From: Steve Sutton <steve@gaslightmedia.com>
Date: Tue, 19 Apr 2016 18:29:54 +0000 (-0400)
Subject: For updatable non wordpress updates
X-Git-Url: http://cvs2.gaslightmedia.com/gitweb/index.cgi?a=commitdiff_plain;h=refs%2Fheads%2FpluginUpdater;p=WP-Plugins%2Fglm-member-db-events.git

For updatable non wordpress updates
---

diff --git a/glm-plugin-updater.php b/glm-plugin-updater.php
new file mode 100644
index 0000000..91e656e
--- /dev/null
+++ b/glm-plugin-updater.php
@@ -0,0 +1,133 @@
+<?php
+class glm_plugin_updater
+{
+    /**
+     * The plugin current version
+     * @var string
+     */
+    public $current_version;
+ 
+    /**
+     * The plugin remote update path
+     * @var string
+     */
+    public $update_path;
+ 
+    /**
+     * Plugin Slug (plugin_directory/plugin_file.php)
+     * @var string
+     */
+    public $plugin_slug;
+ 
+    /**
+     * Plugin name (plugin_file)
+     * @var string
+     */
+    public $slug;
+ 
+    /**
+     * Initialize a new instance of the WordPress Auto-Update class
+     * @param string $current_version
+     * @param string $update_path
+     * @param string $plugin_slug
+     */
+    function __construct($current_version, $update_path, $plugin_slug)
+    {
+        // Set the class public variables
+        $this->current_version = $current_version;
+        $this->update_path = $update_path;
+        $this->plugin_slug = $plugin_slug;
+        list ($t1, $t2) = explode('/', $plugin_slug);
+        $this->slug = str_replace('.php', '', $t2);
+ 
+        // define the alternative API for updating checking
+        add_filter('pre_set_site_transient_update_plugins', array(&$this, 'check_update'));
+ 
+        // Define the alternative response for information checking
+        add_filter('plugins_api', array(&$this, 'check_info'), 10, 3);
+    }
+ 
+    /**
+     * Add our self-hosted autoupdate plugin to the filter transient
+     *
+     * @param $transient
+     * @return object $ transient
+     */
+    public function check_update($transient)
+    {
+        if (empty($transient->checked)) {
+            return $transient;
+        }
+ 
+        // Get the remote version
+        $remote_version = $this->getRemote_version();
+ 
+        // If a newer version is available, add the update
+        if (version_compare($this->current_version, $remote_version, '<')) {
+            $obj = new stdClass();
+            $obj->slug = $this->slug;
+            $obj->new_version = $remote_version;
+            $obj->url = $this->update_path;
+            $obj->package = $this->update_path;
+            $transient->response[$this->plugin_slug] = $obj;
+        }
+        //var_dump($transient);
+        return $transient;
+    }
+ 
+    /**
+     * Add our self-hosted description to the filter
+     *
+     * @param boolean $false
+     * @param array $action
+     * @param object $arg
+     * @return bool|object
+     */
+    public function check_info($false, $action, $arg)
+    {
+        if ($arg->slug === $this->slug) {
+            $information = $this->getRemote_information();
+            return $information;
+        }
+        return false;
+    }
+ 
+    /**
+     * Return the remote version
+     * @return string $remote_version
+     */
+    public function getRemote_version()
+    {
+        $request = wp_remote_post($this->update_path, array('body' => array('action' => 'version')));
+        if (!is_wp_error($request) || wp_remote_retrieve_response_code($request) === 200) {
+            return $request['body'];
+        }
+        return false;
+    }
+ 
+    /**
+     * Get information about the remote version
+     * @return bool|object
+     */
+    public function getRemote_information()
+    {
+        $request = wp_remote_post($this->update_path, array('body' => array('action' => 'info')));
+        if (!is_wp_error($request) || wp_remote_retrieve_response_code($request) === 200) {
+            return unserialize($request['body']);
+        }
+        return false;
+    }
+ 
+    /**
+     * Return the status of the plugin licensing
+     * @return boolean $remote_license
+     */
+    public function getRemote_license()
+    {
+        $request = wp_remote_post($this->update_path, array('body' => array('action' => 'license')));
+        if (!is_wp_error($request) || wp_remote_retrieve_response_code($request) === 200) {
+            return $request['body'];
+        }
+        return false;
+    }
+}
diff --git a/index.php b/index.php
index b474015..da3eb3b 100644
--- a/index.php
+++ b/index.php
@@ -212,3 +212,12 @@ add_filter('glm-member-db-register-addon','glmMembersRegisterEvents', 10, 1);
  */
 require_once(GLM_MEMBERS_EVENTS_PLUGIN_SETUP_PATH.'/permissions.php');
 
+add_action('init', 'glm_event_update_plugins');
+function glm_event_update_plugins()
+{
+    require_once 'glm-plugin-updater.php';
+    $current_version = '0.0.1';
+    $remote_path     = 'http://localhost/update.php';
+    $plugin_slug     = plugin_basename(__FILE__);
+    new glm_plugin_updater($current_version, $remote_path, $plugin_slug);
+}