/**
* Can store more than one postions at once.
*
* @param type $user
* @param type $group
* @param type $positions multiline CSV, each line containing one postion
* Example
* lat=43.50457163540115;lon=11.071390274487026;bearing=171.61432;speed=0.7065948;altitude=1067.652498529502;accuracy=6.0;time=2012-03-03T15:48:47.484'
* lat=44.50457163540115;lon=11.071390274487026;bearing=171.61432;speed=0.7065948;altitude=1067.652498529502;accuracy=6.0;time=2012-03-03T15:48:47.484'
* @param type $storeTrack store the track to
* @return boolean true for success
*/
function writePostions($user, $group, $positions, $storeTrack)
{
$storeTrack = checkConfigIsWritingTrack($user, $storeTrack);
// Write the last request (does not write the password)
if (!writeLastRequest($user)) {
logMessage("Failed to write the request file for user {$user}.");
return false;
}
if (isNullOrEmptyString($positions)) {
logMessage("Missing parameter positions.");
return false;
}
if (!isNullOrEmptyString($group)) {
if (!writeGroupFile($user, $group)) {
return false;
}
}
// Try to guess the timestamp format
$acceptedValues = '/(.*time=)([^;]+)(.*)/i';
$dateString = '';
$lines = explode(PHP_EOL, $positions);
$count = count($lines);
$lastLine = $lines[$count - 1];
$lineBuffer = '';
for ($i = 0; $i < $count; $i++) {
$lastLine = trim($lines[$i]);
if (preg_match($acceptedValues, $lastLine, $matches)) {
$timeStringReceived = trim($matches[2]);
$timeStringGuessed = getTimeFormatGuessed($timeStringReceived);
$lastLine = $matches[1] . $timeStringGuessed . $matches[3];
// Check wether the day (local user time) changed) > to split the track files later on
$newDateString = getDateForTimezoneOffset($user, $timeStringReceived, true);
if ($newDateString == '') {
// take today
$newDateString = getDateForTimezoneOffset($user, "", true);
}
if ($dateString == '') {
$dateString = $newDateString;
} else {
if ($newDateString != $dateString) {
if (!isNullOrEmptyString($storeTrack)) {
// the date of the positions time changed > write the track
writePositionsCSVfile($user, $dateString, $lineBuffer);
}
// start a new track (line buffer)
$lineBuffer = '';
$dateString = $newDateString;
}
}
}
if ($lineBuffer != '') {
$lineBuffer .= PHP_EOL;
}
$lineBuffer .= $lastLine;
}
$acceptedValues = '/true/i';
if (preg_match($acceptedValues, $storeTrack)) {
// Write CSV
writePositionsCSVfile($user, $dateString, $lineBuffer);
}
// Write PGX
// $gpxFile = USER_DIR . DIRECTORY_SEPARATOR . $user . DIRECTORY_SEPARATOR . $dateString . ".gpx";
// if (!writeGPXfile(true, $gpxFile, $positions)) {
// return false;
// }
//
// write last position to position.csv
return writePositionFile($user, $lastLine);
}
function test_writeGroupFile()
{
appendTestMessage(NEW_LINE_LOG . " >> Tests writing of group file..." . NEW_LINE_LOG);
appendTestMessage("Prepare: Create new user");
$ret = checkUser("cUser", "cPassword");
if ($ret) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
appendTestMessage("New group for user");
$ret = writeGroupFile("cUser", "cGroup");
if ($ret) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
appendTestMessage("Same group for user");
$ret = writeGroupFile("cUser", "cGroup");
if ($ret) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
appendTestMessage("Changed group for user");
$ret = writeGroupFile("cUser", "changedGroup");
if ($ret) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
appendTestMessage("Cleanup this test method: Remove existing user");
$ret = removeUser("cUser", "cPassword");
if ($ret) {
appendTestMessage("- ok");
} else {
appendTestMessage("- failed");
return false;
}
return true;
}
$fileName = getParam('filename');
$users = getUsersForDataFileName($user, $fileName);
if (isNullOrEmptyString($getUsersForFileName)) {
setServerError("Failed to get users for filename {$fileName} for user {$user}.");
return;
}
setServerResponse($users);
return;
}
// Get all users (of a group) that have a given data file(name)
$getLastPostionsAndTracks = getParam('getLastPostionsAndTracksIndividually');
if (!isNullOrEmptyString($getLastPostionsAndTracks)) {
// 1. Write the group if given
$group = getParam('group');
// if (!isNullOrEmptyString($group)) {
if (!writeGroupFile($user, $group)) {
setServerError("Failed to change group for user {$user}.");
return;
}
// }
// 2. Get positionm and tracks
$postions = getLastPostionsAndTracksIndividually($getLastPostionsAndTracks, getParam('track'), $user);
if (isNullOrEmptyString($postions)) {
// setServerError("Failed to get last postions and tracks for $getLastPostionsAndTracks");
// return;
// It might happen that a new user has nothing on the server
$postions = '';
}
setServerResponse($postions);
return;
}