MediaWiki REL1_30
ImportStreamSource.php
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1<?php
27
33 function __construct( $handle ) {
34 $this->mHandle = $handle;
35 }
36
40 function atEnd() {
41 return feof( $this->mHandle );
42 }
43
47 function readChunk() {
48 return fread( $this->mHandle, 32768 );
49 }
50
55 static function newFromFile( $filename ) {
56 MediaWiki\suppressWarnings();
57 $file = fopen( $filename, 'rt' );
58 MediaWiki\restoreWarnings();
59 if ( !$file ) {
60 return Status::newFatal( "importcantopen" );
61 }
62 return Status::newGood( new ImportStreamSource( $file ) );
63 }
64
69 static function newFromUpload( $fieldname = "xmlimport" ) {
70 $upload =& $_FILES[$fieldname];
71
72 if ( $upload === null || !$upload['name'] ) {
73 return Status::newFatal( 'importnofile' );
74 }
75 if ( !empty( $upload['error'] ) ) {
76 switch ( $upload['error'] ) {
77 case 1:
78 # The uploaded file exceeds the upload_max_filesize directive in php.ini.
79 return Status::newFatal( 'importuploaderrorsize' );
80 case 2:
81 # The uploaded file exceeds the MAX_FILE_SIZE directive that
82 # was specified in the HTML form.
83 return Status::newFatal( 'importuploaderrorsize' );
84 case 3:
85 # The uploaded file was only partially uploaded
86 return Status::newFatal( 'importuploaderrorpartial' );
87 case 6:
88 # Missing a temporary folder.
89 return Status::newFatal( 'importuploaderrortemp' );
90 # case else: # Currently impossible
91 }
92
93 }
94 $fname = $upload['tmp_name'];
95 if ( is_uploaded_file( $fname ) ) {
96 return self::newFromFile( $fname );
97 } else {
98 return Status::newFatal( 'importnofile' );
99 }
100 }
101
107 static function newFromURL( $url, $method = 'GET' ) {
109 wfDebug( __METHOD__ . ": opening $url\n" );
110 # Use the standard HTTP fetch function; it times out
111 # quicker and sorts out user-agent problems which might
112 # otherwise prevent importing from large sites, such
113 # as the Wikimedia cluster, etc.
114 $data = Http::request(
115 $method,
116 $url,
117 [
118 'followRedirects' => true,
119 'timeout' => $wgHTTPImportTimeout
120 ],
121 __METHOD__
122 );
123 if ( $data !== false ) {
124 $file = tmpfile();
125 fwrite( $file, $data );
126 fflush( $file );
127 fseek( $file, 0 );
128 return Status::newGood( new ImportStreamSource( $file ) );
129 } else {
130 return Status::newFatal( 'importcantopen' );
131 }
132 }
133
142 public static function newFromInterwiki( $interwiki, $page, $history = false,
143 $templates = false, $pageLinkDepth = 0
144 ) {
145 if ( $page == '' ) {
146 return Status::newFatal( 'import-noarticle' );
147 }
148
149 # Look up the first interwiki prefix, and let the foreign site handle
150 # subsequent interwiki prefixes
151 $firstIwPrefix = strtok( $interwiki, ':' );
152 $interwikiLookup = MediaWikiServices::getInstance()->getInterwikiLookup();
153 $firstIw = $interwikiLookup->fetch( $firstIwPrefix );
154 if ( !$firstIw ) {
155 return Status::newFatal( 'importbadinterwiki' );
156 }
157
158 $additionalIwPrefixes = strtok( '' );
159 if ( $additionalIwPrefixes ) {
160 $additionalIwPrefixes .= ':';
161 }
162 # Have to do a DB-key replacement ourselves; otherwise spaces get
163 # URL-encoded to +, which is wrong in this case. Similar to logic in
164 # Title::getLocalURL
165 $link = $firstIw->getURL( strtr( "${additionalIwPrefixes}Special:Export/$page",
166 ' ', '_' ) );
167
168 $params = [];
169 if ( $history ) {
170 $params['history'] = 1;
171 }
172 if ( $templates ) {
173 $params['templates'] = 1;
174 }
175 if ( $pageLinkDepth ) {
176 $params['pagelink-depth'] = $pageLinkDepth;
177 }
178
179 $url = wfAppendQuery( $link, $params );
180 # For interwikis, use POST to avoid redirects.
181 return self::newFromURL( $url, "POST" );
182 }
183}
$wgHTTPImportTimeout
Timeout for HTTP requests done internally for transwiki imports, in seconds.
wfDebug( $text, $dest='all', array $context=[])
Sends a line to the debug log if enabled or, optionally, to a comment in output.
wfAppendQuery( $url, $query)
Append a query string to an existing URL, which may or may not already have query string parameters a...
if(!defined( 'MEDIAWIKI')) $fname
This file is not a valid entry point, perform no further processing unless MEDIAWIKI is defined.
Definition Setup.php:36
Imports a XML dump from a file (either from file upload, files on disk, or HTTP)
static newFromInterwiki( $interwiki, $page, $history=false, $templates=false, $pageLinkDepth=0)
static newFromFile( $filename)
static newFromUpload( $fieldname="xmlimport")
static newFromURL( $url, $method='GET')
MediaWikiServices is the service locator for the application scope of MediaWiki.
usually copyright or history_copyright This message must be in HTML not wikitext & $link
Definition hooks.txt:2989
Source interface for XML import.
$params