+++ /dev/null
-<?php
-/**
- * A class for writing files
- *
- * @author Roland Haeder <webmaster@ship-simu.org>
- * @version 0.0.0
- * @copyright Copyright (c) 2007, 2008 Roland Haeder, this is free software
- * @license GNU GPL 3.0 or any newer version
- * @link http://www.ship-simu.org
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-class FrameworkFileOutputPointer extends BaseFrameworkSystem {
- /**
- * The current file we are working in
- */
- private $fileName = "";
-
- /**
- * The file pointer
- */
- private $filePointer = null;
-
- /**
- * Protected constructor
- */
- protected function __construct () {
- // Call parent constructor
- parent::__construct(__CLASS__);
-
- // Clean-up a little
- $this->removeNumberFormaters();
- $this->removeSystemArray();
- }
-
- /**
- * Destructor for cleaning purposes, etc
- */
- public final function __destruct() {
- // Is there a resource pointer? Then we have to close the file here!
- if (is_resource($this->getPointer())) {
- // Try to close a file
- $this->closeFile();
- }
-
- // Call the parent destructor
- parent::__destruct();
- }
-
- /**
- * Create a file pointer based on the given file. The file will also
- * be verified here.
- *
- * @param $fileName The file name we shall pass to fopen()
- * @param $mode The output mode ('w', 'a' are valid)
- * @throws FileIsEmptyException If the provided file name is empty.
- * @throws FilePointerNotOpened If fopen() returns not a file
- * resource
- * @return void
- */
- public final static function createFrameworkFileOutputPointer ($fileName, $mode) {
- // Some pre-sanity checks...
- if (is_null($fileName)) {
- // No filename given
- throw new FileIsEmptyException(null, self::EXCEPTION_UNEXPECTED_EMPTY_STRING);
- }
-
- // Try to open a handler
- $filePointer = @fopen($fileName, $mode);
- if (($filePointer === null) || ($filePointer === false)) {
- // Something bad happend
- throw new FilePointerNotOpenedException ($fileName, self::EXCEPTION_FILE_POINTER_INVALID);
- }
-
- // Create new instance
- $pointerInstance = new FrameworkFileOutputPointer();
-
- // Set file pointer and file name
- $pointerInstance->setPointer($filePointer);
- $pointerInstance->setFileName($fileName);
-
- // Return the instance
- return $pointerInstance;
- }
-
- /**
- * Write data to a file pointer
- *
- * @param $dataStream The data stream we shall write to the file
- * @return mixed The result of fwrite()
- * @throws NullPointerException If the file pointer instance
- * is not set by setPointer()
- * @throws InvalidFileResourceException If there is being set
- * an invalid file resource
- */
- public function writeToFile ($dataStream) {
- if (is_null($this->getPointer())) {
- // Pointer not initialized
- throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
- } elseif (!is_resource($this->getPointer())) {
- // Pointer is not a valid resource!
- throw new InvalidFileResourceException($this, self::EXCEPTION_INVALID_DIRECTORY_POINTER);
- }
-
- // Read data from the file pointer and return it
- return fwrite($this->getPointer(), $dataStream);
- }
-
- /**
- * Close a file source and set it's instance to null and the file name
- * to empty
- *
- * @return void
- * @throws NullPointerException If the file pointer instance
- * is not set by setPointer()
- * @throws InvalidFileResourceException If there is being set
- */
- public function closeFile () {
- if (is_null($this->getPointer())) {
- // Pointer not initialized
- throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
- } elseif (!is_resource($this->getPointer())) {
- // Pointer is not a valid resource!
- throw new InvalidFileResourceException($this, self::EXCEPTION_INVALID_DIRECTORY_POINTER);
- }
-
- // Close the file pointer and reset the instance variable
- @fclose($this->getPointer());
- $this->setPointer(null);
- $this->setFileName("");
- }
-
- /**
- * Setter for the file pointer
- *
- * @param $filePointer File resource
- * @return void
- */
- public final function setPointer ($filePointer) {
- // Sanity-check if pointer is a valid file resource
- if (is_resource($filePointer) || is_null($filePointer)) {
- // Is a valid resource
- $this->filePointer = $filePointer;
- } else {
- // Throw exception
- throw new InvalidFileResourceException($this, self::EXCEPTION_INVALID_DIRECTORY_POINTER);
- }
- }
-
- /**
- * Getter for the file pointer
- *
- * @return $filePointer The file pointer which shall be a valid
- * file resource
- */
- public final function getPointer () {
- return $this->filePointer;
- }
-
- /**
- * Setter for file name
- *
- * @param $fileName The new file name
- * @return void
- */
- public final function setFileName ($fileName) {
- $fileName = (string) $fileName;
- $this->fileName = $fileName;
- }
-
- /**
- * Getter for file name
- *
- * @return $fileName The current file name
- */
- public final function getFileName () {
- return $this->fileName;
- }
-}
-
-// [EOF]
-?>
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