3 namespace CoreFramework\Output;
5 // Import framework stuff
6 use CoreFramework\Configuration\FrameworkConfiguration;
7 use CoreFramework\Output\BaseOutput;
10 * This class simply puts text without any HTML code out. This class is suiable
13 * @author Roland Haeder <webmaster@shipsimu.org>
15 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
16 * @license GNU GPL 3.0 or any newer version
17 * @link http://www.shipsimu.org
19 * This program is free software: you can redistribute it and/or modify
20 * it under the terms of the GNU General Public License as published by
21 * the Free Software Foundation, either version 3 of the License, or
22 * (at your option) any later version.
24 * This program is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 * GNU General Public License for more details.
29 * You should have received a copy of the GNU General Public License
30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
32 class ConsoleOutput extends BaseOutput implements OutputStreamer {
34 * The instance for the singleton design pattern
36 private static $consoleInstance = NULL;
39 * Protected constructor
43 protected function __construct () {
44 // Call parent constructor
45 parent::__construct(__CLASS__);
49 * Create a new web output system and set the content type
51 * @param $contentType A valid content-type
52 * @return $debugInstance An instance of this middleware class
54 public static final function createConsoleOutput ($contentType) {
55 // Cast the content-type to string
56 $contentType = (string) $contentType;
57 $contentType = trim($contentType);
60 self::$consoleInstance = new ConsoleOutput();
62 // Set the content type
63 // @TODO Need to rewrite this to $requestInstance->addHeader()
64 if (!empty($contentType)) {
65 @header(sprintf('Content-type: %s',
71 return self::$consoleInstance;
75 * Getter for an instance of this class
77 * @return $consoleInstance An instance of this class
79 public static final function getInstance() {
80 // Is the self-instance already set?
81 if (is_null(self::$consoleInstance)) {
82 $contentType = FrameworkConfiguration::getSelfInstance()->getConfigEntry('web_content_type');
83 self::$consoleInstance = ConsoleOutput::createConsoleOutput($contentType);
86 // Return the instance
87 return self::$consoleInstance;
93 * @param $outStream Something we shall sent to the console
94 * @param $stripTags Whether HTML tags shall be stripped out
97 public final function output ($outStream = FALSE, $stripTags = FALSE) {
98 print trim($outStream) . PHP_EOL;
102 * Determines seek position
104 * @return $seekPosition Current seek position
105 * @throws UnsupportedOperationException If this method is called
107 public function determineSeekPosition () {
108 throw new UnsupportedOperationException(array($this, __FUNCTION__), self::EXCEPTION_UNSPPORTED_OPERATION);
112 * Seek to given offset (default) or other possibilities as fseek() gives.
114 * @param $offset Offset to seek to (or used as "base" for other seeks)
115 * @param $whence Added to offset (default: only use offset to seek to)
116 * @return $status Status of file seek: 0 = success, -1 = failed
117 * @throws UnsupportedOperationException If this method is called
119 public function seek ($offset, $whence = SEEK_SET) {
120 self::createDebugInstance(__CLASS__)->debugOutput('[' . __METHOD__ . ':' . __LINE__ . '] offset=' . $offset . ',whence=' . $whence);
121 throw new UnsupportedOperationException(array($this, __FUNCTION__), self::EXCEPTION_UNSPPORTED_OPERATION);
127 * @return $size Size (in bytes) of file
128 * @throws UnsupportedOperationException If this method is called
130 public function size () {
131 throw new UnsupportedOperationException(array($this, __FUNCTION__), self::EXCEPTION_UNSPPORTED_OPERATION);