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/**

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* Class NF_Fields_CountryList

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class NF_Fields_ListCountry extends NF_Abstracts_List

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{

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protected $_name = 'listcountry';

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protected $_type = 'listcountry';

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protected $_nicename = 'Country';

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protected $_section = 'userinfo';

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protected $_templates = array( 'listcountry', 'listselect' );

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public function __construct()

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{

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parent::__construct();

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$this->_nicename = esc_html__( 'Country', 'ninja-forms' );

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$this->_settings[ 'options' ][ 'group' ] = '';

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// $this->_settings[ 'options' ][ 'value' ] = $this->get_options();

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$this->_settings[ 'default' ] = array(

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'name' => 'default',

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'type' => 'select',

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'label' => esc_html__( 'Default Value', 'ninja-forms' ),

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'options' => $this->get_default_value_options(),

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'width' => 'one-half',

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'group' => 'primary',

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'value' => 'US',

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);

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add_filter( 'ninja_forms_custom_columns', array( $this, 'custom_columns' ), 10, 2 );

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add_filter( 'ninja_forms_render_options_' . $this->_type, array( $this, 'filter_options' ), 10, 2 );

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add_filter( 'ninja_forms_subs_export_field_value_' . $this->_name, array( $this, 'filter_csv_value' ), 10, 2 );

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}

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public function custom_columns( $value, $field )

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{

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if( $this->_name != $field->get_setting( 'type' ) ) return $value;

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foreach( Ninja_Forms()->config( 'CountryList' ) as $country => $abbr ){

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if( $value == $abbr ) return $country;

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}

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return $value;

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}

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public function filter_options( $options, $settings )

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{

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$default_value = ( isset( $settings[ 'default' ] ) ) ? $settings[ 'default' ] : '';

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$options = $this->get_options(); // Overwrite the default list options.

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foreach( $options as $key => $option ){

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if( $default_value != $option[ 'value' ] ) continue;

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$options[ $key ][ 'selected' ] = 1;

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}

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usort( $options, array($this,'sort_options_by_label') );

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return $options;

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}

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private function sort_options_by_label( $option_a, $option_b )

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{

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return strcasecmp( $option_a['label'], $option_b['label'] );

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}

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public function filter_options_preview( $field_settings )

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{

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$field_settings[ 'settings' ][ 'options' ] = $this->get_options();

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foreach( $field_settings[ 'settings' ][ 'options' ] as $key => $option ){

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if( $field_settings[ 'settings' ][ 'default' ] != $option[ 'value' ] ) continue;

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$field_settings[ 'settings' ][ 'options' ][ $key ][ 'selected' ] = 1;

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}

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return $field_settings;

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}

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public function admin_form_element( $id, $value )

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{

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$field = Ninja_Forms()->form()->get_field( $id );

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$options = $this->get_options();

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$options = apply_filters( 'ninja_forms_render_options', $options, $field->get_settings() );

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$options = apply_filters( 'ninja_forms_render_options_' . $this->_type, $options, $field->get_settings() );

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ob_start();

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echo "<select name='fields[$id]'>";

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foreach( $options as $option ){

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$selected = ( $option['value'] == $value ) ? ' selected' : '';

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echo "<option value='" . $option['value'] . "'" . $selected . ">" . $option['label'] . "</option>";

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}

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echo "</select>";

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return ob_get_clean();

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}

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private function get_default_value_options()

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{

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$options = array();

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// Option to have no default country

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$options[] = array(

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'label' => '- ' . esc_html__( 'Select Country', 'ninja-forms' ) . ' -',

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'value' => ''

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);

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foreach( Ninja_Forms()->config( 'CountryList' ) as $label => $value ){

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$options[] = array(

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'label' => $label,

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'value' => $value,

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);

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}

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return $options;

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}

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private function get_options()

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{

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$order = 0;

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$options = array();

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// option to have no default country selected

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$options[] = array(

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'label' => '- ' . esc_html__( 'Select Country', 'ninja-forms' ) . ' -',

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'value' => '',

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'calc' => '',

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'selected' => 0,

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'order' => $order,

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);

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$order++;

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foreach( Ninja_Forms()->config( 'CountryList' ) as $label => $value ){

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$options[] = array(

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'label' => $label,

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'value' => $value,

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'calc' => '',

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'selected' => 0,

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'order' => $order

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);

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$order++;

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}

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return $options;

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}

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public function filter_csv_value( $field_value, $field )

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{

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$lookup = array_flip( Ninja_Forms()->config( 'CountryList' ) );

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if( isset( $lookup[ $field_value ] ) ) $field_value = $lookup[ $field_value ];

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return $field_value;

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}

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}

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