/**
* Generate a snapshot of the style
*/
public function generate()
{
// Get CSS files
$stylesheetsDirectory = $this->basePath . '/stylesheets';
$filePaths = glob($stylesheetsDirectory . '/*.css');
// If specified, pre-compile the original files
if ($this->sass) {
foreach ($filePaths as $filePath) {
$sassFilePath = $this->basePath . '/sass/' . pathinfo($filePath, PATHINFO_FILENAME) . '.scss';
$this->_sassCompile($sassFilePath, $filePath);
}
}
// Unify the original files
// They must be readable
$unified = '';
foreach ($filePaths as $filePath) {
if (!is_readable($filePath)) {
$logger = Logger::getInstance();
$logger->warning('The file ' . $filePath . ' is not readable');
return;
}
$fileContent = file_get_contents($filePath);
$unified .= $fileContent;
}
// Get the checksum
$checksum = md5($unified);
// Copy the entire style into a new directory
// If the directory already exists, then do nothing
$snapshotDirectory = $this->basePath . '/generated-styles/' . $checksum;
if (is_dir($snapshotDirectory)) {
return;
}
mkdir($snapshotDirectory, 0777 - umask(), true);
FileSystem::copyDirectory($this->basePath . '/stylesheets', $snapshotDirectory . '/stylesheets');
FileSystem::copyDirectory($this->basePath . '/images', $snapshotDirectory . '/images');
FileSystem::copyDirectory($this->basePath . '/fonts', $snapshotDirectory . '/fonts');
// Minify
$compressor = new \CSSmin();
$newFilePaths = glob($snapshotDirectory . '/stylesheets/*.css');
foreach ($newFilePaths as $newFilePath) {
$newFileContent = file_get_contents($newFilePath);
$minified = $compressor->run($newFileContent);
file_put_contents($newFilePath, $minified);
}
// Save the version
$versionPath = $this->basePath . '/generated-styles/version.txt';
if (file_exists($versionPath) && !is_writable($versionPath)) {
$logger = Logger::getInstance();
$logger->warning('The file ' . $versionPath . ' is not writable');
return;
}
file_put_contents($versionPath, $checksum);
}
/**
* Generate a snapshot of the javascripts
*/
public function generate()
{
$javascriptsDirectory = realpath($this->basePath) . '/javascripts';
$generatedDirectory = realpath($this->basePath) . '/generated-js';
// Get JS files
$filePaths = FileSystem::rglob('*.js', $javascriptsDirectory . '/');
// Minify the original files
// They must be readable
foreach ($filePaths as $filePath) {
if (!is_readable($filePath)) {
$logger = Logger::getInstance();
$logger->warning('The file ' . $filePath . ' is not readable');
return;
}
// Get the file name and the directory paths
$fileName = pathinfo($filePath, PATHINFO_FILENAME);
$fileDirectory = pathinfo($filePath, PATHINFO_DIRNAME);
$fileSubDirectory = substr($fileDirectory, strlen($javascriptsDirectory));
$fileGeneratedDirectory = $generatedDirectory . $fileSubDirectory;
// Create the generated directory if necessary
if (!is_dir($fileGeneratedDirectory)) {
mkdir($fileGeneratedDirectory, 0777 - umask(), true);
}
// Get the file content
$fileContent = file_get_contents($filePath);
// Get the checksum
$checksum = md5($fileContent);
// Minify
$generatedFilePath = $fileGeneratedDirectory . '/' . $fileName . '.' . $checksum . '.js';
$minified = Minifier::minify($fileContent);
file_put_contents($generatedFilePath, $minified);
// Save the version
$versionPath = $fileGeneratedDirectory . '/' . $fileName . '.version.txt';
if (file_exists($versionPath) && !is_writable($versionPath)) {
$logger = Logger::getInstance();
$logger->warning('The file ' . $versionPath . ' is not writable');
return;
}
file_put_contents($versionPath, $checksum);
}
}
