* @author Andreas Gohr */ // must be run within Dokuwiki if (!defined('DOKU_INC')) die(); if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN', DOKU_INC . 'lib/plugins/'); class action_plugin_dw2pdf extends DokuWiki_Action_Plugin { /** * Register the events */ function register(&$controller) { $controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'convert',array()); } function convert(&$event, $param) { global $ACT; global $REV; global $ID; global $conf; // our event? if (( $ACT != 'export_pdfbook' ) && ( $ACT != 'export_pdf' )) return false; // check user's rights if ( auth_quickaclcheck($ID) < AUTH_READ ) return false; // it's ours, no one else's $event->preventDefault(); // initialize PDF library require_once(dirname(__FILE__)."/DokuPDF.class.php"); $mpdf = new DokuPDF(); // some default settings $mpdf->mirrorMargins = 1; // Use different Odd/Even headers and footers and mirror margins $mpdf->defaultheaderfontsize = 8; // in pts $mpdf->defaultheaderfontstyle = ''; // blank, B, I, or BI $mpdf->defaultheaderline = 1; // 1 to include line below header/above footer $mpdf->defaultfooterfontsize = 8; // in pts $mpdf->defaultfooterfontstyle = ''; // blank, B, I, or BI $mpdf->defaultfooterline = 1; // 1 to include line below header/above footer // prepare HTML header styles $html = ''; $html .= ''; $html .= ''; // set headers/footers $this->prepare_headers($mpdf); // one or multiple pages? $list = array(); if ( $ACT == 'export_pdf' ) { $list[0] = $ID; } elseif (isset($_COOKIE['list-pagelist'])) { $list = explode("|", $_COOKIE['list-pagelist']); } // loop over all pages $cnt = count($list); for($n=0; $n<$cnt; $n++){ $page = $list[$n]; $html .= p_wiki_xhtml($page,$REV,false); if($this->getConf('addcitation')){ $html .= $this->citation($page); } if ($n < ($cnt - 1)){ $html .= ''; } } $this->arrangeHtml($html, $this->getConf("norender")); $mpdf->WriteHTML($html); $title = $_GET['pdfbook_title']; if(!$title) $title = noNS($ID); $output = 'I'; if($this->getConf('output') == 'file') $output = 'D'; $mpdf->Output(urlencode($title).'.pdf', $output); exit(); } /** * Setup the page headers and footers */ protected function prepare_headers(&$mpdf){ global $ID; global $REV; global $conf; if($_GET['pdfbook_title']){ $title = $_GET['pdfbook_title']; }else{ $title = p_get_first_heading($ID); } if(!$title) $title = noNS($ID); $iddata = p_get_metadata($ID,'date'); // prepare replacements $replace = array( '@ID@' => $ID, '@PAGE@' => '{PAGENO}', '@PAGES@' => '{nb}', '@TITLE@' => $title, '@WIKI@' => $conf['title'], '@WIKIURL@' => DOKU_URL, '@UPDATE@' => dformat($iddata['modified']), '@PAGEURL@' => wl($ID,array('rev'=>$REV), true, "&"), '@DATE@' => dformat(time()), ); // do the replacements $fo = str_replace(array_keys($replace), array_values($replace), $this->getConf("footer_odd")); $fe = str_replace(array_keys($replace), array_values($replace), $this->getConf("footer_even")); $ho = str_replace(array_keys($replace), array_values($replace), $this->getConf("header_odd")); $he = str_replace(array_keys($replace), array_values($replace), $this->getConf("header_even")); // set the headers/footers $mpdf->SetHeader($ho); $mpdf->SetHeader($he, 'E'); $mpdf->SetFooter($fo); $mpdf->SetFooter($fe, 'E'); // title $mpdf->SetTitle($title); } /** * Fix up the HTML a bit * * FIXME This is far from perfect and will modify things within code and * nowiki blocks. It would probably be a good idea to use a real HTML * parser or our own renderer instead of modifying the HTML at all. */ protected function arrangeHtml(&$html, $norendertags = '' ) { // add bookmark links $bmlevel = $this->getConf('maxbookmarks'); if($bmlevel > 0) { $html = preg_replace("/\(.+?)\<\/a\>/s",'$2',$html); for ($j = 1; $j<=$bmlevel; $j++) { $html = preg_replace("/\(.+?)\<\/h".$j."\>/s",'$1',$html); } } // insert a pagebreak for support of WRAP and PAGEBREAK plugins $html = str_replace('
','',$html); $html = str_replace('

','',$html); $html = str_replace('','',$html); // Customized to strip all span tags so that the wiki

 SQL would display properly
        $norender = explode(',',$this->getConf('norender'));
        $this->strip_only($html, $norender);
        $this->strip_htmlencodedchars($html);

        $html = str_replace('href="/','href="http://'.$_SERVER['HTTP_HOST'].'/',$html);

    }

    /**
     * Create the citation box
     *
     * @todo can we drop the inline style here?
     */
    protected function citation($page) {
        global $conf;

        $date = filemtime(wikiFN($page));
        $html  = '';
        $html .= "

";
        $html .= "From:
";
        $html .= "".DOKU_URL." - "."".$conf['title']."";
        $html .= "

Permanent link:
";
        $html .= "".wl($page, false, true, "&")."";
        $html .= "

Last update: ".dformat($date)."
";
        $html .= "";
        return $html;
    }

    /**
     * Strip unwanted tags
     *
     * @fixme could this be done by strip_tags?
     * @author Jared Ong
     */
    protected function strip_only(&$str, $tags) {
        if(!is_array($tags)) {
            $tags = (strpos($str, '>') !== false ? explode('>', str_replace('<', '', $tags)) : array($tags));
            if(end($tags) == '') array_pop($tags);
        }
        foreach($tags as $tag) $str = preg_replace('#]*>#is', '', $str);
    }

    /**
     * Replace ' " > < &
     *
     * @fixme do we really need this? wouldn't this break things?
     * @fixme and if we really need it, do correct numeric decoding
     */
    protected function strip_htmlencodedchars(&$str) {
        $str = htmlspecialchars_decode($str);
        $str = str_replace(''', '\'', $str);
    }
}