[packages/php-facebook-sdk] add FacebookNPS (No Persistent Storage or No PHP Session) class

[glen]

commit 8c6921becd0d028a06f3ad4227bf20af04fb61dc
Author: Elan Ruusamäe <glen at delfi.ee>
Date:   Wed Aug 22 11:00:45 2012 +0300

    add FacebookNPS (No Persistent Storage or No PHP Session) class

 class-nps.patch       | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++
 php-facebook-sdk.spec |  7 ++++--
 2 files changed, 75 insertions(+), 2 deletions(-)
---
diff --git a/php-facebook-sdk.spec b/php-facebook-sdk.spec
index 68380db..ee2746d 100644
--- a/php-facebook-sdk.spec
+++ b/php-facebook-sdk.spec
@@ -7,11 +7,12 @@
 Summary:	PHP SDK for the Facebook API
 Name:		php-facebook-sdk
 Version:	3.1.1
-Release:	3
+Release:	4
 License:	Apache v2.0
 Group:		Development/Languages/PHP
 Source0:	https://github.com/facebook/facebook-php-sdk/tarball/v%{version}#/%{name}-%{version}.tgz
 # Source0-md5:	3e23cbda87e68f95f3b222cbb868e5d1
+Patch0:		class-nps.patch
 URL:		https://github.com/facebook/facebook-php-sdk
 BuildRequires:	rpm-php-pearprov >= 4.4.2-11
 BuildRequires:	rpmbuild(macros) >= 1.461
@@ -26,8 +27,8 @@ BuildRequires:	php-session)
 Requires:	php(curl)
 Requires:	php(hash)
 Requires:	php(json)
-Requires:	php(session)
 Requires:	php-common >= 4:%{php_min_version}
+Suggests:	php(session)
 BuildArch:	noarch
 BuildRoot:	%{tmpdir}/%{name}-%{version}-root-%(id -u -n)
 
@@ -42,6 +43,8 @@ social.
 %prep
 %setup -qc
 mv facebook-facebook-php-sdk-*/* .
+cp src/facebook.php src/facebook.nps.php
+%patch0 -p1
 
 %build
 %if %{with tests}
diff --git a/class-nps.patch b/class-nps.patch
new file mode 100644
index 0000000..30ecc0f
--- /dev/null
+++ b/class-nps.patch
@@ -0,0 +1,70 @@
+Add FacebookNPS class that allows to use Facebook SDK without initializing php
+session storage.
+
+This makes api calls possible, but no login support for users.
+
+--- php-facebook-sdk-3.1.1/src/facebook.php	2011-08-09 03:32:07.000000000 +0300
++++ php-facebook-sdk-3.1.1/src/facebook.nps.php	2012-08-21 19:00:15.841768544 +0300
+@@ -19,29 +19,16 @@
+ 
+ /**
+  * Extends the BaseFacebook class with the intent of using
+- * PHP sessions to store user ids and access tokens.
++ * internal class storage for persistant data. Limited functionality!
+  */
+-class Facebook extends BaseFacebook
++class FacebookNPS extends BaseFacebook
+ {
+-  /**
+-   * Identical to the parent constructor, except that
+-   * we start a PHP session to store the user ID and
+-   * access token if during the course of execution
+-   * we discover them.
+-   *
+-   * @param Array $config the application configuration.
+-   * @see BaseFacebook::__construct in facebook.php
+-   */
+-  public function __construct($config) {
+-    if (!session_id()) {
+-      session_start();
+-    }
+-    parent::__construct($config);
+-  }
+ 
+   protected static $kSupportedKeys =
+     array('state', 'code', 'access_token', 'user_id');
+ 
++  protected $kPersistantData = array();
++
+   /**
+    * Provides the implementations of the inherited abstract
+    * methods.  The implementation uses PHP sessions to maintain
+@@ -55,7 +42,7 @@
+     }
+ 
+     $session_var_name = $this->constructSessionVariableName($key);
+-    $_SESSION[$session_var_name] = $value;
++    $this->kPersistantData[$session_var_name] = $value;
+   }
+ 
+   protected function getPersistentData($key, $default = false) {
+@@ -65,8 +52,8 @@
+     }
+ 
+     $session_var_name = $this->constructSessionVariableName($key);
+-    return isset($_SESSION[$session_var_name]) ?
+-      $_SESSION[$session_var_name] : $default;
++    return isset($this->kPersistantData[$session_var_name]) ?
++      $this->kPersistantData[$session_var_name] : $default;
+   }
+ 
+   protected function clearPersistentData($key) {
+@@ -76,7 +63,7 @@
+     }
+ 
+     $session_var_name = $this->constructSessionVariableName($key);
+-    unset($_SESSION[$session_var_name]);
++    unset($this->kPersistantData[$session_var_name]);
+   }
+ 
+   protected function clearAllPersistentData() {