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<?php
/**
* Template Functions
*
* This file provides template specific custom functions that are
* not provided by the DokuWiki core.
* It is common practice to start each function with an underscore
* to make sure it won't interfere with future core functions.
*/
// must be run from within DokuWiki
if (!defined('DOKU_INC')) die();
/**
* Create link/button to discussion page and back
*
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_discussion($discussionPage,$title,$backTitle,$link=0,$wrapper=0) {
global $ID;
$discussPage = str_replace('@ID@',$ID,$discussionPage);
$discussPageRaw = str_replace('@ID@','',$discussionPage);
$isDiscussPage = strpos($ID,$discussPageRaw)!==false;
$backID = str_replace($discussPageRaw,'',$ID);
if ($wrapper) echo "<$wrapper>";
if ($isDiscussPage) {
if ($link)
tpl_pagelink($backID,$backTitle);
else
echo html_btn('back2article',$backID,'',array(),'get',0,$backTitle);
} else {
if ($link)
tpl_pagelink($discussPage,$title);
else
echo html_btn('discussion',$discussPage,'',array(),'get',0,$title);
}
if ($wrapper) echo "</$wrapper>";
}
/**
* Create link/button to user page
*
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_userpage($userPage,$title,$link=0,$wrapper=0) {
if (!$_SERVER['REMOTE_USER']) return;
global $conf;
$userPage = str_replace('@USER@',$_SERVER['REMOTE_USER'],$userPage);
if ($wrapper) echo "<$wrapper>";
if ($link)
tpl_pagelink($userPage,$title);
else
echo html_btn('userpage',$userPage,'',array(),'get',0,$title);
if ($wrapper) echo "</$wrapper>";
}
/**
* Create link/button to register page
* DW versions > 2011-02-20 can use the core function tpl_action('register')
*
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_register($link=0,$wrapper=0) {
global $conf;
global $lang;
global $ID;
$lang_register = !empty($lang['btn_register']) ? $lang['btn_register'] : $lang['register'];
if ($_SERVER['REMOTE_USER'] || !$conf['useacl'] || !actionOK('register')) return;
if ($wrapper) echo "<$wrapper>";
if ($link)
tpl_link(wl($ID,'do=register'),$lang_register,'class="action register" rel="nofollow"');
else
echo html_btn('register',$ID,'',array('do'=>'register'),'get',0,$lang_register);
if ($wrapper) echo "</$wrapper>";
}
/**
* Wrapper around custom template actions
*
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_action($type,$link=0,$wrapper=0) {
switch ($type) {
case 'discussion':
if (tpl_getConf('discussionPage')) {
_tpl_discussion(tpl_getConf('discussionPage'),tpl_getLang('discussion'),tpl_getLang('back_to_article'),$link,$wrapper);
}
break;
case 'userpage':
if (tpl_getConf('userPage')) {
_tpl_userpage(tpl_getConf('userPage'),tpl_getLang('userpage'),$link,$wrapper);
}
break;
case 'register':
_tpl_register($link,$wrapper);
break;
}
}
/**
* Returns icon from data/media root directory if it exists, otherwise
* the one in the template's image directory.
*
* @param bool $abs - if to use absolute URL
* @param string $fileName - file name of icon
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_getFavicon($abs=false, $fileName='favicon.ico') {
if (file_exists(mediaFN($fileName))) {
return ml($fileName, '', true, '', $abs);
}
if($abs) {
return DOKU_URL.substr(DOKU_TPL.'images/'.$fileName, strlen(DOKU_REL));
}
return DOKU_TPL.'images/'.$fileName;
}
/* use core function if available, otherwise the custom one */
if (!function_exists('tpl_getFavicon')) {
function tpl_getFavicon($abs=false, $fileName='favicon.ico'){
_tpl_getFavicon($abs, $fileName);
}
}
/**
* Returns <link> tag for various icon types (favicon|mobile|generic)
*
* @param array $types - list of icon types to display (favicon|mobile|generic)
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_favicon($types=array('favicon')) {
$return = '';
foreach ($types as $type) {
switch($type) {
case 'favicon':
$return .= '<link rel="shortcut icon" href="'.tpl_getFavicon().'" />'.NL;
break;
case 'mobile':
$return .= '<link rel="apple-touch-icon" href="'.tpl_getFavicon(false, 'apple-touch-icon.png').'" />'.NL;
break;
case 'generic':
// ideal world solution, which doesn't work in any browser yet
$return .= '<link rel="icon" href="'.tpl_getFavicon(false, 'icon.svg').'" type="image/svg+xml" />'.NL;
break;
}
}
return $return;
}
/* use core function if available, otherwise the custom one */
if (!function_exists('tpl_favicon')) {
function tpl_favicon($types=array('favicon')){
_tpl_favicon($types);
}
}
/**
* Include additional html file from conf directory if it exists, otherwise use
* file in the template's root directory.
*
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_include($fn) {
$confFile = DOKU_CONF.$fn;
$tplFile = dirname(__FILE__).'/'.$fn;
if (file_exists($confFile))
include($confFile);
else if (file_exists($tplFile))
include($tplFile);
}
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