PodsField_OEmbed::ui() - Code Metrics - Inspection of "PHP Codesniffer fixes" - pods-framework/pods - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — 2.x (#4569)

by Scott Kingsley

created 2018-03-03 14:10 UTC

PodsField_OEmbed::ui() A

↳ Parent: PodsField_OEmbed

Complexity

Conditions	1
Paths	1

Size

Total Lines	6
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
dl	0
loc	6
rs	9.4285
c	0
b	0
f	0
eloc	3
nc	1
nop	6

<?php

/**
 * @package Pods\Fields
 */
class PodsField_OEmbed extends PodsField {

	/**
	 * {@inheritdoc}
	 */
	public static $group = 'Relationships / Media';

	/**
	 * {@inheritdoc}
	 */
	public static $type = 'oembed';

	/**
	 * {@inheritdoc}
	 */
	public static $label = 'oEmbed';

	/**
	 * {@inheritdoc}
	 */
	public static $prepare = '%s';

	/**
	 * Available oEmbed providers
	 *
	 * @var array
	 * @since 2.7
	 */
	private $providers = array();

	/**
	 * Current embed width
	 *
	 * @var int
	 * @since 2.7
	 */
	private $width = 0;

	/**
	 * Current embed height
	 *
	 * @var int
	 * @since 2.7
	 */
	private $height = 0;

	/**
	 * {@inheritdoc}
	 */
	public function setup() {

		self::$label = __( 'oEmbed', 'pods' );
	}

	/**
	 * {@inheritdoc}
	 */
	public function admin_init() {

		// AJAX for Uploads
		add_action( 'wp_ajax_oembed_update_preview', array( $this, 'admin_ajax_oembed_update_preview' ) );
	}

	/**
	 * {@inheritdoc}
	 */
	public function options() {

		$options = array(
			static::$type . '_repeatable'   => array(
				'label'             => __( 'Repeatable Field', 'pods' ),
				'default'           => 0,
				'type'              => 'boolean',
				'help'              => __( 'Making a field repeatable will add controls next to the field which allows users to Add/Remove/Reorder additional values. These values are saved in the database as an array, so searching and filtering by them may require further adjustments".', 'pods' ),
				'boolean_yes_label' => '',
				'dependency'        => true,
				'developer_mode'    => true,
			),
			static::$type . '_width'        => array(
				'label'   => __( 'Embed Width', 'pods' ),
				'default' => 0,
				'type'    => 'number',
				'help'    => __( 'Optional width to use for this oEmbed. Leave as 0 (zero) to default to none.', 'pods' ),
			),
			static::$type . '_height'       => array(
				'label'   => __( 'Embed Height', 'pods' ),
				'default' => 0,
				'type'    => 'number',
				'help'    => __( 'Optional height to use for this oEmbed. Leave as 0 (zero) to default to none.', 'pods' ),
			),
			static::$type . '_show_preview' => array(
				'label'   => __( 'Show preview', 'pods' ),
				'default' => 0,
				'type'    => 'boolean',
			),
		);

		// Get all unique provider host names
		$unique_providers = array();
		foreach ( $this->get_providers() as $provider ) {
			if ( ! in_array( $provider['host'], $unique_providers, true ) ) {
				$unique_providers[] = $provider['host'];
			}
		}
		sort( $unique_providers );

		// Only add the options if we have data
		if ( ! empty( $unique_providers ) ) {
			$options[ static::$type . '_restrict_providers' ] = array(
				'label'      => __( 'Restrict to providers', 'pods' ),
				'help'       => __( 'Restrict input to specific WordPress oEmbed compatible providers.', 'pods' ),
				'type'       => 'boolean',
				'default'    => 0,
				'dependency' => true,
			);
			$options[ static::$type . '_enable_providers' ]   = array(
				'label'      => __( 'Select enabled providers', 'pods' ),
				'depends-on' => array( static::$type . '_restrict_providers' => true ),
				'group'      => array(),
			);
			// Add all the oEmbed providers
			foreach ( $unique_providers as $provider ) {
				$options[ static::$type . '_enable_providers' ]['group'][ static::$type . '_enabled_providers_' . tag_escape( $provider ) ] = array(
					'label'   => $provider,
					'type'    => 'boolean',
					'default' => 0,
				);
			}
		}//end if

		return $options;
	}

	/**
	 * {@inheritdoc}
	 */
	public function schema( $options = null ) {

		$schema = 'LONGTEXT';

		return $schema;
	}

	/**
	 * {@inheritdoc}
	 */
	public function display( $value = null, $name = null, $options = null, $pod = null, $id = null ) {

		$value = $this->pre_save( $value, $id, $name, $options, null, $pod );

		$width  = (int) pods_v( static::$type . '_width', $options );
		$height = (int) pods_v( static::$type . '_height', $options );
		$args   = array();
		if ( $width > 0 ) {
			$args['width'] = $width;
		}
		if ( $height > 0 ) {
			$args['height'] = $height;
		}

		$value = wp_oembed_get( $value, $args );

		return $value;
	}

	/**
	 * {@inheritdoc}
	 */
	public function input( $name, $value = null, $options = null, $pod = null, $id = null ) {


		$options         = (array) $options;
		$form_field_type = PodsForm::$field_type;

		if ( is_array( $value ) ) {
			$value = implode( ' ', $value );
		}

		if ( isset( $options['name'] ) && false === PodsForm::permission( static::$type, $options['name'], $options, null, $pod, $id ) ) {
			if ( pods_v( 'read_only', $options, false ) ) {
				$options['readonly'] = true;
			} else {
				return;
			}
		} elseif ( ! pods_has_permissions( $options ) && pods_v( 'read_only', $options, false ) ) {
			$options['readonly'] = true;
		}

		pods_view( PODS_DIR . 'ui/fields/oembed.php', compact( array_keys( get_defined_vars() ) ) );
	}

	/**
	 * {@inheritdoc}
	 */
	public function validate( $value, $name = null, $options = null, $fields = null, $pod = null, $id = null, $params = null ) {


		$errors = array();

		$check = $this->pre_save( $value, $id, $name, $options, $fields, $pod, $params );

		if ( is_array( $check ) ) {
			$errors = $check;
		} else {
			if ( 0 < strlen( $value ) && '' === $check ) {
				if ( 1 === (int) pods_v( 'required', $options ) ) {
					$errors[] = __( 'This field is required.', 'pods' );
				}
			}
		}

		if ( ! empty( $errors ) ) {
			return $errors;
		}

		return true;
	}

	/**
	 * {@inheritdoc}
	 */
	public function pre_save( $value, $id = null, $name = null, $options = null, $fields = null, $pod = null, $params = null ) {

		$value = $this->strip_html( $value, $options );

		// Only allow ONE URL
		if ( ! empty( $value ) ) {
			$value = explode( ' ', $value );
			$value = esc_url( $value[0] );
		}

		if ( $this->validate_provider( $value, $options ) ) {
			return $value;
		} else {
			return false;
		}

	}

	/**
	 * {@inheritdoc}
	 */
	public function ui( $id, $value, $name = null, $options = null, $fields = null, $pod = null ) {

		$value = $this->pre_save( $value, $id, $name, $options, $fields, $pod );

		return $value;
	}

	/**
	 * {@inheritdoc}
	 */
	public function strip_html( $value, $options = null ) {

		if ( is_array( $value ) ) {
			// @codingStandardsIgnoreLine
			$value = @implode( ' ', $value );
		}

		$value = trim( $value );

		if ( empty( $value ) ) {
			return $value;
		}

		// Strip HTML
		$value = strip_tags( $value );

		// Strip shortcodes
		$value = strip_shortcodes( $value );

		return $value;
	}

	/**
	 * Passes any unlinked URLs that are on their own line to {@link WP_Embed::shortcode()} for potential embedding.
	 *
	 * @see   WP_Embed::autoembed()
	 * @see   WP_Embed::autoembed_callback()
	 *
	 * @uses  PodsField_OEmbed::autoembed_callback()
	 *
	 * @param string $content The content to be searched.
	 *
	 * @return string Potentially modified $content.
	 *
	 * @since 2.7
	 */
	public function autoembed( $content ) {

		// Replace line breaks from all HTML elements with placeholders.
		$content = wp_replace_in_html_tags( $content, array( "\n" => '<!-- wp-line-break -->' ) );

		// Find URLs that are on their own line.
		$content = preg_replace_callback(
			'|^(\s*)(https?://[^\s"]+)(\s*)$|im', array(
				$this,
				'autoembed_callback',
			), $content
		);

		// Put the line breaks back.
		return str_replace( '<!-- wp-line-break -->', "\n", $content );

	}

	/**
	 * Callback function for {@link WP_Embed::autoembed()}.
	 *
	 * @param array $match A regex match array.
	 *
	 * @return string The embed shortcode
	 *
	 * @since 2.7
	 */
	public function autoembed_callback( $match ) {

		$shortcode = '[embed width="' . $this->width . '" height="' . $this->height . '"]' . $match[2] . '[/embed]';

		return $shortcode;

	}

	/**
	 * Get a list of available providers from the WP_oEmbed class
	 *
	 * @see   wp-includes/class-oembed.php
	 * @return array $providers {
	 *     Array of provider data with regex as key
	 *
	 * @type string URL for this provider
	 * @type int
	 * @type string Hostname for this provider
	 * }
	 *
	 * @since 2.7
	 */
	public function get_providers() {

		// Return class property if already set
		if ( ! empty( $this->providers ) ) {
			return $this->providers;
		}

		if ( file_exists( ABSPATH . WPINC . '/class-oembed.php' ) ) {
			require_once ABSPATH . WPINC . '/class-oembed.php';
		}

		// Return an empty array if no providers could be found
		$providers = array();

		if ( function_exists( '_wp_oembed_get_object' ) ) {
			$wp_oembed = _wp_oembed_get_object();
			$providers = $wp_oembed->providers;

			foreach ( $providers as $key => $provider ) {
				$url  = wp_parse_url( $provider[0] );
				$host = $url['host'];
				$tmp  = explode( '.', $host );

				if ( count( $tmp ) === 3 ) {
					// Take domain names like .co.uk in consideration
					if ( ! in_array( 'co', $tmp, true ) ) {
						unset( $tmp[0] );
					}
				} elseif ( count( $tmp ) === 4 ) {
					// Take domain names like .co.uk in consideration
					unset( $tmp[0] );
				}

				$host = implode( '.', $tmp );

				$providers[ $key ]['host'] = $host;
			}

			$this->providers = $providers;
		}//end if

		return $providers;

	}

	/**
	 * Takes a URL and returns the corresponding oEmbed provider's URL, if there is one.
	 * This function is ripped from WP since Pods has support from 3.8 and in the WP core this function is 4.0+
	 * We've stripped the autodiscover part from this function to keep it basic
	 *
	 * @since  2.7
	 * @access public
	 *
	 * @see    WP_oEmbed::get_provider()
	 *
	 * @param string $url The URL to the content.
	 *
	 * @return false|string False on failure, otherwise the oEmbed provider URL.
	 */
	public function get_provider( $url ) {

		$provider = false;

		foreach ( $this->providers as $matchmask => $data ) {
			if ( isset( $data['host'] ) ) {
				unset( $data['host'] );
			}
			reset( $data );

			list( $providerurl, $regex ) = $data;

			$match = $matchmask;

			// Turn the asterisk-type provider URLs into regex
			if ( ! $regex ) {
				$matchmask = '#' . str_replace( '___wildcard___', '(.+)', preg_quote( str_replace( '*', '___wildcard___', $matchmask ), '#' ) ) . '#i';
				$matchmask = preg_replace( '|^#http\\\://|', '#https?\://', $matchmask );
			}

			if ( preg_match( $matchmask, $url ) ) {
				$provider = $match;

				break;
			}
		}//end foreach

		return $provider;
	}

	/**
	 * Validate a value with the enabled oEmbed providers (if required).
	 *
	 * @since 2.7
	 *
	 * @param string $value   Field value.
	 * @param array  $options Field options.
	 *
	 * @return bool
	 */
	public function validate_provider( $value, $options ) {

		// Check if we need to validate.
		if ( 0 === (int) pods_v( static::$type . '_restrict_providers', $options ) ) {
			return true;
		}

		$providers = $this->get_providers();

		// Filter existing providers.
		foreach ( $providers as $key => $provider ) {
			$fieldname = static::$type . '_enabled_providers_' . tag_escape( $provider['host'] );

			/**
			 * @todo Future compat to enable serialised strings as field options
			 */

			/**
			 * Current solution: all separate field options.
			 */
			if ( empty( $options[ $fieldname ] ) ) {
				unset( $providers[ $key ] );
			}
		}

		// Value validation.
		$provider_match = $this->get_provider( $value );

		foreach ( $providers as $match => $provider ) {
			if ( $provider_match === $match ) {
				return true;
			}
		}

		return false;
	}

	/**
	 * Handle update preview AJAX.
	 *
	 * @since 2.7
	 */
	public function admin_ajax_oembed_update_preview() {

		// Sanitize input.
		// @codingStandardsIgnoreLine
		$params = pods_unslash( (array) $_POST );

		if ( ! empty( $params['_nonce_pods_oembed'] ) && ! empty( $params['pods_field_oembed_value'] ) && wp_verify_nonce( $params['_nonce_pods_oembed'], 'pods_field_oembed_preview' ) ) {
			$value   = $this->strip_html( $params['pods_field_oembed_value'] );
			$name    = ( ! empty( $params['pods_field_oembed_name'] ) ) ? $this->strip_html( $params['pods_field_oembed_name'] ) : '';
			$options = ( ! empty( $params['pods_field_oembed_options'] ) ) ? $params['pods_field_oembed_options'] : array();

			// Load the field to get it's options.
			$options = pods_api()->load_field( (object) $options );

			// Field options are stored here, if not, just stay with the full options array.
			if ( ! empty( $options['options'] ) ) {
				$options = $options['options'];
			}

			// Run display function to run oEmbed.
			$value = $this->display( $value, $name, $options );

			if ( empty( $value ) ) {
				$value = __( 'Please choose a valid oEmbed URL.', 'pods' );
				wp_send_json_error( $value );
			} else {
				wp_send_json_success( $value );
			}
		}//end if
		wp_send_json_error( __( 'Unauthorized request', 'pods' ) );

		die();
		// Kill it!
	}

}


1		<?php
2
3		/**
4		* @package Pods\Fields
5		*/
6		class PodsField_OEmbed extends PodsField {
7
8		/**
9		* {@inheritdoc}
10		*/
11		public static $group = 'Relationships / Media';
12
13		/**
14		* {@inheritdoc}
15		*/
16		public static $type = 'oembed';
17
18		/**
19		* {@inheritdoc}
20		*/
21		public static $label = 'oEmbed';
22
23		/**
24		* {@inheritdoc}
25		*/
26		public static $prepare = '%s';
27
28		/**
29		* Available oEmbed providers
30		*
31		* @var array
32		* @since 2.7
33		*/
34		private $providers = array();
35
36		/**
37		* Current embed width
38		*
39		* @var int
40		* @since 2.7
41		*/
42		private $width = 0;
43
44		/**
45		* Current embed height
46		*
47		* @var int
48		* @since 2.7
49		*/
50		private $height = 0;
51
52		/**
53		* {@inheritdoc}
54		*/
55		public function setup() {
56
57		self::$label = __( 'oEmbed', 'pods' );
58		}
59
60		/**
61		* {@inheritdoc}
62		*/
63		public function admin_init() {
64
65		// AJAX for Uploads
66		add_action( 'wp_ajax_oembed_update_preview', array( $this, 'admin_ajax_oembed_update_preview' ) );
67		}
68
69		/**
70		* {@inheritdoc}
71		*/
72		public function options() {
73
74		$options = array(
75		static::$type . '_repeatable' => array(
76		'label' => __( 'Repeatable Field', 'pods' ),
77		'default' => 0,
78		'type' => 'boolean',
79		'help' => __( 'Making a field repeatable will add controls next to the field which allows users to Add/Remove/Reorder additional values. These values are saved in the database as an array, so searching and filtering by them may require further adjustments".', 'pods' ),
80		'boolean_yes_label' => '',
81		'dependency' => true,
82		'developer_mode' => true,
83		),
84		static::$type . '_width' => array(
85		'label' => __( 'Embed Width', 'pods' ),
86		'default' => 0,
87		'type' => 'number',
88		'help' => __( 'Optional width to use for this oEmbed. Leave as 0 (zero) to default to none.', 'pods' ),
89		),
90		static::$type . '_height' => array(
91		'label' => __( 'Embed Height', 'pods' ),
92		'default' => 0,
93		'type' => 'number',
94		'help' => __( 'Optional height to use for this oEmbed. Leave as 0 (zero) to default to none.', 'pods' ),
95		),
96		static::$type . '_show_preview' => array(
97		'label' => __( 'Show preview', 'pods' ),
98		'default' => 0,
99		'type' => 'boolean',
100		),
101		);
102
103		// Get all unique provider host names
104		$unique_providers = array();
105		foreach ( $this->get_providers() as $provider ) {
106		if ( ! in_array( $provider['host'], $unique_providers, true ) ) {
107		$unique_providers[] = $provider['host'];
108		}
109		}
110		sort( $unique_providers );
111
112		// Only add the options if we have data
113		if ( ! empty( $unique_providers ) ) {
114		$options[ static::$type . '_restrict_providers' ] = array(
115		'label' => __( 'Restrict to providers', 'pods' ),
116		'help' => __( 'Restrict input to specific WordPress oEmbed compatible providers.', 'pods' ),
117		'type' => 'boolean',
118		'default' => 0,
119		'dependency' => true,
120		);
121		$options[ static::$type . '_enable_providers' ] = array(
122		'label' => __( 'Select enabled providers', 'pods' ),
123		'depends-on' => array( static::$type . '_restrict_providers' => true ),
124		'group' => array(),
125		);
126		// Add all the oEmbed providers
127		foreach ( $unique_providers as $provider ) {
128		$options[ static::$type . '_enable_providers' ]['group'][ static::$type . '_enabled_providers_' . tag_escape( $provider ) ] = array(
129		'label' => $provider,
130		'type' => 'boolean',
131		'default' => 0,
132		);
133		}
134		}//end if
135
136		return $options;
137		}
138
139		/**
140		* {@inheritdoc}
141		*/
142		public function schema( $options = null ) {
143
144		$schema = 'LONGTEXT';
145
146		return $schema;
147		}
148
149		/**
150		* {@inheritdoc}
151		*/
152		public function display( $value = null, $name = null, $options = null, $pod = null, $id = null ) {
153
154		$value = $this->pre_save( $value, $id, $name, $options, null, $pod );
155
156		$width = (int) pods_v( static::$type . '_width', $options );
157		$height = (int) pods_v( static::$type . '_height', $options );
158		$args = array();
159		if ( $width > 0 ) {
160		$args['width'] = $width;
161		}
162		if ( $height > 0 ) {
163		$args['height'] = $height;
164		}
165
166		$value = wp_oembed_get( $value, $args );
167
168		return $value;
169		}
170
171		/**
172		* {@inheritdoc}
173		*/
174	View Code Duplication	public function input( $name, $value = null, $options = null, $pod = null, $id = null ) {
		0 ignored issues – show Duplication introduced 2017-08-04 08:04 UTC by Report Bug Copy Issue Report This method seems to be duplicated in 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...
175
176		$options = (array) $options;
177		$form_field_type = PodsForm::$field_type;
178
179		if ( is_array( $value ) ) {
180		$value = implode( ' ', $value );
181		}
182
183		if ( isset( $options['name'] ) && false === PodsForm::permission( static::$type, $options['name'], $options, null, $pod, $id ) ) {
184		if ( pods_v( 'read_only', $options, false ) ) {
185		$options['readonly'] = true;
186		} else {
187		return;
188		}
189		} elseif ( ! pods_has_permissions( $options ) && pods_v( 'read_only', $options, false ) ) {
190		$options['readonly'] = true;
191		}
192
193		pods_view( PODS_DIR . 'ui/fields/oembed.php', compact( array_keys( get_defined_vars() ) ) );
194		}
195
196		/**
197		* {@inheritdoc}
198		*/
199	View Code Duplication	public function validate( $value, $name = null, $options = null, $fields = null, $pod = null, $id = null, $params = null ) {
		0 ignored issues – show Duplication introduced 2017-12-06 20:57 UTC by Report Bug Copy Issue Report This method seems to be duplicated in 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...
200
201		$errors = array();
202
203		$check = $this->pre_save( $value, $id, $name, $options, $fields, $pod, $params );
204
205		if ( is_array( $check ) ) {
206		$errors = $check;
207		} else {
208		if ( 0 < strlen( $value ) && '' === $check ) {
209		if ( 1 === (int) pods_v( 'required', $options ) ) {
210		$errors[] = __( 'This field is required.', 'pods' );
211		}
212		}
213		}
214
215		if ( ! empty( $errors ) ) {
216		return $errors;
217		}
218
219		return true;
220		}
221
222		/**
223		* {@inheritdoc}
224		*/
225		public function pre_save( $value, $id = null, $name = null, $options = null, $fields = null, $pod = null, $params = null ) {
226
227		$value = $this->strip_html( $value, $options );
228
229		// Only allow ONE URL
230		if ( ! empty( $value ) ) {
231		$value = explode( ' ', $value );
232		$value = esc_url( $value[0] );
233		}
234
235		if ( $this->validate_provider( $value, $options ) ) {
236		return $value;
237		} else {
238		return false;
239		}
240
241		}
242
243		/**
244		* {@inheritdoc}
245		*/
246		public function ui( $id, $value, $name = null, $options = null, $fields = null, $pod = null ) {
247
248		$value = $this->pre_save( $value, $id, $name, $options, $fields, $pod );
249
250		return $value;
251		}
252
253		/**
254		* {@inheritdoc}
255		*/
256		public function strip_html( $value, $options = null ) {
257
258		if ( is_array( $value ) ) {
259		// @codingStandardsIgnoreLine
260		$value = @implode( ' ', $value );
261		}
262
263		$value = trim( $value );
264
265		if ( empty( $value ) ) {
266		return $value;
267		}
268
269		// Strip HTML
270		$value = strip_tags( $value );
271
272		// Strip shortcodes
273		$value = strip_shortcodes( $value );
274
275		return $value;
276		}
277
278		/**
279		* Passes any unlinked URLs that are on their own line to {@link WP_Embed::shortcode()} for potential embedding.
280		*
281		* @see WP_Embed::autoembed()
282		* @see WP_Embed::autoembed_callback()
283		*
284		* @uses PodsField_OEmbed::autoembed_callback()
285		*
286		* @param string $content The content to be searched.
287		*
288		* @return string Potentially modified $content.
289		*
290		* @since 2.7
291		*/
292		public function autoembed( $content ) {
293
294		// Replace line breaks from all HTML elements with placeholders.
295		$content = wp_replace_in_html_tags( $content, array( "\n" => '<!-- wp-line-break -->' ) );
296
297		// Find URLs that are on their own line.
298		$content = preg_replace_callback(
299		'\|^(\s)(https?://[^\s"]+)(\s)$\|im', array(
300		$this,
301		'autoembed_callback',
302		), $content
303		);
304
305		// Put the line breaks back.
306		return str_replace( '<!-- wp-line-break -->', "\n", $content );
307
308		}
309
310		/**
311		* Callback function for {@link WP_Embed::autoembed()}.
312		*
313		* @param array $match A regex match array.
314		*
315		* @return string The embed shortcode
316		*
317		* @since 2.7
318		*/
319		public function autoembed_callback( $match ) {
320
321		$shortcode = '[embed width="' . $this->width . '" height="' . $this->height . '"]' . $match[2] . '[/embed]';
322
323		return $shortcode;
324
325		}
326
327		/**
328		* Get a list of available providers from the WP_oEmbed class
329		*
330		* @see wp-includes/class-oembed.php
331		* @return array $providers {
332		* Array of provider data with regex as key
333		*
334		* @type string URL for this provider
335		* @type int
336		* @type string Hostname for this provider
337		* }
338		*
339		* @since 2.7
340		*/
341		public function get_providers() {
342
343		// Return class property if already set
344		if ( ! empty( $this->providers ) ) {
345		return $this->providers;
346		}
347
348		if ( file_exists( ABSPATH . WPINC . '/class-oembed.php' ) ) {
349		require_once ABSPATH . WPINC . '/class-oembed.php';
350		}
351
352		// Return an empty array if no providers could be found
353		$providers = array();
354
355		if ( function_exists( '_wp_oembed_get_object' ) ) {
356		$wp_oembed = _wp_oembed_get_object();
357		$providers = $wp_oembed->providers;
358
359		foreach ( $providers as $key => $provider ) {
360		$url = wp_parse_url( $provider[0] );
361		$host = $url['host'];
362		$tmp = explode( '.', $host );
363
364		if ( count( $tmp ) === 3 ) {
365		// Take domain names like .co.uk in consideration
366		if ( ! in_array( 'co', $tmp, true ) ) {
367		unset( $tmp[0] );
368		}
369		} elseif ( count( $tmp ) === 4 ) {
370		// Take domain names like .co.uk in consideration
371		unset( $tmp[0] );
372		}
373
374		$host = implode( '.', $tmp );
375
376		$providers[ $key ]['host'] = $host;
377		}
378
379		$this->providers = $providers;
380		}//end if
381
382		return $providers;
383
384		}
385
386		/**
387		* Takes a URL and returns the corresponding oEmbed provider's URL, if there is one.
388		* This function is ripped from WP since Pods has support from 3.8 and in the WP core this function is 4.0+
389		* We've stripped the autodiscover part from this function to keep it basic
390		*
391		* @since 2.7
392		* @access public
393		*
394		* @see WP_oEmbed::get_provider()
395		*
396		* @param string $url The URL to the content.
397		*
398		* @return false\|string False on failure, otherwise the oEmbed provider URL.
399		*/
400		public function get_provider( $url ) {
401
402		$provider = false;
403
404		foreach ( $this->providers as $matchmask => $data ) {
405		if ( isset( $data['host'] ) ) {
406		unset( $data['host'] );
407		}
408		reset( $data );
409
410		list( $providerurl, $regex ) = $data;
411
412		$match = $matchmask;
413
414		// Turn the asterisk-type provider URLs into regex
415		if ( ! $regex ) {
416		$matchmask = '#' . str_replace( '___wildcard___', '(.+)', preg_quote( str_replace( '*', '___wildcard___', $matchmask ), '#' ) ) . '#i';
417		$matchmask = preg_replace( '\|^#http\\\://\|', '#https?\://', $matchmask );
418		}
419
420		if ( preg_match( $matchmask, $url ) ) {
421		$provider = $match;
422
423		break;
424		}
425		}//end foreach
426
427		return $provider;
428		}
429
430		/**
431		* Validate a value with the enabled oEmbed providers (if required).
432		*
433		* @since 2.7
434		*
435		* @param string $value Field value.
436		* @param array $options Field options.
437		*
438		* @return bool
439		*/
440		public function validate_provider( $value, $options ) {
441
442		// Check if we need to validate.
443		if ( 0 === (int) pods_v( static::$type . '_restrict_providers', $options ) ) {
444		return true;
445		}
446
447		$providers = $this->get_providers();
448
449		// Filter existing providers.
450		foreach ( $providers as $key => $provider ) {
451		$fieldname = static::$type . '_enabled_providers_' . tag_escape( $provider['host'] );
452
453		/**
454		* @todo Future compat to enable serialised strings as field options
455		*/
456
457		/**
458		* Current solution: all separate field options.
459		*/
460		if ( empty( $options[ $fieldname ] ) ) {
461		unset( $providers[ $key ] );
462		}
463		}
464
465		// Value validation.
466		$provider_match = $this->get_provider( $value );
467
468		foreach ( $providers as $match => $provider ) {
469		if ( $provider_match === $match ) {
470		return true;
471		}
472		}
473
474		return false;
475		}
476
477		/**
478		* Handle update preview AJAX.
479		*
480		* @since 2.7
481		*/
482		public function admin_ajax_oembed_update_preview() {
483
484		// Sanitize input.
485		// @codingStandardsIgnoreLine
486		$params = pods_unslash( (array) $_POST );
487
488		if ( ! empty( $params['_nonce_pods_oembed'] ) && ! empty( $params['pods_field_oembed_value'] ) && wp_verify_nonce( $params['_nonce_pods_oembed'], 'pods_field_oembed_preview' ) ) {
489		$value = $this->strip_html( $params['pods_field_oembed_value'] );
490		$name = ( ! empty( $params['pods_field_oembed_name'] ) ) ? $this->strip_html( $params['pods_field_oembed_name'] ) : '';
491		$options = ( ! empty( $params['pods_field_oembed_options'] ) ) ? $params['pods_field_oembed_options'] : array();
492
493		// Load the field to get it's options.
494		$options = pods_api()->load_field( (object) $options );
495
496		// Field options are stored here, if not, just stay with the full options array.
497		if ( ! empty( $options['options'] ) ) {
498		$options = $options['options'];
499		}
500
501		// Run display function to run oEmbed.
502		$value = $this->display( $value, $name, $options );
503
504		if ( empty( $value ) ) {
505		$value = __( 'Please choose a valid oEmbed URL.', 'pods' );
506		wp_send_json_error( $value );
507		} else {
508		wp_send_json_success( $value );
509		}
510		}//end if
511		wp_send_json_error( __( 'Unauthorized request', 'pods' ) );
512
513		die();
514		// Kill it!
515		}
516
517		}
518

pods-framework / pods

Pull Request — 2.x (#4569)

PodsField_OEmbed::ui() A

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