109 lines
2.2 KiB
PHP
109 lines
2.2 KiB
PHP
<?php
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/*
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* This file is part of the eluceo/iCal package.
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*
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* (c) Markus Poerschke <markus@eluceo.de>
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*
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* This source file is subject to the MIT license that is bundled
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* with this source code in the file LICENSE.
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*/
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namespace Eluceo\iCal;
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class ParameterBag
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{
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/**
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* The params.
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*
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* @var array
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*/
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protected $params;
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public function __construct($params = array())
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{
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$this->params = $params;
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}
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/**
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* @param string $name
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* @param mixed $value
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*/
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public function setParam($name, $value)
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{
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$this->params[$name] = $value;
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}
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/**
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* @param $name
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*/
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public function getParam($name)
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{
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if (array_key_exists($name, $this->params)) {
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return $this->params[$name];
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}
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}
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/**
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* Checks if there are any params.
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*
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* @return bool
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*/
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public function hasParams()
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{
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return count($this->params) > 0;
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}
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/**
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* @return string
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*/
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public function toString()
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{
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$line = '';
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foreach ($this->params as $param => $paramValues) {
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if (!is_array($paramValues)) {
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$paramValues = array($paramValues);
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}
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foreach ($paramValues as $k => $v) {
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$paramValues[$k] = $this->escapeParamValue($v);
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}
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if ('' != $line) {
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$line .= ';';
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}
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$line .= $param . '=' . implode(',', $paramValues);
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}
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return $line;
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}
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/**
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* Returns an escaped string for a param value.
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*
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* @param string $value
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*
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* @return string
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*/
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public function escapeParamValue($value)
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{
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$count = 0;
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$value = str_replace('\\', '\\\\', $value);
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$value = str_replace('"', '\"', $value, $count);
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$value = str_replace("\n", '\\n', $value);
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if (false !== strpos($value, ';') || false !== strpos($value, ',') || false !== strpos($value, ':') || $count) {
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$value = '"' . $value . '"';
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}
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return $value;
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}
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/**
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* @return string
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*/
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public function __toString()
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{
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return $this->toString();
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}
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}
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