source: trunk/picture.php @ 13577

Last change on this file since 13577 was 13115, checked in by rvelices, 13 years ago

improvement of picture title on picture page, drop boxes on index page ...
sharpening uses a zider scale range

  • Property svn:eol-style set to LF
File size: 26.8 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, $element_info)
151{
152  if ( !empty($content) )
153  {// someone hooked us - so we skip;
154    return $content;
155  }
156
157  if (isset($_COOKIE['picture_deriv']))
158  {
159    if ( array_key_exists($_COOKIE['picture_deriv'], ImageStdParams::get_defined_type_map()) )
160    {
161      pwg_set_session_var('picture_deriv', $_COOKIE['picture_deriv']);
162    }
163    setcookie('picture_deriv', false, 0, cookie_path() );
164  }
165  $deriv_type = pwg_get_session_var('picture_deriv', IMG_LARGE);
166  $selected_derivative = $element_info['derivatives'][$deriv_type];
167
168  $unique_derivatives = array();
169  $show_original = isset($element_info['element_url']);
170  $added = array();
171  foreach($element_info['derivatives'] as $type => $derivative)
172  {
173    if ($type==IMG_SQUARE || $type==IMG_THUMB)
174      continue;
175    $url = $derivative->get_url();
176    if (isset($added[$url]))
177      continue;
178    $added[$url] = 1;
179    $show_original &= !($derivative->same_as_source());
180    $unique_derivatives[$type]= $derivative;
181  }
182
183  global $page, $template;
184
185  if ($show_original)
186  {
187    $template->assign( 'U_ORIGINAL', $element_info['element_url'] );
188  }
189
190  $template->append('current', array(
191      'selected_derivative' => $selected_derivative,
192      'unique_derivatives' => $unique_derivatives,
193    ), true);
194
195
196  $template->set_filenames(
197    array('default_content'=>'picture_content.tpl')
198    );
199
200  $template->assign( array(
201      'ALT_IMG' => $element_info['file'],
202      'COOKIE_PATH' => cookie_path(),
203      )
204    );
205  return $template->parse( 'default_content', true);
206}
207
208// +-----------------------------------------------------------------------+
209// |                            initialization                             |
210// +-----------------------------------------------------------------------+
211
212// caching first_rank, last_rank, current_rank in the displayed
213// section. This should also help in readability.
214$page['first_rank']   = 0;
215$page['last_rank']    = count($page['items']) - 1;
216$page['current_rank'] = $page['rank_of'][ $page['image_id'] ];
217
218// caching current item : readability purpose
219$page['current_item'] = $page['image_id'];
220
221if ($page['current_rank'] != $page['first_rank'])
222{
223  // caching first & previous item : readability purpose
224  $page['previous_item'] = $page['items'][ $page['current_rank'] - 1 ];
225  $page['first_item'] = $page['items'][ $page['first_rank'] ];
226}
227
228if ($page['current_rank'] != $page['last_rank'])
229{
230  // caching next & last item : readability purpose
231  $page['next_item'] = $page['items'][ $page['current_rank'] + 1 ];
232  $page['last_item'] = $page['items'][ $page['last_rank'] ];
233}
234
235$url_up = duplicate_index_url(
236  array(
237    'start' =>
238      floor($page['current_rank'] / $page['nb_image_page'])
239      * $page['nb_image_page']
240    ),
241  array(
242    'start',
243    )
244  );
245
246$url_self = duplicate_picture_url();
247
248// +-----------------------------------------------------------------------+
249// |                                actions                                |
250// +-----------------------------------------------------------------------+
251
252/**
253 * Actions are favorite adding, user comment deletion, setting the picture
254 * as representative of the current category...
255 *
256 * Actions finish by a redirection
257 */
258
259if (isset($_GET['action']))
260{
261  switch ($_GET['action'])
262  {
263    case 'add_to_favorites' :
264    {
265      $query = '
266INSERT INTO '.FAVORITES_TABLE.'
267  (image_id,user_id)
268  VALUES
269  ('.$page['image_id'].','.$user['id'].')
270;';
271      pwg_query($query);
272
273      redirect($url_self);
274
275      break;
276    }
277    case 'remove_from_favorites' :
278    {
279      $query = '
280DELETE FROM '.FAVORITES_TABLE.'
281  WHERE user_id = '.$user['id'].'
282    AND image_id = '.$page['image_id'].'
283;';
284      pwg_query($query);
285
286      if ('favorites' == $page['section'])
287      {
288        redirect($url_up);
289      }
290      else
291      {
292        redirect($url_self);
293      }
294
295      break;
296    }
297    case 'set_as_representative' :
298    {
299      if (is_admin() and isset($page['category']))
300      {
301        $query = '
302UPDATE '.CATEGORIES_TABLE.'
303  SET representative_picture_id = '.$page['image_id'].'
304  WHERE id = '.$page['category']['id'].'
305;';
306        pwg_query($query);
307
308        $query = '
309UPDATE '.USER_CACHE_CATEGORIES_TABLE.'
310  SET user_representative_picture_id = NULL
311  WHERE user_id = '.$user['id'].'
312    AND cat_id = '.$page['category']['id'].'
313;';
314        pwg_query($query);
315      }
316
317      redirect($url_self);
318
319      break;
320    }
321    case 'add_to_caddie' :
322    {
323      fill_caddie(array($page['image_id']));
324      redirect($url_self);
325      break;
326    }
327    case 'rate' :
328    {
329      include_once(PHPWG_ROOT_PATH.'include/functions_rate.inc.php');
330      rate_picture($page['image_id'], $_POST['rate']);
331      redirect($url_self);
332    }
333    case 'edit_comment' :
334    {
335      check_pwg_token();
336      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
337      check_input_parameter('comment_to_edit', $_GET, false, PATTERN_ID);
338      $author_id = get_comment_author_id($_GET['comment_to_edit']);
339
340      if (can_manage_comment('edit', $author_id))
341      {
342        if (!empty($_POST['content']))
343        {
344          $comment_action = update_user_comment(
345            array(
346              'comment_id' => $_GET['comment_to_edit'],
347              'image_id' => $page['image_id'],
348              'content' => $_POST['content']
349              ),
350            $_POST['key']
351            );
352
353          $perform_redirect = false;
354          switch ($comment_action)
355          {
356            case 'moderate':
357              $_SESSION['page_infos'][] = l10n('An administrator must authorize your comment before it is visible.');
358            case 'validate':
359              $_SESSION['page_infos'][] = l10n('Your comment has been registered');
360              $perform_redirect = true;
361              break;
362            case 'reject':
363              $_SESSION['page_errors'][] = l10n('Your comment has NOT been registered because it did not pass the validation rules');
364              $perform_redirect = true;
365              break;
366            default:
367              trigger_error('Invalid comment action '.$comment_action, E_USER_WARNING);
368          }
369
370          if ($perform_redirect)
371          {
372            redirect($url_self);
373          }
374          unset($_POST['content']);
375          break;
376        }
377        else
378        {
379          $edit_comment = $_GET['comment_to_edit'];
380          break;
381        }
382      }
383    }
384    case 'delete_comment' :
385    {
386      check_pwg_token();
387
388      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
389
390      check_input_parameter('comment_to_delete', $_GET, false, PATTERN_ID);
391
392      $author_id = get_comment_author_id($_GET['comment_to_delete']);
393
394      if (can_manage_comment('delete', $author_id))
395      {
396        delete_user_comment($_GET['comment_to_delete']);
397      }
398
399      redirect($url_self);
400    }
401    case 'validate_comment' :
402    {
403      check_pwg_token();
404
405      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
406
407      check_input_parameter('comment_to_validate', $_GET, false, PATTERN_ID);
408
409      $author_id = get_comment_author_id($_GET['comment_to_validate']);
410
411      if (can_manage_comment('validate', $author_id))
412      {
413        validate_user_comment($_GET['comment_to_validate']);
414      }
415
416      redirect($url_self);
417    }
418
419  }
420}
421
422//---------- incrementation of the number of hits, we do this only if no action
423if (trigger_event('allow_increment_element_hit_count', !isset($_POST['content']) ) )
424{
425  $query = '
426UPDATE
427  '.IMAGES_TABLE.'
428  SET hit = hit+1
429  WHERE id = '.$page['image_id'].'
430;';
431  pwg_query($query);
432}
433//---------------------------------------------------------- related categories
434$query = '
435SELECT category_id,uppercats,commentable,global_rank
436  FROM '.IMAGE_CATEGORY_TABLE.'
437    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
438  WHERE image_id = '.$page['image_id'].'
439'.get_sql_condition_FandF
440  (
441    array
442      (
443        'forbidden_categories' => 'category_id',
444        'visible_categories' => 'category_id'
445      ),
446    'AND'
447  ).'
448;';
449$result = pwg_query($query);
450$related_categories = array();
451while ($row = pwg_db_fetch_assoc($result))
452{
453  $row['commentable'] = get_boolean($row['commentable']);
454  array_push($related_categories, $row);
455}
456usort($related_categories, 'global_rank_compare');
457//-------------------------first, prev, current, next & last picture management
458$picture = array();
459
460$ids = array($page['image_id']);
461if (isset($page['previous_item']))
462{
463  array_push($ids, $page['previous_item']);
464  array_push($ids, $page['first_item']);
465}
466if (isset($page['next_item']))
467{
468  array_push($ids, $page['next_item']);
469  array_push($ids, $page['last_item']);
470}
471
472$query = '
473SELECT *
474  FROM '.IMAGES_TABLE.'
475  WHERE id IN ('.implode(',', $ids).')
476;';
477
478$result = pwg_query($query);
479
480while ($row = pwg_db_fetch_assoc($result))
481{
482  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
483  {
484    $i = 'previous';
485  }
486  elseif (isset($page['next_item']) and $row['id'] == $page['next_item'])
487  {
488    $i = 'next';
489  }
490  elseif (isset($page['first_item']) and $row['id'] == $page['first_item'])
491  {
492    $i = 'first';
493  }
494  elseif (isset($page['last_item']) and $row['id'] == $page['last_item'])
495  {
496    $i = 'last';
497  }
498  else
499  {
500    $i = 'current';
501  }
502
503  $row['src_image'] = new SrcImage($row);
504  $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
505
506  if ($i=='current')
507  {
508    $row['element_path'] = get_element_path($row);
509
510    if ( $row['src_image']->is_original() )
511    {// we have a photo
512      if ( $user['enabled_high']=='true' )
513      {
514        $row['element_url'] = $row['src_image']->get_url();
515        $row['download_url'] = get_action_url($row['id'], 'e', true);
516      }
517    }
518    else
519    { // not a pic - need download link
520      $row['download_url'] = $row['element_url'] = get_element_url($row);;
521    }
522  }
523
524  $row['url'] = duplicate_picture_url(
525    array(
526      'image_id' => $row['id'],
527      'image_file' => $row['file'],
528      ),
529    array(
530      'start',
531      )
532    );
533
534  $picture[$i] = $row;
535  $picture[$i]['TITLE'] = render_element_name($row);
536
537  if ('previous'==$i and $page['previous_item']==$page['first_item'])
538  {
539    $picture['first'] = $picture[$i];
540  }
541  if ('next'==$i and $page['next_item']==$page['last_item'])
542  {
543    $picture['last'] = $picture[$i];
544  }
545}
546
547$slideshow_params = array();
548$slideshow_url_params = array();
549
550if (isset($_GET['slideshow']))
551{
552  $page['slideshow'] = true;
553  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
554
555  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
556  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
557
558  if ($slideshow_params['play'])
559  {
560    $id_pict_redirect = '';
561    if (isset($page['next_item']))
562    {
563      $id_pict_redirect = 'next';
564    }
565    else
566    {
567      if ($slideshow_params['repeat'] and isset($page['first_item']))
568      {
569        $id_pict_redirect = 'first';
570      }
571    }
572
573    if (!empty($id_pict_redirect))
574    {
575      // $refresh, $url_link and $title are required for creating
576      // an automated refresh page in header.tpl
577      $refresh = $slideshow_params['period'];
578      $url_link = add_url_params(
579          $picture[$id_pict_redirect]['url'],
580          $slideshow_url_params
581        );
582    }
583  }
584}
585else
586{
587  $page['slideshow'] = false;
588}
589if ($page['slideshow'] and $conf['light_slideshow'])
590{
591  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
592}
593else
594{
595  $template->set_filenames( array('picture' => 'picture.tpl'));
596}
597
598$title =  $picture['current']['TITLE'];
599$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
600
601// metadata
602$url_metadata = duplicate_picture_url();
603$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
604
605
606// do we have a plugin that can show metadata for something else than images?
607$metadata_showable = trigger_event(
608  'get_element_metadata_available',
609  (
610    ($conf['show_exif'] or $conf['show_iptc'])
611    and !$picture['current']['src_image']->is_mimetype()
612    ),
613  $picture['current']
614  );
615
616if ( $metadata_showable and pwg_get_session_var('show_metadata') )
617{
618  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
619}
620
621
622$page['body_id'] = 'thePicturePage';
623
624// allow plugins to change what we computed before passing data to template
625$picture = trigger_event('picture_pictures_data', $picture);
626
627//------------------------------------------------------- navigation management
628foreach (array('first','previous','next','last', 'current') as $which_image)
629{
630  if (isset($picture[$which_image]))
631  {
632    $template->assign(
633      $which_image,
634      array_merge(
635        $picture[$which_image],
636        array(
637          'THUMB_SRC' => $picture[$which_image]['derivatives'][IMG_THUMB]->get_url(),
638          // Params slideshow was transmit to navigation buttons
639          'U_IMG' =>
640            add_url_params(
641              $picture[$which_image]['url'], $slideshow_url_params),
642          )
643        )
644      );
645  }
646}
647if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
648{
649  $template->append('current', array('U_DOWNLOAD' => $picture['current']['download_url']), true);
650}
651
652
653if ($page['slideshow'])
654{
655  $tpl_slideshow = array();
656
657  //slideshow end
658  $template->assign(
659    array(
660      'U_SLIDESHOW_STOP' => $picture['current']['url'],
661      )
662    );
663
664  foreach (array('repeat', 'play') as $p)
665  {
666    $var_name =
667      'U_'
668      .($slideshow_params[$p] ? 'STOP_' : 'START_')
669      .strtoupper($p);
670
671    $tpl_slideshow[$var_name] =
672          add_url_params(
673            $picture['current']['url'],
674            array('slideshow' =>
675              encode_slideshow_params(
676                array_merge($slideshow_params,
677                  array($p => ! $slideshow_params[$p]))
678                )
679              )
680          );
681  }
682
683  foreach (array('dec', 'inc') as $op)
684  {
685    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
686    $new_slideshow_params =
687      correct_slideshow_params(
688        array_merge($slideshow_params,
689                  array('period' => $new_period)));
690
691    if ($new_slideshow_params['period'] === $new_period)
692    {
693      $var_name = 'U_'.strtoupper($op).'_PERIOD';
694      $tpl_slideshow[$var_name] =
695            add_url_params(
696              $picture['current']['url'],
697              array('slideshow' => encode_slideshow_params($new_slideshow_params)
698                  )
699          );
700    }
701  }
702  $template->assign('slideshow', $tpl_slideshow );
703}
704elseif ($conf['picture_slideshow_icon'])
705{
706  $template->assign(
707    array(
708      'U_SLIDESHOW_START' =>
709        add_url_params(
710          $picture['current']['url'],
711          array( 'slideshow'=>''))
712      )
713    );
714}
715
716$template->assign(
717  array(
718    'SECTION_TITLE' => $page['title'],
719    'PHOTO' => $title_nb,
720    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
721
722    'LEVEL_SEPARATOR' => $conf['level_separator'],
723
724    'U_UP' => $url_up,
725    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
726    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
727    )
728  );
729
730if ($conf['picture_metadata_icon'])
731{
732  $template->assign('U_METADATA', $url_metadata);
733}
734
735
736//------------------------------------------------------- upper menu management
737
738// admin links
739if (is_admin())
740{
741  if (isset($page['category']))
742  {
743    $template->assign(
744      array(
745        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
746                    array('action'=>'set_as_representative')
747                 )
748        )
749      );
750  }
751
752  $url_admin =
753    get_root_url().'admin.php?page=photo-'.$page['image_id']
754    .(isset($page['category']) ? '&amp;cat_id='.$page['category']['id'] : '')
755    ;
756
757  $template->assign(
758    array(
759      'U_CADDIE' => add_url_params($url_self,
760                  array('action'=>'add_to_caddie')
761               ),
762      'U_ADMIN' => $url_admin,
763      )
764    );
765
766  $template->assign('available_permission_levels', get_privacy_level_options());
767}
768
769// favorite manipulation
770if (!is_a_guest() and $conf['picture_favorite_icon'])
771{
772  // verify if the picture is already in the favorite of the user
773  $query = '
774SELECT COUNT(*) AS nb_fav
775  FROM '.FAVORITES_TABLE.'
776  WHERE image_id = '.$page['image_id'].'
777    AND user_id = '.$user['id'].'
778;';
779  $row = pwg_db_fetch_assoc( pwg_query($query) );
780        $is_favorite = $row['nb_fav'] != 0;
781
782  $template->assign(
783    'favorite',
784    array(
785                        'IS_FAVORITE' => $is_favorite,
786      'U_FAVORITE'    => add_url_params(
787        $url_self,
788        array('action'=> !$is_favorite ? 'add_to_favorites' : 'remove_from_favorites' )
789        ),
790      )
791    );
792}
793
794//--------------------------------------------------------- picture information
795// legend
796if (isset($picture['current']['comment'])
797    and !empty($picture['current']['comment']))
798{
799  $template->assign(
800      'COMMENT_IMG',
801        trigger_event('render_element_description',
802          $picture['current']['comment'])
803      );
804}
805
806// author
807if (!empty($picture['current']['author']))
808{
809  $infos['INFO_AUTHOR'] = $picture['current']['author'];
810}
811
812// creation date
813if (!empty($picture['current']['date_creation']))
814{
815  $val = format_date($picture['current']['date_creation']);
816  $url = make_index_url(
817    array(
818      'chronology_field'=>'created',
819      'chronology_style'=>'monthly',
820      'chronology_view'=>'list',
821      'chronology_date' => explode('-', substr($picture['current']['date_creation'], 0, 10))
822      )
823    );
824  $infos['INFO_CREATION_DATE'] =
825    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
826}
827
828// date of availability
829$val = format_date($picture['current']['date_available']);
830$url = make_index_url(
831  array(
832    'chronology_field'=>'posted',
833    'chronology_style'=>'monthly',
834    'chronology_view'=>'list',
835    'chronology_date' => explode(
836      '-',
837      substr($picture['current']['date_available'], 0, 10)
838      )
839    )
840  );
841$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
842
843// size in pixels
844if ($picture['current']['src_image']->is_original() and isset($picture['current']['width']) )
845{
846  $infos['INFO_DIMENSIONS'] =
847    $picture['current']['width'].'*'.$picture['current']['height'];
848}
849
850// filesize
851if (!empty($picture['current']['filesize']))
852{
853  $infos['INFO_FILESIZE'] =
854    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
855}
856
857// number of visits
858$infos['INFO_VISITS'] = $picture['current']['hit'];
859
860// file
861$infos['INFO_FILE'] = $picture['current']['file'];
862
863$template->assign($infos);
864$template->assign('display_info', unserialize($conf['picture_informations']));
865
866// related tags
867$tags = get_common_tags( array($page['image_id']), -1);
868if ( count($tags) )
869{
870  foreach ($tags as $tag)
871  {
872    $template->append(
873        'related_tags',
874        array_merge( $tag,
875          array(
876            'URL' => make_index_url(
877                      array(
878                        'tags' => array($tag)
879                        )
880                      ),
881            'U_TAG_IMAGE' => duplicate_picture_url(
882                      array(
883                        'section' => 'tags',
884                        'tags' => array($tag)
885                        )
886                    )
887          )
888        )
889      );
890  }
891}
892
893// related categories
894if ( count($related_categories)==1 and
895    isset($page['category']) and
896    $related_categories[0]['category_id']==$page['category']['id'] )
897{ // no need to go to db, we have all the info
898  $template->append(
899      'related_categories',
900      get_cat_display_name( $page['category']['upper_names'] )
901    );
902}
903else
904{ // use only 1 sql query to get names for all related categories
905  $ids = array();
906  foreach ($related_categories as $category)
907  {// add all uppercats to $ids
908    $ids = array_merge($ids, explode(',', $category['uppercats']) );
909  }
910  $ids = array_unique($ids);
911  $query = '
912SELECT id, name, permalink
913  FROM '.CATEGORIES_TABLE.'
914  WHERE id IN ('.implode(',',$ids).')';
915  $cat_map = hash_from_query($query, 'id');
916  foreach ($related_categories as $category)
917  {
918    $cats = array();
919    foreach ( explode(',', $category['uppercats']) as $id )
920    {
921      $cats[] = $cat_map[$id];
922    }
923    $template->append('related_categories', get_cat_display_name($cats) );
924  }
925}
926
927// maybe someone wants a special display (call it before page_header so that
928// they can add stylesheets)
929$element_content = trigger_event(
930  'render_element_content',
931  '',
932  $picture['current']
933  );
934$template->assign( 'ELEMENT_CONTENT', $element_content );
935
936if (isset($picture['next'])
937    and $picture['next']['src_image']->is_original()
938    and strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome/') === false)
939{
940  $template->assign('U_PREFETCH', $picture['next']['derivatives'][pwg_get_session_var('picture_deriv', IMG_LARGE)]->get_url() );
941}
942
943$template->assign('U_CANONICAL', make_picture_url( array('image_id'=>$picture['current']['id'], 'image_file'=>$picture['current']['file']) ) );
944
945// +-----------------------------------------------------------------------+
946// |                               sub pages                               |
947// +-----------------------------------------------------------------------+
948
949include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
950if ($conf['activate_comments'])
951{
952  include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
953}
954if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
955{
956  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
957}
958
959// include menubar
960$themeconf = $template->get_template_vars('themeconf');
961if ($conf['picture_menu'] AND (!isset($themeconf['hide_menu_on']) OR !in_array('thePicturePage', $themeconf['hide_menu_on'])))
962{
963  if (!isset($page['start'])) $page['start'] = 0;
964  include( PHPWG_ROOT_PATH.'include/menubar.inc.php');
965  if (is_admin()) $template->assign('U_ADMIN', $url_admin); // overwrited by the menu
966}
967
968include(PHPWG_ROOT_PATH.'include/page_header.php');
969trigger_action('loc_end_picture');
970if ($page['slideshow'] and $conf['light_slideshow'])
971{
972  $template->pparse('slideshow');
973}
974else
975{
976  $template->pparse('picture');
977}
978//------------------------------------------------------------ log informations
979pwg_log($picture['current']['id'], 'picture');
980include(PHPWG_ROOT_PATH.'include/page_tail.php');
981?>
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