{

global $mysqli, $redis, $user, $session, $route, $feed_settings;

// First up, a little hack.

// We need to include an API key with our POST data from the Watts Up?,

// but the stupid thing limits how long our POST location string can be.

// SO, we put the API key in the user agent string, cause why not.

$apikey = $_SERVER["HTTP_USER_AGENT"];

$session = $user->apikey_session($apikey);

if (empty($session)) {

header($_SERVER["SERVER_PROTOCOL"]." 401 Unauthorized");

header('WWW-Authenticate: Bearer realm="API KEY", error="invalid_apikey", error_description="Invalid API key"');

print "Invalid API key";

$log = new EmonLogger(__FILE__);

$log->error("Invalid API key '" . $apikey. "'");

exit();

}

// There are no actions in the input module that can be performed with less than write privileges

if (!$session['write']) return array('content'=>false);

$result = false;

// Need to get correct files so that we can make inputs

require_once "Modules/feed/feed_model.php";

$feed = new Feed($mysqli, $redis, $feed_settings);

require_once "Modules/input/input_model.php";

$input = new Input($mysqli, $redis, $feed);

require_once "Modules/process/process_model.php";

$process = new Process($mysqli, $input, $feed, $user->get_timezone($session['userid']));

// Process /wattsup/post.text messages from Watts Up? .net

if ($route->action == 'post' && $route->format == 'text') {

// This looks like a correctly configured Watts Up? .net POST

$valid = true;

$error = '';

$userid = $session['userid'];

$dbinputs = $input->get_inputs($userid);

// id is set to the Watts Up? device ID

$nodeid = preg_replace('/[^\p{N}\p{L}_\s-.]/u', '', post('id'));

// Make sure we can do this. Copied from input_controller.php

$validate_access = $input->validate_access($dbinputs, $nodeid);

if (!$validate_access['success']) {

$valid = false;

$error = $validate_access['message'];

} else {

// Insert this record into the emoncms format

$time = time();

// Array to store the relevant fields in

$data = array();

$watts = post('w');

$volts = post('v');

$amps = post('a');

$watth = post('wh');

$maxwatts = post('wmx');

$maxvolts = post('vmx');

$maxamps = post('amx');

$minwatts = post('wmi');

$minvolts = post('vmi');

$minamps = post('ami');

$pf = post('pf');

$pcy = post('pcy');

$freq = post('frq');

$voltamps = post('va');

# Only include fields we actually got

if (is_numeric($watts)) $data['watts'] = $watts / 10;

if (is_numeric($volts)) $data['volts'] = $volts / 10;

if (is_numeric($amps)) $data['amps'] = $amps / 1000;

if (is_numeric($watth)) $data['watt_hours'] = $watth / 1000;

if (is_numeric($maxwatts)) $data['max_watts'] = $maxwatts / 10;

if (is_numeric($maxvolts)) $data['max_volts'] = $maxvolts / 10;

if (is_numeric($maxamps)) $data['max_amps'] = $maxamps / 1000;

if (is_numeric($minwatts)) $data['min_watts'] = $minwatts / 10;

if (is_numeric($minvolts)) $data['min_volts'] = $minvolts / 10;

if (is_numeric($minamps)) $data['min_amps'] = $minamps / 1000;

if (is_numeric($pf)) $data['power_factor'] = $pf;

if (is_numeric($pcy)) $data['power_cycle'] = $pcy;

if (is_numeric($freq)) $data['freq'] = $freq / 10;

if (is_numeric($voltamps)) $data['volt_amps'] = $voltamps / 10;

// Iterate all new data items to insert

$tmp = array();

foreach ($data as $name => $value) {

// Check if this is an existing field in this node or not

if (!isset($dbinputs[$nodeid][$name])) {

// New field.

$inputid = $input->create_input($userid, $nodeid, $name);

$dbinputs[$nodeid][$name] = true;

$dbinputs[$nodeid][$name] = array('id'=>$inputid, 'processList'=>'');

$input->set_timevalue($dbinputs[$nodeid][$name]['id'], $time, $value);

} else {

// Existing field, just insert

$input->set_timevalue($dbinputs[$nodeid][$name]['id'], $time, $value);

// If there are processes listening to this field, we need

// to pass the data to those as well

if ($dbinputs[$nodeid][$name]['processList']) {

$tmp[] = array('value'=>$value,

'processList'=>$dbinputs[$nodeid][$name]['processList'],

'opt'=>array('sourcetype'=>"WATTSUP",

'sourceid'=>$dbinputs[$nodeid][$name]['id']));

}

}

}

// Actually insert all of the data to the process

foreach ($tmp as $i) {

$process->input($time, $i['value'], $i['processList'], $i['opt']);

}

}

if ($valid) {

$result = 'ok';

} else {

$result = "Error: $error\n";

}

}

return array('content'=>$result);