source: trunk/picture.php @ 4844

Last change on this file since 4844 was 4325, checked in by nikrou, 15 years ago

Feature 1244 resolved
Replace all mysql functions in core code by ones independant of database engine

Fix small php code synxtax : hash must be accessed with [ ] and not { }.
  • Property svn:eol-style set to LF
File size: 26.2 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based picture gallery                                  |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2009 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');
28include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
29
30// Check Access and exit when user status is not ok
31check_status(ACCESS_GUEST);
32
33// access authorization check
34if (isset($page['category']))
35{
36  check_restrictions($page['category']['id']);
37}
38
39$page['rank_of'] = array_flip($page['items']);
40
41// if this image_id doesn't correspond to this category, an error message is
42// displayed, and execution is stopped
43if ( !isset($page['rank_of'][$page['image_id']]) )
44{
45  $query = '
46SELECT id, file, level
47  FROM '.IMAGES_TABLE.'
48  WHERE ';
49  if ($page['image_id']>0)
50  {
51    $query .= 'id = '.$page['image_id'];
52  }
53  else
54  {// url given by file name
55    assert( !empty($page['image_file']) );
56    $query .= 'file LIKE "' .
57      str_replace(array('_','%'), array('/_','/%'), $page['image_file'] ).
58      '.%" ESCAPE "/" LIMIT 1';
59  }
60  if ( ! ( $row = pwg_db_fetch_assoc(pwg_query($query)) ) )
61  {// element does not exist
62    page_not_found( 'The requested image does not exist',
63      duplicate_index_url()
64      );
65  }
66  if ($row['level']>$user['level'])
67  {
68    access_denied();
69  }
70  list($page['image_id'], $page['image_file']) =  $row;
71  if ( !isset($page['rank_of'][$page['image_id']]) )
72  {// the image can still be non accessible (filter/cat perm) and/or not in the set
73    global $filter;
74    if ( !empty($filter['visible_images']) and
75      !in_array($page['image_id'], explode(',',$filter['visible_images']) ) )
76    {
77      page_not_found( 'The requested image is filtered',
78          duplicate_index_url()
79        );
80    }
81    if ('categories'==$page['section'] and !isset($page['category']) )
82    {// flat view - all items
83      access_denied();
84    }
85    else
86    {// try to see if we can access it differently
87      $query = '
88SELECT id
89  FROM '.IMAGES_TABLE.' INNER JOIN '.IMAGE_CATEGORY_TABLE.' ON id=image_id
90  WHERE id='.$page['image_id']
91        . get_sql_condition_FandF(
92            array('forbidden_categories' => 'category_id'),
93            " AND"
94          ).'
95  LIMIT 1';
96      if ( pwg_db_num_rows( pwg_query($query) ) == 0 )
97      {
98        access_denied();
99      }
100      else
101      {
102        if ('best_rated'==$page['section'])
103        {
104          $page['rank_of'][$page['image_id']] = count($page['items']);
105          array_push($page['items'], $page['image_id'] );
106        }
107        else
108        {
109          $url = make_picture_url(
110              array(
111                'image_id' => $page['image_id'],
112                'image_file' => $page['image_file'],
113                'section' => 'categories',
114                'flat' => true,
115              )
116            );
117          set_status_header( 'recent_pics'==$page['section'] ? 301 : 302);
118          redirect_http( $url );
119        }
120      }
121    }
122  }
123}
124
125// There is cookie, so we must handle it at the beginning
126if ( isset($_GET['metadata']) )
127{
128  if ( pwg_get_session_var('show_metadata') == null )
129        {
130                pwg_set_session_var('show_metadata', 1 );
131        } else {
132        pwg_unset_session_var('show_metadata');
133        }
134}
135
136// add default event handler for rendering element content
137add_event_handler(
138  'render_element_content',
139  'default_picture_content',
140  EVENT_HANDLER_PRIORITY_NEUTRAL,
141  2
142  );
143// add default event handler for rendering element description
144add_event_handler('render_element_description', 'nl2br');
145
146trigger_action('loc_begin_picture');
147
148// this is the default handler that generates the display for the element
149function default_picture_content($content, $element_info)
150{
151  if ( !empty($content) )
152  {// someone hooked us - so we skip;
153    return $content;
154  }
155  if (!isset($element_info['image_url']))
156  { // nothing to do
157    return $content;
158  }
159
160  global $user, $page, $template;
161
162  $template->set_filenames(
163    array('default_content'=>'picture_content.tpl')
164    );
165
166  if ( !$page['slideshow'] and isset($element_info['high_url']) )
167  {
168    $uuid = uniqid(rand());
169    $template->assign(
170      'high',
171      array(
172        'U_HIGH' => $element_info['high_url'],
173        'UUID'   => $uuid,
174        )
175      );
176  }
177  $template->assign( array(
178      'SRC_IMG' => $element_info['image_url'],
179      'ALT_IMG' => $element_info['file'],
180      'WIDTH_IMG' => @$element_info['scaled_width'],
181      'HEIGHT_IMG' => @$element_info['scaled_height'],
182      )
183    );
184  return $template->parse( 'default_content', true);
185}
186
187// +-----------------------------------------------------------------------+
188// |                            initialization                             |
189// +-----------------------------------------------------------------------+
190
191// caching first_rank, last_rank, current_rank in the displayed
192// section. This should also help in readability.
193$page['first_rank']   = 0;
194$page['last_rank']    = count($page['items']) - 1;
195$page['current_rank'] = $page['rank_of'][ $page['image_id'] ];
196
197// caching current item : readability purpose
198$page['current_item'] = $page['image_id'];
199
200if ($page['current_rank'] != $page['first_rank'])
201{
202  // caching first & previous item : readability purpose
203  $page['previous_item'] = $page['items'][ $page['current_rank'] - 1 ];
204  $page['first_item'] = $page['items'][ $page['first_rank'] ];
205}
206
207if ($page['current_rank'] != $page['last_rank'])
208{
209  // caching next & last item : readability purpose
210  $page['next_item'] = $page['items'][ $page['current_rank'] + 1 ];
211  $page['last_item'] = $page['items'][ $page['last_rank'] ];
212}
213
214$url_up = duplicate_index_url(
215  array(
216    'start' =>
217      floor($page['current_rank'] / $user['nb_image_page'])
218      * $user['nb_image_page']
219    ),
220  array(
221    'start',
222    )
223  );
224
225$url_self = duplicate_picture_url();
226
227// +-----------------------------------------------------------------------+
228// |                                actions                                |
229// +-----------------------------------------------------------------------+
230
231/**
232 * Actions are favorite adding, user comment deletion, setting the picture
233 * as representative of the current category...
234 *
235 * Actions finish by a redirection
236 */
237
238if (isset($_GET['action']))
239{
240  switch ($_GET['action'])
241  {
242    case 'add_to_favorites' :
243    {
244      $query = '
245INSERT INTO '.FAVORITES_TABLE.'
246  (image_id,user_id)
247  VALUES
248  ('.$page['image_id'].','.$user['id'].')
249;';
250      pwg_query($query);
251
252      redirect($url_self);
253
254      break;
255    }
256    case 'remove_from_favorites' :
257    {
258      $query = '
259DELETE FROM '.FAVORITES_TABLE.'
260  WHERE user_id = '.$user['id'].'
261    AND image_id = '.$page['image_id'].'
262;';
263      pwg_query($query);
264
265      if ('favorites' == $page['section'])
266      {
267        redirect($url_up);
268      }
269      else
270      {
271        redirect($url_self);
272      }
273
274      break;
275    }
276    case 'set_as_representative' :
277    {
278      if (is_admin() and !is_adviser() and isset($page['category']))
279      {
280        $query = '
281UPDATE '.CATEGORIES_TABLE.'
282  SET representative_picture_id = '.$page['image_id'].'
283  WHERE id = '.$page['category']['id'].'
284;';
285        pwg_query($query);
286      }
287
288      redirect($url_self);
289
290      break;
291    }
292    case 'toggle_metadata' :
293    {
294      break;
295    }
296    case 'add_to_caddie' :
297    {
298      fill_caddie(array($page['image_id']));
299      redirect($url_self);
300      break;
301    }
302    case 'rate' :
303    {
304      include_once(PHPWG_ROOT_PATH.'include/functions_rate.inc.php');
305      rate_picture(
306        $page['image_id'],
307        isset($_POST['rate']) ? $_POST['rate'] : $_GET['rate']
308        );
309      redirect($url_self);
310    }
311    case 'edit_comment' :
312    {
313      if (isset($_GET['comment_to_edit'])
314          and is_numeric($_GET['comment_to_edit'])
315          and (is_admin() || $conf['user_can_edit_comment']))
316      {
317        if (!empty($_POST['content'])) 
318        {
319          update_user_comment(array('comment_id' => $_GET['comment_to_edit'], 
320                                    'image_id' => $page['image_id'],
321                                    'content' => $_POST['content']),
322                              $_POST['key']
323                              ); 
324          redirect($url_self);
325        } else {
326          $edit_comment = $_GET['comment_to_edit'];
327          break;
328        }
329      }
330    }
331    case 'delete_comment' :
332    {
333      if (isset($_GET['comment_to_delete'])
334          and is_numeric($_GET['comment_to_delete'])
335          and (is_admin() || $conf['user_can_delete_comment']))
336      {
337        delete_user_comment($_GET['comment_to_delete']);
338      }
339      redirect($url_self);
340    }
341    case 'validate_comment' :
342    {
343      if (isset($_GET['comment_to_validate'])
344          and is_numeric($_GET['comment_to_validate'])
345          and is_admin() and !is_adviser() )
346      {
347        $query = '
348UPDATE '.COMMENTS_TABLE.'
349  SET validated = \'true\'
350  , validation_date = NOW()
351  WHERE id='.$_GET['comment_to_validate'].'
352;';
353        pwg_query( $query );
354      }
355      redirect($url_self);
356    }
357
358  }
359}
360
361// incrementation of the number of hits, we do this only if no action
362if (trigger_event('allow_increment_element_hit_count', !isset($_POST['content']) ) )
363{
364  $query = '
365UPDATE
366  '.IMAGES_TABLE.'
367  SET hit = hit+1
368  WHERE id = '.$page['image_id'].'
369;';
370  pwg_query($query);
371}
372//---------------------------------------------------------- related categories
373$query = '
374SELECT category_id,uppercats,commentable,global_rank
375  FROM '.IMAGE_CATEGORY_TABLE.'
376    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
377  WHERE image_id = '.$page['image_id'].'
378'.get_sql_condition_FandF
379  (
380    array
381      (
382        'forbidden_categories' => 'category_id',
383        'visible_categories' => 'category_id'
384      ),
385    'AND'
386  ).'
387;';
388$result = pwg_query($query);
389$related_categories = array();
390while ($row = pwg_db_fetch_assoc($result))
391{
392  array_push($related_categories, $row);
393}
394usort($related_categories, 'global_rank_compare');
395//-------------------------first, prev, current, next & last picture management
396$picture = array();
397
398$ids = array($page['image_id']);
399if (isset($page['previous_item']))
400{
401  array_push($ids, $page['previous_item']);
402  array_push($ids, $page['first_item']);
403}
404if (isset($page['next_item']))
405{
406  array_push($ids, $page['next_item']);
407  array_push($ids, $page['last_item']);
408}
409
410$query = '
411SELECT *
412  FROM '.IMAGES_TABLE.'
413  WHERE id IN ('.implode(',', $ids).')
414;';
415
416$result = pwg_query($query);
417
418while ($row = pwg_db_fetch_assoc($result))
419{
420  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
421  {
422    $i = 'previous';
423  }
424  else if (isset($page['next_item']) and $row['id'] == $page['next_item'])
425  {
426    $i = 'next';
427  }
428  else if (isset($page['first_item']) and $row['id'] == $page['first_item'])
429  {
430    $i = 'first';
431  }
432  else if (isset($page['last_item']) and $row['id'] == $page['last_item'])
433  {
434    $i = 'last';
435  }
436  else
437  {
438    $i = 'current';
439  }
440
441  $picture[$i] = $row;
442
443  $picture[$i]['is_picture'] = false;
444  if (in_array(get_extension($row['file']), $conf['picture_ext']))
445  {
446    $picture[$i]['is_picture'] = true;
447  }
448
449  // ------ build element_path and element_url
450  $picture[$i]['element_path'] = get_element_path($picture[$i]);
451  $picture[$i]['element_url'] = get_element_url($picture[$i]);
452
453  // ------ build image_path and image_url
454  if ($i=='current' or $i=='next')
455  {
456    $picture[$i]['image_path'] = get_image_path( $picture[$i] );
457    $picture[$i]['image_url'] = get_image_url( $picture[$i] );
458  }
459
460  if ($i=='current')
461  {
462    if ( $picture[$i]['is_picture'] )
463    {
464      if ( $user['enabled_high']=='true' )
465      {
466        $hi_url=get_high_url($picture[$i]);
467        if ( !empty($hi_url) )
468        {
469          $picture[$i]['high_url'] = $hi_url;
470          $picture[$i]['download_url'] = get_download_url('h',$picture[$i]);
471        }
472      }
473    }
474    else
475    { // not a pic - need download link
476      $picture[$i]['download_url'] = get_download_url('e',$picture[$i]);
477    }
478  }
479
480  $picture[$i]['thumbnail'] = get_thumbnail_url($row);
481
482  if ( !empty( $row['name'] ) )
483  {
484    $picture[$i]['name'] = $row['name'];
485  }
486  else
487  {
488    $file_wo_ext = get_filename_wo_extension($row['file']);
489    $picture[$i]['name'] = str_replace('_', ' ', $file_wo_ext);
490  }
491
492  $picture[$i]['url'] = duplicate_picture_url(
493    array(
494      'image_id' => $row['id'],
495      'image_file' => $row['file'],
496      ),
497    array(
498      'start',
499      )
500    );
501
502  if ('previous'==$i and $page['previous_item']==$page['first_item'])
503  {
504    $picture['first'] = $picture[$i];
505  }
506  if ('next'==$i and $page['next_item']==$page['last_item'])
507  {
508    $picture['last'] = $picture[$i];
509  }
510}
511
512// calculation of width and height for the current picture
513if (empty($picture['current']['width']))
514{
515  $taille_image = @getimagesize($picture['current']['image_path']);
516  if ($taille_image!==false)
517  {
518    $picture['current']['width'] = $taille_image[0];
519    $picture['current']['height']= $taille_image[1];
520  }
521}
522
523if (!empty($picture['current']['width']))
524{
525  list(
526    $picture['current']['scaled_width'],
527    $picture['current']['scaled_height']
528    ) = get_picture_size(
529      $picture['current']['width'],
530      $picture['current']['height'],
531      @$user['maxwidth'],
532      @$user['maxheight']
533    );
534}
535
536$slideshow_params = array();
537$slideshow_url_params = array();
538
539if (isset($_GET['slideshow']))
540{
541  $page['slideshow'] = true;
542  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
543
544  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
545  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
546
547  if ($slideshow_params['play'])
548  {
549    $id_pict_redirect = '';
550    if (isset($page['next_item']))
551    {
552      $id_pict_redirect = 'next';
553    }
554    else
555    {
556      if ($slideshow_params['repeat'] and isset($page['first_item']))
557      {
558        $id_pict_redirect = 'first';
559      }
560    }
561
562    if (!empty($id_pict_redirect))
563    {
564      // $refresh, $url_link and $title are required for creating
565      // an automated refresh page in header.tpl
566      $refresh = $slideshow_params['period'];
567      $url_link = add_url_params(
568          $picture[$id_pict_redirect]['url'],
569          $slideshow_url_params
570        );
571    }
572  }
573}
574else
575{
576  $page['slideshow'] = false;
577}
578if ($page['slideshow'] and $conf['light_slideshow'])
579{
580  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
581}
582else
583{
584  $template->set_filenames( array('picture' => 'picture.tpl'));
585}
586
587$title =  $picture['current']['name'];
588$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
589
590// metadata
591$url_metadata = duplicate_picture_url();
592$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
593
594
595// do we have a plugin that can show metadata for something else than images?
596$metadata_showable = trigger_event(
597  'get_element_metadata_available',
598  (
599    ($conf['show_exif'] or $conf['show_iptc'])
600    and isset($picture['current']['image_path'])
601    ),
602  $picture['current']['path']
603  );
604
605if ( $metadata_showable and pwg_get_session_var('show_metadata') )
606{
607  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
608}
609
610
611$page['body_id'] = 'thePicturePage';
612
613// allow plugins to change what we computed before passing data to template
614$picture = trigger_event('picture_pictures_data', $picture);
615
616
617if (isset($picture['next']['image_url'])
618    and $picture['next']['is_picture'] )
619{
620  $template->assign('U_PREFETCH', $picture['next']['image_url'] );
621}
622
623//------------------------------------------------------- navigation management
624foreach (array('first','previous','next','last', 'current') as $which_image)
625{
626  if (isset($picture[$which_image]))
627  {
628    $template->assign(
629      $which_image,
630      array_merge(
631        $picture[$which_image],
632        array(
633          'TITLE' => $picture[$which_image]['name'],
634          'THUMB_SRC' => $picture[$which_image]['thumbnail'],
635          // Params slideshow was transmit to navigation buttons
636          'U_IMG' =>
637            add_url_params(
638              $picture[$which_image]['url'], $slideshow_url_params),
639          'U_DOWNLOAD' => @$picture['current']['download_url'],
640          )
641        )
642      );
643  }
644}
645
646
647if ($page['slideshow'])
648{
649  $tpl_slideshow = array();
650
651  //slideshow end
652  $template->assign(
653    array(
654      'U_SLIDESHOW_STOP' => $picture['current']['url'],
655      )
656    );
657
658  foreach (array('repeat', 'play') as $p)
659  {
660    $var_name =
661      'U_'
662      .($slideshow_params[$p] ? 'STOP_' : 'START_')
663      .strtoupper($p);
664
665    $tpl_slideshow[$var_name] =
666          add_url_params(
667            $picture['current']['url'],
668            array('slideshow' =>
669              encode_slideshow_params(
670                array_merge($slideshow_params,
671                  array($p => ! $slideshow_params[$p]))
672                )
673              )
674          );
675  }
676
677  foreach (array('dec', 'inc') as $op)
678  {
679    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
680    $new_slideshow_params =
681      correct_slideshow_params(
682        array_merge($slideshow_params,
683                  array('period' => $new_period)));
684
685    if ($new_slideshow_params['period'] === $new_period)
686    {
687      $var_name = 'U_'.strtoupper($op).'_PERIOD';
688      $tpl_slideshow[$var_name] =
689            add_url_params(
690              $picture['current']['url'],
691              array('slideshow' => encode_slideshow_params($new_slideshow_params)
692                  )
693          );
694    }
695  }
696  $template->assign('slideshow', $tpl_slideshow );
697}
698else
699{
700  $template->assign(
701    array(
702      'U_SLIDESHOW_START' =>
703        add_url_params(
704          $picture['current']['url'],
705          array( 'slideshow'=>''))
706      )
707    );
708}
709
710$template->assign(
711  array(
712    'SECTION_TITLE' => $page['title'],
713    'PHOTO' => $title_nb,
714    'SHOW_PICTURE_NAME_ON_TITLE' => $conf['show_picture_name_on_title'],
715    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
716
717    'LEVEL_SEPARATOR' => $conf['level_separator'],
718
719    'U_HOME' => make_index_url(),
720    'U_UP' => $url_up,
721    'U_METADATA' => $url_metadata,
722    )
723  );
724
725
726//------------------------------------------------------- upper menu management
727
728// admin links
729if (is_admin())
730{
731  if (isset($page['category']))
732  {
733    $template->assign(
734      array(
735        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
736                    array('action'=>'set_as_representative')
737                 )
738        )
739      );
740  }
741
742  $url_admin =
743    get_root_url().'admin.php?page=picture_modify'
744    .'&amp;cat_id='.(isset($page['category']) ? $page['category']['id'] : '')
745    .'&amp;image_id='.$page['image_id'];
746
747  $template->assign(
748    array(
749      'U_CADDIE' => add_url_params($url_self,
750                  array('action'=>'add_to_caddie')
751               ),
752      'U_ADMIN' => $url_admin,
753      )
754    );
755
756  $template->assign('available_permission_levels', $conf['available_permission_levels']);
757}
758
759// favorite manipulation
760if (!is_a_guest())
761{
762  // verify if the picture is already in the favorite of the user
763  $query = '
764SELECT COUNT(*) AS nb_fav
765  FROM '.FAVORITES_TABLE.'
766  WHERE image_id = '.$page['image_id'].'
767    AND user_id = '.$user['id'].'
768;';
769  $result = pwg_query($query);
770  $row = pwg_db_fetch_assoc($result);
771
772  if ($row['nb_fav'] == 0)
773  {
774    $template->assign(
775      'favorite',
776      array(
777        'FAVORITE_IMG'  =>
778          get_root_url().get_themeconf('icon_dir').'/favorite.png',
779        'FAVORITE_HINT' => l10n('add_favorites_hint'),
780        'U_FAVORITE'    => add_url_params(
781          $url_self,
782          array('action'=>'add_to_favorites')
783          ),
784        )
785      );
786  }
787  else
788  {
789    $template->assign(
790      'favorite',
791      array(
792        'FAVORITE_IMG'  =>
793          get_root_url().get_themeconf('icon_dir').'/del_favorite.png',
794        'FAVORITE_HINT' => l10n('del_favorites_hint'),
795        'U_FAVORITE'    => add_url_params(
796          $url_self,
797          array('action'=>'remove_from_favorites')
798          ),
799        )
800      );
801  }
802}
803
804//--------------------------------------------------------- picture information
805// legend
806if (isset($picture['current']['comment'])
807    and !empty($picture['current']['comment']))
808{
809  $template->assign(
810      'COMMENT_IMG',
811        trigger_event('render_element_description',
812          $picture['current']['comment'])
813      );
814}
815
816$infos = array();
817
818// author
819if (!empty($picture['current']['author']))
820{
821  $infos['INFO_AUTHOR'] =
822// FIXME because of search engine partial rewrite, giving the author
823// name threw GET is not supported anymore. This feature should come
824// back later, with a better design
825//     '<a href="'.
826//       PHPWG_ROOT_PATH.'category.php?cat=search'.
827//       '&amp;search=author:'.$picture['current']['author']
828//       .'">'.$picture['current']['author'].'</a>';
829    $picture['current']['author'];
830}
831
832// creation date
833if (!empty($picture['current']['date_creation']))
834{
835  $val = format_date($picture['current']['date_creation']);
836  $url = make_index_url(
837    array(
838      'chronology_field'=>'created',
839      'chronology_style'=>'monthly',
840      'chronology_view'=>'list',
841      'chronology_date' => explode('-', $picture['current']['date_creation'])
842      )
843    );
844  $infos['INFO_CREATION_DATE'] =
845    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
846}
847
848// date of availability
849$val = format_date($picture['current']['date_available']);
850$url = make_index_url(
851  array(
852    'chronology_field'=>'posted',
853    'chronology_style'=>'monthly',
854    'chronology_view'=>'list',
855    'chronology_date' => explode(
856      '-',
857      substr($picture['current']['date_available'], 0, 10)
858      )
859    )
860  );
861$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
862
863// size in pixels
864if ($picture['current']['is_picture'] and isset($picture['current']['width']) )
865{
866  if ($picture['current']['scaled_width'] !== $picture['current']['width'] )
867  {
868    $infos['INFO_DIMENSIONS'] =
869      '<a href="'.$picture['current']['image_url'].'" title="'.
870      l10n('Original dimensions').'">'.
871      $picture['current']['width'].'*'.$picture['current']['height'].'</a>';
872  }
873  else
874  {
875    $infos['INFO_DIMENSIONS'] =
876      $picture['current']['width'].'*'.$picture['current']['height'];
877  }
878}
879
880// filesize
881if (!empty($picture['current']['filesize']))
882{
883  $infos['INFO_FILESIZE'] =
884    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
885}
886
887// number of visits
888$infos['INFO_VISITS'] = $picture['current']['hit'];
889
890// file
891$infos['INFO_FILE'] = $picture['current']['file'];
892
893$template->assign($infos);
894
895// related tags
896$tags = get_common_tags( array($page['image_id']), -1);
897if ( count($tags) )
898{
899  foreach ($tags as $tag)
900  {
901    $template->append(
902        'related_tags',
903        array_merge( $tag,
904          array(
905            'URL' => make_index_url(
906                      array(
907                        'tags' => array($tag)
908                        )
909                      ),
910            'U_TAG_IMAGE' => duplicate_picture_url(
911                      array(
912                        'section' => 'tags',
913                        'tags' => array($tag)
914                        )
915                    )
916          )
917        )
918      );
919  }
920}
921
922// related categories
923if ( count($related_categories)==1 and
924    isset($page['category']) and
925    $related_categories[0]['category_id']==$page['category']['id'] )
926{ // no need to go to db, we have all the info
927  $template->append(
928      'related_categories',
929      get_cat_display_name( $page['category']['upper_names'] )
930    );
931}
932else
933{ // use only 1 sql query to get names for all related categories
934  $ids = array();
935  foreach ($related_categories as $category)
936  {// add all uppercats to $ids
937    $ids = array_merge($ids, explode(',', $category['uppercats']) );
938  }
939  $ids = array_unique($ids);
940  $query = '
941SELECT id, name, permalink
942  FROM '.CATEGORIES_TABLE.'
943  WHERE id IN ('.implode(',',$ids).')';
944  $cat_map = hash_from_query($query, 'id');
945  foreach ($related_categories as $category)
946  {
947    $cats = array();
948    foreach ( explode(',', $category['uppercats']) as $id )
949    {
950      $cats[] = $cat_map[$id];
951    }
952    $template->append('related_categories', get_cat_display_name($cats) );
953  }
954}
955
956// maybe someone wants a special display (call it before page_header so that
957// they can add stylesheets)
958$element_content = trigger_event(
959  'render_element_content',
960  '',
961  $picture['current']
962  );
963$template->assign( 'ELEMENT_CONTENT', $element_content );
964
965// +-----------------------------------------------------------------------+
966// |                               sub pages                               |
967// +-----------------------------------------------------------------------+
968
969include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
970include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
971if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
972{
973  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
974}
975
976include(PHPWG_ROOT_PATH.'include/page_header.php');
977trigger_action('loc_end_picture');
978if ($page['slideshow'] and $conf['light_slideshow'])
979{
980  $template->pparse('slideshow');
981}
982else
983{
984  $template->pparse('picture');
985}
986//------------------------------------------------------------ log informations
987pwg_log($picture['current']['id'], 'picture');
988include(PHPWG_ROOT_PATH.'include/page_tail.php');
989?>
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