From da5b78a97a770477eb164fa6da5a86a010723314 Mon Sep 17 00:00:00 2001
From: David Clements <dclements@davesmacbook.local>
Date: Sun, 6 Jul 2008 21:58:43 -0600
Subject: [PATCH] First pass on extracting facebook ENV and Global vars into an
 Adapter class.

BeboAdapter seesm to be working.  Need to create some tests.
---
 init.rb                                       |   2 +
 lib/facebooker.rb                             |  37 +++++-
 lib/facebooker/adapters/bebo_adapter.rb       |  41 ++++++
 lib/facebooker/adapters/facebook_adapter.rb   | 124 ++++++++++++++++++
 lib/facebooker/rails/controller.rb            |  22 +++-
 .../rails/facebook_url_rewriting.rb           |   2 +-
 lib/facebooker/rails/helpers.rb               |   2 +-
 lib/facebooker/rails/publisher.rb             |   2 +-
 lib/facebooker/session.rb                     |  12 +-
 9 files changed, 230 insertions(+), 14 deletions(-)
 create mode 100644 lib/facebooker/adapters/bebo_adapter.rb
 create mode 100644 lib/facebooker/adapters/facebook_adapter.rb

diff --git a/init.rb b/init.rb
index 8ad34b8b..e1f294d2 100644
--- a/init.rb
+++ b/init.rb
@@ -19,6 +19,8 @@
 require 'facebooker/rails/facebook_request_fix'
 require 'facebooker/rails/routing'
 require 'facebooker/rails/facebook_pretty_errors' rescue nil
+require 'facebooker/adapters/facebook_adapter'
+require 'facebooker/adapters/bebo_adapter'
 module ::ActionController
   class Base
     def self.inherited_with_facebooker(subclass)
diff --git a/lib/facebooker.rb b/lib/facebooker.rb
index 9c186b80..5a194da4 100644
--- a/lib/facebooker.rb
+++ b/lib/facebooker.rb
@@ -33,24 +33,55 @@
 
 module Facebooker
   class << self
+     def current_adapter=(adapter_class)
+      @current_adapter = adapter_class
+    end
+    
+    def current_adapter
+      @current_adapter
+    end
+      
     def path_prefix
       @path_prefix
     end
   
     def facebook_path_prefix=(path)
-      @facebook_path_prefix = path
+      current_adapter.facebook_path_prefix = path
     end
   
+    # Default is canvas_page_name in yml file
     def facebook_path_prefix
-      "/" + (@facebook_path_prefix || ENV["FACEBOOK_CANVAS_PATH"] || ENV["FACEBOOKER_RELATIVE_URL_ROOT"])
+      current_adapter.facebook_path_prefix
+    end
+    
+    # Default is apps.facebook.com
+    def canvas_server_base
+      current_adapter.canvas_server_base
+    end
+    
+    def api_server_base_url
+        current_adapter.api_server_base_url
+    end
+    
+    def api_server_base
+      current_adapter.api_server_base
+    end
+    
+    
+    [:api_key,:secret_key, :www_server_base_url,:login_url_base,:api_rest_path].each do |delegated_method|
+      define_method(delegated_method){ return current_adapter.send(delegated_method)}
     end
+    
+    
   
+    
+    
     # Set the asset path to the canvas path for just this one request
     # by definition, we will make this a canvas request
     def with_asset_path_for_canvas
       original_asset_host = ActionController::Base.asset_host
       begin
-        ActionController::Base.asset_host = ENV["FACEBOOKER_API"] == "new" ? "http://apps.new.facebook.com" : "http://apps.facebook.com"
+        ActionController::Base.asset_host = Facebooker.api_server_base_url
         request_for_canvas(true) do
           yield
         end
diff --git a/lib/facebooker/adapters/bebo_adapter.rb b/lib/facebooker/adapters/bebo_adapter.rb
new file mode 100644
index 00000000..86fe2713
--- /dev/null
+++ b/lib/facebooker/adapters/bebo_adapter.rb
@@ -0,0 +1,41 @@
+
+# Things that don't actually work in BEBO
+
+Facebooker::PublishTemplatizedAction
+module Facebooker
+   class User
+    def set_profile_fbml_with_bebo_adapter(profile_fbml, mobile_fbml, profile_action_fbml)
+      if(Facebooker::BeboSession === self.session )
+        self.session.post('facebook.profile.setFBML', :uid => @id, :markup => profile_fbml)
+      else
+        set_profile_fbml_without_bebo_adapter(profile_fbml,mobile_fbml, profile_action_fbml)
+      end
+    end
+    alias_method_chain :set_profile_fbml, :bebo_adapter
+    
+    private
+    
+    BEBO_FIELDS = FIELDS - [:meeting_sex, :wall_count, :meeting_for]
+    def collect(fields)
+      if(Facebooker::BeboSession === self.session )
+         BEBO_FIELDS.reject{|field_name| !fields.empty? && !fields.include?(field_name)}.join(',')
+      else
+         FIELDS.reject{|field_name| !fields.empty? && !fields.include?(field_name)}.join(',')
+      end
+    end   
+  end
+  
+  
+   class PublishTemplatizedAction < Parser#:nodoc:
+    class <<self
+     def process_with_bebo_adapter(data)
+       if(Facebooker.is_for?(:bebo))
+       element('feed_publishTemplatizedAction_response', data).text_value
+       else
+         process_without_bebo_adapter(data)
+       end
+      end
+      alias_method_chain :process, :bebo_adapter
+    end
+  end
+end
\ No newline at end of file
diff --git a/lib/facebooker/adapters/facebook_adapter.rb b/lib/facebooker/adapters/facebook_adapter.rb
new file mode 100644
index 00000000..fccc29d2
--- /dev/null
+++ b/lib/facebooker/adapters/facebook_adapter.rb
@@ -0,0 +1,124 @@
+module Facebooker
+  class AdapterBase
+    class << self
+      def facebook_path_prefix
+        "/" + (@facebook_path_prefix || canvas_page_name)
+      end
+          
+      def facebook_path_prefix=(prefix)
+        @facebook_path_prefix = prefix
+      end
+      
+      def  facebooker_config
+        return @facebooker_config if @facebooker_config
+        
+        facebook_config_file = "#{RAILS_ROOT}/config/facebooker.yml"
+        if File.exist?(facebook_config_file)
+          @facebooker_config = YAML.load_file(facebook_config_file)[RAILS_ENV]     
+        end
+      end
+      
+       def api_server_base_url
+        "http://" + api_server_base
+      end
+      
+       def is_for?(application_context)
+         raise "SubClassShouldDefine"
+       end
+      
+     
+    end
+    
+  end
+  class FacebookAdapter < AdapterBase
+    class << self
+      def canvas_page_name
+        facebooker_config["canvas_page_name"]
+      end
+      def api_key
+        facebooker_config["api_key"]
+      end
+      
+      def secret_key
+        facebooker_config["secret_key"]
+      end
+      
+      def canvas_server_base
+        "apps.facebook.com"
+      end
+      
+      def api_server_base
+          ENV["FACEBOOKER_API"] == "new" ? "api.new.facebook.com" : "api.facebook.com"
+      end
+    
+      def api_rest_path
+        "/restserver.php"
+      end
+      
+       def is_for?(application_context)
+         application_context == :facebook
+       end
+       
+       def www_server_base_url
+            ENV["FACEBOOKER_API"] == "new" ? "www.new.facebook.com" : "www.facebook.com"
+       end
+       
+       def login_url_base(api_key)
+         "http://#{Facebooker.www_server_base_url}/login.php?api_key=#{api_key}&v=1.0"
+       end
+       
+       def install_url_base(api_key)
+         "http://#{Facebooker.www_server_base_url}/install.php?api_key=#{api_key}&v=1.0"
+       end
+    
+  end
+  end
+end
+
+
+module Facebooker
+  class BeboAdapter < AdapterBase
+    class << self
+      def canvas_page_name
+        facebooker_config["bebo_canvas_page_name"]
+      end
+      def canvas_server_base
+        "apps.bebo.com"
+      end
+      
+      def api_key
+        facebooker_config["bebo_api_key"]
+      end
+      
+      def secret_key
+        facebooker_config["bebo_secret_key"]
+      end
+     
+       def api_server_base
+        'apps.bebo.com'
+      end
+    
+      def api_rest_path
+        "/restserver.php"
+      end
+      
+       def is_for?(application_context)
+         application_context == :bebo
+       end
+       
+      def www_server_base_url
+            "www.bebo.com"
+       end
+
+       
+       def login_url_base(api_key)
+      options = default_login_url_options.merge(options)
+      "http://#{Facebooker.www_server_base_url}/SignIn.jsp?ApiKey=#{api_key}&v=1.0"
+    end
+
+    def install_url_base(api_key)
+      "http://#{Facebooker.www_server_base_url}/c/apps/add?ApiKey=#{api_key}&v=1.0"
+    end
+    end
+  end
+end
\ No newline at end of file
diff --git a/lib/facebooker/rails/controller.rb b/lib/facebooker/rails/controller.rb
index 69044eeb..66e35bb2 100644
--- a/lib/facebooker/rails/controller.rb
+++ b/lib/facebooker/rails/controller.rb
@@ -4,11 +4,27 @@ module Rails
     module Controller
       def self.included(controller)
         controller.extend(ClassMethods)
+        controller.before_filter :set_adapter
         controller.before_filter :set_fbml_format
         controller.helper_attr :facebook_session_parameters
-        
       end
-      
+
+      def set_adapter
+        if( fb_sig_network == :bebo)
+          Facebooker.current_adapter =  Facebooker::BeboAdapter
+        else
+          Facebooker.current_adapter = Facebooker::FacebookAdapter
+        end
+      end
+
+      def fb_sig_network
+        if ( network = params[:fb_sig_network] )
+           network.downcase.to_sym
+        else
+          :facebook
+        end
+      end
+
       def facebook_session
         @facebook_session
       end
@@ -64,7 +80,7 @@ def create_new_facebook_session_and_redirect!
       end
       
       def new_facebook_session
-        Facebooker::Session.create(Facebooker::Session.api_key, Facebooker::Session.secret_key)
+        Facebooker::Session.create(Facebooker.api_key, Facebooker.secret_key)
       end
       
       def capture_facebook_friends_if_available!
diff --git a/lib/facebooker/rails/facebook_url_rewriting.rb b/lib/facebooker/rails/facebook_url_rewriting.rb
index 00b1e1d6..4e08c746 100644
--- a/lib/facebooker/rails/facebook_url_rewriting.rb
+++ b/lib/facebooker/rails/facebook_url_rewriting.rb
@@ -18,7 +18,7 @@ def rewrite_url_with_facebooker(*args)
       options = args.first.is_a?(Hash) ? args.first : args.last
       is_link_to_canvas = link_to_canvas?(@request.request_parameters, options)
       if is_link_to_canvas && !options.has_key?(:host)
-        options[:host] = "apps.facebook.com"
+        options[:host] = Facebooker.canvas_server_base
       end 
       options.delete(:canvas)
       Facebooker.request_for_canvas(is_link_to_canvas) do
diff --git a/lib/facebooker/rails/helpers.rb b/lib/facebooker/rails/helpers.rb
index c0bfdbc0..89c5752f 100644
--- a/lib/facebooker/rails/helpers.rb
+++ b/lib/facebooker/rails/helpers.rb
@@ -516,7 +516,7 @@ def fb_else
       #
       # Return the URL for the about page of the application
       def fb_about_url
-        "http://www.facebook.com/apps/application.php?api_key=#{ENV["FACEBOOK_API_KEY"]}"
+        "http://www.facebook.com/apps/application.php?api_key=#{Facebooker.api_key}"
       end
       
       #
diff --git a/lib/facebooker/rails/publisher.rb b/lib/facebooker/rails/publisher.rb
index 76fe86dc..d8bb1528 100644
--- a/lib/facebooker/rails/publisher.rb
+++ b/lib/facebooker/rails/publisher.rb
@@ -261,7 +261,7 @@ def method_missing(name,*args)
         end
     
         def default_url_options
-          {:host => "apps.facebook.com" + Facebooker.facebook_path_prefix}
+          {:host => Facebooker.api_server_base_url + Facebooker.facebook_path_prefix}
         end
     
         def controller_path
diff --git a/lib/facebooker/session.rb b/lib/facebooker/session.rb
index 3e78929d..1de362b7 100644
--- a/lib/facebooker/session.rb
+++ b/lib/facebooker/session.rb
@@ -69,6 +69,7 @@ def self.api_key
     end
     
     def self.secret_key
+      key = Facebooker.secret_key
       extract_key_from_environment(:secret) || extract_key_from_configuration_file(:secret) rescue report_inability_to_find_key(:secret)
     end
     
@@ -82,16 +83,16 @@ def self.current=(session)
     
     def login_url(options={})
       options = default_login_url_options.merge(options)
-      "http://www.facebook.com/login.php?api_key=#{@api_key}&v=1.0#{login_url_optional_parameters(options)}"
+      "#{Facebooker.login_url_base(@api_key)}#{login_url_optional_parameters(options)}"
     end
     
     def install_url(options={})
-      "http://www.facebook.com/install.php?api_key=#{@api_key}&v=1.0#{install_url_optional_parameters(options)}"
+      "#{Facebooker.install_url_base(@api_key)}#{install_url_optional_parameters(options)}"
     end
     
     def permission_url(permission,options={})
       options = default_login_url_options.merge(options)
-      "http://www.facebook.com/authorize.php?api_key=#{@api_key}&v=1.0&ext_perm=#{permission}#{install_url_optional_parameters(options)}"
+      "http://#{Facebooker.www_server_base_url}/authorize.php?api_key=#{@api_key}&v=1.0&ext_perm=#{permission}#{install_url_optional_parameters(options)}"
     end
     
     def install_url_optional_parameters(options)
@@ -437,8 +438,9 @@ def add_facebook_params(hash, method)
         hash[:v] = "1.0"
       end
       
+      # This ultimately delgates to the adapter
       def self.extract_key_from_environment(key_name)
-        val = ENV["FACEBOOK_" + key_name.to_s.upcase + "_KEY"]
+             Facebooker.send(key_name.to_s + "_key") rescue nil
       end
       
       def self.extract_key_from_configuration_file(key_name)
@@ -454,7 +456,7 @@ def self.read_configuration_file
       end
       
       def service
-        @service ||= Service.new(API_SERVER_BASE_URL, API_PATH_REST, @api_key)      
+        @service ||= Service.new(Facebooker.api_server_base, Facebooker.api_rest_path, @api_key)      
       end
       
       def uid