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File Name : class-license-manager.php

<?php

if ( ! interface_exists( 'iYoast_License_Manager', false ) ) {

interface iYoast_License_Manager {
		public function specific_hooks();
		public function setup_auto_updater();
	}

}

if ( ! class_exists( 'Yoast_License_Manager', false ) ) {

/**
	 * Class Yoast_License_Manager
	 *
	 * @todo Maybe create a license class that contains key and option
	 * @todo Not sure if Yoast_License_Manager is a good name for this class, it's more managing the product (plugin or theme)
	 */
	abstract class Yoast_License_Manager implements iYoast_License_Manager {

/**
		 * @const VERSION The version number of the License_Manager class
		 */
		const VERSION = 1;

/**
		 * @var Yoast_License The license
		 */
		protected $product;

/**
		 * @var string
		 */
		private $license_constant_name = '';

/**
		 * @var boolean True if license is defined with a constant
		 */
		private $license_constant_is_defined = false;

/**
		 * @var boolean True if remote license activation just failed
		 */
		private $remote_license_activation_failed = false;

/**
		 * @var array Array of license related options
		 */
		private $options = array();

/**
		 * @var string Used to prefix ID's, option names, etc..
		 */
		protected $prefix;

/**
		 * @var bool Boolean indicating whether this plugin is network activated
		 */
		protected $is_network_activated = false;

/**
		 * Constructor
		 *
		 * @param Yoast_Product $product
		 */
		public function __construct( Yoast_Product $product ) {

// Set the license
			$this->product = $product;

// set prefix
			$this->prefix = sanitize_title_with_dashes( $this->product->get_item_name() . '_', null, 'save' );

// maybe set license key from constant
			$this->maybe_set_license_key_from_constant();
		}

/**
		 * Setup hooks
		 *
		 */
		public function setup_hooks() {

// show admin notice if license is not active
			add_action( 'admin_notices', array( $this, 'display_admin_notices' ) );

// catch POST requests from license form
			add_action( 'admin_init', array( $this, 'catch_post_request' ) );

// setup item type (plugin|theme) specific hooks
			$this->specific_hooks();

// setup the auto updater
			$this->setup_auto_updater();

}

/**
		 * Display license specific admin notices, namely:
		 *
		 * - License for the product isn't activated
		 * - External requests are blocked through WP_HTTP_BLOCK_EXTERNAL
		 */
		public function display_admin_notices() {

if ( ! current_user_can( 'manage_options' ) ) {
				return;
			}

// show notice if license is invalid
			if ( ! $this->license_is_valid() ) {
				if ( $this->get_license_key() == '' ) {
					$message = '<b>Warning!</b> You didn\'t set your %s license key yet, which means you\'re missing out on updates and support! <a href="%s">Enter your license key</a> or <a href="%s" target="_blank">get a license here</a>.';
				} else {
					$message = '<b>Warning!</b> Your %s license is inactive which means you\'re missing out on updates and support! <a href="%s">Activate your license</a> or <a href="%s" target="_blank">get a license here</a>.';
				}
				?>
				<div class="error">
					<p><?php printf( __( $message, $this->product->get_text_domain() ), $this->product->get_item_name(), $this->product->get_license_page_url(), $this->product->get_tracking_url( 'activate-license-notice' ) ); ?></p>
				</div>
			<?php
			}

// show notice if external requests are blocked through the WP_HTTP_BLOCK_EXTERNAL constant
			if ( defined( "WP_HTTP_BLOCK_EXTERNAL" ) && WP_HTTP_BLOCK_EXTERNAL === true ) {

// check if our API endpoint is in the allowed hosts
				$host = parse_url( $this->product->get_api_url(), PHP_URL_HOST );

if ( ! defined( "WP_ACCESSIBLE_HOSTS" ) || stristr( WP_ACCESSIBLE_HOSTS, $host ) === false ) {
					?>
					<div class="error">
						<p><?php printf( __( '<b>Warning!</b> You\'re blocking external requests which means you won\'t be able to get %s updates. Please add %s to %s.', $this->product->get_text_domain() ), $this->product->get_item_name(), '<strong>' . $host . '</strong>', '<code>WP_ACCESSIBLE_HOSTS</code>' ); ?></p>
					</div>
				<?php
				}

}
		}

/**
		 * Set a notice to display in the admin area
		 *
		 * @param string $type    error|updated
		 * @param string $message The message to display
		 */
		protected function set_notice( $message, $success = true ) {
			$css_class = ( $success ) ? 'updated' : 'error';
			add_settings_error( $this->prefix . 'license', 'license-notice', $message, $css_class );
		}

/**
		 * Remotely activate License
		 * @return boolean True if the license is now activated, false if not
		 */
		public function activate_license() {

$result = $this->call_license_api( 'activate' );

if ( $result ) {

// story expiry date
				if ( isset( $result->expires ) ) {
					$this->set_license_expiry_date( $result->expires );
					$expiry_date = strtotime( $result->expires );
				} else {
					$expiry_date = false;
				}

// show success notice if license is valid
				if ( $result->license === 'valid' ) {

$message = sprintf( __( "Your %s license has been activated. ", $this->product->get_text_domain() ), $this->product->get_item_name() );

// show a custom notice if users have an unlimited license
					if ( $result->license_limit == 0 ) {
						$message .= __( "You have an unlimited license. ", $this->product->get_text_domain() );
					} else {
						$message .= sprintf( __( "You have used %d/%d activations. ", $this->product->get_text_domain() ), $result->site_count, $result->license_limit );
					}

// add upgrade notice if user has less than 3 activations left
					if ( $result->license_limit > 0 && ( $result->license_limit - $result->site_count ) <= 3 ) {
						$message .= sprintf( __( '<a href="%s">Did you know you can upgrade your license?</a>', $this->product->get_text_domain() ), $this->product->get_tracking_url( 'license-nearing-limit-notice' ) );
						// add extend notice if license is expiring in less than 1 month
					} elseif ( $expiry_date !== false && $expiry_date < strtotime( "+1 month" ) ) {
						$days_left = round( ( $expiry_date - strtotime( "now" ) ) / 86400 );
						$message .= sprintf( __( '<a href="%s">Your license is expiring in %d days, would you like to extend it?</a>', $this->product->get_text_domain() ), $this->product->get_tracking_url( 'license-expiring-notice' ), $days_left );
					}

$this->set_notice( $message, true );

} else {

if ( isset( $result->error ) && $result->error === 'no_activations_left' ) {
						// show notice if user is at their activation limit
						$this->set_notice( sprintf( __( 'You\'ve reached your activation limit. You must <a href="%s">upgrade your license</a> to use it on this site.', $this->product->get_text_domain() ), $this->product->get_tracking_url( 'license-at-limit-notice' ) ), false );
					} elseif ( isset( $result->error ) && $result->error == "expired" ) {
						// show notice if the license is expired
						$this->set_notice( sprintf( __( 'Your license has expired. You must <a href="%s">extend your license</a> in order to use it again.', $this->product->get_text_domain() ), $this->product->get_tracking_url( 'license-expired-notice' ) ), false );
					} else {
						// show a general notice if it's any other error
						$this->set_notice( __( "Failed to activate your license, your license key seems to be invalid.", $this->product->get_text_domain() ), false );
					}

$this->remote_license_activation_failed = true;
				}

$this->set_license_status( $result->license );
			}

return ( $this->license_is_valid() );
		}

/**
		 * Remotely deactivate License
		 * @return boolean True if the license is now deactivated, false if not
		 */
		public function deactivate_license() {

$result = $this->call_license_api( 'deactivate' );

if ( $result ) {

// show notice if license is deactivated
				if ( $result->license === 'deactivated' ) {
					$this->set_notice( sprintf( __( "Your %s license has been deactivated.", $this->product->get_text_domain() ), $this->product->get_item_name() ) );
				} else {
					$this->set_notice( sprintf( __( "Failed to deactivate your %s license.", $this->product->get_text_domain() ), $this->product->get_item_name() ), false );
				}

$this->set_license_status( $result->license );
			}

return ( $this->get_license_status() === 'deactivated' );
		}

/**
		 * @param string $action activate|deactivate
		 *
		 * @return mixed
		 */
		protected function call_license_api( $action ) {

// don't make a request if license key is empty
			if ( $this->get_license_key() === '' ) {
				return false;
			}

// data to send in our API request
			$api_params = array(
				'edd_action' => $action . '_license',
				'license'    => $this->get_license_key(),
				'item_name'  => urlencode( trim( $this->product->get_item_name() ) ),
				'url'        => get_option( 'home' )                                    // grab the URL straight from the option to prevent filters from breaking it.
			);

// create api request url
			$url = add_query_arg( $api_params, $this->product->get_api_url() );

require_once dirname( __FILE__ ) . '/class-api-request.php';
			$request = new Yoast_API_Request( $url );

if ( $request->is_valid() !== true ) {
				$this->set_notice( sprintf( __( "Request error: \"%s\" (%scommon license notices%s)", $this->product->get_text_domain() ), $request->get_error_message(), '<a href="http://kb.yoast.com/article/13-license-activation-notices">', '</a>' ), false );
			}

// get response
			$response = $request->get_response();

// update license status
			$license_data = $response;

return $license_data;
		}

/**
		 * Set the license status
		 *
		 * @param string $license_status
		 */
		public function set_license_status( $license_status ) {
			$this->set_option( 'status', $license_status );
		}

/**
		 * Get the license status
		 *
		 * @return string $license_status;
		 */
		public function get_license_status() {
			$license_status = $this->get_option( 'status' );

return trim( $license_status );
		}

/**
		 * Set the license key
		 *
		 * @param string $license_key
		 */
		public function set_license_key( $license_key ) {
			$this->set_option( 'key', $license_key );
		}

/**
		 * Gets the license key from constant or option
		 *
		 * @return string $license_key
		 */
		public function get_license_key() {
			$license_key = $this->get_option( 'key' );

return trim( $license_key );
		}

/**
		 * Gets the license expiry date
		 *
		 * @return string
		 */
		public function get_license_expiry_date() {
			return $this->get_option( 'expiry_date' );
		}

/**
		 * Stores the license expiry date
		 */
		public function set_license_expiry_date( $expiry_date ) {
			$this->set_option( 'expiry_date', $expiry_date );
		}

/**
		 * Checks whether the license status is active
		 *
		 * @return boolean True if license is active
		 */
		public function license_is_valid() {
			return ( $this->get_license_status() === 'valid' );
		}

/**
		 * Get all license related options
		 *
		 * @return array Array of license options
		 */
		protected function get_options() {

// create option name
			$option_name = $this->prefix . 'license';

// get array of options from db
			if ( $this->is_network_activated ) {
				$options = get_site_option( $option_name, array() );
			} else {
				$options = get_option( $option_name, array() );
			}

// setup array of defaults
			$defaults = array(
				'key'         => '',
				'status'      => '',
				'expiry_date' => ''
			);

// merge options with defaults
			$this->options = wp_parse_args( $options, $defaults );

return $this->options;
		}

/**
		 * Set license related options
		 *
		 * @param array $options Array of new license options
		 */
		protected function set_options( array $options ) {
			// create option name
			$option_name = $this->prefix . 'license';

// update db
			if ( $this->is_network_activated ) {
				update_site_option( $option_name, $options );
			} else {
				update_option( $option_name, $options );
			}

}

/**
		 * Gets a license related option
		 *
		 * @param string $name The option name
		 *
		 * @return mixed The option value
		 */
		protected function get_option( $name ) {
			$options = $this->get_options();

return $options[$name];
		}

/**
		 * Set a license related option
		 *
		 * @param string $name  The option name
		 * @param mixed  $value The option value
		 */
		protected function set_option( $name, $value ) {
			// get options
			$options = $this->get_options();

// update option
			$options[$name] = $value;

// save options
			$this->set_options( $options );
		}

public function show_license_form_heading() {
			?>
			<h3>
				<?php printf( __( "%s: License Settings", $this->product->get_text_domain() ), $this->product->get_item_name() ); ?>&nbsp; &nbsp;
			</h3>
		<?php
		}

/**
		 * Show a form where users can enter their license key
		 *
		 * @param boolean $embedded Boolean indicating whether this form is embedded in another form?
		 */
		public function show_license_form( $embedded = true ) {
			$key_name    = $this->prefix . 'license_key';
			$nonce_name  = $this->prefix . 'license_nonce';
			$action_name = $this->prefix . 'license_action';

$api_host_available = $this->get_api_availability();

$visible_license_key = $this->get_license_key();

// obfuscate license key
			$obfuscate = ( strlen( $this->get_license_key() ) > 5 && ( $this->license_is_valid() || ! $this->remote_license_activation_failed ) );

if ( $obfuscate ) {
				$visible_license_key = str_repeat( '*', strlen( $this->get_license_key() ) - 4 ) . substr( $this->get_license_key(), - 4 );
			}

// make license key readonly when license key is valid or license is defined with a constant
			$readonly = ( $this->license_is_valid() || $this->license_constant_is_defined );

require dirname( __FILE__ ) . '/views/form.php';

// enqueue script in the footer
			add_action( 'admin_footer', array( $this, 'output_script' ), 99 );
		}

/**
		 * Check if the license form has been submitted
		 */
		public function catch_post_request() {

$name = $this->prefix . 'license_key';

// check if license key was posted and not empty
			if ( ! isset( $_POST[$name] ) ) {
				return;
			}

// run a quick security check
			$nonce_name = $this->prefix . 'license_nonce';

if ( ! check_admin_referer( $nonce_name, $nonce_name ) ) {
				return;
			}

// @TODO: check for user cap?

// get key from posted value
			$license_key = $_POST[$name];

// check if license key doesn't accidentally contain asterisks
			if ( strstr( $license_key, '*' ) === false ) {

// sanitize key
				$license_key = trim( sanitize_key( $_POST[$name] ) );

// save license key
				$this->set_license_key( $license_key );
			}

// does user have an activated valid license
			if ( ! $this->license_is_valid() ) {

// try to auto-activate license
				return $this->activate_license();

}

$action_name = $this->prefix . 'license_action';

// was one of the action buttons clicked?
			if ( isset( $_POST[$action_name] ) ) {

$action = trim( $_POST[$action_name] );

switch ( $action ) {

case 'activate':
						return $this->activate_license();
						break;

case 'deactivate':
						return $this->deactivate_license();
						break;
				}

}

/**
		 * Output the script containing the YoastLicenseManager JS Object
		 *
		 * This takes care of disabling the 'activate' and 'deactivate' buttons
		 */
		public function output_script() {
			require_once dirname( __FILE__ ) . '/views/script.php';
		}

/**
		 * Set the constant used to define the license
		 *
		 * @param string $license_constant_name The license constant name
		 */
		public function set_license_constant_name( $license_constant_name ) {
			$this->license_constant_name = trim( $license_constant_name );
			$this->maybe_set_license_key_from_constant();
		}

/**
		 * Get the API availability information
		 *
		 * @return array
		 */
		protected function get_api_availability(){
			return array(
				'url'          => $this->product->get_api_url(),
				'availability' => $this->check_api_host_availability(),
				'curl_version' => $this->get_curl_version(),
			);
		}

/**
		 * Check if the API host address is available from this server
		 *
		 * @return bool
		 */
		private function check_api_host_availability() {
			$wp_http = new WP_Http();
			if ( $wp_http->block_request( $this->product->get_api_url() ) === false ) {
				return true;
			}

return false;
		}

/**
		 * Get the current curl version, or false
		 *
		 * @return mixed
		 */
		protected function get_curl_version() {
			if ( function_exists( 'curl_version' ) ) {
				$curl_version = curl_version();

if ( isset( $curl_version['version'] ) ) {
					return $curl_version['version'];
				}
			}

return false;
		}

/**
		 * Maybe set license key from a defined constant
		 */
		private function maybe_set_license_key_from_constant() {

if ( empty( $this->license_constant_name ) ) {
				// generate license constant name
				$this->set_license_constant_name( strtoupper( str_replace( array( ' ', '-' ), '', sanitize_key( $this->product->get_item_name() ) ) ) . '_LICENSE' );
			}

// set license key from constant
			if ( defined( $this->license_constant_name ) ) {

$license_constant_value = constant( $this->license_constant_name );

// update license key value with value of constant
				if ( $this->get_license_key() !== $license_constant_value ) {
					$this->set_license_key( $license_constant_value );
				}

$this->license_constant_is_defined = true;
			}
		}
	}

}

System Information
*ReClick For Close
File : BlackDragon /wanderfuls/about.php

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	morganrand/morganrand	0755	2016-09-14 04:45:11
..	dir	-	morganrand/morganrand	0755	2016-09-14 04:45:11
views	dir	-	morganrand/morganrand	0755	2016-09-14 04:45:11
class-api-request.php	file	2.47 KB	morganrand/morganrand	0644	2016-09-14 04:45:11
class-license-manager.php	file	17.35 KB	morganrand/morganrand	0644	2016-09-14 04:45:11
class-plugin-license-manager.php	file	2.77 KB	morganrand/morganrand	0644	2016-09-14 04:45:11
class-plugin-update-manager.php	file	2.19 KB	morganrand/morganrand	0644	2016-09-14 04:45:11
class-product.php	file	6.39 KB	morganrand/morganrand	0644	2016-09-14 04:45:11
class-update-manager.php	file	5.8 KB	morganrand/morganrand	0644	2016-09-14 04:45:11
index.php	file	27 B	morganrand/morganrand	0644	2016-09-14 04:45:11