lighting: add new function

Add functionality to control homeseer based lighting using json

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

5 files changed, 203 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index db85bfe..ad35476 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,7 @@ prefix := /usr/local
 php_prefix := $(prefix)/php
 web_prefix := $(prefix)/var/www/asterisk-aastra
 doc_prefix := $(prefix)/usr/share/doc/asterisk-aastra
+etc_prefix := /etc/asterisk
 
 
 base-files = \
@@ -60,6 +61,10 @@ voicemail-files = \
 voicemail-doc-files = \
 	etc/extensions-voicemail.conf
 
+lighting-files = \
+	include/Lighting.class.php \
+	include/Homeseer.class.php \
+
 packages := blacklist actionuri
 
 clean:
@@ -98,3 +103,8 @@ install-voicemail: install-php install-web install-doc
 	install -m 0644 $(voicemail-files) $(php_prefix)
 	install -m 0644 voicemail.php $(web_prefix)
 	install -m 0644 $(voicemail-doc-files) $(doc_prefix)
+
+install-lighting: install-php install-web install-doc
+	install -m 0644 $(lighting-files) $(php_prefix)
+	install -m 0644 lighting.php $(web_prefix)
+	install -m 0644 etc/lighting.ini $(etc_prefix)
diff --git a/etc/lighting.ini b/etc/lighting.ini
new file mode 100644
index 0000000..01153fa
--- /dev/null
+++ b/etc/lighting.ini
@@ -0,0 +1,22 @@
+; ini file to tell the lighting class how to configure
+[homeseer]
+; You must configure url, user and password below.  It is recommended you
+; set up a separate user identity in the homeseer for this script
+;
+; url = <url of the homeseer device>
+; user = <username of control user>
+; password = <password of control user>
+;
+; Now set up a map which contains the reference numbers of all the
+; individual lights
+; map[My Office] = 69
+;
+; Multiply controlled lights may appear in multi
+; multi[] = Standing Lamps
+; Standing Lamps[] = 55
+; Standing Lamps[] = 44
+;
+; Now each extension needs to be told what lights they can show
+; [4455]
+; lamps[] = My Office
+; lamps[] = Standing Lamps
diff --git a/include/Homeseer.class.php b/include/Homeseer.class.php
new file mode 100644
index 0000000..a2c403a
--- /dev/null
+++ b/include/Homeseer.class.php
@@ -0,0 +1,89 @@
+<?php
+
+
+class Homeseer {
+	private $baseurl;
+	private $user;
+	private $passwd;
+	private $ch;
+	private $map;
+
+	function __construct() {
+		$this->ch = curl_init();
+		curl_setopt($this->ch, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
+		curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, true);
+	}
+
+	private function get_url($url) {
+		curl_setopt($this->ch, CURLOPT_URL,
+			    $this->baseurl.$url);
+		$json = curl_exec($this->ch);
+		$err = curl_error($this->ch);
+		if ($err) {
+			throw new Exception($err);
+		}
+		return $json;
+	}
+
+	private function get_ref($dev) {
+		$ref = $this->map[$dev];
+
+		if (!isset($ref))
+			throw new Exception('Unknown Light: '.$dev);
+
+		if (is_array($ref))
+			return $ref;
+
+		return [ $ref ];
+	}
+
+	function set_config($conf) {
+		if (!isset($conf['url']))
+			throw new Exception('No url set in config');
+		if (!isset($conf['user']))
+			throw new Exception('No user set in config');
+		if (!isset($conf['password']))
+			throw new Exception('No password set in config');
+		if (!isset($conf['map']))
+			throw new Exception('No map set in config');
+		$this->baseurl = $conf['url'];
+		curl_setopt($this->ch, CURLOPT_USERPWD, $conf['user'].":".$conf['password']);
+		$this->map = $conf['map'];
+		if (isset($conf['multi'])) {
+			foreach ($conf['multi'] as $m) {
+				if (!isset($conf[$m]))
+					throw new Exception ('Homeseer config is missing multi '.$m.' definition');
+				$this->map[$m] = $conf[$m];
+			}
+		}
+	}
+
+	private function get_status_ref($ref) {
+		$json = $this->get_url('/JSON?request=getstatus&ref='.$ref);
+		$obj = json_decode($json);
+		$val = $obj->{'Devices'}[0]->{'value'};
+		if (!isset($val))
+			throw new Exception('Failed to get homeseer data for '.$dev);
+		return $val;
+	}
+
+	function get_status($dev) {
+		$ref = $this->get_ref($dev);
+		$val = 0;
+		foreach ($ref as $r) {
+			$val += $this->get_status_ref($r);
+		}
+		return $val;
+	}
+
+	function set_status($dev, $val) {
+		$ref = $this->get_ref($dev);
+		foreach ($ref as $r) {
+			$this->get_url('/JSON?request=controldevicebyvalue&ref='.$r."&value=".$val);
+		}
+	}
+
+	function is_mapped($dev) {
+		return isset($this->map[$dev]);
+	}
+}
diff --git a/include/Lighting.class.php b/include/Lighting.class.php
new file mode 100644
index 0000000..a645a2d
--- /dev/null
+++ b/include/Lighting.class.php
@@ -0,0 +1,76 @@
+<?php
+require_once('BaseAastra.class.php');
+require_once('VoicemailListManager.class.php');
+require_once('AastraIPPhoneExecute.class.php');
+require_once('Homeseer.class.php');
+
+class Lighting extends BaseAastra {
+
+	public $hs;
+
+	const on = 'Icon:CircleGreen';
+	const off = 'Icon:CircleBlue';
+	const conffile = '/etc/asterisk/lighting.ini';
+
+	private $lights;
+	private $allowed;
+
+	function __construct() {
+		parent::__construct();
+		$this->title = 'Lighting Control';
+		$this->hs = new Homeseer();
+		$this->lights = array();
+		$conf = parse_ini_file(self::conffile, TRUE);
+		$this->hs->set_config($conf['homeseer']);
+		$this->lights = $conf[$this->user]['lights'];
+		$this->allowed = array_flip($this->lights);
+	}
+
+	function get_icon($val) {
+		$onoff = $this->hs->get_status($val);
+
+		if ($onoff) {
+			return self::on;
+		}
+		return self::off;
+	}
+
+	private function _render() {
+		$this->displayObject(new TextScreen());
+
+		for ($i = 0; $i < sizeof($this->lights); $i++) {
+			$val = $this->lights[$i];
+			if (!$this->hs->is_mapped($val))
+				throw new Exception('Undefined light '.$val);
+			$this->do->addSoftkey($i+1, $val, $this->url.'?action=toggle&dev='.$val, $this->get_icon($val));
+		}
+	}
+
+	function start() {
+		$this->_render();
+	}
+
+	function toggle() {
+		$dev = $_GET['dev'];
+		if (!isset($this->allowed[$dev])) {
+			throw new Exception('Unknown Device '.$dev);
+		}
+		$onoff = $this->hs->get_status($dev);
+
+		if ($onoff == 0) {
+			$this->hs->set_status($dev, 99);
+			$this->hs->set_status($dev, 255);
+		} else {
+			$this->hs->set_status($dev, 0);
+		}
+
+		$this->_render();
+	}
+
+	function init() {
+		parent::init();
+
+		$this->oldstat[69] = 99;
+	}
+}
+?>
diff --git a/lighting.php b/lighting.php
new file mode 100644
index 0000000..c783ebe
--- /dev/null
+++ b/lighting.php
@@ -0,0 +1,6 @@
+<?php
+	require_once('asterisk-aastra/Lighting.class.php');
+	$c = new Lighting();
+
+	$c->init();
+?>