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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 "</$wrapper>";
}
/**
* Create link/button to register page
* @deprecated DW versions > 2011-02-20 can use the core function tpl_action('register')
*
* @author Anika Henke <anika@selfthinker.org>
*/
function _tpl_register($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, $wrapper);
}
break;
case 'register': // deprecated
_tpl_register($link, $wrapper);
break;
}
}
/* fallbacks for things missing in older DokuWiki versions
********************************************************************/
/* if newer settings exist in the core, use them, otherwise fall back to template settings */
if (!isset($conf['tagline'])) {
$conf['tagline'] = tpl_getConf('tagline');
}
if (!isset($conf['sidebar'])) {
$conf['sidebar'] = tpl_getConf('sidebarID');
}
/* these $lang strings are now in the core */
if (!isset($lang['user_tools'])) {
$lang['user_tools'] = tpl_getLang('user_tools');
}
if (!isset($lang['site_tools'])) {
$lang['site_tools'] = tpl_getLang('site_tools');
}
if (!isset($lang['page_tools'])) {
$lang['page_tools'] = tpl_getLang('page_tools');
}
if (!isset($lang['skip_to_content'])) {
$lang['skip_to_content'] = tpl_getLang('skip_to_content');
}
/**
* copied from core (available since Adora Belle)
*/
if (!function_exists('tpl_getMediaFile')) {
function tpl_getMediaFile($search, $abs = false, &$imginfo = null) {
$img = '';
$file = '';
$ismedia = false;
// loop through candidates until a match was found:
foreach($search as $img) {
if(substr($img, 0, 1) == ':') {
$file = mediaFN($img);
$ismedia = true;
} else {
$file = tpl_incdir().$img;
$ismedia = false;
}
if(file_exists($file)) break;
}
// fetch image data if requested
if(!is_null($imginfo)) {
$imginfo = getimagesize($file);
}
// build URL
if($ismedia) {
$url = ml($img, '', true, '', $abs);
} else {
$url = tpl_basedir().$img;
if($abs) $url = DOKU_URL.substr($url, strlen(DOKU_REL));
}
return $url;
}
}
/**
* copied from core (available since Angua)
*/
if (!function_exists('tpl_favicon')) {
function tpl_favicon($types = array('favicon')) {
$return = '';
foreach($types as $type) {
switch($type) {
case 'favicon':
$look = array(':wiki:favicon.ico', ':favicon.ico', 'images/favicon.ico');
$return .= '<link rel="shortcut icon" href="'.tpl_getMediaFile($look).'" />'.NL;
break;
case 'mobile':
$look = array(':wiki:apple-touch-icon.png', ':apple-touch-icon.png', 'images/apple-touch-icon.png');
$return .= '<link rel="apple-touch-icon" href="'.tpl_getMediaFile($look).'" />'.NL;
break;
case 'generic':
// ideal world solution, which doesn't work in any browser yet
$look = array(':wiki:favicon.svg', ':favicon.svg', 'images/favicon.svg');
$return .= '<link rel="icon" href="'.tpl_getMediaFile($look).'" type="image/svg+xml" />'.NL;
break;
}
}
return $return;
}
}
/**
* copied from core (available since Adora Belle)
*/
if (!function_exists('tpl_includeFile')) {
function tpl_includeFile($file) {
global $config_cascade;
foreach(array('protected', 'local', 'default') as $config_group) {
if(empty($config_cascade['main'][$config_group])) continue;
foreach($config_cascade['main'][$config_group] as $conf_file) {
$dir = dirname($conf_file);
if(file_exists("$dir/$file")) {
include("$dir/$file");
return;
}
}
}
// still here? try the template dir
$file = tpl_incdir().$file;
if(file_exists($file)) {
include($file);
}
}
}
/**
* copied from core (available since Adora Belle)
*/
if (!function_exists('tpl_incdir')) {
function tpl_incdir() {
global $conf;
return DOKU_INC.'lib/tpl/'.$conf['template'].'/';
}
}
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