Kirki_Field::set_sanitize_callback() - Code Metrics - Inspection of "3.0.12" - aristath/kirki - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#1592)

by Aristeides

created 2017-11-04 11:43 UTC

Kirki_Field::set_sanitize_callback() A

↳ Parent: Kirki_Field

Complexity

Conditions	3
Paths	3

Size

Total Lines	18
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	8
nc	3
nop	0
dl	0
loc	18
rs	9.4285
c	0
b	0
f	0

<?php
/**
 * Creates and validates field parameters.
 *
 * @package     Kirki
 * @category    Core
 * @author      Aristeides Stathopoulos
 * @copyright   Copyright (c) 2017, Aristeides Stathopoulos
 * @license     http://opensource.org/licenses/https://opensource.org/licenses/MIT
 * @since       1.0
 */

/**
 * Please do not use this class directly.
 * You should instead extend it per-field-type.
 */
class Kirki_Field {

	/**
	 * An array of the field arguments.
	 *
	 * @access protected
	 * @var array
	 */
	protected $args = array();

	/**
	 * The ID of the kirki_config we're using.
	 *
	 * @see Kirki_Config
	 * @access protected
	 * @var string
	 */
	protected $kirki_config = 'global';

	/**
	 * Thje capability required so that users can edit this field.
	 *
	 * @access protected
	 * @var string
	 */
	protected $capability = 'edit_theme_options';

	/**
	 * If we're using options instead of theme_mods
	 * and we want them serialized, this is the option that
	 * will saved in the db.
	 *
	 * @access protected
	 * @var string
	 */
	protected $option_name = '';

	/**
	 * Custom input attributes (defined as an array).
	 *
	 * @access protected
	 * @var array
	 */
	protected $input_attrs = array();

	/**
	 * Use "theme_mod" or "option".
	 *
	 * @access protected
	 * @var string
	 */
	protected $option_type = 'theme_mod';

	/**
	 * The name of this setting (id for the db).
	 *
	 * @access protected
	 * @var string|array
	 */
	protected $settings = '';

	/**
	 * Set to true if you want to disable all CSS output for this field.
	 *
	 * @access protected
	 * @var bool
	 */
	protected $disable_output = false;

	/**
	 * The field type.
	 *
	 * @access protected
	 * @var string
	 */
	protected $type = 'kirki-generic';

	/**
	 * Some fields require options to be set.
	 * We're whitelisting the property here
	 * and suggest you validate this in a child class.
	 *
	 * @access protected
	 * @var array
	 */
	protected $choices = array();

	/**
	 * Assign this field to a section.
	 * Fields not assigned to a section will not be displayed in the customizer.
	 *
	 * @access protected
	 * @var string
	 */
	protected $section = '';

	/**
	 * The default value for this field.
	 *
	 * @access protected
	 * @var string|array|bool
	 */
	protected $default = '';

	/**
	 * Priority determines the position of a control inside a section.
	 * Lower priority numbers move the control to the top.
	 *
	 * @access protected
	 * @var int
	 */
	protected $priority = 10;

	/**
	 * Unique ID for this field.
	 * This is auto-calculated from the $settings argument.
	 *
	 * @access protected
	 * @var string
	 */
	protected $id = '';

	/**
	 * Use if you want to automatically generate CSS from this field's value.
	 *
	 * @see https://kirki.org/docs/arguments/output
	 * @access protected
	 * @var array
	 */
	protected $output = array();

	/**
	 * Use to automatically generate postMessage scripts.
	 * Not necessary to use if you use 'transport' => 'auto'
	 * and have already set an array for the 'output' argument.
	 *
	 * @see https://kirki.org/docs/arguments/js_vars
	 * @access protected
	 * @var array
	 */
	protected $js_vars = array();

	/**
	 * If you want to use a CSS compiler, then use this to set the variable names.
	 *
	 * @see https://kirki.org/docs/arguments/variables
	 * @access protected
	 * @var array
	 */
	protected $variables = array();

	/**
	 * Text that will be used in a tooltip to provide extra info for this field.
	 *
	 * @access protected
	 * @var string
	 */
	protected $tooltip = '';

	/**
	 * A custom callback to determine if the field should be visible or not.
	 *
	 * @access protected
	 * @var string|array
	 */
	protected $active_callback = '__return_true';

	/**
	 * A custom sanitize callback that will be used to properly save the values.
	 *
	 * @access protected
	 * @var string|array
	 */
	protected $sanitize_callback = '';

	/**
	 * Use 'refresh', 'postMessage' or 'auto'.
	 * 'auto' will automatically geberate any 'js_vars' from the 'output' argument.
	 *
	 * @access protected
	 * @var string
	 */
	protected $transport = 'refresh';

	/**
	 * Define dependencies to show/hide this field based on the values of other fields.
	 *
	 * @access protected
	 * @var array
	 */
	protected $required = array();

	/**
	 * Partial Refreshes array.
	 *
	 * @access protected
	 * @var array
	 */
	protected $partial_refresh = array();

	/**
	 * The class constructor.
	 * Parses and sanitizes all field arguments.
	 * Then it adds the field to Kirki::$fields.
	 *
	 * @access public
	 * @param string $config_id    The ID of the config we want to use.
	 *                             Defaults to "global".
	 *                             Configs are handled by the Kirki_Config class.
	 * @param array  $args         The arguments of the field.
	 */
	public function __construct( $config_id = 'global', $args = array() ) {

		if ( isset( $args['setting'] ) && ! empty( $args['setting'] ) && ( ! isset( $args['settings'] ) || empty( $args['settings'] ) ) ) {
			/* translators: %s represents the field ID where the error occurs. */
			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Typo found in field %s - setting instead of settings.', 'kirki' ), esc_attr( $args['settings'] ) ), '3.0.10' );
			$args['settings'] = $args['setting'];
			unset( $args['setting'] );
		}

		// In case the user only provides 1 argument,
		// assume that the provided argument is $args and set $config_id = 'global'.
		if ( is_array( $config_id ) && empty( $args ) ) {
			/* translators: %1$s represents the field ID where the error occurs. %2$s is the URL in the documentation site. */
			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Config not defined for field %1$s - See %2$s for details on how to properly add fields.', 'kirki' ), esc_attr( $args['settings'] ), 'https://aristath.github.io/kirki/docs/getting-started/fields.html' ), '3.0.10' );
			$args = $config_id;
			$config_id = 'global';
		}

		$args['kirki_config'] = $config_id;

		$this->kirki_config = trim( esc_attr( $config_id ) );
		if ( '' === $config_id ) {
			/* translators: %1$s represents the field ID where the error occurs. %2$s is the URL in the documentation site. */
			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Config not defined for field %1$s - See %2$s for details on how to properly add fields.', 'kirki' ), esc_attr( $args['settings'] ), 'https://aristath.github.io/kirki/docs/getting-started/fields.html' ), '3.0.10' );
			$this->kirki_config = 'global';
		}

		// Get defaults from the class.
		$defaults = get_class_vars( __CLASS__ );

		// Get the config arguments, and merge them with the defaults.
		$config_defaults = ( isset( Kirki::$config['global'] ) ) ? Kirki::$config['global'] : array();
		if ( 'global' !== $this->kirki_config && isset( Kirki::$config[ $this->kirki_config ] ) ) {
			$config_defaults = Kirki::$config[ $this->kirki_config ];
		}
		$config_defaults = ( is_array( $config_defaults ) ) ? $config_defaults : array();
		foreach ( $config_defaults as $key => $value ) {
			if ( isset( $defaults[ $key ] ) && ! empty( $value ) && $value !== $defaults[ $key ] ) {
				$defaults[ $key ] = $value;
			}
		}

		// Merge our args with the defaults.
		$args = wp_parse_args( $args, $defaults );

		// Set the class properties using the parsed args.
		foreach ( $args as $key => $value ) {
			$this->$key = $value;
		}

		$this->args = $args;

		$this->set_field();
	}

	/**
	 * Processes the field arguments
	 *
	 * @access protected
	 */
	protected function set_field() {

		$properties = get_class_vars( __CLASS__ );

		// Some things must run before the others.
		$this->set_option_name();
		$this->set_option_type();
		$this->set_settings();

		// Sanitize the properties, skipping the ones that have already run above.
		foreach ( $properties as $property => $value ) {
			if ( in_array( $property, array( 'option_name', 'option_type', 'settings' ), true ) ) {
				continue;
			}
			if ( method_exists( $this, 'set_' . $property ) ) {
				$method_name = 'set_' . $property;
				$this->$method_name();
			}
		}

		// Get all arguments with their values.
		$args = get_object_vars( $this );
		foreach ( array_keys( $args ) as $key ) {
			$args[ $key ] = $this->$key;
		}

		// Add the field to the static $fields variable properly indexed.
		Kirki::$fields[ $this->settings ] = $args;

	}

	/**
	 * Escape $kirki_config.
	 *
	 * @access protected
	 */
	protected function set_kirki_config() {

		$this->kirki_config = esc_attr( $this->kirki_config );
	}

	/**
	 * Escape $option_name.
	 *
	 * @access protected
	 */
	protected function set_option_name() {

		$this->option_name = esc_attr( $this->option_name );
	}

	/**
	 * Escape the $section.
	 *
	 * @access protected
	 */
	protected function set_section() {

		$this->section = sanitize_key( $this->section );
	}

	/**
	 * Escape the $section.
	 *
	 * @access protected
	 */
	protected function set_input_attrs() {

		if ( ! is_array( $this->input_attrs ) ) {
			$this->input_attrs = array();
		}
	}

	/**
	 * Checks the capability chosen is valid.
	 * If not, then falls back to 'edit_theme_options'
	 *
	 * @access protected
	 */
	protected function set_capability() {

		// Early exit if we're using 'edit_theme_options'.
		if ( 'edit_theme_options' === $this->capability ) {
			return;
		}
		// Escape & trim the capability.
		$this->capability = trim( esc_attr( $this->capability ) );
	}

	/**
	 * Make sure we're using the correct option_type
	 *
	 * @access protected
	 */
	protected function set_option_type() {

		// Take care of common typos.
		if ( 'options' === $this->option_type ) {
			$this->option_type = 'option';
		}
		// Take care of common typos.
		if ( 'theme_mods' === $this->option_type ) {
			/* translators: %1$s represents the field ID where the error occurs. */
			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Typo found in field %s - "theme_mods" vs "theme_mod"', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
			$this->option_type = 'theme_mod';
		}
	}

	/**
	 * Modifications for partial refreshes.
	 *
	 * @access protected
	 */
	protected function set_partial_refresh() {

		if ( ! is_array( $this->partial_refresh ) ) {
			$this->partial_refresh = array();
		}
		foreach ( $this->partial_refresh as $id => $args ) {
			if ( ! is_array( $args ) || ! isset( $args['selector'] ) || ! isset( $args['render_callback'] ) || ! is_callable( $args['render_callback'] ) ) {
				/* translators: %1$s represents the field ID where the error occurs. */
				_doing_it_wrong( __METHOD__, sprintf( esc_attr__( '"partial_refresh" invalid entry in field %s', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
				unset( $this->partial_refresh[ $id ] );
				continue;
			}
		}
		if ( ! empty( $this->partial_refresh ) ) {
			$this->transport = 'postMessage';
		}
	}

	/**
	 * Sets the settings.
	 * If we're using serialized options it makes sure that settings are properly formatted.
	 * We'll also be escaping all setting names here for consistency.
	 *
	 * @access protected
	 */
	protected function set_settings() {

		// If settings is not an array, temporarily convert it to an array.
		// This is just to allow us to process everything the same way and avoid code duplication.
		// if settings is not an array then it will not be set as an array in the end.
		if ( ! is_array( $this->settings ) ) {
			$this->settings = array(
				'kirki_placeholder_setting' => $this->settings,
			);
		}
		$settings = array();
		foreach ( $this->settings as $setting_key => $setting_value ) {
			$settings[ $setting_key ] = $setting_value;
			// If we're using serialized options then we need to spice this up.
			if ( 'option' === $this->option_type && '' !== $this->option_name && ( false === strpos( $setting_key, '[' ) ) ) {
				$settings[ $setting_key ] = "{$this->option_name}[{$setting_value}]";
			}
		}
		$this->settings = $settings;
		if ( isset( $this->settings['kirki_placeholder_setting'] ) ) {
			$this->settings = $this->settings['kirki_placeholder_setting'];
		}
	}

	/**
	 * Sets the active_callback
	 * If we're using the $required argument,
	 * Then this is where the switch is made to our evaluation method.
	 *
	 * @access protected
	 */
	protected function set_active_callback() {

		if ( is_array( $this->active_callback ) && ! is_callable( $this->active_callback ) ) {
			if ( isset( $this->active_callback[0] ) ) {
				$this->required = $this->active_callback;
			}
		}

		if ( ! empty( $this->required ) ) {
			$this->active_callback = array( 'Kirki_Active_Callback', 'evaluate' );
			return;
		}
		// No need to proceed any further if we're using the default value.
		if ( '__return_true' === $this->active_callback ) {
			return;
		}
		// Make sure the function is callable, otherwise fallback to __return_true.
		if ( ! is_callable( $this->active_callback ) ) {
			$this->active_callback = '__return_true';
		}
	}

	/**
	 * Sets the control type.
	 *
	 * @access protected
	 */
	protected function set_type() {

		// Escape the control type (it doesn't hurt to be sure).
		$this->type = esc_attr( $this->type );
	}

	/**
	 * Sets the $id.
	 * Setting the ID should happen after the 'settings' sanitization.
	 * This way we can also properly handle cases where the option_type is set to 'option'
	 * and we're using an array instead of individual options.
	 *
	 * @access protected
	 */
	protected function set_id() {

		$this->id = sanitize_key( str_replace( '[', '-', str_replace( ']', '', $this->settings ) ) );
	}

	/**
	 * Sets the $choices.
	 *
	 * @access protected
	 */
	protected function set_choices() {

		if ( ! is_array( $this->choices ) ) {
			$this->choices = array();
		}
	}

	/**
	 * Escapes the $disable_output.
	 *
	 * @access protected
	 */
	protected function set_disable_output() {

		$this->disable_output = (bool) $this->disable_output;

	}

	/**
	 * Sets the $sanitize_callback
	 *
	 * @access protected
	 */
	protected function set_output() {

		if ( empty( $this->output ) ) {
			return;
		}
		if ( ! is_array( $this->output ) ) {
			/* translators: The field ID where the error occurs. */
			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( '"output" invalid format in field %s. The "output" argument should be defined as an array of arrays.', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
			$this->output = array(
				array(
					'element' => $this->output,
				),
			);
		}
		// Convert to array of arrays if needed.
		if ( isset( $this->output['element'] ) ) {
			/* translators: The field ID where the error occurs. */
			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( '"output" invalid format in field %s. The "output" argument should be defined as an array of arrays.', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
			$this->output = array( $this->output );
		}
		foreach ( $this->output as $key => $output ) {
			if ( empty( $output ) || ! isset( $output['element'] ) ) {
				unset( $this->output[ $key ] );
				continue;
			}
			if ( ! isset( $output['sanitize_callback'] ) && isset( $output['callback'] ) ) {
				$this->output[ $key ]['sanitize_callback'] = $output['callback'];
			}
			// Convert element arrays to strings.
			if ( isset( $output['element'] ) && is_array( $output['element'] ) ) {
				$this->output[ $key ]['element'] = array_unique( $this->output[ $key ]['element'] );
				sort( $this->output[ $key ]['element'] );
				$this->output[ $key ]['element'] = implode( ',', $this->output[ $key ]['element'] );
			}
		}
	}

	/**
	 * Sets the $js_vars
	 *
	 * @access protected
	 */
	protected function set_js_vars() {

		if ( ! is_array( $this->js_vars ) ) {
			$this->js_vars = array();
		}

		// Check if transport is set to auto.
		// If not, then skip the auto-calculations and exit early.
		if ( 'auto' !== $this->transport ) {
			return;
		}

		// Set transport to refresh initially.
		// Serves as a fallback in case we failt to auto-calculate js_vars.
		$this->transport = 'refresh';

		$js_vars = array();

		// Try to auto-generate js_vars.
		// First we need to check if js_vars are empty, and that output is not empty.
		if ( empty( $this->js_vars ) && ! empty( $this->output ) ) {

			// Start going through each item in the $output array.
			foreach ( $this->output as $output ) {
				$output['function'] = ( isset( $output['function'] ) ) ? $output['function'] : 'style';

				// If 'element' or 'property' are not defined, skip this.
				if ( ! isset( $output['element'] ) || ! isset( $output['property'] ) ) {
					continue;
				}
				if ( is_array( $output['element'] ) ) {
					$output['element'] = implode( ',', $output['element'] );
				}

				// If there's a sanitize_callback defined skip this, unless we also have a js_callback defined.
				if ( isset( $output['sanitize_callback'] ) && ! empty( $output['sanitize_callback'] ) && ! isset( $output['js_callback'] ) ) {
					continue;
				}

				// If we got this far, it's safe to add this.
				$js_vars[] = $output;
			}

			// Did we manage to get all the items from 'output'?
			// If not, then we're missing something so don't add this.
			if ( count( $js_vars ) !== count( $this->output ) ) {
				return;
			}
			$this->js_vars   = $js_vars;
			$this->transport = 'postMessage';

		}
	}

	/**
	 * Sets the $variables
	 *
	 * @access protected
	 */
	protected function set_variables() {

		if ( ! is_array( $this->variables ) ) {
			$variable = ( is_string( $this->variables ) && ! empty( $this->variables ) ) ? $this->variables : false;
			$this->variables = array();
			if ( $variable && empty( $this->variables ) ) {
				$this->variables[0]['name'] = $variable;
			}
		}
	}

	/**
	 * Sets the $transport
	 *
	 * @access protected
	 */
	protected function set_transport() {

		if ( 'postmessage' === trim( strtolower( $this->transport ) ) ) {
			$this->transport = 'postMessage';
		}
	}

	/**
	 * Sets the $required
	 *
	 * @access protected
	 */
	protected function set_required() {

		if ( ! is_array( $this->required ) ) {
			$this->required = array();
		}
	}

	/**
	 * Sets the $priority
	 *
	 * @access protected
	 */
	protected function set_priority() {

		$this->priority = absint( $this->priority );
	}
}


1			<?php
2			/**
3			* Creates and validates field parameters.
4			*
5			* @package Kirki
6			* @category Core
7			* @author Aristeides Stathopoulos
8			* @copyright Copyright (c) 2017, Aristeides Stathopoulos
9			* @license http://opensource.org/licenses/https://opensource.org/licenses/MIT
10			* @since 1.0
11			*/
12
13			/**
14			* Please do not use this class directly.
15			* You should instead extend it per-field-type.
16			*/
17			class Kirki_Field {
18
19			/**
20			* An array of the field arguments.
21			*
22			* @access protected
23			* @var array
24			*/
25			protected $args = array();
26
27			/**
28			* The ID of the kirki_config we're using.
29			*
30			* @see Kirki_Config
31			* @access protected
32			* @var string
33			*/
34			protected $kirki_config = 'global';
35
36			/**
37			* Thje capability required so that users can edit this field.
38			*
39			* @access protected
40			* @var string
41			*/
42			protected $capability = 'edit_theme_options';
43
44			/**
45			* If we're using options instead of theme_mods
46			* and we want them serialized, this is the option that
47			* will saved in the db.
48			*
49			* @access protected
50			* @var string
51			*/
52			protected $option_name = '';
53
54			/**
55			* Custom input attributes (defined as an array).
56			*
57			* @access protected
58			* @var array
59			*/
60			protected $input_attrs = array();
61
62			/**
63			* Use "theme_mod" or "option".
64			*
65			* @access protected
66			* @var string
67			*/
68			protected $option_type = 'theme_mod';
69
70			/**
71			* The name of this setting (id for the db).
72			*
73			* @access protected
74			* @var string\|array
75			*/
76			protected $settings = '';
77
78			/**
79			* Set to true if you want to disable all CSS output for this field.
80			*
81			* @access protected
82			* @var bool
83			*/
84			protected $disable_output = false;
85
86			/**
87			* The field type.
88			*
89			* @access protected
90			* @var string
91			*/
92			protected $type = 'kirki-generic';
93
94			/**
95			* Some fields require options to be set.
96			* We're whitelisting the property here
97			* and suggest you validate this in a child class.
98			*
99			* @access protected
100			* @var array
101			*/
102			protected $choices = array();
103
104			/**
105			* Assign this field to a section.
106			* Fields not assigned to a section will not be displayed in the customizer.
107			*
108			* @access protected
109			* @var string
110			*/
111			protected $section = '';
112
113			/**
114			* The default value for this field.
115			*
116			* @access protected
117			* @var string\|array\|bool
118			*/
119			protected $default = '';
120
121			/**
122			* Priority determines the position of a control inside a section.
123			* Lower priority numbers move the control to the top.
124			*
125			* @access protected
126			* @var int
127			*/
128			protected $priority = 10;
129
130			/**
131			* Unique ID for this field.
132			* This is auto-calculated from the $settings argument.
133			*
134			* @access protected
135			* @var string
136			*/
137			protected $id = '';
138
139			/**
140			* Use if you want to automatically generate CSS from this field's value.
141			*
142			* @see https://kirki.org/docs/arguments/output
143			* @access protected
144			* @var array
145			*/
146			protected $output = array();
147
148			/**
149			* Use to automatically generate postMessage scripts.
150			* Not necessary to use if you use 'transport' => 'auto'
151			* and have already set an array for the 'output' argument.
152			*
153			* @see https://kirki.org/docs/arguments/js_vars
154			* @access protected
155			* @var array
156			*/
157			protected $js_vars = array();
158
159			/**
160			* If you want to use a CSS compiler, then use this to set the variable names.
161			*
162			* @see https://kirki.org/docs/arguments/variables
163			* @access protected
164			* @var array
165			*/
166			protected $variables = array();
167
168			/**
169			* Text that will be used in a tooltip to provide extra info for this field.
170			*
171			* @access protected
172			* @var string
173			*/
174			protected $tooltip = '';
175
176			/**
177			* A custom callback to determine if the field should be visible or not.
178			*
179			* @access protected
180			* @var string\|array
181			*/
182			protected $active_callback = '__return_true';
183
184			/**
185			* A custom sanitize callback that will be used to properly save the values.
186			*
187			* @access protected
188			* @var string\|array
189			*/
190			protected $sanitize_callback = '';
191
192			/**
193			* Use 'refresh', 'postMessage' or 'auto'.
194			* 'auto' will automatically geberate any 'js_vars' from the 'output' argument.
195			*
196			* @access protected
197			* @var string
198			*/
199			protected $transport = 'refresh';
200
201			/**
202			* Define dependencies to show/hide this field based on the values of other fields.
203			*
204			* @access protected
205			* @var array
206			*/
207			protected $required = array();
208
209			/**
210			* Partial Refreshes array.
211			*
212			* @access protected
213			* @var array
214			*/
215			protected $partial_refresh = array();
216
217			/**
218			* The class constructor.
219			* Parses and sanitizes all field arguments.
220			* Then it adds the field to Kirki::$fields.
221			*
222			* @access public
223			* @param string $config_id The ID of the config we want to use.
224			* Defaults to "global".
225			* Configs are handled by the Kirki_Config class.
226			* @param array $args The arguments of the field.
227			*/
228			public function __construct( $config_id = 'global', $args = array() ) {
229
230			if ( isset( $args['setting'] ) && ! empty( $args['setting'] ) && ( ! isset( $args['settings'] ) \|\| empty( $args['settings'] ) ) ) {
231			/* translators: %s represents the field ID where the error occurs. */
232			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Typo found in field %s - setting instead of settings.', 'kirki' ), esc_attr( $args['settings'] ) ), '3.0.10' );
233			$args['settings'] = $args['setting'];
234			unset( $args['setting'] );
235			}
236
237			// In case the user only provides 1 argument,
238			// assume that the provided argument is $args and set $config_id = 'global'.
239			if ( is_array( $config_id ) && empty( $args ) ) {
240			/* translators: %1$s represents the field ID where the error occurs. %2$s is the URL in the documentation site. */
241			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Config not defined for field %1$s - See %2$s for details on how to properly add fields.', 'kirki' ), esc_attr( $args['settings'] ), 'https://aristath.github.io/kirki/docs/getting-started/fields.html' ), '3.0.10' );
242			$args = $config_id;
243			$config_id = 'global';
244			}
245
246			$args['kirki_config'] = $config_id;
247
248			$this->kirki_config = trim( esc_attr( $config_id ) );
249			if ( '' === $config_id ) {
250			/* translators: %1$s represents the field ID where the error occurs. %2$s is the URL in the documentation site. */
251			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Config not defined for field %1$s - See %2$s for details on how to properly add fields.', 'kirki' ), esc_attr( $args['settings'] ), 'https://aristath.github.io/kirki/docs/getting-started/fields.html' ), '3.0.10' );
252			$this->kirki_config = 'global';
253			}
254
255			// Get defaults from the class.
256			$defaults = get_class_vars( __CLASS__ );
257
258			// Get the config arguments, and merge them with the defaults.
259			$config_defaults = ( isset( Kirki::$config['global'] ) ) ? Kirki::$config['global'] : array();
260			if ( 'global' !== $this->kirki_config && isset( Kirki::$config[ $this->kirki_config ] ) ) {
261			$config_defaults = Kirki::$config[ $this->kirki_config ];
262			}
263			$config_defaults = ( is_array( $config_defaults ) ) ? $config_defaults : array();
264			foreach ( $config_defaults as $key => $value ) {
265			if ( isset( $defaults[ $key ] ) && ! empty( $value ) && $value !== $defaults[ $key ] ) {
266			$defaults[ $key ] = $value;
267			}
268			}
269
270			// Merge our args with the defaults.
271			$args = wp_parse_args( $args, $defaults );
272
273			// Set the class properties using the parsed args.
274			foreach ( $args as $key => $value ) {
275			$this->$key = $value;
276			}
277
278			$this->args = $args;
279
280			$this->set_field();
281			}
282
283			/**
284			* Processes the field arguments
285			*
286			* @access protected
287			*/
288			protected function set_field() {
289
290			$properties = get_class_vars( __CLASS__ );
291
292			// Some things must run before the others.
293			$this->set_option_name();
294			$this->set_option_type();
295			$this->set_settings();
296
297			// Sanitize the properties, skipping the ones that have already run above.
298			foreach ( $properties as $property => $value ) {
299			if ( in_array( $property, array( 'option_name', 'option_type', 'settings' ), true ) ) {
300			continue;
301			}
302			if ( method_exists( $this, 'set_' . $property ) ) {
303			$method_name = 'set_' . $property;
304			$this->$method_name();
305			}
306			}
307
308			// Get all arguments with their values.
309			$args = get_object_vars( $this );
310			foreach ( array_keys( $args ) as $key ) {
311			$args[ $key ] = $this->$key;
312			}
313
314			// Add the field to the static $fields variable properly indexed.
315			Kirki::$fields[ $this->settings ] = $args;
316
317			}
318
319			/**
320			* Escape $kirki_config.
321			*
322			* @access protected
323			*/
324			protected function set_kirki_config() {
325
326			$this->kirki_config = esc_attr( $this->kirki_config );
327			}
328
329			/**
330			* Escape $option_name.
331			*
332			* @access protected
333			*/
334			protected function set_option_name() {
335
336			$this->option_name = esc_attr( $this->option_name );
337			}
338
339			/**
340			* Escape the $section.
341			*
342			* @access protected
343			*/
344			protected function set_section() {
345
346			$this->section = sanitize_key( $this->section );
347			}
348
349			/**
350			* Escape the $section.
351			*
352			* @access protected
353			*/
354			protected function set_input_attrs() {
355
356			if ( ! is_array( $this->input_attrs ) ) {
357			$this->input_attrs = array();
358			}
359			}
360
361			/**
362			* Checks the capability chosen is valid.
363			* If not, then falls back to 'edit_theme_options'
364			*
365			* @access protected
366			*/
367			protected function set_capability() {
368
369			// Early exit if we're using 'edit_theme_options'.
370			if ( 'edit_theme_options' === $this->capability ) {
371			return;
372			}
373			// Escape & trim the capability.
374			$this->capability = trim( esc_attr( $this->capability ) );
375			}
376
377			/**
378			* Make sure we're using the correct option_type
379			*
380			* @access protected
381			*/
382			protected function set_option_type() {
383
384			// Take care of common typos.
385			if ( 'options' === $this->option_type ) {
386			$this->option_type = 'option';
387			}
388			// Take care of common typos.
389			if ( 'theme_mods' === $this->option_type ) {
390			/* translators: %1$s represents the field ID where the error occurs. */
391			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( 'Typo found in field %s - "theme_mods" vs "theme_mod"', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
392			$this->option_type = 'theme_mod';
393			}
394			}
395
396			/**
397			* Modifications for partial refreshes.
398			*
399			* @access protected
400			*/
401			protected function set_partial_refresh() {
402
403			if ( ! is_array( $this->partial_refresh ) ) {
404			$this->partial_refresh = array();
405			}
406			foreach ( $this->partial_refresh as $id => $args ) {
407			if ( ! is_array( $args ) \|\| ! isset( $args['selector'] ) \|\| ! isset( $args['render_callback'] ) \|\| ! is_callable( $args['render_callback'] ) ) {
408			/* translators: %1$s represents the field ID where the error occurs. */
409			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( '"partial_refresh" invalid entry in field %s', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
410			unset( $this->partial_refresh[ $id ] );
411			continue;
412			}
413			}
414			if ( ! empty( $this->partial_refresh ) ) {
415			$this->transport = 'postMessage';
416			}
417			}
418
419			/**
420			* Sets the settings.
421			* If we're using serialized options it makes sure that settings are properly formatted.
422			* We'll also be escaping all setting names here for consistency.
423			*
424			* @access protected
425			*/
426			protected function set_settings() {
427
428			// If settings is not an array, temporarily convert it to an array.
429			// This is just to allow us to process everything the same way and avoid code duplication.
430			// if settings is not an array then it will not be set as an array in the end.
431			if ( ! is_array( $this->settings ) ) {
432			$this->settings = array(
433			'kirki_placeholder_setting' => $this->settings,
434			);
435			}
436			$settings = array();
437			foreach ( $this->settings as $setting_key => $setting_value ) {
438			$settings[ $setting_key ] = $setting_value;
439			// If we're using serialized options then we need to spice this up.
440			if ( 'option' === $this->option_type && '' !== $this->option_name && ( false === strpos( $setting_key, '[' ) ) ) {
441			$settings[ $setting_key ] = "{$this->option_name}[{$setting_value}]";
442			}
443			}
444			$this->settings = $settings;
445			if ( isset( $this->settings['kirki_placeholder_setting'] ) ) {
446			$this->settings = $this->settings['kirki_placeholder_setting'];
447			}
448			}
449
450			/**
451			* Sets the active_callback
452			* If we're using the $required argument,
453			* Then this is where the switch is made to our evaluation method.
454			*
455			* @access protected
456			*/
457			protected function set_active_callback() {
458
459			if ( is_array( $this->active_callback ) && ! is_callable( $this->active_callback ) ) {
460			if ( isset( $this->active_callback[0] ) ) {
461			$this->required = $this->active_callback;
462			}
463			}
464
465			if ( ! empty( $this->required ) ) {
466			$this->active_callback = array( 'Kirki_Active_Callback', 'evaluate' );
467			return;
468			}
469			// No need to proceed any further if we're using the default value.
470			if ( '__return_true' === $this->active_callback ) {
471			return;
472			}
473			// Make sure the function is callable, otherwise fallback to __return_true.
474			if ( ! is_callable( $this->active_callback ) ) {
475			$this->active_callback = '__return_true';
476			}
477			}
478
479			/**
480			* Sets the control type.
481			*
482			* @access protected
483			*/
484			protected function set_type() {
485
486			// Escape the control type (it doesn't hurt to be sure).
487			$this->type = esc_attr( $this->type );
488			}
489
490			/**
491			* Sets the $id.
492			* Setting the ID should happen after the 'settings' sanitization.
493			* This way we can also properly handle cases where the option_type is set to 'option'
494			* and we're using an array instead of individual options.
495			*
496			* @access protected
497			*/
498			protected function set_id() {
499
500			$this->id = sanitize_key( str_replace( '[', '-', str_replace( ']', '', $this->settings ) ) );
501			}
502
503			/**
504			* Sets the $choices.
505			*
506			* @access protected
507			*/
508			protected function set_choices() {
509
510			if ( ! is_array( $this->choices ) ) {
511			$this->choices = array();
512			}
513			}
514
515			/**
516			* Escapes the $disable_output.
517			*
518			* @access protected
519			*/
520			protected function set_disable_output() {
521
522			$this->disable_output = (bool) $this->disable_output;
523
524			}
525
526			/**
527			* Sets the $sanitize_callback
528			*
529			* @access protected
530			*/
531			protected function set_output() {
532
533			if ( empty( $this->output ) ) {
534			return;
535			}
536			if ( ! is_array( $this->output ) ) {
537			/* translators: The field ID where the error occurs. */
538			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( '"output" invalid format in field %s. The "output" argument should be defined as an array of arrays.', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
539			$this->output = array(
540			array(
541			'element' => $this->output,
542			),
543			);
544			}
545			// Convert to array of arrays if needed.
546			if ( isset( $this->output['element'] ) ) {
547			/* translators: The field ID where the error occurs. */
548			_doing_it_wrong( __METHOD__, sprintf( esc_attr__( '"output" invalid format in field %s. The "output" argument should be defined as an array of arrays.', 'kirki' ), esc_attr( $this->settings ) ), '3.0.10' );
549			$this->output = array( $this->output );
550			}
551			foreach ( $this->output as $key => $output ) {
552			if ( empty( $output ) \|\| ! isset( $output['element'] ) ) {
553			unset( $this->output[ $key ] );
554			continue;
555			}
556			if ( ! isset( $output['sanitize_callback'] ) && isset( $output['callback'] ) ) {
557			$this->output[ $key ]['sanitize_callback'] = $output['callback'];
558			}
559			// Convert element arrays to strings.
560			if ( isset( $output['element'] ) && is_array( $output['element'] ) ) {
561			$this->output[ $key ]['element'] = array_unique( $this->output[ $key ]['element'] );
562			sort( $this->output[ $key ]['element'] );
563			$this->output[ $key ]['element'] = implode( ',', $this->output[ $key ]['element'] );
564			}
565			}
566			}
567
568			/**
569			* Sets the $js_vars
570			*
571			* @access protected
572			*/
573			protected function set_js_vars() {
574
575			if ( ! is_array( $this->js_vars ) ) {
576			$this->js_vars = array();
577			}
578
579			// Check if transport is set to auto.
580			// If not, then skip the auto-calculations and exit early.
581			if ( 'auto' !== $this->transport ) {
582			return;
583			}
584
585			// Set transport to refresh initially.
586			// Serves as a fallback in case we failt to auto-calculate js_vars.
587			$this->transport = 'refresh';
588
589			$js_vars = array();
590
591			// Try to auto-generate js_vars.
592			// First we need to check if js_vars are empty, and that output is not empty.
593			if ( empty( $this->js_vars ) && ! empty( $this->output ) ) {
594
595			// Start going through each item in the $output array.
596			foreach ( $this->output as $output ) {
597			$output['function'] = ( isset( $output['function'] ) ) ? $output['function'] : 'style';
598
599			// If 'element' or 'property' are not defined, skip this.
600			if ( ! isset( $output['element'] ) \|\| ! isset( $output['property'] ) ) {
601			continue;
602			}
603			if ( is_array( $output['element'] ) ) {
604			$output['element'] = implode( ',', $output['element'] );
605			}
606
607			// If there's a sanitize_callback defined skip this, unless we also have a js_callback defined.
608			if ( isset( $output['sanitize_callback'] ) && ! empty( $output['sanitize_callback'] ) && ! isset( $output['js_callback'] ) ) {
609			continue;
610			}
611
612			// If we got this far, it's safe to add this.
613			$js_vars[] = $output;
614			}
615
616			// Did we manage to get all the items from 'output'?
617			// If not, then we're missing something so don't add this.
618			if ( count( $js_vars ) !== count( $this->output ) ) {
619			return;
620			}
621			$this->js_vars = $js_vars;
622			$this->transport = 'postMessage';
623
624			}
625			}
626
627			/**
628			* Sets the $variables
629			*
630			* @access protected
631			*/
632			protected function set_variables() {
633
634			if ( ! is_array( $this->variables ) ) {
635			$variable = ( is_string( $this->variables ) && ! empty( $this->variables ) ) ? $this->variables : false;
636			$this->variables = array();
637			if ( $variable && empty( $this->variables ) ) {
638			$this->variables[0]['name'] = $variable;
639			}
640			}
641			}
642
643			/**
644			* Sets the $transport
645			*
646			* @access protected
647			*/
648			protected function set_transport() {
649
650			if ( 'postmessage' === trim( strtolower( $this->transport ) ) ) {
651			$this->transport = 'postMessage';
652			}
653			}
654
655			/**
656			* Sets the $required
657			*
658			* @access protected
659			*/
660			protected function set_required() {
661
662			if ( ! is_array( $this->required ) ) {
663			$this->required = array();
664			}
665			}
666
667			/**
668			* Sets the $priority
669			*
670			* @access protected
671			*/
672			protected function set_priority() {
673
674			$this->priority = absint( $this->priority );
675			}
676			}
677

aristath / kirki

Pull Request — master (#1592)

Kirki_Field::set_sanitize_callback() A

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