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<?php
/**
** A base module for the following types of tags:
** 	[text] and [text*]		# Single-line text
** 	[email] and [email*]	# Email address
** 	[url] and [url*]		# URL
** 	[tel] and [tel*]		# Telephone number
**/

/* form_tag handler */

add_action( 'wpcf7_init', 'wpcf7_add_form_tag_text', 10, 0 );

function wpcf7_add_form_tag_text() {
	wpcf7_add_form_tag(
		array( 'text', 'text*', 'email', 'email*', 'url', 'url*', 'tel', 'tel*' ),
		'wpcf7_text_form_tag_handler',
		array(
			'name-attr' => true,
		)
	);
}

function wpcf7_text_form_tag_handler( $tag ) {
	if ( empty( $tag->name ) ) {
		return '';
	}

	$validation_error = wpcf7_get_validation_error( $tag->name );

	$class = wpcf7_form_controls_class( $tag->type, 'wpcf7-text' );

	if ( in_array( $tag->basetype, array( 'email', 'url', 'tel' ) ) ) {
		$class .= ' wpcf7-validates-as-' . $tag->basetype;
	}

	if ( $validation_error ) {
		$class .= ' wpcf7-not-valid';
	}

	$atts = array();

	$atts['size'] = $tag->get_size_option( '40' );
	$atts['maxlength'] = $tag->get_maxlength_option( '400' );
	$atts['minlength'] = $tag->get_minlength_option();

	if ( $atts['maxlength'] and $atts['minlength']
	and $atts['maxlength'] < $atts['minlength'] ) {
		unset( $atts['maxlength'], $atts['minlength'] );
	}

	$atts['class'] = $tag->get_class_option( $class );
	$atts['id'] = $tag->get_id_option();
	$atts['list'] = $tag->get_option( 'list', 'id', true );
	$atts['tabindex'] = $tag->get_option( 'tabindex', 'signed_int', true );
	$atts['readonly'] = $tag->has_option( 'readonly' );

	$atts['autocomplete'] = $tag->get_option(
		'autocomplete', '[-0-9a-zA-Z]+', true
	);

	if ( $tag->is_required() ) {
		$atts['aria-required'] = 'true';
	}

	if ( $validation_error ) {
		$atts['aria-invalid'] = 'true';
		$atts['aria-describedby'] = wpcf7_get_validation_error_reference(
			$tag->name
		);
	} else {
		$atts['aria-invalid'] = 'false';
	}

	$value = (string) reset( $tag->values );

	if ( $tag->has_option( 'placeholder' )
	or $tag->has_option( 'watermark' ) ) {
		$atts['placeholder'] = $value;
		$value = '';
	}

	$value = $tag->get_default_option( $value );

	$value = wpcf7_get_hangover( $tag->name, $value );

	$atts['value'] = $value;
	$atts['type'] = $tag->basetype;
	$atts['name'] = $tag->name;

	$html = sprintf(
		'<span class="wpcf7-form-control-wrap" data-name="%1$s"><input %2$s />%3$s</span>',
		esc_attr( $tag->name ),
		wpcf7_format_atts( $atts ),
		$validation_error
	);

	return $html;
}


add_action(
	'wpcf7_swv_create_schema',
	'wpcf7_swv_add_text_rules',
	10, 2
);

function wpcf7_swv_add_text_rules( $schema, $contact_form ) {
	$tags = $contact_form->scan_form_tags( array(
		'basetype' => array( 'text', 'email', 'url', 'tel' ),
	) );

	foreach ( $tags as $tag ) {
		if ( $tag->is_required() ) {
			$schema->add_rule(
				wpcf7_swv_create_rule( 'required', array(
					'field' => $tag->name,
					'error' => wpcf7_get_message( 'invalid_required' ),
				) )
			);
		}

		if ( 'email' === $tag->basetype ) {
			$schema->add_rule(
				wpcf7_swv_create_rule( 'email', array(
					'field' => $tag->name,
					'error' => wpcf7_get_message( 'invalid_email' ),
				) )
			);
		}

		if ( 'url' === $tag->basetype ) {
			$schema->add_rule(
				wpcf7_swv_create_rule( 'url', array(
					'field' => $tag->name,
					'error' => wpcf7_get_message( 'invalid_url' ),
				) )
			);
		}

		if ( 'tel' === $tag->basetype ) {
			$schema->add_rule(
				wpcf7_swv_create_rule( 'tel', array(
					'field' => $tag->name,
					'error' => wpcf7_get_message( 'invalid_tel' ),
				) )
			);
		}

		if ( $minlength = $tag->get_minlength_option() ) {
			$schema->add_rule(
				wpcf7_swv_create_rule( 'minlength', array(
					'field' => $tag->name,
					'threshold' => absint( $minlength ),
					'error' => wpcf7_get_message( 'invalid_too_short' ),
				) )
			);
		}

		if ( $maxlength = $tag->get_maxlength_option( '400' ) ) {
			$schema->add_rule(
				wpcf7_swv_create_rule( 'maxlength', array(
					'field' => $tag->name,
					'threshold' => absint( $maxlength ),
					'error' => wpcf7_get_message( 'invalid_too_long' ),
				) )
			);
		}
	}
}


/* Messages */

add_filter( 'wpcf7_messages', 'wpcf7_text_messages', 10, 1 );

function wpcf7_text_messages( $messages ) {
	$messages = array_merge( $messages, array(
		'invalid_email' => array(
			'description' =>
				__( "Email address that the sender entered is invalid", 'contact-form-7' ),
			'default' =>
				__( "Please enter an email address.", 'contact-form-7' ),
		),

		'invalid_url' => array(
			'description' =>
				__( "URL that the sender entered is invalid", 'contact-form-7' ),
			'default' =>
				__( "Please enter a URL.", 'contact-form-7' ),
		),

		'invalid_tel' => array(
			'description' =>
				__( "Telephone number that the sender entered is invalid", 'contact-form-7' ),
			'default' =>
				__( "Please enter a telephone number.", 'contact-form-7' ),
		),
	) );

	return $messages;
}


/* Tag generator */

add_action( 'wpcf7_admin_init', 'wpcf7_add_tag_generator_text', 15, 0 );

function wpcf7_add_tag_generator_text() {
	$tag_generator = WPCF7_TagGenerator::get_instance();

	$basetypes = array(
		'text' => __( 'text', 'contact-form-7' ),
		'email' => __( 'email', 'contact-form-7' ),
		'url' => __( 'URL', 'contact-form-7' ),
		'tel' => __( 'tel', 'contact-form-7' ),
	);

	foreach ( $basetypes as $id => $title ) {
		$tag_generator->add( $id, $title,
			'wpcf7_tag_generator_text',
			array( 'version' => '2' )
		);
	}
}

function wpcf7_tag_generator_text( $contact_form, $options ) {
	$field_types = array(
		'text' => array(
			'display_name' => __( 'Text field', 'contact-form-7' ),
			'heading' => __( 'Text field form-tag generator', 'contact-form-7' ),
			'description' => __( 'Generates a form-tag for a <a href="https://contactform7.com/text-fields/">single-line plain text input field</a>.', 'contact-form-7' ),
			'maybe_purpose' => 'author_name',
		),
		'email' => array(
			'display_name' => __( 'Email address field', 'contact-form-7' ),
			'heading' => __( 'Email address field form-tag generator', 'contact-form-7' ),
			'description' => __( 'Generates a form-tag for an <a href="https://contactform7.com/text-fields/">email address input field</a>.', 'contact-form-7' ),
			'maybe_purpose' => 'author_email',
		),
		'url' => array(
			'display_name' => __( 'URL field', 'contact-form-7' ),
			'heading' => __( 'URL field form-tag generator', 'contact-form-7' ),
			'description' => __( 'Generates a form-tag for a <a href="https://contactform7.com/text-fields/">URL input field</a>.', 'contact-form-7' ),
			'maybe_purpose' => 'author_url',
		),
		'tel' => array(
			'display_name' => __( 'Telephone number field', 'contact-form-7' ),
			'heading' => __( 'Telephone number field form-tag generator', 'contact-form-7' ),
			'description' => __( 'Generates a form-tag for a <a href="https://contactform7.com/text-fields/">telephone number input field</a>.', 'contact-form-7' ),
			'maybe_purpose' => 'author_tel',
		),
	);

	$basetype = $options['id'];

	if ( ! in_array( $basetype, array_keys( $field_types ) ) ) {
		$basetype = 'text';
	}

	$tgg = new WPCF7_TagGeneratorGenerator( $options['content'] );

?>
<header class="description-box">
	<h3><?php
		echo esc_html( $field_types[$basetype]['heading'] );
	?></h3>

	<p><?php
		$description = wp_kses(
			$field_types[$basetype]['description'],
			array(
				'a' => array( 'href' => true ),
				'strong' => array(),
			),
			array( 'http', 'https' )
		);

		echo $description;
	?></p>
</header>

<div class="control-box">
	<?php
		$tgg->print( 'field_type', array(
			'with_required' => true,
			'select_options' => array(
				$basetype => $field_types[$basetype]['display_name'],
			),
		) );

		$tgg->print( 'field_name', array(
			'ask_if' => $field_types[$basetype]['maybe_purpose']
		) );

		$tgg->print( 'class_attr' );

		$tgg->print( 'min_max', array(
			'title' => __( 'Length', 'contact-form-7' ),
			'min_option' => 'minlength:',
			'max_option' => 'maxlength:',
		) );

		$tgg->print( 'default_value', array(
			'with_placeholder' => true,
		) );
	?>
</div>

<footer class="insert-box">
	<?php
		$tgg->print( 'insert_box_content' );

		$tgg->print( 'mail_tag_tip' );
	?>
</footer>
<?php
}