From c53d8d026021f97075fb2f4940ba22793c38fb6e Mon Sep 17 00:00:00 2001 From: davehauenstein Date: Wed, 15 Apr 2009 22:06:42 +0000 Subject: added toolbar; functionality includes refresh button to get back to original page, print article, email a link to the article with a personal note git-svn-id: http://arc90labs-readability.googlecode.com/svn/trunk@31 d4e419ec-0920-11de-bbfd-a7c1bc4c261e --- lib/Zend/Validate/File/Crc32.php | 179 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 179 insertions(+) create mode 100644 lib/Zend/Validate/File/Crc32.php (limited to 'lib/Zend/Validate/File/Crc32.php') diff --git a/lib/Zend/Validate/File/Crc32.php b/lib/Zend/Validate/File/Crc32.php new file mode 100644 index 0000000..47ace9d --- /dev/null +++ b/lib/Zend/Validate/File/Crc32.php @@ -0,0 +1,179 @@ + "The file '%value%' does not match the given crc32 hashes", + self::NOT_DETECTED => "There was no crc32 hash detected for the given file", + self::NOT_FOUND => "The file '%value%' could not be found" + ); + + /** + * Hash of the file + * + * @var string + */ + protected $_hash; + + /** + * Sets validator options + * + * @param string|array $options + * @return void + */ + public function __construct($options) + { + if ($options instanceof Zend_Config) { + $options = $options->toArray(); + } elseif (is_scalar($options)) { + $options = array('hash1' => $options); + } elseif (!is_array($options)) { + require_once 'Zend/Validate/Exception.php'; + throw new Zend_Validate_Exception('Invalid options to validator provided'); + } + + $this->setCrc32($options); + } + + /** + * Returns all set crc32 hashes + * + * @return array + */ + public function getCrc32() + { + return $this->getHash(); + } + + /** + * Sets the crc32 hash for one or multiple files + * + * @param string|array $options + * @return Zend_Validate_File_Hash Provides a fluent interface + */ + public function setHash($options) + { + if (!is_array($options)) { + $options = array($options); + } + + $options['algorithm'] = 'crc32'; + parent::setHash($options); + return $this; + } + + /** + * Sets the crc32 hash for one or multiple files + * + * @param string|array $options + * @return Zend_Validate_File_Hash Provides a fluent interface + */ + public function setCrc32($options) + { + $this->setHash($options); + return $this; + } + + /** + * Adds the crc32 hash for one or multiple files + * + * @param string|array $options + * @return Zend_Validate_File_Hash Provides a fluent interface + */ + public function addHash($options) + { + if (!is_array($options)) { + $options = array($options); + } + + $options['algorithm'] = 'crc32'; + parent::addHash($options); + return $this; + } + + /** + * Adds the crc32 hash for one or multiple files + * + * @param string|array $options + * @return Zend_Validate_File_Hash Provides a fluent interface + */ + public function addCrc32($options) + { + $this->addHash($options); + return $this; + } + + /** + * Defined by Zend_Validate_Interface + * + * Returns true if and only if the given file confirms the set hash + * + * @param string $value Filename to check for hash + * @param array $file File data from Zend_File_Transfer + * @return boolean + */ + public function isValid($value, $file = null) + { + // Is file readable ? + require_once 'Zend/Loader.php'; + if (!Zend_Loader::isReadable($value)) { + return $this->_throw($file, self::NOT_FOUND); + } + + $hashes = array_unique(array_keys($this->_hash)); + $filehash = hash_file('crc32', $value); + if ($filehash === false) { + return $this->_throw($file, self::NOT_DETECTED); + } + + foreach($hashes as $hash) { + if ($filehash === $hash) { + return true; + } + } + + return $this->_throw($file, self::DOES_NOT_MATCH); + } +} \ No newline at end of file -- cgit v1.2.3