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class-admin-license.php
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class-admin-license.php
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<?php
/**
* Gambit Plugins License Page
*
* @version 1.0
*/
if ( ! class_exists( 'GambitAdminLicensePage' ) ) {
class GambitAdminLicensePage {
// The URL to our EDD store
const STORE_URL = 'http://www.gambit.ph';
// The URL to a JSON array of all our plugins
const PLUGIN_LIST_URL = 'http://www.gambit.ph/wp-admin/admin-ajax.php?action=get_all_plugins';
// The URL to a notice to display on top of the activation admin page
const SALE_NOTICE_URL = 'http://www.gambit.ph/wp-admin/admin-ajax.php?action=get_sale_notice';
// The URL to verify the purchase code
const VERIFY_PURCHASE_CODE_URL = 'http://www.gambit.ph/wp-admin/admin-ajax.php?action=activate_envato_license';
// Set to true when we are still testing the class;
const DEBUG = false;
const LICENSES_ADMIN_SLUG = 'gambit_plugins';
const PLUGIN_LIST_TRANSIENT = 'gambit_plugin_list_transient';
const SALE_NOTICE_TRANSIENT = 'gambit_plugin_sale_transient';
const UPDATE_CHECKER_TRANSIENT = 'gambit_plugin_updater_';
public $installedPlugins = array();
function __construct() {
if ( ! is_multisite() ) {
add_action( 'admin_menu', array( $this, 'createLicensesPage' ) );
} else {
add_action( 'network_admin_menu', array( $this, 'createLicensesPage' ) );
}
add_action( 'admin_notices', array( $this, 'displaySaleNotice' ) );
add_action( 'wp_ajax_gambit_plugin_activate', array( $this, 'savePurchaseCode' ) );
add_action( 'admin_init', array( $this, 'checkForUpdates' ), 2 );
add_filter( 'extra_plugin_headers', array( $this, 'addSKUHeader' ) );
}
public function addSKUHeader( $headers ) {
$headers[] = 'SKU';
return $headers;
}
/**
* Displays a sale notice inside the Gambit plugin license page, also caches the sale notice
*
* @return void
*/
public function displaySaleNotice() {
if ( self::DEBUG ) {
delete_transient( self::SALE_NOTICE_TRANSIENT );
}
// Check whether we are in the Gambit plugin license page
$screen = get_current_screen();
if ( ! preg_match( '/_' . self::LICENSES_ADMIN_SLUG . '$/', $screen->base ) ) {
return;
}
// Check whether we have data cached
$notice = false;
if ( ! is_multisite() ) {
$notice = get_transient( self::SALE_NOTICE_TRANSIENT );
} else {
$notice = get_site_transient( self::SALE_NOTICE_TRANSIENT );
}
if ( $notice === false ) {
// Get the remote sale notice
$notice = '';
$request = wp_remote_get( self::SALE_NOTICE_URL );
if ( ! empty( $request ) ) {
if ( ! is_wp_error( $notice ) ) {
// Check request status
if ( ! empty( $request['response']['code'] ) && in_array( $request['response']['code'], array( 200, 304 ) ) ) {
$response = wp_remote_retrieve_body( $request );
$notice = $response;
}
}
// Cache to save calls
if ( ! is_multisite() ) {
set_transient( self::SALE_NOTICE_TRANSIENT, $notice, DAY_IN_SECONDS );
} else {
set_site_transient( self::SALE_NOTICE_TRANSIENT, $notice, DAY_IN_SECONDS );
}
}
}
// Display the notice
if ( ! empty( $notice ) ) {
echo "<div class='notice updated' style='border-color: #F7CA18'><p>" . wp_kses( $notice, wp_kses_allowed_html( 'post' ) ) . "</p></div>";
}
}
public function gatherInstalledPlugins() {
if ( ! empty( $this->installedPlugins ) ) {
return $this->installedPlugins;
}
$allPlugins = get_plugins();
foreach ( $allPlugins as $pluginFile => $pluginMeta ) {
if ( empty( $pluginMeta['SKU'] ) ) {
continue;
}
$this->installedPlugins[] = array(
'sku' => $pluginMeta['SKU'], // Should be the same in our site
'store_url' => self::STORE_URL, // Our main site URL
'name' => $pluginMeta['Name'], // Should be the same with our site
'url' => $pluginMeta['PluginURI'],
'file' => $pluginFile,
'version' => $pluginMeta['Version'], // The version of this current plugin
'author' => $pluginMeta['Author'],
);
}
return $this->installedPlugins;
}
/**
* Adds the license admin page
*
* @return void
*/
public function createLicensesPage() {
$this->gatherInstalledPlugins();
// $this->installedPlugins = apply_filters( 'gambit_plugin_updater', array() );
if ( empty( $this->installedPlugins ) ) {
return;
}
add_submenu_page( 'plugins.php', 'Gambit Plugins', 'Gambit Plugins', 'manage_options', self::LICENSES_ADMIN_SLUG, array( $this, 'renderLicensesPage' ) );
}
/**
* Gets the remote list of all of our plugins. Also uses a cache to save page loading time
*
* @return Array of plugin data
*/
public function getPluginRemoteList() {
if ( self::DEBUG ) {
delete_transient( self::PLUGIN_LIST_TRANSIENT );
}
// Check whether we have data cached
$transientExists = false;
if ( ! is_multisite() ) {
$transientExists = get_transient( self::PLUGIN_LIST_TRANSIENT );
} else {
$transientExists = get_site_transient( self::PLUGIN_LIST_TRANSIENT );
}
if ( $transientExists ) {
return $transientExists;
}
// Get the list of plugins
$request = wp_remote_get( self::PLUGIN_LIST_URL );
$otherPlugins = array();
if ( ! empty( $request ) ) {
// Check request status
if ( ! empty( $request['response']['code'] ) && in_array( $request['response']['code'], array( 200, 304 ) ) ) {
$response = wp_remote_retrieve_body( $request );
if ( ! is_wp_error( $response ) ) {
$plugins = json_decode( $response );
if ( ! empty( $plugins ) ) {
$otherPlugins = $plugins;
}
}
}
// Cache to save calls
if ( ! is_multisite() ) {
set_transient( self::PLUGIN_LIST_TRANSIENT, $otherPlugins, DAY_IN_SECONDS );
} else {
set_site_transient( self::PLUGIN_LIST_TRANSIENT, $otherPlugins, DAY_IN_SECONDS );
}
return $otherPlugins;
}
return array();
}
/**
* Renders the Gambit Plugin license activation admin page
*
* @return void
*/
public function renderLicensesPage() {
// Get all the SKUs of the installed Gambit Plugins
$installedSKUS = array();
foreach ( $this->installedPlugins as $installedPlugin ) {
if ( ! empty( $installedPlugin['sku'] ) ) {
$installedSKUS[] = $installedPlugin['sku'];
}
}
// Don't display installed plugins since those are already displayed
$remotePlugins = array();
$faqs = array();
foreach ( $this->getPluginRemoteList() as $remotePlugin ) {
if ( ! in_array( $remotePlugin->sku, $installedSKUS ) ) {
$remotePlugins[] = $remotePlugin;
// Collect the FAQ links
} else if ( ! empty( $remotePlugin->faq ) ) {
$faqs[ $remotePlugin->sku ] = $remotePlugin->faq;
}
}
?>
<script>
jQuery(document).ready(function($) {
<?php
// Trigger button on enter
?>
$('body').on('keypress', '#gambit_plugin_activation input[type="text"]', function(e) {
if ( e.which === 13 ) {
$(this).parent().find('button').trigger('click');
return false;
}
});
<?php
// Show the button when the field is deleted
?>
$('body').on('keyup', '#gambit_plugin_activation input[type="text"]', function(e) {
if ( $(this).val().length === 0 ) {
$(this).parent().find('.edd_license_activate').fadeIn();
}
});
<?php
// Activate license
?>
$('body').on('click', '#gambit_plugin_activation .edd_license_activate', function(e) {
e.preventDefault();
$(this).parent().find('.dashicons').hide().end().find('.spinner').fadeIn();
var data = {
'action': 'gambit_plugin_activate',
'sku': $(this).parent().find('[type="hidden"]').val(),
'code': $(this).parent().find('[type="text"]').val(),
'nonce': '<?php echo wp_create_nonce( 'gambit-license' ) ?>'
};
var $this = $(this);
$.post(ajaxurl, data, function(response) {
$this.parent().find('.spinner').stop().hide();
if ( response === '' ) {
$this.parent().find('.dashicons-yes').fadeIn();
} else {
$this.parent().find('.dashicons-no').fadeIn();
}
});
return false;
});
});
</script>
<style>
#gambit_plugin_activation th, #gambit_plugin_activation td {
padding: 20px !important;
position: relative;
vertical-align: top;
}
#gambit_plugin_activation thead {
background-color: #22A7F0;
text-transform: uppercase;
}
#gambit_plugin_activation thead th {
color: #fff;
}
#gambit_plugin_activation tbody {
background: #fff;
}
#gambit_plugin_activation th,
#gambit_plugin_activation td {
display: table-cell !important;
}
#gambit_plugin_activation thead th,
#gambit_plugin_activation td {
width: 65% !important;
}
#gambit_plugin_activation thead th:first-child,
#gambit_plugin_activation tbody th {
width: 35% !important;
}
#gambit_plugin_activation tbody th {
padding-top: 25px !important;
}
#gambit_plugin_activation tbody tr {
border-top: 1px solid #f1f1f1;
}
#gambit_plugin_activation tbody tr:first-child {
border-top: none;
}
#gambit_plugin_activation i {
float: none;
margin: 0;
position: absolute;
top: 25px;
left: -10px;
}
#gambit_plugin_activation .dashicons {
color: #26A65B;
font-size: 30px;
top: 21px;
left: -15px;
}
#gambit_plugin_activation .dashicons.dashicons-no {
color: #F64747;
}
#gambit_plugin_activation .dashicons {
pointer-events: none;
}
#gambit_plugin_activation .plugin-desc {
margin: 0 0 1em;
font-style: italic;
color: #888;
}
#gambit_plugin_activation .other-plugins thead {
background-color: #F64747;
}
#gambit_plugin_activation .other-plugins td {
width: 20% !important;
}
#gambit_plugin_activation .other-plugins td:nth-child(1),
#gambit_plugin_activation .other-plugins td:nth-child(3) {
padding-right: 0 !important;
}
#gambit_plugin_activation .other-plugins td:nth-child(2),
#gambit_plugin_activation .other-plugins td:nth-child(4) {
width: 30% !important;
}
#gambit_plugin_activation .other-plugins td .mobile_preview {
display: none !important;
}
#gambit_plugin_activation .other-plugins td:nth-child(2) {
border-right: 1px solid #f1f1f1;
}
#gambit_plugin_activation .other-plugins td *:first-child {
margin-top: 0;
}
@media screen and (max-width: 1100px) {
#gambit_plugin_activation .other-plugins td {
width: 50% !important;
}
#gambit_plugin_activation .other-plugins td:nth-child(1),
#gambit_plugin_activation .other-plugins td:nth-child(3) {
display: none !important;
}
#gambit_plugin_activation .other-plugins td .mobile_preview {
display: block !important;
}
}
#gambit_plugin_activation .other-plugins img {
width: 100%;
height: auto;
}
#gambit_plugin_activation .form-table {
margin-top: 50px;
}
#gambit_plugin_activation > p {
margin-top: 20px;
}
#gambit_plugin_activation .support thead,
#gambit_plugin_activation .support tbody {
background: transparent;
}
#gambit_plugin_activation .support thead th:first-child,
#gambit_plugin_activation .support thead th:last-child {
background: #F7CA18;
}
#gambit_plugin_activation .support tr > *:first-child {
width: auto !important;
background: #fff;
}
#gambit_plugin_activation .support tr > *:nth-child(2) {
width: 50px !important;
padding: 0 !important;
}
#gambit_plugin_activation .support tr > *:last-child {
width: 30% !important;
background: #fff;
}
#gambit_plugin_activation .support .button-secondary {
float: right;
}
#gambit_plugin_activation .installed-plugins thead tr th:nth-child(3) {
text-align: right;
}
</style>
<div class="wrap" id="gambit_plugin_activation">
<h2><?php _e( 'Plugin Activation Page for Gambit Plugins', 'default' ) ?></h2>
<p class="desc"><?php printf( __( 'Get notified of plugin updates right here in your WordPress admin! Just enter your purchase code for our plugins in the field/s below to get automatic updates. Don't know how to get your purchase code? %sHere's how.%s', 'default' ), '<a href="https://help.market.envato.com/hc/en-us/articles/202822600-Where-Can-I-Find-my-Purchase-Code-" target="_how">', '</a>' ) ?></p>
<form method="post" action="<?php admin_url( 'plugins.php?page=' . self::LICENSES_ADMIN_SLUG ) ?>" id="pbs_licenses">
<table class="form-table installed-plugins">
<thead>
<tr>
<th><?php _e( 'Plugin', 'default' ) ?></th>
<th><?php _e( 'Purchase Code', 'default' ) ?></th>
<?php if ( count( $faqs ) ) : ?>
<th>?</th>
<?php endif; ?>
</tr>
</thead>
<tbody>
<?php foreach ( $this->installedPlugins as $plugin ) : ?>
<?php
if ( ! is_multisite() ) {
$licenseEDDKey = get_option( 'gambit_edd_license_key_' . $plugin['sku'] );
$purchaseCode = get_option( 'gambit_purchase_code_' . $plugin['sku'] );
} else {
$licenseEDDKey = get_site_option( 'gambit_edd_license_key_' . $plugin['sku'] );
$purchaseCode = get_site_option( 'gambit_purchase_code_' . $plugin['sku'] );
}
?>
<tr valign="top">
<th>
<?php echo esc_attr( $plugin['name'] ) ?>
</th>
<td>
<i class="spinner is-active" style="display: none"></i>
<i class="dashicons dashicons-no" style="display: none"></i>
<i class="dashicons dashicons-yes" <?php echo ! empty( $licenseEDDKey ) ? '' : 'style="display: none"' ?>></i>
<input type="hidden" name="sku" value="<?php echo esc_attr( $plugin['sku'] ) ?>"/>
<input id="license_key_<?php echo esc_attr( $plugin['sku'] ) ?>" name="license_key_<?php echo esc_attr( $plugin['sku'] ) ?>" type="text" class="regular-text" value="<?php echo esc_attr( $purchaseCode ) ?>" placeholder="<?php echo esc_attr( __( 'Purchase Code', 'default' ) ) ?>"/>
<button class="button-secondary edd_license_activate" <?php echo ! empty( $licenseEDDKey ) ? 'style="display: none"' : '' ?>><?php _e( 'Save & Activate Automatic Updates', 'default' ) ?></button>
</td>
<?php if ( count( $faqs ) ) : ?>
<td>
<?php if ( ! empty( $faqs[ $plugin['sku'] ] ) ) : ?>
<a href='<?php echo esc_url( $faqs[ $plugin['sku'] ] ) ?>' class='button-secondary' target="_blank"><?php _e( 'FAQ', 'default' ) ?></a>
<?php endif; ?>
</td>
<?php endif; ?>
</tr>
<?php endforeach; ?>
</tbody>
</table>
<?php if ( ! empty( $remotePlugins ) ) : ?>
<table class="form-table other-plugins">
<thead>
<tr>
<th colspan="4"><?php _e( 'Other Gambit Plugins That You Might Find Useful', 'default' ) ?></th>
</tr>
</thead>
<tbody>
<?php foreach ( $remotePlugins as $i => $plugin ) : ?>
<?php
if ( ( $i + 1 ) % 2 == 1 ) :
?>
<tr valign="top">
<?php
endif;
?>
<td>
<?php if ( ! empty( $plugin->demo ) ) : ?>
<a href="<?php echo esc_url( $plugin->demo ) ?>" target="_gambitdemo">
<?php endif; ?>
<?php if ( ! empty( $plugin->image ) ) : ?>
<img src="<?php echo esc_url( $plugin->image ) ?>" alt="<?php echo esc_attr( $plugin->name ) ?> Preview Image"/>
<?php endif; ?>
<?php if ( ! empty( $plugin->demo ) ) : ?>
</a>
<?php endif; ?>
</td>
<td>
<?php if ( ! empty( $plugin->demo ) ) : ?>
<a href="<?php echo esc_url( $plugin->demo ) ?>" target="_gambitdemo" class="mobile_preview">
<?php endif; ?>
<?php if ( ! empty( $plugin->image ) ) : ?>
<img src="<?php echo esc_url( $plugin->image ) ?>" alt="<?php echo esc_attr( $plugin->name ) ?> Preview Image" class="mobile_preview"/>
<?php endif; ?>
<?php if ( ! empty( $plugin->demo ) ) : ?>
</a>
<?php endif; ?>
<h3 id="<?php echo esc_attr( str_replace( ' ', '_', strtolower( $plugin->name ) ) ) ?>"><?php echo esc_attr( $plugin->name ) ?></h3>
<p class="plugin-desc"><?php echo wp_kses( $plugin->desc, wp_kses_allowed_html( 'post' ) ) ?></p>
<?php if ( ! empty( $plugin->demo ) ) : ?>
<a href="<?php echo esc_url( $plugin->demo ) ?>" class="button-primary" target="_gambitdemo"><?php _e( 'View Demo', 'default' ) ?></a>
<?php endif; ?>
<?php if ( ! empty( $plugin->buy ) ) : ?>
<a href="<?php echo esc_url( $plugin->buy ) ?>" class="button-secondary" target="_gambitdemo"><?php _e( 'Learn More', 'default' ) ?></a>
<?php endif; ?>
</td>
<?php
if ( $i % 2 || count( $remotePlugins ) - 1 == $i ) :
?>
</tr>
<?php
endif;
?>
<?php endforeach; ?>
</tbody>
</table>
<?php endif; ?>
<table class="form-table support">
<thead>
<tr>
<th><?php _e( 'Need Support?', 'default' ) ?></th>
<th></th>
<th><?php _e( 'Enjoying Our Plugin?', 'default' ) ?></th>
</tr>
</thead>
<tbody>
<tr>
<td><a href="http://support.gambit.ph" class="button-secondary" target="_blank">Go to the Support Forum</a><p>Having trouble with our plugins? Let us know how we can help resolve your problem.</p></td>
<td></td>
<td><?php _e( 'Show your appreciation by <strong>rating our plugins 5 stars in CodeCanyon</strong>. Doing that will greatly help us and will allow us to provide you with better support and even more awesome plugins. :)', 'default' ) ?></td>
</tr>
</tbody>
</table>
</form>
</div>
<?php
}
public function deleteLicenseKey( $sku ) {
if ( ! is_multisite() ) {
delete_option( 'gambit_edd_license_key_' . $sku );
} else {
delete_site_option( 'gambit_edd_license_key_' . $sku );
}
}
/**
* Ajax handler for activating purchase codes. Saves the activation status as 'valid' or 'invalid'
*
* @return void
*/
public function savePurchaseCode() {
if ( empty( $_POST ) || empty( $_POST['sku'] ) || empty( $_POST['code'] ) ) {
die( 'missing_params' );
}
if ( ! wp_verify_nonce( $_POST['nonce'], 'gambit-license' ) ) {
die( 'nonced' );
}
$sku = esc_attr( $_POST['sku'] );
$code = esc_attr( $_POST['code'] );
// Verify SKU
// $this->installedPlugins = apply_filters( 'gambit_plugin_updater', array() );
$this->installedPlugins = $this->gatherInstalledPlugins();
if ( empty( $this->installedPlugins ) ) {
$this->deleteLicenseKey( $sku );
die( 'no_plugins' );
}
foreach ( $this->installedPlugins as $installedPlugin ) {
if ( $installedPlugin['sku'] != $sku ) {
continue;
}
// Save the entered code
if ( ! is_multisite() ) {
update_option( 'gambit_purchase_code_' . $sku, $code );
} else {
update_site_option( 'gambit_purchase_code_' . $sku, $code );
}
/*
* Verify purchase code
*/
// data to send in our API request
$apiParams = array(
'purchase_code'=> $code,
'sku' => $sku,
'url' => home_url(),
);
$response = wp_remote_get( add_query_arg( $apiParams, self::VERIFY_PURCHASE_CODE_URL ), array( 'timeout' => 15, 'sslverify' => false ) );
if ( is_wp_error( $response ) ) {
die( $response->get_error_message() );
}
$licenseKey = wp_remote_retrieve_body( $response );
if ( empty( $licenseKey ) ) {
$this->deleteLicenseKey( $sku );
die( 'invalid_purchase_code' );
}
if ( ! is_multisite() ) {
update_option( 'gambit_edd_license_key_' . $sku, $licenseKey );
} else {
update_site_option( 'gambit_edd_license_key_' . $sku, $licenseKey );
}
die();
}
$this->deleteLicenseKey( $sku );
die( 'invalid_sku' );
}
/**
* Checks for updates
*
* @return void
*/
public function checkForUpdates() {
// $this->installedPlugins = apply_filters( 'gambit_plugin_updater', array() );
$this->gatherInstalledPlugins();
if ( empty( $this->installedPlugins ) ) {
return;
}
foreach ( $this->installedPlugins as $installedPlugin ) {
// Only check ones with an SKU
if ( empty( $installedPlugin['sku'] ) ) {
continue;
}
$sku = esc_attr( $installedPlugin['sku'] );
// retrieve our license key
$licenseEDDKey = self::getEDDLicenseKey( $sku );
if ( ! $licenseEDDKey ) {
continue;
}
// setup the updater
$eddUpdater = new GAMBIT_EDD_SL_Plugin_Updater( $installedPlugin['store_url'], $installedPlugin['file'],
array(
'version' => $installedPlugin['version'], // current version number
'license' => $licenseEDDKey, // license key (used get_option above to retrieve from DB)
'item_name' => $installedPlugin['name'], // name of this plugin
'author' => $installedPlugin['author'], // author of this plugin
'item_id' => $sku,
)
);
}
}
/**
* Gets the EDD license key if any
*
* @return mixed False if no license key, the license key if available
*/
public static function getEDDLicenseKey( $sku ) {
if ( ! is_multisite() ) {
$licenseEDDKey = get_option( 'gambit_edd_license_key_' . $sku );
$purchaseCode = get_option( 'gambit_purchase_code_' . $sku );
} else {
$licenseEDDKey = get_site_option( 'gambit_edd_license_key_' . $sku );
$purchaseCode = get_site_option( 'gambit_purchase_code_' . $sku );
}
if ( empty( $purchaseCode ) || empty( $licenseEDDKey ) ) {
return false;
}
return $licenseEDDKey;
}
}
new GambitAdminLicensePage();
}
if ( ! class_exists( 'GAMBIT_EDD_SL_Plugin_Updater' ) ) {
// uncomment this line for testing
//set_site_transient( 'update_plugins', null );
/**
* Allows plugins to use their own update API.
*
* @author Pippin Williamson
* @version 1.6
*/
class GAMBIT_EDD_SL_Plugin_Updater { // Namespaced to PBS for error protection
private $api_url = '';
private $api_data = array();
private $name = '';
private $slug = '';
/**
* Class constructor.
*
* @uses plugin_basename()
* @uses hook()
*
* @param string $_api_url The URL pointing to the custom API endpoint.
* @param string $_plugin_file Path to the plugin file.
* @param array $_api_data Optional data to send with API calls.
* @return void
*/
function __construct( $_api_url, $_plugin_file, $_api_data = null ) {
$this->api_url = trailingslashit( $_api_url );
$this->api_data = $_api_data;
$this->name = plugin_basename( $_plugin_file );
$this->slug = basename( $_plugin_file, '.php' );
$this->version = $_api_data['version'];
// Set up hooks.
$this->init();
add_action( 'admin_init', array( $this, 'show_changelog' ) );
}
/**
* Set up WordPress filters to hook into WP's update process.
*
* @uses add_filter()
*
* @return void
*/
public function init() {
add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ) );
add_filter( 'plugins_api', array( $this, 'plugins_api_filter' ), 10, 3 );
add_action( 'after_plugin_row_' . $this->name, array( $this, 'show_update_notification' ), 10, 2 );
}
/**
* Check for Updates at the defined API endpoint and modify the update array.
*
* This function dives into the update API just when WordPress creates its update array,
* then adds a custom API call and injects the custom plugin data retrieved from the API.
* It is reassembled from parts of the native WordPress plugin update code.
* See wp-includes/update.php line 121 for the original wp_update_plugins() function.
*
* @uses api_request()
*
* @param array $_transient_data Update array build by WordPress.
* @return array Modified update array with custom plugin data.
*/
function check_update( $_transient_data ) {
global $pagenow;
if( ! is_object( $_transient_data ) ) {
$_transient_data = new stdClass;
}
if( 'plugins.php' == $pagenow && is_multisite() ) {
return $_transient_data;
}
if ( empty( $_transient_data->response ) || empty( $_transient_data->response[ $this->name ] ) ) {
$version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug ) );
if ( false !== $version_info && is_object( $version_info ) && isset( $version_info->new_version ) ) {
$this->did_check = true;
if( version_compare( $this->version, $version_info->new_version, '<' ) ) {
$_transient_data->response[ $this->name ] = $version_info;
}
$_transient_data->last_checked = time();
$_transient_data->checked[ $this->name ] = $this->version;
}
}
return $_transient_data;
}
/**
* show update nofication row -- needed for multisite subsites, because WP won't tell you otherwise!
*
* @param string $file
* @param array $plugin
*/
public function show_update_notification( $file, $plugin ) {
if( ! current_user_can( 'update_plugins' ) ) {
return;
}
if( ! is_multisite() ) {
return;
}
if ( $this->name != $file ) {
return;
}
// Remove our filter on the site transient
remove_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ), 10 );
$update_cache = get_site_transient( 'update_plugins' );
if ( ! is_object( $update_cache ) || empty( $update_cache->response ) || empty( $update_cache->response[ $this->name ] ) ) {
$cache_key = md5( 'edd_plugin_' .sanitize_key( $this->name ) . '_version_info' );
$version_info = get_transient( $cache_key );
if( false === $version_info ) {
$version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug ) );
set_transient( $cache_key, $version_info, 3600 );
}
if( ! is_object( $version_info ) ) {
return;
}
if( version_compare( $this->version, $version_info->new_version, '<' ) ) {
$update_cache->response[ $this->name ] = $version_info;
}
$update_cache->last_checked = time();
$update_cache->checked[ $this->name ] = $this->version;
set_site_transient( 'update_plugins', $update_cache );
} else {
$version_info = $update_cache->response[ $this->name ];
}
// Restore our filter
add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ) );
if ( ! empty( $update_cache->response[ $this->name ] ) && version_compare( $this->version, $version_info->new_version, '<' ) ) {
// build a plugin list row, with update notification
$wp_list_table = _get_list_table( 'WP_Plugins_List_Table' );
echo '<tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange"><div class="update-message">';
$changelog_link = self_admin_url( 'index.php?edd_sl_action=view_plugin_changelog&plugin=' . $this->name . '&slug=' . $this->slug . '&TB_iframe=true&width=772&height=911' );
if ( empty( $version_info->download_link ) ) {
printf(
__( 'There is a new version of %1$s available. <a target="_blank" class="thickbox" href="%2$s">View version %3$s details</a>.', 'edd' ),
esc_html( $version_info->name ),
esc_url( $changelog_link ),
esc_html( $version_info->new_version )
);
} else {
printf(
__( 'There is a new version of %1$s available. <a target="_blank" class="thickbox" href="%2$s">View version %3$s details</a> or <a href="%4$s">update now</a>.', 'edd' ),
esc_html( $version_info->name ),
esc_url( $changelog_link ),
esc_html( $version_info->new_version ),
esc_url( wp_nonce_url( self_admin_url( 'update.php?action=upgrade-plugin&plugin=' ) . $this->name, 'upgrade-plugin_' . $this->name ) )
);
}
echo '</div></td></tr>';
}
}
/**
* Updates information on the "View version x.x details" page with custom data.
*
* @uses api_request()
*
* @param mixed $_data
* @param string $_action
* @param object $_args
* @return object $_data
*/
function plugins_api_filter( $_data, $_action = '', $_args = null ) {
if ( $_action != 'plugin_information' ) {
return $_data;
}
if ( ! isset( $_args->slug ) || ( $_args->slug != $this->slug ) ) {
return $_data;
}
$to_send = array(
'slug' => $this->slug,
'is_ssl' => is_ssl(),
'fields' => array(
'banners' => false, // These will be supported soon hopefully
'reviews' => false
)
);
$api_response = $this->api_request( 'plugin_information', $to_send );
if ( false !== $api_response ) {
$_data = $api_response;
}
return $_data;
}
/**
* Disable SSL verification in order to prevent download update failures
*
* @param array $args
* @param string $url
* @return object $array
*/
function http_request_args( $args, $url ) {
// If it is an https request and we are performing a package download, disable ssl verification
if ( strpos( $url, 'https://' ) !== false && strpos( $url, 'edd_action=package_download' ) ) {
$args['sslverify'] = false;
}
return $args;
}
/**
* Calls the API and, if successfull, returns the object delivered by the API.
*
* @uses get_bloginfo()
* @uses wp_remote_post()
* @uses is_wp_error()
*
* @param string $_action The requested action.
* @param array $_data Parameters for the API action.
* @return false||object
*/
private function api_request( $_action, $_data ) {
global $wp_version;
$data = array_merge( $this->api_data, $_data );
if ( $data['slug'] != $this->slug )