xref: /dokuwiki/inc/template.php (revision 4b8edb9d27253137965d9c07ac1b0abe1af3bc31)
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 * Wrapper around htmlspecialchars()
14 *
15 * @author Andreas Gohr <andi@splitbrain.org>
16 * @see    htmlspecialchars()
17 */
18function hsc($string){
19  return htmlspecialchars($string);
20}
21
22/**
23 * print a newline terminated string
24 *
25 * You can give an indention as optional parameter
26 *
27 * @author Andreas Gohr <andi@splitbrain.org>
28 */
29function ptln($string,$intend=0){
30  for($i=0; $i<$intend; $i++) print ' ';
31  print"$string\n";
32}
33
34/**
35 * Returns the path to the given template, uses
36 * default one if the custom version doesn't exist
37 *
38 * @author Andreas Gohr <andi@splitbrain.org>
39 */
40function template($tpl){
41  global $conf;
42
43  if(@is_readable(DOKU_INC.'lib/tpl/'.$conf['template'].'/'.$tpl))
44    return DOKU_INC.'lib/tpl/'.$conf['template'].'/'.$tpl;
45
46  return DOKU_INC.'lib/tpl/default/'.$tpl;
47}
48
49/**
50 * Print the content
51 *
52 * This function is used for printing all the usual content
53 * (defined by the global $ACT var) by calling the appropriate
54 * outputfunction(s) from html.php
55 *
56 * Everything that doesn't use the default template isn't
57 * handled by this function. ACL stuff is not done either.
58 *
59 * @author Andreas Gohr <andi@splitbrain.org>
60 */
61function tpl_content(){
62  global $ACT;
63  global $TEXT;
64  global $PRE;
65  global $SUF;
66  global $SUM;
67  global $IDX;
68
69  switch($ACT){
70    case 'show':
71      html_show();
72      break;
73    case 'preview':
74      html_edit($TEXT);
75      html_show($TEXT);
76      break;
77    case 'edit':
78      html_edit();
79      break;
80    case 'wordblock':
81      html_edit($TEXT,'wordblock');
82      break;
83    case 'search':
84      html_search();
85      break;
86    case 'revisions':
87      html_revisions();
88      break;
89    case 'diff':
90      html_diff();
91      break;
92    case 'recent':
93      $first = is_numeric($_REQUEST['first']) ? intval($_REQUEST['first']) : 0;
94      html_recent($first);
95      break;
96    case 'index':
97      html_index($IDX); #FIXME can this be pulled from globals? is it sanitized correctly?
98      break;
99    case 'backlink':
100      html_backlinks();
101      break;
102    case 'conflict':
103      html_conflict(con($PRE,$TEXT,$SUF),$SUM);
104      html_diff(con($PRE,$TEXT,$SUF),false);
105      break;
106    case 'locked':
107      html_locked();
108      break;
109    case 'login':
110      html_login();
111      break;
112    case 'register':
113      html_register();
114      break;
115    case 'denied':
116      print p_locale_xhtml('denied');
117			break;
118    case 'admin':
119      tpl_admin();
120      break;
121    default:
122			msg("Failed to handle command: ".hsc($ACT),-1);
123  }
124}
125
126/**
127 * Handle the admin page contents
128 *
129 * @author Andreas Gohr <andi@splitbrain.org>
130 */
131function tpl_admin(){
132  switch($_REQUEST['page']){
133		case 'acl':
134			admin_acl_html();
135			break;
136    default:
137			html_admin();
138	}
139}
140
141/**
142 * Print the correct HTML meta headers
143 *
144 * This has to go into the head section of your template.
145 *
146 * @author Andreas Gohr <andi@splitbrain.org>
147 */
148function tpl_metaheaders(){
149  global $ID;
150  global $INFO;
151  global $ACT;
152  global $lang;
153  global $conf;
154  $it=2;
155
156  // the usual stuff
157  ptln('<meta name="generator" content="DokuWiki '.getVersion().'" />',$it);
158  ptln('<link rel="start" href="'.DOKU_BASE.'" />',$it);
159  ptln('<link rel="contents" href="'.wl($ID,'do=index').'" title="'.$lang['index'].'" />',$it);
160  ptln('<link rel="alternate" type="application/rss+xml" title="Recent Changes" href="'.DOKU_BASE.'feed.php" />',$it);
161  ptln('<link rel="alternate" type="application/rss+xml" title="Current Namespace" href="'.DOKU_BASE.'feed.php?mode=list&amp;ns='.$INFO['namespace'].'" />',$it);
162  ptln('<link rel="alternate" type="text/html" title="Plain HTML" href="'.wl($ID,'do=export_html').'" />',$it);
163  ptln('<link rel="alternate" type="text/plain" title="Wiki Markup" href="'.wl($ID, 'do=export_raw').'" />',$it);
164  ptln('<link rel="stylesheet" media="screen" type="text/css" href="'.DOKU_BASE.'lib/styles/style.css" />',$it);
165
166  // setup robot tags apropriate for different modes
167  if( ($ACT=='show' || $ACT=='export_html') && !$REV){
168    if($INFO['exists']){
169      ptln('<meta name="date" content="'.date('Y-m-d\TH:i:sO',$INFO['lastmod']).'" />',$it);
170      //delay indexing:
171      if((time() - $INFO['lastmod']) >= $conf['indexdelay']){
172        ptln('<meta name="robots" content="index,follow" />',$it);
173      }else{
174        ptln('<meta name="robots" content="noindex,nofollow" />',$it);
175      }
176    }else{
177      ptln('<meta name="robots" content="noindex,follow" />',$it);
178    }
179  }else{
180    ptln('<meta name="robots" content="noindex,nofollow" />',$it);
181  }
182
183  // include some JavaScript language strings
184  ptln('<script language="javascript" type="text/javascript" charset="utf-8">',$it);
185  ptln("  var alertText   = '".$lang['qb_alert']."'",$it);
186  ptln("  var notSavedYet = '".$lang['notsavedyet']."'",$it);
187  ptln("  var DOKU_BASE   = '".DOKU_BASE."'",$it);
188  ptln('</script>',$it);
189
190  // load the default JavaScript files
191  ptln('<script language="javascript" type="text/javascript" charset="utf-8" src="'.
192       DOKU_BASE.'lib/scripts/script.js"></script>',$it);
193  ptln('<script language="javascript" type="text/javascript" charset="utf-8" src="'.
194       DOKU_BASE.'lib/scripts/tw-sack.js"></script>',$it);
195  ptln('<script language="javascript" type="text/javascript" charset="utf-8" src="'.
196       DOKU_BASE.'lib/scripts/ajax.js"></script>',$it);
197
198  // load spellchecker script if wanted
199  if($conf['spellchecker'] && ($ACT=='edit' || $ACT=='preview')){
200    ptln('<script language="javascript" type="text/javascript" charset="utf-8" src="'.
201       DOKU_BASE.'lib/scripts/spellcheck.js"></script>',$it);
202  }
203
204  // dom tool tip library, for insitu footnotes
205  ptln('<script language="javascript" type="text/javascript" charset="utf-8" src="'.
206       DOKU_BASE.'lib/scripts/domLib.js"></script>',$it);
207  ptln('<script language="javascript" type="text/javascript" charset="utf-8" src="'.
208       DOKU_BASE.'lib/scripts/domTT.js"></script>',$it);
209
210  // plugin stylesheets and Scripts
211  plugin_printCSSJS();
212}
213
214/**
215 * Print a link
216 *
217 * Just builds a link but adds additional JavaScript needed for
218 * the unsaved data check needed in the edit form.
219 *
220 * @author Andreas Gohr <andi@splitbrain.org>
221 */
222function tpl_link($url,$name,$more=''){
223  print '<a href="'.$url.'" onclick="return svchk()" onkeypress="return svchk()"';
224  if ($more) print ' '.$more;
225  print ">$name</a>";
226}
227
228/**
229 * Prints a link to a WikiPage
230 *
231 * Wrapper around html_wikilink
232 *
233 * @author Andreas Gohr <andi@splitbrain.org>
234 */
235function tpl_pagelink($id,$name=NULL){
236  print html_wikilink($id,$name);
237}
238
239/**
240 * get the parent page
241 *
242 * Tries to find out which page is parent.
243 * returns false if none is available
244 *
245 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
246 */
247function tpl_getparent($ID){
248  global $conf;
249
250  if ($ID != $conf['start']) {
251    $idparts = explode(':', $ID);
252    $pn = array_pop($idparts);    // get the page name
253
254    for ($n=0; $n < 2; $n++) {
255      if (count($idparts) == 0) {
256        $ID = $conf['start'];     // go to topmost page
257        break;
258      }else{
259        $ns = array_pop($idparts);     // get the last part of namespace
260        if ($pn != $ns) {                 // are we already home?
261          array_push($idparts, $ns, $ns); // no, then add a page with same name
262          $ID = implode (':', $idparts); // as the namespace and recombine $ID
263          break;
264        }
265      }
266    }
267
268    if (@file_exists(wikiFN($ID))) {
269      return $ID;
270    }
271  }
272  return false;
273}
274
275/**
276 * Print one of the buttons
277 *
278 * Available Buttons are
279 *
280 *  edit    - edit/create/show button
281 *  history - old revisions
282 *  recent  - recent changes
283 *  login    - login/logout button - if ACL enabled
284 *  index     - The index
285 *  admin      - admin page - if enough rights
286 *  top         - a back to top button
287 *  back        - a back to parent button - if available
288 *  backtomedia - returns to the mediafile upload dialog
289 *                after references have been displayed
290 *
291 * @author Andreas Gohr <andi@splitbrain.org>
292 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
293 */
294function tpl_button($type){
295  global $ID;
296  global $NS;
297  global $INFO;
298  global $conf;
299
300  switch($type){
301    case 'edit':
302      print html_editbutton();
303      break;
304    case 'history':
305      print html_btn('revs',$ID,'o',array('do' => 'revisions'));
306      break;
307    case 'recent':
308      print html_btn('recent','','r',array('do' => 'recent'));
309      break;
310    case 'index':
311      print html_btn('index',$ID,'x',array('do' => 'index'));
312      break;
313    case 'back':
314      if ($ID = tpl_getparent($ID)) {
315        print html_btn('back',$ID,'b',array('do' => 'show'));
316      }
317      break;
318    case 'top':
319      print html_topbtn();
320      break;
321    case 'login':
322      if($conf['useacl']){
323        if($_SERVER['REMOTE_USER']){
324          print html_btn('logout',$ID,'',array('do' => 'logout',));
325        }else{
326          print html_btn('login',$ID,'',array('do' => 'login'));
327        }
328      }
329      break;
330    case 'admin':
331      if($INFO['perm'] == AUTH_ADMIN)
332        print html_btn('admin',$ID,'',array('do' => 'admin'));
333      break;
334    case 'backtomedia':
335      print html_backtomedia_button(array('ns' => $NS),'b');
336      break;
337		default:
338			print '[unknown button type]';
339  }
340}
341
342/**
343 * Like the action buttons but links
344 *
345 * Available links are
346 *
347 *  edit    - edit/create/show button
348 *  history - old revisions
349 *  recent  - recent changes
350 *  login   - login/logout button - if ACL enabled
351 *  index   - The index
352 *  admin   - admin page - if enough rights
353 *  top     - a back to top button
354 *  back    - a back to parent button - if available
355 *
356 * @author Andreas Gohr <andi@splitbrain.org>
357 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
358 * @see    tpl_button
359 */
360function tpl_actionlink($type,$pre='',$suf=''){
361  global $ID;
362  global $INFO;
363  global $REV;
364  global $ACT;
365  global $conf;
366  global $lang;
367
368  switch($type){
369    case 'edit':
370      #most complicated type - we need to decide on current action
371      if($ACT == 'show' || $ACT == 'search'){
372        if($INFO['writable']){
373          if($INFO['exists']){
374            tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
375                     $pre.$lang['btn_edit'].$suf,
376                     'class="action" accesskey="e" rel="nofollow"');
377          }else{
378            tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
379                     $pre.$lang['btn_create'].$suf,
380                     'class="action" accesskey="e" rel="nofollow"');
381          }
382        }else{
383          tpl_link(wl($ID,'do=edit&amp;rev='.$REV),
384                   $pre.$lang['btn_source'].$suf,
385                   'class="action" accesskey="v" rel="nofollow"');
386        }
387      }else{
388          tpl_link(wl($ID,'do=show'),
389                   $pre.$lang['btn_show'].$suf,
390                   'class="action" accesskey="v" rel="nofollow"');
391      }
392      break;
393    case 'history':
394      tpl_link(wl($ID,'do=revisions'),$pre.$lang['btn_revs'].$suf,'class="action" accesskey="o"');
395      break;
396    case 'recent':
397      tpl_link(wl($ID,'do=recent'),$pre.$lang['btn_recent'].$suf,'class="action" accesskey="r"');
398      break;
399    case 'index':
400      tpl_link(wl($ID,'do=index'),$pre.$lang['btn_index'].$suf,'class="action" accesskey="x"');
401      break;
402    case 'top':
403      print '<a href="#top" class="action" accesskey="x">'.$pre.$lang['btn_top'].$suf.'</a>';
404      break;
405    case 'back':
406      if ($ID = tpl_getparent($ID)) {
407        tpl_link(wl($ID,'do=show'),$pre.$lang['btn_back'].$suf,'class="action" accesskey="b"');
408      }
409      break;
410    case 'login':
411      if($conf['useacl']){
412        if($_SERVER['REMOTE_USER']){
413          tpl_link(wl($ID,'do=logout'),$pre.$lang['btn_logout'].$suf,'class="action"');
414        }else{
415          tpl_link(wl($ID,'do=login'),$pre.$lang['btn_login'].$suf,'class="action"');
416        }
417      }
418      break;
419    case 'admin':
420      if($INFO['perm'] == AUTH_ADMIN)
421        tpl_link(wl($ID,'do=admin'),$pre.$lang['btn_admin'].$suf,'class="action"');
422      break;
423    default:
424      print '[unknown link type]';
425  }
426}
427
428/**
429 * Print the search form
430 *
431 * @author Andreas Gohr <andi@splitbrain.org>
432 */
433function tpl_searchform(){
434  global $lang;
435  global $ACT;
436
437  print '<form action="'.wl().'" accept-charset="utf-8" class="search" name="search" onsubmit="return svchk()">';
438  print '<input type="hidden" name="do" value="search" />';
439  print '<input type="text" ';
440
441  if ($ACT == 'search')
442    print 'value="'.$_REQUEST['id'].'" '; /* keep search input as long as user stays on search page */
443
444  print 'id="qsearch_in" accesskey="f" name="id" class="edit" onkeyup="ajax_qsearch.call(\'qsearch_in\',\'qsearch_out\')" />';
445  print '<input type="submit" value="'.$lang['btn_search'].'" class="button" />';
446  print '<div id="qsearch_out" class="ajax_qsearch" onclick="this.style.display=\'none\'"></div>';
447  print '</form>';
448}
449
450/**
451 * Print the breadcrumbs trace
452 *
453 * @author Andreas Gohr <andi@splitbrain.org>
454 */
455function tpl_breadcrumbs(){
456  global $lang;
457  global $conf;
458
459  //check if enabled
460  if(!$conf['breadcrumbs']) return;
461
462  $crumbs = breadcrumbs(); //setup crumb trace
463
464  //reverse crumborder in right-to-left mode
465  if($lang['direction'] == 'rtl') $crumbs = array_reverse($crumbs,true);
466
467  //render crumbs, highlight the last one
468  print $lang['breadcrumb'].':';
469  $last = count($crumbs);
470  $i = 0;
471  foreach ($crumbs as $id => $name){
472    $i++;
473    print ' <span class="bcsep">&raquo;</span> ';
474    if ($i == $last) print '<span class="curid">';
475    tpl_link(wl($id),$name,'class="breadcrumbs" title="'.$id.'"');
476    if ($i == $last) print '</span>';
477  }
478}
479
480/**
481 * Hierarchical breadcrumbs
482 *
483 * This code was suggested as replacement for the usual breadcrumbs
484 * trail in the Wiki and was modified by me.
485 * It only makes sense with a deep site structure.
486 *
487 * @author Andreas Gohr <andi@splitbrain.org>
488 * @link   http://wiki.splitbrain.org/wiki:tipsandtricks:hierarchicalbreadcrumbs
489 * @todo   May behave starngely in RTL languages
490 */
491function tpl_youarehere(){
492  global $conf;
493  global $ID;
494  global $lang;
495
496
497  $parts     = explode(':', $ID);
498
499  print $lang['breadcrumb'].': ';
500
501  //always print the startpage
502  if( $a_part[0] != $conf['start'] )
503    tpl_link(wl($conf['start']),$conf['start'],'title="'.$conf['start'].'"');
504
505  $page = '';
506  foreach ($parts as $part){
507	  print ' &raquo; ';
508    $page .= $part;
509
510    if(file_exists(wikiFN($page))){
511      tpl_link(wl($page),$part,'title="'.$page.'"');
512    }else{
513      print $page;
514    }
515
516    $page .= ':';
517  }
518}
519
520/**
521 * Print info if the user is logged in
522 * and show full name in that case
523 *
524 * Could be enhanced with a profile link in future?
525 *
526 * @author Andreas Gohr <andi@splitbrain.org>
527 */
528function tpl_userinfo(){
529  global $lang;
530  global $INFO;
531  if($_SERVER['REMOTE_USER'])
532    print $lang['loggedinas'].': '.$INFO['userinfo']['name'];
533}
534
535/**
536 * Print some info about the current page
537 *
538 * @author Andreas Gohr <andi@splitbrain.org>
539 */
540function tpl_pageinfo(){
541  global $conf;
542  global $lang;
543  global $INFO;
544  global $REV;
545
546  // prepare date and path
547  $fn = $INFO['filepath'];
548  if(!$conf['fullpath']){
549    if($REV){
550      $fn = str_replace(realpath($conf['olddir']).DIRECTORY_SEPARATOR,'',$fn);
551    }else{
552      $fn = str_replace(realpath($conf['datadir']).DIRECTORY_SEPARATOR,'',$fn);
553    }
554  }
555  $fn = utf8_decodeFN($fn);
556  $date = date($conf['dformat'],$INFO['lastmod']);
557
558  // print it
559  if($INFO['exists']){
560    print $fn;
561    print ' &middot; ';
562    print $lang['lastmod'];
563    print ': ';
564    print $date;
565    if($INFO['editor']){
566      print ' '.$lang['by'].' ';
567      print $INFO['editor'];
568    }
569    if($INFO['locked']){
570      print ' &middot; ';
571      print $lang['lockedby'];
572      print ': ';
573      print $INFO['locked'];
574    }
575  }
576}
577
578/**
579 * Print a list of namespaces containing media files
580 *
581 * @author Andreas Gohr <andi@splitbrain.org>
582 */
583function tpl_medianamespaces(){
584	global $conf;
585
586  $data = array();
587  search($data,$conf['mediadir'],'search_namespaces',array());
588  print html_buildlist($data,'idx',media_html_list_namespaces);
589}
590
591/**
592 * Print a list of mediafiles in the current namespace
593 *
594 * @author Andreas Gohr <andi@splitbrain.org>
595 */
596function tpl_mediafilelist(){
597  global $conf;
598  global $lang;
599  global $NS;
600  global $AUTH;
601  $dir = utf8_encodeFN(str_replace(':','/',$NS));
602
603  $data = array();
604  search($data,$conf['mediadir'],'search_media',array(),$dir);
605
606  if(!count($data)){
607    ptln('<div class="nothing">'.$lang['nothingfound'].'</div>');
608    return;
609  }
610
611  ptln('<ul>',2);
612  foreach($data as $item){
613    ptln('<li>',4);
614    ptln('<a href="javascript:mediaSelect(\''.$item['id'].'\')">'.
615         utf8_decodeFN($item['file']).
616         '</a>',6);
617
618    //prepare deletion button
619    if($AUTH >= AUTH_DELETE){
620      $ask  = $lang['del_confirm'].'\\n';
621      $ask .= $item['id'];
622
623      $del = '<a href="'.DOKU_BASE.'lib/exe/media.php?delete='.urlencode($item['id']).'" '.
624             'onclick="return confirm(\''.$ask.'\')" onkeypress="return confirm(\''.$ask.'\')">'.
625             '<img src="'.DOKU_BASE.'lib/images/del.png" alt="'.$lang['btn_delete'].'" '.
626             'align="bottom" title="'.$lang['btn_delete'].'" /></a>';
627    }else{
628      $del = '';
629    }
630
631    if($item['isimg']){
632      $w = $item['meta']->getField('File.Width');
633      $h = $item['meta']->getField('File.Height');
634
635      ptln('('.$w.'&#215;'.$h.' '.filesize_h($item['size']).')',6);
636      ptln($del.'<br />',6);
637      ptln('<div class="meta">',6);
638
639      //build thumbnail
640      print '<a href="javascript:mediaSelect(\''.$item['id'].'\')">';
641
642      if($w>120 || $h>120){
643        $ratio = $item['meta']->getResizeRatio(120);
644        $w = floor($w * $ratio);
645        $h = floor($h * $ratio);
646      }
647
648      $p = array();
649      $p['w'] = $w;
650      $p['h'] = $h;
651      $p['media'] = $item['id'];
652      $src = DOKU_BASE.'lib/exe/fetch.php?'.buildURLParams($p);
653
654      $p = array();
655      $p['width']  = $w;
656      $p['height'] = $h;
657      $p['alt']    = $item['id'];
658      $p['class']  = 'thumb';
659      $att = buildAttributes($p);
660
661      print '<img src="'.$src.'" '.$att.' />';
662      print '</a>';
663
664      //read EXIF/IPTC data
665      $t = $item['meta']->getField('IPTC.Headline');
666      if($t) print '<b>'.$t.'</b><br />';
667
668      $t = $item['meta']->getField(array('IPTC.Caption','EXIF.UserComment',
669                                         'EXIF.TIFFImageDescription',
670                                         'EXIF.TIFFUserComment'));
671      if($t) print $t.'<br />';
672
673      $t = $item['meta']->getField(array('IPTC.Keywords','IPTC.Category'));
674      if($t) print '<i>'.$t.'</i><br />';
675
676      //add edit button
677      if($AUTH >= AUTH_UPLOAD && $item['meta']->getField('File.Mime') == 'image/jpeg'){
678        print '<a href="'.DOKU_BASE.'lib/exe/media.php?edit='.urlencode($item['id']).'">';
679        print '<img src="'.DOKU_BASE.'lib/images/edit.gif" alt="'.$lang['metaedit'].'" title="'.$lang['metaedit'].'" />';
680        print '</a>';
681      }
682
683      ptln('</div>',6);
684    }else{
685      ptln ('('.filesize_h($item['size']).')',6);
686      ptln($del,6);
687    }
688    ptln('</li>',4);
689  }
690  ptln('</ul>',2);
691}
692
693/**
694 * show references to a media file
695 * References uses the same visual as search results and share
696 * their CSS tags except pagenames won't be links.
697 *
698 * @author Matthias Grimm <matthiasgrimm@users.sourceforge.net>
699 */
700function tpl_showreferences(&$data){
701  global $lang;
702
703  $hidden=0; //count of hits without read permission
704
705  if(count($data)){
706    usort($data,'sort_search_fulltext');
707    foreach($data as $row){
708      if(auth_quickaclcheck($row['id']) >= AUTH_READ){
709        print '<div class="search_result">';
710        print '<span class="mediaref_ref">'.$row['id'].'</span>';
711        print ': <span class="search_cnt">'.$row['count'].' '.$lang['hits'].'</span><br />';
712        print '<div class="search_snippet">'.$row['snippet'].'</div>';
713        print '</div>';
714      }else
715        $hidden++;
716    }
717    if ($hidden){
718      print '<div class="mediaref_hidden">'.$lang['ref_hidden'].'</div>';
719    }
720  }
721}
722
723/**
724 * Print the media upload form if permissions are correct
725 *
726 * @author Andreas Gohr <andi@splitbrain.org>
727 */
728function tpl_mediauploadform(){
729  global $NS;
730  global $UPLOADOK;
731  global $AUTH;
732  global $lang;
733
734  if(!$UPLOADOK) return;
735
736  ptln('<form action="'.DOKU_BASE.'lib/exe/media.php" name="upload"'.
737       ' method="post" enctype="multipart/form-data">',2);
738  ptln($lang['txt_upload'].':<br />',4);
739  ptln('<input type="file" name="upload" class="edit" onchange="suggestWikiname();" />',4);
740  ptln('<input type="hidden" name="ns" value="'.hsc($NS).'" /><br />',4);
741  ptln($lang['txt_filename'].'<br />',4);
742  ptln('<input type="text" name="id" class="edit" />',4);
743  ptln('<input type="submit" class="button" value="'.$lang['btn_upload'].'" accesskey="s" />',4);
744  if($AUTH >= AUTH_DELETE){
745    ptln('<label for="ow" class="simple"><input type="checkbox" name="ow" value="1" id="ow">'.$lang['txt_overwrt'].'</label>',4);
746  }
747  ptln('</form>',2);
748}
749
750/**
751 * Prints the name of the given page (current one if none given).
752 *
753 * If useheading is enabled this will use the first headline else
754 * the given ID is printed.
755 *
756 * @author Andreas Gohr <andi@splitbrain.org>
757 */
758function tpl_pagetitle($id=null){
759  global $conf;
760  if(is_null($id)){
761    global $ID;
762    $id = $ID;
763  }
764
765  $name = $id;
766  if ($conf['useheading']) {
767    $title = p_get_first_heading($id);
768    if ($title) $name = $title;
769  }
770  print hsc($name);
771}
772
773/**
774 * Returns the requested EXIF/IPTC tag from the current image
775 *
776 * If $tags is an array all given tags are tried until a
777 * value is found. If no value is found $alt is returned.
778 *
779 * Which texts are known is defined in the functions _exifTagNames
780 * and _iptcTagNames() in inc/jpeg.php (You need to prepend IPTC
781 * to the names of the latter one)
782 *
783 * Only allowed in: detail.php, mediaedit.php
784 *
785 * @author Andreas Gohr <andi@splitbrain.org>
786 */
787function tpl_img_getTag($tags,$alt=''){
788  // Init Exif Reader
789  global $SRC;
790  static $meta = null;
791  if(is_null($meta)) $meta = new JpegMeta($SRC);
792  if($meta === false) return $alt;
793  $info = $meta->getField($tags);
794  if($info == false) return $alt;
795  return $info;
796}
797
798/**
799 * Prints the image with a link to the full sized version
800 *
801 * Only allowed in: detail.php
802 */
803function tpl_img($maxwidth=900,$maxheight=700){
804  global $IMG;
805  $w = tpl_img_getTag('File.Width');
806  $h = tpl_img_getTag('File.Height');
807
808  //resize to given max values
809  $ratio = 1;
810  if($w >= $h){
811    if($w >= $maxwidth){
812      $ratio = $maxwidth/$w;
813    }elseif($h > $maxheight){
814      $ratio = $maxheight/$h;
815    }
816  }else{
817    if($h >= $maxheight){
818      $ratio = $maxheight/$h;
819    }elseif($w > $maxwidth){
820      $ratio = $maxwidth/$w;
821    }
822  }
823  if($ratio){
824    $w = floor($ratio*$w);
825    $h = floor($ratio*$h);
826  }
827
828  //prepare URL
829  $p = array();
830  $p['cache'] = $_REQUEST['cache'];
831  $p['media'] = $IMG;
832  $p = buildURLparams($p);
833  $url=DOKU_BASE.'lib/exe/fetch.php?'.$p;
834
835  //prepare attributes
836  $alt=tpl_img_getTag('Simple.Title');
837  $p = array();
838  if($w) $p['width']  = $w;
839  if($h) $p['height'] = $h;
840         $p['class']  = 'img_detail';
841  if($alt){
842    $p['alt']   = $alt;
843    $p['title'] = $alt;
844  }else{
845    $p['alt'] = '';
846  }
847  $p = buildAttributes($p);
848
849  print '<a href="'.$url.'">';
850  print '<img src="'.$url.'&amp;w='.$w.'&amp;h='.$w.'" '.$p.'/>';
851  print '</a>';
852}
853
854//Setup VIM: ex: et ts=2 enc=utf-8 :
855