Implement submodule sso (#11)

* Add Link to user login block

* Make sure that we do not allow to login for blocked user

* Alter user login form

Author: Gormartsen

githubapi.info

@@ -1,7 +1,6 @@
 name = githubapi
 description = Github API integration.
 backdrop = 1.x
-version = 1.x-1.0
 package = API
 configure = admin/config/system/githubapi
 type = module

githubapi.module

@@ -16,6 +16,7 @@ define('GITHUB_SCOPE', 'user:email,repo,admin:repo_hook,read:org,admin:org_hook'
 define('GITHUB_HOOK_NAME', 'web');
 define('GITHUB_PAYLOAD_PATH', 'githubapi/payload');
 define('GITHUB_PAYLOAD_CONTENT_TYPE', 'json');
+define('GITHUB_API_USER_AGENT', 'Backdrop CMS GitHub API module');
 
 /**
  * Implements hook_config_info().

githubapi_sso/githubapi_sso.info

@@ -0,0 +1,5 @@
+name = githubapi sso
+description = SSO via Github API integration.
+backdrop = 1.x
+package = API
+type = module

githubapi_sso/githubapi_sso.install

@@ -0,0 +1,29 @@
+<?php
+/**
+ * @file
+ * Install, update, and uninstall functions for the githubapi sso module.
+ */
+
+/**
+ * Implements hook_schema().
+ */
+function githubapi_sso_schema() {
+  $schema['githubapi_sso_login'] = array(
+    'description' => 'If github login does not match users.name, we store github login here.',
+    'fields' => array(
+      'uid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+      ),
+      'name' => array(
+        'type' => 'varchar',
+        'length' => 255,
+        'not null' => TRUE,
+        'default' => '',
+      ),
+    ),
+    'primary key' => array('uid'),
+  );
+  return $schema;
+}