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<?php |
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/** |
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* CMB2 field sanitization |
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* |
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* @since 0.0.4 |
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* |
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* @category WordPress_Plugin |
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* @package CMB2 |
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* @author WebDevStudios |
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* @license GPL-2.0+ |
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* @link http://webdevstudios.com |
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* |
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* @method string _id() |
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*/ |
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class CMB2_Sanitize { |
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/** |
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* A CMB field object |
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* |
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* @var CMB2_Field object |
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*/ |
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public $field; |
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/** |
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* Field's value |
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* |
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* @var mixed |
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*/ |
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public $value; |
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/** |
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* Setup our class vars |
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* |
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* @since 1.1.0 |
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* @param CMB2_Field $field A CMB2 field object |
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* @param mixed $value Field value |
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*/ |
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public function __construct( CMB2_Field $field, $value ) { |
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$this->field = $field; |
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$this->value = stripslashes_deep( $value ); // get rid of those evil magic quotes |
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} |
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/** |
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* Catchall method if field's 'sanitization_cb' is NOT defined, or field type does not have a corresponding validation method |
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* |
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* @since 1.0.0 |
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* @param string $name Non-existent method name |
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* @param array $arguments All arguments passed to the method |
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*/ |
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public function __call( $name, $arguments ) { |
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return $this->default_sanitization(); |
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} |
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/** |
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* Default fallback sanitization method. Applies filters. |
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* |
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* @since 1.0.2 |
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*/ |
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public function default_sanitization() { |
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/** |
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* This exists for back-compatibility, but validation |
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* is not what happens here. |
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* |
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* @deprecated See documentation for "cmb2_sanitize_{$this->type()}". |
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*/ |
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if ( function_exists( 'apply_filters_deprecated' ) ) { |
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$override_value = apply_filters_deprecated( "cmb2_validate_{$this->field->type()}", array( null, $this->value, $this->field->object_id, $this->field->args(), $this ), '2.0.0', "cmb2_sanitize_{$this->field->type()}" ); |
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} else { |
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$override_value = apply_filters( "cmb2_validate_{$this->field->type()}", null, $this->value, $this->field->object_id, $this->field->args(), $this ); |
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} |
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if ( null !== $override_value ) { |
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return $override_value; |
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} |
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$sanitized_value = ''; |
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switch ( $this->field->type() ) { |
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case 'wysiwyg': |
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case 'textarea_small': |
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case 'oembed': |
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$sanitized_value = $this->textarea(); |
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break; |
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case 'taxonomy_select': |
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case 'taxonomy_radio': |
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case 'taxonomy_radio_inline': |
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case 'taxonomy_multicheck': |
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case 'taxonomy_multicheck_inline': |
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$sanitized_value = $this->_taxonomy(); |
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break; |
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case 'multicheck': |
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case 'multicheck_inline': |
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case 'file_list': |
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case 'group': |
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// no filtering |
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$sanitized_value = $this->value; |
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break; |
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default: |
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// Handle repeatable fields array |
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// We'll fallback to 'sanitize_text_field' |
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$sanitized_value = $this->_default_sanitization(); |
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break; |
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} |
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return $this->_is_empty_array( $sanitized_value ) ? '' : $sanitized_value; |
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} |
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/** |
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* Default sanitization method, sanitize_text_field. Checks if value is array. |
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* |
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* @since 2.2.4 |
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* @return mixed Sanitized value. |
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*/ |
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protected function _default_sanitization() { |
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// Handle repeatable fields array |
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return is_array( $this->value ) ? array_map( 'sanitize_text_field', $this->value ) : sanitize_text_field( $this->value ); |
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} |
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/** |
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* Sets the object terms to the object (if not options-page) and optionally returns the sanitized term values. |
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* |
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* @since 2.2.4 |
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* @return mixed Blank value, or sanitized term values if "cmb2_return_taxonomy_values_{$cmb_id}" is true. |
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*/ |
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protected function _taxonomy() { |
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$sanitized_value = ''; |
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if ( ! $this->field->args( 'taxonomy' ) ) { |
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CMB2_Utils::log_if_debug( __METHOD__, __LINE__, "{$this->field->type()} {$this->field->_id()} is missing the 'taxonomy' parameter." ); |
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} else { |
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if ( 'options-page' === $this->field->object_type ) { |
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$return_values = true; |
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} else { |
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wp_set_object_terms( $this->field->object_id, $this->value, $this->field->args( 'taxonomy' ) ); |
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$return_values = false; |
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} |
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$cmb_id = $this->field->cmb_id; |
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/** |
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* Filter whether 'taxonomy_*' fields should return their value when being sanitized. |
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* |
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* By default, these fields do not return a value as we do not want them stored to meta |
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* (as they are stored as terms). This allows overriding that and is used by CMB2::get_sanitized_values(). |
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* |
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* The dynamic portion of the hook, $cmb_id, refers to the this field's CMB2 box id. |
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* |
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* @since 2.2.4 |
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* |
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* @param bool $return_values By default, this is only true for 'options-page' boxes. To enable: |
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* `add_filter( "cmb2_return_taxonomy_values_{$cmb_id}", '__return_true' );` |
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* @param CMB2_Sanitize $sanitizer This object. |
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*/ |
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if ( apply_filters( "cmb2_return_taxonomy_values_{$cmb_id}", $return_values, $this ) ) { |
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$sanitized_value = $this->_default_sanitization(); |
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} |
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} |
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return $sanitized_value; |
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} |
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/** |
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* Simple checkbox validation |
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* |
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* @since 1.0.1 |
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* @return string|false 'on' or false |
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*/ |
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public function checkbox() { |
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return $this->value === 'on' ? 'on' : false; |
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} |
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/** |
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* Validate url in a meta value |
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* |
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* @since 1.0.1 |
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* @return string Empty string or escaped url |
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*/ |
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public function text_url() { |
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$protocols = $this->field->args( 'protocols' ); |
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// for repeatable |
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if ( is_array( $this->value ) ) { |
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foreach ( $this->value as $key => $val ) { |
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$this->value[ $key ] = $val ? esc_url_raw( $val, $protocols ) : $this->field->get_default(); |
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} |
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} else { |
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$this->value = $this->value ? esc_url_raw( $this->value, $protocols ) : $this->field->get_default(); |
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} |
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return $this->value; |
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} |
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public function colorpicker() { |
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// for repeatable |
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if ( is_array( $this->value ) ) { |
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$check = $this->value; |
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$this->value = array(); |
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foreach ( $check as $key => $val ) { |
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if ( $val && '#' != $val ) { |
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$this->value[ $key ] = esc_attr( $val ); |
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} |
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} |
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} else { |
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$this->value = ! $this->value || '#' == $this->value ? '' : esc_attr( $this->value ); |
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} |
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return $this->value; |
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} |
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/** |
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* Validate email in a meta value |
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* |
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* @since 1.0.1 |
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* @return string Empty string or sanitized email |
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*/ |
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public function text_email() { |
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// for repeatable |
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if ( is_array( $this->value ) ) { |
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foreach ( $this->value as $key => $val ) { |
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$val = trim( $val ); |
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$this->value[ $key ] = is_email( $val ) ? $val : ''; |
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} |
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} else { |
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$this->value = trim( $this->value ); |
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$this->value = is_email( $this->value ) ? $this->value : ''; |
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} |
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return $this->value; |
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} |
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/** |
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* Validate money in a meta value |
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* |
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* @since 1.0.1 |
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* @return string Empty string or sanitized money value |
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*/ |
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public function text_money() { |
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if ( ! $this->value ) { |
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return ''; |
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} |
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global $wp_locale; |
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$search = array( $wp_locale->number_format['thousands_sep'], $wp_locale->number_format['decimal_point'] ); |
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$replace = array( '', '.' ); |
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// for repeatable |
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if ( is_array( $this->value ) ) { |
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foreach ( $this->value as $key => $val ) { |
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if ( $val ) { |
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$this->value[ $key ] = number_format_i18n( (float) str_ireplace( $search, $replace, $val ), 2 ); |
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} |
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} |
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} else { |
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$this->value = number_format_i18n( (float) str_ireplace( $search, $replace, $this->value ), 2 ); |
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} |
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return $this->value; |
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} |
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260
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/** |
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* Converts text date to timestamp |
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* |
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263
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* @since 1.0.2 |
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264
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* @return string Timestring |
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*/ |
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266
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public function text_date_timestamp() { |
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return is_array( $this->value ) |
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? array_map( array( $this->field, 'get_timestamp_from_value' ), $this->value ) |
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: $this->field->get_timestamp_from_value( $this->value ); |
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} |
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272
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/** |
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273
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* Datetime to timestamp |
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274
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* |
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275
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* @since 1.0.1 |
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* @return string|array Timestring |
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277
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*/ |
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278
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public function text_datetime_timestamp( $repeat = false ) { |
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280
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$test = is_array( $this->value ) ? array_filter( $this->value ) : ''; |
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if ( empty( $test ) ) { |
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return ''; |
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283
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} |
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284
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285
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$repeat_value = $this->_check_repeat( __FUNCTION__, $repeat ); |
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286
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if ( false !== $repeat_value ) { |
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287
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return $repeat_value; |
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288
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} |
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289
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290
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if ( isset( $this->value['date'], $this->value['time'] ) ) { |
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291
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$this->value = $this->field->get_timestamp_from_value( $this->value['date'] . ' ' . $this->value['time'] ); |
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292
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} |
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293
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294
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if ( $tz_offset = $this->field->field_timezone_offset() ) { |
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295
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$this->value += (int) $tz_offset; |
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296
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} |
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297
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298
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return $this->value; |
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299
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} |
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300
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301
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/** |
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302
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* Datetime to timestamp with timezone |
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303
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* |
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304
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* @since 1.0.1 |
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305
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* @return string Timestring |
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306
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*/ |
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307
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2 |
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public function text_datetime_timestamp_timezone( $repeat = false ) { |
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308
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2 |
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static $utc_values = array(); |
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309
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310
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2 |
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$test = is_array( $this->value ) ? array_filter( $this->value ) : ''; |
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311
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2 |
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if ( empty( $test ) ) { |
|
312
|
1 |
|
return ''; |
|
313
|
|
|
} |
|
314
|
|
|
|
|
315
|
2 |
|
$utc_key = $this->field->_id() . '_utc'; |
|
316
|
|
|
|
|
317
|
2 |
|
$repeat_value = $this->_check_repeat( __FUNCTION__, $repeat ); |
|
318
|
2 |
|
if ( false !== $repeat_value ) { |
|
319
|
1 |
|
if ( ! empty( $utc_values[ $utc_key ] ) ) { |
|
320
|
|
|
$this->_save_utc_value( $utc_key, $utc_values[ $utc_key ] ); |
|
321
|
|
|
unset( $utc_values[ $utc_key ] ); |
|
322
|
|
|
} |
|
323
|
|
|
|
|
324
|
1 |
|
return $repeat_value; |
|
325
|
|
|
} |
|
326
|
|
|
|
|
327
|
2 |
|
$tzstring = null; |
|
328
|
|
|
|
|
329
|
2 |
|
if ( is_array( $this->value ) && array_key_exists( 'timezone', $this->value ) ) { |
|
330
|
2 |
|
$tzstring = $this->value['timezone']; |
|
331
|
2 |
|
} |
|
332
|
|
|
|
|
333
|
2 |
|
if ( empty( $tzstring ) ) { |
|
334
|
|
|
$tzstring = CMB2_Utils::timezone_string(); |
|
335
|
|
|
} |
|
336
|
|
|
|
|
337
|
2 |
|
$offset = CMB2_Utils::timezone_offset( $tzstring ); |
|
338
|
|
|
|
|
339
|
2 |
|
if ( 'UTC' === substr( $tzstring, 0, 3 ) ) { |
|
340
|
1 |
|
$tzstring = timezone_name_from_abbr( '', $offset, 0 ); |
|
341
|
|
|
/* |
|
342
|
|
|
* timezone_name_from_abbr() returns false if not found based on offset. |
|
343
|
|
|
* Since there are currently some invalid timezones in wp_timezone_dropdown(), |
|
344
|
|
|
* fallback to an offset of 0 (UTC+0) |
|
345
|
|
|
* https://core.trac.wordpress.org/ticket/29205 |
|
346
|
|
|
*/ |
|
347
|
1 |
|
$tzstring = false !== $tzstring ? $tzstring : timezone_name_from_abbr( '', 0, 0 ); |
|
348
|
1 |
|
} |
|
349
|
|
|
|
|
350
|
2 |
|
$full_format = $this->field->args['date_format'] . ' ' . $this->field->args['time_format']; |
|
351
|
2 |
|
$full_date = $this->value['date'] . ' ' . $this->value['time']; |
|
352
|
|
|
|
|
353
|
|
|
try { |
|
354
|
|
|
|
|
355
|
2 |
|
$datetime = date_create_from_format( $full_format, $full_date ); |
|
356
|
|
|
|
|
357
|
2 |
|
if ( ! is_object( $datetime ) ) { |
|
358
|
|
|
$this->value = $utc_stamp = ''; |
|
359
|
|
|
} else { |
|
360
|
2 |
|
$timestamp = $datetime->setTimezone( new DateTimeZone( $tzstring ) )->getTimestamp(); |
|
361
|
2 |
|
$utc_stamp = $timestamp - $offset; |
|
362
|
2 |
|
$this->value = serialize( $datetime ); |
|
363
|
|
|
} |
|
364
|
|
|
|
|
365
|
2 |
|
if ( $this->field->group ) { |
|
366
|
1 |
|
$this->value = array( |
|
367
|
1 |
|
'supporting_field_value' => $utc_stamp, |
|
368
|
1 |
|
'supporting_field_id' => $utc_key, |
|
369
|
1 |
|
'value' => $this->value, |
|
370
|
|
|
); |
|
371
|
1 |
|
} else { |
|
372
|
|
|
// Save the utc timestamp supporting field |
|
373
|
1 |
|
if ( $repeat ) { |
|
374
|
|
|
$utc_values[ $utc_key ][] = $utc_stamp; |
|
375
|
|
|
} else { |
|
376
|
1 |
|
$this->_save_utc_value( $utc_key, $utc_stamp ); |
|
377
|
|
|
} |
|
378
|
|
|
} |
|
379
|
2 |
|
} catch ( Exception $e ) { |
|
380
|
|
|
$this->value = ''; |
|
381
|
|
|
CMB2_Utils::log_if_debug( __METHOD__, __LINE__, $e->getMessage() ); |
|
382
|
|
|
} |
|
383
|
|
|
|
|
384
|
2 |
|
return $this->value; |
|
385
|
|
|
} |
|
386
|
|
|
|
|
387
|
|
|
/** |
|
388
|
|
|
* Sanitize textareas and wysiwyg fields |
|
389
|
|
|
* |
|
390
|
|
|
* @since 1.0.1 |
|
391
|
|
|
* @return string Sanitized data |
|
392
|
|
|
*/ |
|
393
|
2 |
|
public function textarea() { |
|
394
|
2 |
|
return is_array( $this->value ) ? array_map( 'wp_kses_post', $this->value ) : wp_kses_post( $this->value ); |
|
395
|
|
|
} |
|
396
|
|
|
|
|
397
|
|
|
/** |
|
398
|
|
|
* Sanitize code textareas |
|
399
|
|
|
* |
|
400
|
|
|
* @since 1.0.2 |
|
401
|
|
|
* @return string Sanitized data |
|
402
|
|
|
*/ |
|
403
|
|
|
public function textarea_code( $repeat = false ) { |
|
404
|
|
|
$repeat_value = $this->_check_repeat( __FUNCTION__, $repeat ); |
|
405
|
|
|
if ( false !== $repeat_value ) { |
|
406
|
|
|
return $repeat_value; |
|
407
|
|
|
} |
|
408
|
|
|
|
|
409
|
|
|
return htmlspecialchars_decode( stripslashes( $this->value ) ); |
|
410
|
|
|
} |
|
411
|
|
|
|
|
412
|
|
|
/** |
|
413
|
|
|
* Handles saving of attachment post ID and sanitizing file url |
|
414
|
|
|
* |
|
415
|
|
|
* @since 1.1.0 |
|
416
|
|
|
* @return string Sanitized url |
|
417
|
|
|
*/ |
|
418
|
2 |
|
public function file() { |
|
419
|
2 |
|
$file_id_key = $this->field->_id() . '_id'; |
|
420
|
|
|
|
|
421
|
2 |
|
if ( $this->field->group ) { |
|
422
|
|
|
// Return an array with url/id if saving a group field |
|
423
|
2 |
|
$this->value = $this->_get_group_file_value_array( $file_id_key ); |
|
424
|
2 |
|
} else { |
|
425
|
|
|
$this->_save_file_id_value( $file_id_key ); |
|
426
|
|
|
$this->text_url(); |
|
427
|
|
|
} |
|
428
|
|
|
|
|
429
|
2 |
|
return $this->value; |
|
430
|
|
|
} |
|
431
|
|
|
|
|
432
|
|
|
/** |
|
433
|
|
|
* Gets the values for the `file` field type from the data being saved. |
|
434
|
|
|
* |
|
435
|
|
|
* @since 2.2.0 |
|
436
|
|
|
*/ |
|
437
|
2 |
|
public function _get_group_file_value_array( $id_key ) { |
|
438
|
2 |
|
$alldata = $this->field->group->data_to_save; |
|
439
|
2 |
|
$base_id = $this->field->group->_id(); |
|
440
|
2 |
|
$i = $this->field->group->index; |
|
441
|
|
|
|
|
442
|
|
|
// Check group $alldata data |
|
443
|
2 |
|
$id_val = isset( $alldata[ $base_id ][ $i ][ $id_key ] ) |
|
444
|
2 |
|
? absint( $alldata[ $base_id ][ $i ][ $id_key ] ) |
|
445
|
2 |
|
: ''; |
|
446
|
|
|
|
|
447
|
|
|
// We don't want to save 0 to the DB for file fields. |
|
448
|
2 |
|
if ( 0 === $id_val ) { |
|
449
|
1 |
|
$id_val = ''; |
|
450
|
1 |
|
} |
|
451
|
|
|
|
|
452
|
|
|
return array( |
|
453
|
2 |
|
'value' => $this->text_url(), |
|
454
|
2 |
|
'supporting_field_value' => $id_val, |
|
455
|
2 |
|
'supporting_field_id' => $id_key, |
|
456
|
2 |
|
); |
|
457
|
|
|
} |
|
458
|
|
|
|
|
459
|
|
|
/** |
|
460
|
|
|
* Peforms saving of `file` attachement's ID |
|
461
|
|
|
* |
|
462
|
|
|
* @since 1.1.0 |
|
463
|
|
|
*/ |
|
464
|
|
|
public function _save_file_id_value( $file_id_key ) { |
|
465
|
|
|
$id_field = $this->_new_supporting_field( $file_id_key ); |
|
466
|
|
|
|
|
467
|
|
|
// Check standard data_to_save data |
|
468
|
|
|
$id_val = isset( $this->field->data_to_save[ $file_id_key ] ) |
|
469
|
|
|
? $this->field->data_to_save[ $file_id_key ] |
|
470
|
|
|
: null; |
|
471
|
|
|
|
|
472
|
|
|
// If there is no ID saved yet, try to get it from the url |
|
473
|
|
|
if ( $this->value && ! $id_val ) { |
|
474
|
|
|
$id_val = CMB2_Utils::image_id_from_url( $this->value ); |
|
475
|
|
|
} |
|
476
|
|
|
|
|
477
|
|
|
return $id_field->save_field( $id_val ); |
|
478
|
|
|
} |
|
479
|
|
|
|
|
480
|
|
|
/** |
|
481
|
|
|
* Peforms saving of `text_datetime_timestamp_timezone` utc timestamp |
|
482
|
|
|
* |
|
483
|
|
|
* @since 2.2.0 |
|
484
|
|
|
*/ |
|
485
|
1 |
|
public function _save_utc_value( $utc_key, $utc_stamp ) { |
|
486
|
1 |
|
return $this->_new_supporting_field( $utc_key )->save_field( $utc_stamp ); |
|
487
|
|
|
} |
|
488
|
|
|
|
|
489
|
|
|
/** |
|
490
|
|
|
* Returns a new, supporting, CMB2_Field object based on a new field id. |
|
491
|
|
|
* |
|
492
|
|
|
* @since 2.2.0 |
|
493
|
|
|
*/ |
|
494
|
1 |
|
public function _new_supporting_field( $new_field_id ) { |
|
495
|
1 |
|
return $this->field->get_field_clone( array( |
|
496
|
1 |
|
'id' => $new_field_id, |
|
497
|
1 |
|
'sanitization_cb' => false, |
|
498
|
1 |
|
) ); |
|
499
|
|
|
} |
|
500
|
|
|
|
|
501
|
|
|
/** |
|
502
|
|
|
* If repeating, loop through and re-apply sanitization method |
|
503
|
|
|
* |
|
504
|
|
|
* @since 1.1.0 |
|
505
|
|
|
* @param string $method Class method |
|
506
|
|
|
* @param bool $repeat Whether repeating or not |
|
507
|
|
|
* @return mixed Sanitized value |
|
508
|
|
|
*/ |
|
509
|
2 |
|
public function _check_repeat( $method, $repeat ) { |
|
510
|
2 |
|
if ( $repeat || ! $this->field->args( 'repeatable' ) ) { |
|
511
|
2 |
|
return false; |
|
512
|
|
|
} |
|
513
|
|
|
|
|
514
|
1 |
|
$values_array = $this->value; |
|
515
|
|
|
|
|
516
|
1 |
|
$new_value = array(); |
|
517
|
1 |
|
foreach ( $values_array as $iterator => $this->value ) { |
|
518
|
1 |
|
if ( $this->value ) { |
|
519
|
1 |
|
$val = $this->$method( true ); |
|
520
|
1 |
|
if ( ! empty( $val ) ) { |
|
521
|
1 |
|
$new_value[] = $val; |
|
522
|
1 |
|
} |
|
523
|
1 |
|
} |
|
524
|
1 |
|
} |
|
525
|
|
|
|
|
526
|
1 |
|
$this->value = $new_value; |
|
527
|
|
|
|
|
528
|
1 |
|
return empty( $this->value ) ? null : $this->value; |
|
529
|
|
|
} |
|
530
|
|
|
|
|
531
|
|
|
/** |
|
532
|
|
|
* Determine if passed value is an empty array |
|
533
|
|
|
* |
|
534
|
|
|
* @since 2.0.6 |
|
535
|
|
|
* @param mixed $to_check Value to check |
|
536
|
|
|
* @return boolean Whether value is an array that's empty |
|
537
|
|
|
*/ |
|
538
|
12 |
|
public function _is_empty_array( $to_check ) { |
|
539
|
12 |
|
if ( is_array( $to_check ) ) { |
|
540
|
5 |
|
$cleaned_up = array_filter( $to_check ); |
|
541
|
5 |
|
return empty( $cleaned_up ); |
|
542
|
|
|
} |
|
543
|
10 |
|
return false; |
|
544
|
|
|
} |
|
545
|
|
|
|
|
546
|
|
|
} |
|
547
|
|
|
|
WebDevStudios /
CMB2
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