track api call counts that require auth

app/api.rb

@@ -131,6 +131,8 @@ def init_api_credentials
       api_error_invalid_auth
     end
 
+    DB['update sites set api_calls=api_calls+1 where id=?', site.id].first
+
     session[:id] = site.id
   else
     api_error_invalid_auth

migrations/056_add_api_calls.rb

@@ -0,0 +1,9 @@
+Sequel.migration do
+  up {
+    DB.add_column :sites, :api_calls, Integer, default: 0, index: true
+  }
+
+  down {
+    DB.drop_column :sites, :api_calls
+  }
+end

tests/api_tests.rb

@@ -25,6 +25,7 @@ describe 'api info' do
     @site.update is_banned: true
     get '/api/info', sitename: @site.username
     res[:error_type].must_equal 'site_not_found'
+    @site.reload.api_calls.must_equal 0
   end
 
   it 'fails for nonexistent site' do
@@ -43,6 +44,7 @@ describe 'api info' do
     res[:info][:last_updated].must_equal nil
     res[:info][:domain].must_equal 'derp.com'
     res[:info][:tags].must_equal ['derpie', 'man']
+    @site.reload.api_calls.must_equal 0
   end
 
   it 'fails for bad auth' do
@@ -145,6 +147,7 @@ describe 'api upload' do
     }
     res[:result].must_equal 'success'
     File.exist?(File.join(Site::SITE_FILES_ROOT, @site.username, 'lol.jpg')).must_equal true
+    @site.reload.api_calls.must_equal 1
   end
 
   it 'scrubs root path slash' do
@@ -193,6 +196,19 @@ describe 'api upload' do
     File.exist?(@site.files_path('derpie/derpingtons/lol.jpg')).must_equal true
   end
 
+  it 'records api calls that require auth' do
+    create_site
+    basic_authorize @user, @pass
+
+    2.times {
+      post '/api/upload', {
+        'derpie/derpingtons/lol.jpg' => Rack::Test::UploadedFile.new('./tests/files/test.jpg', 'image/jpeg')
+      }
+    }
+
+    @site.reload.api_calls.must_equal 2
+  end
+
   it 'fails for invalid files' do
     create_site
     basic_authorize @user, @pass