source: branches/2.1/picture.php @ 6330

Last change on this file since 6330 was 6330, checked in by plg, 15 years ago

merge r6267 from trunk to branch 2.1
File size: 27.1 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based picture gallery                                  |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2010 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 $content;
155  }
156  if (!isset($element_info['image_url']))
157  { // nothing to do
158    return $content;
159  }
160
161  global $user, $page, $template;
162
163  $template->set_filenames(
164    array('default_content'=>'picture_content.tpl')
165    );
166
167  if ( !$page['slideshow'] and isset($element_info['high_url']) )
168  {
169    $uuid = uniqid(rand());
170    $template->assign(
171      'high',
172      array(
173        'U_HIGH' => $element_info['high_url'],
174        'UUID'   => $uuid,
175        )
176      );
177  }
178  $template->assign( array(
179      'SRC_IMG' => $element_info['image_url'],
180      'ALT_IMG' => $element_info['file'],
181      'WIDTH_IMG' => @$element_info['scaled_width'],
182      'HEIGHT_IMG' => @$element_info['scaled_height'],
183      )
184    );
185  return $template->parse( 'default_content', true);
186}
187
188// +-----------------------------------------------------------------------+
189// |                            initialization                             |
190// +-----------------------------------------------------------------------+
191
192// caching first_rank, last_rank, current_rank in the displayed
193// section. This should also help in readability.
194$page['first_rank']   = 0;
195$page['last_rank']    = count($page['items']) - 1;
196$page['current_rank'] = $page['rank_of'][ $page['image_id'] ];
197
198// caching current item : readability purpose
199$page['current_item'] = $page['image_id'];
200
201if ($page['current_rank'] != $page['first_rank'])
202{
203  // caching first & previous item : readability purpose
204  $page['previous_item'] = $page['items'][ $page['current_rank'] - 1 ];
205  $page['first_item'] = $page['items'][ $page['first_rank'] ];
206}
207
208if ($page['current_rank'] != $page['last_rank'])
209{
210  // caching next & last item : readability purpose
211  $page['next_item'] = $page['items'][ $page['current_rank'] + 1 ];
212  $page['last_item'] = $page['items'][ $page['last_rank'] ];
213}
214
215$url_up = duplicate_index_url(
216  array(
217    'start' =>
218      floor($page['current_rank'] / $user['nb_image_page'])
219      * $user['nb_image_page']
220    ),
221  array(
222    'start',
223    )
224  );
225
226$url_self = duplicate_picture_url();
227
228// +-----------------------------------------------------------------------+
229// |                                actions                                |
230// +-----------------------------------------------------------------------+
231
232/**
233 * Actions are favorite adding, user comment deletion, setting the picture
234 * as representative of the current category...
235 *
236 * Actions finish by a redirection
237 */
238
239if (isset($_GET['action']))
240{
241  switch ($_GET['action'])
242  {
243    case 'add_to_favorites' :
244    {
245      $query = '
246INSERT INTO '.FAVORITES_TABLE.'
247  (image_id,user_id)
248  VALUES
249  ('.$page['image_id'].','.$user['id'].')
250;';
251      pwg_query($query);
252
253      redirect($url_self);
254
255      break;
256    }
257    case 'remove_from_favorites' :
258    {
259      $query = '
260DELETE FROM '.FAVORITES_TABLE.'
261  WHERE user_id = '.$user['id'].'
262    AND image_id = '.$page['image_id'].'
263;';
264      pwg_query($query);
265
266      if ('favorites' == $page['section'])
267      {
268        redirect($url_up);
269      }
270      else
271      {
272        redirect($url_self);
273      }
274
275      break;
276    }
277    case 'set_as_representative' :
278    {
279      if (is_admin() and !is_adviser() and isset($page['category']))
280      {
281        $query = '
282UPDATE '.CATEGORIES_TABLE.'
283  SET representative_picture_id = '.$page['image_id'].'
284  WHERE id = '.$page['category']['id'].'
285;';
286        pwg_query($query);
287      }
288
289      redirect($url_self);
290
291      break;
292    }
293    case 'toggle_metadata' :
294    {
295      break;
296    }
297    case 'add_to_caddie' :
298    {
299      fill_caddie(array($page['image_id']));
300      redirect($url_self);
301      break;
302    }
303    case 'rate' :
304    {
305      include_once(PHPWG_ROOT_PATH.'include/functions_rate.inc.php');
306      rate_picture(
307        $page['image_id'],
308        isset($_POST['rate']) ? $_POST['rate'] : $_GET['rate']
309        );
310      redirect($url_self);
311    }
312    case 'edit_comment' :
313    {
314      check_pwg_token();
315 
316      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
317
318      check_input_parameter('comment_to_edit', $_GET, false, PATTERN_ID);
319
320      $author_id = get_comment_author_id($_GET['comment_to_edit']);
321     
322      if (can_manage_comment('edit', $author_id))
323      {
324        if (!empty($_POST['content']))
325        {
326          update_user_comment(
327            array(
328              'comment_id' => $_GET['comment_to_edit'],
329              'image_id' => $page['image_id'],
330              'content' => $_POST['content']
331              ),
332            $_POST['key']
333            );
334         
335          redirect($url_self);
336        }
337        else
338        {
339          $edit_comment = $_GET['comment_to_edit'];
340          break;
341        }
342      }
343    }
344    case 'delete_comment' :
345    {
346      check_pwg_token();
347 
348      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
349     
350      check_input_parameter('comment_to_delete', $_GET, false, PATTERN_ID);
351
352      $author_id = get_comment_author_id($_GET['comment_to_delete']);
353     
354      if (can_manage_comment('delete', $author_id))
355      {
356        delete_user_comment($_GET['comment_to_delete']);
357      }
358     
359      redirect($url_self);
360    }
361    case 'validate_comment' :
362    {
363      check_pwg_token();
364 
365      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
366
367      check_input_parameter('comment_to_validate', $_GET, false, PATTERN_ID);
368     
369      $author_id = get_comment_author_id($_GET['comment_to_validate']);
370     
371      if (can_manage_comment('validate', $author_id))
372      {
373        validate_user_comment($_GET['comment_to_validate']);
374      }
375     
376      redirect($url_self);
377    }
378
379  }
380}
381
382// incrementation of the number of hits, we do this only if no action
383if (trigger_event('allow_increment_element_hit_count', !isset($_POST['content']) ) )
384{
385  $query = '
386UPDATE
387  '.IMAGES_TABLE.'
388  SET hit = hit+1
389  WHERE id = '.$page['image_id'].'
390;';
391  pwg_query($query);
392}
393//---------------------------------------------------------- related categories
394$query = '
395SELECT category_id,uppercats,commentable,global_rank
396  FROM '.IMAGE_CATEGORY_TABLE.'
397    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
398  WHERE image_id = '.$page['image_id'].'
399'.get_sql_condition_FandF
400  (
401    array
402      (
403        'forbidden_categories' => 'category_id',
404        'visible_categories' => 'category_id'
405      ),
406    'AND'
407  ).'
408;';
409$result = pwg_query($query);
410$related_categories = array();
411while ($row = pwg_db_fetch_assoc($result))
412{
413  array_push($related_categories, $row);
414}
415usort($related_categories, 'global_rank_compare');
416//-------------------------first, prev, current, next & last picture management
417$picture = array();
418
419$ids = array($page['image_id']);
420if (isset($page['previous_item']))
421{
422  array_push($ids, $page['previous_item']);
423  array_push($ids, $page['first_item']);
424}
425if (isset($page['next_item']))
426{
427  array_push($ids, $page['next_item']);
428  array_push($ids, $page['last_item']);
429}
430
431$query = '
432SELECT *
433  FROM '.IMAGES_TABLE.'
434  WHERE id IN ('.implode(',', $ids).')
435;';
436
437$result = pwg_query($query);
438
439while ($row = pwg_db_fetch_assoc($result))
440{
441  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
442  {
443    $i = 'previous';
444  }
445  else if (isset($page['next_item']) and $row['id'] == $page['next_item'])
446  {
447    $i = 'next';
448  }
449  else if (isset($page['first_item']) and $row['id'] == $page['first_item'])
450  {
451    $i = 'first';
452  }
453  else if (isset($page['last_item']) and $row['id'] == $page['last_item'])
454  {
455    $i = 'last';
456  }
457  else
458  {
459    $i = 'current';
460  }
461
462  $picture[$i] = $row;
463
464  $picture[$i]['is_picture'] = false;
465  if (in_array(get_extension($row['file']), $conf['picture_ext']))
466  {
467    $picture[$i]['is_picture'] = true;
468  }
469
470  // ------ build element_path and element_url
471  $picture[$i]['element_path'] = get_element_path($picture[$i]);
472  $picture[$i]['element_url'] = get_element_url($picture[$i]);
473
474  // ------ build image_path and image_url
475  if ($i=='current' or $i=='next')
476  {
477    $picture[$i]['image_path'] = get_image_path( $picture[$i] );
478    $picture[$i]['image_url'] = get_image_url( $picture[$i] );
479  }
480
481  if ($i=='current')
482  {
483    if ( $picture[$i]['is_picture'] )
484    {
485      if ( $user['enabled_high']=='true' )
486      {
487        $hi_url=get_high_url($picture[$i]);
488        if ( !empty($hi_url) )
489        {
490          $picture[$i]['high_url'] = $hi_url;
491          $picture[$i]['download_url'] = get_download_url('h',$picture[$i]);
492        }
493      }
494    }
495    else
496    { // not a pic - need download link
497      $picture[$i]['download_url'] = get_download_url('e',$picture[$i]);
498    }
499  }
500
501  $picture[$i]['thumbnail'] = get_thumbnail_url($row);
502
503  if ( !empty( $row['name'] ) )
504  {
505    $picture[$i]['name'] = $row['name'];
506  }
507  else
508  {
509    $file_wo_ext = get_filename_wo_extension($row['file']);
510    $picture[$i]['name'] = str_replace('_', ' ', $file_wo_ext);
511  }
512
513  $picture[$i]['url'] = duplicate_picture_url(
514    array(
515      'image_id' => $row['id'],
516      'image_file' => $row['file'],
517      ),
518    array(
519      'start',
520      )
521    );
522
523  if ('previous'==$i and $page['previous_item']==$page['first_item'])
524  {
525    $picture['first'] = $picture[$i];
526  }
527  if ('next'==$i and $page['next_item']==$page['last_item'])
528  {
529    $picture['last'] = $picture[$i];
530  }
531}
532
533// calculation of width and height for the current picture
534if (empty($picture['current']['width']))
535{
536  $taille_image = @getimagesize($picture['current']['image_path']);
537  if ($taille_image!==false)
538  {
539    $picture['current']['width'] = $taille_image[0];
540    $picture['current']['height']= $taille_image[1];
541  }
542}
543
544if (!empty($picture['current']['width']))
545{
546  list(
547    $picture['current']['scaled_width'],
548    $picture['current']['scaled_height']
549    ) = get_picture_size(
550      $picture['current']['width'],
551      $picture['current']['height'],
552      @$user['maxwidth'],
553      @$user['maxheight']
554    );
555}
556
557$slideshow_params = array();
558$slideshow_url_params = array();
559
560if (isset($_GET['slideshow']))
561{
562  $page['slideshow'] = true;
563  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
564
565  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
566  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
567
568  if ($slideshow_params['play'])
569  {
570    $id_pict_redirect = '';
571    if (isset($page['next_item']))
572    {
573      $id_pict_redirect = 'next';
574    }
575    else
576    {
577      if ($slideshow_params['repeat'] and isset($page['first_item']))
578      {
579        $id_pict_redirect = 'first';
580      }
581    }
582
583    if (!empty($id_pict_redirect))
584    {
585      // $refresh, $url_link and $title are required for creating
586      // an automated refresh page in header.tpl
587      $refresh = $slideshow_params['period'];
588      $url_link = add_url_params(
589          $picture[$id_pict_redirect]['url'],
590          $slideshow_url_params
591        );
592    }
593  }
594}
595else
596{
597  $page['slideshow'] = false;
598}
599if ($page['slideshow'] and $conf['light_slideshow'])
600{
601  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
602}
603else
604{
605  $template->set_filenames( array('picture' => 'picture.tpl'));
606}
607
608$title =  $picture['current']['name'];
609$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
610
611// metadata
612$url_metadata = duplicate_picture_url();
613$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
614
615
616// do we have a plugin that can show metadata for something else than images?
617$metadata_showable = trigger_event(
618  'get_element_metadata_available',
619  (
620    ($conf['show_exif'] or $conf['show_iptc'])
621    and isset($picture['current']['image_path'])
622    ),
623  $picture['current']['path']
624  );
625
626if ( $metadata_showable and pwg_get_session_var('show_metadata') )
627{
628  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
629}
630
631
632$page['body_id'] = 'thePicturePage';
633
634// allow plugins to change what we computed before passing data to template
635$picture = trigger_event('picture_pictures_data', $picture);
636
637
638if (isset($picture['next']['image_url'])
639    and $picture['next']['is_picture'] )
640{
641  $template->assign('U_PREFETCH', $picture['next']['image_url'] );
642}
643
644//------------------------------------------------------- navigation management
645foreach (array('first','previous','next','last', 'current') as $which_image)
646{
647  if (isset($picture[$which_image]))
648  {
649    $template->assign(
650      $which_image,
651      array_merge(
652        $picture[$which_image],
653        array(
654          'TITLE' => $picture[$which_image]['name'],
655          'THUMB_SRC' => $picture[$which_image]['thumbnail'],
656          // Params slideshow was transmit to navigation buttons
657          'U_IMG' =>
658            add_url_params(
659              $picture[$which_image]['url'], $slideshow_url_params),
660          )
661        )
662      );
663    if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
664    {
665      $template->append($which_image, array('U_DOWNLOAD' => $picture['current']['download_url']), true);
666    }
667  }
668}
669
670
671if ($page['slideshow'])
672{
673  $tpl_slideshow = array();
674
675  //slideshow end
676  $template->assign(
677    array(
678      'U_SLIDESHOW_STOP' => $picture['current']['url'],
679      )
680    );
681
682  foreach (array('repeat', 'play') as $p)
683  {
684    $var_name =
685      'U_'
686      .($slideshow_params[$p] ? 'STOP_' : 'START_')
687      .strtoupper($p);
688
689    $tpl_slideshow[$var_name] =
690          add_url_params(
691            $picture['current']['url'],
692            array('slideshow' =>
693              encode_slideshow_params(
694                array_merge($slideshow_params,
695                  array($p => ! $slideshow_params[$p]))
696                )
697              )
698          );
699  }
700
701  foreach (array('dec', 'inc') as $op)
702  {
703    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
704    $new_slideshow_params =
705      correct_slideshow_params(
706        array_merge($slideshow_params,
707                  array('period' => $new_period)));
708
709    if ($new_slideshow_params['period'] === $new_period)
710    {
711      $var_name = 'U_'.strtoupper($op).'_PERIOD';
712      $tpl_slideshow[$var_name] =
713            add_url_params(
714              $picture['current']['url'],
715              array('slideshow' => encode_slideshow_params($new_slideshow_params)
716                  )
717          );
718    }
719  }
720  $template->assign('slideshow', $tpl_slideshow );
721}
722elseif ($conf['picture_slideshow_icon'])
723{
724  $template->assign(
725    array(
726      'U_SLIDESHOW_START' =>
727        add_url_params(
728          $picture['current']['url'],
729          array( 'slideshow'=>''))
730      )
731    );
732}
733
734$template->assign(
735  array(
736    'SECTION_TITLE' => $page['title'],
737    'PHOTO' => $title_nb,
738    'SHOW_PICTURE_NAME_ON_TITLE' => $conf['show_picture_name_on_title'],
739    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
740
741    'LEVEL_SEPARATOR' => $conf['level_separator'],
742
743    'U_UP' => $url_up,
744    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
745    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
746    )
747  );
748
749if ($conf['picture_metadata_icon'])
750{
751  $template->assign('U_METADATA', $url_metadata);
752}
753
754
755//------------------------------------------------------- upper menu management
756
757// admin links
758if (is_admin())
759{
760  if (isset($page['category']))
761  {
762    $template->assign(
763      array(
764        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
765                    array('action'=>'set_as_representative')
766                 )
767        )
768      );
769  }
770
771  $url_admin =
772    get_root_url().'admin.php?page=picture_modify'
773    .'&amp;cat_id='.(isset($page['category']) ? $page['category']['id'] : '')
774    .'&amp;image_id='.$page['image_id'];
775
776  $template->assign(
777    array(
778      'U_CADDIE' => add_url_params($url_self,
779                  array('action'=>'add_to_caddie')
780               ),
781      'U_ADMIN' => $url_admin,
782      )
783    );
784
785  $template->assign('available_permission_levels', get_privacy_level_options());
786}
787
788// favorite manipulation
789if (!is_a_guest() and $conf['picture_favorite_icon'])
790{
791  // verify if the picture is already in the favorite of the user
792  $query = '
793SELECT COUNT(*) AS nb_fav
794  FROM '.FAVORITES_TABLE.'
795  WHERE image_id = '.$page['image_id'].'
796    AND user_id = '.$user['id'].'
797;';
798  $result = pwg_query($query);
799  $row = pwg_db_fetch_assoc($result);
800
801  if ($row['nb_fav'] == 0)
802  {
803    $template->assign(
804      'favorite',
805      array(
806        'FAVORITE_IMG'  =>
807          get_root_url().get_themeconf('icon_dir').'/favorite.png',
808        'FAVORITE_HINT' => l10n('add this image to your favorites'),
809        'U_FAVORITE'    => add_url_params(
810          $url_self,
811          array('action'=>'add_to_favorites')
812          ),
813        )
814      );
815  }
816  else
817  {
818    $template->assign(
819      'favorite',
820      array(
821        'FAVORITE_IMG'  =>
822          get_root_url().get_themeconf('icon_dir').'/del_favorite.png',
823        'FAVORITE_HINT' => l10n('delete this image from your favorites'),
824        'U_FAVORITE'    => add_url_params(
825          $url_self,
826          array('action'=>'remove_from_favorites')
827          ),
828        )
829      );
830  }
831}
832
833//--------------------------------------------------------- picture information
834// legend
835if (isset($picture['current']['comment'])
836    and !empty($picture['current']['comment']))
837{
838  $template->assign(
839      'COMMENT_IMG',
840        trigger_event('render_element_description',
841          $picture['current']['comment'])
842      );
843}
844
845$infos = array();
846
847// author
848if (!empty($picture['current']['author']))
849{
850  $infos['INFO_AUTHOR'] =
851// FIXME because of search engine partial rewrite, giving the author
852// name threw GET is not supported anymore. This feature should come
853// back later, with a better design
854//     '<a href="'.
855//       PHPWG_ROOT_PATH.'category.php?cat=search'.
856//       '&amp;search=author:'.$picture['current']['author']
857//       .'">'.$picture['current']['author'].'</a>';
858    $picture['current']['author'];
859}
860
861// creation date
862if (!empty($picture['current']['date_creation']))
863{
864  $val = format_date($picture['current']['date_creation']);
865  $url = make_index_url(
866    array(
867      'chronology_field'=>'created',
868      'chronology_style'=>'monthly',
869      'chronology_view'=>'list',
870      'chronology_date' => explode('-', $picture['current']['date_creation'])
871      )
872    );
873  $infos['INFO_CREATION_DATE'] =
874    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
875}
876
877// date of availability
878$val = format_date($picture['current']['date_available']);
879$url = make_index_url(
880  array(
881    'chronology_field'=>'posted',
882    'chronology_style'=>'monthly',
883    'chronology_view'=>'list',
884    'chronology_date' => explode(
885      '-',
886      substr($picture['current']['date_available'], 0, 10)
887      )
888    )
889  );
890$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
891
892// size in pixels
893if ($picture['current']['is_picture'] and isset($picture['current']['width']) )
894{
895  if ($picture['current']['scaled_width'] !== $picture['current']['width'] )
896  {
897    $infos['INFO_DIMENSIONS'] =
898      '<a href="'.$picture['current']['image_url'].'" title="'.
899      l10n('Original dimensions').'">'.
900      $picture['current']['width'].'*'.$picture['current']['height'].'</a>';
901  }
902  else
903  {
904    $infos['INFO_DIMENSIONS'] =
905      $picture['current']['width'].'*'.$picture['current']['height'];
906  }
907}
908
909// filesize
910if (!empty($picture['current']['filesize']))
911{
912  $infos['INFO_FILESIZE'] =
913    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
914}
915
916// number of visits
917$infos['INFO_VISITS'] = $picture['current']['hit'];
918
919// file
920$infos['INFO_FILE'] = $picture['current']['file'];
921
922$template->assign($infos);
923$template->assign('display_info', unserialize($conf['picture_informations']));
924
925// related tags
926$tags = get_common_tags( array($page['image_id']), -1);
927if ( count($tags) )
928{
929  foreach ($tags as $tag)
930  {
931    $template->append(
932        'related_tags',
933        array_merge( $tag,
934          array(
935            'URL' => make_index_url(
936                      array(
937                        'tags' => array($tag)
938                        )
939                      ),
940            'U_TAG_IMAGE' => duplicate_picture_url(
941                      array(
942                        'section' => 'tags',
943                        'tags' => array($tag)
944                        )
945                    )
946          )
947        )
948      );
949  }
950}
951
952// related categories
953if ( count($related_categories)==1 and
954    isset($page['category']) and
955    $related_categories[0]['category_id']==$page['category']['id'] )
956{ // no need to go to db, we have all the info
957  $template->append(
958      'related_categories',
959      get_cat_display_name( $page['category']['upper_names'] )
960    );
961}
962else
963{ // use only 1 sql query to get names for all related categories
964  $ids = array();
965  foreach ($related_categories as $category)
966  {// add all uppercats to $ids
967    $ids = array_merge($ids, explode(',', $category['uppercats']) );
968  }
969  $ids = array_unique($ids);
970  $query = '
971SELECT id, name, permalink
972  FROM '.CATEGORIES_TABLE.'
973  WHERE id IN ('.implode(',',$ids).')';
974  $cat_map = hash_from_query($query, 'id');
975  foreach ($related_categories as $category)
976  {
977    $cats = array();
978    foreach ( explode(',', $category['uppercats']) as $id )
979    {
980      $cats[] = $cat_map[$id];
981    }
982    $template->append('related_categories', get_cat_display_name($cats) );
983  }
984}
985
986// maybe someone wants a special display (call it before page_header so that
987// they can add stylesheets)
988$element_content = trigger_event(
989  'render_element_content',
990  '',
991  $picture['current']
992  );
993$template->assign( 'ELEMENT_CONTENT', $element_content );
994
995// +-----------------------------------------------------------------------+
996// |                               sub pages                               |
997// +-----------------------------------------------------------------------+
998
999include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
1000include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
1001if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
1002{
1003  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
1004}
1005
1006include(PHPWG_ROOT_PATH.'include/page_header.php');
1007trigger_action('loc_end_picture');
1008if ($page['slideshow'] and $conf['light_slideshow'])
1009{
1010  $template->pparse('slideshow');
1011}
1012else
1013{
1014  $template->pparse('picture');
1015}
1016//------------------------------------------------------------ log informations
1017pwg_log($picture['current']['id'], 'picture');
1018include(PHPWG_ROOT_PATH.'include/page_tail.php');
1019?>
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