source: tags/2.5.0beta2/picture.php @ 23347

Last change on this file since 23347 was 18760, checked in by mistic100, 12 years ago

feature:2781 Add template method to sort actions buttons

  • Property svn:eol-style set to LF
File size: 27.5 KB
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1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based photo gallery                                    |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2012 Piwigo Team                  http://piwigo.org |
6// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
7// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
8// +-----------------------------------------------------------------------+
9// | This program is free software; you can redistribute it and/or modify  |
10// | it under the terms of the GNU General Public License as published by  |
11// | the Free Software Foundation                                          |
12// |                                                                       |
13// | This program is distributed in the hope that it will be useful, but   |
14// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
15// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
16// | General Public License for more details.                              |
17// |                                                                       |
18// | You should have received a copy of the GNU General Public License     |
19// | along with this program; if not, write to the Free Software           |
20// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
21// | USA.                                                                  |
22// +-----------------------------------------------------------------------+
23
24define('PHPWG_ROOT_PATH','./');
25include_once(PHPWG_ROOT_PATH.'include/common.inc.php');
26include(PHPWG_ROOT_PATH.'include/section_init.inc.php');
27include_once(PHPWG_ROOT_PATH.'include/functions_picture.inc.php');
28
29// Check Access and exit when user status is not ok
30check_status(ACCESS_GUEST);
31
32// access authorization check
33if (isset($page['category']))
34{
35  check_restrictions($page['category']['id']);
36}
37
38$page['rank_of'] = array_flip($page['items']);
39
40// if this image_id doesn't correspond to this category, an error message is
41// displayed, and execution is stopped
42if ( !isset($page['rank_of'][$page['image_id']]) )
43{
44  $query = '
45SELECT id, file, level
46  FROM '.IMAGES_TABLE.'
47  WHERE ';
48  if ($page['image_id']>0)
49  {
50    $query .= 'id = '.$page['image_id'];
51  }
52  else
53  {// url given by file name
54    assert( !empty($page['image_file']) );
55    $query .= 'file LIKE \'' .
56      str_replace(array('_','%'), array('/_','/%'), $page['image_file'] ).
57      '.%\' ESCAPE \'/\' LIMIT 1';
58  }
59  if ( ! ( $row = pwg_db_fetch_assoc(pwg_query($query)) ) )
60  {// element does not exist
61    page_not_found( 'The requested image does not exist',
62      duplicate_index_url()
63      );
64  }
65  if ($row['level']>$user['level'])
66  {
67    access_denied();
68  }
69
70  $page['image_id'] = $row['id'];
71  $page['image_file'] =  $row['file'];
72  if ( !isset($page['rank_of'][$page['image_id']]) )
73  {// the image can still be non accessible (filter/cat perm) and/or not in the set
74    global $filter;
75    if ( !empty($filter['visible_images']) and
76      !in_array($page['image_id'], explode(',',$filter['visible_images']) ) )
77    {
78      page_not_found( 'The requested image is filtered',
79          duplicate_index_url()
80        );
81    }
82    if ('categories'==$page['section'] and !isset($page['category']) )
83    {// flat view - all items
84      access_denied();
85    }
86    else
87    {// try to see if we can access it differently
88      $query = '
89SELECT id
90  FROM '.IMAGES_TABLE.' INNER JOIN '.IMAGE_CATEGORY_TABLE.' ON id=image_id
91  WHERE id='.$page['image_id']
92        . get_sql_condition_FandF(
93            array('forbidden_categories' => 'category_id'),
94            " AND"
95          ).'
96  LIMIT 1';
97      if ( pwg_db_num_rows( pwg_query($query) ) == 0 )
98      {
99        access_denied();
100      }
101      else
102      {
103        if ('best_rated'==$page['section'])
104        {
105          $page['rank_of'][$page['image_id']] = count($page['items']);
106          array_push($page['items'], $page['image_id'] );
107        }
108        else
109        {
110          $url = make_picture_url(
111              array(
112                'image_id' => $page['image_id'],
113                'image_file' => $page['image_file'],
114                'section' => 'categories',
115                'flat' => true,
116              )
117            );
118          set_status_header( 'recent_pics'==$page['section'] ? 301 : 302);
119          redirect_http( $url );
120        }
121      }
122    }
123  }
124}
125
126// There is cookie, so we must handle it at the beginning
127if ( isset($_GET['metadata']) )
128{
129  if ( pwg_get_session_var('show_metadata') == null )
130        {
131                pwg_set_session_var('show_metadata', 1 );
132        } else {
133        pwg_unset_session_var('show_metadata');
134        }
135}
136
137// add default event handler for rendering element content
138add_event_handler(
139  'render_element_content',
140  'default_picture_content',
141  EVENT_HANDLER_PRIORITY_NEUTRAL,
142  2
143  );
144// add default event handler for rendering element description
145add_event_handler('render_element_description', 'nl2br');
146
147trigger_action('loc_begin_picture');
148
149// this is the default handler that generates the display for the element
150function default_picture_content($content, $element_info)
151{
152  global $conf;
153 
154  if ( !empty($content) )
155  {// someone hooked us - so we skip;
156    return $content;
157  }
158
159  if (isset($_COOKIE['picture_deriv']))
160  {
161    if ( array_key_exists($_COOKIE['picture_deriv'], ImageStdParams::get_defined_type_map()) )
162    {
163      pwg_set_session_var('picture_deriv', $_COOKIE['picture_deriv']);
164    }
165    setcookie('picture_deriv', false, 0, cookie_path() );
166  }
167  $deriv_type = pwg_get_session_var('picture_deriv', $conf['derivative_default_size']);
168  $selected_derivative = $element_info['derivatives'][$deriv_type];
169
170  $unique_derivatives = array();
171  $show_original = isset($element_info['element_url']);
172  $added = array();
173  foreach($element_info['derivatives'] as $type => $derivative)
174  {
175    if ($type==IMG_SQUARE || $type==IMG_THUMB)
176      continue;
177    if (!array_key_exists($type, ImageStdParams::get_defined_type_map()))
178      continue;
179    $url = $derivative->get_url();
180    if (isset($added[$url]))
181      continue;
182    $added[$url] = 1;
183    $show_original &= !($derivative->same_as_source());
184    $unique_derivatives[$type]= $derivative;
185  }
186
187  global $page, $template;
188
189  if ($show_original)
190  {
191    $template->assign( 'U_ORIGINAL', $element_info['element_url'] );
192  }
193
194  $template->append('current', array(
195      'selected_derivative' => $selected_derivative,
196      'unique_derivatives' => $unique_derivatives,
197    ), true);
198
199
200  $template->set_filenames(
201    array('default_content'=>'picture_content.tpl')
202    );
203
204  $template->assign( array(
205      'ALT_IMG' => $element_info['file'],
206      'COOKIE_PATH' => cookie_path(),
207      )
208    );
209  return $template->parse( 'default_content', true);
210}
211
212// +-----------------------------------------------------------------------+
213// |                            initialization                             |
214// +-----------------------------------------------------------------------+
215
216// caching first_rank, last_rank, current_rank in the displayed
217// section. This should also help in readability.
218$page['first_rank']   = 0;
219$page['last_rank']    = count($page['items']) - 1;
220$page['current_rank'] = $page['rank_of'][ $page['image_id'] ];
221
222// caching current item : readability purpose
223$page['current_item'] = $page['image_id'];
224
225if ($page['current_rank'] != $page['first_rank'])
226{
227  // caching first & previous item : readability purpose
228  $page['previous_item'] = $page['items'][ $page['current_rank'] - 1 ];
229  $page['first_item'] = $page['items'][ $page['first_rank'] ];
230}
231
232if ($page['current_rank'] != $page['last_rank'])
233{
234  // caching next & last item : readability purpose
235  $page['next_item'] = $page['items'][ $page['current_rank'] + 1 ];
236  $page['last_item'] = $page['items'][ $page['last_rank'] ];
237}
238
239$url_up = duplicate_index_url(
240  array(
241    'start' =>
242      floor($page['current_rank'] / $page['nb_image_page'])
243      * $page['nb_image_page']
244    ),
245  array(
246    'start',
247    )
248  );
249
250$url_self = duplicate_picture_url();
251
252// +-----------------------------------------------------------------------+
253// |                                actions                                |
254// +-----------------------------------------------------------------------+
255
256/**
257 * Actions are favorite adding, user comment deletion, setting the picture
258 * as representative of the current category...
259 *
260 * Actions finish by a redirection
261 */
262
263if (isset($_GET['action']))
264{
265  switch ($_GET['action'])
266  {
267    case 'add_to_favorites' :
268    {
269      $query = '
270INSERT INTO '.FAVORITES_TABLE.'
271  (image_id,user_id)
272  VALUES
273  ('.$page['image_id'].','.$user['id'].')
274;';
275      pwg_query($query);
276
277      redirect($url_self);
278
279      break;
280    }
281    case 'remove_from_favorites' :
282    {
283      $query = '
284DELETE FROM '.FAVORITES_TABLE.'
285  WHERE user_id = '.$user['id'].'
286    AND image_id = '.$page['image_id'].'
287;';
288      pwg_query($query);
289
290      if ('favorites' == $page['section'])
291      {
292        redirect($url_up);
293      }
294      else
295      {
296        redirect($url_self);
297      }
298
299      break;
300    }
301    case 'set_as_representative' :
302    {
303      if (is_admin() and isset($page['category']))
304      {
305        $query = '
306UPDATE '.CATEGORIES_TABLE.'
307  SET representative_picture_id = '.$page['image_id'].'
308  WHERE id = '.$page['category']['id'].'
309;';
310        pwg_query($query);
311
312        $query = '
313UPDATE '.USER_CACHE_CATEGORIES_TABLE.'
314  SET user_representative_picture_id = NULL
315  WHERE user_id = '.$user['id'].'
316    AND cat_id = '.$page['category']['id'].'
317;';
318        pwg_query($query);
319      }
320
321      redirect($url_self);
322
323      break;
324    }
325    case 'add_to_caddie' :
326    {
327      fill_caddie(array($page['image_id']));
328      redirect($url_self);
329      break;
330    }
331    case 'rate' :
332    {
333      include_once(PHPWG_ROOT_PATH.'include/functions_rate.inc.php');
334      rate_picture($page['image_id'], $_POST['rate']);
335      redirect($url_self);
336    }
337    case 'edit_comment':
338    {
339      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
340      check_input_parameter('comment_to_edit', $_GET, false, PATTERN_ID);
341      $author_id = get_comment_author_id($_GET['comment_to_edit']);
342
343      if (can_manage_comment('edit', $author_id))
344      {
345        if (!empty($_POST['content']))
346        {
347          check_pwg_token();
348          $comment_action = update_user_comment(
349            array(
350              'comment_id' => $_GET['comment_to_edit'],
351              'image_id' => $page['image_id'],
352              'content' => $_POST['content']
353              ),
354            $_POST['key']
355            );
356
357          $perform_redirect = false;
358          switch ($comment_action)
359          {
360            case 'moderate':
361              $_SESSION['page_infos'][] = l10n('An administrator must authorize your comment before it is visible.');
362            case 'validate':
363              $_SESSION['page_infos'][] = l10n('Your comment has been registered');
364              $perform_redirect = true;
365              break;
366            case 'reject':
367              $_SESSION['page_errors'][] = l10n('Your comment has NOT been registered because it did not pass the validation rules');
368              $perform_redirect = true;
369              break;
370            default:
371              trigger_error('Invalid comment action '.$comment_action, E_USER_WARNING);
372          }
373
374          if ($perform_redirect)
375          {
376            redirect($url_self);
377          }
378          unset($_POST['content']);
379        }
380        else
381        {
382          $edit_comment = $_GET['comment_to_edit'];
383        }
384      }
385      break;
386    }
387    case 'delete_comment' :
388    {
389      check_pwg_token();
390
391      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
392
393      check_input_parameter('comment_to_delete', $_GET, false, PATTERN_ID);
394
395      $author_id = get_comment_author_id($_GET['comment_to_delete']);
396
397      if (can_manage_comment('delete', $author_id))
398      {
399        delete_user_comment($_GET['comment_to_delete']);
400      }
401
402      redirect($url_self);
403    }
404    case 'validate_comment' :
405    {
406      check_pwg_token();
407
408      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
409
410      check_input_parameter('comment_to_validate', $_GET, false, PATTERN_ID);
411
412      $author_id = get_comment_author_id($_GET['comment_to_validate']);
413
414      if (can_manage_comment('validate', $author_id))
415      {
416        validate_user_comment($_GET['comment_to_validate']);
417      }
418
419      redirect($url_self);
420    }
421
422  }
423}
424
425
426//---------- incrementation of the number of hits
427// don't increment counter if in the Mozilla Firefox prefetch
428if (isset($_SERVER['HTTP_X_MOZ']) and $_SERVER['HTTP_X_MOZ'] == 'prefetch')
429{
430  add_event_handler('allow_increment_element_hit_count', create_function('$b', 'return false;'));
431}
432else
433{
434  // don't increment counter if comming from the same picture (actions)
435  if (pwg_get_session_var('referer_image_id',0) == $page['image_id'])
436  {
437    add_event_handler('allow_increment_element_hit_count', create_function('$b', 'return false;'));
438  }
439  pwg_set_session_var('referer_image_id', $page['image_id']);
440}
441
442// don't increment if adding a comment
443if (trigger_event('allow_increment_element_hit_count', !isset($_POST['content']) ) )
444{
445  $query = '
446UPDATE
447  '.IMAGES_TABLE.'
448  SET hit = hit+1
449  WHERE id = '.$page['image_id'].'
450;';
451  pwg_query($query);
452}
453
454//---------------------------------------------------------- related categories
455$query = '
456SELECT id,uppercats,commentable,visible,status,global_rank
457  FROM '.IMAGE_CATEGORY_TABLE.'
458    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
459  WHERE image_id = '.$page['image_id'].'
460'.get_sql_condition_FandF
461  (
462    array
463      (
464        'forbidden_categories' => 'id',
465        'visible_categories' => 'id'
466      ),
467    'AND'
468  ).'
469;';
470$related_categories = array_from_query($query);
471usort($related_categories, 'global_rank_compare');
472//-------------------------first, prev, current, next & last picture management
473$picture = array();
474
475$ids = array($page['image_id']);
476if (isset($page['previous_item']))
477{
478  array_push($ids, $page['previous_item']);
479  array_push($ids, $page['first_item']);
480}
481if (isset($page['next_item']))
482{
483  array_push($ids, $page['next_item']);
484  array_push($ids, $page['last_item']);
485}
486
487$query = '
488SELECT *
489  FROM '.IMAGES_TABLE.'
490  WHERE id IN ('.implode(',', $ids).')
491;';
492
493$result = pwg_query($query);
494
495while ($row = pwg_db_fetch_assoc($result))
496{
497  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
498  {
499    $i = 'previous';
500  }
501  elseif (isset($page['next_item']) and $row['id'] == $page['next_item'])
502  {
503    $i = 'next';
504  }
505  elseif (isset($page['first_item']) and $row['id'] == $page['first_item'])
506  {
507    $i = 'first';
508  }
509  elseif (isset($page['last_item']) and $row['id'] == $page['last_item'])
510  {
511    $i = 'last';
512  }
513  else
514  {
515    $i = 'current';
516  }
517
518  $row['src_image'] = new SrcImage($row);
519  $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
520
521  if ($i=='current')
522  {
523    $row['element_path'] = get_element_path($row);
524
525    if ( $row['src_image']->is_original() )
526    {// we have a photo
527      if ( $user['enabled_high']=='true' )
528      {
529        $row['element_url'] = $row['src_image']->get_url();
530        $row['download_url'] = get_action_url($row['id'], 'e', true);
531      }
532    }
533    else
534    { // not a pic - need download link
535      $row['download_url'] = $row['element_url'] = get_element_url($row);;
536    }
537  }
538
539  $row['url'] = duplicate_picture_url(
540    array(
541      'image_id' => $row['id'],
542      'image_file' => $row['file'],
543      ),
544    array(
545      'start',
546      )
547    );
548
549  $picture[$i] = $row;
550  $picture[$i]['TITLE'] = render_element_name($row);
551
552  if ('previous'==$i and $page['previous_item']==$page['first_item'])
553  {
554    $picture['first'] = $picture[$i];
555  }
556  if ('next'==$i and $page['next_item']==$page['last_item'])
557  {
558    $picture['last'] = $picture[$i];
559  }
560}
561
562$slideshow_params = array();
563$slideshow_url_params = array();
564
565if (isset($_GET['slideshow']))
566{
567  $page['slideshow'] = true;
568  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
569
570  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
571  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
572
573  if ($slideshow_params['play'])
574  {
575    $id_pict_redirect = '';
576    if (isset($page['next_item']))
577    {
578      $id_pict_redirect = 'next';
579    }
580    else
581    {
582      if ($slideshow_params['repeat'] and isset($page['first_item']))
583      {
584        $id_pict_redirect = 'first';
585      }
586    }
587
588    if (!empty($id_pict_redirect))
589    {
590      // $refresh, $url_link and $title are required for creating
591      // an automated refresh page in header.tpl
592      $refresh = $slideshow_params['period'];
593      $url_link = add_url_params(
594          $picture[$id_pict_redirect]['url'],
595          $slideshow_url_params
596        );
597    }
598  }
599}
600else
601{
602  $page['slideshow'] = false;
603}
604if ($page['slideshow'] and $conf['light_slideshow'])
605{
606  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
607}
608else
609{
610  $template->set_filenames( array('picture' => 'picture.tpl'));
611}
612
613$title =  $picture['current']['TITLE'];
614$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
615
616// metadata
617$url_metadata = duplicate_picture_url();
618$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
619
620
621// do we have a plugin that can show metadata for something else than images?
622$metadata_showable = trigger_event(
623  'get_element_metadata_available',
624  (
625    ($conf['show_exif'] or $conf['show_iptc'])
626    and !$picture['current']['src_image']->is_mimetype()
627    ),
628  $picture['current']
629  );
630
631if ( $metadata_showable and pwg_get_session_var('show_metadata') )
632{
633  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
634}
635
636
637$page['body_id'] = 'thePicturePage';
638
639// allow plugins to change what we computed before passing data to template
640$picture = trigger_event('picture_pictures_data', $picture);
641
642//------------------------------------------------------- navigation management
643foreach (array('first','previous','next','last', 'current') as $which_image)
644{
645  if (isset($picture[$which_image]))
646  {
647    $template->assign(
648      $which_image,
649      array_merge(
650        $picture[$which_image],
651        array(
652          'THUMB_SRC' => $picture[$which_image]['derivatives'][IMG_THUMB]->get_url(),
653          // Params slideshow was transmit to navigation buttons
654          'U_IMG' =>
655            add_url_params(
656              $picture[$which_image]['url'], $slideshow_url_params),
657          )
658        )
659      );
660  }
661}
662if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
663{
664  $template->append('current', array('U_DOWNLOAD' => $picture['current']['download_url']), true);
665}
666
667
668if ($page['slideshow'])
669{
670  $tpl_slideshow = array();
671
672  //slideshow end
673  $template->assign(
674    array(
675      'U_SLIDESHOW_STOP' => $picture['current']['url'],
676      )
677    );
678
679  foreach (array('repeat', 'play') as $p)
680  {
681    $var_name =
682      'U_'
683      .($slideshow_params[$p] ? 'STOP_' : 'START_')
684      .strtoupper($p);
685
686    $tpl_slideshow[$var_name] =
687          add_url_params(
688            $picture['current']['url'],
689            array('slideshow' =>
690              encode_slideshow_params(
691                array_merge($slideshow_params,
692                  array($p => ! $slideshow_params[$p]))
693                )
694              )
695          );
696  }
697
698  foreach (array('dec', 'inc') as $op)
699  {
700    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
701    $new_slideshow_params =
702      correct_slideshow_params(
703        array_merge($slideshow_params,
704                  array('period' => $new_period)));
705
706    if ($new_slideshow_params['period'] === $new_period)
707    {
708      $var_name = 'U_'.strtoupper($op).'_PERIOD';
709      $tpl_slideshow[$var_name] =
710            add_url_params(
711              $picture['current']['url'],
712              array('slideshow' => encode_slideshow_params($new_slideshow_params)
713                  )
714          );
715    }
716  }
717  $template->assign('slideshow', $tpl_slideshow );
718}
719elseif ($conf['picture_slideshow_icon'])
720{
721  $template->assign(
722    array(
723      'U_SLIDESHOW_START' =>
724        add_url_params(
725          $picture['current']['url'],
726          array( 'slideshow'=>''))
727      )
728    );
729}
730
731$template->assign(
732  array(
733    'SECTION_TITLE' => $page['section_title'],
734    'PHOTO' => $title_nb,
735    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
736
737    'LEVEL_SEPARATOR' => $conf['level_separator'],
738
739    'U_UP' => $url_up,
740    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
741    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
742    )
743  );
744
745if ($conf['picture_metadata_icon'])
746{
747  $template->assign('U_METADATA', $url_metadata);
748}
749
750
751//------------------------------------------------------- upper menu management
752
753// admin links
754if (is_admin())
755{
756  if (isset($page['category']))
757  {
758    $template->assign(
759      array(
760        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
761                    array('action'=>'set_as_representative')
762                 )
763        )
764      );
765  }
766
767  $url_admin =
768    get_root_url().'admin.php?page=photo-'.$page['image_id']
769    .(isset($page['category']) ? '&amp;cat_id='.$page['category']['id'] : '')
770    ;
771
772  $template->assign(
773    array(
774      'U_CADDIE' => add_url_params($url_self,
775                  array('action'=>'add_to_caddie')
776               ),
777      'U_ADMIN' => $url_admin,
778      )
779    );
780
781  $template->assign('available_permission_levels', get_privacy_level_options());
782}
783
784// favorite manipulation
785if (!is_a_guest() and $conf['picture_favorite_icon'])
786{
787  // verify if the picture is already in the favorite of the user
788  $query = '
789SELECT COUNT(*) AS nb_fav
790  FROM '.FAVORITES_TABLE.'
791  WHERE image_id = '.$page['image_id'].'
792    AND user_id = '.$user['id'].'
793;';
794  $row = pwg_db_fetch_assoc( pwg_query($query) );
795        $is_favorite = $row['nb_fav'] != 0;
796
797  $template->assign(
798    'favorite',
799    array(
800                        'IS_FAVORITE' => $is_favorite,
801      'U_FAVORITE'    => add_url_params(
802        $url_self,
803        array('action'=> !$is_favorite ? 'add_to_favorites' : 'remove_from_favorites' )
804        ),
805      )
806    );
807}
808
809//--------------------------------------------------------- picture information
810// legend
811if (isset($picture['current']['comment'])
812    and !empty($picture['current']['comment']))
813{
814  $template->assign(
815      'COMMENT_IMG',
816        trigger_event('render_element_description',
817          $picture['current']['comment'])
818      );
819}
820
821// author
822if (!empty($picture['current']['author']))
823{
824  $infos['INFO_AUTHOR'] = $picture['current']['author'];
825}
826
827// creation date
828if (!empty($picture['current']['date_creation']))
829{
830  $val = format_date($picture['current']['date_creation']);
831  $url = make_index_url(
832    array(
833      'chronology_field'=>'created',
834      'chronology_style'=>'monthly',
835      'chronology_view'=>'list',
836      'chronology_date' => explode('-', substr($picture['current']['date_creation'], 0, 10))
837      )
838    );
839  $infos['INFO_CREATION_DATE'] =
840    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
841}
842
843// date of availability
844$val = format_date($picture['current']['date_available']);
845$url = make_index_url(
846  array(
847    'chronology_field'=>'posted',
848    'chronology_style'=>'monthly',
849    'chronology_view'=>'list',
850    'chronology_date' => explode(
851      '-',
852      substr($picture['current']['date_available'], 0, 10)
853      )
854    )
855  );
856$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
857
858// size in pixels
859if ($picture['current']['src_image']->is_original() and isset($picture['current']['width']) )
860{
861  $infos['INFO_DIMENSIONS'] =
862    $picture['current']['width'].'*'.$picture['current']['height'];
863}
864
865// filesize
866if (!empty($picture['current']['filesize']))
867{
868  $infos['INFO_FILESIZE'] =
869    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
870}
871
872// number of visits
873$infos['INFO_VISITS'] = $picture['current']['hit'];
874
875// file
876$infos['INFO_FILE'] = $picture['current']['file'];
877
878$template->assign($infos);
879$template->assign('display_info', unserialize($conf['picture_informations']));
880
881// related tags
882$tags = get_common_tags( array($page['image_id']), -1);
883if ( count($tags) )
884{
885  foreach ($tags as $tag)
886  {
887    $template->append(
888        'related_tags',
889        array_merge( $tag,
890          array(
891            'URL' => make_index_url(
892                      array(
893                        'tags' => array($tag)
894                        )
895                      ),
896            'U_TAG_IMAGE' => duplicate_picture_url(
897                      array(
898                        'section' => 'tags',
899                        'tags' => array($tag)
900                        )
901                    )
902          )
903        )
904      );
905  }
906}
907
908// related categories
909if ( count($related_categories)==1 and
910    isset($page['category']) and
911    $related_categories[0]['id']==$page['category']['id'] )
912{ // no need to go to db, we have all the info
913  $template->append(
914      'related_categories',
915      get_cat_display_name( $page['category']['upper_names'] )
916    );
917}
918else
919{ // use only 1 sql query to get names for all related categories
920  $ids = array();
921  foreach ($related_categories as $category)
922  {// add all uppercats to $ids
923    $ids = array_merge($ids, explode(',', $category['uppercats']) );
924  }
925  $ids = array_unique($ids);
926  $query = '
927SELECT id, name, permalink
928  FROM '.CATEGORIES_TABLE.'
929  WHERE id IN ('.implode(',',$ids).')';
930  $cat_map = hash_from_query($query, 'id');
931  foreach ($related_categories as $category)
932  {
933    $cats = array();
934    foreach ( explode(',', $category['uppercats']) as $id )
935    {
936      $cats[] = $cat_map[$id];
937    }
938    $template->append('related_categories', get_cat_display_name($cats) );
939  }
940}
941
942// maybe someone wants a special display (call it before page_header so that
943// they can add stylesheets)
944$element_content = trigger_event(
945  'render_element_content',
946  '',
947  $picture['current']
948  );
949$template->assign( 'ELEMENT_CONTENT', $element_content );
950
951if (isset($picture['next'])
952    and $picture['next']['src_image']->is_original()
953    and strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome/') === false)
954{
955  $template->assign(
956    'U_PREFETCH',
957    $picture['next']['derivatives'][pwg_get_session_var('picture_deriv', $conf['derivative_default_size'])]->get_url()
958    );
959}
960
961$template->assign(
962  'U_CANONICAL',
963  make_picture_url(
964    array(
965      'image_id' => $picture['current']['id'],
966      'image_file' => $picture['current']['file'])
967    )
968  );
969
970// +-----------------------------------------------------------------------+
971// |                               sub pages                               |
972// +-----------------------------------------------------------------------+
973
974include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
975if ($conf['activate_comments'])
976{
977  include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
978}
979if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
980{
981  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
982}
983
984// include menubar
985$themeconf = $template->get_template_vars('themeconf');
986if ($conf['picture_menu'] AND (!isset($themeconf['hide_menu_on']) OR !in_array('thePicturePage', $themeconf['hide_menu_on'])))
987{
988  if (!isset($page['start'])) $page['start'] = 0;
989  include( PHPWG_ROOT_PATH.'include/menubar.inc.php');
990  if (is_admin()) $template->assign('U_ADMIN', $url_admin); // overwrited by the menu
991}
992
993include(PHPWG_ROOT_PATH.'include/page_header.php');
994trigger_action('loc_end_picture');
995include(PHPWG_ROOT_PATH.'include/page_messages.php');
996if ($page['slideshow'] and $conf['light_slideshow'])
997{
998  $template->pparse('slideshow');
999}
1000else
1001{
1002  $template->parse_picture_buttons();
1003  $template->pparse('picture');
1004}
1005//------------------------------------------------------------ log informations
1006pwg_log($picture['current']['id'], 'picture');
1007include(PHPWG_ROOT_PATH.'include/page_tail.php');
1008?>
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