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<?php |
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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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namespace Phing\Io; |
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use Exception; |
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/** |
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* Input stream subclass for file streams. |
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*/ |
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class FileInputStream extends InputStream |
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{ |
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/** |
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* The associated file. |
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* |
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* @var File |
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*/ |
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protected $file; |
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/** |
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* Construct a new FileInputStream. |
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* |
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* @param File|string $file Path to the file |
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* |
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* @throws Exception - if invalid argument specified |
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* @throws IOException - if unable to open file |
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*/ |
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public function __construct($file) |
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{ |
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if ($file instanceof File) { |
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$this->file = $file; |
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} elseif (is_string($file)) { |
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$this->file = new File($file); |
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} else { |
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throw new Exception('Invalid argument type for $file.'); |
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} |
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if (!$this->file->exists()) { |
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throw new IOException('Unable to open ' . $this->file->__toString() . ' for reading. File does not exists.'); |
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} |
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if (!$this->file->canRead()) { |
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throw new IOException('Unable to open ' . $this->file->__toString() . ' for reading. File not readable.'); |
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} |
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$stream = @fopen($this->file->getAbsolutePath(), 'rb'); |
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if (false === $stream) { |
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throw new IOException('Unable to open ' . $this->file->__toString() . ' for reading: ' . print_r( |
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error_get_last(), |
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true |
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)); |
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} |
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parent::__construct($stream); |
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} |
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/** |
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* Returns a string representation of the attached file. |
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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->file->getPath(); |
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} |
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/** |
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* Mark is supported by FileInputStream. |
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* |
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* @return bool TRUE |
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*/ |
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public function markSupported() |
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{ |
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return true; |
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} |
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} |
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phingofficial /
phing
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