From 0c441b0344aa4c978b6460deaba1ab94fa9c6345 Mon Sep 17 00:00:00 2001
From: b0ink <40929320+b0ink@users.noreply.github.com>
Date: Fri, 7 Nov 2025 16:37:27 +1100
Subject: [PATCH] chore: init moodle api queries

---
 app/helpers/moodle_integration.rb | 103 ++++++++++++++++++++++++++++++
 config/application.rb             |   4 ++
 2 files changed, 107 insertions(+)
 create mode 100644 app/helpers/moodle_integration.rb

diff --git a/app/helpers/moodle_integration.rb b/app/helpers/moodle_integration.rb
new file mode 100644
index 000000000..e8d01649f
--- /dev/null
+++ b/app/helpers/moodle_integration.rb
@@ -0,0 +1,103 @@
+require 'oauth2'
+require 'net/http'
+require 'uri'
+require 'json'
+
+# Class to load moodle features
+#
+class MoodleIntegration
+  def self.enabled?
+    Doubtfire::Application.config.d2l_enabled &&
+      Doubtfire::Application.config.d2l_client_id.present? &&
+      Doubtfire::Application.config.d2l_client_secret.present? &&
+      Doubtfire::Application.config.d2l_redirect_uri.present?
+  end
+
+  def self.moodle_api_key
+    Doubtfire::Application.config.moodle_api_key
+  end
+
+  def self.moodle_api_url
+    Doubtfire::Application.config.moodle_api_url
+  end
+
+  def self.save_user_extension
+    uri = URI("#{moodle_api_url}/webservice/rest/server.php")
+    uri.query = URI.encode_www_form({
+                                      wstoken: moodle_api_key,
+                                      wsfunction: 'mod_assign_save_user_extensions',
+                                      moodlewsrestformat: 'json',
+                                      assignmentid: 1,
+                                      'userids[0]' => 3,
+                                      'dates[0]' => 1_763_793_200
+                                    })
+
+    res = Net::HTTP.get_response(uri)
+
+    # puts res.code
+    # puts res.body
+    # puts res.message
+
+    JSON.parse(res.body)
+  end
+
+  def self.get_context_users(course_id)
+    uri = URI("#{moodle_api_url}/webservice/rest/server.php")
+    uri.query = URI.encode_www_form({
+                                      wstoken: moodle_api_key,
+                                      wsfunction: 'core_enrol_get_enrolled_users',
+                                      moodlewsrestformat: 'json',
+                                      courseid: course_id
+                                    })
+
+    res = Net::HTTP.get_response(uri)
+
+    uri.query = URI.encode_www_form({
+                                      wstoken: moodle_api_key,
+                                      wsfunction: 'mod_assign_get_assignments',
+                                      moodlewsrestformat: 'json',
+                                      courseid: course_id
+                                    })
+
+    res = Net::HTTP.get_response(uri)
+
+    # puts res.code
+    # puts res.body
+    # puts res.message
+
+    JSON.parse(res.body)
+
+    # Example output:
+    #   [{ "id" => 2,
+    #      "username" => "user",
+    #      "firstname" => "Admin",
+    #      "lastname" => "User",
+    #      "fullname" => "Admin User",
+    #      "email" => "user@example.com",
+    #      "department" => "",
+    #      "firstaccess" => 1762488076,
+    #      "lastaccess" => 1762491307,
+    #      "lastcourseaccess" => 1762491351,
+    #      TODO: we can use the role here to import the user a tutor
+    #      "roles" => [{ "roleid" => 3, "name" => "", "shortname" => "editingteacher", "sortorder" => 0 }],
+    #      "enrolledcourses" => [{ "id" => 2, "fullname" => "FIT1045 Introduction to Programming", "shortname" => "FIT1045" }] },
+    #    { "id" => 3,
+    #      "username" => "student_1",
+    #      "firstname" => "Example",
+    #      "lastname" => "Student",
+    #      "fullname" => "Example Student",
+    #      "email" => "student@example.com",
+    #      "department" => "",
+    #      "firstaccess" => 0,
+    #      "lastaccess" => 0,
+    #      "lastcourseaccess" => 0,
+    #      "description" => "",
+    #      "descriptionformat" => 1,
+    #      TODO: we can use the role here to import the user and enrol them as a student
+    #      "roles" => [{ "roleid" => 5, "name" => "", "shortname" => "student", "sortorder" => 0 }],
+    #      "enrolledcourses" => [{ "id" => 2, "fullname" => "FIT1045 Introduction to Programming", "shortname" => "FIT1045" }] }]
+
+    # TODO: loop through each user, create the user and enrol them into the linked course
+    # TODO: The unit details will probably need a field to set the course_id
+  end
+end
diff --git a/config/application.rb b/config/application.rb
index 2b54558e5..fe5b3fe11 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -94,6 +94,10 @@ def self.fetch_boolean_env(name)
     # LTI.js will send signed JWT tokens using this secret
     config.lti_api_secret = ENV.fetch('LTI_SHARED_API_SECRET', nil)
 
+    # ==> Moodle settings
+    config.moodle_api_url = ENV.fetch('DF_MOODLE_API_URL', nil)
+    config.moodle_api_key = ENV.fetch('DF_MOODLE_API_KEY', nil)
+
     # ==> Institution settings
     # Institution YAML and ENV (override) config load
     config.institution = YAML.load_file(Rails.root.join('config/institution.yml').to_s).with_indifferent_access