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<?php
/**
** A base module for [select] and [select*]
**/
/* Shortcode handler */
add_action( 'wpcf7_init', 'wpcf7_add_shortcode_select' );
function wpcf7_add_shortcode_select() {
wpcf7_add_shortcode( array( 'select', 'select*' ),
'wpcf7_select_shortcode_handler', true );
}
function wpcf7_select_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';
$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->is_required() )
$atts['aria-required'] = 'true';
$atts['aria-invalid'] = $validation_error ? 'true' : 'false';
$defaults = array();
if ( $matches = $tag->get_first_match_option( '/^default:([0-9_]+)$/' ) )
$defaults = explode( '_', $matches[1] );
$multiple = $tag->has_option( 'multiple' );
$include_blank = $tag->has_option( 'include_blank' );
$first_as_label = $tag->has_option( 'first_as_label' );
$values = $tag->values;
$labels = $tag->labels;
if ( $data = (array) $tag->get_data_option() ) {
$values = array_merge( $values, array_values( $data ) );
$labels = array_merge( $labels, array_values( $data ) );
}
$empty_select = empty( $values );
if ( $empty_select || $include_blank ) {
array_unshift( $labels, '---' );
array_unshift( $values, '' );
} elseif ( $first_as_label ) {
$values[0] = '';
}
$html = '';
$hangover = wpcf7_get_hangover( $tag->name );
foreach ( $values as $key => $value ) {
$selected = false;
if ( $hangover ) {
if ( $multiple ) {
$selected = in_array( esc_sql( $value ), (array) $hangover );
} else {
$selected = ( $hangover == esc_sql( $value ) );
}
} else {
if ( ! $empty_select && in_array( $key + 1, (array) $defaults ) ) {
$selected = true;
}
}
$item_atts = array(
'value' => $value,
'selected' => $selected ? 'selected' : '' );
$item_atts = wpcf7_format_atts( $item_atts );
$label = isset( $labels[$key] ) ? $labels[$key] : $value;
$html .= sprintf( '<option %1$s>%2$s</option>',
$item_atts, esc_html( $label ) );
}
if ( $multiple )
$atts['multiple'] = 'multiple';
$atts['name'] = $tag->name . ( $multiple ? '[]' : '' );
$atts = wpcf7_format_atts( $atts );
$html = sprintf(
'<span class="wpcf7-form-control-wrap %1$s"><select %2$s>%3$s</select>%4$s</span>',
sanitize_html_class( $tag->name ), $atts, $html, $validation_error );
return $html;
}
/* Validation filter */
add_filter( 'wpcf7_validate_select', 'wpcf7_select_validation_filter', 10, 2 );
add_filter( 'wpcf7_validate_select*', 'wpcf7_select_validation_filter', 10, 2 );
function wpcf7_select_validation_filter( $result, $tag ) {
$tag = new WPCF7_Shortcode( $tag );
$name = $tag->name;
if ( isset( $_POST[$name] ) && is_array( $_POST[$name] ) ) {
foreach ( $_POST[$name] as $key => $value ) {
if ( '' === $value )
unset( $_POST[$name][$key] );
}
}
if ( $tag->is_required() ) {
if ( ! isset( $_POST[$name] )
|| empty( $_POST[$name] ) && '0' !== $_POST[$name] ) {
$result['valid'] = false;
$result['reason'][$name] = wpcf7_get_message( 'invalid_required' );
}
}
if ( isset( $result['reason'][$name] ) && $id = $tag->get_id_option() ) {
$result['idref'][$name] = $id;
}
return $result;
}
/* Tag generator */
add_action( 'admin_init', 'wpcf7_add_tag_generator_menu', 25 );
function wpcf7_add_tag_generator_menu() {
if ( ! function_exists( 'wpcf7_add_tag_generator' ) )
return;
wpcf7_add_tag_generator( 'menu', __( 'Drop-down menu', 'contact-form-7' ),
'wpcf7-tg-pane-menu', 'wpcf7_tg_pane_menu' );
}
function wpcf7_tg_pane_menu( $contact_form ) {
?>
<div id="wpcf7-tg-pane-menu" class="hidden">
<form action="">
<table>
<tr><td><input type="checkbox" name="required" /> <?php echo esc_html( __( 'Required field?', 'contact-form-7' ) ); ?></td></tr>
<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><?php echo esc_html( __( 'Choices', 'contact-form-7' ) ); ?><br />
<textarea name="values"></textarea><br />
<span style="font-size: smaller"><?php echo esc_html( __( "* One choice per line.", 'contact-form-7' ) ); ?></span>
</td>
<td>
<br /><input type="checkbox" name="multiple" class="option" /> <?php echo esc_html( __( 'Allow multiple selections?', 'contact-form-7' ) ); ?>
<br /><input type="checkbox" name="include_blank" class="option" /> <?php echo esc_html( __( 'Insert a blank item as the first option?', 'contact-form-7' ) ); ?>
</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="select" class="tag wp-ui-text-highlight code" readonly="readonly" onfocus="this.select()" /></div>
<div class="tg-mail-tag"><?php echo esc_html( __( "And, put this code into the Mail fields below.", 'contact-form-7' ) ); ?><br /><input type="text" class="mail-tag wp-ui-text-highlight code" readonly="readonly" onfocus="this.select()" /></div>
</form>
</div>
<?php
}
?>
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