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<?php // -*-php-*-
rcs_id('$Id: CreateBib.php,v 1.1 2006/03/07 21:02:36 rurban Exp $');
/*
Copyright 2004 $ThePhpWikiProgrammingTeam
This file is part of PhpWiki.
PhpWiki 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.
PhpWiki 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 PhpWiki; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* CreateBib: Automatically create a BibTex file from page
*
* Usage:
* <?plugin CreateBib pagename||=whatever ?>
*
* @author: Lea Viljanen
*/
class WikiPlugin_CreateBib
extends WikiPlugin
{
function getName() {
return _("CreateBib");
}
function getDescription() {
return _("Automatically create a Bibtex file from linked pages");
}
function getVersion() {
return preg_replace("/[Revision: $]/", '',
"\$Revision: 1.1 $");
}
function getDefaultArguments() {
return array( 'pagename' => '[pagename]', // The page from which the BibTex file is generated
);
}
function preg_quote ($heading) {
return str_replace(array("/",".","?","*"),
array('\/','\.','\?','\*'), $heading);
}
// Have to include the $starttag and $endtag to the regexps...
function extractBibTeX (&$content, $starttag, $endtag)
{
$bib = array();
$start = false;
$stop = false;
for ($i=0; $i<count($content); $i++)
{
// $starttag shows when to start
if (preg_match('/^@/',$content[$i],$match)) {
$start = true;
}
// $endtag shows when to stop
else if (preg_match('/^\}/',$content[$i],$match)) {
$stop = true;
}
if ($start) {
$bib[] = $content[$i];
if ($stop) $start = false;
}
}
return $bib;
}
// Extract article links. Current markup is by * characters...
// Assume straight list
function extractArticles (&$content) {
$articles = array();
for ($i=0; $i<count($content); $i++) {
// Should match "* [WikiPageName] whatever"
//if (preg_match('/^\s*\*\s+(\[.+\])/',$content[$i],$match))
if (preg_match('/^\s*\*\s+\[(.+)\]/',$content[$i],$match))
{
$articles[] = $match[1];
}
}
return $articles;
}
function dumpFile(&$thispage, $filename) {
include_once("lib/loadsave.php");
$mailified = MailifyPage($thispage);
$attrib = array('mtime' => $thispage->get('mtime'), 'is_ascii' => 1);
$zip = new ZipWriter("Created by PhpWiki " . PHPWIKI_VERSION, $filename);
$zip->addRegularFile( FilenameForPage($thispage->getName()),
$mailified, $attrib);
$zip->finish();
}
function run($dbi, $argstr, $request, $basepage) {
extract($this->getArgs($argstr, $request));
if ($pagename) {
// Expand relative page names.
$page = new WikiPageName($pagename, $basepage);
$pagename = $page->name;
}
if (!$pagename) {
return $this->error(_("no page specified"));
}
// Get the links page contents
$page = $dbi->getPage($pagename);
$current = $page->getCurrentRevision();
$content = $current->getContent();
// Prepare the button to trigger dumping
$dump_url = $request->getURLtoSelf(array("file" => "tube.bib"));
global $WikiTheme;
$dump_button = $WikiTheme->makeButton("To File",
$dump_url , 'foo');
$html = HTML::div(array('class' => 'bib','align' => 'left'));
$html->pushContent($dump_button, ' ');
$list = HTML::pre(array('name'=>'biblist','id'=>'biblist',
'class' => 'bib'));
// Let's find the subpages
if ($articles = $this->extractArticles($content)) {
foreach ($articles as $h) {
// Now let's get the bibtex information from that subpage
$subpage = $dbi->getPage($h);
$subversion = $subpage->getCurrentRevision();
$subcontent = $subversion->getContent();
$bib = $this->extractBibTeX($subcontent, "@", "}");
// ...and finally just push the bibtex data to page
$foo = implode("\n", $bib);
$bar = $foo . "\n\n";
$list->pushContent(HTML::raw($bar));
}
}
$html->pushContent($list);
if ($request->getArg('file')) {
// Yes, we want to dump this somewhere
// Get the contents of this page
$p = $dbi->getPage($pagename);
$c = $p->getCurrentRevision();
$pagedata = $c->getContent();
$this->dumpFile($pagedata, $request->getArg('file'));
}
return $html;
}
};
// $Log: CreateBib.php,v $
// Revision 1.1 2006/03/07 21:02:36 rurban
// contributed by Lea Viljanen
//
// Based on CreateTOC
// For emacs users
// Local Variables:
// mode: php
// tab-width: 8
// c-basic-offset: 4
// c-hanging-comment-ender-p: nil
// indent-tabs-mode: nil
// End:
?>
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