source: trunk/picture.php @ 20939

Last change on this file since 20939 was 20609, checked in by rvelices, 12 years ago

replaced page_messages.php with a function to call
  • Property svn:eol-style set to LF
File size: 27.5 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based photo gallery                                    |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2013 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' => $_POST['content'],
353              'website_url' => @$_POST['website_url'],
354              ),
355            $_POST['key']
356            );
357
358          $perform_redirect = false;
359          switch ($comment_action)
360          {
361            case 'moderate':
362              $_SESSION['page_infos'][] = l10n('An administrator must authorize your comment before it is visible.');
363            case 'validate':
364              $_SESSION['page_infos'][] = l10n('Your comment has been registered');
365              $perform_redirect = true;
366              break;
367            case 'reject':
368              $_SESSION['page_errors'][] = l10n('Your comment has NOT been registered because it did not pass the validation rules');
369              break;
370            default:
371              trigger_error('Invalid comment action '.$comment_action, E_USER_WARNING);
372          }
373
374          if ($perform_redirect)
375          {
376            redirect($url_self);
377          }
378          unset($_POST['content']);
379        }
380       
381        $edit_comment = $_GET['comment_to_edit'];
382      }
383      break;
384    }
385    case 'delete_comment' :
386    {
387      check_pwg_token();
388
389      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
390
391      check_input_parameter('comment_to_delete', $_GET, false, PATTERN_ID);
392
393      $author_id = get_comment_author_id($_GET['comment_to_delete']);
394
395      if (can_manage_comment('delete', $author_id))
396      {
397        delete_user_comment($_GET['comment_to_delete']);
398      }
399
400      redirect($url_self);
401    }
402    case 'validate_comment' :
403    {
404      check_pwg_token();
405
406      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
407
408      check_input_parameter('comment_to_validate', $_GET, false, PATTERN_ID);
409
410      $author_id = get_comment_author_id($_GET['comment_to_validate']);
411
412      if (can_manage_comment('validate', $author_id))
413      {
414        validate_user_comment($_GET['comment_to_validate']);
415      }
416
417      redirect($url_self);
418    }
419
420  }
421}
422
423
424//---------- incrementation of the number of hits
425// don't increment counter if in the Mozilla Firefox prefetch
426if (isset($_SERVER['HTTP_X_MOZ']) and $_SERVER['HTTP_X_MOZ'] == 'prefetch')
427{
428  add_event_handler('allow_increment_element_hit_count', create_function('$b', 'return false;'));
429}
430else
431{
432  // don't increment counter if comming from the same picture (actions)
433  if (pwg_get_session_var('referer_image_id',0) == $page['image_id'])
434  {
435    add_event_handler('allow_increment_element_hit_count', create_function('$b', 'return false;'));
436  }
437  pwg_set_session_var('referer_image_id', $page['image_id']);
438}
439
440// don't increment if adding a comment
441if (trigger_event('allow_increment_element_hit_count', !isset($_POST['content']) ) )
442{
443  $query = '
444UPDATE
445  '.IMAGES_TABLE.'
446  SET hit = hit+1
447  WHERE id = '.$page['image_id'].'
448;';
449  pwg_query($query);
450}
451
452//---------------------------------------------------------- related categories
453$query = '
454SELECT id,uppercats,commentable,visible,status,global_rank
455  FROM '.IMAGE_CATEGORY_TABLE.'
456    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
457  WHERE image_id = '.$page['image_id'].'
458'.get_sql_condition_FandF
459  (
460    array
461      (
462        'forbidden_categories' => 'id',
463        'visible_categories' => 'id'
464      ),
465    'AND'
466  ).'
467;';
468$related_categories = array_from_query($query);
469usort($related_categories, 'global_rank_compare');
470//-------------------------first, prev, current, next & last picture management
471$picture = array();
472
473$ids = array($page['image_id']);
474if (isset($page['previous_item']))
475{
476  array_push($ids, $page['previous_item']);
477  array_push($ids, $page['first_item']);
478}
479if (isset($page['next_item']))
480{
481  array_push($ids, $page['next_item']);
482  array_push($ids, $page['last_item']);
483}
484
485$query = '
486SELECT *
487  FROM '.IMAGES_TABLE.'
488  WHERE id IN ('.implode(',', $ids).')
489;';
490
491$result = pwg_query($query);
492
493while ($row = pwg_db_fetch_assoc($result))
494{
495  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
496  {
497    $i = 'previous';
498  }
499  elseif (isset($page['next_item']) and $row['id'] == $page['next_item'])
500  {
501    $i = 'next';
502  }
503  elseif (isset($page['first_item']) and $row['id'] == $page['first_item'])
504  {
505    $i = 'first';
506  }
507  elseif (isset($page['last_item']) and $row['id'] == $page['last_item'])
508  {
509    $i = 'last';
510  }
511  else
512  {
513    $i = 'current';
514  }
515
516  $row['src_image'] = new SrcImage($row);
517  $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
518
519  if ($i=='current')
520  {
521    $row['element_path'] = get_element_path($row);
522
523    if ( $row['src_image']->is_original() )
524    {// we have a photo
525      if ( $user['enabled_high']=='true' )
526      {
527        $row['element_url'] = $row['src_image']->get_url();
528        $row['download_url'] = get_action_url($row['id'], 'e', true);
529      }
530    }
531    else
532    { // not a pic - need download link
533      $row['download_url'] = $row['element_url'] = get_element_url($row);;
534    }
535  }
536
537  $row['url'] = duplicate_picture_url(
538    array(
539      'image_id' => $row['id'],
540      'image_file' => $row['file'],
541      ),
542    array(
543      'start',
544      )
545    );
546
547  $picture[$i] = $row;
548  $picture[$i]['TITLE'] = render_element_name($row);
549
550  if ('previous'==$i and $page['previous_item']==$page['first_item'])
551  {
552    $picture['first'] = $picture[$i];
553  }
554  if ('next'==$i and $page['next_item']==$page['last_item'])
555  {
556    $picture['last'] = $picture[$i];
557  }
558}
559
560$slideshow_params = array();
561$slideshow_url_params = array();
562
563if (isset($_GET['slideshow']))
564{
565  $page['slideshow'] = true;
566  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
567
568  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
569  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
570
571  if ($slideshow_params['play'])
572  {
573    $id_pict_redirect = '';
574    if (isset($page['next_item']))
575    {
576      $id_pict_redirect = 'next';
577    }
578    else
579    {
580      if ($slideshow_params['repeat'] and isset($page['first_item']))
581      {
582        $id_pict_redirect = 'first';
583      }
584    }
585
586    if (!empty($id_pict_redirect))
587    {
588      // $refresh, $url_link and $title are required for creating
589      // an automated refresh page in header.tpl
590      $refresh = $slideshow_params['period'];
591      $url_link = add_url_params(
592          $picture[$id_pict_redirect]['url'],
593          $slideshow_url_params
594        );
595    }
596  }
597}
598else
599{
600  $page['slideshow'] = false;
601}
602if ($page['slideshow'] and $conf['light_slideshow'])
603{
604  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
605}
606else
607{
608  $template->set_filenames( array('picture' => 'picture.tpl'));
609}
610
611$title =  $picture['current']['TITLE'];
612$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
613
614// metadata
615$url_metadata = duplicate_picture_url();
616$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
617
618
619// do we have a plugin that can show metadata for something else than images?
620$metadata_showable = trigger_event(
621  'get_element_metadata_available',
622  (
623    ($conf['show_exif'] or $conf['show_iptc'])
624    and !$picture['current']['src_image']->is_mimetype()
625    ),
626  $picture['current']
627  );
628
629if ( $metadata_showable and pwg_get_session_var('show_metadata') )
630{
631  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
632}
633
634
635$page['body_id'] = 'thePicturePage';
636
637// allow plugins to change what we computed before passing data to template
638$picture = trigger_event('picture_pictures_data', $picture);
639
640//------------------------------------------------------- navigation management
641foreach (array('first','previous','next','last', 'current') as $which_image)
642{
643  if (isset($picture[$which_image]))
644  {
645    $template->assign(
646      $which_image,
647      array_merge(
648        $picture[$which_image],
649        array(
650          'THUMB_SRC' => $picture[$which_image]['derivatives'][IMG_THUMB]->get_url(),
651          // Params slideshow was transmit to navigation buttons
652          'U_IMG' =>
653            add_url_params(
654              $picture[$which_image]['url'], $slideshow_url_params),
655          )
656        )
657      );
658  }
659}
660if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
661{
662  $template->append('current', array('U_DOWNLOAD' => $picture['current']['download_url']), true);
663}
664
665
666if ($page['slideshow'])
667{
668  $tpl_slideshow = array();
669
670  //slideshow end
671  $template->assign(
672    array(
673      'U_SLIDESHOW_STOP' => $picture['current']['url'],
674      )
675    );
676
677  foreach (array('repeat', 'play') as $p)
678  {
679    $var_name =
680      'U_'
681      .($slideshow_params[$p] ? 'STOP_' : 'START_')
682      .strtoupper($p);
683
684    $tpl_slideshow[$var_name] =
685          add_url_params(
686            $picture['current']['url'],
687            array('slideshow' =>
688              encode_slideshow_params(
689                array_merge($slideshow_params,
690                  array($p => ! $slideshow_params[$p]))
691                )
692              )
693          );
694  }
695
696  foreach (array('dec', 'inc') as $op)
697  {
698    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
699    $new_slideshow_params =
700      correct_slideshow_params(
701        array_merge($slideshow_params,
702                  array('period' => $new_period)));
703
704    if ($new_slideshow_params['period'] === $new_period)
705    {
706      $var_name = 'U_'.strtoupper($op).'_PERIOD';
707      $tpl_slideshow[$var_name] =
708            add_url_params(
709              $picture['current']['url'],
710              array('slideshow' => encode_slideshow_params($new_slideshow_params)
711                  )
712          );
713    }
714  }
715  $template->assign('slideshow', $tpl_slideshow );
716}
717elseif ($conf['picture_slideshow_icon'])
718{
719  $template->assign(
720    array(
721      'U_SLIDESHOW_START' =>
722        add_url_params(
723          $picture['current']['url'],
724          array( 'slideshow'=>''))
725      )
726    );
727}
728
729$template->assign(
730  array(
731    'SECTION_TITLE' => $page['section_title'],
732    'PHOTO' => $title_nb,
733    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
734
735    'LEVEL_SEPARATOR' => $conf['level_separator'],
736
737    'U_UP' => $url_up,
738    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
739    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
740    )
741  );
742
743if ($conf['picture_metadata_icon'])
744{
745  $template->assign('U_METADATA', $url_metadata);
746}
747
748
749//------------------------------------------------------- upper menu management
750
751// admin links
752if (is_admin())
753{
754  if (isset($page['category']))
755  {
756    $template->assign(
757      array(
758        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
759                    array('action'=>'set_as_representative')
760                 )
761        )
762      );
763  }
764
765  $url_admin =
766    get_root_url().'admin.php?page=photo-'.$page['image_id']
767    .(isset($page['category']) ? '&amp;cat_id='.$page['category']['id'] : '')
768    ;
769
770  $template->assign(
771    array(
772      'U_CADDIE' => add_url_params($url_self,
773                  array('action'=>'add_to_caddie')
774               ),
775      'U_ADMIN' => $url_admin,
776      )
777    );
778
779  $template->assign('available_permission_levels', get_privacy_level_options());
780}
781
782// favorite manipulation
783if (!is_a_guest() and $conf['picture_favorite_icon'])
784{
785  // verify if the picture is already in the favorite of the user
786  $query = '
787SELECT COUNT(*) AS nb_fav
788  FROM '.FAVORITES_TABLE.'
789  WHERE image_id = '.$page['image_id'].'
790    AND user_id = '.$user['id'].'
791;';
792  $row = pwg_db_fetch_assoc( pwg_query($query) );
793        $is_favorite = $row['nb_fav'] != 0;
794
795  $template->assign(
796    'favorite',
797    array(
798                        'IS_FAVORITE' => $is_favorite,
799      'U_FAVORITE'    => add_url_params(
800        $url_self,
801        array('action'=> !$is_favorite ? 'add_to_favorites' : 'remove_from_favorites' )
802        ),
803      )
804    );
805}
806
807//--------------------------------------------------------- picture information
808// legend
809if (isset($picture['current']['comment'])
810    and !empty($picture['current']['comment']))
811{
812  $template->assign(
813      'COMMENT_IMG',
814        trigger_event('render_element_description',
815          $picture['current']['comment'])
816      );
817}
818
819// author
820if (!empty($picture['current']['author']))
821{
822  $infos['INFO_AUTHOR'] = $picture['current']['author'];
823}
824
825// creation date
826if (!empty($picture['current']['date_creation']))
827{
828  $val = format_date($picture['current']['date_creation']);
829  $url = make_index_url(
830    array(
831      'chronology_field'=>'created',
832      'chronology_style'=>'monthly',
833      'chronology_view'=>'list',
834      'chronology_date' => explode('-', substr($picture['current']['date_creation'], 0, 10))
835      )
836    );
837  $infos['INFO_CREATION_DATE'] =
838    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
839}
840
841// date of availability
842$val = format_date($picture['current']['date_available']);
843$url = make_index_url(
844  array(
845    'chronology_field'=>'posted',
846    'chronology_style'=>'monthly',
847    'chronology_view'=>'list',
848    'chronology_date' => explode(
849      '-',
850      substr($picture['current']['date_available'], 0, 10)
851      )
852    )
853  );
854$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
855
856// size in pixels
857if ($picture['current']['src_image']->is_original() and isset($picture['current']['width']) )
858{
859  $infos['INFO_DIMENSIONS'] =
860    $picture['current']['width'].'*'.$picture['current']['height'];
861}
862
863// filesize
864if (!empty($picture['current']['filesize']))
865{
866  $infos['INFO_FILESIZE'] =
867    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
868}
869
870// number of visits
871$infos['INFO_VISITS'] = $picture['current']['hit'];
872
873// file
874$infos['INFO_FILE'] = $picture['current']['file'];
875
876$template->assign($infos);
877$template->assign('display_info', unserialize($conf['picture_informations']));
878
879// related tags
880$tags = get_common_tags( array($page['image_id']), -1);
881if ( count($tags) )
882{
883  foreach ($tags as $tag)
884  {
885    $template->append(
886        'related_tags',
887        array_merge( $tag,
888          array(
889            'URL' => make_index_url(
890                      array(
891                        'tags' => array($tag)
892                        )
893                      ),
894            'U_TAG_IMAGE' => duplicate_picture_url(
895                      array(
896                        'section' => 'tags',
897                        'tags' => array($tag)
898                        )
899                    )
900          )
901        )
902      );
903  }
904}
905
906// related categories
907if ( count($related_categories)==1 and
908    isset($page['category']) and
909    $related_categories[0]['id']==$page['category']['id'] )
910{ // no need to go to db, we have all the info
911  $template->append(
912      'related_categories',
913      get_cat_display_name( $page['category']['upper_names'] )
914    );
915}
916else
917{ // use only 1 sql query to get names for all related categories
918  $ids = array();
919  foreach ($related_categories as $category)
920  {// add all uppercats to $ids
921    $ids = array_merge($ids, explode(',', $category['uppercats']) );
922  }
923  $ids = array_unique($ids);
924  $query = '
925SELECT id, name, permalink
926  FROM '.CATEGORIES_TABLE.'
927  WHERE id IN ('.implode(',',$ids).')';
928  $cat_map = hash_from_query($query, 'id');
929  foreach ($related_categories as $category)
930  {
931    $cats = array();
932    foreach ( explode(',', $category['uppercats']) as $id )
933    {
934      $cats[] = $cat_map[$id];
935    }
936    $template->append('related_categories', get_cat_display_name($cats) );
937  }
938}
939
940// maybe someone wants a special display (call it before page_header so that
941// they can add stylesheets)
942$element_content = trigger_event(
943  'render_element_content',
944  '',
945  $picture['current']
946  );
947$template->assign( 'ELEMENT_CONTENT', $element_content );
948
949if (isset($picture['next'])
950    and $picture['next']['src_image']->is_original()
951    and strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome/') === false)
952{
953  $template->assign(
954    'U_PREFETCH',
955    $picture['next']['derivatives'][pwg_get_session_var('picture_deriv', $conf['derivative_default_size'])]->get_url()
956    );
957}
958
959$template->assign(
960  'U_CANONICAL',
961  make_picture_url(
962    array(
963      'image_id' => $picture['current']['id'],
964      'image_file' => $picture['current']['file'])
965    )
966  );
967
968// +-----------------------------------------------------------------------+
969// |                               sub pages                               |
970// +-----------------------------------------------------------------------+
971
972include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
973if ($conf['activate_comments'])
974{
975  include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
976}
977if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
978{
979  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
980}
981
982// include menubar
983$themeconf = $template->get_template_vars('themeconf');
984if ($conf['picture_menu'] AND (!isset($themeconf['hide_menu_on']) OR !in_array('thePicturePage', $themeconf['hide_menu_on'])))
985{
986  if (!isset($page['start'])) $page['start'] = 0;
987  include( PHPWG_ROOT_PATH.'include/menubar.inc.php');
988  if (is_admin()) $template->assign('U_ADMIN', $url_admin); // overwrited by the menu
989}
990
991include(PHPWG_ROOT_PATH.'include/page_header.php');
992trigger_action('loc_end_picture');
993flush_page_messages();
994if ($page['slideshow'] and $conf['light_slideshow'])
995{
996  $template->pparse('slideshow');
997}
998else
999{
1000  $template->parse_picture_buttons();
1001  $template->pparse('picture');
1002}
1003//------------------------------------------------------------ log informations
1004pwg_log($picture['current']['id'], 'picture');
1005include(PHPWG_ROOT_PATH.'include/page_tail.php');
1006?>
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