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Diffstat (limited to 'vendor/swiftmailer/swiftmailer/lib/classes/Swift/CharacterReader/UsAsciiReader.php')
-rw-r--r-- | vendor/swiftmailer/swiftmailer/lib/classes/Swift/CharacterReader/UsAsciiReader.php | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/vendor/swiftmailer/swiftmailer/lib/classes/Swift/CharacterReader/UsAsciiReader.php b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/CharacterReader/UsAsciiReader.php new file mode 100644 index 0000000..67da48f --- /dev/null +++ b/vendor/swiftmailer/swiftmailer/lib/classes/Swift/CharacterReader/UsAsciiReader.php @@ -0,0 +1,84 @@ +<?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. + */ + +/** + * Analyzes US-ASCII characters. + * + * @author Chris Corbyn + */ +class Swift_CharacterReader_UsAsciiReader implements Swift_CharacterReader +{ + /** + * Returns the complete character map. + * + * @param string $string + * @param int $startOffset + * @param array $currentMap + * @param string $ignoredChars + * + * @return int + */ + public function getCharPositions($string, $startOffset, &$currentMap, &$ignoredChars) + { + $strlen = strlen($string); + $ignoredChars = ''; + for ($i = 0; $i < $strlen; ++$i) { + if ($string[$i] > "\x07F") { + // Invalid char + $currentMap[$i + $startOffset] = $string[$i]; + } + } + + return $strlen; + } + + /** + * Returns mapType. + * + * @return int mapType + */ + public function getMapType() + { + return self::MAP_TYPE_INVALID; + } + + /** + * Returns an integer which specifies how many more bytes to read. + * + * A positive integer indicates the number of more bytes to fetch before invoking + * this method again. + * A value of zero means this is already a valid character. + * A value of -1 means this cannot possibly be a valid character. + * + * @param string $bytes + * @param int $size + * + * @return int + */ + public function validateByteSequence($bytes, $size) + { + $byte = reset($bytes); + if (1 == count($bytes) && $byte >= 0x00 && $byte <= 0x7F) { + return 0; + } + + return -1; + } + + /** + * Returns the number of bytes which should be read to start each character. + * + * @return int + */ + public function getInitialByteSize() + { + return 1; + } +} |