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<?php
/**
** A base module for [acceptance]
**/
/* Shortcode handler */
add_action( 'wpcf7_init', 'wpcf7_add_shortcode_acceptance' );
function wpcf7_add_shortcode_acceptance() {
wpcf7_add_shortcode( 'acceptance',
'wpcf7_acceptance_shortcode_handler', true );
}
function wpcf7_acceptance_shortcode_handler( $tag ) {
$tag = new WPCF7_Shortcode( $tag );
if ( empty( $tag->name ) )
return '';
$validation_error = wpcf7_get_validation_error( $tag->name );
$class = wpcf7_form_controls_class( $tag->type );
if ( $validation_error )
$class .= ' wpcf7-not-valid';
if ( $tag->has_option( 'invert' ) )
$class .= ' wpcf7-invert';
$atts = array();
$atts['class'] = $tag->get_class_option( $class );
$atts['id'] = $tag->get_id_option();
$atts['tabindex'] = $tag->get_option( 'tabindex', 'int', true );
if ( $tag->has_option( 'default:on' ) )
$atts['checked'] = 'checked';
$atts['aria-invalid'] = $validation_error ? 'true' : 'false';
$atts['type'] = 'checkbox';
$atts['name'] = $tag->name;
$atts['value'] = '1';
$atts = wpcf7_format_atts( $atts );
$html = sprintf(
'<span class="wpcf7-form-control-wrap %1$s"><input %2$s />%3$s</span>',
sanitize_html_class( $tag->name ), $atts, $validation_error );
return $html;
}
/* Validation filter */
add_filter( 'wpcf7_validate_acceptance', 'wpcf7_acceptance_validation_filter', 10, 2 );
function wpcf7_acceptance_validation_filter( $result, $tag ) {
if ( ! wpcf7_acceptance_as_validation() )
return $result;
$tag = new WPCF7_Shortcode( $tag );
$name = $tag->name;
$value = ( ! empty( $_POST[$name] ) ? 1 : 0 );
$invert = $tag->has_option( 'invert' );
if ( $invert && $value || ! $invert && ! $value ) {
$result['valid'] = false;
$result['reason'][$name] = wpcf7_get_message( 'accept_terms' );
}
if ( isset( $result['reason'][$name] ) && $id = $tag->get_id_option() ) {
$result['idref'][$name] = $id;
}
return $result;
}
/* Acceptance filter */
add_filter( 'wpcf7_acceptance', 'wpcf7_acceptance_filter' );
function wpcf7_acceptance_filter( $accepted ) {
if ( ! $accepted )
return $accepted;
$fes = wpcf7_scan_shortcode( array( 'type' => 'acceptance' ) );
foreach ( $fes as $fe ) {
$name = $fe['name'];
$options = (array) $fe['options'];
if ( empty( $name ) )
continue;
$value = ( ! empty( $_POST[$name] ) ? 1 : 0 );
$invert = (bool) preg_grep( '%^invert$%', $options );
if ( $invert && $value || ! $invert && ! $value )
$accepted = false;
}
return $accepted;
}
add_filter( 'wpcf7_form_class_attr', 'wpcf7_acceptance_form_class_attr' );
function wpcf7_acceptance_form_class_attr( $class ) {
if ( wpcf7_acceptance_as_validation() )
return $class . ' wpcf7-acceptance-as-validation';
return $class;
}
function wpcf7_acceptance_as_validation() {
if ( ! $contact_form = wpcf7_get_current_contact_form() )
return false;
return $contact_form->is_true( 'acceptance_as_validation' );
}
/* Tag generator */
add_action( 'admin_init', 'wpcf7_add_tag_generator_acceptance', 35 );
function wpcf7_add_tag_generator_acceptance() {
if ( ! function_exists( 'wpcf7_add_tag_generator' ) )
return;
wpcf7_add_tag_generator( 'acceptance', __( 'Acceptance', 'contact-form-7' ),
'wpcf7-tg-pane-acceptance', 'wpcf7_tg_pane_acceptance' );
}
function wpcf7_tg_pane_acceptance( $contact_form ) {
?>
<div id="wpcf7-tg-pane-acceptance" class="hidden">
<form action="">
<table>
<tr><td><?php echo esc_html( __( 'Name', 'contact-form-7' ) ); ?><br /><input type="text" name="name" class="tg-name oneline" /></td><td></td></tr>
</table>
<table>
<tr>
<td><code>id</code> (<?php echo esc_html( __( 'optional', 'contact-form-7' ) ); ?>)<br />
<input type="text" name="id" class="idvalue oneline option" /></td>
<td><code>class</code> (<?php echo esc_html( __( 'optional', 'contact-form-7' ) ); ?>)<br />
<input type="text" name="class" class="classvalue oneline option" /></td>
</tr>
<tr>
<td colspan="2">
<br /><input type="checkbox" name="default:on" class="option" /> <?php echo esc_html( __( "Make this checkbox checked by default?", 'contact-form-7' ) ); ?>
<br /><input type="checkbox" name="invert" class="option" /> <?php echo esc_html( __( "Make this checkbox work inversely?", 'contact-form-7' ) ); ?>
<br /><span style="font-size: smaller;"><?php echo esc_html( __( "* That means visitor who accepts the term unchecks it.", 'contact-form-7' ) ); ?></span>
</td>
</tr>
</table>
<div class="tg-tag"><?php echo esc_html( __( "Copy this code and paste it into the form left.", 'contact-form-7' ) ); ?><br /><input type="text" name="acceptance" class="tag wp-ui-text-highlight code" readonly="readonly" onfocus="this.select()" /></div>
</form>
</div>
<?php
}
?>
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