Added option to read paths from an input file

README.md

@@ -115,4 +115,9 @@ This results in a report file like this:
   "version":"6.14",
   "path":"\/var\/www\/drupal-6.14"
   }
- ]
+ ]
+
+### Read paths from an input file
+It's also possible to pass a file that contains a 0-byte separated list of paths:
+
+ cmsscanner.phar cmsscanner:detect --readfromfile /absolute/path/to/file

src/Command/DetectCommand.php

@@ -33,7 +33,7 @@ protected function configure()
  ->setDescription('Detects all CMS installations in a given path')
  ->addArgument(
  'paths',
- InputArgument::IS_ARRAY,
+ InputArgument::IS_ARRAY | InputArgument::REQUIRED,
  'Directories where CMS should be detected'
  )
  ->addOption(
@@ -54,6 +54,12 @@ protected function configure()
  InputOption::VALUE_REQUIRED,
  'Write a detailed JSON report to the specified path'
  )
+ ->addOption(
+ 'readfromfile',
+ null,
+ InputOption::VALUE_NONE,
+ 'Read \\0 separated target directories from a file, passed as the argument'
+ )
  ;
 
  }
@@ -74,7 +80,16 @@ protected function execute(InputInterface $input, OutputInterface $output)
  // Search for files in the directory specified in the CLI argument
  $finder->files();
 
- foreach ($input->getArgument('paths') as $path) {
+ // Get paths to scan in; Either from file or from the CLI arguments
+ if ($input->getOption('readfromfile')) {
+ $paths = $input->getArgument('paths');
+ $pathFile = reset($paths);
+ $paths = $this->readPathsFromFile($pathFile);
+ } else {
+ $paths = $input->getArgument('paths');
+ }
+
+ foreach ($paths as $path) {
  $finder->in($path);
  }
 
@@ -233,4 +248,24 @@ protected function writeReport(array $results, $path)
  throw new \RuntimeException("Could not write to report file");
  }
  }
+
+ /**
+ * Extracts paths to scan in from an input file
+ *
+ * @param $pathsFile
+ *
+ * @return array
+ */
+ protected function readPathsFromFile($pathsFile)
+ {
+ if (!file_exists($pathsFile) || !is_readable($pathsFile)) {
+ throw new \InvalidArgumentException("Can not read paths file");
+ }
+
+ $fileContent = file_get_contents($pathsFile);
+
+ $paths = explode("\0", $fileContent);
+
+ return $paths;
+ }
 }