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<?php
/**
* Handle Embed Donation Form Route
*
* @since 2.7.0
* @package Give
*/
namespace Give\Route;
use Give\Controller\Form as Controller;
use WP_Post;
defined( 'ABSPATH' ) || exit;
/**
* Template class.
*
* @since 2.7.0
*/
class Form {
/**
* Option name
*
* @since 2.7.0
* @var string
*/
private $optionName = 'form_page_url_prefix';
/**
* Route base
*
* @since 2.7.0
* @var string
*/
private $defaultBase = 'give';
/**
* Route base
*
* @since 2.7.0
* @var string
*/
private $base;
/**
* @since 2.8.0
* @var Controller
*/
private $controller;
/**
* Form constructor.
*
* @since 2.8.0
*
* @param Controller $controller
*/
public function __construct( Controller $controller ) {
$this->controller = $controller;
}
/**
* Form constructor.
*/
public function init() {
$this->setBasePrefix();
$this->controller->init();
add_action( 'init', [ $this, 'addRule' ] );
add_action( 'query_vars', [ $this, 'addQueryVar' ] );
add_action( 'give-settings_save_advanced', [ $this, 'updateRule' ], 11 );
}
/**
* Setup base prefix
*
* @since 2.7.0
*/
public function setBasePrefix() {
$this->base = give_get_option( $this->optionName, $this->defaultBase );
}
/**
* Add rewrite rule
*
* @since 2.7.0
*/
public function addRule() {
add_rewrite_rule(
"{$this->base}/(.+?)/?$",
sprintf(
'index.php?url_prefix=%1$s&give_form_id=$matches[1]',
$this->base
),
'top'
);
}
/**
* Add query var
*
* @since 2.7.0
*
* @param array $queryVars
*
* @return array
*/
public function addQueryVar( $queryVars ) {
$queryVars[] = 'give_form_id';
$queryVars[] = 'url_prefix';
return $queryVars;
}
/**
* Get form URL.
*
* @since 2.7.0
* @since 2.8.0 Add support for all permalink settings.
* @since 2.8.0 Specify URL scheme to avoid mixed content when loaded in the admin.
*
* @param int $form_id
*
* @return string
*/
public function getURL( $form_id ) {
$scheme = ( is_ssl() ) ? 'https' : 'http';
return get_option( 'permalink_structure' )
? home_url( "/{$this->base}/{$form_id}", $scheme )
: add_query_arg(
[
'give_form_id' => $form_id,
'url_prefix' => $this->base,
],
home_url( '', $scheme )
);
}
/**
* Get url base.
*
* @since 2.7.0
* @return string
*/
public function getBase() {
return $this->base;
}
/**
* Get url base.
*
* @since 2.7.0
* @return string
*/
public function getOptionName() {
return $this->optionName;
}
/**
* Update route rule
*
* @since 2.7.0
*/
public function updateRule() {
global $wp_rewrite;
$updateBase = give_get_option( $this->optionName, $this->defaultBase );
if ( $updateBase !== $this->base ) {
$this->base = $updateBase;
// Save rewrite rule manually.
$this->addRule();
flush_rewrite_rules();
$wp_rewrite->wp_rewrite_rules();
}
}
/**
* Get queried form ID.
*
* @since 2.7.0
* @return int
*/
public function getQueriedFormID() {
$formId = 0;
if ( $queryVar = get_query_var( 'give_form_id' ) ) {
$form = current(
get_posts(
[
'name' => $queryVar,
'numberposts' => 1,
'post_type' => 'give_forms',
]
)
);
if ( $form instanceof WP_Post ) {
$formId = $form->ID;
}
}
return $formId;
}
}