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moha/db_functions.php

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<?php
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logger(DEBUG,"Including db_functions.php");
// to save or not to save the DB, that is the question ...
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function storeDB($db, $filepath)
{
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$data = serialize($db);
file_put_contents($filepath, $data);
}
function loadDB(& $db, $filepath)
{
$data = file_get_contents($filepath);
$db = unserialize($data);
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}
function mkDevicesDB($topic, $json, $group=false)
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{
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global $devices, $listProperties, $listPropertiesKeys, $indexDevices, $dbInit, $logFh, $hooks;
if (!isset($devices[$topic]))
{
$devices[$topic]= array();
}
foreach ($json as $jsonDevice)
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{
//print_r($device);
$fn = $jsonDevice->friendly_name;
$fnTree = explode("/", $fn);
$device = & $devices[$topic];
foreach($fnTree as $fnPart)
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{
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if (!array_key_exists($fnPart, $device))
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{
$device[$fnPart] = array();
}
$device = & $device[$fnPart];
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}
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if (!array_key_exists("device", $device))
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{
$device["device"] = new device;
}
$device["device"]->topic = $topic;
//$device["device"]->device = $jsonDevice;
$device["device"]->friendlyName = $jsonDevice->friendly_name;
if ($group)
{
//print_r($device);
$device["device"]->groupID = $jsonDevice->id;
$indexDevices[$device["device"]->groupID] = $jsonDevice->friendly_name;
}else
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{
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addDevice($device, $fn, $jsonDevice);
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}
}
$dbInit += 1;
fwrite($logFh, "################################START##################################################");
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fwrite($logFh, print_r($devices, true));
fwrite($logFh, "################################END##################################################");
echo "Devices DB made" . EOL;
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//print_r($devices);
}
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function addDevice(& $device, $fn, $jsonDevice )
{
global $listProperties, $listPropertiesKeys, $hooks, $indexDevices;
$device["device"]->type = $jsonDevice->type;
$device["device"]->ieeeAddress = $jsonDevice->ieee_address;
if ( !empty($jsonDevice->power_source ) )
{
$device["device"]->powerSource = $jsonDevice->power_source;
}
if ($jsonDevice->definition != null)
{
$device["device"]->description = $jsonDevice->definition->description;
searchPropertyKey($fn, $device["device"], $jsonDevice->definition->exposes, $listPropertiesKeys);
}
searchPropertyValue($fn, $device["device"], $jsonDevice, $listProperties);
//indexing device
$indexDevices[$device["device"]->ieeeAddress] = & $device["device"];
}
function searchPropertyKey($fn, &$device, $object, $listPropertiesKeys)
{
foreach($listPropertiesKeys as $property)
{
foreach($object as $key => $value)
{
if (gettype($value) == "object" or gettype($value) == "array")
{
searchPropertyKey($fn, $device, $value, $listPropertiesKeys);
}
if ( isset($value->property))
{
$string = $value->property;
$device->{$string}["value"] = null;
$device->$string["functions"] = array();
}
}
//print_r($device);
}
}
function searchPropertyValue($fn, &$device, $object, $listProperties)
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{
$objectArray = (array)$object;
foreach($listProperties as $key => $value)
{
if (in_array($value, $objectArray))
{
//echo "$value trouvé =>";
$device->$key = $value;
//echo $device->$key . EOL;
}
}
}
function changeDevice($topic, $fn, &$device, $payloadArray)
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{
//print_r($payloadArray);
if (!empty($payloadArray))
{
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iterateDevice($topic, $fn, $device, $device, $payloadArray);
}else
{
logger(ERROR, _("payloadArray is empty!"));
}
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}
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function iterateDevice($topic, $fn, $parentDevice, &$device, $payloadArray, $propertyTree="")
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{
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global $changed, $mohaDB, $testMode;
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$deviceType = (gettype($device) == "object"); // = true if object
//echo "devicetype = "; var_dump($deviceType); echo EOL;
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//print_r($payloadArray);
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//echo "device =>";print_r($device);echo EOL;
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//echo "PropertyTree ==============> " . $propertyTree . EOL;
foreach($payloadArray as $key => $value)
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{
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$oldValue = null;
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//echo "key =>"; print_r($key); echo EOL;
//echo "value =>"; print_r($value); echo EOL;
//echo "type : " . gettype($value) .EOL;
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$valueType = gettype($value);
if ( $valueType == "object")
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{
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$propertyTree .= $key . "/";
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//echo " is Object" . EOL;
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if ($deviceType === true )
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{
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if (!property_exists($device, $key))
{
$device->{$key} = new stdClass;
}
//echo "iterating" . EOL;
iterateDevice($topic, $fn, $parentDevice, $device->$key, $value, $propertyTree);
}else
{
//echo "is array";
if (!array_key_exists($key, $device))
{
$device[$key] = new stdClass;
}
//echo "iterating" . EOL;
iterateDevice($topic, $fn, $parentDevice, $device[$key], $value, $propertyTree);
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}
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}elseif ($valueType == "array")
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{
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$propertyTree .= $key . "/";
if ($deviceType === true )
{
$device->$key = array();
iterateDevice($topic, $fn, $parentDevice, $device->$key, $value, $propertyTree);
}else
{
$device[$key] = array();
iterateDevice($topic, $fn, $parentDevice, $device[$key], $value, $propertyTree);
}
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}else
{
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//if (empty($device->$key) or $value != null)
//{
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if (property_exists($device, $key))
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{
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if (is_array($device->$key))
{
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$oldValue = $device->$key["value"];
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}else
{
$oldValue = $device->$key;
}
}else
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{
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$device->{$key} = array("value" => null);
$device->$key["functions"] = array();
}
//echo $key . ' ===> oldvalue = ' . $oldValue . " value = " . $value . EOL;
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if ($oldValue !== $value)
{
$device->$key["value"] = $value;
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//$changed[$fn]["key"] = $key;
//$changed[$fn]["value"] = $value;
logger(INFO, sprintf(_("Device %s property %s, %s"), $fn, $propertyTree . $key, bool2string($value)));
$mohaDB->logProperty($parentDevice, $propertyTree . $key, $value, $oldValue);
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if (!empty($device->$key["functions"]))
{
logger(DEBUG,_("executing notifications functions"));
foreach($device->$key["functions"] as $function)
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{
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$function($device, $key, $value);
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}
}
}
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//}
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}
}
}
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function getDevicesValues()
{
//TODO
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}
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?>