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-<?php
-/**
- * link format functions
- *
- * @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
- * @author Andreas Gohr <andi@splitbrain.org>
- * @deprecated part of the XHTML renderer
- */
-
-trigger_error('deprecated parser.php included');
-
- if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../').'/');
- require_once(DOKU_INC.'conf/dokuwiki.php');
- require_once(DOKU_INC.'inc/common.php');
-
-
-/**
- * Assembles all parts defined by the link formater below
- * Returns HTML for the link
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_link_build($link){
- //make sure the url is XHTML compliant (skip mailto)
- if(substr($link['url'],0,7) != 'mailto:'){
- $link['url'] = str_replace('&','&amp;',$link['url']);
- $link['url'] = str_replace('&amp;amp;','&amp;',$link['url']);
- }
- //remove double encodings in titles
- $link['title'] = str_replace('&amp;amp;','&amp;',$link['title']);
-
- $ret = '';
- $ret .= $link['pre'];
- $ret .= '<a href="'.$link['url'].'"';
- if($link['class']) $ret .= ' class="'.$link['class'].'"';
- if($link['target']) $ret .= ' target="'.$link['target'].'"';
- if($link['title']) $ret .= ' title="'.$link['title'].'"';
- if($link['style']) $ret .= ' style="'.$link['style'].'"';
- if($link['more']) $ret .= ' '.$link['more'];
- $ret .= '>';
- $ret .= $link['name'];
- $ret .= '</a>';
- $ret .= $link['suf'];
- return $ret;
-}
-
-/**
- * Link Formaters
- *
- * Each of these functions need to set
- *
- * $link['url'] URL to use in href=""
- * $link['name'] HTML to enclose in <a> with proper special char encoding
- * $link['class'] CSS class to set on link
- * $link['target'] which target to use (blank) for current window
- * $link['style'] Additonal style attribute set with style=""
- * $link['title'] Title to set with title=""
- * $link['pre'] HTML to prepend to link
- * $link['suf'] HTML to append to link
- * $link['more'] Additonal HTML to include into the anchortag
- *
- */
-
-/**
- * format wiki links
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_link_wiki($link){
- global $conf;
- global $ID; //we use this to get the current namespace
- //obvious setup
- $link['target'] = $conf['target']['wiki'];
- $link['style'] = '';
- $link['pre'] = '';
- $link['suf'] = '';
- $link['more'] = 'onclick="return svchk()" onkeypress="return svchk()"';
-
- $ns = getNS($ID);
-
- //if links starts with . add current namespace
- if(strpos($link['url'],'.')===0){
- $link['url'] = $ns.':'.substr($link['url'],1);
- }
-
- //if link contains no namespace. add current namespace (if any)
- if($ns !== false && strpos($link['url'],':') === false){
- $link['url'] = $ns.':'.$link['url'];
- }
-
- //keep hashlink if exists
- list($link['url'],$hash) = split('#',$link['url'],2);
- $hash = cleanID($hash);
-
- $file = wikiFN($link['url']);
- $url = cleanID($link['url']);
-
- //check alternative plural/nonplural form
- if(!@file_exists($file) && $conf['autoplural']){
- if(substr($url,-1) == 's'){
- $try = substr($url,0,-1);
- }else{
- $try = $url.'s';
- }
- $tryfile = wikiFN($try);
- if(@file_exists($tryfile)){
- $file = $tryfile;
- $url = $try;
- }
- }
-
- //set class and name depending on file existence and content
- if(@file_exists($file)){
- $link['class']="wikilink1";
- if ($conf['useheading'] && empty($link['name'])) {
- $hl = getFirstHeading(io_readFile($file));
- if ($hl) $link['name'] = $hl;
- }
- }else{
- $link['class']="wikilink2";
- }
-
- //if no name set yet, use (unclean) link without namespace
- if(empty($link['name'])){
- if($conf['useslash']){
- $nssep = '[:;/]';
- }else{
- $nssep = '[:;]';
- }
- $link['name'] = preg_replace('!.*'.$nssep.'!','',$link['url']);
- }
- $link['name'] = htmlspecialchars($link['name']);
-
- //set title
- $link['title'] = $url;
-
- //construct the full link
- $link['url'] = wl($url);
-
- //add hash if exists
- if($hash) $link['url'] .= '#'.$hash;
-
- return $link;
-}
-
-/**
- * format external URLs
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_link_externalurl($link){
- global $conf;
- //simple setup
- $link['class'] = 'urlextern';
- $link['target'] = $conf['target']['extern'];
- $link['pre'] = '';
- $link['suf'] = '';
- $link['style'] = '';
- $link['more'] = 'onclick="return svchk()" onkeypress="return svchk()"';
- $link['url'] = $link['url']; //keep it
- $link['title'] = htmlspecialchars($link['url']);
- if(!$link['name']) $link['name'] = htmlspecialchars($link['url']);
- if($conf['relnofollow']) $link['more'] .= ' rel="nofollow"';
- //thats it :-)
- return $link;
-}
-
-/**
- * format windows share links
- *
- * this only works in IE :-(
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_link_windows($link){
- global $conf;
- global $lang;
- //simple setup
- $link['class'] = 'windows';
- $link['target'] = $conf['target']['windows'];
- $link['pre'] = '';
- $link['suf'] = '';
- $link['style'] = '';
- //Display error on browsers other than IE
- $link['more'] = 'onclick="if(document.all == null){alert(\''.htmlspecialchars($lang['nosmblinks'],ENT_QUOTES).'\');}" onkeypress="if(document.all == null){alert(\''.htmlspecialchars($lang['nosmblinks'],ENT_QUOTES).'\');}"';
-
- if(!$link['name']) $link['name'] = htmlspecialchars($link['url']);
- $link['title'] = htmlspecialchars($link['url']);
- $link['url'] = str_replace('\\','/',$link['url']);
- $link['url'] = 'file:///'.$link['url'];
-
- return $link;
-}
-
-/**
- * format email addresses
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_link_email($link){
- global $conf;
- //simple setup
- $link['class'] = 'mail';
- $link['target'] = '';
- $link['pre'] = '';
- $link['suf'] = '';
- $link['style'] = '';
- $link['more'] = '';
-
- $link['name'] = htmlspecialchars($link['name']);
-
- //shields up
- if($conf['mailguard']=='visible'){
- //the mail name gets some visible encoding
- $link['url'] = str_replace('@',' [at] ',$link['url']);
- $link['url'] = str_replace('.',' [dot] ',$link['url']);
- $link['url'] = str_replace('-',' [dash] ',$link['url']);
- }elseif($conf['mailguard']=='hex'){
- for ($x=0; $x < strlen($link['url']); $x++) {
- $encode .= '&#x' . bin2hex($link['url'][$x]).';';
- }
- $link['url'] = $encode;
- }
-
- $link['title'] = $link['url'];
- if(!$link['name']) $link['name'] = $link['url'];
- $link['url'] = 'mailto:'.$link['url'];
-
- return $link;
-}
-
-/**
- * format interwiki links
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_link_interwiki($link){
- global $conf;
-
- //obvious ones
- $link['class'] = 'interwiki';
- $link['target'] = $conf['target']['interwiki'];
- $link['pre'] = '';
- $link['suf'] = '';
- $link['more'] = 'onclick="return svchk()" onkeypress="return svchk()"';
-
- //get interwiki short name
- list($wiki,$link['url']) = split('>',$link['url'],2);
- $wiki = strtolower(trim($wiki)); //always use lowercase
- $link['url'] = trim($link['url']);
- if(!$link['name']) $link['name'] = $link['url'];
-
- //encode special chars
- $link['name'] = htmlspecialchars($link['name']);
-
- //set default to google
- $url = 'http://www.google.com/search?q=';
- $ico = 'google';
-
- // Initialize as NULL - for the first fn call
- static $iwlinks = NULL;
-
- // load interwikilinks if needed
- if (!$iwlinks) $iwlinks = file('conf/interwiki.conf');
-
- //add special case 'this'
- $iwlinks[] = 'this '.DOKU_URL.'{NAME}';
-
- //go through iwlinks and find URL for wiki
- foreach ($iwlinks as $line){
- $line = preg_replace('/#.*/','',$line); //skip comments
- $line = trim($line);
- list($iw,$iwurl) = preg_split('/\s+/',$line);
- if(!$iw or !$iwurl) continue; //skip broken or empty lines
- //check for match
- if(strtolower($iw) == $wiki){
- $ico = $wiki;
- $url = $iwurl;
- break;
- }
- }
-
- //if ico exists set additonal style
- if(@file_exists('interwiki/'.$ico.'.png')){
- $link['style']='background: transparent url('.DOKU_BASE.'interwiki/'.$ico.'.png) 0px 1px no-repeat;';
- }elseif(@file_exists('interwiki/'.$ico.'.gif')){
- $link['style']='background: transparent url('.DOKU_BASE.'interwiki/'.$ico.'.gif) 0px 1px no-repeat;';
- }
-
- //do we stay at the same server? Use local target
- if( strpos($url,DOKU_URL) === 0 ){
- $link['target'] = $conf['target']['wiki'];
- }
-
- //replace placeholder
- if(preg_match('#\{(URL|NAME|SCHEME|HOST|PORT|PATH|QUERY)\}#',$url)){
- //use placeholders
- $url = str_replace('{URL}',urlencode($link['url']),$url);
- $url = str_replace('{NAME}',$link['url'],$url);
- $parsed = parse_url($link['url']);
- if(!$parsed['port']) $parsed['port'] = 80;
- $url = str_replace('{SCHEME}',$parsed['scheme'],$url);
- $url = str_replace('{HOST}',$parsed['host'],$url);
- $url = str_replace('{PORT}',$parsed['port'],$url);
- $url = str_replace('{PATH}',$parsed['path'],$url);
- $url = str_replace('{QUERY}',$parsed['query'],$url);
- $link['url'] = $url;
- }else{
- //default
- $link['url'] = $url.urlencode($link['url']);
- }
-
- $link['title'] = htmlspecialchars($link['url']);
-
- //done :-)
- return $link;
-}
-
-/**
- * format embedded media
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_link_media($link){
- global $conf;
- global $ID;
-
- $link['class'] = 'media';
- $link['style'] = '';
- $link['pre'] = '';
- $link['suf'] = '';
- $link['more'] = 'onclick="return svchk()" onkeypress="return svchk()"';
- $class = 'media';
-
- list($link['name'],$title) = split('\|',$link['name'],2);
- $t = htmlspecialchars($title);
-
- //set alignment from spaces
- if(substr($link['name'],0,1)==' ' && substr($link['name'],-1,1)==' '){
- $link['pre'] = "</p>\n<div align=\"center\">";
- $link['suf'] = "</div>\n<p>";
- }elseif(substr($link['name'],0,1)==' '){
- #$a = ' align="right"';
- $class = 'mediaright';
- }elseif(substr($link['name'],-1,1)==' '){
- #$a = ' align="left"';
- $class = 'medialeft';
- }else{
- $a = ' align="middle"';
- }
- $link['name'] = trim($link['name']);
-
- //split into src and parameters (using the very last questionmark)
- $pos = strrpos($link['name'], '?');
- if($pos !== false){
- $src = substr($link['name'],0,$pos);
- $param = substr($link['name'],$pos+1);
- }else{
- $src = $link['name'];
- $param = '';
- }
-
- //parse width and height
- if(preg_match('#(\d+)(x(\d+))?#i',$param,$size)){
- if($size[1]) $w = $size[1];
- if($size[3]) $h = $size[3];
- }
-
- //namespace mangling for internal images
- if(!preg_match('#^https?://#i',$src)){
- $ns = getNS($ID);
- //if src starts with . add current namespace
- if(strpos($src,'.') === 0){
- $src = $ns.':'.substr($src,1);
- }
- //if src contains no namespace add current namespace if any
- if($ns !== false && strpos($src,':') === false ){
- $src = $ns.':'.$src;
- }
- }
-
- //check for nocache/recache param
- preg_match('/(nocache|recache)/i',$param,$cachemode);
-
- //do image caching, resizing and src rewriting
- $cache = $src;
- $isimg = img_cache($cache,$src,$w,$h,$cachemode[1]);
-
- //set link to src if none given
- if(!$link['url']){
- $link['url'] = $src;
- $link['target'] = $conf['target']['media'];
- }
-
- //prepare name
- if($isimg){
- $link['name'] = '<img src="'.$cache.'"';
- if($w) $link['name'] .= ' width="'.$w.'"';
- if($h) $link['name'] .= ' height="'.$h.'"';
- if($t) $link['name'] .= ' title="'.$t.'"';
- if($a) $link['name'] .= $a;
- $link['name'] .= ' class="'.$class.'" border="0" alt="'.$t.'" />';
- }else{
- if($t){
- $link['name'] = $t;
- }else{
- $link['name'] = basename($src);
- }
- }
-
- return $link;
-}
-
-/**
- * Build an URL list from a RSS feed
- *
- * Uses magpie
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function format_rss($url){
- global $lang;
- define('MAGPIE_CACHE_ON', false); //we do our own caching
- define('MAGPIE_DIR', 'inc/magpie/');
- define('MAGPIE_OUTPUT_ENCODING','UTF-8'); //return all feeds as UTF-8
- require_once(MAGPIE_DIR.'/rss_fetch.inc');
-
- //disable warning while fetching
- $elvl = error_reporting(E_ERROR);
- $rss = fetch_rss($url);
- error_reporting($elvl);
-
- $ret = '<ul class="rss">';
- if($rss){
- foreach ($rss->items as $item ) {
- $link = array();
- $link['url'] = $item['link'];
- $link['name'] = $item['title'];
- $link = format_link_externalurl($link);
- $ret .= '<li>'.format_link_build($link).'</li>';
- }
- }else{
- $link['url'] = $url;
- $link = format_link_externalurl($link);
- $ret .= '<li>';
- $ret .= '<em>'.$lang['rssfailed'].'</em>';
- $ret .= format_link_build($link);
- $ret .= '</li>';
- }
- $ret .= '</ul>';
- return $ret;
-}
-
-/**
- * Create cache images
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function img_cache(&$csrc,&$src,&$w,&$h,$cachemode){
- global $conf;
-
- //container for various paths
- $f['full']['web'] = $src;
- $f['resz']['web'] = $src;
- $f['full']['fs'] = $src;
- $f['resz']['fs'] = $src;
-
- //generate cachename
- $md5 = md5($src);
-
- //check if it is an image
- if(preg_match('#\.(jpe?g|gif|png)$#i',$src,$match)){
- $ext = strtolower($match[1]);
- $isimg = true;
- }
-
- //check if it is external or a local mediafile
- if(preg_match('#^([a-z0-9]+?)://#i',$src)){
- $isurl = true;
- }else{
- $src = str_replace(':','/',$src);
- $src = utf8_encodeFN($src);
- $f['full']['web'] = $conf['mediaweb'].'/'.$src;
- $f['resz']['web'] = $conf['mediaweb'].'/'.$src;
- $f['full']['fs'] = $conf['mediadir'].'/'.$src;
- $f['resz']['fs'] = $conf['mediadir'].'/'.$src;
- }
-
- //download external images if allowed
- if($isurl && $isimg && $cachemode != 'nocache'){
- $cache = $conf['mediadir']."/_cache/$md5.$ext";
- if ( ($cachemode == 'recache' && io_download($src,$cache)) ||
- @file_exists($cache) || io_download($src,$cache)){
- $f['full']['web'] = $conf['mediaweb']."/_cache/$md5.$ext";
- $f['resz']['web'] = $conf['mediaweb']."/_cache/$md5.$ext";
- $f['full']['fs'] = $conf['mediadir']."/_cache/$md5.$ext";
- $f['resz']['fs'] = $conf['mediadir']."/_cache/$md5.$ext";
- $isurl = false;
- }
- }
-
- //for local images (cached or media) do resizing
- if($isimg && (!$isurl)){
- if($w){
- $info = getImageSize($f['full']['fs']);
- //if $h not given calcualte it with correct aspect ratio
- if(!$h){
- $h = round(($w * $info[1]) / $info[0]);
- }
- $cache = $conf['mediadir'].'/_cache/'.$md5.'.'.$w.'x'.$h.'.'.$ext;
- //delete outdated cachefile
- if(@file_exists($cache) && (filemtime($cache)<filemtime($f['full']['fs']))){
- unlink($cache);
- }
- //check if a resized cachecopy exists else create one
- if(@file_exists($cache) || img_resize($ext,$f['full']['fs'],$info[0],$info[1],$cache,$w,$h)){
- $f['resz']['web'] = $conf['mediaweb'].'/_cache/'.$md5.'.'.$w.'x'.$h.'.'.$ext;
- $f['resz']['fs'] = $conf['mediadir'].'/_cache/'.$md5.'.'.$w.'x'.$h.'.'.$ext;
- }
- }else{
- //if no new size was given just return the img size
- $info = getImageSize($f['full']['fs']);
- $w = $info[0];
- $h = $info[1];
- }
- //urlencode (yes! secondtime! with force!)
- $f['full']['web'] = utf8_encodeFN($f['full']['web'],false);
- $f['resz']['web'] = utf8_encodeFN($f['resz']['web'],false);
- }
-
- //set srcs
- $src = $f['full']['web'];
- $csrc = $f['resz']['web'];
- return $isimg;
-}
-
-/**
- * resize images
- *
- * @author Andreas Gohr <andi@splitbrain.org>
- */
-function img_resize($ext,$from,$from_w,$from_h,$to,$to_w,$to_h){
- global $conf;
-
- if($conf['gdlib'] < 1) return false; //no GDlib available or wanted
-
- // create an image of the given filetype
- if ($ext == 'jpg' || $ext == 'jpeg'){
- if(!function_exists("imagecreatefromjpeg")) return false;
- $image = @imagecreateFromjpeg($from);
- }elseif($ext == 'png') {
- if(!function_exists("imagecreatefrompng")) return false;
- $image = @imagecreatefrompng($from);
- }elseif($ext == 'gif') {
- if(!function_exists("imagecreatefromgif")) return false;
- $image = @imagecreatefromgif($from);
- }
- if(!$image) return false;
-
- if(($conf['gdlib']>1) && function_exists("imagecreatetruecolor")){
- $newimg = @imagecreatetruecolor ($to_w, $to_h);
- }
- if(!$newimg) $newimg = @imagecreate($to_w, $to_h);
- if(!$newimg) return false;
-
- // create cachedir
- io_makeFileDir($to);
-
- //try resampling first
- if(function_exists("imagecopyresampled")){
- if(!@imagecopyresampled($newimg, $image, 0, 0, 0, 0, $to_w, $to_h, $from_w, $from_h)) {
- imagecopyresized($newimg, $image, 0, 0, 0, 0, $to_w, $to_h, $from_w, $from_h);
- }
- }else{
- imagecopyresized($newimg, $image, 0, 0, 0, 0, $to_w, $to_h, $from_w, $from_h);
- }
-
- if ($ext == 'jpg' || $ext == 'jpeg'){
- if(!function_exists("imagejpeg")) return false;
- return imagejpeg($newimg, $to, 70);
- }elseif($ext == 'png') {
- if(!function_exists("imagepng")) return false;
- return imagepng($newimg, $to);
- }elseif($ext == 'gif') {
- if(!function_exists("imagegif")) return false;
- return imagegif($newimg, $to);
- }
-
- return false;
-}
-
-
-//Setup VIM: ex: et ts=2 enc=utf-8 :
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-10 22:38:50 +0000