/**
* Builds an array of all files in a directory accompanied
* by their lastmodified timestamp. Stores it in the class
* variable $snapShot.
*
* Array Structure:
* [i] = 'file' => filename, 'modified' => timestamp
*
* @param string $path
*/
function build($path)
{
$this->snapShot = array();
$localIterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path), RecursiveIteratorIterator::CHILD_FIRST);
foreach ($localIterator as $splFileInfo) {
if (!$splFileInfo->isDir()) {
$filepathAndFilename = $splFileInfo->getPath() . '/' . $splFileInfo->getFilename();
array_push($this->snapShot, array('file' => $filepathAndFilename, 'modified' => getTimeStamp_lastModified($filepathAndFilename)));
}
}
}
function main()
{
welcomeAscii();
$snapShot = new SnapShot();
$localPath = 'test/test1';
$remotePath = 'testRemote';
$snapShotFileName = 'lastSnapShot.txt';
echo "Loading... ";
// If snapshot loads continue, otherwise create a snapshot.
if ($snapShot->load($snapShotFileName)) {
echo "[32mdone[37m.\n\n";
} else {
echo "[32mdone[37m. \n\nDeploying for the first time.\n";
$snapShot->build($localPath);
$snapShot->save($snapShotFileName);
}
echo "Checking for changes...\n";
foreach ($snapShot->files() as $k => $v) {
// Remove deleted files from remote directory.
if (!file_exists($v['file']) && file_exists($remotePath . '/' . $v['file'])) {
echo "Removing " . $v['file'] . " from remote directory...\n";
unlink($remotePath . '/' . $v['file']);
continue;
}
// Copy new files to remote directory
if (!file_exists($remotePath . '/' . $v['file'])) {
if (!is_dir($remotePath . '/' . dirname($v['file']))) {
mkdir($remotePath . '/' . dirname($v['file']), intval(fileperms($v['file'])), true);
}
echo "Copying new file " . $v['file'] . " to " . $remotePath . "/" . basename($v['file']) . "\n";
if (!copy($v['file'], $remotePath . '/' . $v['file'])) {
echo "Failed to copy new file " . $v['file'] . " to remote location...\n";
}
continue;
}
// Copy modified files to remote directory
if (getTimeStamp_lastModified($v['file']) > getTimeStamp_lastModified($remotePath . '/' . $v['file'])) {
echo "Updating " . $localPath . $v['file'] . " to " . $remotePath . '/' . $v['file'] . "\n";
if (!copy($v['file'], $remotePath . '/' . $v['file'])) {
echo "Failed to copy file to remote location: " . $v['file'] . "...\n";
}
}
}
// Update SnapShot
$snapShot->build($localPath);
$snapShot->save($snapShotFileName);
echo "\n[32mAll files in sync.[37m\n\n";
}
