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<?php
/**
** A base module for [select] and [select*]
**/
/* form_tag handler */
add_action( 'wpcf7_init', 'wpcf7_add_form_tag_select', 10, 0 );
function wpcf7_add_form_tag_select() {
wpcf7_add_form_tag( array( 'select', 'select*' ),
'wpcf7_select_form_tag_handler',
array(
'name-attr' => true,
'selectable-values' => true,
)
);
}
function wpcf7_select_form_tag_handler( $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', 'signed_int', true );
if ( $tag->is_required() ) {
$atts['aria-required'] = 'true';
}
$atts['aria-invalid'] = $validation_error ? 'true' : 'false';
$multiple = $tag->has_option( 'multiple' );
$include_blank = $tag->has_option( 'include_blank' );
$first_as_label = $tag->has_option( 'first_as_label' );
if ( $tag->has_option( 'size' ) ) {
$size = $tag->get_option( 'size', 'int', true );
if ( $size ) {
$atts['size'] = $size;
} elseif ( $multiple ) {
$atts['size'] = 4;
} else {
$atts['size'] = 1;
}
}
if ( $data = (array) $tag->get_data_option() ) {
$tag->values = array_merge( $tag->values, array_values( $data ) );
$tag->labels = array_merge( $tag->labels, array_values( $data ) );
}
$values = $tag->values;
$labels = $tag->labels;
$default_choice = $tag->get_default_option( null, array(
'multiple' => $multiple,
'shifted' => $include_blank,
) );
if ( $include_blank
or empty( $values ) ) {
array_unshift( $labels, '---' );
array_unshift( $values, '' );
} elseif ( $first_as_label ) {
$values[0] = '';
}
$html = '';
$hangover = wpcf7_get_hangover( $tag->name );
foreach ( $values as $key => $value ) {
if ( $hangover ) {
$selected = in_array( $value, (array) $hangover, true );
} else {
$selected = in_array( $value, (array) $default_choice, 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 ) {
$name = $tag->name;
if ( isset( $_POST[$name] )
and is_array( $_POST[$name] ) ) {
foreach ( $_POST[$name] as $key => $value ) {
if ( '' === $value ) {
unset( $_POST[$name][$key] );
}
}
}
$empty = ! isset( $_POST[$name] ) || empty( $_POST[$name] ) && '0' !== $_POST[$name];
if ( $tag->is_required() and $empty ) {
$result->invalidate( $tag, wpcf7_get_message( 'invalid_required' ) );
}
return $result;
}
/* Tag generator */
add_action( 'wpcf7_admin_init', 'wpcf7_add_tag_generator_menu', 25, 0 );
function wpcf7_add_tag_generator_menu() {
$tag_generator = WPCF7_TagGenerator::get_instance();
$tag_generator->add( 'menu', __( 'drop-down menu', 'contact-form-7' ),
'wpcf7_tag_generator_menu' );
}
function wpcf7_tag_generator_menu( $contact_form, $args = '' ) {
$args = wp_parse_args( $args, array() );
$description = __( "Generate a form-tag for a drop-down menu. For more details, see %s.", 'contact-form-7' );
$desc_link = wpcf7_link( __( 'https://contactform7.com/checkboxes-radio-buttons-and-menus/', 'contact-form-7' ), __( 'Checkboxes, Radio Buttons and Menus', 'contact-form-7' ) );
?>
<div class="control-box">
<fieldset>
<legend><?php echo sprintf( esc_html( $description ), $desc_link ); ?></legend>
<table class="form-table">
<tbody>
<tr>
<th scope="row"><?php echo esc_html( __( 'Field type', 'contact-form-7' ) ); ?></th>
<td>
<fieldset>
<legend class="screen-reader-text"><?php echo esc_html( __( 'Field type', 'contact-form-7' ) ); ?></legend>
<label><input type="checkbox" name="required" /> <?php echo esc_html( __( 'Required field', 'contact-form-7' ) ); ?></label>
</fieldset>
</td>
</tr>
<tr>
<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-name' ); ?>"><?php echo esc_html( __( 'Name', 'contact-form-7' ) ); ?></label></th>
<td><input type="text" name="name" class="tg-name oneline" id="<?php echo esc_attr( $args['content'] . '-name' ); ?>" /></td>
</tr>
<tr>
<th scope="row"><?php echo esc_html( __( 'Options', 'contact-form-7' ) ); ?></th>
<td>
<fieldset>
<legend class="screen-reader-text"><?php echo esc_html( __( 'Options', 'contact-form-7' ) ); ?></legend>
<textarea name="values" class="values" id="<?php echo esc_attr( $args['content'] . '-values' ); ?>"></textarea>
<label for="<?php echo esc_attr( $args['content'] . '-values' ); ?>"><span class="description"><?php echo esc_html( __( "One option per line.", 'contact-form-7' ) ); ?></span></label><br />
<label><input type="checkbox" name="multiple" class="option" /> <?php echo esc_html( __( 'Allow multiple selections', 'contact-form-7' ) ); ?></label><br />
<label><input type="checkbox" name="include_blank" class="option" /> <?php echo esc_html( __( 'Insert a blank item as the first option', 'contact-form-7' ) ); ?></label>
</fieldset>
</td>
</tr>
<tr>
<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-id' ); ?>"><?php echo esc_html( __( 'Id attribute', 'contact-form-7' ) ); ?></label></th>
<td><input type="text" name="id" class="idvalue oneline option" id="<?php echo esc_attr( $args['content'] . '-id' ); ?>" /></td>
</tr>
<tr>
<th scope="row"><label for="<?php echo esc_attr( $args['content'] . '-class' ); ?>"><?php echo esc_html( __( 'Class attribute', 'contact-form-7' ) ); ?></label></th>
<td><input type="text" name="class" class="classvalue oneline option" id="<?php echo esc_attr( $args['content'] . '-class' ); ?>" /></td>
</tr>
</tbody>
</table>
</fieldset>
</div>
<div class="insert-box">
<input type="text" name="select" class="tag code" readonly="readonly" onfocus="this.select()" />
<div class="submitbox">
<input type="button" class="button button-primary insert-tag" value="<?php echo esc_attr( __( 'Insert Tag', 'contact-form-7' ) ); ?>" />
</div>
<br class="clear" />
<p class="description mail-tag"><label for="<?php echo esc_attr( $args['content'] . '-mailtag' ); ?>"><?php echo sprintf( esc_html( __( "To use the value input through this field in a mail field, you need to insert the corresponding mail-tag (%s) into the field on the Mail tab.", 'contact-form-7' ) ), '<strong><span class="mail-tag"></span></strong>' ); ?><input type="text" class="mail-tag code hidden" readonly="readonly" id="<?php echo esc_attr( $args['content'] . '-mailtag' ); ?>" /></label></p>
</div>
<?php
}
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