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authorFrédéric Guillot <fred@kanboard.net>2014-11-04 21:33:05 -0500
committerFrédéric Guillot <fred@kanboard.net>2014-11-04 21:33:05 -0500
commit135b921db75da5995eab7e36393ecd4d2b0bc66f (patch)
tree46efc60fcf1f9d5c57ab1fb9418c2acfbda0698a /vendor/swiftmailer/classes/Swift/CharacterStream/ArrayCharacterStream.php
parent850645dd6b22f5b495d1680e0b49540e0ebf9bd3 (diff)
Switch to composer
Diffstat (limited to 'vendor/swiftmailer/classes/Swift/CharacterStream/ArrayCharacterStream.php')
-rw-r--r--vendor/swiftmailer/classes/Swift/CharacterStream/ArrayCharacterStream.php294
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diff --git a/vendor/swiftmailer/classes/Swift/CharacterStream/ArrayCharacterStream.php b/vendor/swiftmailer/classes/Swift/CharacterStream/ArrayCharacterStream.php
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--- a/vendor/swiftmailer/classes/Swift/CharacterStream/ArrayCharacterStream.php
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-<?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 CharacterStream implementation which stores characters in an internal array.
- *
- * @author Chris Corbyn
- */
-class Swift_CharacterStream_ArrayCharacterStream implements Swift_CharacterStream
-{
- /** A map of byte values and their respective characters */
- private static $_charMap;
-
- /** A map of characters and their derivative byte values */
- private static $_byteMap;
-
- /** The char reader (lazy-loaded) for the current charset */
- private $_charReader;
-
- /** A factory for creating CharacterReader instances */
- private $_charReaderFactory;
-
- /** The character set this stream is using */
- private $_charset;
-
- /** Array of characters */
- private $_array = array();
-
- /** Size of the array of character */
- private $_array_size = array();
-
- /** The current character offset in the stream */
- private $_offset = 0;
-
- /**
- * Create a new CharacterStream with the given $chars, if set.
- *
- * @param Swift_CharacterReaderFactory $factory for loading validators
- * @param string $charset used in the stream
- */
- public function __construct(Swift_CharacterReaderFactory $factory, $charset)
- {
- self::_initializeMaps();
- $this->setCharacterReaderFactory($factory);
- $this->setCharacterSet($charset);
- }
-
- /**
- * Set the character set used in this CharacterStream.
- *
- * @param string $charset
- */
- public function setCharacterSet($charset)
- {
- $this->_charset = $charset;
- $this->_charReader = null;
- }
-
- /**
- * Set the CharacterReaderFactory for multi charset support.
- *
- * @param Swift_CharacterReaderFactory $factory
- */
- public function setCharacterReaderFactory(Swift_CharacterReaderFactory $factory)
- {
- $this->_charReaderFactory = $factory;
- }
-
- /**
- * Overwrite this character stream using the byte sequence in the byte stream.
- *
- * @param Swift_OutputByteStream $os output stream to read from
- */
- public function importByteStream(Swift_OutputByteStream $os)
- {
- if (!isset($this->_charReader)) {
- $this->_charReader = $this->_charReaderFactory
- ->getReaderFor($this->_charset);
- }
-
- $startLength = $this->_charReader->getInitialByteSize();
- while (false !== $bytes = $os->read($startLength)) {
- $c = array();
- for ($i = 0, $len = strlen($bytes); $i < $len; ++$i) {
- $c[] = self::$_byteMap[$bytes[$i]];
- }
- $size = count($c);
- $need = $this->_charReader
- ->validateByteSequence($c, $size);
- if ($need > 0 &&
- false !== $bytes = $os->read($need))
- {
- for ($i = 0, $len = strlen($bytes); $i < $len; ++$i) {
- $c[] = self::$_byteMap[$bytes[$i]];
- }
- }
- $this->_array[] = $c;
- ++$this->_array_size;
- }
- }
-
- /**
- * Import a string a bytes into this CharacterStream, overwriting any existing
- * data in the stream.
- *
- * @param string $string
- */
- public function importString($string)
- {
- $this->flushContents();
- $this->write($string);
- }
-
- /**
- * Read $length characters from the stream and move the internal pointer
- * $length further into the stream.
- *
- * @param int $length
- *
- * @return string
- */
- public function read($length)
- {
- if ($this->_offset == $this->_array_size) {
- return false;
- }
-
- // Don't use array slice
- $arrays = array();
- $end = $length + $this->_offset;
- for ($i = $this->_offset; $i < $end; ++$i) {
- if (!isset($this->_array[$i])) {
- break;
- }
- $arrays[] = $this->_array[$i];
- }
- $this->_offset += $i - $this->_offset; // Limit function calls
- $chars = false;
- foreach ($arrays as $array) {
- $chars .= implode('', array_map('chr', $array));
- }
-
- return $chars;
- }
-
- /**
- * Read $length characters from the stream and return a 1-dimensional array
- * containing there octet values.
- *
- * @param int $length
- *
- * @return integer[]
- */
- public function readBytes($length)
- {
- if ($this->_offset == $this->_array_size) {
- return false;
- }
- $arrays = array();
- $end = $length + $this->_offset;
- for ($i = $this->_offset; $i < $end; ++$i) {
- if (!isset($this->_array[$i])) {
- break;
- }
- $arrays[] = $this->_array[$i];
- }
- $this->_offset += ($i - $this->_offset); // Limit function calls
-
- return call_user_func_array('array_merge', $arrays);
- }
-
- /**
- * Write $chars to the end of the stream.
- *
- * @param string $chars
- */
- public function write($chars)
- {
- if (!isset($this->_charReader)) {
- $this->_charReader = $this->_charReaderFactory->getReaderFor(
- $this->_charset);
- }
-
- $startLength = $this->_charReader->getInitialByteSize();
-
- $fp = fopen('php://memory', 'w+b');
- fwrite($fp, $chars);
- unset($chars);
- fseek($fp, 0, SEEK_SET);
-
- $buffer = array(0);
- $buf_pos = 1;
- $buf_len = 1;
- $has_datas = true;
- do {
- $bytes = array();
- // Buffer Filing
- if ($buf_len - $buf_pos < $startLength) {
- $buf = array_splice($buffer, $buf_pos);
- $new = $this->_reloadBuffer($fp, 100);
- if ($new) {
- $buffer = array_merge($buf, $new);
- $buf_len = count($buffer);
- $buf_pos = 0;
- } else {
- $has_datas = false;
- }
- }
- if ($buf_len - $buf_pos > 0) {
- $size = 0;
- for ($i = 0; $i < $startLength && isset($buffer[$buf_pos]); ++$i) {
- ++$size;
- $bytes[] = $buffer[$buf_pos++];
- }
- $need = $this->_charReader->validateByteSequence(
- $bytes, $size);
- if ($need > 0) {
- if ($buf_len - $buf_pos < $need) {
- $new = $this->_reloadBuffer($fp, $need);
-
- if ($new) {
- $buffer = array_merge($buffer, $new);
- $buf_len = count($buffer);
- }
- }
- for ($i = 0; $i < $need && isset($buffer[$buf_pos]); ++$i) {
- $bytes[] = $buffer[$buf_pos++];
- }
- }
- $this->_array[] = $bytes;
- ++$this->_array_size;
- }
- } while ($has_datas);
-
- fclose($fp);
- }
-
- /**
- * Move the internal pointer to $charOffset in the stream.
- *
- * @param int $charOffset
- */
- public function setPointer($charOffset)
- {
- if ($charOffset > $this->_array_size) {
- $charOffset = $this->_array_size;
- } elseif ($charOffset < 0) {
- $charOffset = 0;
- }
- $this->_offset = $charOffset;
- }
-
- /**
- * Empty the stream and reset the internal pointer.
- */
- public function flushContents()
- {
- $this->_offset = 0;
- $this->_array = array();
- $this->_array_size = 0;
- }
-
- private function _reloadBuffer($fp, $len)
- {
- if (!feof($fp) && ($bytes = fread($fp, $len)) !== false) {
- $buf = array();
- for ($i = 0, $len = strlen($bytes); $i < $len; ++$i) {
- $buf[] = self::$_byteMap[$bytes[$i]];
- }
-
- return $buf;
- }
-
- return false;
- }
-
- private static function _initializeMaps()
- {
- if (!isset(self::$_charMap)) {
- self::$_charMap = array();
- for ($byte = 0; $byte < 256; ++$byte) {
- self::$_charMap[$byte] = chr($byte);
- }
- self::$_byteMap = array_flip(self::$_charMap);
- }
- }
-}