source: trunk/picture.php @ 15378

Last change on this file since 15378 was 15299, checked in by plg, 12 years ago

feature 2633 added: ability to select default size
  • Property svn:eol-style set to LF
File size: 27.0 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($url_self);
420    }
421
422  }
423}
424
425//---------- incrementation of the number of hits, we do this only if no action
426if (trigger_event('allow_increment_element_hit_count', !isset($_POST['content']) ) )
427{
428  $query = '
429UPDATE
430  '.IMAGES_TABLE.'
431  SET hit = hit+1
432  WHERE id = '.$page['image_id'].'
433;';
434  pwg_query($query);
435}
436//---------------------------------------------------------- related categories
437$query = '
438SELECT category_id,uppercats,commentable,global_rank
439  FROM '.IMAGE_CATEGORY_TABLE.'
440    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
441  WHERE image_id = '.$page['image_id'].'
442'.get_sql_condition_FandF
443  (
444    array
445      (
446        'forbidden_categories' => 'category_id',
447        'visible_categories' => 'category_id'
448      ),
449    'AND'
450  ).'
451;';
452$result = pwg_query($query);
453$related_categories = array();
454while ($row = pwg_db_fetch_assoc($result))
455{
456  $row['commentable'] = get_boolean($row['commentable']);
457  array_push($related_categories, $row);
458}
459usort($related_categories, 'global_rank_compare');
460//-------------------------first, prev, current, next & last picture management
461$picture = array();
462
463$ids = array($page['image_id']);
464if (isset($page['previous_item']))
465{
466  array_push($ids, $page['previous_item']);
467  array_push($ids, $page['first_item']);
468}
469if (isset($page['next_item']))
470{
471  array_push($ids, $page['next_item']);
472  array_push($ids, $page['last_item']);
473}
474
475$query = '
476SELECT *
477  FROM '.IMAGES_TABLE.'
478  WHERE id IN ('.implode(',', $ids).')
479;';
480
481$result = pwg_query($query);
482
483while ($row = pwg_db_fetch_assoc($result))
484{
485  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
486  {
487    $i = 'previous';
488  }
489  elseif (isset($page['next_item']) and $row['id'] == $page['next_item'])
490  {
491    $i = 'next';
492  }
493  elseif (isset($page['first_item']) and $row['id'] == $page['first_item'])
494  {
495    $i = 'first';
496  }
497  elseif (isset($page['last_item']) and $row['id'] == $page['last_item'])
498  {
499    $i = 'last';
500  }
501  else
502  {
503    $i = 'current';
504  }
505
506  $row['src_image'] = new SrcImage($row);
507  $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
508
509  if ($i=='current')
510  {
511    $row['element_path'] = get_element_path($row);
512
513    if ( $row['src_image']->is_original() )
514    {// we have a photo
515      if ( $user['enabled_high']=='true' )
516      {
517        $row['element_url'] = $row['src_image']->get_url();
518        $row['download_url'] = get_action_url($row['id'], 'e', true);
519      }
520    }
521    else
522    { // not a pic - need download link
523      $row['download_url'] = $row['element_url'] = get_element_url($row);;
524    }
525  }
526
527  $row['url'] = duplicate_picture_url(
528    array(
529      'image_id' => $row['id'],
530      'image_file' => $row['file'],
531      ),
532    array(
533      'start',
534      )
535    );
536
537  $picture[$i] = $row;
538  $picture[$i]['TITLE'] = render_element_name($row);
539
540  if ('previous'==$i and $page['previous_item']==$page['first_item'])
541  {
542    $picture['first'] = $picture[$i];
543  }
544  if ('next'==$i and $page['next_item']==$page['last_item'])
545  {
546    $picture['last'] = $picture[$i];
547  }
548}
549
550$slideshow_params = array();
551$slideshow_url_params = array();
552
553if (isset($_GET['slideshow']))
554{
555  $page['slideshow'] = true;
556  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
557
558  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
559  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
560
561  if ($slideshow_params['play'])
562  {
563    $id_pict_redirect = '';
564    if (isset($page['next_item']))
565    {
566      $id_pict_redirect = 'next';
567    }
568    else
569    {
570      if ($slideshow_params['repeat'] and isset($page['first_item']))
571      {
572        $id_pict_redirect = 'first';
573      }
574    }
575
576    if (!empty($id_pict_redirect))
577    {
578      // $refresh, $url_link and $title are required for creating
579      // an automated refresh page in header.tpl
580      $refresh = $slideshow_params['period'];
581      $url_link = add_url_params(
582          $picture[$id_pict_redirect]['url'],
583          $slideshow_url_params
584        );
585    }
586  }
587}
588else
589{
590  $page['slideshow'] = false;
591}
592if ($page['slideshow'] and $conf['light_slideshow'])
593{
594  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
595}
596else
597{
598  $template->set_filenames( array('picture' => 'picture.tpl'));
599}
600
601$title =  $picture['current']['TITLE'];
602$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
603
604// metadata
605$url_metadata = duplicate_picture_url();
606$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
607
608
609// do we have a plugin that can show metadata for something else than images?
610$metadata_showable = trigger_event(
611  'get_element_metadata_available',
612  (
613    ($conf['show_exif'] or $conf['show_iptc'])
614    and !$picture['current']['src_image']->is_mimetype()
615    ),
616  $picture['current']
617  );
618
619if ( $metadata_showable and pwg_get_session_var('show_metadata') )
620{
621  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
622}
623
624
625$page['body_id'] = 'thePicturePage';
626
627// allow plugins to change what we computed before passing data to template
628$picture = trigger_event('picture_pictures_data', $picture);
629
630//------------------------------------------------------- navigation management
631foreach (array('first','previous','next','last', 'current') as $which_image)
632{
633  if (isset($picture[$which_image]))
634  {
635    $template->assign(
636      $which_image,
637      array_merge(
638        $picture[$which_image],
639        array(
640          'THUMB_SRC' => $picture[$which_image]['derivatives'][IMG_THUMB]->get_url(),
641          // Params slideshow was transmit to navigation buttons
642          'U_IMG' =>
643            add_url_params(
644              $picture[$which_image]['url'], $slideshow_url_params),
645          )
646        )
647      );
648  }
649}
650if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
651{
652  $template->append('current', array('U_DOWNLOAD' => $picture['current']['download_url']), true);
653}
654
655
656if ($page['slideshow'])
657{
658  $tpl_slideshow = array();
659
660  //slideshow end
661  $template->assign(
662    array(
663      'U_SLIDESHOW_STOP' => $picture['current']['url'],
664      )
665    );
666
667  foreach (array('repeat', 'play') as $p)
668  {
669    $var_name =
670      'U_'
671      .($slideshow_params[$p] ? 'STOP_' : 'START_')
672      .strtoupper($p);
673
674    $tpl_slideshow[$var_name] =
675          add_url_params(
676            $picture['current']['url'],
677            array('slideshow' =>
678              encode_slideshow_params(
679                array_merge($slideshow_params,
680                  array($p => ! $slideshow_params[$p]))
681                )
682              )
683          );
684  }
685
686  foreach (array('dec', 'inc') as $op)
687  {
688    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
689    $new_slideshow_params =
690      correct_slideshow_params(
691        array_merge($slideshow_params,
692                  array('period' => $new_period)));
693
694    if ($new_slideshow_params['period'] === $new_period)
695    {
696      $var_name = 'U_'.strtoupper($op).'_PERIOD';
697      $tpl_slideshow[$var_name] =
698            add_url_params(
699              $picture['current']['url'],
700              array('slideshow' => encode_slideshow_params($new_slideshow_params)
701                  )
702          );
703    }
704  }
705  $template->assign('slideshow', $tpl_slideshow );
706}
707elseif ($conf['picture_slideshow_icon'])
708{
709  $template->assign(
710    array(
711      'U_SLIDESHOW_START' =>
712        add_url_params(
713          $picture['current']['url'],
714          array( 'slideshow'=>''))
715      )
716    );
717}
718
719$template->assign(
720  array(
721    'SECTION_TITLE' => $page['title'],
722    'PHOTO' => $title_nb,
723    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
724
725    'LEVEL_SEPARATOR' => $conf['level_separator'],
726
727    'U_UP' => $url_up,
728    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
729    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
730    )
731  );
732
733if ($conf['picture_metadata_icon'])
734{
735  $template->assign('U_METADATA', $url_metadata);
736}
737
738
739//------------------------------------------------------- upper menu management
740
741// admin links
742if (is_admin())
743{
744  if (isset($page['category']))
745  {
746    $template->assign(
747      array(
748        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
749                    array('action'=>'set_as_representative')
750                 )
751        )
752      );
753  }
754
755  $url_admin =
756    get_root_url().'admin.php?page=photo-'.$page['image_id']
757    .(isset($page['category']) ? '&amp;cat_id='.$page['category']['id'] : '')
758    ;
759
760  $template->assign(
761    array(
762      'U_CADDIE' => add_url_params($url_self,
763                  array('action'=>'add_to_caddie')
764               ),
765      'U_ADMIN' => $url_admin,
766      )
767    );
768
769  $template->assign('available_permission_levels', get_privacy_level_options());
770}
771
772// favorite manipulation
773if (!is_a_guest() and $conf['picture_favorite_icon'])
774{
775  // verify if the picture is already in the favorite of the user
776  $query = '
777SELECT COUNT(*) AS nb_fav
778  FROM '.FAVORITES_TABLE.'
779  WHERE image_id = '.$page['image_id'].'
780    AND user_id = '.$user['id'].'
781;';
782  $row = pwg_db_fetch_assoc( pwg_query($query) );
783        $is_favorite = $row['nb_fav'] != 0;
784
785  $template->assign(
786    'favorite',
787    array(
788                        'IS_FAVORITE' => $is_favorite,
789      'U_FAVORITE'    => add_url_params(
790        $url_self,
791        array('action'=> !$is_favorite ? 'add_to_favorites' : 'remove_from_favorites' )
792        ),
793      )
794    );
795}
796
797//--------------------------------------------------------- picture information
798// legend
799if (isset($picture['current']['comment'])
800    and !empty($picture['current']['comment']))
801{
802  $template->assign(
803      'COMMENT_IMG',
804        trigger_event('render_element_description',
805          $picture['current']['comment'])
806      );
807}
808
809// author
810if (!empty($picture['current']['author']))
811{
812  $infos['INFO_AUTHOR'] = $picture['current']['author'];
813}
814
815// creation date
816if (!empty($picture['current']['date_creation']))
817{
818  $val = format_date($picture['current']['date_creation']);
819  $url = make_index_url(
820    array(
821      'chronology_field'=>'created',
822      'chronology_style'=>'monthly',
823      'chronology_view'=>'list',
824      'chronology_date' => explode('-', substr($picture['current']['date_creation'], 0, 10))
825      )
826    );
827  $infos['INFO_CREATION_DATE'] =
828    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
829}
830
831// date of availability
832$val = format_date($picture['current']['date_available']);
833$url = make_index_url(
834  array(
835    'chronology_field'=>'posted',
836    'chronology_style'=>'monthly',
837    'chronology_view'=>'list',
838    'chronology_date' => explode(
839      '-',
840      substr($picture['current']['date_available'], 0, 10)
841      )
842    )
843  );
844$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
845
846// size in pixels
847if ($picture['current']['src_image']->is_original() and isset($picture['current']['width']) )
848{
849  $infos['INFO_DIMENSIONS'] =
850    $picture['current']['width'].'*'.$picture['current']['height'];
851}
852
853// filesize
854if (!empty($picture['current']['filesize']))
855{
856  $infos['INFO_FILESIZE'] =
857    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
858}
859
860// number of visits
861$infos['INFO_VISITS'] = $picture['current']['hit'];
862
863// file
864$infos['INFO_FILE'] = $picture['current']['file'];
865
866$template->assign($infos);
867$template->assign('display_info', unserialize($conf['picture_informations']));
868
869// related tags
870$tags = get_common_tags( array($page['image_id']), -1);
871if ( count($tags) )
872{
873  foreach ($tags as $tag)
874  {
875    $template->append(
876        'related_tags',
877        array_merge( $tag,
878          array(
879            'URL' => make_index_url(
880                      array(
881                        'tags' => array($tag)
882                        )
883                      ),
884            'U_TAG_IMAGE' => duplicate_picture_url(
885                      array(
886                        'section' => 'tags',
887                        'tags' => array($tag)
888                        )
889                    )
890          )
891        )
892      );
893  }
894}
895
896// related categories
897if ( count($related_categories)==1 and
898    isset($page['category']) and
899    $related_categories[0]['category_id']==$page['category']['id'] )
900{ // no need to go to db, we have all the info
901  $template->append(
902      'related_categories',
903      get_cat_display_name( $page['category']['upper_names'] )
904    );
905}
906else
907{ // use only 1 sql query to get names for all related categories
908  $ids = array();
909  foreach ($related_categories as $category)
910  {// add all uppercats to $ids
911    $ids = array_merge($ids, explode(',', $category['uppercats']) );
912  }
913  $ids = array_unique($ids);
914  $query = '
915SELECT id, name, permalink
916  FROM '.CATEGORIES_TABLE.'
917  WHERE id IN ('.implode(',',$ids).')';
918  $cat_map = hash_from_query($query, 'id');
919  foreach ($related_categories as $category)
920  {
921    $cats = array();
922    foreach ( explode(',', $category['uppercats']) as $id )
923    {
924      $cats[] = $cat_map[$id];
925    }
926    $template->append('related_categories', get_cat_display_name($cats) );
927  }
928}
929
930// maybe someone wants a special display (call it before page_header so that
931// they can add stylesheets)
932$element_content = trigger_event(
933  'render_element_content',
934  '',
935  $picture['current']
936  );
937$template->assign( 'ELEMENT_CONTENT', $element_content );
938
939if (isset($picture['next'])
940    and $picture['next']['src_image']->is_original()
941    and strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome/') === false)
942{
943  $template->assign(
944    'U_PREFETCH',
945    $picture['next']['derivatives'][pwg_get_session_var('picture_deriv', $conf['derivative_default_size'])]->get_url()
946    );
947}
948
949$template->assign(
950  'U_CANONICAL',
951  make_picture_url(
952    array(
953      'image_id' => $picture['current']['id'],
954      'image_file' => $picture['current']['file'])
955    )
956  );
957
958// +-----------------------------------------------------------------------+
959// |                               sub pages                               |
960// +-----------------------------------------------------------------------+
961
962include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
963if ($conf['activate_comments'])
964{
965  include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
966}
967if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
968{
969  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
970}
971
972// include menubar
973$themeconf = $template->get_template_vars('themeconf');
974if ($conf['picture_menu'] AND (!isset($themeconf['hide_menu_on']) OR !in_array('thePicturePage', $themeconf['hide_menu_on'])))
975{
976  if (!isset($page['start'])) $page['start'] = 0;
977  include( PHPWG_ROOT_PATH.'include/menubar.inc.php');
978  if (is_admin()) $template->assign('U_ADMIN', $url_admin); // overwrited by the menu
979}
980
981include(PHPWG_ROOT_PATH.'include/page_header.php');
982trigger_action('loc_end_picture');
983if ($page['slideshow'] and $conf['light_slideshow'])
984{
985  $template->pparse('slideshow');
986}
987else
988{
989  $template->pparse('picture');
990}
991//------------------------------------------------------------ log informations
992pwg_log($picture['current']['id'], 'picture');
993include(PHPWG_ROOT_PATH.'include/page_tail.php');
994?>
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