source: branches/2.4/picture.php @ 30789

Last change on this file since 30789 was 17346, checked in by mistic100, 12 years ago

Merged revision(s) r17345 from trunk:
bug 2715: on picture page, tools buttons + Firefox prefetch increment the hit counter
  • Property svn:eol-style set to LF
File size: 27.6 KB
Line 
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 category_id,uppercats,commentable,global_rank
457  FROM '.IMAGE_CATEGORY_TABLE.'
458    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
459  WHERE image_id = '.$page['image_id'].'
460'.get_sql_condition_FandF
461  (
462    array
463      (
464        'forbidden_categories' => 'category_id',
465        'visible_categories' => 'category_id'
466      ),
467    'AND'
468  ).'
469;';
470$result = pwg_query($query);
471$related_categories = array();
472while ($row = pwg_db_fetch_assoc($result))
473{
474  $row['commentable'] = get_boolean($row['commentable']);
475  array_push($related_categories, $row);
476}
477usort($related_categories, 'global_rank_compare');
478//-------------------------first, prev, current, next & last picture management
479$picture = array();
480
481$ids = array($page['image_id']);
482if (isset($page['previous_item']))
483{
484  array_push($ids, $page['previous_item']);
485  array_push($ids, $page['first_item']);
486}
487if (isset($page['next_item']))
488{
489  array_push($ids, $page['next_item']);
490  array_push($ids, $page['last_item']);
491}
492
493$query = '
494SELECT *
495  FROM '.IMAGES_TABLE.'
496  WHERE id IN ('.implode(',', $ids).')
497;';
498
499$result = pwg_query($query);
500
501while ($row = pwg_db_fetch_assoc($result))
502{
503  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
504  {
505    $i = 'previous';
506  }
507  elseif (isset($page['next_item']) and $row['id'] == $page['next_item'])
508  {
509    $i = 'next';
510  }
511  elseif (isset($page['first_item']) and $row['id'] == $page['first_item'])
512  {
513    $i = 'first';
514  }
515  elseif (isset($page['last_item']) and $row['id'] == $page['last_item'])
516  {
517    $i = 'last';
518  }
519  else
520  {
521    $i = 'current';
522  }
523
524  $row['src_image'] = new SrcImage($row);
525  $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
526
527  if ($i=='current')
528  {
529    $row['element_path'] = get_element_path($row);
530
531    if ( $row['src_image']->is_original() )
532    {// we have a photo
533      if ( $user['enabled_high']=='true' )
534      {
535        $row['element_url'] = $row['src_image']->get_url();
536        $row['download_url'] = get_action_url($row['id'], 'e', true);
537      }
538    }
539    else
540    { // not a pic - need download link
541      $row['download_url'] = $row['element_url'] = get_element_url($row);;
542    }
543  }
544
545  $row['url'] = duplicate_picture_url(
546    array(
547      'image_id' => $row['id'],
548      'image_file' => $row['file'],
549      ),
550    array(
551      'start',
552      )
553    );
554
555  $picture[$i] = $row;
556  $picture[$i]['TITLE'] = render_element_name($row);
557
558  if ('previous'==$i and $page['previous_item']==$page['first_item'])
559  {
560    $picture['first'] = $picture[$i];
561  }
562  if ('next'==$i and $page['next_item']==$page['last_item'])
563  {
564    $picture['last'] = $picture[$i];
565  }
566}
567
568$slideshow_params = array();
569$slideshow_url_params = array();
570
571if (isset($_GET['slideshow']))
572{
573  $page['slideshow'] = true;
574  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
575
576  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
577  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
578
579  if ($slideshow_params['play'])
580  {
581    $id_pict_redirect = '';
582    if (isset($page['next_item']))
583    {
584      $id_pict_redirect = 'next';
585    }
586    else
587    {
588      if ($slideshow_params['repeat'] and isset($page['first_item']))
589      {
590        $id_pict_redirect = 'first';
591      }
592    }
593
594    if (!empty($id_pict_redirect))
595    {
596      // $refresh, $url_link and $title are required for creating
597      // an automated refresh page in header.tpl
598      $refresh = $slideshow_params['period'];
599      $url_link = add_url_params(
600          $picture[$id_pict_redirect]['url'],
601          $slideshow_url_params
602        );
603    }
604  }
605}
606else
607{
608  $page['slideshow'] = false;
609}
610if ($page['slideshow'] and $conf['light_slideshow'])
611{
612  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
613}
614else
615{
616  $template->set_filenames( array('picture' => 'picture.tpl'));
617}
618
619$title =  $picture['current']['TITLE'];
620$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
621
622// metadata
623$url_metadata = duplicate_picture_url();
624$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
625
626
627// do we have a plugin that can show metadata for something else than images?
628$metadata_showable = trigger_event(
629  'get_element_metadata_available',
630  (
631    ($conf['show_exif'] or $conf['show_iptc'])
632    and !$picture['current']['src_image']->is_mimetype()
633    ),
634  $picture['current']
635  );
636
637if ( $metadata_showable and pwg_get_session_var('show_metadata') )
638{
639  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
640}
641
642
643$page['body_id'] = 'thePicturePage';
644
645// allow plugins to change what we computed before passing data to template
646$picture = trigger_event('picture_pictures_data', $picture);
647
648//------------------------------------------------------- navigation management
649foreach (array('first','previous','next','last', 'current') as $which_image)
650{
651  if (isset($picture[$which_image]))
652  {
653    $template->assign(
654      $which_image,
655      array_merge(
656        $picture[$which_image],
657        array(
658          'THUMB_SRC' => $picture[$which_image]['derivatives'][IMG_THUMB]->get_url(),
659          // Params slideshow was transmit to navigation buttons
660          'U_IMG' =>
661            add_url_params(
662              $picture[$which_image]['url'], $slideshow_url_params),
663          )
664        )
665      );
666  }
667}
668if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
669{
670  $template->append('current', array('U_DOWNLOAD' => $picture['current']['download_url']), true);
671}
672
673
674if ($page['slideshow'])
675{
676  $tpl_slideshow = array();
677
678  //slideshow end
679  $template->assign(
680    array(
681      'U_SLIDESHOW_STOP' => $picture['current']['url'],
682      )
683    );
684
685  foreach (array('repeat', 'play') as $p)
686  {
687    $var_name =
688      'U_'
689      .($slideshow_params[$p] ? 'STOP_' : 'START_')
690      .strtoupper($p);
691
692    $tpl_slideshow[$var_name] =
693          add_url_params(
694            $picture['current']['url'],
695            array('slideshow' =>
696              encode_slideshow_params(
697                array_merge($slideshow_params,
698                  array($p => ! $slideshow_params[$p]))
699                )
700              )
701          );
702  }
703
704  foreach (array('dec', 'inc') as $op)
705  {
706    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
707    $new_slideshow_params =
708      correct_slideshow_params(
709        array_merge($slideshow_params,
710                  array('period' => $new_period)));
711
712    if ($new_slideshow_params['period'] === $new_period)
713    {
714      $var_name = 'U_'.strtoupper($op).'_PERIOD';
715      $tpl_slideshow[$var_name] =
716            add_url_params(
717              $picture['current']['url'],
718              array('slideshow' => encode_slideshow_params($new_slideshow_params)
719                  )
720          );
721    }
722  }
723  $template->assign('slideshow', $tpl_slideshow );
724}
725elseif ($conf['picture_slideshow_icon'])
726{
727  $template->assign(
728    array(
729      'U_SLIDESHOW_START' =>
730        add_url_params(
731          $picture['current']['url'],
732          array( 'slideshow'=>''))
733      )
734    );
735}
736
737$template->assign(
738  array(
739    'SECTION_TITLE' => $page['title'],
740    'PHOTO' => $title_nb,
741    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
742
743    'LEVEL_SEPARATOR' => $conf['level_separator'],
744
745    'U_UP' => $url_up,
746    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
747    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
748    )
749  );
750
751if ($conf['picture_metadata_icon'])
752{
753  $template->assign('U_METADATA', $url_metadata);
754}
755
756
757//------------------------------------------------------- upper menu management
758
759// admin links
760if (is_admin())
761{
762  if (isset($page['category']))
763  {
764    $template->assign(
765      array(
766        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
767                    array('action'=>'set_as_representative')
768                 )
769        )
770      );
771  }
772
773  $url_admin =
774    get_root_url().'admin.php?page=photo-'.$page['image_id']
775    .(isset($page['category']) ? '&amp;cat_id='.$page['category']['id'] : '')
776    ;
777
778  $template->assign(
779    array(
780      'U_CADDIE' => add_url_params($url_self,
781                  array('action'=>'add_to_caddie')
782               ),
783      'U_ADMIN' => $url_admin,
784      )
785    );
786
787  $template->assign('available_permission_levels', get_privacy_level_options());
788}
789
790// favorite manipulation
791if (!is_a_guest() and $conf['picture_favorite_icon'])
792{
793  // verify if the picture is already in the favorite of the user
794  $query = '
795SELECT COUNT(*) AS nb_fav
796  FROM '.FAVORITES_TABLE.'
797  WHERE image_id = '.$page['image_id'].'
798    AND user_id = '.$user['id'].'
799;';
800  $row = pwg_db_fetch_assoc( pwg_query($query) );
801        $is_favorite = $row['nb_fav'] != 0;
802
803  $template->assign(
804    'favorite',
805    array(
806                        'IS_FAVORITE' => $is_favorite,
807      'U_FAVORITE'    => add_url_params(
808        $url_self,
809        array('action'=> !$is_favorite ? 'add_to_favorites' : 'remove_from_favorites' )
810        ),
811      )
812    );
813}
814
815//--------------------------------------------------------- picture information
816// legend
817if (isset($picture['current']['comment'])
818    and !empty($picture['current']['comment']))
819{
820  $template->assign(
821      'COMMENT_IMG',
822        trigger_event('render_element_description',
823          $picture['current']['comment'])
824      );
825}
826
827// author
828if (!empty($picture['current']['author']))
829{
830  $infos['INFO_AUTHOR'] = $picture['current']['author'];
831}
832
833// creation date
834if (!empty($picture['current']['date_creation']))
835{
836  $val = format_date($picture['current']['date_creation']);
837  $url = make_index_url(
838    array(
839      'chronology_field'=>'created',
840      'chronology_style'=>'monthly',
841      'chronology_view'=>'list',
842      'chronology_date' => explode('-', substr($picture['current']['date_creation'], 0, 10))
843      )
844    );
845  $infos['INFO_CREATION_DATE'] =
846    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
847}
848
849// date of availability
850$val = format_date($picture['current']['date_available']);
851$url = make_index_url(
852  array(
853    'chronology_field'=>'posted',
854    'chronology_style'=>'monthly',
855    'chronology_view'=>'list',
856    'chronology_date' => explode(
857      '-',
858      substr($picture['current']['date_available'], 0, 10)
859      )
860    )
861  );
862$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
863
864// size in pixels
865if ($picture['current']['src_image']->is_original() and isset($picture['current']['width']) )
866{
867  $infos['INFO_DIMENSIONS'] =
868    $picture['current']['width'].'*'.$picture['current']['height'];
869}
870
871// filesize
872if (!empty($picture['current']['filesize']))
873{
874  $infos['INFO_FILESIZE'] =
875    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
876}
877
878// number of visits
879$infos['INFO_VISITS'] = $picture['current']['hit'];
880
881// file
882$infos['INFO_FILE'] = $picture['current']['file'];
883
884$template->assign($infos);
885$template->assign('display_info', unserialize($conf['picture_informations']));
886
887// related tags
888$tags = get_common_tags( array($page['image_id']), -1);
889if ( count($tags) )
890{
891  foreach ($tags as $tag)
892  {
893    $template->append(
894        'related_tags',
895        array_merge( $tag,
896          array(
897            'URL' => make_index_url(
898                      array(
899                        'tags' => array($tag)
900                        )
901                      ),
902            'U_TAG_IMAGE' => duplicate_picture_url(
903                      array(
904                        'section' => 'tags',
905                        'tags' => array($tag)
906                        )
907                    )
908          )
909        )
910      );
911  }
912}
913
914// related categories
915if ( count($related_categories)==1 and
916    isset($page['category']) and
917    $related_categories[0]['category_id']==$page['category']['id'] )
918{ // no need to go to db, we have all the info
919  $template->append(
920      'related_categories',
921      get_cat_display_name( $page['category']['upper_names'] )
922    );
923}
924else
925{ // use only 1 sql query to get names for all related categories
926  $ids = array();
927  foreach ($related_categories as $category)
928  {// add all uppercats to $ids
929    $ids = array_merge($ids, explode(',', $category['uppercats']) );
930  }
931  $ids = array_unique($ids);
932  $query = '
933SELECT id, name, permalink
934  FROM '.CATEGORIES_TABLE.'
935  WHERE id IN ('.implode(',',$ids).')';
936  $cat_map = hash_from_query($query, 'id');
937  foreach ($related_categories as $category)
938  {
939    $cats = array();
940    foreach ( explode(',', $category['uppercats']) as $id )
941    {
942      $cats[] = $cat_map[$id];
943    }
944    $template->append('related_categories', get_cat_display_name($cats) );
945  }
946}
947
948// maybe someone wants a special display (call it before page_header so that
949// they can add stylesheets)
950$element_content = trigger_event(
951  'render_element_content',
952  '',
953  $picture['current']
954  );
955$template->assign( 'ELEMENT_CONTENT', $element_content );
956
957if (isset($picture['next'])
958    and $picture['next']['src_image']->is_original()
959    and strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome/') === false)
960{
961  $template->assign(
962    'U_PREFETCH',
963    $picture['next']['derivatives'][pwg_get_session_var('picture_deriv', $conf['derivative_default_size'])]->get_url()
964    );
965}
966
967$template->assign(
968  'U_CANONICAL',
969  make_picture_url(
970    array(
971      'image_id' => $picture['current']['id'],
972      'image_file' => $picture['current']['file'])
973    )
974  );
975
976// +-----------------------------------------------------------------------+
977// |                               sub pages                               |
978// +-----------------------------------------------------------------------+
979
980include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
981if ($conf['activate_comments'])
982{
983  include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
984}
985if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
986{
987  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
988}
989
990// include menubar
991$themeconf = $template->get_template_vars('themeconf');
992if ($conf['picture_menu'] AND (!isset($themeconf['hide_menu_on']) OR !in_array('thePicturePage', $themeconf['hide_menu_on'])))
993{
994  if (!isset($page['start'])) $page['start'] = 0;
995  include( PHPWG_ROOT_PATH.'include/menubar.inc.php');
996  if (is_admin()) $template->assign('U_ADMIN', $url_admin); // overwrited by the menu
997}
998
999include(PHPWG_ROOT_PATH.'include/page_header.php');
1000trigger_action('loc_end_picture');
1001include(PHPWG_ROOT_PATH.'include/page_messages.php');
1002if ($page['slideshow'] and $conf['light_slideshow'])
1003{
1004  $template->pparse('slideshow');
1005}
1006else
1007{
1008  $template->pparse('picture');
1009}
1010//------------------------------------------------------------ log informations
1011pwg_log($picture['current']['id'], 'picture');
1012include(PHPWG_ROOT_PATH.'include/page_tail.php');
1013?>
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