xref: /dokuwiki/inc/template.php (revision e441516e371183d6f99ebd4738e7bf76052457b0)
1<?php
2/**
3 * DokuWiki template functions
4 *
5 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
6 * @author     Andreas Gohr <andi@splitbrain.org>
7 */
8
9  if(!defined('DOKU_INC')) define('DOKU_INC',realpath(dirname(__FILE__).'/../').'/');
10  require_once(DOKU_CONF.'dokuwiki.php');
11
12/**
13 * Returns the path to the given template, uses
14 * default one if the custom version doesn't exist.
15 * Also enables gzip compression if configured.
16 *
17 * @author Andreas Gohr <andi@splitbrain.org>
18 */
19function template($tpl){
20  global $conf;
21
22  if(@is_readable(DOKU_INC.'lib/tpl/'.$conf['template'].'/'.$tpl))
23    return DOKU_INC.'lib/tpl/'.$conf['template'].'/'.$tpl;
24
25  return DOKU_INC.'lib/tpl/default/'.$tpl;
26}
27
28/**
29 * Print the content
30 *
31 * This function is used for printing all the usual content
32 * (defined by the global $ACT var) by calling the appropriate
33 * outputfunction(s) from html.php
34 *
35 * Everything that doesn't use the main template file isn't
36 * handled by this function. ACL stuff is not done here either.
37 *
38 * @author Andreas Gohr <andi@splitbrain.org>
39 */
40function tpl_content() {
41  global $ACT;
42
43  ob_start();
44
45  trigger_event('TPL_ACT_RENDER',$ACT,tpl_content_core);
46
47  $html_output = ob_get_clean();
48
49  trigger_event('TPL_CONTENT_DISPLAY',$html_output,ptln);
50}
51
52function tpl_content_core(){
53  global $ACT;
54  global $TEXT;
55  global $PRE;
56  global $SUF;
57  global $SUM;
58  global $IDX;
59
60  switch($ACT){
61    case 'show':
62      html_show();
63      break;
64    case 'preview':
65      html_edit($TEXT);
66      html_show($TEXT);
67      break;
68    case 'recover':
69      html_edit($TEXT);
70      break;
71    case 'edit':
72      html_edit();
73      break;
74    case 'draft':
75      html_draft();
76      break;
77    case 'wordblock':
78      html_edit($TEXT,'wordblock');
79      break;
80    case 'search':
81      html_search();
82      break;
83    case 'revisions':
84      html_revisions();
85      break;
86    case 'diff':
87      html_diff();
88      break;
89    case 'recent':
90      $first = is_numeric($_REQUEST['first']) ? intval($_REQUEST['first']) : 0;
91      html_recent($first);
92      break;
93    case 'index':
94      html_index($IDX); #FIXME can this be pulled from globals? is it sanitized correctly?
95      break;
96    case 'backlink':
97      html_backlinks();
98      break;
99    case 'conflict':
100      html_conflict(con($PRE,$TEXT,$SUF),$SUM);
101      html_diff(con($PRE,$TEXT,$SUF),false);
102      break;
103    case 'locked':
104      html_locked();
105      break;
106    case 'login':
107      html_login();
108      break;
109    case 'register':
110      html_register();
111      break;
112    case 'resendpwd':
113      html_resendpwd();
114      break;
115    case 'denied':
116      print p_locale_xhtml('denied');
117      break;
118    case 'profile' :
119      html_updateprofile();
120      break;
121    case 'admin':
122      tpl_admin();
123      break;
124    default:
125      $evt = new Doku_Event('TPL_ACT_UNKNOWN',$ACT);
126      if ($evt->advise_before())
127        msg("Failed to handle command: ".hsc($ACT),-1);
128      $evt->advise_after();
129      unset($evt);
130  }
131}
132
133/**
134 * Handle the admin page contents
135 *
136 * @author Andreas Gohr <andi@splitbrain.org>
137 */
138function tpl_admin(){
139
140    $plugin = NULL;
141    if ($_REQUEST['page']) {
142        $pluginlist = plugin_list('admin');
143
144        if (in_array($_REQUEST['page'], $pluginlist)) {
145
146          // attempt to load the plugin
147          $plugin =& plugin_load('admin',$_REQUEST['page']);
148        }
149    }
150
151    if ($plugin !== NULL)
152        $plugin->html();
153    else
154        html_admin();
155}
156
157/**
158 * Print the correct HTML meta headers
159 *
160 * This has to go into the head section of your template.
161 *
162 * @param  boolean $alt Should feeds and alternative format links be added?
163 * @author Andreas Gohr <andi@splitbrain.org>
164 */
165function tpl_metaheaders($alt=true){
166  global $ID;
167  global $INFO;
168  global $ACT;
169  global $lang;
170  global $conf;
171  $it=2;
172
173  // the usual stuff
174  ptln('<meta name="generator" content="DokuWiki '.getVersion().'" />',$it);
175  ptln('<link rel="start" href="'.DOKU_BASE.'" />',$it);
176  ptln('<link rel="contents" href="'.wl($ID,'do=index').'" title="'.$lang['index'].'" />',$it);
177
178  if($alt){
179    ptln('<link rel="alternate" type="application/rss+xml" title="Recent Changes" href="'.DOKU_BASE.'feed.php" />',$it);
180    ptln('<link rel="alternate" type="application/rss+xml" title="Current Namespace" href="'.DOKU_BASE.'feed.php?mode=list&amp;ns='.$INFO['namespace'].'" />',$it);
181    ptln('<link rel="alternate" type="text/html" title="Plain HTML" href="'.exportlink($ID, 'xhtml').'" />',$it);
182    ptln('<link rel="alternate" type="text/plain" title="Wiki Markup" href="'.exportlink($ID, 'raw').'" />',$it);
183  }
184
185  // setup robot tags apropriate for different modes
186  if( ($ACT=='show' || $ACT=='export_xhtml') && !$REV){
187    if($INFO['exists']){
188      ptln('<meta name="date" content="'.date('Y-m-d\TH:i:sO',$INFO['lastmod']).'" />',$it);
189      //delay indexing:
190      if((time() - $INFO['lastmod']) >= $conf['indexdelay']){
191        ptln('<meta name="robots" content="index,follow" />',$it);
192      }else{
193        ptln('<meta name="robots" content="noindex,nofollow" />',$it);
194      }
195    }else{
196      ptln('<meta name="robots" content="noindex,follow" />',$it);
197    }
198  }else{
199    ptln('<meta name="robots" content="noindex,nofollow" />',$it);
200  }
201
202  // load stylesheets
203  ptln('<link rel="stylesheet" media="screen" type="text/css" href="'.DOKU_BASE.'lib/exe/css.php" />',$it);
204  ptln('<link rel="stylesheet" media="print" type="text/css" href="'.DOKU_BASE.'lib/exe/css.php?print=1" />',$it);
205
206  // load javascript
207  $js_edit  = ($ACT=='edit' || $ACT=='preview' || $ACT=='recover') ? 1 : 0;
208  $js_write = ($INFO['writable']) ? 1 : 0;
209  if(defined('DOKU_MEDIAMANAGER')){
210    $js_edit  = 1;
211    $js_write = 0;
212  }
213  if(($js_edit && $js_write) || defined('DOKU_MEDIAMANAGER')){
214    ptln('<script type="text/javascript" charset="utf-8">',$it);
215    ptln("NS='".$INFO['namespace']."';",$it+2);
216    if($conf['useacl'] && $_SERVER['REMOTE_USER']){
217      require_once(DOKU_INC.'inc/toolbar.php');
218      ptln("SIG='".toolbar_signature()."';",$it+2);
219    }
220    ptln('</script>',$it);
221  }
222  ptln('<script type="text/javascript" charset="utf-8" src="'.
223       DOKU_BASE.'lib/exe/js.php?edit='.$js_edit.'&amp;write='.$js_write.'"></script>',$it);
224}
225
226/**
227 * Print a link
228 *
229 * Just builds a link.
230 *
231 * @author Andreas Gohr <andi@splitbrain.org>
232 */
233function tpl_link($url,$name,$more=''){
234  print '<a href="'.$url.'" ';
235  if ($more) print ' '.$more;
236  print ">$name</a>";
237}
238
239/**
240 * Prints a link to a WikiPage
241 *
242 * Wrapper around html_wikilink
243 *
244 * @author Andreas Gohr <andi@splitbrain.org>
245 */
246function tpl_pagelink($id,$name=NULL){
247  print html_wikilink($id,$name);
248}
249
250/**
251 * get the parent page
252 *
253 * Tries to find out which page is parent.
254 * returns false if none is available
255 *
256 * @author Andreas Gohr <andi@splitbrain.org>
257 */
258function tpl_getparent($id){
259  global $conf;
260  $parent = getNS($id).':';
261  resolve_pageid('',$parent,$exists);
262  if($parent == $id) {
263    $pos = strrpos (getNS($id),':');
264    $parent = substr($parent,0,$pos).':';
265    resolve_pageid('',$parent,$exists);
266    if($parent == $id) return false;
267  }
268  return $parent;
269}
270
271/**
272 * Print one of the buttons
273 *
274 * Available Buttons are
275 *
276 *  edit        - edit/create/show/draft button
277 *  history     - old revisions
278 *  recent      - recent changes
279 *  login       - login/logout button - if ACL enabled
280 *  index       - The index
281 *  admin       - admin page - if enough rights
282 *  top         - a back to top button
283 *  back        - a back to parent button - if available
284 *  backtomedia - returns to the mediafile upload dialog
285 *                after references have been displayed
286 *  backlink    - links to the list of backlinks
287 *
288 * @author Andreas Gohr <andi@splitbrain.org>
289 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
290 */
291function tpl_button($type){
292  global $ACT;
293  global $ID;
294  global $NS;
295  global $INFO;
296  global $conf;
297  global $auth;
298
299  switch($type){
300    case 'edit':
301      print html_editbutton();
302      break;
303    case 'history':
304      print html_btn('revs',$ID,'o',array('do' => 'revisions'));
305      break;
306    case 'recent':
307      print html_btn('recent','','r',array('do' => 'recent'));
308      break;
309    case 'index':
310      print html_btn('index',$ID,'x',array('do' => 'index'));
311      break;
312    case 'back':
313      if ($parent = tpl_getparent($ID)) {
314        print html_btn('back',$parent,'b',array('do' => 'show'));
315      }
316      break;
317    case 'top':
318      print html_topbtn();
319      break;
320    case 'login':
321      if($conf['useacl']){
322        if($_SERVER['REMOTE_USER']){
323          print html_btn('logout',$ID,'',array('do' => 'logout',));
324        }else{
325          print html_btn('login',$ID,'',array('do' => 'login'));
326        }
327      }
328      break;
329    case 'admin':
330      if($INFO['perm'] == AUTH_ADMIN)
331        print html_btn('admin',$ID,'',array('do' => 'admin'));
332      break;
333    case 'backtomedia':
334      print html_backtomedia_button(array('ns' => $NS),'b');
335      break;
336    case 'subscription':
337      if($conf['useacl'] && $ACT == 'show' && $conf['subscribers'] == 1){
338        if($_SERVER['REMOTE_USER']){
339          if($INFO['subscribed']){
340            print html_btn('unsubscribe',$ID,'',array('do' => 'unsubscribe',));
341          } else {
342            print html_btn('subscribe',$ID,'',array('do' => 'subscribe',));
343          }
344        }
345      }
346      break;
347    case 'backlink':
348      print html_btn('backlink',$ID,'',array('do' => 'backlink'));
349      break;
350    case 'profile':
351      if($conf['useacl'] && $_SERVER['REMOTE_USER'] &&
352         $auth->canDo('Profile') && ($ACT!='profile')){
353        print html_btn('profile',$ID,'',array('do' => 'profile'));
354      }
355      break;
356    default:
357      print '[unknown button type]';
358  }
359}
360
361/**
362 * Like the action buttons but links
363 *
364 * Available links are
365 *
366 *  edit    - edit/create/show button
367 *  history - old revisions
368 *  recent  - recent changes
369 *  login   - login/logout button - if ACL enabled
370 *  index   - The index
371 *  admin   - admin page - if enough rights
372 *  top     - a back to top button
373 *  back    - a back to parent button - if available
374 * backlink - links to the list of backlinks
375 *
376 * @author Andreas Gohr <andi@splitbrain.org>
377 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
378 * @see    tpl_button
379 */
380function tpl_actionlink($type,$pre='',$suf=''){
381  global $ID;
382  global $INFO;
383  global $REV;
384  global $ACT;
385  global $conf;
386  global $lang;
387  global $auth;
388
389  switch($type){
390    case 'edit':
391      #most complicated type - we need to decide on current action
392      if($ACT == 'show' || $ACT == 'search'){
393        if($INFO['writable']){
394          if($INFO['exists']){
395            tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
396                     $pre.$lang['btn_edit'].$suf,
397                     'class="action edit" accesskey="e" rel="nofollow"');
398          }else{
399            tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
400                     $pre.$lang['btn_create'].$suf,
401                     'class="action create" accesskey="e" rel="nofollow"');
402          }
403        }else{
404          tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
405                   $pre.$lang['btn_source'].$suf,
406                   'class="action source" accesskey="v" rel="nofollow"');
407        }
408      }else{
409          tpl_link(wl($ID,'do=show'),
410                   $pre.$lang['btn_show'].$suf,
411                   'class="action show" accesskey="v" rel="nofollow"');
412      }
413      return true;
414    case 'history':
415      tpl_link(wl($ID,'do=revisions'),$pre.$lang['btn_revs'].$suf,'class="action revisions" accesskey="o"');
416      return true;
417    case 'recent':
418      tpl_link(wl($ID,'do=recent'),$pre.$lang['btn_recent'].$suf,'class="action recent" accesskey="r"');
419      return true;
420    case 'index':
421      tpl_link(wl($ID,'do=index'),$pre.$lang['btn_index'].$suf,'class="action index" accesskey="x"');
422      return true;
423    case 'top':
424      print '<a href="#dokuwiki__top" class="action top" accesskey="x">'.$pre.$lang['btn_top'].$suf.'</a>';
425      return true;
426    case 'back':
427      if ($ID = tpl_getparent($ID)) {
428        tpl_link(wl($ID,'do=show'),$pre.$lang['btn_back'].$suf,'class="action back" accesskey="b"');
429        return true;
430      }
431      return false;
432    case 'login':
433      if($conf['useacl']){
434        if($_SERVER['REMOTE_USER']){
435          tpl_link(wl($ID,'do=logout'),$pre.$lang['btn_logout'].$suf,'class="action logout"');
436        }else{
437          tpl_link(wl($ID,'do=login'),$pre.$lang['btn_login'].$suf,'class="action logout"');
438        }
439        return true;
440      }
441      return false;
442    case 'admin':
443      if($INFO['perm'] == AUTH_ADMIN){
444        tpl_link(wl($ID,'do=admin'),$pre.$lang['btn_admin'].$suf,'class="action admin"');
445        return true;
446      }
447      return false;
448   case 'subscribe':
449   case 'subscription':
450      if($conf['useacl'] && $ACT == 'show' && $conf['subscribers'] == 1){
451        if($_SERVER['REMOTE_USER']){
452          if($INFO['subscribed']) {
453            tpl_link(wl($ID,'do=unsubscribe'),$pre.$lang['btn_unsubscribe'].$suf,'class="action unsubscribe"');
454          } else {
455            tpl_link(wl($ID,'do=subscribe'),$pre.$lang['btn_subscribe'].$suf,'class="action subscribe"');
456          }
457          return true;
458        }
459      }
460      return false;
461    case 'backlink':
462      tpl_link(wl($ID,'do=backlink'),$pre.$lang['btn_backlink'].$suf, 'class="action backlink"');
463      return true;
464    case 'profile':
465      if($conf['useacl'] && $_SERVER['REMOTE_USER'] &&
466         $auth->canDo('Profile') && ($ACT!='profile')){
467        tpl_link(wl($ID,'do=profile'),$pre.$lang['btn_profile'].$suf, 'class="action profile"');
468        return true;
469      }
470      return false;
471    default:
472      print '[unknown link type]';
473      return true;
474  }
475}
476
477/**
478 * Print the search form
479 *
480 * If the first parameter is given a div with the ID 'qsearch_out' will
481 * be added which instructs the ajax pagequicksearch to kick in and place
482 * its output into this div. The second parameter controls the propritary
483 * attribute autocomplete. If set to false this attribute will be set with an
484 * value of "off" to instruct the browser to disable it's own built in
485 * autocompletion feature (MSIE and Firefox)
486 *
487 * @author Andreas Gohr <andi@splitbrain.org>
488 */
489function tpl_searchform($ajax=true,$autocomplete=true){
490  global $lang;
491  global $ACT;
492
493  print '<form action="'.wl().'" accept-charset="utf-8" class="search" id="dw__search"><div class="no">';
494  print '<input type="hidden" name="do" value="search" />';
495  print '<input type="text" ';
496  if($ACT == 'search') print 'value="'.htmlspecialchars($_REQUEST['id']).'" ';
497  if(!$autocomplete) print 'autocomplete="off" ';
498  print 'id="qsearch__in" accesskey="f" name="id" class="edit" />';
499  print '<input type="submit" value="'.$lang['btn_search'].'" class="button" />';
500  if($ajax) print '<div id="qsearch__out" class="ajax_qsearch JSpopup"></div>';
501  print '</div></form>';
502}
503
504/**
505 * Print the breadcrumbs trace
506 *
507 * @author Andreas Gohr <andi@splitbrain.org>
508 */
509function tpl_breadcrumbs(){
510  global $lang;
511  global $conf;
512
513  //check if enabled
514  if(!$conf['breadcrumbs']) return;
515
516  $crumbs = breadcrumbs(); //setup crumb trace
517
518  //reverse crumborder in right-to-left mode
519  if($lang['direction'] == 'rtl') $crumbs = array_reverse($crumbs,true);
520
521  //render crumbs, highlight the last one
522  print $lang['breadcrumb'].':';
523  $last = count($crumbs);
524  $i = 0;
525  foreach ($crumbs as $id => $name){
526    $i++;
527    print ' <span class="bcsep">&raquo;</span> ';
528    if ($i == $last) print '<span class="curid">';
529    tpl_link(wl($id),$name,'class="breadcrumbs" title="'.$id.'"');
530    if ($i == $last) print '</span>';
531  }
532}
533
534/**
535 * Hierarchical breadcrumbs
536 *
537 * This code was suggested as replacement for the usual breadcrumbs.
538 * It only makes sense with a deep site structure.
539 *
540 * @author Andreas Gohr <andi@splitbrain.org>
541 * @author Nigel McNie <oracle.shinoda@gmail.com>
542 * @author Sean Coates <sean@caedmon.net>
543 * @link   http://wiki.splitbrain.org/wiki:tipsandtricks:hierarchicalbreadcrumbs
544 * @todo   May behave strangely in RTL languages
545 */
546function tpl_youarehere($sep=' &raquo; '){
547  global $conf;
548  global $ID;
549  global $lang;
550
551  // check if enabled
552  if(!$conf['youarehere']) return;
553
554  $parts = explode(':', $ID);
555  $count = count($parts);
556
557  echo $lang['youarehere'].': ';
558
559  // always print the startpage
560  $title = p_get_first_heading($conf['start']);
561  if(!$title) $title = $conf['start'];
562  tpl_link(wl($conf['start']),$title,'title="'.$conf['start'].'"');
563
564  // print intermediate namespace links
565  $part = '';
566  for($i=0; $i<$count - 1; $i++){
567    $part .= $parts[$i].':';
568    $page = $part;
569    resolve_pageid('',$page,$exists);
570    if ($page == $conf['start']) continue; // Skip startpage
571
572    // output
573    echo $sep;
574    if($exists){
575      $title = p_get_first_heading($page);
576      if(!$title) $title = $parts[$i];
577      tpl_link(wl($page),$title,'title="'.$page.'"');
578    }else{
579      tpl_link(wl($page),$parts[$i],'title="'.$page.'" class="wikilink2"');
580    }
581  }
582
583  // print current page, skipping start page, skipping for namespace index
584  if($page == $part.$parts[$i]) return;
585  $page = $part.$parts[$i];
586  if($page == $conf['start']) return;
587  echo $sep;
588  if(file_exists(wikiFN($page))){
589    $title = p_get_first_heading($page);
590    if(!$title) $title = $parts[$i];
591    tpl_link(wl($page),$title,'title="'.$page.'"');
592  }else{
593    tpl_link(wl($page),$parts[$i],'title="'.$page.'" class="wikilink2"');
594  }
595}
596
597/**
598 * Print info if the user is logged in
599 * and show full name in that case
600 *
601 * Could be enhanced with a profile link in future?
602 *
603 * @author Andreas Gohr <andi@splitbrain.org>
604 */
605function tpl_userinfo(){
606  global $lang;
607  global $INFO;
608  if($_SERVER['REMOTE_USER'])
609    print $lang['loggedinas'].': '.$INFO['userinfo']['name'];
610}
611
612/**
613 * Print some info about the current page
614 *
615 * @author Andreas Gohr <andi@splitbrain.org>
616 */
617function tpl_pageinfo(){
618  global $conf;
619  global $lang;
620  global $INFO;
621  global $REV;
622
623  // prepare date and path
624  $fn = $INFO['filepath'];
625  if(!$conf['fullpath']){
626    if($REV){
627      $fn = str_replace(realpath($conf['olddir']).DIRECTORY_SEPARATOR,'',$fn);
628    }else{
629      $fn = str_replace(realpath($conf['datadir']).DIRECTORY_SEPARATOR,'',$fn);
630    }
631  }
632  $fn = utf8_decodeFN($fn);
633  $date = date($conf['dformat'],$INFO['lastmod']);
634
635  // print it
636  if($INFO['exists']){
637    print $fn;
638    print ' &middot; ';
639    print $lang['lastmod'];
640    print ': ';
641    print $date;
642    if($INFO['editor']){
643      print ' '.$lang['by'].' ';
644      print $INFO['editor'];
645    }
646    if($INFO['locked']){
647      print ' &middot; ';
648      print $lang['lockedby'];
649      print ': ';
650      print $INFO['locked'];
651    }
652  }
653}
654
655/**
656 * Prints or returns the name of the given page (current one if none given).
657 *
658 * If useheading is enabled this will use the first headline else
659 * the given ID is used.
660 *
661 * @author Andreas Gohr <andi@splitbrain.org>
662 */
663function tpl_pagetitle($id=null, $ret=false){
664  global $conf;
665  if(is_null($id)){
666    global $ID;
667    $id = $ID;
668  }
669
670  $name = $id;
671  if ($conf['useheading']) {
672    $title = p_get_first_heading($id);
673    if ($title) $name = $title;
674  }
675
676  if ($ret) {
677      return hsc($name);
678  } else {
679      print hsc($name);
680  }
681}
682
683/**
684 * Returns the requested EXIF/IPTC tag from the current image
685 *
686 * If $tags is an array all given tags are tried until a
687 * value is found. If no value is found $alt is returned.
688 *
689 * Which texts are known is defined in the functions _exifTagNames
690 * and _iptcTagNames() in inc/jpeg.php (You need to prepend IPTC
691 * to the names of the latter one)
692 *
693 * Only allowed in: detail.php
694 *
695 * @author Andreas Gohr <andi@splitbrain.org>
696 */
697function tpl_img_getTag($tags,$alt='',$src=null){
698  // Init Exif Reader
699  global $SRC;
700
701  if(is_null($src)) $src = $SRC;
702
703  static $meta = null;
704  if(is_null($meta)) $meta = new JpegMeta($src);
705  if($meta === false) return $alt;
706  $info = $meta->getField($tags);
707  if($info == false) return $alt;
708  return $info;
709}
710
711/**
712 * Prints the image with a link to the full sized version
713 *
714 * Only allowed in: detail.php
715 */
716function tpl_img($maxwidth=0,$maxheight=0){
717  global $IMG;
718  $w = tpl_img_getTag('File.Width');
719  $h = tpl_img_getTag('File.Height');
720
721  //resize to given max values
722  $ratio = 1;
723  if($w >= $h){
724    if($maxwidth && $w >= $maxwidth){
725      $ratio = $maxwidth/$w;
726    }elseif($maxheight && $h > $maxheight){
727      $ratio = $maxheight/$h;
728    }
729  }else{
730    if($maxheight && $h >= $maxheight){
731      $ratio = $maxheight/$h;
732    }elseif($maxwidth && $w > $maxwidth){
733      $ratio = $maxwidth/$w;
734    }
735  }
736  if($ratio){
737    $w = floor($ratio*$w);
738    $h = floor($ratio*$h);
739  }
740
741  //prepare URLs
742  $url=ml($IMG,array('cache'=>$_REQUEST['cache']));
743  $src=ml($IMG,array('cache'=>$_REQUEST['cache'],'w'=>$w,'h'=>$h));
744
745  //prepare attributes
746  $alt=tpl_img_getTag('Simple.Title');
747  $p = array();
748  if($w) $p['width']  = $w;
749  if($h) $p['height'] = $h;
750         $p['class']  = 'img_detail';
751  if($alt){
752    $p['alt']   = $alt;
753    $p['title'] = $alt;
754  }else{
755    $p['alt'] = '';
756  }
757  $p = buildAttributes($p);
758
759  print '<a href="'.$url.'">';
760  print '<img src="'.$src.'" '.$p.'/>';
761  print '</a>';
762}
763
764/**
765 * This function inserts a 1x1 pixel gif which in reality
766 * is the inexer function.
767 *
768 * Should be called somewhere at the very end of the main.php
769 * template
770 */
771function tpl_indexerWebBug(){
772  global $ID;
773  global $INFO;
774  if(!$INFO['exists']) return;
775
776  if(isHiddenPage($ID)) return; //no need to index hidden pages
777
778  $p = array();
779  $p['src']    = DOKU_BASE.'lib/exe/indexer.php?id='.rawurlencode($ID).
780                 '&'.time();
781  $p['width']  = 1;
782  $p['height'] = 1;
783  $p['alt']    = '';
784  $att = buildAttributes($p);
785  print "<img $att />";
786}
787
788// configuration methods
789/**
790 * tpl_getConf($id)
791 *
792 * use this function to access template configuration variables
793 */
794function tpl_getConf($id){
795  global $conf;
796  global $tpl_configloaded;
797
798  $tpl = $conf['template'];
799
800  if (!$tpl_configloaded){
801    $tconf = tpl_loadConfig();
802    if ($tconf !== false){
803      foreach ($tconf as $key => $value){
804        if (isset($conf['tpl'][$tpl][$key])) continue;
805        $conf['tpl'][$tpl][$key] = $value;
806      }
807      $tpl_configloaded = true;
808    }
809  }
810
811  return $conf['tpl'][$tpl][$id];
812}
813
814/**
815 * tpl_loadConfig()
816 * reads all template configuration variables
817 * this function is automatically called by tpl_getConf()
818 */
819function tpl_loadConfig(){
820
821  $file = DOKU_TPLINC.'/conf/default.php';
822  $conf = array();
823
824  if (!@file_exists($file)) return false;
825
826  // load default config file
827  include($file);
828
829  return $conf;
830}
831
832/**
833 * prints the "main content" in the mediamanger popup
834 *
835 * Depending on the user's actions this may be a list of
836 * files in a namespace, the meta editing dialog or
837 * a message of referencing pages
838 *
839 * Only allowed in mediamanager.php
840 *
841 * @author Andreas Gohr <andi@splitbrain.org>
842 */
843function tpl_mediaContent(){
844  global $IMG;
845  global $AUTH;
846  global $INUSE;
847  global $NS;
848  global $JUMPTO;
849
850  ptln('<div id="media__content">');
851  if($_REQUEST['edit']){
852    media_metaform($IMG,$AUTH);
853  }elseif(is_array($INUSE)){
854    media_filesinuse($INUSE,$IMG);
855  }else{
856    media_filelist($NS,$AUTH,$JUMPTO);
857  }
858  ptln('</div>');
859}
860
861/**
862 * prints the namespace tree in the mediamanger popup
863 *
864 * Only allowed in mediamanager.php
865 *
866 * @author Andreas Gohr <andi@splitbrain.org>
867 */
868function tpl_mediaTree(){
869  global $NS;
870
871  ptln('<div id="media__tree">');
872  media_nstree($NS);
873  ptln('</div>');
874}
875
876//Setup VIM: ex: et ts=2 enc=utf-8 :
877