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<?php

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/**

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** Retrieve list data from the Listo plugin.

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** Listo http://wordpress.org/plugins/listo/

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**/

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add_filter( 'wpcf7_form_tag_data_option', 'wpcf7_listo', 10, 3 );

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function wpcf7_listo( $data, $options, $args ) {

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if ( ! function_exists( 'listo' ) ) {

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return $data;

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}

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$args = wp_parse_args( $args, array() );

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if ( $contact_form = wpcf7_get_current_contact_form() ) {

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$args['locale'] = $contact_form->locale();

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}

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foreach ( (array) $options as $option ) {

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$option = explode( '.', $option );

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$type = $option[0];

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if ( isset( $option[1] ) ) {

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$args['group'] = $option[1];

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} else {

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unset( $args['group'] );

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}

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if ( $list = listo( $type, $args ) ) {

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$data = array_merge( (array) $data, $list );

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}

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}

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return $data;

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}

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