Документ взят из кэша поисковой машины. Адрес оригинального документа : http://hea.iki.rssi.ru/integral06/internal/index.php~
Дата изменения: Wed Mar 21 23:31:55 2007
Дата индексирования: Mon Oct 1 23:05:08 2012
Кодировка:
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// ---------------------------------------------------------------------------
// SimplyBibTeX - simple PHP BibTeX viewer
// ---------------------------------------------------------------------------
// Module : example for the interface
// Description : implements a very simple viewer interface
// Author : Hartmut Seichter
// License : GPL
// CVS : $Id: index.php,v 1.27 2005/02/07 14:35:46 seichter Exp $
// ---------------------------------------------------------------------------

require_once('include/bibtex.php');
require_once('include/view.php');
require_once('include/globals.php');
require_once('include/admin.php');
require_once('include/functions.php');

$admin = new Admin();

$cache_extension = $_SERVER['REQUEST_URI'];

if (!$admin->isInstalled()) {

$admin->doInstall();
} else {

/* generates a form to change the BibTeX file */
function get_file_form($current)
{
global $cfg;

$menu = '';
return $menu;
}

/* generate an upload form */
function get_upload_form()
{
$form = '';

return $form;
}

/* get the meta */
function get_meta($file) {

$metafile = $file . '.meta';
$meta = (file_exists($metafile)) ? implode(file($metafile)) : "";
return $meta;
}

/* generate an meta information form */
function get_meta_form($file)
{
$form = '';

return $form;
}

/* generate an upload form */
function get_item_form($file)
{

$form = '';

return $form;
}

/* return the help file */
function get_help() {

global $cfg;
$help = (file_exists($cfg['helpfile'])) ? implode('
',file($cfg['helpfile'])) : "Help not installed!";
return $help;
}

/* generate an upload form */
function get_bibtex_form()
{
$meta = "";
$form = '';

return $form;
}

/* generates the internal help */
function get_search_form($current)
{
$string = "";
$form = '';

return $form;
}

/* generates a link to the RSS feed of the current database */
function get_rss_link($directory,$current)
{
return $_SERVER['PHP_SELF'].'?feed=rss2&db='.$current;
};

/* generates a link to the Atom feed of the current database */
function get_atom_link($directory,$current)
{
return $_SERVER['PHP_SELF'].'?feed=atom&db='.$current;
};

/* generates the current possition of the script on the server */
function get_link($current)
{
$trans = get_html_translation_table(HTML_ENTITIES);
$urls = explode('?','http://'.strtr($_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'],$trans));

return $urls[0];
}

/* get the internal configuration */
global $cfg;

/* check if we been asked to render a feed */
$feed = get_get('feed',NULL);

/* check if we been asked to render a PDF */
$pdf = get_get('pdf',NULL);

$templates = array();

$output = '';

$file = get_post('db',NULL);

if (!$file)
$file = get_get('db',Property::get($cfg['config'],'default'));

/* if the request does not ask for a feed it renders XHTML */
if (!$feed & !$pdf)
{

$id = get_get('id',-1);

$file = stripslashes($file);

$search = get_get('find',NULL);

$bib = new BibTeX($file);
$bib->parse();

/* load the HTML templates */
$templates['viewer'] = new Template('templates/viewer.tpl',
$cfg['cache'],
$cache_extension);

$templates['content'] = new Template('templates/simple.tpl',
$cfg['cache'],
$cache_extension);

/* set up internal links */
$templates['viewer']->set('baselink',get_link($file));
$templates['content']->set('link',get_link($file));
$templates['content']->set('db',$file);
$templates['viewer']->set('file',$file);

/* time */
$templates['viewer']->set('time',date("r", time()));
$templates['viewer']->set('dbtime',date("r", filemtime($file)));
$templates['content']->set('dbtime',date("r", filemtime($file)));

$templates['viewer']->set('rss2',get_rss_link('bibs',$file));
$templates['viewer']->set('atom',get_atom_link('bibs',$file));

/* set all the forms */
$templates['viewer']->set('form_select',get_file_form($file));
$templates['viewer']->set('form_upload',get_upload_form());
$templates['viewer']->set('form_meta',get_meta_form($file));
$templates['viewer']->set('form_search',get_search_form($file));
$templates['viewer']->set('form_additem',get_item_form($file));

/* set SimplyBibTeX strings */
$templates['viewer']->set('sbx_version',$cfg['version']);
// $templates['viewer']->set('sbx_copy',$cfg['copy']);
$templates['viewer']->set('sbx_help',get_help());

$viewer = new View();

$output = $viewer->get_html('BibTeX Viewer '.$file,$bib,$templates,$id, $search);

} elseif ($feed && !$pdf) {

$file = $_GET['db'];

$bib = new BibTeX($file);
$bib->parse();

/* if we send a feed, it is definitly XML encoded */
$output .= "\n";

/* check if requested feed is RSS 2.0 */
if ($feed == 'rss2')
{
/* load the RSS templates */
$templates['viewer'] = new Template('templates/rss_viewer.tpl',
$cfg['cache'],
$cache_extension);
$templates['content'] = new Template('templates/rss_item.tpl',
$cfg['cache'],
$cache_extension);

/* RSS needs to be send with a proper HTTP header */
header('Content-Type: text/xml');

/* or if it is Atom */
} elseif ($feed == 'atom') {

/* load the Atom templates */
$templates['viewer'] = new Template('templates/atom_viewer.tpl',
$cfg['cache'],
$cache_extension);
$templates['content'] = new Template('templates/atom_item.tpl',
$cfg['cache'],
$cache_extension);

/* Atom needs to be send with this content type */
header('Content-Type: application/xml');
};

/* set SimplyBibTeX strings */
$templates['viewer']->set('sbx_version',$cfg['version']);
// $templates['viewer']->set('sbx_copy',$cfg['copy']);

/* set up internal links */
$templates['viewer']->set('baselink',get_link($file));
$templates['content']->set('link',get_link($file));
$templates['content']->set('db',$file);

/* set up time for the database and the core system */
$templates['viewer']->set('time',date("r", time()));
$templates['viewer']->set('dbtime',date("r", filemtime($file)));
$templates['content']->set('dbtime',date("r", filemtime($file)));

/* create a viewer */
$viewer = new View();

/* generate the feed output through the templates */
$output .= $viewer->get_rss('BibTeX Viewer '.$file,$bib,$templates,$_SERVER['PHP_SELF']);

/* let the client know how many bytes we gonna send */
header('Content-Length: ' . strlen($output));

} elseif ($pdf == '1')
{
/* TODO implement that */
} else
{
/* TODO: render a error message? HTML is the base */
};

/* output the rendered content */
echo $output;

} // is installed

?>