wiki.techinc.nl/includes/installer/WebInstallerOutput.php
2011-12-12 21:56:26 +00:00

272 lines
6.3 KiB
PHP

<?php
/**
* Output handler for the web installer.
*
* @file
* @ingroup Deployment
*/
/**
* Output class modelled on OutputPage.
*
* I've opted to use a distinct class rather than derive from OutputPage here in
* the interests of separation of concerns: if we used a subclass, there would be
* quite a lot of things you could do in OutputPage that would break the installer,
* that wouldn't be immediately obvious.
*
* @ingroup Deployment
* @since 1.17
*/
class WebInstallerOutput {
/**
* The WebInstaller object this WebInstallerOutput is used by.
*
* @var WebInstaller
*/
public $parent;
/**
* Buffered contents that haven't been output yet
* @var String
*/
private $contents = '';
/**
* Has the header (or short header) been output?
* @var bool
*/
private $headerDone = false;
public $redirectTarget;
/**
* Does the current page need to allow being used as a frame?
* If not, X-Frame-Options will be output to forbid it.
*
* @var bool
*/
public $allowFrames = false;
/**
* Whether to use the limited header (used during CC license callbacks)
* @var bool
*/
private $useShortHeader = false;
/**
* Constructor.
*
* @param $parent WebInstaller
*/
public function __construct( WebInstaller $parent ) {
$this->parent = $parent;
}
public function addHTML( $html ) {
$this->contents .= $html;
$this->flush();
}
public function addWikiText( $text ) {
$this->addHTML( $this->parent->parse( $text ) );
}
public function addHTMLNoFlush( $html ) {
$this->contents .= $html;
}
public function redirect( $url ) {
if ( $this->headerDone ) {
throw new MWException( __METHOD__ . ' called after sending headers' );
}
$this->redirectTarget = $url;
}
public function output() {
$this->flush();
$this->outputFooter();
}
/**
* Get the raw vector CSS, flipping if needed
* @param $dir String 'ltr' or 'rtl'
* @return String
*/
public function getCSS( $dir ) {
$skinDir = dirname( dirname( dirname( __FILE__ ) ) ) . '/skins';
$vectorCssFile = "$skinDir/vector/screen.css";
$configCssFile = "$skinDir/common/config.css";
$css = '';
wfSuppressWarnings();
$vectorCss = file_get_contents( $vectorCssFile );
$configCss = file_get_contents( $configCssFile );
wfRestoreWarnings();
if( !$vectorCss || !$configCss ) {
$css = "/** Your webserver cannot read $vectorCssFile or $configCssFile, please check file permissions */";
}
$css .= str_replace( 'images/', '../skins/vector/images/', $vectorCss ) . "\n" . str_replace( 'images/', '../skins/common/images/', $configCss );
if( $dir == 'rtl' ) {
$css = CSSJanus::transform( $css, true );
}
return $css;
}
/**
* <link> to index.php?css=foobar for the <head>
* @return String
*/
private function getCssUrl( ) {
return Html::linkedStyle( $_SERVER['PHP_SELF'] . '?css=' . $this->getDir() );
}
public function useShortHeader( $use = true ) {
$this->useShortHeader = $use;
}
public function allowFrames( $allow = true ) {
$this->allowFrames = $allow;
}
public function flush() {
if ( !$this->headerDone ) {
$this->outputHeader();
}
if ( !$this->redirectTarget && strlen( $this->contents ) ) {
echo $this->contents;
flush();
$this->contents = '';
}
}
/**
* @return string
*/
public function getDir() {
global $wgLang;
return is_object( $wgLang ) ? $wgLang->getDir() : 'ltr';
}
/**
* @return string
*/
public function getLanguageCode() {
global $wgLang;
return is_object( $wgLang ) ? $wgLang->getCode() : 'en';
}
/**
* @return array
*/
public function getHeadAttribs() {
return array(
'dir' => $this->getDir(),
'lang' => $this->getLanguageCode(),
);
}
/**
* Get whether the header has been output
* @return bool
*/
public function headerDone() {
return $this->headerDone;
}
public function outputHeader() {
$this->headerDone = true;
$dbTypes = $this->parent->getDBTypes();
$this->parent->request->response()->header( 'Content-Type: text/html; charset=utf-8' );
if (!$this->allowFrames) {
$this->parent->request->response()->header( 'X-Frame-Options: DENY' );
}
if ( $this->redirectTarget ) {
$this->parent->request->response()->header( 'Location: '.$this->redirectTarget );
return;
}
if ( $this->useShortHeader ) {
$this->outputShortHeader();
return;
}
?>
<?php echo Html::htmlHeader( $this->getHeadAttribs() ); ?>
<head>
<meta name="robots" content="noindex, nofollow" />
<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
<title><?php $this->outputTitle(); ?></title>
<?php echo Html::linkedStyle( '../skins/common/shared.css' ) . "\n"; ?>
<?php echo $this->getCssUrl() . "\n"; ?>
<?php echo Html::inlineScript( "var dbTypes = " . Xml::encodeJsVar( $dbTypes ) ) . "\n"; ?>
<?php echo $this->getJQuery() . "\n"; ?>
<?php echo Html::linkedScript( '../skins/common/config.js' ) . "\n"; ?>
</head>
<?php echo Html::openElement( 'body', array( 'class' => $this->getDir() ) ) . "\n"; ?>
<div id="mw-page-base"></div>
<div id="mw-head-base"></div>
<div id="content">
<div id="bodyContent">
<h1><?php $this->outputTitle(); ?></h1>
<?php
}
public function outputFooter() {
if ( $this->useShortHeader ) {
?>
</body></html>
<?php
return;
}
?>
</div></div>
<div id="mw-panel">
<div class="portal" id="p-logo">
<a style="background-image: url(../skins/common/images/mediawiki.png);"
href="http://www.mediawiki.org/"
title="Main Page"></a>
</div>
<script type="text/javascript"> if (window.isMSIE55) fixalpha(); </script>
<div class="portal"><div class="body">
<?php
echo $this->parent->parse( wfMsgNoTrans( 'config-sidebar' ), true );
?>
</div></div>
</div>
</body>
</html>
<?php
}
public function outputShortHeader() {
?>
<?php echo Html::htmlHeader( $this->getHeadAttribs() ); ?>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
<meta name="robots" content="noindex, nofollow" />
<title><?php $this->outputTitle(); ?></title>
<?php echo $this->getCssUrl() . "\n"; ?>
<?php echo $this->getJQuery(); ?>
<?php echo Html::linkedScript( '../skins/common/config.js' ); ?>
</head>
<body style="background-image: none">
<?php
}
public function outputTitle() {
global $wgVersion;
echo htmlspecialchars( wfMsg( 'config-title', $wgVersion ) );
}
public function getJQuery() {
return Html::linkedScript( "../resources/jquery/jquery.js" );
}
}