diff options
Diffstat (limited to 'vendor/swiftmailer/swiftmailer/lib/classes/Swift/KeyCache/ArrayKeyCache.php')
| -rw-r--r-- | vendor/swiftmailer/swiftmailer/lib/classes/Swift/KeyCache/ArrayKeyCache.php | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/KeyCache/ArrayKeyCache.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/KeyCache/ArrayKeyCache.php new file mode 100644 index 0000000..b37f07f --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/KeyCache/ArrayKeyCache.php @@ -0,0 +1,206 @@ +<?php + +/* + * This file is part of SwiftMailer. + * (c) 2004-2009 Chris Corbyn + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +/** + * A basic KeyCache backed by an array. + * + * @author Chris Corbyn + */ +class Swift_KeyCache_ArrayKeyCache implements Swift_KeyCache +{ + /** + * Cache contents. + * + * @var array + */ + private $_contents = array(); + + /** + * An InputStream for cloning. + * + * @var Swift_KeyCache_KeyCacheInputStream + */ + private $_stream; + + /** + * Create a new ArrayKeyCache with the given $stream for cloning to make + * InputByteStreams. + * + * @param Swift_KeyCache_KeyCacheInputStream $stream + */ + public function __construct(Swift_KeyCache_KeyCacheInputStream $stream) + { + $this->_stream = $stream; + } + + /** + * Set a string into the cache under $itemKey for the namespace $nsKey. + * + * @see MODE_WRITE, MODE_APPEND + * + * @param string $nsKey + * @param string $itemKey + * @param string $string + * @param int $mode + */ + public function setString($nsKey, $itemKey, $string, $mode) + { + $this->_prepareCache($nsKey); + switch ($mode) { + case self::MODE_WRITE: + $this->_contents[$nsKey][$itemKey] = $string; + break; + case self::MODE_APPEND: + if (!$this->hasKey($nsKey, $itemKey)) { + $this->_contents[$nsKey][$itemKey] = ''; + } + $this->_contents[$nsKey][$itemKey] .= $string; + break; + default: + throw new Swift_SwiftException( + 'Invalid mode ['.$mode.'] used to set nsKey='. + $nsKey.', itemKey='.$itemKey + ); + } + } + + /** + * Set a ByteStream into the cache under $itemKey for the namespace $nsKey. + * + * @see MODE_WRITE, MODE_APPEND + * + * @param string $nsKey + * @param string $itemKey + * @param Swift_OutputByteStream $os + * @param int $mode + */ + public function importFromByteStream($nsKey, $itemKey, Swift_OutputByteStream $os, $mode) + { + $this->_prepareCache($nsKey); + switch ($mode) { + case self::MODE_WRITE: + $this->clearKey($nsKey, $itemKey); + case self::MODE_APPEND: + if (!$this->hasKey($nsKey, $itemKey)) { + $this->_contents[$nsKey][$itemKey] = ''; + } + while (false !== $bytes = $os->read(8192)) { + $this->_contents[$nsKey][$itemKey] .= $bytes; + } + break; + default: + throw new Swift_SwiftException( + 'Invalid mode ['.$mode.'] used to set nsKey='. + $nsKey.', itemKey='.$itemKey + ); + } + } + + /** + * Provides a ByteStream which when written to, writes data to $itemKey. + * + * NOTE: The stream will always write in append mode. + * + * @param string $nsKey + * @param string $itemKey + * @param Swift_InputByteStream $writeThrough + * + * @return Swift_InputByteStream + */ + public function getInputByteStream($nsKey, $itemKey, Swift_InputByteStream $writeThrough = null) + { + $is = clone $this->_stream; + $is->setKeyCache($this); + $is->setNsKey($nsKey); + $is->setItemKey($itemKey); + if (isset($writeThrough)) { + $is->setWriteThroughStream($writeThrough); + } + + return $is; + } + + /** + * Get data back out of the cache as a string. + * + * @param string $nsKey + * @param string $itemKey + * + * @return string + */ + public function getString($nsKey, $itemKey) + { + $this->_prepareCache($nsKey); + if ($this->hasKey($nsKey, $itemKey)) { + return $this->_contents[$nsKey][$itemKey]; + } + } + + /** + * Get data back out of the cache as a ByteStream. + * + * @param string $nsKey + * @param string $itemKey + * @param Swift_InputByteStream $is to write the data to + */ + public function exportToByteStream($nsKey, $itemKey, Swift_InputByteStream $is) + { + $this->_prepareCache($nsKey); + $is->write($this->getString($nsKey, $itemKey)); + } + + /** + * Check if the given $itemKey exists in the namespace $nsKey. + * + * @param string $nsKey + * @param string $itemKey + * + * @return bool + */ + public function hasKey($nsKey, $itemKey) + { + $this->_prepareCache($nsKey); + + return array_key_exists($itemKey, $this->_contents[$nsKey]); + } + + /** + * Clear data for $itemKey in the namespace $nsKey if it exists. + * + * @param string $nsKey + * @param string $itemKey + */ + public function clearKey($nsKey, $itemKey) + { + unset($this->_contents[$nsKey][$itemKey]); + } + + /** + * Clear all data in the namespace $nsKey if it exists. + * + * @param string $nsKey + */ + public function clearAll($nsKey) + { + unset($this->_contents[$nsKey]); + } + + /** + * Initialize the namespace of $nsKey if needed. + * + * @param string $nsKey + */ + private function _prepareCache($nsKey) + { + if (!array_key_exists($nsKey, $this->_contents)) { + $this->_contents[$nsKey] = array(); + } + } +} |