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<?php
/**
* Archive Plugin: displays links to all wiki pages from a given month
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Esther Brunner <wikidesign@gmail.com>
*/
// must be run within Dokuwiki
if(!defined('DOKU_INC')) die();
if(!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
require_once(DOKU_PLUGIN.'syntax.php');
/**
* All DokuWiki plugins to extend the parser/rendering mechanism
* need to inherit from this class
*/
class syntax_plugin_blog_archive extends DokuWiki_Syntax_Plugin {
function getInfo() {
return array(
'author' => 'Gina Häußge, Michael Klier, Esther Brunner',
'email' => 'dokuwiki@chimeric.de',
'date' => @file_get_contents(DOKU_PLUGIN . 'blog/VERSION'),
'name' => 'Blog Plugin (archive component)',
'desc' => 'Displays a list of wiki pages from a given month',
'url' => 'http://wiki.splitbrain.org/plugin:blog',
);
}
function getType() { return 'substition'; }
function getPType() { return 'block'; }
function getSort() { return 309; }
function connectTo($mode) {
$this->Lexer->addSpecialPattern('\{\{archive>.*?\}\}', $mode, 'plugin_blog_archive');
}
function handle($match, $state, $pos, &$handler) {
global $ID;
$match = substr($match, 10, -2); // strip {{archive> from start and }} from end
list($match, $flags) = explode('&', $match, 2);
$flags = explode('&', $flags);
list($match, $refine) = explode(' ', $match, 2);
list($ns, $rest) = explode('?', $match, 2);
if (!$rest) {
$rest = $ns;
$ns = '';
}
if ($ns == '') $ns = cleanID($this->getConf('namespace'));
elseif (($ns == '*') || ($ns == ':')) $ns = '';
elseif ($ns == '.') $ns = getNS($ID);
else $ns = cleanID($ns);
// daily archive
if (preg_match("/\d{4}-\d{2}-\d{2}/", $rest)) {
list($year, $month, $day) = explode('-', $rest, 3);
$start = mktime(0, 0, 0, $month, $day, $year);
$end = $start + 24*60*60;
// monthly archive
} elseif (preg_match("/\d{4}-\d{2}/", $rest)) {
list($year, $month) = explode('-', $rest, 2);
// calculate start and end times
$nextmonth = $month + 1;
$year2 = $year;
if ($nextmonth > 12) {
$nextmonth = 1;
$year2 = $year + 1;
}
$start = mktime(0, 0, 0, $month, 1, $year);
$end = mktime(0, 0, 0, $nextmonth, 1, $year2);
// a whole year
} elseif (preg_match("/\d{4}/", $rest)) {
$start = mktime(0, 0, 0, 1, 1, $rest);
$end = mktime(0, 0, 0, 1, 1, $rest + 1);
// all entries from that namespace up to now
} elseif ($rest == '*') {
$start = 0;
$end = time();
// unknown format
} else {
return false;
}
return array($ns, $start, $end, $flags, $refine);
}
function render($mode, &$renderer, $data) {
list($ns, $start, $end, $flags, $refine) = $data;
// get the blog entries for our namespace
if ($my =& plugin_load('helper', 'blog')) $entries = $my->getBlog($ns);
// use tag refinements?
if ($refine) {
if (plugin_isdisabled('tag') || (!$tag = plugin_load('helper', 'tag'))) {
msg($this->getLang('missing_tagplugin'), -1);
} else {
$entries = $tag->tagRefine($entries, $refine);
}
}
if (!$entries) return true; // nothing to display
if ($mode == 'xhtml') {
// prevent caching for current month to ensure content is always fresh
if (time() < $end) $renderer->info['cache'] = false;
// let Pagelist Plugin do the work for us
if (plugin_isdisabled('pagelist')
|| (!$pagelist =& plugin_load('helper', 'pagelist'))) {
msg($this->getLang('missing_pagelistplugin'), -1);
return false;
}
$pagelist->setFlags($flags);
$pagelist->startList();
foreach ($entries as $entry) {
// entry in the right date range?
if (($start > $entry['date']) || ($entry['date'] >= $end)) continue;
$pagelist->addPage($entry);
}
$renderer->doc .= $pagelist->finishList();
return true;
// for metadata renderer
} elseif ($mode == 'metadata') {
foreach ($entries as $entry) {
// entry in the right date range?
if (($start > $entry['date']) || ($entry['date'] >= $end)) continue;
$renderer->meta['relation']['references'][$entry['id']] = true;
}
return true;
}
return false;
}
}
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