Viewing file:  blog.php (7.49 KB) -rw-rw-r--
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<?php
/**
* Blog Plugin: displays a number of recent entries from the blog subnamespace
*
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Esther Brunner <wikidesign@gmail.com>
* @author Robert Rackl <wiki@doogie.de>
*/
// must be run within Dokuwiki
if (!defined('DOKU_INC')) die();
if (!defined('DOKU_LF')) define('DOKU_LF', "\n");
if (!defined('DOKU_TAB')) define('DOKU_TAB', "\t");
if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN', DOKU_INC.'lib/plugins/');
require_once(DOKU_PLUGIN.'syntax.php');
class syntax_plugin_blog_blog 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 (blog component)',
'desc' => 'Displays a number of recent entries from a given namesspace',
'url' => 'http://wiki.splitbrain.org/plugin:blog',
);
}
function getType() { return 'substition'; }
function getPType() { return 'block'; }
function getSort() { return 307; }
function connectTo($mode) {
$this->Lexer->addSpecialPattern('\{\{blog>.*?\}\}',$mode,'plugin_blog_blog');
}
function handle($match, $state, $pos, &$handler) {
global $ID;
$match = substr($match, 7, -2); // strip {{blog> from start and }} from end
list($match, $flags) = explode('&', $match, 2);
$flags = explode('&', $flags);
$flags[] = 'permalink'; // always make the first header of a blog entry a permalink
list($match, $refine) = explode(' ', $match, 2);
list($ns, $num) = explode('?', $match, 2);
if (!is_numeric($num)) {
if (is_numeric($ns)) {
$num = $ns;
$ns = '';
} else {
$num = 5;
}
}
if ($ns == '') $ns = cleanID($this->getConf('namespace'));
elseif (($ns == '*') || ($ns == ':')) $ns = '';
elseif ($ns == '.') $ns = getNS($ID);
else $ns = cleanID($ns);
return array($ns, $num, $flags, $refine);
}
function render($mode, &$renderer, $data) {
list($ns, $num, $flags, $refine) = $data;
$first = $_REQUEST['first'];
if (!is_numeric($first)) $first = 0;
// get the blog entries for our namespace
if ($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) {
if ((auth_quickaclcheck($ns.':*') >= AUTH_CREATE) && ($mode == 'xhtml')) {
$renderer->info['cache'] = false;
$renderer->doc .= $this->_newEntryForm($ns);
}
return true; // nothing to display
}
// slice the needed chunk of pages
$more = ((count($entries) > ($first + $num)) ? true : false);
$entries = array_slice($entries, $first, $num);
// load the include helper plugin
if (plugin_isdisabled('include') || (!$include =& plugin_load('helper', 'include'))) {
msg($this->getLang('missing_includeplugin'), -1);
return false;
}
if ($mode == 'xhtml') {
// prevent caching to ensure the included pages are always fresh
$renderer->info['cache'] = false;
// show new entry form
$perm_create = (auth_quickaclcheck($ns.':*') >= AUTH_CREATE);
if ($perm_create && ($this->getConf('formposition') == 'top'))
$renderer->doc .= $this->_newEntryForm($ns);
// current section level
$clevel = 0;
preg_match_all('|<div class="level(\d)">|i', $renderer->doc, $matches, PREG_SET_ORDER);
$n = count($matches)-1;
if ($n > -1) $clevel = $matches[$n][1];
$include->setLevel($clevel);
// close current section
if ($clevel) $renderer->doc .= '</div>'.DOKU_LF;
$renderer->doc .= '<div class="hfeed">'.DOKU_LF;
}
// now include the blog entries
foreach ($entries as $entry) {
if (!$include->setPage($entry)) continue; // returns false if include recursion
if ($mode == 'xhtml') {
$include->setFlags($flags);
$include->renderXHTML($renderer, $info);
} elseif ($mode == 'metadata') {
$renderer->meta['relation']['haspart'][$entry['id']] = true;
$include->pages = array(); // clear filechain - important!
}
}
if ($mode == 'xhtml') {
// resume the section
$renderer->doc .= '</div>'.DOKU_LF;
if ($clevel) $renderer->doc .= '<div class="level'.$clevel.'">'.DOKU_LF;
// show older / newer entries links
$renderer->doc .= $this->_browseEntriesLinks($more, $first, $num);
// show new entry form
if ($perm_create && ($this->getConf('formposition') == 'bottom'))
$renderer->doc .= $this->_newEntryForm($ns);
}
return true;
}
/* ---------- (X)HTML Output Functions ---------- */
/**
* Displays links to older newer entries of the blog namespace
*/
function _browseEntriesLinks($more, $first, $num) {
global $ID;
$ret = '';
$last = $first+$num;
if ($first > 0) {
$first -= $num;
if ($first < 0) $first = 0;
$ret .= '<p class="centeralign">'.DOKU_LF.'<a href="'.wl($ID, 'first='.$first).'"'.
' class="wikilink1"><< '.$this->getLang('newer').'</a>';
if ($more) $ret .= ' | ';
else $ret .= '</p>';
} else if ($more) {
$ret .= '<p class="centeralign">'.DOKU_LF;
}
if ($more) {
$ret .= '<a href="'.wl($ID, 'first='.$last).'" class="wikilink1">'.
$this->getLang('older').' >></a>'.DOKU_LF.'</p>'.DOKU_LF;
}
return $ret;
}
/**
* Displays a form to enter the title of a new entry in the blog namespace
* and then open that page in the edit mode
*/
function _newEntryForm($ns) {
global $lang;
global $ID;
return '<div class="newentry_form">'.DOKU_LF.
'<form id="blog__newentry_form" method="post" action="'.script().'" accept-charset="'.$lang['encoding'].'">'.DOKU_LF.
DOKU_TAB.'<fieldset>'.DOKU_LF.
DOKU_TAB.DOKU_TAB.'<legend>'.$this->getLang('newentry').'</legend>'.DOKU_LF.
DOKU_TAB.DOKU_TAB.'<input type="hidden" name="id" value="'.$ID.'" />'.DOKU_LF.
DOKU_TAB.DOKU_TAB.'<input type="hidden" name="do" value="newentry" />'.DOKU_LF.
DOKU_TAB.DOKU_TAB.'<input type="hidden" name="ns" value="'.$ns.'" />'.DOKU_LF.
DOKU_TAB.DOKU_TAB.'<input class="edit" type="text" name="title" id="blog__newentry_title" size="40" tabindex="1" />'.DOKU_LF.
DOKU_TAB.DOKU_TAB.'<input class="button" type="submit" value="'.$lang['btn_create'].'" tabindex="2" />'.DOKU_LF.
DOKU_TAB.'</fieldset>'.DOKU_LF.
'</form>'.DOKU_LF.
'</div>'.DOKU_LF;
}
}
// vim:ts=4:sw=4:et:enc=utf-8:
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