xref: /dokuwiki/inc/template.php (revision 306ca8aa54954ea2623d9e4927a2c07b9efdfea3)
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 $auth;
298
299  if(!actionOK($type)) return;
300
301  switch($type){
302    case 'edit':
303      #most complicated type - we need to decide on current action
304      if($ACT == 'show' || $ACT == 'search'){
305        if($INFO['writable']){
306          if($INFO['draft']){
307            echo html_btn('draft',$ID,'e',array('do' => 'draft'),'post');
308          }else{
309            if($INFO['exists']){
310              echo html_btn('edit',$ID,'e',array('do' => 'edit','rev' => $REV),'post');
311            }else{
312              echo html_btn('create',$ID,'e',array('do' => 'edit','rev' => $REV),'post');
313            }
314          }
315        }else{
316          if(!actionOK('source')) return false; //pseudo action
317          echo html_btn('source',$ID,'v',array('do' => 'edit','rev' => $REV),'post');
318        }
319      }else{
320          echo html_btn('show',$ID,'v',array('do' => 'show'));
321      }
322      break;
323    case 'history':
324      print html_btn('revs',$ID,'o',array('do' => 'revisions'));
325      break;
326    case 'recent':
327      print html_btn('recent','','r',array('do' => 'recent'));
328      break;
329    case 'index':
330      print html_btn('index',$ID,'x',array('do' => 'index'));
331      break;
332    case 'back':
333      if ($parent = tpl_getparent($ID)) {
334        print html_btn('back',$parent,'b',array('do' => 'show'));
335      }
336      break;
337    case 'top':
338      print html_topbtn();
339      break;
340    case 'login':
341      if($conf['useacl']){
342        if($_SERVER['REMOTE_USER']){
343          print html_btn('logout',$ID,'',array('do' => 'logout',));
344        }else{
345          print html_btn('login',$ID,'',array('do' => 'login'));
346        }
347      }
348      break;
349    case 'admin':
350      if($INFO['perm'] == AUTH_ADMIN)
351        print html_btn('admin',$ID,'',array('do' => 'admin'));
352      break;
353    case 'backtomedia':
354      print html_backtomedia_button(array('ns' => $NS),'b');
355      break;
356    case 'subscription':
357      if($conf['useacl'] && $ACT == 'show' && $conf['subscribers'] == 1){
358        if($_SERVER['REMOTE_USER']){
359          if($INFO['subscribed']){
360            print html_btn('unsubscribe',$ID,'',array('do' => 'unsubscribe',));
361          } else {
362            print html_btn('subscribe',$ID,'',array('do' => 'subscribe',));
363          }
364        }
365      }
366      break;
367    case 'backlink':
368      print html_btn('backlink',$ID,'',array('do' => 'backlink'));
369      break;
370    case 'profile':
371      if($conf['useacl'] && $_SERVER['REMOTE_USER'] &&
372         $auth->canDo('Profile') && ($ACT!='profile')){
373        print html_btn('profile',$ID,'',array('do' => 'profile'));
374      }
375      break;
376    default:
377      print '[unknown button type]';
378  }
379}
380
381/**
382 * Like the action buttons but links
383 *
384 * Available links are
385 *
386 *  edit    - edit/create/show button
387 *  history - old revisions
388 *  recent  - recent changes
389 *  login   - login/logout button - if ACL enabled
390 *  index   - The index
391 *  admin   - admin page - if enough rights
392 *  top     - a back to top button
393 *  back    - a back to parent button - if available
394 * backlink - links to the list of backlinks
395 *
396 * @author Andreas Gohr <andi@splitbrain.org>
397 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
398 * @see    tpl_button
399 */
400function tpl_actionlink($type,$pre='',$suf=''){
401  global $ID;
402  global $INFO;
403  global $REV;
404  global $ACT;
405  global $conf;
406  global $lang;
407  global $auth;
408
409  if(!actionOK($type)) return;
410
411  switch($type){
412    case 'edit':
413      #most complicated type - we need to decide on current action
414      if($ACT == 'show' || $ACT == 'search'){
415        if($INFO['writable']){
416          if($INFO['exists']){
417            tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
418                     $pre.$lang['btn_edit'].$suf,
419                     'class="action edit" accesskey="e" rel="nofollow"');
420          }else{
421            tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
422                     $pre.$lang['btn_create'].$suf,
423                     'class="action create" accesskey="e" rel="nofollow"');
424          }
425        }else{
426          if(!actionOK('source')) return false; //pseudo action
427          tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
428                   $pre.$lang['btn_source'].$suf,
429                   'class="action source" accesskey="v" rel="nofollow"');
430        }
431      }else{
432          tpl_link(wl($ID,'do=show'),
433                   $pre.$lang['btn_show'].$suf,
434                   'class="action show" accesskey="v" rel="nofollow"');
435      }
436      return true;
437    case 'history':
438      tpl_link(wl($ID,'do=revisions'),$pre.$lang['btn_revs'].$suf,'class="action revisions" accesskey="o"');
439      return true;
440    case 'recent':
441      tpl_link(wl($ID,'do=recent'),$pre.$lang['btn_recent'].$suf,'class="action recent" accesskey="r"');
442      return true;
443    case 'index':
444      tpl_link(wl($ID,'do=index'),$pre.$lang['btn_index'].$suf,'class="action index" accesskey="x"');
445      return true;
446    case 'top':
447      print '<a href="#dokuwiki__top" class="action top" accesskey="x">'.$pre.$lang['btn_top'].$suf.'</a>';
448      return true;
449    case 'back':
450      if ($ID = tpl_getparent($ID)) {
451        tpl_link(wl($ID,'do=show'),$pre.$lang['btn_back'].$suf,'class="action back" accesskey="b"');
452        return true;
453      }
454      return false;
455    case 'login':
456      if($conf['useacl']){
457        if($_SERVER['REMOTE_USER']){
458          tpl_link(wl($ID,'do=logout'),$pre.$lang['btn_logout'].$suf,'class="action logout"');
459        }else{
460          tpl_link(wl($ID,'do=login'),$pre.$lang['btn_login'].$suf,'class="action logout"');
461        }
462        return true;
463      }
464      return false;
465    case 'admin':
466      if($INFO['perm'] == AUTH_ADMIN){
467        tpl_link(wl($ID,'do=admin'),$pre.$lang['btn_admin'].$suf,'class="action admin"');
468        return true;
469      }
470      return false;
471   case 'subscribe':
472   case 'subscription':
473      if($conf['useacl'] && $ACT == 'show' && $conf['subscribers'] == 1){
474        if($_SERVER['REMOTE_USER']){
475          if($INFO['subscribed']) {
476            tpl_link(wl($ID,'do=unsubscribe'),$pre.$lang['btn_unsubscribe'].$suf,'class="action unsubscribe"');
477          } else {
478            tpl_link(wl($ID,'do=subscribe'),$pre.$lang['btn_subscribe'].$suf,'class="action subscribe"');
479          }
480          return true;
481        }
482      }
483      return false;
484    case 'backlink':
485      tpl_link(wl($ID,'do=backlink'),$pre.$lang['btn_backlink'].$suf, 'class="action backlink"');
486      return true;
487    case 'profile':
488      if($conf['useacl'] && $_SERVER['REMOTE_USER'] &&
489         $auth->canDo('Profile') && ($ACT!='profile')){
490        tpl_link(wl($ID,'do=profile'),$pre.$lang['btn_profile'].$suf, 'class="action profile"');
491        return true;
492      }
493      return false;
494    default:
495      print '[unknown link type]';
496      return true;
497  }
498}
499
500/**
501 * Print the search form
502 *
503 * If the first parameter is given a div with the ID 'qsearch_out' will
504 * be added which instructs the ajax pagequicksearch to kick in and place
505 * its output into this div. The second parameter controls the propritary
506 * attribute autocomplete. If set to false this attribute will be set with an
507 * value of "off" to instruct the browser to disable it's own built in
508 * autocompletion feature (MSIE and Firefox)
509 *
510 * @author Andreas Gohr <andi@splitbrain.org>
511 */
512function tpl_searchform($ajax=true,$autocomplete=true){
513  global $lang;
514  global $ACT;
515
516  print '<form action="'.wl().'" accept-charset="utf-8" class="search" id="dw__search"><div class="no">';
517  print '<input type="hidden" name="do" value="search" />';
518  print '<input type="text" ';
519  if($ACT == 'search') print 'value="'.htmlspecialchars($_REQUEST['id']).'" ';
520  if(!$autocomplete) print 'autocomplete="off" ';
521  print 'id="qsearch__in" accesskey="f" name="id" class="edit" />';
522  print '<input type="submit" value="'.$lang['btn_search'].'" class="button" />';
523  if($ajax) print '<div id="qsearch__out" class="ajax_qsearch JSpopup"></div>';
524  print '</div></form>';
525}
526
527/**
528 * Print the breadcrumbs trace
529 *
530 * @author Andreas Gohr <andi@splitbrain.org>
531 */
532function tpl_breadcrumbs(){
533  global $lang;
534  global $conf;
535
536  //check if enabled
537  if(!$conf['breadcrumbs']) return;
538
539  $crumbs = breadcrumbs(); //setup crumb trace
540
541  //reverse crumborder in right-to-left mode
542  if($lang['direction'] == 'rtl') $crumbs = array_reverse($crumbs,true);
543
544  //render crumbs, highlight the last one
545  print $lang['breadcrumb'].':';
546  $last = count($crumbs);
547  $i = 0;
548  foreach ($crumbs as $id => $name){
549    $i++;
550    print ' <span class="bcsep">&raquo;</span> ';
551    if ($i == $last) print '<span class="curid">';
552    tpl_link(wl($id),$name,'class="breadcrumbs" title="'.$id.'"');
553    if ($i == $last) print '</span>';
554  }
555}
556
557/**
558 * Hierarchical breadcrumbs
559 *
560 * This code was suggested as replacement for the usual breadcrumbs.
561 * It only makes sense with a deep site structure.
562 *
563 * @author Andreas Gohr <andi@splitbrain.org>
564 * @author Nigel McNie <oracle.shinoda@gmail.com>
565 * @author Sean Coates <sean@caedmon.net>
566 * @link   http://wiki.splitbrain.org/wiki:tipsandtricks:hierarchicalbreadcrumbs
567 * @todo   May behave strangely in RTL languages
568 */
569function tpl_youarehere($sep=' &raquo; '){
570  global $conf;
571  global $ID;
572  global $lang;
573
574  // check if enabled
575  if(!$conf['youarehere']) return;
576
577  $parts = explode(':', $ID);
578  $count = count($parts);
579
580  echo $lang['youarehere'].': ';
581
582  // always print the startpage
583  $title = p_get_first_heading($conf['start']);
584  if(!$title) $title = $conf['start'];
585  tpl_link(wl($conf['start']),$title,'title="'.$conf['start'].'"');
586
587  // print intermediate namespace links
588  $part = '';
589  for($i=0; $i<$count - 1; $i++){
590    $part .= $parts[$i].':';
591    $page = $part;
592    resolve_pageid('',$page,$exists);
593    if ($page == $conf['start']) continue; // Skip startpage
594
595    // output
596    echo $sep;
597    if($exists){
598      $title = p_get_first_heading($page);
599      if(!$title) $title = $parts[$i];
600      tpl_link(wl($page),$title,'title="'.$page.'"');
601    }else{
602      tpl_link(wl($page),$parts[$i],'title="'.$page.'" class="wikilink2"');
603    }
604  }
605
606  // print current page, skipping start page, skipping for namespace index
607  if($page == $part.$parts[$i]) return;
608  $page = $part.$parts[$i];
609  if($page == $conf['start']) return;
610  echo $sep;
611  if(file_exists(wikiFN($page))){
612    $title = p_get_first_heading($page);
613    if(!$title) $title = $parts[$i];
614    tpl_link(wl($page),$title,'title="'.$page.'"');
615  }else{
616    tpl_link(wl($page),$parts[$i],'title="'.$page.'" class="wikilink2"');
617  }
618}
619
620/**
621 * Print info if the user is logged in
622 * and show full name in that case
623 *
624 * Could be enhanced with a profile link in future?
625 *
626 * @author Andreas Gohr <andi@splitbrain.org>
627 */
628function tpl_userinfo(){
629  global $lang;
630  global $INFO;
631  if($_SERVER['REMOTE_USER'])
632    print $lang['loggedinas'].': '.$INFO['userinfo']['name'];
633}
634
635/**
636 * Print some info about the current page
637 *
638 * @author Andreas Gohr <andi@splitbrain.org>
639 */
640function tpl_pageinfo(){
641  global $conf;
642  global $lang;
643  global $INFO;
644  global $REV;
645
646  // prepare date and path
647  $fn = $INFO['filepath'];
648  if(!$conf['fullpath']){
649    if($REV){
650      $fn = str_replace(realpath($conf['olddir']).DIRECTORY_SEPARATOR,'',$fn);
651    }else{
652      $fn = str_replace(realpath($conf['datadir']).DIRECTORY_SEPARATOR,'',$fn);
653    }
654  }
655  $fn = utf8_decodeFN($fn);
656  $date = date($conf['dformat'],$INFO['lastmod']);
657
658  // print it
659  if($INFO['exists']){
660    print $fn;
661    print ' &middot; ';
662    print $lang['lastmod'];
663    print ': ';
664    print $date;
665    if($INFO['editor']){
666      print ' '.$lang['by'].' ';
667      print $INFO['editor'];
668    }
669    if($INFO['locked']){
670      print ' &middot; ';
671      print $lang['lockedby'];
672      print ': ';
673      print $INFO['locked'];
674    }
675  }
676}
677
678/**
679 * Prints or returns the name of the given page (current one if none given).
680 *
681 * If useheading is enabled this will use the first headline else
682 * the given ID is used.
683 *
684 * @author Andreas Gohr <andi@splitbrain.org>
685 */
686function tpl_pagetitle($id=null, $ret=false){
687  global $conf;
688  if(is_null($id)){
689    global $ID;
690    $id = $ID;
691  }
692
693  $name = $id;
694  if ($conf['useheading']) {
695    $title = p_get_first_heading($id);
696    if ($title) $name = $title;
697  }
698
699  if ($ret) {
700      return hsc($name);
701  } else {
702      print hsc($name);
703  }
704}
705
706/**
707 * Returns the requested EXIF/IPTC tag from the current image
708 *
709 * If $tags is an array all given tags are tried until a
710 * value is found. If no value is found $alt is returned.
711 *
712 * Which texts are known is defined in the functions _exifTagNames
713 * and _iptcTagNames() in inc/jpeg.php (You need to prepend IPTC
714 * to the names of the latter one)
715 *
716 * Only allowed in: detail.php
717 *
718 * @author Andreas Gohr <andi@splitbrain.org>
719 */
720function tpl_img_getTag($tags,$alt='',$src=null){
721  // Init Exif Reader
722  global $SRC;
723
724  if(is_null($src)) $src = $SRC;
725
726  static $meta = null;
727  if(is_null($meta)) $meta = new JpegMeta($src);
728  if($meta === false) return $alt;
729  $info = $meta->getField($tags);
730  if($info == false) return $alt;
731  return $info;
732}
733
734/**
735 * Prints the image with a link to the full sized version
736 *
737 * Only allowed in: detail.php
738 */
739function tpl_img($maxwidth=0,$maxheight=0){
740  global $IMG;
741  $w = tpl_img_getTag('File.Width');
742  $h = tpl_img_getTag('File.Height');
743
744  //resize to given max values
745  $ratio = 1;
746  if($w >= $h){
747    if($maxwidth && $w >= $maxwidth){
748      $ratio = $maxwidth/$w;
749    }elseif($maxheight && $h > $maxheight){
750      $ratio = $maxheight/$h;
751    }
752  }else{
753    if($maxheight && $h >= $maxheight){
754      $ratio = $maxheight/$h;
755    }elseif($maxwidth && $w > $maxwidth){
756      $ratio = $maxwidth/$w;
757    }
758  }
759  if($ratio){
760    $w = floor($ratio*$w);
761    $h = floor($ratio*$h);
762  }
763
764  //prepare URLs
765  $url=ml($IMG,array('cache'=>$_REQUEST['cache']));
766  $src=ml($IMG,array('cache'=>$_REQUEST['cache'],'w'=>$w,'h'=>$h));
767
768  //prepare attributes
769  $alt=tpl_img_getTag('Simple.Title');
770  $p = array();
771  if($w) $p['width']  = $w;
772  if($h) $p['height'] = $h;
773         $p['class']  = 'img_detail';
774  if($alt){
775    $p['alt']   = $alt;
776    $p['title'] = $alt;
777  }else{
778    $p['alt'] = '';
779  }
780  $p = buildAttributes($p);
781
782  print '<a href="'.$url.'">';
783  print '<img src="'.$src.'" '.$p.'/>';
784  print '</a>';
785}
786
787/**
788 * This function inserts a 1x1 pixel gif which in reality
789 * is the inexer function.
790 *
791 * Should be called somewhere at the very end of the main.php
792 * template
793 */
794function tpl_indexerWebBug(){
795  global $ID;
796  global $INFO;
797  if(!$INFO['exists']) return;
798
799  if(isHiddenPage($ID)) return; //no need to index hidden pages
800
801  $p = array();
802  $p['src']    = DOKU_BASE.'lib/exe/indexer.php?id='.rawurlencode($ID).
803                 '&'.time();
804  $p['width']  = 1;
805  $p['height'] = 1;
806  $p['alt']    = '';
807  $att = buildAttributes($p);
808  print "<img $att />";
809}
810
811// configuration methods
812/**
813 * tpl_getConf($id)
814 *
815 * use this function to access template configuration variables
816 */
817function tpl_getConf($id){
818  global $conf;
819  global $tpl_configloaded;
820
821  $tpl = $conf['template'];
822
823  if (!$tpl_configloaded){
824    $tconf = tpl_loadConfig();
825    if ($tconf !== false){
826      foreach ($tconf as $key => $value){
827        if (isset($conf['tpl'][$tpl][$key])) continue;
828        $conf['tpl'][$tpl][$key] = $value;
829      }
830      $tpl_configloaded = true;
831    }
832  }
833
834  return $conf['tpl'][$tpl][$id];
835}
836
837/**
838 * tpl_loadConfig()
839 * reads all template configuration variables
840 * this function is automatically called by tpl_getConf()
841 */
842function tpl_loadConfig(){
843
844  $file = DOKU_TPLINC.'/conf/default.php';
845  $conf = array();
846
847  if (!@file_exists($file)) return false;
848
849  // load default config file
850  include($file);
851
852  return $conf;
853}
854
855/**
856 * prints the "main content" in the mediamanger popup
857 *
858 * Depending on the user's actions this may be a list of
859 * files in a namespace, the meta editing dialog or
860 * a message of referencing pages
861 *
862 * Only allowed in mediamanager.php
863 *
864 * @author Andreas Gohr <andi@splitbrain.org>
865 */
866function tpl_mediaContent(){
867  global $IMG;
868  global $AUTH;
869  global $INUSE;
870  global $NS;
871  global $JUMPTO;
872
873  ptln('<div id="media__content">');
874  if($_REQUEST['edit']){
875    media_metaform($IMG,$AUTH);
876  }elseif(is_array($INUSE)){
877    media_filesinuse($INUSE,$IMG);
878  }else{
879    media_filelist($NS,$AUTH,$JUMPTO);
880  }
881  ptln('</div>');
882}
883
884/**
885 * prints the namespace tree in the mediamanger popup
886 *
887 * Only allowed in mediamanager.php
888 *
889 * @author Andreas Gohr <andi@splitbrain.org>
890 */
891function tpl_mediaTree(){
892  global $NS;
893
894  ptln('<div id="media__tree">');
895  media_nstree($NS);
896  ptln('</div>');
897}
898
899//Setup VIM: ex: et ts=2 enc=utf-8 :
900