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<?php |
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|
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namespace HTML_Forms; |
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|
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class Form { |
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|
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public $ID = 0; |
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public $title = ''; |
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public $slug = ''; |
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public $markup = ''; |
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public $messages = array(); |
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public $settings = array(); |
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|
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/** |
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* Form constructor. |
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* |
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* @param $id |
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*/ |
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public function __construct( $id ) { |
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$this->ID = $id; |
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} |
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|
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/** |
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* Magic method for accessing unexisting properties, eg lowercase "id". |
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* @param string $property |
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* @return mixed |
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*/ |
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public function __get( $property ) { |
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if ( $property === 'id' ) { |
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return $this->ID; |
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} |
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} |
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|
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public function get_html() { |
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$form = $this; |
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|
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/** |
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* Filters the CSS classes to be added to this form's class attribute. |
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* |
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* @param array $form_classes |
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* @param Form $form |
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*/ |
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$form_classes_attr = apply_filters( 'hf_form_element_class_attr', '', $form ); |
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|
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/** |
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* Filters the action attribute for this form. |
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* |
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* @param string $form_action |
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* @param Form $form |
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*/ |
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$form_action = apply_filters( 'hf_form_element_action_attr', null, $form ); |
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$form_action_attr = is_null( $form_action ) ? '' : sprintf( 'action="%s"', $form_action ); |
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|
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$data_attributes = $this->get_data_attributes(); |
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|
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$html = ''; |
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$html .= sprintf( '<!-- HTML Forms v%s - %s -->', HTML_FORMS_VERSION, 'https://wordpress.org/plugins/html-forms/' ); |
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$html .= sprintf( '<form method="post" %s class="hf-form hf-form-%d %s" %s>', $form_action_attr, $this->ID, esc_attr( $form_classes_attr ), $data_attributes ); |
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|
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$html .= sprintf( '<input type="hidden" name="_hf_form_id" value="%d" />', $this->ID ); |
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$html .= sprintf( '<div style="display: none;"><input type="text" name="_hf_h%d" value="" /></div>', $this->ID ); |
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$html .= '<div class="hf-fields-wrap">'; |
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$html .= $this->get_markup(); |
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$html .= '<noscript>' . __( 'Please enable JavaScript for this form to work.', 'html-forms' ) . '</noscript>'; |
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$html .= '</div>'; // end field wrap |
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$html .= '</form>'; |
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$html .= '<!-- / HTML Forms -->'; |
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|
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// ensure JS script is enqueued whenever this function is called |
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if ( function_exists( 'wp_enqueue_script' ) ) { |
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wp_enqueue_script( 'html-forms' ); |
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} |
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|
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/** |
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* Filters the resulting HTML for this form. |
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* |
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* @param string $html |
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* @param Form $form |
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*/ |
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$html = apply_filters( 'hf_form_html', $html, $form ); |
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return $html; |
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} |
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|
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public function get_data_attributes() { |
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$form = $this; |
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$attributes = array( |
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'id' => $this->ID, |
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'title' => $this->title, |
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'slug' => $this->slug, |
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); |
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|
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// add messages |
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foreach ( $this->messages as $key => $message ) { |
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$key = str_replace( '_', '-', $key ); |
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$attributes[ 'message-' . $key ] = $message; |
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} |
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|
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/** |
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* Filters the data attributes to be added to the form attribute. |
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* |
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* @param array $attributes |
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* @param Form $form |
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*/ |
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$attributes = apply_filters( 'hf_form_element_data_attributes', $attributes, $form ); |
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|
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// create string of attribute key-value pairs |
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$string = ''; |
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foreach ( $attributes as $attr => $value ) { |
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// prefix all attributes with data- |
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if ( substr( $attr, 0, 5 ) !== 'data-' ) { |
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$attr = 'data-' . $attr; |
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} |
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|
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$string .= sprintf( '%s="%s" ', $attr, esc_attr( $value ) ); |
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} |
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$string = rtrim( $string, ' ' ); |
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|
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return $string; |
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} |
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|
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|
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/** |
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* @return string |
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*/ |
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public function __toString() { |
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return $this->get_html(); |
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} |
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|
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/** |
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* @return string |
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*/ |
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public function get_markup() { |
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/** |
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* @param string $markup |
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* @param Form $form |
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*/ |
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return apply_filters( 'hf_form_markup', $this->markup, $this ); |
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} |
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|
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/** |
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* @return array |
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*/ |
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public function get_required_fields() { |
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if ( empty( $this->settings['required_fields'] ) ) { |
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return array(); |
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} |
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|
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$required_fields = explode( ',', $this->settings['required_fields'] ); |
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return $required_fields; |
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} |
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|
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/** |
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* @return array |
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*/ |
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public function get_email_fields() { |
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if ( empty( $this->settings['email_fields'] ) ) { |
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return array(); |
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} |
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|
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$email_fields = explode( ',', $this->settings['email_fields'] ); |
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return $email_fields; |
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} |
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|
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/** |
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* @param string $code |
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* @return string |
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*/ |
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public function get_message( $code ) { |
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$form = $this; |
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$message = isset( $this->messages[ $code ] ) ? $this->messages[ $code ] : ''; |
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|
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/** |
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* @param string $message |
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* @param Form $form |
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*/ |
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$message = apply_filters( 'hf_form_message_' . $code, $message, $form ); |
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return $message; |
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} |
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|
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/** |
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* @return int The number of named fields in the form |
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*/ |
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public function get_field_count() { |
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$count = substr_count( strtolower( $this->get_html() ), ' name=' ); |
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$count++; // Add one for 'was-required' |
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return $count; |
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} |
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} |
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