85 lines
2.1 KiB
PHP
85 lines
2.1 KiB
PHP
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<?php
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/*
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* $Id: StringReader.php 905 2010-10-05 16:28:03Z mrook $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information please see
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* <http://phing.info>.
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*/
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/**
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* Dummy class for reading from string of characters.
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* @package phing.system.io
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*/
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class StringReader extends Reader {
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/**
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* @var string
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*/
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private $_string;
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/**
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* @var int
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*/
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private $mark = 0;
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/**
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* @var int
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*/
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private $currPos = 0;
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function __construct($string) {
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$this->_string = $string;
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}
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function skip($n) {}
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function read($len = null) {
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if ($len === null) {
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return $this->_string;
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} else {
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if ($this->currPos >= strlen($this->_string)) {
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return -1;
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}
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$out = substr($this->_string, $this->currPos, $len);
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$this->currPos += $len;
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return $out;
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}
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}
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function mark() {
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$this->mark = $this->currPos;
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}
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function reset() {
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$this->currPos = $this->mark;
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}
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function close() {}
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function open() {}
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function ready() {}
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function markSupported() {
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return true;
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}
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function getResource() {
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return '(string) "'.$this->_string . '"';
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}
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}
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