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<?php |
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namespace MatthiasMullie\Minify\Command; |
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use MatthiasMullie\Minify\CSS; |
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use MatthiasMullie\Minify\JS; |
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use Symfony\Component\Console\Command\Command; |
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use Symfony\Component\Console\Input\InputArgument; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Input\InputOption; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Symfony\Component\Console\Exception\RuntimeException; |
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/** |
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* Class MinifyCommand. |
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*/ |
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class MinifyCommand extends Command |
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{ |
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/** |
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* {@inheritdoc} |
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* |
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* @throws \Symfony\Component\Console\Exception\InvalidArgumentException |
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*/ |
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protected function configure() |
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{ |
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$this->setName('minify') |
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->setDescription('Minify js or css') |
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->addArgument( |
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'from', |
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InputArgument::REQUIRED | InputArgument::IS_ARRAY, |
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'Input files to minify' |
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) |
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->addOption( |
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'type', |
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't', |
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InputOption::VALUE_OPTIONAL, |
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'Type of file to minify, js or css (Default is auto detected according to the extension name.)' |
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) |
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->addOption( |
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'preserveComments', |
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'c', |
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InputOption::VALUE_NONE, |
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'Save preserved comments in minified files' |
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) |
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->addOption( |
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'output', |
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'o', |
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InputOption::VALUE_OPTIONAL, |
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'The output file (Default is STDOUT)' |
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) |
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->addOption( |
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'append', |
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'a', |
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InputOption::VALUE_NONE, |
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'Append to the file (Default is overwrite)' |
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); |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @throws \Symfony\Component\Console\Exception\InvalidArgumentException |
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* @throws \Symfony\Component\Console\Exception\RuntimeException |
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*/ |
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protected function execute(InputInterface $input, OutputInterface $output) |
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{ |
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$from = $input->getArgument('from'); |
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$type = $input->getOption('type'); |
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$preserveComments = $input->getOption('preserveComments'); |
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$outputFile = $input->getOption('output'); |
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$appendFile = $input->getOption('append'); |
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if ($outputFile === null && $appendFile) { |
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throw new RuntimeException('Append file used without output file specification!'); |
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} |
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if (!is_array($from)) { |
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$from = (array) $from; |
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} |
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if (empty($type)) { |
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$autoDetectedType = self::getFileExt($from[0]); |
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foreach ($from as $fromFile) { |
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$fileExt = self::getFileExt($fromFile); |
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if (strcasecmp($fileExt, $autoDetectedType) !== 0) { |
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throw new RuntimeException('Type of input files is not all the same!'); |
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} |
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} |
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$type = $autoDetectedType; |
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} |
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if (empty($type)) { |
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throw new RuntimeException('Error: cannot find the type of input file!'); |
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} |
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switch (strtolower($type)) { |
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case 'css': |
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$minifier = new CSS(); |
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break; |
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case 'js': |
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$minifier = new JS(); |
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break; |
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default: |
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throw new RuntimeException("Unsupported type: {$type}"); |
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} |
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foreach ($from as $fromFile) { |
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if (!file_exists($fromFile)) { |
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throw new RuntimeException("File '{$fromFile}' not found!"); |
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} |
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$minifier->add($fromFile); |
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} |
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if ($preserveComments) { |
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$minifier->setLeavePreservedComments(true); |
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} |
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$result = $minifier->minify(); |
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if ($outputFile === null) { |
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$output->writeln($result, OutputInterface::OUTPUT_RAW); |
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} elseif ($appendFile) { |
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file_put_contents($outputFile, $result, FILE_APPEND); |
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} else { |
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file_put_contents($outputFile, $result); |
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} |
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return 0; |
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} |
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/** |
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* @param $fileName |
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* |
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* @return string |
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*/ |
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public static function getFileExt($fileName) |
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{ |
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return ltrim(strrchr($fileName, '.'), '.'); |
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} |
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} |
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matthiasmullie /
minify
