aboutsummaryrefslogtreecommitdiff
path: root/External/swiftmailer/lib/classes/Swift/Mime/Headers/ParameterizedHeader.php
diff options
context:
space:
mode:
Diffstat (limited to 'External/swiftmailer/lib/classes/Swift/Mime/Headers/ParameterizedHeader.php')
-rwxr-xr-xExternal/swiftmailer/lib/classes/Swift/Mime/Headers/ParameterizedHeader.php274
1 files changed, 274 insertions, 0 deletions
diff --git a/External/swiftmailer/lib/classes/Swift/Mime/Headers/ParameterizedHeader.php b/External/swiftmailer/lib/classes/Swift/Mime/Headers/ParameterizedHeader.php
new file mode 100755
index 0000000..974b44e
--- /dev/null
+++ b/External/swiftmailer/lib/classes/Swift/Mime/Headers/ParameterizedHeader.php
@@ -0,0 +1,274 @@
+<?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.
+ */
+
+//@require 'Swift/Mime/Headers/UnstructuredHeader.php';
+//@require 'Swift/Mime/HeaderEncoder.php';
+//@require 'Swift/Mime/ParameterizedHeader.php';
+//@require 'Swift/Encoder.php';
+
+/**
+ * An abstract base MIME Header.
+ * @package Swift
+ * @subpackage Mime
+ * @author Chris Corbyn
+ */
+class Swift_Mime_Headers_ParameterizedHeader
+ extends Swift_Mime_Headers_UnstructuredHeader
+ implements Swift_Mime_ParameterizedHeader
+{
+
+ /**
+ * The Encoder used to encode the parameters.
+ * @var Swift_Encoder
+ * @access private
+ */
+ private $_paramEncoder;
+
+ /**
+ * The parameters as an associative array.
+ * @var string[]
+ * @access private
+ */
+ private $_params = array();
+
+ /**
+ * RFC 2231's definition of a token.
+ * @var string
+ * @access private
+ */
+ private $_tokenRe;
+
+ /**
+ * Creates a new ParameterizedHeader with $name.
+ * @param string $name
+ * @param Swift_Mime_HeaderEncoder $encoder
+ * @param Swift_Encoder $paramEncoder, optional
+ */
+ public function __construct($name, Swift_Mime_HeaderEncoder $encoder,
+ Swift_Encoder $paramEncoder = null)
+ {
+ $this->setFieldName($name);
+ $this->setEncoder($encoder);
+ $this->_paramEncoder = $paramEncoder;
+ $this->initializeGrammar();
+ $this->_tokenRe = '(?:[\x21\x23-\x27\x2A\x2B\x2D\x2E\x30-\x39\x41-\x5A\x5E-\x7E]+)';
+ }
+
+ /**
+ * Get the type of Header that this instance represents.
+ * @return int
+ * @see TYPE_TEXT, TYPE_PARAMETERIZED, TYPE_MAILBOX
+ * @see TYPE_DATE, TYPE_ID, TYPE_PATH
+ */
+ public function getFieldType()
+ {
+ return self::TYPE_PARAMETERIZED;
+ }
+
+ /**
+ * Set the character set used in this Header.
+ * @param string $charset
+ */
+ public function setCharset($charset)
+ {
+ parent::setCharset($charset);
+ if (isset($this->_paramEncoder))
+ {
+ $this->_paramEncoder->charsetChanged($charset);
+ }
+ }
+
+ /**
+ * Set the value of $parameter.
+ * @param string $parameter
+ * @param string $value
+ */
+ public function setParameter($parameter, $value)
+ {
+ $this->setParameters(array_merge($this->getParameters(), array($parameter => $value)));
+ }
+
+ /**
+ * Get the value of $parameter.
+ * @return string
+ */
+ public function getParameter($parameter)
+ {
+ $params = $this->getParameters();
+ return array_key_exists($parameter, $params)
+ ? $params[$parameter]
+ : null;
+ }
+
+ /**
+ * Set an associative array of parameter names mapped to values.
+ * @param string[]
+ */
+ public function setParameters(array $parameters)
+ {
+ $this->clearCachedValueIf($this->_params != $parameters);
+ $this->_params = $parameters;
+ }
+
+ /**
+ * Returns an associative array of parameter names mapped to values.
+ * @return string[]
+ */
+ public function getParameters()
+ {
+ return $this->_params;
+ }
+
+ /**
+ * Get the value of this header prepared for rendering.
+ * @return string
+ */
+ public function getFieldBody() //TODO: Check caching here
+ {
+ $body = parent::getFieldBody();
+ foreach ($this->_params as $name => $value)
+ {
+ if (!is_null($value))
+ {
+ //Add the parameter
+ $body .= '; ' . $this->_createParameter($name, $value);
+ }
+ }
+ return $body;
+ }
+
+ // -- Protected methods
+
+ /**
+ * Generate a list of all tokens in the final header.
+ * This doesn't need to be overridden in theory, but it is for implementation
+ * reasons to prevent potential breakage of attributes.
+ * @return string[]
+ * @access protected
+ */
+ protected function toTokens($string = null)
+ {
+ $tokens = parent::toTokens(parent::getFieldBody());
+
+ //Try creating any parameters
+ foreach ($this->_params as $name => $value)
+ {
+ if (!is_null($value))
+ {
+ //Add the semi-colon separator
+ $tokens[count($tokens)-1] .= ';';
+ $tokens = array_merge($tokens, $this->generateTokenLines(
+ ' ' . $this->_createParameter($name, $value)
+ ));
+ }
+ }
+
+ return $tokens;
+ }
+
+ // -- Private methods
+
+ /**
+ * Render a RFC 2047 compliant header parameter from the $name and $value.
+ * @param string $name
+ * @param string $value
+ * @return string
+ * @access private
+ */
+ private function _createParameter($name, $value)
+ {
+ $origValue = $value;
+
+ $encoded = false;
+ //Allow room for parameter name, indices, "=" and DQUOTEs
+ $maxValueLength = $this->getMaxLineLength() - strlen($name . '=*N"";') - 1;
+ $firstLineOffset = 0;
+
+ //If it's not already a valid parameter value...
+ if (!preg_match('/^' . $this->_tokenRe . '$/D', $value))
+ {
+ //TODO: text, or something else??
+ //... and it's not ascii
+ if (!preg_match('/^' . $this->getGrammar('text') . '*$/D', $value))
+ {
+ $encoded = true;
+ //Allow space for the indices, charset and language
+ $maxValueLength = $this->getMaxLineLength() - strlen($name . '*N*="";') - 1;
+ $firstLineOffset = strlen(
+ $this->getCharset() . "'" . $this->getLanguage() . "'"
+ );
+ }
+ }
+
+ //Encode if we need to
+ if ($encoded || strlen($value) > $maxValueLength)
+ {
+ if (isset($this->_paramEncoder))
+ {
+ $value = $this->_paramEncoder->encodeString(
+ $origValue, $firstLineOffset, $maxValueLength
+ );
+ }
+ else //We have to go against RFC 2183/2231 in some areas for interoperability
+ {
+ $value = $this->getTokenAsEncodedWord($origValue);
+ $encoded = false;
+ }
+ }
+
+ $valueLines = isset($this->_paramEncoder) ? explode("\r\n", $value) : array($value);
+
+ //Need to add indices
+ if (count($valueLines) > 1)
+ {
+ $paramLines = array();
+ foreach ($valueLines as $i => $line)
+ {
+ $paramLines[] = $name . '*' . $i .
+ $this->_getEndOfParameterValue($line, $encoded, $i == 0);
+ }
+ return implode(";\r\n ", $paramLines);
+ }
+ else
+ {
+ return $name . $this->_getEndOfParameterValue(
+ $valueLines[0], $encoded, true
+ );
+ }
+ }
+
+ /**
+ * Returns the parameter value from the "=" and beyond.
+ * @param string $value to append
+ * @param boolean $encoded
+ * @param boolean $firstLine
+ * @return string
+ * @access private
+ */
+ private function _getEndOfParameterValue($value, $encoded = false, $firstLine = false)
+ {
+ if (!preg_match('/^' . $this->_tokenRe . '$/D', $value))
+ {
+ $value = '"' . $value . '"';
+ }
+ $prepend = '=';
+ if ($encoded)
+ {
+ $prepend = '*=';
+ if ($firstLine)
+ {
+ $prepend = '*=' . $this->getCharset() . "'" . $this->getLanguage() .
+ "'";
+ }
+ }
+ return $prepend . $value;
+ }
+
+}