From 29422fa55379aa61a61019b832c83dab6d450264 Mon Sep 17 00:00:00 2001
From: cweiske <cweiske@b3834d28-1941-0410-a4f8-b48e95affb8f>
Date: Sat, 3 Oct 2009 14:00:33 +0000
Subject: move files to new locations

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@386 b3834d28-1941-0410-a4f8-b48e95affb8f
---
 src/php-gettext/streams.php | 167 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 167 insertions(+)
 create mode 100644 src/php-gettext/streams.php

(limited to 'src/php-gettext/streams.php')

diff --git a/src/php-gettext/streams.php b/src/php-gettext/streams.php
new file mode 100644
index 0000000..4237de1
--- /dev/null
+++ b/src/php-gettext/streams.php
@@ -0,0 +1,167 @@
+<?php
+/*
+   Copyright (c) 2003, 2005 Danilo Segan <danilo@kvota.net>.
+
+   This file is part of PHP-gettext.
+
+   PHP-gettext 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 2 of the License, or
+   (at your option) any later version.
+
+   PHP-gettext 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 PHP-gettext; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+*/
+
+
+// Simple class to wrap file streams, string streams, etc.
+// seek is essential, and it should be byte stream
+class StreamReader {
+  // should return a string [FIXME: perhaps return array of bytes?]
+  function read($bytes) {
+    return false;
+  }
+  
+  // should return new position
+  function seekto($position) {
+    return false;
+  }
+  
+  // returns current position
+  function currentpos() {
+    return false;
+  }
+  
+  // returns length of entire stream (limit for seekto()s)
+  function length() {
+    return false;
+  }
+}
+
+class StringReader {
+  var $_pos;
+  var $_str;
+
+  function StringReader($str='') {
+    $this->_str = $str;
+    $this->_pos = 0;
+  }
+
+  function read($bytes) {
+    $data = substr($this->_str, $this->_pos, $bytes);
+    $this->_pos += $bytes;
+    if (strlen($this->_str)<$this->_pos)
+      $this->_pos = strlen($this->_str);
+
+    return $data;
+  }
+
+  function seekto($pos) {
+    $this->_pos = $pos;
+    if (strlen($this->_str)<$this->_pos)
+      $this->_pos = strlen($this->_str);
+    return $this->_pos;
+  }
+
+  function currentpos() {
+    return $this->_pos;
+  }
+
+  function length() {
+    return strlen($this->_str);
+  }
+
+}
+
+
+class FileReader {
+  var $_pos;
+  var $_fd;
+  var $_length;
+
+  function FileReader($filename) {
+    if (file_exists($filename)) {
+
+      $this->_length=filesize($filename);
+      $this->_pos = 0;
+      $this->_fd = fopen($filename,'rb');
+      if (!$this->_fd) {
+	$this->error = 3; // Cannot read file, probably permissions
+	return false;
+      }
+    } else {
+      $this->error = 2; // File doesn't exist
+      return false;
+    }
+  }
+
+  function read($bytes) {
+    if ($bytes) {
+      fseek($this->_fd, $this->_pos);
+
+      // PHP 5.1.1 does not read more than 8192 bytes in one fread()
+      // the discussions at PHP Bugs suggest it's the intended behaviour
+      $data = '';
+      while ($bytes > 0) {
+        $chunk  = fread($this->_fd, $bytes);
+        $data  .= $chunk;
+        $bytes -= strlen($chunk);
+      }
+      $this->_pos = ftell($this->_fd);
+      
+      return $data;
+    } else return '';
+  }
+
+  function seekto($pos) {
+    fseek($this->_fd, $pos);
+    $this->_pos = ftell($this->_fd);
+    return $this->_pos;
+  }
+
+  function currentpos() {
+    return $this->_pos;
+  }
+
+  function length() {
+    return $this->_length;
+  }
+
+  function close() {
+    fclose($this->_fd);
+  }
+
+}
+
+// Preloads entire file in memory first, then creates a StringReader 
+// over it (it assumes knowledge of StringReader internals)
+class CachedFileReader extends StringReader {
+  function CachedFileReader($filename) {
+    if (file_exists($filename)) {
+
+      $length=filesize($filename);
+      $fd = fopen($filename,'rb');
+
+      if (!$fd) {
+	$this->error = 3; // Cannot read file, probably permissions
+	return false;
+      }
+      $this->_str = fread($fd, $length);
+      fclose($fd);
+
+    } else {
+      $this->error = 2; // File doesn't exist
+      return false;
+    }
+  }
+}
+
+
+?>
-- 
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