source: trunk/picture.php @ 13777

Revision 13736, 26.9 KB checked in by rvelices, 8 years ago (diff)
  • small js fixes on index/picture
  • i.php does not use derivatives.dat file anymore (obsolete file)
  • better selection of derivatives in picture.php
  • larger sharpen real range in image.class.php
  • Property svn:eol-style set to LF
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 || $type==IMG_THUMB)
174      continue;
175    if (!array_key_exists($type, ImageStdParams::get_defined_type_map()))
176      continue;
177    $url = $derivative->get_url();
178    if (isset($added[$url]))
179      continue;
180    $added[$url] = 1;
181    $show_original &= !($derivative->same_as_source());
182    $unique_derivatives[$type]= $derivative;
183  }
184
185  global $page, $template;
186
187  if ($show_original)
188  {
189    $template->assign( 'U_ORIGINAL', $element_info['element_url'] );
190  }
191
192  $template->append('current', array(
193      'selected_derivative' => $selected_derivative,
194      'unique_derivatives' => $unique_derivatives,
195    ), true);
196
197
198  $template->set_filenames(
199    array('default_content'=>'picture_content.tpl')
200    );
201
202  $template->assign( array(
203      'ALT_IMG' => $element_info['file'],
204      'COOKIE_PATH' => cookie_path(),
205      )
206    );
207  return $template->parse( 'default_content', true);
208}
209
210// +-----------------------------------------------------------------------+
211// |                            initialization                             |
212// +-----------------------------------------------------------------------+
213
214// caching first_rank, last_rank, current_rank in the displayed
215// section. This should also help in readability.
216$page['first_rank']   = 0;
217$page['last_rank']    = count($page['items']) - 1;
218$page['current_rank'] = $page['rank_of'][ $page['image_id'] ];
219
220// caching current item : readability purpose
221$page['current_item'] = $page['image_id'];
222
223if ($page['current_rank'] != $page['first_rank'])
224{
225  // caching first & previous item : readability purpose
226  $page['previous_item'] = $page['items'][ $page['current_rank'] - 1 ];
227  $page['first_item'] = $page['items'][ $page['first_rank'] ];
228}
229
230if ($page['current_rank'] != $page['last_rank'])
231{
232  // caching next & last item : readability purpose
233  $page['next_item'] = $page['items'][ $page['current_rank'] + 1 ];
234  $page['last_item'] = $page['items'][ $page['last_rank'] ];
235}
236
237$url_up = duplicate_index_url(
238  array(
239    'start' =>
240      floor($page['current_rank'] / $page['nb_image_page'])
241      * $page['nb_image_page']
242    ),
243  array(
244    'start',
245    )
246  );
247
248$url_self = duplicate_picture_url();
249
250// +-----------------------------------------------------------------------+
251// |                                actions                                |
252// +-----------------------------------------------------------------------+
253
254/**
255 * Actions are favorite adding, user comment deletion, setting the picture
256 * as representative of the current category...
257 *
258 * Actions finish by a redirection
259 */
260
261if (isset($_GET['action']))
262{
263  switch ($_GET['action'])
264  {
265    case 'add_to_favorites' :
266    {
267      $query = '
268INSERT INTO '.FAVORITES_TABLE.'
269  (image_id,user_id)
270  VALUES
271  ('.$page['image_id'].','.$user['id'].')
272;';
273      pwg_query($query);
274
275      redirect($url_self);
276
277      break;
278    }
279    case 'remove_from_favorites' :
280    {
281      $query = '
282DELETE FROM '.FAVORITES_TABLE.'
283  WHERE user_id = '.$user['id'].'
284    AND image_id = '.$page['image_id'].'
285;';
286      pwg_query($query);
287
288      if ('favorites' == $page['section'])
289      {
290        redirect($url_up);
291      }
292      else
293      {
294        redirect($url_self);
295      }
296
297      break;
298    }
299    case 'set_as_representative' :
300    {
301      if (is_admin() and isset($page['category']))
302      {
303        $query = '
304UPDATE '.CATEGORIES_TABLE.'
305  SET representative_picture_id = '.$page['image_id'].'
306  WHERE id = '.$page['category']['id'].'
307;';
308        pwg_query($query);
309
310        $query = '
311UPDATE '.USER_CACHE_CATEGORIES_TABLE.'
312  SET user_representative_picture_id = NULL
313  WHERE user_id = '.$user['id'].'
314    AND cat_id = '.$page['category']['id'].'
315;';
316        pwg_query($query);
317      }
318
319      redirect($url_self);
320
321      break;
322    }
323    case 'add_to_caddie' :
324    {
325      fill_caddie(array($page['image_id']));
326      redirect($url_self);
327      break;
328    }
329    case 'rate' :
330    {
331      include_once(PHPWG_ROOT_PATH.'include/functions_rate.inc.php');
332      rate_picture($page['image_id'], $_POST['rate']);
333      redirect($url_self);
334    }
335    case 'edit_comment' :
336    {
337      check_pwg_token();
338      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
339      check_input_parameter('comment_to_edit', $_GET, false, PATTERN_ID);
340      $author_id = get_comment_author_id($_GET['comment_to_edit']);
341
342      if (can_manage_comment('edit', $author_id))
343      {
344        if (!empty($_POST['content']))
345        {
346          $comment_action = update_user_comment(
347            array(
348              'comment_id' => $_GET['comment_to_edit'],
349              'image_id' => $page['image_id'],
350              'content' => $_POST['content']
351              ),
352            $_POST['key']
353            );
354
355          $perform_redirect = false;
356          switch ($comment_action)
357          {
358            case 'moderate':
359              $_SESSION['page_infos'][] = l10n('An administrator must authorize your comment before it is visible.');
360            case 'validate':
361              $_SESSION['page_infos'][] = l10n('Your comment has been registered');
362              $perform_redirect = true;
363              break;
364            case 'reject':
365              $_SESSION['page_errors'][] = l10n('Your comment has NOT been registered because it did not pass the validation rules');
366              $perform_redirect = true;
367              break;
368            default:
369              trigger_error('Invalid comment action '.$comment_action, E_USER_WARNING);
370          }
371
372          if ($perform_redirect)
373          {
374            redirect($url_self);
375          }
376          unset($_POST['content']);
377          break;
378        }
379        else
380        {
381          $edit_comment = $_GET['comment_to_edit'];
382          break;
383        }
384      }
385    }
386    case 'delete_comment' :
387    {
388      check_pwg_token();
389
390      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
391
392      check_input_parameter('comment_to_delete', $_GET, false, PATTERN_ID);
393
394      $author_id = get_comment_author_id($_GET['comment_to_delete']);
395
396      if (can_manage_comment('delete', $author_id))
397      {
398        delete_user_comment($_GET['comment_to_delete']);
399      }
400
401      redirect($url_self);
402    }
403    case 'validate_comment' :
404    {
405      check_pwg_token();
406
407      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
408
409      check_input_parameter('comment_to_validate', $_GET, false, PATTERN_ID);
410
411      $author_id = get_comment_author_id($_GET['comment_to_validate']);
412
413      if (can_manage_comment('validate', $author_id))
414      {
415        validate_user_comment($_GET['comment_to_validate']);
416      }
417
418      redirect($url_self);
419    }
420
421  }
422}
423
424//---------- incrementation of the number of hits, we do this only if no action
425if (trigger_event('allow_increment_element_hit_count', !isset($_POST['content']) ) )
426{
427  $query = '
428UPDATE
429  '.IMAGES_TABLE.'
430  SET hit = hit+1
431  WHERE id = '.$page['image_id'].'
432;';
433  pwg_query($query);
434}
435//---------------------------------------------------------- related categories
436$query = '
437SELECT category_id,uppercats,commentable,global_rank
438  FROM '.IMAGE_CATEGORY_TABLE.'
439    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
440  WHERE image_id = '.$page['image_id'].'
441'.get_sql_condition_FandF
442  (
443    array
444      (
445        'forbidden_categories' => 'category_id',
446        'visible_categories' => 'category_id'
447      ),
448    'AND'
449  ).'
450;';
451$result = pwg_query($query);
452$related_categories = array();
453while ($row = pwg_db_fetch_assoc($result))
454{
455  $row['commentable'] = get_boolean($row['commentable']);
456  array_push($related_categories, $row);
457}
458usort($related_categories, 'global_rank_compare');
459//-------------------------first, prev, current, next & last picture management
460$picture = array();
461
462$ids = array($page['image_id']);
463if (isset($page['previous_item']))
464{
465  array_push($ids, $page['previous_item']);
466  array_push($ids, $page['first_item']);
467}
468if (isset($page['next_item']))
469{
470  array_push($ids, $page['next_item']);
471  array_push($ids, $page['last_item']);
472}
473
474$query = '
475SELECT *
476  FROM '.IMAGES_TABLE.'
477  WHERE id IN ('.implode(',', $ids).')
478;';
479
480$result = pwg_query($query);
481
482while ($row = pwg_db_fetch_assoc($result))
483{
484  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
485  {
486    $i = 'previous';
487  }
488  elseif (isset($page['next_item']) and $row['id'] == $page['next_item'])
489  {
490    $i = 'next';
491  }
492  elseif (isset($page['first_item']) and $row['id'] == $page['first_item'])
493  {
494    $i = 'first';
495  }
496  elseif (isset($page['last_item']) and $row['id'] == $page['last_item'])
497  {
498    $i = 'last';
499  }
500  else
501  {
502    $i = 'current';
503  }
504
505  $row['src_image'] = new SrcImage($row);
506  $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
507
508  if ($i=='current')
509  {
510    $row['element_path'] = get_element_path($row);
511
512    if ( $row['src_image']->is_original() )
513    {// we have a photo
514      if ( $user['enabled_high']=='true' )
515      {
516        $row['element_url'] = $row['src_image']->get_url();
517        $row['download_url'] = get_action_url($row['id'], 'e', true);
518      }
519    }
520    else
521    { // not a pic - need download link
522      $row['download_url'] = $row['element_url'] = get_element_url($row);;
523    }
524  }
525
526  $row['url'] = duplicate_picture_url(
527    array(
528      'image_id' => $row['id'],
529      'image_file' => $row['file'],
530      ),
531    array(
532      'start',
533      )
534    );
535
536  $picture[$i] = $row;
537  $picture[$i]['TITLE'] = render_element_name($row);
538
539  if ('previous'==$i and $page['previous_item']==$page['first_item'])
540  {
541    $picture['first'] = $picture[$i];
542  }
543  if ('next'==$i and $page['next_item']==$page['last_item'])
544  {
545    $picture['last'] = $picture[$i];
546  }
547}
548
549$slideshow_params = array();
550$slideshow_url_params = array();
551
552if (isset($_GET['slideshow']))
553{
554  $page['slideshow'] = true;
555  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
556
557  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
558  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
559
560  if ($slideshow_params['play'])
561  {
562    $id_pict_redirect = '';
563    if (isset($page['next_item']))
564    {
565      $id_pict_redirect = 'next';
566    }
567    else
568    {
569      if ($slideshow_params['repeat'] and isset($page['first_item']))
570      {
571        $id_pict_redirect = 'first';
572      }
573    }
574
575    if (!empty($id_pict_redirect))
576    {
577      // $refresh, $url_link and $title are required for creating
578      // an automated refresh page in header.tpl
579      $refresh = $slideshow_params['period'];
580      $url_link = add_url_params(
581          $picture[$id_pict_redirect]['url'],
582          $slideshow_url_params
583        );
584    }
585  }
586}
587else
588{
589  $page['slideshow'] = false;
590}
591if ($page['slideshow'] and $conf['light_slideshow'])
592{
593  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
594}
595else
596{
597  $template->set_filenames( array('picture' => 'picture.tpl'));
598}
599
600$title =  $picture['current']['TITLE'];
601$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
602
603// metadata
604$url_metadata = duplicate_picture_url();
605$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
606
607
608// do we have a plugin that can show metadata for something else than images?
609$metadata_showable = trigger_event(
610  'get_element_metadata_available',
611  (
612    ($conf['show_exif'] or $conf['show_iptc'])
613    and !$picture['current']['src_image']->is_mimetype()
614    ),
615  $picture['current']
616  );
617
618if ( $metadata_showable and pwg_get_session_var('show_metadata') )
619{
620  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
621}
622
623
624$page['body_id'] = 'thePicturePage';
625
626// allow plugins to change what we computed before passing data to template
627$picture = trigger_event('picture_pictures_data', $picture);
628
629//------------------------------------------------------- navigation management
630foreach (array('first','previous','next','last', 'current') as $which_image)
631{
632  if (isset($picture[$which_image]))
633  {
634    $template->assign(
635      $which_image,
636      array_merge(
637        $picture[$which_image],
638        array(
639          'THUMB_SRC' => $picture[$which_image]['derivatives'][IMG_THUMB]->get_url(),
640          // Params slideshow was transmit to navigation buttons
641          'U_IMG' =>
642            add_url_params(
643              $picture[$which_image]['url'], $slideshow_url_params),
644          )
645        )
646      );
647  }
648}
649if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
650{
651  $template->append('current', array('U_DOWNLOAD' => $picture['current']['download_url']), true);
652}
653
654
655if ($page['slideshow'])
656{
657  $tpl_slideshow = array();
658
659  //slideshow end
660  $template->assign(
661    array(
662      'U_SLIDESHOW_STOP' => $picture['current']['url'],
663      )
664    );
665
666  foreach (array('repeat', 'play') as $p)
667  {
668    $var_name =
669      'U_'
670      .($slideshow_params[$p] ? 'STOP_' : 'START_')
671      .strtoupper($p);
672
673    $tpl_slideshow[$var_name] =
674          add_url_params(
675            $picture['current']['url'],
676            array('slideshow' =>
677              encode_slideshow_params(
678                array_merge($slideshow_params,
679                  array($p => ! $slideshow_params[$p]))
680                )
681              )
682          );
683  }
684
685  foreach (array('dec', 'inc') as $op)
686  {
687    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
688    $new_slideshow_params =
689      correct_slideshow_params(
690        array_merge($slideshow_params,
691                  array('period' => $new_period)));
692
693    if ($new_slideshow_params['period'] === $new_period)
694    {
695      $var_name = 'U_'.strtoupper($op).'_PERIOD';
696      $tpl_slideshow[$var_name] =
697            add_url_params(
698              $picture['current']['url'],
699              array('slideshow' => encode_slideshow_params($new_slideshow_params)
700                  )
701          );
702    }
703  }
704  $template->assign('slideshow', $tpl_slideshow );
705}
706elseif ($conf['picture_slideshow_icon'])
707{
708  $template->assign(
709    array(
710      'U_SLIDESHOW_START' =>
711        add_url_params(
712          $picture['current']['url'],
713          array( 'slideshow'=>''))
714      )
715    );
716}
717
718$template->assign(
719  array(
720    'SECTION_TITLE' => $page['title'],
721    'PHOTO' => $title_nb,
722    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
723
724    'LEVEL_SEPARATOR' => $conf['level_separator'],
725
726    'U_UP' => $url_up,
727    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
728    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
729    )
730  );
731
732if ($conf['picture_metadata_icon'])
733{
734  $template->assign('U_METADATA', $url_metadata);
735}
736
737
738//------------------------------------------------------- upper menu management
739
740// admin links
741if (is_admin())
742{
743  if (isset($page['category']))
744  {
745    $template->assign(
746      array(
747        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
748                    array('action'=>'set_as_representative')
749                 )
750        )
751      );
752  }
753
754  $url_admin =
755    get_root_url().'admin.php?page=photo-'.$page['image_id']
756    .(isset($page['category']) ? '&amp;cat_id='.$page['category']['id'] : '')
757    ;
758
759  $template->assign(
760    array(
761      'U_CADDIE' => add_url_params($url_self,
762                  array('action'=>'add_to_caddie')
763               ),
764      'U_ADMIN' => $url_admin,
765      )
766    );
767
768  $template->assign('available_permission_levels', get_privacy_level_options());
769}
770
771// favorite manipulation
772if (!is_a_guest() and $conf['picture_favorite_icon'])
773{
774  // verify if the picture is already in the favorite of the user
775  $query = '
776SELECT COUNT(*) AS nb_fav
777  FROM '.FAVORITES_TABLE.'
778  WHERE image_id = '.$page['image_id'].'
779    AND user_id = '.$user['id'].'
780;';
781  $row = pwg_db_fetch_assoc( pwg_query($query) );
782        $is_favorite = $row['nb_fav'] != 0;
783
784  $template->assign(
785    'favorite',
786    array(
787                        'IS_FAVORITE' => $is_favorite,
788      'U_FAVORITE'    => add_url_params(
789        $url_self,
790        array('action'=> !$is_favorite ? 'add_to_favorites' : 'remove_from_favorites' )
791        ),
792      )
793    );
794}
795
796//--------------------------------------------------------- picture information
797// legend
798if (isset($picture['current']['comment'])
799    and !empty($picture['current']['comment']))
800{
801  $template->assign(
802      'COMMENT_IMG',
803        trigger_event('render_element_description',
804          $picture['current']['comment'])
805      );
806}
807
808// author
809if (!empty($picture['current']['author']))
810{
811  $infos['INFO_AUTHOR'] = $picture['current']['author'];
812}
813
814// creation date
815if (!empty($picture['current']['date_creation']))
816{
817  $val = format_date($picture['current']['date_creation']);
818  $url = make_index_url(
819    array(
820      'chronology_field'=>'created',
821      'chronology_style'=>'monthly',
822      'chronology_view'=>'list',
823      'chronology_date' => explode('-', substr($picture['current']['date_creation'], 0, 10))
824      )
825    );
826  $infos['INFO_CREATION_DATE'] =
827    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
828}
829
830// date of availability
831$val = format_date($picture['current']['date_available']);
832$url = make_index_url(
833  array(
834    'chronology_field'=>'posted',
835    'chronology_style'=>'monthly',
836    'chronology_view'=>'list',
837    'chronology_date' => explode(
838      '-',
839      substr($picture['current']['date_available'], 0, 10)
840      )
841    )
842  );
843$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
844
845// size in pixels
846if ($picture['current']['src_image']->is_original() and isset($picture['current']['width']) )
847{
848  $infos['INFO_DIMENSIONS'] =
849    $picture['current']['width'].'*'.$picture['current']['height'];
850}
851
852// filesize
853if (!empty($picture['current']['filesize']))
854{
855  $infos['INFO_FILESIZE'] =
856    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
857}
858
859// number of visits
860$infos['INFO_VISITS'] = $picture['current']['hit'];
861
862// file
863$infos['INFO_FILE'] = $picture['current']['file'];
864
865$template->assign($infos);
866$template->assign('display_info', unserialize($conf['picture_informations']));
867
868// related tags
869$tags = get_common_tags( array($page['image_id']), -1);
870if ( count($tags) )
871{
872  foreach ($tags as $tag)
873  {
874    $template->append(
875        'related_tags',
876        array_merge( $tag,
877          array(
878            'URL' => make_index_url(
879                      array(
880                        'tags' => array($tag)
881                        )
882                      ),
883            'U_TAG_IMAGE' => duplicate_picture_url(
884                      array(
885                        'section' => 'tags',
886                        'tags' => array($tag)
887                        )
888                    )
889          )
890        )
891      );
892  }
893}
894
895// related categories
896if ( count($related_categories)==1 and
897    isset($page['category']) and
898    $related_categories[0]['category_id']==$page['category']['id'] )
899{ // no need to go to db, we have all the info
900  $template->append(
901      'related_categories',
902      get_cat_display_name( $page['category']['upper_names'] )
903    );
904}
905else
906{ // use only 1 sql query to get names for all related categories
907  $ids = array();
908  foreach ($related_categories as $category)
909  {// add all uppercats to $ids
910    $ids = array_merge($ids, explode(',', $category['uppercats']) );
911  }
912  $ids = array_unique($ids);
913  $query = '
914SELECT id, name, permalink
915  FROM '.CATEGORIES_TABLE.'
916  WHERE id IN ('.implode(',',$ids).')';
917  $cat_map = hash_from_query($query, 'id');
918  foreach ($related_categories as $category)
919  {
920    $cats = array();
921    foreach ( explode(',', $category['uppercats']) as $id )
922    {
923      $cats[] = $cat_map[$id];
924    }
925    $template->append('related_categories', get_cat_display_name($cats) );
926  }
927}
928
929// maybe someone wants a special display (call it before page_header so that
930// they can add stylesheets)
931$element_content = trigger_event(
932  'render_element_content',
933  '',
934  $picture['current']
935  );
936$template->assign( 'ELEMENT_CONTENT', $element_content );
937
938if (isset($picture['next'])
939    and $picture['next']['src_image']->is_original()
940    and strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome/') === false)
941{
942  $template->assign('U_PREFETCH', $picture['next']['derivatives'][pwg_get_session_var('picture_deriv', IMG_LARGE)]->get_url() );
943}
944
945$template->assign('U_CANONICAL', make_picture_url( array('image_id'=>$picture['current']['id'], 'image_file'=>$picture['current']['file']) ) );
946
947// +-----------------------------------------------------------------------+
948// |                               sub pages                               |
949// +-----------------------------------------------------------------------+
950
951include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
952if ($conf['activate_comments'])
953{
954  include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
955}
956if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
957{
958  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
959}
960
961// include menubar
962$themeconf = $template->get_template_vars('themeconf');
963if ($conf['picture_menu'] AND (!isset($themeconf['hide_menu_on']) OR !in_array('thePicturePage', $themeconf['hide_menu_on'])))
964{
965  if (!isset($page['start'])) $page['start'] = 0;
966  include( PHPWG_ROOT_PATH.'include/menubar.inc.php');
967  if (is_admin()) $template->assign('U_ADMIN', $url_admin); // overwrited by the menu
968}
969
970include(PHPWG_ROOT_PATH.'include/page_header.php');
971trigger_action('loc_end_picture');
972if ($page['slideshow'] and $conf['light_slideshow'])
973{
974  $template->pparse('slideshow');
975}
976else
977{
978  $template->pparse('picture');
979}
980//------------------------------------------------------------ log informations
981pwg_log($picture['current']['id'], 'picture');
982include(PHPWG_ROOT_PATH.'include/page_tail.php');
983?>
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