From 3786c5c4e9d806ed0880848566153d4ca31bcfff Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Tue, 22 Jan 2019 17:39:45 +0100
Subject: [PATCH] Can get calls configuration

---
 RestControllers/CallsController.php   |  46 +++++++++++
 classes/components/CallsComponent.php |  39 +++++++++
 classes/models/CallsConfig.php        | 112 ++++++++++++++++++++++++++
 config/calls.php                      |  29 +++++++
 4 files changed, 226 insertions(+)
 create mode 100644 RestControllers/CallsController.php
 create mode 100644 classes/components/CallsComponent.php
 create mode 100644 classes/models/CallsConfig.php
 create mode 100644 config/calls.php

diff --git a/RestControllers/CallsController.php b/RestControllers/CallsController.php
new file mode 100644
index 0000000..8207d85
--- /dev/null
+++ b/RestControllers/CallsController.php
@@ -0,0 +1,46 @@
+<?php
+
+/**
+ * Calls controller
+ * 
+ * @author Pierre HUBERT
+ */
+
+class CallsController {
+
+	/**
+	 * Get call configuration
+	 * 
+	 * @url POST /calls/config
+	 */
+	public function getConfig(){
+		user_login_required();
+		return self::CallsConfigToAPI(components()->calls->getConfig());
+	}
+
+
+	/**
+	 * Turn a CallsConfig object into an API entry
+	 * 
+	 * @param $config The config to convert
+	 * @return array Generated API entry
+	 */
+	private static function CallsConfigToAPI(CallsConfig $config) : array {
+
+		$data = array();
+
+		$data["enabled"] = $config->get_enabled();
+
+		//Give full configuration calls are enabled
+		if($config->get_enabled()){
+			$data["signal_server_name"] = $config->get_signal_server_name();
+			$data["signal_server_port"] = $config->get_signal_server_port();
+			$data["stun_server"] = $config->get_stun_server();
+			$data["turn_server"] = $config->get_turn_server();
+			$data["turn_username"] = $config->get_turn_username();
+			$data["turn_password"] = $config->get_turn_password();
+		}
+
+		return $data;
+	}
+}
\ No newline at end of file
diff --git a/classes/components/CallsComponent.php b/classes/components/CallsComponent.php
new file mode 100644
index 0000000..6ea9005
--- /dev/null
+++ b/classes/components/CallsComponent.php
@@ -0,0 +1,39 @@
+<?php
+/**
+ * Calls components
+ * 
+ * @author Pierre HUBERT
+ */
+
+class CallsComponents {
+
+	/**
+	 * Get and return calls configuration
+	 * 
+	 * @return CallsConfig Calls configuration / invalid object
+	 * if none found (empty config)
+	 */
+	public function getConfig() : CallsConfig {
+
+		$callConfig = cs()->config->get("calls");
+
+		//If no call config was found
+		if(!$callConfig || !is_array($callConfig) || !$callConfig["enabled"])
+			return new CallsConfig();
+
+		$config = new CallsConfig();
+		$config->set_enabled($callConfig["enabled"]);
+		$config->set_signal_server_name($callConfig["signal_server_name"]);
+		$config->set_signal_server_port($callConfig["signal_server_port"]);
+		$config->set_stun_server($callConfig["stun_server"]);
+		$config->set_turn_server($callConfig["turn_server"]);
+		$config->set_turn_username($callConfig["turn_username"]);
+		$config->set_turn_password($callConfig["turn_password"]);
+
+		return $config;
+	}
+
+}
+
+//Register class
+Components::register("calls", new CallsComponents());
\ No newline at end of file
diff --git a/classes/models/CallsConfig.php b/classes/models/CallsConfig.php
new file mode 100644
index 0000000..ac16c81
--- /dev/null
+++ b/classes/models/CallsConfig.php
@@ -0,0 +1,112 @@
+<?php
+/**
+ * Calls configuration object
+ * 
+ * @author Pierre HUBERT
+ */
+
+class CallsConfig {
+
+	//Private fields
+	private $enabled = false;
+	private $signal_server_name;
+	private $signal_server_port;
+	private $stun_server;
+	private $turn_server;
+	private $turn_username;
+	private $turn_password;
+
+
+	//Set and get enabled state
+	public function set_enabled(bool $enabled){
+		$this->enabled = $enabled;
+	}
+
+	public function get_enabled() : bool {
+		return $this->enabled;
+	}
+	
+
+	//Get Set Signal Server name
+	public function set_signal_server_name(string $signal_server_name){
+		$this->signal_server_name = $signal_server_name == "" ? null : $signal_server_name;
+	}
+
+	public function has_signal_server_name() : bool {
+		return $this->signal_server_name != null;
+	}
+
+	public function get_signal_server_name() : string {
+		return $this->signal_server_name != null ? $this->signal_server_name : "null";
+	}
+
+
+	//Set and get Signal Server Port
+	public function set_signal_server_port(int $signal_server_port){
+		$this->signal_server_port = $signal_server_port;
+	}
+
+	public function has_signal_server_port() : bool {
+		return $this->signal_server_port > 0;
+	}
+
+	public function get_signal_server_port() : int {
+		return $this->signal_server_port;
+	}
+
+
+	//Get and set stun server
+	public function set_stun_server(string $stun_server){
+		$this->stun_server = $stun_server == "" ? null : $stun_server;
+	}
+
+	public function has_stun_server() : bool {
+		return $this->stun_server != null;
+	}
+
+	public function get_stun_server() : string {
+		return $this->stun_server != null ? $this->stun_server : "null";
+	}
+
+
+	//Get and set turn server
+	public function set_turn_server(string $turn_server){
+		$this->turn_server = $turn_server == "" ? null : $turn_server;
+	}
+
+	public function has_turn_server() : bool {
+		return $this->turn_server != null;
+	}
+
+	public function get_turn_server() : string {
+		return $this->turn_server != null ? $this->turn_server : "null";
+	}
+
+
+	//Get and set turn username
+	public function set_turn_username(string $turn_username){
+		$this->turn_username = $turn_username == "" ? null : $turn_username;
+	}
+
+	public function has_turn_username() : bool {
+		return $this->turn_username != null;
+	}
+
+	public function get_turn_username() : string {
+		return $this->turn_username != null ? $this->turn_username : "null";
+	}
+
+	
+	//Get and set turn password
+	public function set_turn_password(string $turn_password){
+		$this->turn_password = $turn_password == "" ? null : $turn_password;
+	}
+
+	public function has_turn_password() : bool {
+		return $this->turn_password != null;
+	}
+
+	public function get_turn_password() : string {
+		return $this->turn_password != null ? $this->turn_password : "null";
+	}
+}
\ No newline at end of file
diff --git a/config/calls.php b/config/calls.php
new file mode 100644
index 0000000..6cf065b
--- /dev/null
+++ b/config/calls.php
@@ -0,0 +1,29 @@
+<?php
+/**
+ * Calls configuration file
+ * 
+ * @author Pierre HUBERT
+ */
+
+/**
+ * Calls through clients are disabled by default.
+ */
+$config->set("calls", false);
+
+/**
+ * Copy the lines of code below to the overwrite.php file
+ * if you would like to enable calls on your instance of
+ * Comunic
+ * 
+ */
+/*
+$config->set("calls", array(
+	"enabled" => true,
+	"signal_server_name" => "localhost",
+	"signal_server_port" => 8081,
+	"stun_server" => "stun:127.0.0.1:3478",
+	"turn_server" => "turn:127.0.0.1:3478",
+	"turn_username" => "anonymous",
+	"turn_password" => "anonymous"
+));
+*/
\ No newline at end of file