From 1e5f13b21b33b0d7ce86fe97ca145a3561433a7a Mon Sep 17 00:00:00 2001
From: wei <>
Date: Mon, 18 Sep 2006 22:57:16 +0000
Subject: Add an interactive php shell that loads Prado classes.

---
 .../3rdParty/PhpShell/PHP/Shell/Extensions.php     | 86 ++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 framework/3rdParty/PhpShell/PHP/Shell/Extensions.php

(limited to 'framework/3rdParty/PhpShell/PHP/Shell/Extensions.php')

diff --git a/framework/3rdParty/PhpShell/PHP/Shell/Extensions.php b/framework/3rdParty/PhpShell/PHP/Shell/Extensions.php
new file mode 100644
index 00000000..9b210c47
--- /dev/null
+++ b/framework/3rdParty/PhpShell/PHP/Shell/Extensions.php
@@ -0,0 +1,86 @@
+<?php
+
+/**
+* the interface for all shell extensions 
+*
+* Extension can hook into the execution of the shell
+*
+* examples:
+* - execution time for parsing and execute
+* - colours for the output
+* - inline help
+*
+*  
+*/
+interface PHP_Shell_Extension {
+    public function register();
+}
+
+/**
+* storage class for Shell Extensions
+*
+* 
+*/
+class PHP_Shell_Extensions {
+    /**
+    * @var PHP_Shell_Extensions
+    */
+    static protected $instance;
+
+    /**
+    * storage for the extension
+    *
+    * @var array
+    */
+    protected $exts = array();
+
+    /**
+    * the extension object gives access to the register objects
+    * through the a simple $exts->name->...
+    *
+    * @param string registered name of the extension 
+    * @return PHP_Shell_Extension object handle
+    */
+    public function __get($key) {
+        if (!isset($this->exts[$key])) {
+            throw new Exception("Extension $s is not known.");
+        }
+        return $this->exts[$key];
+    }
+
+    /**
+    * register set of extensions
+    *
+    * @param array set of (name, class-name) pairs
+    */
+    public function registerExtensions($exts) {
+        foreach ($exts as $k => $v) {
+            $this->registerExtension($k, $v);
+        }
+    }
+
+    /**
+    * register a single extension
+    *
+    * @param string name of the registered extension
+    * @param PHP_Shell_Extension the extension object
+    */
+    public function registerExtension($k, PHP_Shell_Extension $obj) {
+        $obj->register();
+
+        $this->exts[$k] = $obj;
+    }
+
+    /**
+    * @return object a singleton of the class 
+    */
+    static function getInstance() {
+        if (is_null(self::$instance)) {
+            $class = __CLASS__;
+            self::$instance = new $class();
+        }
+        return self::$instance;
+    }
+}
+
+
-- 
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