From ccb1838bb36ccd48b44a10d4b2c7e4a2b905da55 Mon Sep 17 00:00:00 2001
From: pabloFuente <pablofuenteperez@gmail.com>
Date: Wed, 29 Mar 2023 14:10:29 +0200
Subject: [PATCH] openvidu-basic-ruby

---
 openvidu-basic-ruby/.gitignore   | 56 ++++++++++++++++++++++++++++
 openvidu-basic-ruby/Gemfile      |  6 +++
 openvidu-basic-ruby/Gemfile.lock | 33 ++++++++++++++++
 openvidu-basic-ruby/README.md    | 27 +++++++++++++-
 openvidu-basic-ruby/app.rb       | 64 ++++++++++++++++++++++++++++++++
 openvidu-basic-ruby/env.rb       |  3 ++
 6 files changed, 188 insertions(+), 1 deletion(-)
 create mode 100644 openvidu-basic-ruby/.gitignore
 create mode 100644 openvidu-basic-ruby/Gemfile
 create mode 100644 openvidu-basic-ruby/Gemfile.lock
 create mode 100644 openvidu-basic-ruby/app.rb
 create mode 100644 openvidu-basic-ruby/env.rb

diff --git a/openvidu-basic-ruby/.gitignore b/openvidu-basic-ruby/.gitignore
new file mode 100644
index 00000000..33c0f8ad
--- /dev/null
+++ b/openvidu-basic-ruby/.gitignore
@@ -0,0 +1,56 @@
+*.gem
+*.rbc
+/.config
+/coverage/
+/InstalledFiles
+/pkg/
+/spec/reports/
+/spec/examples.txt
+/test/tmp/
+/test/version_tmp/
+/tmp/
+
+# Used by dotenv library to load environment variables.
+# .env
+
+# Ignore Byebug command history file.
+.byebug_history
+
+## Specific to RubyMotion:
+.dat*
+.repl_history
+build/
+*.bridgesupport
+build-iPhoneOS/
+build-iPhoneSimulator/
+
+## Specific to RubyMotion (use of CocoaPods):
+#
+# We recommend against adding the Pods directory to your .gitignore. However
+# you should judge for yourself, the pros and cons are mentioned at:
+# https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control
+#
+# vendor/Pods/
+
+## Documentation cache and generated files:
+/.yardoc/
+/_yardoc/
+/doc/
+/rdoc/
+
+## Environment normalization:
+/.bundle/
+/vendor/bundle
+/lib/bundler/man/
+
+# for a library or gem, you might want to ignore these files since the code is
+# intended to run in multiple environments; otherwise, check them in:
+# Gemfile.lock
+# .ruby-version
+# .ruby-gemset
+
+# unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
+.rvmrc
+
+# Used by RuboCop. Remote config files pulled in from inherit_from directive.
+# .rubocop-https?--*
\ No newline at end of file
diff --git a/openvidu-basic-ruby/Gemfile b/openvidu-basic-ruby/Gemfile
new file mode 100644
index 00000000..a56e2bcb
--- /dev/null
+++ b/openvidu-basic-ruby/Gemfile
@@ -0,0 +1,6 @@
+source 'https://rubygems.org'
+
+gem 'sinatra'
+gem 'sinatra-cors'
+gem 'faraday'
+gem 'json'
\ No newline at end of file
diff --git a/openvidu-basic-ruby/Gemfile.lock b/openvidu-basic-ruby/Gemfile.lock
new file mode 100644
index 00000000..98fc9712
--- /dev/null
+++ b/openvidu-basic-ruby/Gemfile.lock
@@ -0,0 +1,33 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    faraday (2.7.4)
+      faraday-net_http (>= 2.0, < 3.1)
+      ruby2_keywords (>= 0.0.4)
+    faraday-net_http (3.0.2)
+    json (2.6.3)
+    mustermann (3.0.0)
+      ruby2_keywords (~> 0.0.1)
+    rack (2.2.6.4)
+    rack-protection (3.0.5)
+      rack
+    ruby2_keywords (0.0.5)
+    sinatra (3.0.5)
+      mustermann (~> 3.0)
+      rack (~> 2.2, >= 2.2.4)
+      rack-protection (= 3.0.5)
+      tilt (~> 2.0)
+    sinatra-cors (1.2.0)
+    tilt (2.1.0)
+
+PLATFORMS
+  x86_64-linux
+
+DEPENDENCIES
+  faraday
+  json
+  sinatra
+  sinatra-cors
+
+BUNDLED WITH
+   2.4.10
diff --git a/openvidu-basic-ruby/README.md b/openvidu-basic-ruby/README.md
index dc005dc0..fc9c178e 100644
--- a/openvidu-basic-ruby/README.md
+++ b/openvidu-basic-ruby/README.md
@@ -1,3 +1,28 @@
 # openvidu-basic-ruby
 
-Coming soon...
\ No newline at end of file
+This is a minimal OpenVidu server application sample built for Ruby with [Sinatra](https://sinatrarb.com/) and [Faraday](https://lostisland.github.io/faraday/). Visit [Application server](https://docs.openvidu.io/en/stable/application-server/) documentation for further context.
+
+## Prerequisites
+
+- [Ruby](https://www.ruby-lang.org/en/downloads/)
+
+## Run
+
+Download repository
+
+```
+git clone git@github.com:OpenVidu/openvidu-tutorials.git
+cd openvidu-tutorials/openvidu-basic-ruby
+```
+
+Install gems
+
+```
+bundle install
+```
+
+Run the application
+
+```
+ruby app.rb
+```
\ No newline at end of file
diff --git a/openvidu-basic-ruby/app.rb b/openvidu-basic-ruby/app.rb
new file mode 100644
index 00000000..2707a9ad
--- /dev/null
+++ b/openvidu-basic-ruby/app.rb
@@ -0,0 +1,64 @@
+#!/usr/bin/ruby
+
+require 'sinatra'
+require 'sinatra/cors'
+require 'faraday'
+require 'json'
+require './env.rb'
+
+# Load env variables
+SERVER_PORT = ENV['SERVER_PORT']
+OPENVIDU_URL = ENV['OPENVIDU_URL']
+OPENVIDU_SECRET = ENV['OPENVIDU_SECRET']
+
+set :port, SERVER_PORT
+
+register Sinatra::Cors
+set :allow_origin, "*"
+set :allow_methods, "POST,OPTIONS"
+set :allow_headers, "content-type"
+
+post '/api/sessions' do
+  begin
+    body = request.body.read
+    response = Faraday.post do |req|
+      req.url "#{OPENVIDU_URL}openvidu/api/sessions"
+      req.headers['Content-Type'] = 'application/json'
+      req.headers['Authorization'] = "Basic #{Base64.encode64("OPENVIDUAPP:#{OPENVIDU_SECRET}").strip}"
+      req.body = body
+    end
+    if response.success?
+      (JSON.parse response.body)['sessionId']
+    else
+      if response.status == 409
+        # Session already exists in OpenVidu
+        (JSON.parse body)['customSessionId']
+      else
+        status response.status
+        body response.body
+      end
+    end
+  rescue Faraday::Error => err
+    err.response
+  end
+end
+
+post '/api/sessions/:sessionId/connections' do
+  begin
+    body = request.body.read
+    response = Faraday.post do |req|
+      req.url "#{OPENVIDU_URL}openvidu/api/sessions/#{params['sessionId']}/connection"
+      req.headers['Content-Type'] = 'application/json'
+      req.headers['Authorization'] = "Basic #{Base64.encode64("OPENVIDUAPP:#{OPENVIDU_SECRET}").strip}"
+      req.body = body
+    end
+    if response.success?
+      (JSON.parse response.body)['token']
+    else
+      status response.status
+      body response.body
+    end
+  rescue Faraday::Error => err
+    err.response
+  end
+end
\ No newline at end of file
diff --git a/openvidu-basic-ruby/env.rb b/openvidu-basic-ruby/env.rb
new file mode 100644
index 00000000..2e720793
--- /dev/null
+++ b/openvidu-basic-ruby/env.rb
@@ -0,0 +1,3 @@
+ENV['SERVER_PORT'] = '5000'
+ENV['OPENVIDU_URL'] = 'http://localhost:4443/'
+ENV['OPENVIDU_SECRET'] = 'MY_SECRET'
\ No newline at end of file