Reorganize examples/ directory

1 files changed, 126 insertions, 0 deletions

diff --git a/examples/class/framework.class.php b/examples/class/framework.class.php
new file mode 100644
index 0000000..802c821
--- /dev/null
+++ b/examples/class/framework.class.php
@@ -0,0 +1,126 @@
+<?php
+
+/* Define Scrott version number */
+define("__VERSION__", "v0.0");
+
+/* Init PHP session */
+session_start();
+
+require_once "class/mysql.class.php";
+require_once "class/user.class.php";
+
+/*
+ * Global functions / operations and access to contextual or session-based information
+ */
+abstract class Framework
+{
+    static $dbobj = null;
+
+    /*
+     * Check for the existence of Scrott's system-level config
+     */
+    function scrottConfExists()
+    {
+        global $_SCROTT;
+        return isset($_SCROTT['conf']);
+    }
+
+    /*
+     * Get the absolute path on this server for the root of this app
+     */
+    function ar()
+    {
+        return substr($_SERVER['PHP_SELF'], 0, -10); // 10 = length of "/index.php"
+    }
+
+    /*
+     * Get the absolute path to the current page
+     */
+    function ap()
+    {
+        return $this->ar() . $_REQUEST['path'];
+    }
+
+    /*
+     * Redirect to the given URL and die
+     */
+    function redirectTo($url)
+    {
+        header("Location: " . $url);
+        exit;
+    }
+
+    /*
+     * Get a user object for the currently logged in user.  Returns false if session is logged out.
+     */
+    function getCurrentUser()
+    {
+        if (isset($_SESSION['userguid']))
+        {
+            $user = new User($_SESSION['userguid']);
+
+            if ($user->type == "user")
+                return $user;
+
+            $this->setCurrentUser();
+        }
+
+        return false;
+    }
+
+    /*
+     * Get the IP address the client held when the current session began
+     */
+    function getOriginIP()
+    {
+        return $_SESSION['userip'];
+    }
+
+    /*
+     * Set the current logged in user
+     */
+    function setCurrentUser($user = null)
+    {
+        if ($user != null && isset($user->guid))
+        {
+            $_SESSION['userguid'] = $user->guid;
+            $_SESSION['userip'] = $_SERVER['REMOTE_ADDR'];
+        }
+
+        else
+        {
+            unset($_SESSION['userguid']);
+            unset($_SESSION['userip']);
+        }
+    }
+
+    /*
+     * Get or create the app's database connection object (this is a singleton object and dependent on system-level config)
+     */
+    static function getDbConnection()
+    {
+        global $_SCROTT;
+
+        if (self::$dbobj != null)
+            return self::$dbobj;
+
+        switch ($_SCROTT['dbEngine'])
+        {
+        case "mysql":
+            $host     = $_SCROTT['dbAddress'];
+            $username = $_SCROTT['dbUser'];
+            $password = $_SCROTT['dbPass'];
+            $dbName   = $_SCROTT['dbName'];
+            self::$dbobj = new Mysql($host, $username, $password, $dbName);
+            break;
+
+        default:
+            throw new Exception("Problem with Scrott Configuration. Invalid database engine specified.");
+            break;
+        }
+
+        return self::$dbobj;
+    }
+}
+
+?>