MediaWiki 1.30.2

[autoinstallsdev/mediawiki.git] / includes / import / UploadSourceAdapter.php

diff --git a/includes/import/UploadSourceAdapter.php b/includes/import/UploadSourceAdapter.php
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+++ b/includes/import/UploadSourceAdapter.php
@@ -0,0 +1,149 @@
+<?php
+/**
+ * MediaWiki page data importer.
+ *
+ * Copyright © 2003,2005 Brion Vibber <brion@pobox.com>
+ * https://www.mediawiki.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 2 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup SpecialPage
+ */
+
+/**
+ * This is a horrible hack used to keep source compatibility.
+ * @ingroup SpecialPage
+ */
+class UploadSourceAdapter {
+       /** @var array */
+       public static $sourceRegistrations = [];
+
+       /** @var string */
+       private $mSource;
+
+       /** @var string */
+       private $mBuffer;
+
+       /** @var int */
+       private $mPosition;
+
+       /**
+        * @param ImportSource $source
+        * @return string
+        */
+       static function registerSource( ImportSource $source ) {
+               $id = wfRandomString();
+
+               self::$sourceRegistrations[$id] = $source;
+
+               return $id;
+       }
+
+       /**
+        * @param string $path
+        * @param string $mode
+        * @param array $options
+        * @param string &$opened_path
+        * @return bool
+        */
+       function stream_open( $path, $mode, $options, &$opened_path ) {
+               $url = parse_url( $path );
+               $id = $url['host'];
+
+               if ( !isset( self::$sourceRegistrations[$id] ) ) {
+                       return false;
+               }
+
+               $this->mSource = self::$sourceRegistrations[$id];
+
+               return true;
+       }
+
+       /**
+        * @param int $count
+        * @return string
+        */
+       function stream_read( $count ) {
+               $return = '';
+               $leave = false;
+
+               while ( !$leave && !$this->mSource->atEnd() &&
+                               strlen( $this->mBuffer ) < $count ) {
+                       $read = $this->mSource->readChunk();
+
+                       if ( !strlen( $read ) ) {
+                               $leave = true;
+                       }
+
+                       $this->mBuffer .= $read;
+               }
+
+               if ( strlen( $this->mBuffer ) ) {
+                       $return = substr( $this->mBuffer, 0, $count );
+                       $this->mBuffer = substr( $this->mBuffer, $count );
+               }
+
+               $this->mPosition += strlen( $return );
+
+               return $return;
+       }
+
+       /**
+        * @param string $data
+        * @return bool
+        */
+       function stream_write( $data ) {
+               return false;
+       }
+
+       /**
+        * @return mixed
+        */
+       function stream_tell() {
+               return $this->mPosition;
+       }
+
+       /**
+        * @return bool
+        */
+       function stream_eof() {
+               return $this->mSource->atEnd();
+       }
+
+       /**
+        * @return array
+        */
+       function url_stat() {
+               $result = [];
+
+               $result['dev'] = $result[0] = 0;
+               $result['ino'] = $result[1] = 0;
+               $result['mode'] = $result[2] = 0;
+               $result['nlink'] = $result[3] = 0;
+               $result['uid'] = $result[4] = 0;
+               $result['gid'] = $result[5] = 0;
+               $result['rdev'] = $result[6] = 0;
+               $result['size'] = $result[7] = 0;
+               $result['atime'] = $result[8] = 0;
+               $result['mtime'] = $result[9] = 0;
+               $result['ctime'] = $result[10] = 0;
+               $result['blksize'] = $result[11] = 0;
+               $result['blocks'] = $result[12] = 0;
+
+               return $result;
+       }
+}