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<?php
/**
** A base module for [textarea] and [textarea*]
**/
/* Shortcode handler */
add_action( 'wpcf7_init', 'wpcf7_add_shortcode_textarea' );
function wpcf7_add_shortcode_textarea() {
wpcf7_add_shortcode( array( 'textarea', 'textarea*' ),
'wpcf7_textarea_shortcode_handler', true );
}
function wpcf7_textarea_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['cols'] = $tag->get_cols_option( '40' );
$atts['rows'] = $tag->get_rows_option( '10' );
$atts['maxlength'] = $tag->get_maxlength_option();
$atts['minlength'] = $tag->get_minlength_option();
if ( $atts['maxlength'] && $atts['minlength'] && $atts['maxlength'] < $atts['minlength'] ) {
unset( $atts['maxlength'], $atts['minlength'] );
}
$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( 'readonly' ) ) {
$atts['readonly'] = 'readonly';
}
if ( $tag->is_required() ) {
$atts['aria-required'] = 'true';
}
$atts['aria-invalid'] = $validation_error ? 'true' : 'false';
$value = empty( $tag->content )
? (string) reset( $tag->values )
: $tag->content;
if ( $tag->has_option( 'placeholder' ) || $tag->has_option( 'watermark' ) ) {
$atts['placeholder'] = $value;
$value = '';
}
$value = $tag->get_default_option( $value );
$value = wpcf7_get_hangover( $tag->name, $value );
$atts['name'] = $tag->name;
$atts = wpcf7_format_atts( $atts );
$html = sprintf(
'<span class="wpcf7-form-control-wrap %1$s"><textarea %2$s>%3$s</textarea>%4$s</span>',
sanitize_html_class( $tag->name ), $atts,
esc_textarea( $value ), $validation_error );
return $html;
}
/* Validation filter */
add_filter( 'wpcf7_validate_textarea', 'wpcf7_textarea_validation_filter', 10, 2 );
add_filter( 'wpcf7_validate_textarea*', 'wpcf7_textarea_validation_filter', 10, 2 );
function wpcf7_textarea_validation_filter( $result, $tag ) {
$tag = new WPCF7_Shortcode( $tag );
$type = $tag->type;
$name = $tag->name;
$value = isset( $_POST[$name] ) ? (string) $_POST[$name] : '';
if ( $tag->is_required() && '' == $value ) {
$result->invalidate( $tag, wpcf7_get_message( 'invalid_required' ) );
}
if ( ! empty( $value ) ) {
$maxlength = $tag->get_maxlength_option();
$minlength = $tag->get_minlength_option();
if ( $maxlength && $minlength && $maxlength < $minlength ) {
$maxlength = $minlength = null;
}
$code_units = wpcf7_count_code_units( $value );
if ( false !== $code_units ) {
if ( $maxlength && $maxlength < $code_units ) {
$result->invalidate( $tag, wpcf7_get_message( 'invalid_too_long' ) );
} elseif ( $minlength && $code_units < $minlength ) {
$result->invalidate( $tag, wpcf7_get_message( 'invalid_too_short' ) );
}
}
}
return $result;
}
/* Tag generator */
add_action( 'admin_init', 'wpcf7_add_tag_generator_textarea', 20 );
function wpcf7_add_tag_generator_textarea() {
if ( ! function_exists( 'wpcf7_add_tag_generator' ) )
return;
wpcf7_add_tag_generator( 'textarea', __( 'Text area', 'contact-form-7' ),
'wpcf7-tg-pane-textarea', 'wpcf7_tg_pane_textarea' );
}
function wpcf7_tg_pane_textarea( $contact_form ) {
?>
<div id="wpcf7-tg-pane-textarea" 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><code>cols</code> (<?php echo esc_html( __( 'optional', 'contact-form-7' ) ); ?>)<br />
<input type="number" name="cols" class="numeric oneline option" min="1" /></td>
<td><code>rows</code> (<?php echo esc_html( __( 'optional', 'contact-form-7' ) ); ?>)<br />
<input type="number" name="rows" class="numeric oneline option" min="1" /></td>
</tr>
<tr>
<td><code>maxlength</code> (<?php echo esc_html( __( 'optional', 'contact-form-7' ) ); ?>)<br />
<input type="number" name="maxlength" class="numeric oneline option" min="1" /></td>
</tr>
<tr>
<td><?php echo esc_html( __( 'Default value', 'contact-form-7' ) ); ?> (<?php echo esc_html( __( 'optional', 'contact-form-7' ) ); ?>)<br /><input type="text" name="values" class="oneline" /></td>
<td>
<br /><input type="checkbox" name="placeholder" class="option" /> <?php echo esc_html( __( 'Use this text as placeholder?', '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="textarea" 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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