Extension:Pdf Export Dompdf

<?php
//modified by ah, 20.01.2008
//using dompdf
 
if ( !defined( 'MEDIAWIKI' ) ) {
?>
<p>This is the PdfExport extension. To enable it, put </p>
<pre>require_once("$IP/extensions/PdfExport/PdfExport.php");</pre>
<p>at the bottom of your LocalSettings.php.</p>
<?php
        exit(1);
}
 
# HACK WARNING! if you get warnings about headers uncomment this
#ob_start(); 
 
require_once ("$IP/includes/SpecialPage.php");
# Internationalisation file
require_once( 'PdfExport.i18n.php' );
 
$wgExtensionFunctions[] = 'wfSpecialPdf';
$wgExtensionCredits['specialpage'][] = array(
        'name' => 'PdfExport mod. by ah',
        'author' =>' Thomas Hempel',
        'version' => '1.1.11238 (14-September-2007) ',
        'description' => 'renders a page as pdf using pdflib and dompdf',
        'url' => 'http://www.mediawiki.org/wiki/Extension:Pdf_Export'
);
 
# Add special page.
$wgSpecialPages['PdfPrint'] = array('SpecialPdf');
 
$wgHooks['SkinTemplateBuildNavUrlsNav_urlsAfterPermalink'][] = 'wfSpecialPdfNav';
$wgHooks['MonoBookTemplateToolboxEnd'][] = 'wfSpecialPdfToolbox';
 
        class SpecialPdf extends SpecialPage {
                var $title;
                var $article;
                var $html;
                var $parserOptions;
                var $bhtml;
 
                function SpecialPdf() {
                        parent::__construct( 'PdfPrint' );
                }
 
                function execute( $par ) {
                        global $wgRequest;
                        global $wgOut;
                        global $wgUser;
                        global $wgParser;
                        global $wgScriptPath;
                        global $wgServer;
			global $IP;
 
                        $returnStatus = 0; 
                        $baseTmpPath = "/tmp";
 
                        $os = getenv("SERVER_SOFTWARE");
                        $page = isset( $par ) ? $par : $wgRequest->getText( 'page' ); 
                        $title = Title::newFromText( $page );
                        $article = new Article ($title);
                        $wgOut->setPrintable();
                        $wgOut->disable();
                        $parserOptions = ParserOptions::newFromUser( $wgUser );
                        $parserOptions->setEditSection( false );
                        $parserOptions->setTidy(true);
                        $wgParser->mShowToc = false;
                        $parserOutput = $wgParser->parse( $article->preSaveTransform( $article->getContent() ) ."\n\n",
                                        $title, $parserOptions );
 
                        $bhtml = $parserOutput->getText();
			$cats = "";
			$cat = $parserOutput->getCategoryLinks();
 
			foreach ($cat as $c) {
				$cats .= "<li>" . utf8_decode ($c) . "</li>";
			}
			if ($cats!="") $cats = "<ul>$cats</ul>";
 
			$author = $article->getUserText();
			$date = date ("d.n.Y", strtotime($article->getTimestamp()) );
			$now = date ("d.n.Y");
 
			$info = "<table style='width: 100%; border: 1px solid black;'><tr>";
			$info .= "<td>Autor: " . $author . "<br />Datum: " . $date . "<br />gespeichert: " . $now . "</td>";
			$info .= "<td>$cats</td></tr></table>";
 
                        $bhtml = utf8_decode($bhtml);
 
                        $bhtml = str_replace ($wgScriptPath, $wgServer . $wgScriptPath, $bhtml);
                        $bhtml = str_replace ('/w/',$wgServer . '/w/', $bhtml);
 
			$css = "<style>body {padding: 30px;}</style>"; 
 
			$header_footer = 
"<script type=\"text/php\">
 
if ( isset(\$pdf) ) {
 
  \$font = Font_Metrics::get_font(\"verdana\");
  \$size = 10;
  \$color = array(0,0,0);
  \$text_height = Font_Metrics::get_font_height(\$font, \$size);
 
  \$foot = \$pdf->open_object();
 
  \$w = \$pdf->get_width();
  \$h = \$pdf->get_height();
 
  // Draw a line along the bottom
  \$y = \$h - 2 * \$text_height - 24;
  \$pdf->line(16, \$y, \$w - 16, \$y, \$color, 1);
 
  \$y += \$text_height;
 
  \$text = \"$author, $date\";
  \$pdf->text(16, \$y, \$text, \$font, \$size, \$color);
 
  \$pdf->close_object();
  \$pdf->add_object(\$foot, \"all\");
 
  \$text = \"Seite {PAGE_NUM}/{PAGE_COUNT}\";  
 
  \$width = Font_Metrics::get_text_width(\"Page 10/20\", \$font, \$size);
  \$pdf->page_text(\$w-5 - \$width, \$y, \$text, \$font, \$size, \$color);
 
}
</script>
";
 
                        $html = "<html><head><title>" . utf8_decode($page) . "</title>$css</head><body>$info<h1>" . utf8_decode($title->getText()) . "</h1>" . $bhtml . "$header_footer</body></html>";
 
			//removed lines
 
			//added by ah, using dompdf
			$html = str_replace ("src=\"/images", "src=\"images", $html);
			$html = str_replace ('<img src="/skins/common/images/magnify-clip.png" width="15" height="11" alt="" />', "", $html);
 
			require_once("$IP/extensions/dompdf/dompdf_config.inc.php");
 
			$dompdf = new DOMPDF();
			$dompdf->set_base_path("$IP/");
			$dompdf->set_paper ("a4");
			$dompdf->load_html($html);
			$dompdf->render();
			$dompdf->stream(utf8_decode($page) . ".pdf", array('Attachment'=>0));
 
                }
        }
 
function wfSpecialPdf() {
        global $IP, $wgMessageCache;
 
        # Add messages
        global $wgPdfExportMessages;
        foreach( $wgPdfExportMessages as $lang => $messages ) {
                $wgMessageCache->addMessages( $messages, $lang );
        }
}
 
function wfSpecialPdfNav( &$skintemplate, &$nav_urls, &$oldid, &$revid ) {
        $nav_urls['pdfprint'] = array(
                        'text' => wfMsg( 'pdf_print_link' ),
                        'href' => $skintemplate->makeSpecialUrl( 'PdfPrint', "page=" . wfUrlencode( "{$skintemplate->thispage}" )  )
                );
        return true;
}
 
function wfSpecialPdfToolbox( &$monobook ) {
        if ( isset( $monobook->data['nav_urls']['pdfprint'] ) )
                if ( $monobook->data['nav_urls']['pdfprint']['href'] == '' ) {
                        ?><li id="t-ispdf"><?php echo $monobook->msg( 'pdf_print_link' ); ?></li><?php
                } else {
                        ?><li id="t-pdf"><?php
                                ?><a href="<?php echo htmlspecialchars( $monobook->data['nav_urls']['pdfprint']['href'] ) ?>"><?php
                                        echo $monobook->msg( 'pdf_print_link' );
                                ?></a><?php
                        ?></li><?php
                }
        return true;
}