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<?php
// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) exit();
/**
* LearnDash_Stripe_Settings class
*
* This class is responsible for managing plugin settings.
*
* @since 0.1
*/
class LearnDash_Stripe_Settings {
/**
* Plugin options
*
* @since 0.1
* @var array
*/
protected $options;
/**
* Class __construct function
*
* @since 0.1
*/
public function __construct() {
$this->options = get_option( 'learndash_stripe_settings', array() );
add_action( 'admin_init', array( $this, 'check_learndash_plugin' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
add_action( 'admin_init', array( $this, 'register_settings' ) );
if ( defined( 'LEARNDASH_VERSION' ) && version_compare( LEARNDASH_VERSION, '3.6', '<' ) ) {
add_action( 'admin_menu', array( $this, 'admin_menu') );
add_filter( 'learndash_admin_tabs', array( $this, 'admin_tabs' ), 10, 1 );
add_filter( 'learndash_admin_tabs_on_page', array( $this, 'admin_tabs_on_page' ), 10, 3 );
}
}
/**
* Check if LearnDash plugin is active
*/
public function check_learndash_plugin() {
if ( ! is_plugin_active( 'sfwd-lms/sfwd_lms.php' ) ) {
add_action( 'admin_notices', array( $this, 'admin_notices' ) );
//deactivate_plugins( plugin_basename( LEARNDASH_STRIPE_FILE ) );
unset( $_GET['activate'] );
}
}
/**
* Display admin notice when LearnDash plugin is not activated
*/
public function admin_notices() {
echo '<div class="error"><p>' . __( 'LearnDash plugin is required to activate LearnDash Stripe add-on plugin. Please activate it first.', 'learndash-stripe' ) . '</p></div>';
}
/**
* Enqueue admin scripts and styles
*/
public function enqueue_scripts() {
if ( ! is_admin() || ! isset( $_GET['page'] ) || ( isset( $_GET['page'] ) && 'learndash-stripe-settings' != $_GET['page'] ) ) {
return;
}
// we need to load the LD plugin style.css, sfwd_module.css and sfwd_module.js because we want to replicate the styling on the admin tab.
wp_enqueue_style( 'learndash_style', LEARNDASH_LMS_PLUGIN_URL . 'assets/css/style.css' );
wp_enqueue_style( 'sfwd-module-style', LEARNDASH_LMS_PLUGIN_URL . 'assets/css/sfwd_module.css' );
wp_enqueue_script( 'sfwd-module-script', LEARNDASH_LMS_PLUGIN_URL . 'assets/js/sfwd_module.js', array( 'jquery' ), LEARNDASH_VERSION, true );
// Need this because sfwd_module.js expects a json data array to be passed.
$data = array();
$data = array( 'json' => json_encode( $data ) );
wp_localize_script( 'sfwd-module-script', 'sfwd_data', $data );
// Load our admin JS
wp_enqueue_script( 'learndash-stripe-admin-script', LEARNDASH_STRIPE_PLUGIN_URL . 'assets/js/learndash-stripe-admin-script.js', array( 'jquery' ), LEARNDASH_STRIPE_VERSION, true );
}
/**
* Register plugin settings, add initial values and define settings section and fields
*/
public function register_settings() {
register_setting( 'learndash_stripe_settings_group', 'learndash_stripe_settings', array( $this, 'sanitize_settings' ) );
$existing_options = get_option( 'learndash_stripe_settings' );
if ( empty( $existing_options ) ) {
$options = array(
'integration_type' => 'legacy_checkout',
'endpoint_secret' => '',
'endpoint_secret_test' => '',
'test_mode' => 0,
'secret_key_test' => '',
'publishable_key_test' => '',
'secret_key_live' => '',
'publishable_key_live' => '',
'currency' => 'USD',
'payment_methods' => array(
'card' => 1,
'ideal' => 0,
),
'return_url' => '',
);
// remove currency if LearnDash have payments defaults configurations.
if ( class_exists( 'LearnDash_Settings_Section_Payments_Defaults' ) ) {
unset( $options['currency'] );
}
add_option( 'learndash_stripe_settings', $options );
} elseif ( ! empty( $existing_options ) && empty( $existing_options['payment_methods'] ) ) {
$existing_options['payment_methods'] = array( 'card' => 1 );
update_option( 'learndash_stripe_settings', $existing_options );
}
add_settings_section( 'learndash_stripe_settings', __return_null(), __return_empty_array(), 'learndash-stripe-settings' );
$settings = $this->get_stripe_settings();
}
/**
* Sanitize setting inputs
* @param array $inputs Non-sanitized inputs
* @return array Sanitized inputs
*/
public function sanitize_settings( $inputs ) {
if ( is_array( $inputs ) ) {
foreach ( $inputs as $key => $input ) {
if ( is_array( $input ) ) {
$inputs[ $key ] = array_map( 'sanitize_text_field', $input );
} else {
$inputs[ $key ] = sanitize_text_field( $input );
}
}
}
return $inputs;
}
/**
* Add submenu page for settings page
*/
public function admin_menu() {
add_submenu_page( 'edit.php?post_type=sfwd-courses', __( 'Stripe Settings', 'learndash-stripe' ), __('Stripe Settings','learndash-stripe'), 'manage_options', 'admin.php?page=learndash-stripe-settings', array( $this, 'stripe_settings_page' ) );
add_submenu_page( 'learndash-lms-non-existant', __( 'Stripe Settings', 'learndash-stripe' ), __( 'Stripe Settings', 'learndash-stripe' ), 'manage_options', 'learndash-stripe-settings', array( $this, 'stripe_settings_page' ) );
}
/**
* Add admin tabs for settings page
* @param array $tabs Original tabs
* @return array New modified tabs
*/
public function admin_tabs( $tabs ) {
$tabs['stripe'] = array(
'link' => 'admin.php?page=learndash-stripe-settings',
'name' => __( 'Stripe Settings', 'learndash-stripe' ),
'id' => 'admin_page_learndash-stripe-settings',
'menu_link' => 'edit.php?post_type=sfwd-courses&page=sfwd-lms_sfwd_lms.php_post_type_sfwd-courses',
);
return $tabs;
}
/**
* Display active tab on settings page
* @param array $admin_tabs_on_page Original active tabs
* @param array $admin_tabs Available admin tabs
* @param int $current_page_id ID of current page
* @return array Currenct active tabs
*/
public function admin_tabs_on_page( $admin_tabs_on_page, $admin_tabs, $current_page_id ) {
// $admin_tabs_on_page['admin_page_learndash-stripe-settings'] = array_merge( $admin_tabs_on_page['sfwd-courses_page_sfwd-lms_sfwd_lms_post_type_sfwd-courses'], (array) $admin_tabs_on_page['admin_page_learndash-stripe-settings'] );
foreach ( $admin_tabs as $key => $value ) {
if( $value['id'] == $current_page_id && $value['menu_link'] == 'edit.php?post_type=sfwd-courses&page=sfwd-lms_sfwd_lms.php_post_type_sfwd-courses' ) {
$admin_tabs_on_page[$current_page_id][] = 'stripe';
return $admin_tabs_on_page;
}
}
return $admin_tabs_on_page;
}
/**
* Output settings page
*/
public function stripe_settings_page() {
if ( ! current_user_can( 'manage_options' ) ) {
wp_die( __( 'Cheatin huh?', 'learndash-stripe' ) );
}
$options = $this->get_stripe_settings();
?>
<div class="wrap">
<h2 class="learndash-stripe-settings-header"><?php _e( 'Stripe Settings', 'learndash-stripe' ); ?></h2>
<form method="post" action="options.php">
<div class="sfwd_options_wrapper sfwd_settings_left">
<div id="advanced-sortables" class="meta-box-sortables">
<div id="sfwd-courses_metabox" class="postbox learndash-stripe-settings-postbox">
<div class="handlediv" title="<?php _e( 'Click to toggle', 'learndash-stripe' ); ?>"><br></div>
<h3 class="hndle"><span><?php _e( 'Stripe Settings', 'learndash-stripe' ); ?></span></h3>
<div class="inside">
<div class="sfwd sfwd_options sfwd-courses_settings">
<?php settings_fields( 'learndash_stripe_settings_group' ); ?>
<?php foreach ( $options as $key => $option ) : ?>
<?php $option['id'] = $key; ?>
<div class="sfwd_input " id="sfwd-stripe_<?php echo $key; ?>">
<span class="sfwd_option_label" style="text-align:right;vertical-align:top;">
<a class="sfwd_help_text_link" style="cursor:pointer;" title="Click for Help!" onclick="toggleVisibility('sfwd-stripe_<?php echo $key; ?>_tip');">
<img src="<?php echo LEARNDASH_STRIPE_PLUGIN_URL . 'assets/images/question.png' ?>">
<label class="sfwd_label textinput"><?php echo $option['name']; ?></label>
</a>
</span>
<span class="sfwd_option_input">
<div class="sfwd_option_div">
<?php $callback = $option['type'] . '_callback'; ?>
<?php $this->$callback( $option ); ?>
</div>
<div class="sfwd_help_text_div" style="display:none" id="sfwd-stripe_<?php echo $key; ?>_tip"><label class="sfwd_help_text"><?php echo $option['desc']; ?></label></div>
</span>
<p style="clear:left"></p>
</div>
<?php endforeach; ?>
</div>
</div>
</div>
</div>
</div>
<p class="submit" style="clear: both;">
<?php submit_button( __( 'Update Options »', 'learndash-stripe' ), 'primary', 'submit', false );?>
</p>
</form>
</div>
<?php
}
/**
* Define settings fields
* @return array Settings of the plugin
*/
public function get_stripe_settings() {
$settings = array(
'test_mode' => array(
'name' => __( 'Test Mode', 'learndash-stripe' ),
'desc' => __( 'Check this box to enable test mode.', 'learndash-stripe' ),
'type' => 'checkbox',
'value' => isset( $this->options['test_mode'] ) ? $this->options['test_mode'] : 0,
),
'integration_type' => array(
'name' => __( 'Integration Type', 'learndash-stripe' ),
'desc' => __( 'Stripe integration used on this site.', 'learndash-stripe' ),
'type' => 'dropdown',
'options' => array(
'legacy_checkout' => __( 'Legacy Checkout', 'learndash-stripe' ),
'checkout' => __( 'Checkout (Support SCA)', 'learndash-stripe' )
),
'value' => isset( $this->options['integration_type'] ) ? $this->options['integration_type'] : 'legacy_checkout',
),
'publishable_key_test' => array(
'name' => __( 'Test Publishable Key', 'learndash-stripe' ),
'desc' => __( 'Test publishable key used in test mode.', 'learndash-stripe' ),
'type' => 'text',
'value' => isset( $this->options['publishable_key_test'] ) ? $this->options['publishable_key_test'] : '',
),
'secret_key_test' => array(
'name' => __( 'Test Secret Key', 'learndash-stripe' ),
'desc' => __( 'Test secret key used in test mode.', 'learndash-stripe' ),
'type' => 'text',
'value' => isset( $this->options['secret_key_test'] ) ? $this->options['secret_key_test'] : '',
),
'publishable_key_live' => array(
'name' => __( 'Live Publishable Key', 'learndash-stripe' ),
'desc' => __( 'Live publishable key used in real transaction.', 'learndash-stripe' ),
'type' => 'text',
'value' => isset( $this->options['publishable_key_live'] ) ? $this->options['publishable_key_live'] : '',
),
'secret_key_live' => array(
'name' => __( 'Live Secret Key', 'learndash-stripe' ),
'desc' => __( 'Live secret key used in real transaction.', 'learndash-stripe' ),
'type' => 'text',
'value' => isset( $this->options['secret_key_live'] ) ? $this->options['secret_key_live'] : '',
),
'webhook_url' => array(
'name' => __( 'Webhook URL', 'learndash-stripe' ),
'desc' => __( 'This URL needs to pasted to your Stripe account\'s webhook settings.' , 'learndash-stripe' ),
'type' => 'text',
'value' => add_query_arg( array( 'learndash-integration' => 'stripe' ), trailingslashit( home_url() ) ),
'attributes' => array(
'readonly' => 'readonly',
'disabled' => 'disabled',
)
),
'endpoint_secret' => array(
'name' => __( 'Endpoint Secret', 'learndash-stripe' ),
'desc' => __( 'Secret strings from your Stripe\'s webhook settings.' , 'learndash-stripe' ),
'type' => 'text',
'value' => isset( $this->options['endpoint_secret'] ) ? $this->options['endpoint_secret'] : '',
),
'endpoint_secret_test' => array(
'name' => __( 'Test Endpoint Secret', 'learndash-stripe' ),
'desc' => __( 'Test secret strings from your Stripe\'s webhook settings.' , 'learndash-stripe' ),
'type' => 'text',
'value' => isset( $this->options['endpoint_secret_test'] ) ? $this->options['endpoint_secret_test'] : '',
),
'currency' => array(
'name' => __( 'Currency', 'learndash-stripe' ),
'desc' => sprintf( __( '3-letter ISO code for currency, <a href="%1$s" target="%2$s">click here</a> for more information.', 'learndash-stripe' ), 'https://support.stripe.com/questions/which-currencies-does-stripe-support', '_blank' ),
'type' => 'text',
'value' => isset( $this->options['currency'] ) ? $this->options['currency'] : '',
),
'payment_methods' => array(
'name' => __( 'Payment Methods', 'learndash-stripe' ),
'desc' => __( 'Stripe payment methods to be enabled on the site.', 'learndash-stripe' ),
'type' => 'checkboxes',
'options' => array(
'card' => __( 'Credit Card', 'learndash-stripe' ),
'ideal' => __( 'Ideal', 'learndash-stripe' ),
),
),
'return_url' => array(
'name' => __( 'Return URL ', 'learndash-stripe' ),
'desc' => __( 'Redirect the user to a specifici URL after the purchase. Leave blank to let user remain on the Course page', 'learndash-stripe' ),
'type' => 'text',
'value' => isset( $this->options['return_url'] ) ? $this->options['return_url'] : '',
),
);
// remove currency if LearnDash have payments defaults configurations.
if ( class_exists( 'LearnDash_Settings_Section_Payments_Defaults' ) ) {
unset( $settings['currency'] );
}
return apply_filters( 'learndash_stripe_settings', $settings );
}
/**
* Callback function for text type settings
* @param array $args Arguments of the settings
*/
public function text_callback( $args ) {
$attributes = '';
if ( isset( $args['attributes'] ) && is_array( $args['attributes'] ) ) {
$attributes = array_map( function( $key, $value ) {
return "{$key}=\"{$value}\"";
}, array_keys( $args['attributes'] ), $args['attributes'] );
$attributes = implode( ' ', $attributes );
}
$html = '<input type="text" name="learndash_stripe_settings[' . $args['id'] . ']" value="' . $args['value'] . '" class="regular-text"' . $attributes . '>';
echo $html;
}
/**
* Callback function for checkbox type settings
* @param array $args Arguments of the settings
*/
public function checkbox_callback( $args ) {
$html = '<input type="checkbox" name="learndash_stripe_settings[' . $args['id'] .']" value="1" ' . checked( $this->options[ $args['id'] ], 1, false ) . '>';
echo $html;
}
/**
* Callback function for multiple checkbox type settings
* @param array $args Arguments of the settings
*/
public function checkboxes_callback( $args ) {
foreach ( $args['options'] as $key => $label ) {
$html = '<div class="checkboxes-wrapper">';
$html .= '<input id="learndash_stripe_settings[' . $args['id'] . '][' . $key . ']" type="checkbox" name="learndash_stripe_settings[' . $args['id'] . '][' . $key . ']" value="1" ' . checked( @$this->options[ $args['id'] ][ $key ], 1, false ) . '>';
$html .= '<label for="learndash_stripe_settings[' . $args['id'] . '][' . $key . ']">' . $label . '</label>';
$html .= '</div>';
echo $html;
}
}
/**
* Callback function for dropdown type settings
* @param array $args Arguments of the settings
*/
public function dropdown_callback( $args ) {
$html = '<select name="learndash_stripe_settings[' . $args['id'] .']">';
foreach ( $args['options'] as $value => $label ) {
$html .= '<option value="' . $value . '" ' . selected( $value, $args['value'], false ) . '>' . $label . '</option>';
}
$html .= '</select>';
echo $html;
}
}
new LearnDash_Stripe_Settings();