function test_findDateTime()
{
appendTestMessage(NEW_LINE_LOG . " >> Tests find date-time in csv lines..." . NEW_LINE_LOG);
appendTestMessage("tIme=2013-03-25T15:27:04Z");
$ret = findDateTime("tIme=2013-03-25T15:27:04Z");
$expected = "2013-03-25T15:27:04Z";
if ($ret == $expected) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
appendTestMessage("xytIme=2013-03-25T15:27:04Z;xy");
$ret = findDateTime("xytIme=2013-03-25T15:27:04Z;xy");
if ($ret == $expected) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
appendTestMessage("xy;tIme=2013-03-25T15:27:04Z;xy;xy");
$ret = findDateTime("xy;tIme=2013-03-25T15:27:04Z;xy;xy");
if ($ret == $expected) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
appendTestMessage("xy;nothing=2013-03-25T15:27:04Z;xy;xy");
$ret = findDateTime("xy;nothing=2013-03-25T15:27:04Z;xy;xy");
if ($ret == '') {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
return true;
}
/**
* Get a single track for a user
*
* @param type $user
* @param type $date '2012-03-03' (optional) Takes today if ommited
* @param type $lastSentTrackPointTime a dateTime (optional). Retrurns only way points after that time.
* @return string track as CSV
*/
function getTrack($user, $date, $lastSentTrackPointTime)
{
if (isNullOrEmptyString($date)) {
// $date = date("Y-m-d");
$date = getDateForTimezoneOffset($user, '', true);
logMessage("Missing parameter date. Take the track from today: {$date}");
}
$trackFile = USER_DIR . DIRECTORY_SEPARATOR . $user . DIRECTORY_SEPARATOR . $date . '.csv';
if (!is_file($trackFile)) {
logMessage("No track file {$trackFile} for user: "******"No line number given. Return whole track.");
return $positionCSVlines;
}
$lastSentTime = strtotime($lastSentTrackPointTime);
$resultBuffer = '';
$lines = explode(PHP_EOL, $positionCSVlines);
$count = count($lines);
for ($i = 0; $i < $count; $i++) {
// Compare the time
// lat=47.50457163540115;lon=11.071390274487026;bearing=171.61432;speed=0.7065948;altitude=1067.652498529502;accuracy=6.0;time=2013-03-03T15:48:47.484
$line = trim($lines[$i]);
$timeStampStringInLine = findDateTime($line);
if (!isNullOrEmptyString($timeStampStringInLine)) {
$timeStampInLine = strtotime($timeStampStringInLine);
if ($timeStampInLine <= $lastSentTime) {
continue;
}
}
if ($resultBuffer != '') {
$resultBuffer .= PHP_EOL;
}
$resultBuffer .= $line;
}
return $resultBuffer;
}