| 1 |  |  | <?php | 
                            
                    |  |  |  | 
                                                                                        
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                | 2 |  |  | require_once( PODS_DIR . 'classes/fields/website.php' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * @package Pods\Fields | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | class PodsField_Link extends PodsField_Website { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | 	 * Field Type Group | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | 	 * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | 	public static $group = 'Text'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | 	 * Field Type Identifier | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | 	 * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 	public static $type = 'link'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 	 * Field Type Label | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | 	 * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 	public static $label = 'Link'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | 	 * Field Type Preparation | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | 	 * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 	public static $prepare = '%s'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 	 * Do things like register/enqueue scripts and stylesheets | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  | 	public function __construct() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | 	 * Add options and set defaults to | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 	 * @param array $options | 
                            
                    |  |  |  | 
                                                                                        
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                | 54 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  | 	public function options() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  | 		$options = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  | 			self::$type . '_format'            => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | 				'label'   => __( 'Format', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  | 				'default' => 'normal', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  | 				'type'    => 'pick', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  | 				'data'    => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  | 					'none'              => __( 'No URL format restrictions', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  | 					'normal'            => __( 'http://example.com/', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  | 					'no-www'            => __( 'http://example.com/ (remove www)', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  | 					'force-www'         => __( 'http://www.example.com/ (force www if no sub-domain provided)', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 					'no-http'           => __( 'example.com', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 					'no-http-no-www'    => __( 'example.com (force removal of www)', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 					'no-http-force-www' => __( 'www.example.com (force www if no sub-domain provided)', 'pods' ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 				) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 			), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 			self::$type . '_select_existing'   => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 				'label'      => __( 'Enable Selecting from Existing Links?', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 				'default'    => 1, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 				'type'       => 'boolean', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  | 				'dependency' => true | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | 			), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 			'output_options'                   => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 				'label' => __( 'Link Text Output Options', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 				'group' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 					self::$type . '_allow_shortcode' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 						'label'      => __( 'Allow Shortcodes?', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 						'default'    => 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 						'type'       => 'boolean', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 						'dependency' => true | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 					), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 					self::$type . '_allow_html'      => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 						'label'      => __( 'Allow HTML?', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 						'default'    => 0, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 						'type'       => 'boolean', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 						'dependency' => true | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  | 					) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | 				) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 			), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 			self::$type . '_allowed_html_tags' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | 				'label'      => __( 'Allowed HTML Tags', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 				'depends-on' => array( self::$type . '_allow_html' => true ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 				'default'    => 'strong em a ul ol li b i', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 				'type'       => 'text' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  | 			), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 			/*self::$type . '_max_length' => array( | 
                            
                    |  |  |  | 
                                                                                        
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                | 104 |  |  | 				'label' => __( 'Maximum Length', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | 				'default' => 255, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  | 				'type' => 'number', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  | 				'help' => __( 'Set to -1 for no limit', 'pods' ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  | 			),*/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  | 			self::$type . '_html5'             => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  | 				'label'   => __( 'Enable HTML5 Input Field?', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | 				'default' => apply_filters( 'pods_form_ui_field_html5', 0, self::$type ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  | 				'type'    => 'boolean' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  | 			)/*, | 
                            
                    |  |  |  | 
                                                                                        
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                | 114 |  |  | 			self::$type . '_size' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  | 				'label' => __( 'Field Size', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | 				'default' => 'medium', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  | 				'type' => 'pick', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  | 				'data' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  | 					'small' => __( 'Small', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  | 					'medium' => __( 'Medium', 'pods' ), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  | 					'large' => __( 'Large', 'pods' ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  | 				) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  | 			)*/ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 		); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  | 		return $options; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | 	 * Define the current field's schema for DB table storage | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  | 	 * @param array $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | 	 * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  | 	public function schema( $options = null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  | 		$schema = 'LONGTEXT'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  | 		return $schema; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  | 	 * Change the value of the field | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  | 	 * @param mixed  $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  | 	 * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  | 	 * @param array  $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  | 	 * @param array  $pod | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  | 	 * @param int    $id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  | 	 * @return mixed|null|string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  | 	 * @since 2.3 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  | 	public function value( $value = null, $name = null, $options = null, $pod = null, $id = null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  | 		return $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  | 	 * Change the way the value of the field is displayed with Pods::get | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  | 	 * @param mixed  $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  | 	 * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  | 	 * @param array  $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  | 	 * @param array  $pod | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  | 	 * @param int    $id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  | 	 * @return mixed|null|string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  | 	public function display( $value = null, $name = null, $options = null, $pod = null, $id = null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  | 		// Validate for an array because display is also used for the get_post_meta filters along the function chain | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  | 		if ( ! is_array( $value ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  | 			return $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  | 		// Ensure proper format | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  | 		$value = $this->pre_save( $value, $id, $name, $options, null, $pod ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 186 |  | View Code Duplication | 		if ( ! empty( $value['text'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  | 			$value['text'] = $this->strip_html( $value['text'], $options ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  | 		if ( ! empty( $value['url'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  | 			$link = '<a href="%s"%s>%s</a>'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  | 			// Build the URL | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  | 			$url = $this->build_url( parse_url( $value['url'] ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  | 			// Display URL as text by default. If text provided, use the text input | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  | 			$text = $url; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  | 			if ( ! empty( $value['text'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  | 				$text = $value['text']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  | 			$atts = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  | 			if ( ! empty( $value['target'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  | 				// Possible support for other targets in future | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  | 				$atts .= ' target="' . esc_attr( $value['target'] ) . '"'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  | 			// Do shortcodes if this is enabled | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  | 			if ( 1 == pods_var( self::$type . '_allow_shortcode', $options ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  | 				$text = do_shortcode( $text ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  | 			// Return the value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  | 			$value = sprintf( $link, esc_url( $url ), $atts, $text ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  | 		} elseif ( ! empty( $value['text'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  | 			// No URL data found (probably database error), return text is this is available | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  | 			$value = $value['text']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  | 		// Return database value or display value if above conditions are met | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  | 		return $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  | 	 * Customize output of the form field | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  | 	 * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  | 	 * @param mixed  $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  | 	 * @param array  $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  | 	 * @param array  $pod | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  | 	 * @param int    $id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 239 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 240 |  |  | 	public function input( $name, $value = null, $options = null, $pod = null, $id = null ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 241 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 242 |  |  | 		$options         = (array) $options; | 
            
                                                                        
                            
            
                                    
            
            
                | 243 |  |  | 		$form_field_type = PodsForm::$field_type; | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                        
                            
            
                                    
            
            
                | 244 |  |  | 		$field_type      = 'link'; | 
            
                                                                        
                            
            
                                    
            
            
                | 245 |  |  | 		pods_view( PODS_DIR . 'ui/fields/' . $field_type . '.php', compact( array_keys( get_defined_vars() ) ) ); | 
            
                                                                        
                            
            
                                    
            
            
                | 246 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 247 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  | 	 * Validate a value before it's saved | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  | 	 * @param mixed  $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  | 	 * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  | 	 * @param array  $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  | 	 * @param array  $fields | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  | 	 * @param array  $pod | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  | 	 * @param int    $id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  | 	public function validate( $value, $name = null, $options = null, $fields = null, $pod = null, $id = null, $params = null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  | 		$errors = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  | 		$label = strip_tags( pods_var_raw( 'label', $options, ucwords( str_replace( '_', ' ', $name ) ) ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  | 		$check = $this->pre_save( $value, $id, $name, $options, $fields, $pod, $params ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  | 		$check = $check['url']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  | 		if ( is_array( $check ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  | 			$errors = $check; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  | 		} else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  | 			if ( ! empty( $value['url'] ) && 0 < strlen( $value['url'] ) && strlen( $check ) < 1 ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  | 				if ( 1 == pods_var( 'required', $options ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  | 					$errors[] = sprintf( __( 'The %s field is required.', 'pods' ), $label ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  | 				} else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  | 					$errors[] = sprintf( __( 'Invalid link provided for the field %s.', 'pods' ), $label ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  | 		if ( ! empty( $errors ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  | 			return $errors; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  | 		return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  | 	 * Change the value or perform actions after validation but before saving to the DB | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  | 	 * @param mixed  $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  | 	 * @param int    $id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  | 	 * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  | 	 * @param array  $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  | 	 * @param array  $fields | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  | 	 * @param array  $pod | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  | 	 * @param object $params | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  | 	 * @since 2.0 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  | 	public function pre_save( $value, $id = null, $name = null, $options = null, $fields = null, $pod = null, $params = null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  | 		$options = (array) $options; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  | 		$value = array_merge( array( 'url' => '', 'text' => '', 'target' => '' ), (array) $value ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  | 		// Start URL format | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  | 		if ( ! empty( $value['url'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  | 			$value['url'] = $this->validate_url( $value['url'], $options ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  | 		// Start Title format | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 316 |  | View Code Duplication | 		if ( ! empty( $value['text'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  | 			$value['text'] = $this->strip_html( $value['text'], $options ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  | 		// Start Target format | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  | 		if ( ! empty( $value['target'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  | 			$value['target'] = $this->validate_target( $value['target'], $options ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  | 		return $value; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  | 	 * Init the editor needed for WP Link modal to work | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  | 	public function validate_link_modal() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  | 		static $init; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  | 		if ( empty( $init ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  | 			if ( ! did_action( 'wp_enqueue_editor' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  | 				add_action( 'shutdown', array( $this, 'add_link_modal' ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 341 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 342 |  |  | 		$init = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 343 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 344 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 345 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 346 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 347 |  |  | 	 * Echo the link modal code | 
            
                                                                                                            
                            
            
                                    
            
            
                | 348 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 349 |  |  | 	public function add_link_modal() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 350 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 351 |  |  | 		if ( ! class_exists( '_WP_Editors', false ) && file_exists( ABSPATH . WPINC . '/class-wp-editor.php' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 352 |  |  | 			require_once( ABSPATH . WPINC . '/class-wp-editor.php' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  | 		if ( class_exists( '_WP_Editors' ) && method_exists( '_WP_Editors', 'wp_link_dialog' ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  | 			_WP_Editors::wp_link_dialog(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  | 		} else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  | 			echo '<div style="display:none;">'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  | 			wp_editor( '', 'pods-link-editor-hidden' ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  | 			echo '</div>'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  | 	 | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 363 |  |  | 	} | 
            
                                                        
            
                                    
            
            
                | 364 |  |  | } | 
            
                        
The PSR-1: Basic Coding Standard recommends that a file should either introduce new symbols, that is classes, functions, constants or similar, or have side effects. Side effects are anything that executes logic, like for example printing output, changing ini settings or writing to a file.
The idea behind this recommendation is that merely auto-loading a class should not change the state of an application. It also promotes a cleaner style of programming and makes your code less prone to errors, because the logic is not spread out all over the place.
To learn more about the PSR-1, please see the PHP-FIG site on the PSR-1.