meta( $name, $type = null ) {
151		return self::get_post_meta( get_the_ID(), $name, $type );
152		}
153
154		/**
155		* Retrieve theme option field value.
156		*
157		* @param string $name Custom field name.
158		* @param string $type Custom field type (optional).
159		* @return mixed Option value.
160		*/
161		public static function get_theme_option( $name, $type = null ) {
162		return self::get_field_value( 'theme_options', $name, $type );
163		}
164
165		/**
166		* Retrieve term meta field for a term.
167		*
168		* @param int $id Term ID.
169		* @param string $name Custom field name.
170		* @param string $type Custom field type (optional).
171		* @return mixed Meta value.
172		*/
173		public static function get_term_meta( $id, $name, $type = null ) {
174		$name = $name[0] == '_' ? $name: '_' . $name;
175
176		return self::get_field_value( 'term_meta', $name, $type, $id );
177		}
178
179		/**
180		* Retrieve user meta field for a user.
181		*
182		* @param int $id User ID.
183		* @param string $name Custom field name.
184		* @param string $type Custom field type (optional).
185		* @return mixed Meta value.
186		*/
187		public static function get_user_meta( $id, $name, $type = null ) {
188		$name = $name[0] == '_' ? $name: '_' . $name;
189
190		return self::get_field_value( 'user_meta', $name, $type, $id );
191		}
192
193		/**
194		* Retrieve comment meta field for a comment.
195		*
196		* @param int $id Comment ID.
197		* @param string $name Custom field name.
198		* @param string $type Custom field type (optional).
199		* @return mixed Meta value.
200		*/
201		public static function get_comment_meta( $id, $name, $type = null ) {
202		$name = $name[0] == '_' ? $name: '_' . $name;
203
204		return self::get_field_value( 'comment_meta', $name, $type, $id );
205		}
206
207		/**
208		* Retrieve a certain field value from the database.
209		* Handles the logic for different field types.
210		*
211		* @param string $data_type Data type.
212		* @param string $name Custom field name.
213		* @param string $type Custom field type (optional).
214		* @param int $id ID (optional).
215		* @return mixed Meta value.
216		*/
217		public static function get_field_value( $data_type, $name, $type = null, $id = null ) {
218		$datastore_name = str_replace( ' ', '_', ucwords( str_replace( '_', ' ', $data_type ) ) );
219
220		switch ( $type ) {
221		case 'complex':
222		$value = self::get_complex_fields( $datastore_name, $name, $id );
223		break;
224
225		case 'map':
226		case 'map_with_address':
227		$value = array(
228		'lat' => (float) self::get_field_value_by_store( $data_type, $name . '-lat', $id ),
229		'lng' => (float) self::get_field_value_by_store( $data_type, $name . '-lng', $id ),
230		'address' => self::get_field_value_by_store( $data_type, $name . '-address', $id ),
231		'zoom' => (int) self::get_field_value_by_store( $data_type, $name . '-zoom', $id ),
232		);
233
234		if ( ! array_filter( $value ) ) {
235		$value = array();
236		}
237		break;
238
239		case 'association':
240		$raw_value = self::get_field_value_by_store( $data_type, $name, $id );
241		$value = self::parse_relationship_field( $raw_value, $type );
242		break;
243
244		default:
245		$value = self::get_field_value_by_store( $data_type, $name, $id );
246
247		// backward compatibility for the old Relationship field
248		$value = self::maybe_old_relationship_field( $value );
249		}
250
251		return $value;
252		}
253
254		/**
255		* Retrieve a certain field value from the database.
256		* Handles the logic for different data stores (containers).
257		*
258		* @param string $store_type Data store type.
259		* @param string $name Custom field name.
260		* @param int $id ID (optional).
261		* @return mixed Meta value.
262		*/
263		public static function get_field_value_by_store( $store_type, $name, $id = null ) {
264		$args = array( $id, $name, true );
265		$function = '';
266
267		switch( $store_type ) {
		0 ignored issues – show introduced 2016-02-29 10:15 UTC by Report Bug Copy Issue Report Space after opening control structure is required Loading history... introduced 2016-02-29 10:15 UTC by Report Bug Copy Issue Report No space before opening parenthesis is prohibited Loading history...
268		case 'post_meta':
269		$function = 'get_post_meta';
270		break;
271
272		case 'user_meta':
273		$function = 'get_user_meta';
274		break;
275
276		case 'comment_meta':
277		$function = 'get_comment_meta';
278		break;
279
280		case 'term_meta':
281		$function = 'get_metadata';
282		$args = array( 'term', $id, $name, true );
283		break;
284
285		case 'theme_options':
286		$function = 'get_option';
287		$args = array( $name );
288		break;
289		}
290
291		if ( ! empty( $function ) && function_exists( $function ) ) {
292		return call_user_func_array( $function, $args );
293		}
294
295		return false;
296		}
297
298		/**
299		* Adds the field/container template(s) to the templates stack.
300		*
301		* @param object $object field or container object
302		**/
303		public function add_templates( $object ) {
304		$templates = $object->get_templates();
305
306		if ( ! $templates ) {
307		return false;
308		}
309
310		foreach ( $templates as $name => $callback ) {
311		ob_start();
312
313		call_user_func( $callback );
314
315		$html = ob_get_clean();
316
317		// Add the template to the stack
318		Templater::add_template( $name, $html );
319		}
320		}
321
322		/**
323		* Build a string of concatenated pieces for an OR regex.
324		*
325		* @param array $pieces Pieces
326		* @param string $glue Glue between the pieces
327		* @return string Result string
328		*/
329		public static function preg_quote_array( $pieces, $glue = '\|' ) {
330		$pieces = array_map( 'preg_quote', $pieces, array( '~' ) );
331
332		return implode( $glue, $pieces );
333		}
334
335		/**
336		* Build the regex for parsing a certain complex field.
337		*
338		* @param string $field_name Name of the complex field.
339		* @param array $group_names Array of group names.
340		* @param array $field_names Array of subfield names.
341		* @return string Regex
342		*/
343		public static function get_complex_field_regex( $field_name, $group_names = array(), $field_names = array() ) {
344		if ( ! empty( $group_names ) ) {
345		$group_regex = self::preg_quote_array( $group_names );
346		} else {
347		$group_regex = '\w*';
348		}
349
350		if ( ! empty( $field_names ) ) {
351		$field_regex = self::preg_quote_array( $field_names );
352		} else {
353		$field_regex = '.*?';
354		}
355
356		return '~^' . preg_quote( $field_name, '~' ) . '(?P<group>' . $group_regex . ')-_?(?P<key>' . $field_regex . ')_(?P<index>\d+)_?(?P<sub>\w+)?(-(?P<trailing>.*))?$~';
357		}
358
359		/**
360		* Retrieve the complex field data for a certain field.
361		*
362		* @param string $type Datastore type.
363		* @param string $name Name of the field.
364		* @param int $id ID of the entry (optional).
365		* @return array Complex data entries.
366		*/
367		public static function get_complex_fields( $type, $name, $id = null ) {
368		$datastore = Datastore::factory( $type );
369
370		if ( $id !== null ) {
371		$datastore->set_id( $id );
372		}
373
374		$group_rows = $datastore->load_values( $name );
375		$input_groups = array();
376
377		foreach ( $group_rows as $row ) {
378		if ( ! preg_match( self::get_complex_field_regex( $name ), $row['field_key'], $field_name ) ) {
379		continue;
380		}
381
382		$row['field_value'] = maybe_unserialize( $row['field_value'] );
383
384		// backward compatibility for Relationship field
385		$row['field_value'] = self::parse_relationship_field( $row['field_value'] );
386
387		$input_groups[ $field_name['index'] ]['_type'] = $field_name['group'];
388		if ( ! empty( $field_name['trailing'] ) ) {
389		$input_groups = self::expand_nested_field( $input_groups, $row, $field_name );
390	View Code Duplication	} else if ( ! empty( $field_name['sub'] ) ) {
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391		$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $field_name['sub'] ] = $row['field_value'];
392		} else {
393		$input_groups[ $field_name['index'] ][ $field_name['key'] ] = $row['field_value'];
394		}
395		}
396
397		// create groups list with loaded fields
398		self::ksort_recursive( $input_groups );
399
400		return $input_groups;
401		}
402
403		/**
404		* Recursively expand the subfields of a complex field.
405		*
406		* @param array $input_groups Input groups.
407		* @param array $row Data row (key and value).
408		* @param array $field_name Field name pieces.
409		* @return array Expanded data.
410		*/
411		public static function expand_nested_field( $input_groups, $row, $field_name ) {
412		$subfield_key_token = $field_name['key'] . '_' . $field_name['sub'] . '-' . $field_name['trailing'];
413		if ( ! preg_match( self::get_complex_field_regex( $field_name['key'] ), $subfield_key_token, $subfield_name ) ) {
414		return $input_groups;
415		}
416
417		$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $subfield_name['index'] ]['_type'] = $subfield_name['group'];
418
419		if ( ! empty( $subfield_name['trailing'] ) ) {
420		$input_groups[ $field_name['index'] ][ $field_name['key'] ] = self::expand_nested_field( $input_groups[ $field_name['index'] ][ $field_name['key'] ], $row, $subfield_name );
421	View Code Duplication	} else if ( ! empty( $subfield_name['sub'] ) ) {
		0 ignored issues – show Duplication introduced 2016-01-07 13:39 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
422		$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $subfield_name['index'] ][ $subfield_name['key'] ][ $subfield_name['sub'] ] = $row['field_value'];
423		} else {
424		$input_groups[ $field_name['index'] ][ $field_name['key'] ][ $subfield_name['index'] ][ $subfield_name['key'] ] = $row['field_value'];
425		}
426
427		return $input_groups;
428		}
429
430		/**
431		* Parse the raw value of the relationship and association fields.
432		*
433		* @param string $raw_value Raw relationship value.
434		* @param string $type Field type.
435		* @return array Array of parsed data.
436		*/
437		public static function parse_relationship_field( $raw_value = '', $type = '' ) {
438		if ( $raw_value && is_array( $raw_value ) ) {
439		$value = array();
440		foreach ( $raw_value as $raw_value_item ) {
441		if ( is_string( $raw_value_item ) && strpos( $raw_value_item, ':' ) !== false ) {
442		$item_data = explode( ':', $raw_value_item );
443		$item = array(
444		'id' => $item_data[2],
445		'type' => $item_data[0],
446		);
447
448		if ( $item_data[0] === 'post' ) {
449		$item['post_type'] = $item_data[1];
450		} elseif ( $item_data[0] === 'term' ) {
451		$item['taxonomy'] = $item_data[1];
452		}
453
454		$value[] = $item;
455		} elseif ( $type === 'association' ) {
456		$value[] = array(
457		'id' => $raw_value_item,
458		'type' => 'post',
459		'post_type' => get_post_type( $raw_value_item ),
460		);
461		} else {
462		$value[] = $raw_value_item;
463		}
464		}
465
466		$raw_value = $value;
467		}
468
469		return $raw_value;
470		}
471
472		/**
473		* Detect if using the old way of storing the relationship field values.
474		* If so, parse them to the new way of storing the data.
475		*
476		* @param mixed $value Old field value.
477		* @return mixed New field value.
478		*/
479		public static function maybe_old_relationship_field( $value ) {
480		if ( is_array( $value ) && ! empty( $value ) ) {
481		if ( preg_match( '~^\w+:\w+:\d+$~', $value[0] ) ) {
482		$new_value = array();
483		foreach ( $value as $value_entry ) {
484		$pieces = explode( ':', $value_entry );
485		$new_value[] = $pieces[2];
486		}
487		$value = $new_value;
488		}
489		}
490
491		return $value;
492		}
493
494		/**
495		* Recursive sorting function by array key.
496		* @param array &$array The input array.
497		* @param int $sort_flags Flags for controlling sorting behavior.
498		* @return array Sorted array.
499		*/
500		public static function ksort_recursive( &$array, $sort_flags = SORT_REGULAR ) {
501		if ( ! is_array( $array ) ) {
502		return false;
503		}
504
505		ksort( $array, $sort_flags );
506		foreach ( $array as $key => $value ) {
507		self::ksort_recursive( $array[ $key ], $sort_flags );
508		}
509
510		return true;
511		}
512
513		}

htmlburger / carbon-fields

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Helper::get_term_meta() A

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