'POST',
'action' => '',
'is_ajaxified' => false,
'class' => 'ap-form',
'multipart' => false,
'submit_button' => __( 'Submit', 'anspress-question-answer' ),
);
// Merge defaults args.
$this->args = wp_parse_args( $args, $defaults );
// Set the name of the form.
$this->name = $this->args['name'];
global $ap_errors;
$this->errors = $ap_errors;
$this->add_default_in_field();
$this->order_fields();
}
/**
* Add fields default values.
*/
private function add_default_in_field() {
if ( ! isset( $this->args['fields'] ) ) {
return;
}
if ( is_array( $this->args['fields'] ) ) {
foreach ( $this->args['fields'] as $k => $field ) {
if ( ! isset( $field['order'] ) ) {
$this->args['fields'][$k]['order'] = 10;
}
if ( ! isset( $field['show_desc_tip'] ) ) {
$this->args['fields'][$k]['show_desc_tip'] = true; }
}
}
}
/**
* Order fields
* @return void
* @since 2.0.1
*/
private function order_fields() {
if ( ! isset( $this->args['fields'] ) ) {
return;
}
$this->args['fields'] = ap_sort_array_by_order( $this->args['fields'] );
}
/**
* Build the form
* @return void
* @since 2.0.1
*/
public function build() {
$this->form_head();
$this->form_fields();
if ( ! isset( $this->args['hide_footer'] ) || $this->args['hide_footer'] !== false ) {
$this->hidden_fields();
$this->form_footer();
}
}
/**
* FORM element
* @return void
* @since 2.0.1
*/
private function form_head() {
$attr = '';
if ( !empty( $this->args['attr'] ) ) {
$attr .= $this->args['attr'];
}
if ( $this->args['is_ajaxified'] ) {
$attr .= ' data-action="ap_ajax_form"';
}
if ( ! empty( $this->args['class'] ) ) {
$attr .= ' class="'.$this->args['class'].'"';
}
ob_start();
/**
* ACTION: ap_form_before_[form_name]
* action for hooking before form
* @since 2.0.1
*/
do_action( 'ap_form_before_'. $this->name );
$this->output .= ob_get_clean();
// Add enctype if form is multipart.
$multipart = $this->args['multipart'] ? ' enctype="multipart/form-data"' : '';
if ( ! isset( $this->args['hide_footer'] ) || $this->args['hide_footer'] !== false ) {
$this->output .= '';
}
/**
* Add nonce field
*/
private function nonce() {
$nonce_name = isset( $this->args['nonce_name'] ) ? $this->args['nonce_name'] : $this->name;
$this->output .= wp_nonce_field( $nonce_name, '__nonce', true, false );
}
/**
* Form hidden fields
* @return void
* @since 2.0.1
*/
private function hidden_fields() {
$this->output .= '';
$this->nonce();
}
/**
* form field label
* @return void
* @since 2.0.1
*/
private function label() {
if ( $this->field['label'] && ! $this->field['show_desc_tip'] ) {
$this->output .= '';
} elseif ( $this->field['label'] ) {
$this->output .= '';
}
}
/**
* Output placeholder attribute of current field
* @return string
* @since 2.0.1
*/
private function placeholder() {
return ! empty( $this->field['placeholder'] ) ? ' placeholder="'.$this->field['placeholder'].'"' : '';
}
/**
* Output description of a form fields
* @return void
* @since 2.0.1
*/
private function desc() {
if ( ! $this->field['show_desc_tip'] ) {
$this->output .= ( ! empty( $this->field['desc'] ) ? ''.$this->field['desc'].'
' : '');
} else {
$this->output .= ( ! empty( $this->field['desc'] ) ? '?' : '');
}
}
/**
* Output text fields
* @param array $field
* @return void
* @since 2.0
*/
private function text_field($field = array(), $type = 'text') {
if ( isset( $field['label'] ) ) {
$this->label();
}
$placeholder = $this->placeholder();
$autocomplete = isset( $field['autocomplete'] ) ? ' autocomplete="off"' : '';
$this->output .= '';
}
/**
* Output text type="number"
* @param array $field
* @return void
* @since 2.0.0-alpha2
*/
private function number_field($field = array()) {
if ( isset( $field['label'] ) ) {
$this->label();
}
$placeholder = $this->placeholder();
$autocomplete = isset( $field['autocomplete'] ) ? ' autocomplete="off"' : '';
$this->output .= '';
$this->output .= '';
$this->error_messages();
if ( ! $this->field['show_desc_tip'] ) {
$this->desc();
}
$this->output .= '
';
}
/**
* Checkbox field
* @param array $field
* @return void
* @since 2.0.1
*/
private function checkbox_field($field = array()) {
if ( isset( $field['label'] ) ) {
$this->label(); }
$this->output .= '';
if ( ! empty( $field['desc'] ) ) {
$this->output .= '';
}
$this->error_messages();
$this->output .= '
';
}
/**
* Output select field options
* @param array $field
* @return void
* @since 2.0.1
*/
private function select_options($field = array()) {
foreach ( $field['options'] as $k => $opt ) {
$this->output .= ''; }
}
/**
* Select fields
* @param array $field
* @return void
* @since 2.0.1
*/
private function select_field($field = array()) {
if ( isset( $field['label'] ) ) {
$this->label(); }
$this->output .= '';
$this->output .= '';
$this->error_messages();
if ( ! $this->field['show_desc_tip'] ) {
$this->desc(); }
$this->output .= '
';
}
/**
* Taxonomy select field
* @param array $field
* @return void
* @since 2.0.1
*/
private function taxonomy_select_field($field = array()) {
if ( isset( $field['label'] ) ) {
$this->label(); }
$this->output .= '';
$taxonomies = wp_dropdown_categories( array( 'taxonomy' => $field['taxonomy'], 'orderby' => @$field['orderby'], 'hide_empty' => 0, 'hierarchical' => 1, 'selected' => @$field['value'], 'name' => @$field['name'], 'class' => 'ap-form-control', 'id' => @$field['name'], 'echo' => false ) );
$this->output .= $taxonomies;
$this->error_messages();
if ( ! $this->field['show_desc_tip'] ) {
$this->desc(); }
$this->output .= '
';
}
/**
* Page select field
* @param array $field
* @return void
* @since 2.0.0-alpha2
*/
private function page_select_field($field = array()) {
if ( isset( $field['label'] ) ) {
$this->label(); }
$this->output .= '';
$this->output .= wp_dropdown_pages( array( 'show_option_none' => __( 'Select a page', 'anspress-question-answer' ), 'selected' => @$field['value'], 'name' => @$field['name'], 'post_type' => 'page', 'echo' => false ) );
$this->error_messages();
if ( ! $this->field['show_desc_tip'] ) {
$this->desc(); }
$this->output .= '
';
}
/**
* textarea fields
* @param array $field
* @return void
* @since 2.0
*/
private function textarea_field($field = array()) {
if ( isset( $field['label'] ) ) {
$this->label(); }
$this->output .= '';
$placeholder = $this->placeholder();
$this->output .= '';
$this->error_messages();
if ( ! $this->field['show_desc_tip'] ) {
$this->desc(); }
$this->output .= '
';
}
/**
* Create wp_editor field
* @param array $field
* @return void
* @since 2.0.1
*/
private function editor_field($field = array()) {
if ( isset( $field['label'] ) ) {
$this->label(); }
if ( $field['settings']['tinymce'] !== false ) {
$field['settings']['tinymce'] = array(
'content_css' => ap_get_theme_url( 'css/editor.css' ),
'wp_autoresize_on' => true,
);
}
/**
* FILTER: ap_pre_editor_settings
* Can be used to mody wp_editor settings
* @var array
* @since 2.0.1
*/
$settings = apply_filters( 'ap_pre_editor_settings', $field['settings'] );
$this->output .= '';
}
/**
* For creating hidden input fields
* @param array $field
* @return void
* @since 2.0.1
*/
private function hidden_field($field = array()) {
$this->output .= '';
}
private function custom_field($field = array()) {
$this->output .= $field['html'];
}
/**
* Check if current field have any error
* @return boolean
* @since 2.0.1
*/
private function have_error() {
if ( isset( $this->field['name'] ) && isset( $this->errors[$this->field['name']] ) ) {
return true;
}
return false;
}
private function error_messages() {
if ( isset( $this->errors[$this->field['name']] ) ) {
$this->output .= '';
}
}
/**
* Out put all form fields based on on their type
* @return void
* @since 2.0
*/
private function form_fields() {
/**
* FILTER: ap_pre_form_fields
* Provide filter to add or override form fields before output.
* @var array
* @since 2.0.1
*/
$this->args['fields'] = apply_filters( 'ap_pre_form_fields', $this->args['fields'] );
foreach ( $this->args['fields'] as $field ) {
$this->field = $field;
$error_class = $this->have_error() ? ' ap-have-error' : '';
if ( isset( $this->args['field_hidden'] ) && $this->args['field_hidden'] ) {
if ( isset( $field['name'] ) && $field['type'] != 'hidden' && (@$field['visibility'] != 'me' || ( @$field['visibility'] == 'me' && $this->args['user_id'] == get_current_user_id())) ) {
$nonce = wp_create_nonce( 'user_field_form_'.$field['name'].'_'.$this->args['user_id'] );
$this->output .= '';
}
} else {
switch ( $field['type'] ) {
case 'text':
$this->output .= '';
$this->text_field( $field, 'text' );
$this->output .= '
';
break;
case 'password':
$this->output .= '';
$this->text_field( $field, 'password' );
$this->output .= '
';
break;
case 'number':
$this->output .= '';
$this->number_field( $field );
$this->output .= '
';
break;
case 'checkbox':
$this->output .= '';
$this->checkbox_field( $field );
$this->output .= '
';
break;
case 'select':
$this->output .= '';
$this->select_field( $field );
$this->output .= '
';
break;
case 'taxonomy_select':
$this->output .= '';
$this->taxonomy_select_field( $field );
$this->output .= '
';
break;
case 'page_select':
$this->output .= '';
$this->page_select_field( $field );
$this->output .= '
';
break;
case 'textarea':
$this->output .= '';
$this->textarea_field( $field );
$this->output .= '
';
break;
case 'editor':
$this->output .= '';
$this->editor_field( $field );
$this->output .= '
';
break;
case 'hidden':
$this->hidden_field( $field );
break;
case 'custom':
$this->custom_field( $field );
break;
default:
/**
* FILTER: ap_form_fields_[type]
* filter for custom form field type
*/
$this->output .= apply_filters( 'ap_form_fields_'.$field['type'], $field );
break;
}
}
}
}
/**
* Output form
* @return string
* @since 2.0.1
*/
public function get_form() {
if ( empty( $this->args['fields'] ) ) {
return __( 'No fields found', 'anspress-question-answer' ); }
$this->build();
return $this->output;
}
}