source: trunk/picture.php @ 30499

Last change on this file since 30499 was 29901, checked in by plg, 10 years ago

bug 3156 fixed: avoid warning on PHP 5.2 for nl2br second parameter
  • Property svn:eol-style set to LF
File size: 27.5 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based photo gallery                                    |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2014 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          $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('render_element_content', 'default_picture_content');
139// add default event handler for rendering element description
140add_event_handler('render_element_description', 'pwg_nl2br');
141
142/**
143 * pwg_nl2br is useful for PHP 5.2 which doesn't accept more than 1
144 * parameter on nl2br() (and anyway the second parameter of nl2br does not
145 * match what Piwigo gives.
146 */
147function pwg_nl2br($string)
148{
149  return nl2br($string);
150}
151
152trigger_notify('loc_begin_picture');
153
154// this is the default handler that generates the display for the element
155function default_picture_content($content, $element_info)
156{
157  global $conf;
158
159  if ( !empty($content) )
160  {// someone hooked us - so we skip;
161    return $content;
162  }
163
164  if (isset($_COOKIE['picture_deriv']))
165  {
166    if ( array_key_exists($_COOKIE['picture_deriv'], ImageStdParams::get_defined_type_map()) )
167    {
168      pwg_set_session_var('picture_deriv', $_COOKIE['picture_deriv']);
169    }
170    setcookie('picture_deriv', false, 0, cookie_path() );
171  }
172  $deriv_type = pwg_get_session_var('picture_deriv', $conf['derivative_default_size']);
173  $selected_derivative = $element_info['derivatives'][$deriv_type];
174
175  $unique_derivatives = array();
176  $show_original = isset($element_info['element_url']);
177  $added = array();
178  foreach($element_info['derivatives'] as $type => $derivative)
179  {
180    if ($type==IMG_SQUARE || $type==IMG_THUMB)
181      continue;
182    if (!array_key_exists($type, ImageStdParams::get_defined_type_map()))
183      continue;
184    $url = $derivative->get_url();
185    if (isset($added[$url]))
186      continue;
187    $added[$url] = 1;
188    $show_original &= !($derivative->same_as_source());
189    $unique_derivatives[$type]= $derivative;
190  }
191
192  global $page, $template;
193
194  if ($show_original)
195  {
196    $template->assign( 'U_ORIGINAL', $element_info['element_url'] );
197  }
198
199  $template->append('current', array(
200      'selected_derivative' => $selected_derivative,
201      'unique_derivatives' => $unique_derivatives,
202    ), true);
203
204
205  $template->set_filenames(
206    array('default_content'=>'picture_content.tpl')
207    );
208
209  $template->assign( array(
210      'ALT_IMG' => $element_info['file'],
211      'COOKIE_PATH' => cookie_path(),
212      )
213    );
214  return $template->parse( 'default_content', true);
215}
216
217// +-----------------------------------------------------------------------+
218// |                            initialization                             |
219// +-----------------------------------------------------------------------+
220
221// caching first_rank, last_rank, current_rank in the displayed
222// section. This should also help in readability.
223$page['first_rank']   = 0;
224$page['last_rank']    = count($page['items']) - 1;
225$page['current_rank'] = $page['rank_of'][ $page['image_id'] ];
226
227// caching current item : readability purpose
228$page['current_item'] = $page['image_id'];
229
230if ($page['current_rank'] != $page['first_rank'])
231{
232  // caching first & previous item : readability purpose
233  $page['previous_item'] = $page['items'][ $page['current_rank'] - 1 ];
234  $page['first_item'] = $page['items'][ $page['first_rank'] ];
235}
236
237if ($page['current_rank'] != $page['last_rank'])
238{
239  // caching next & last item : readability purpose
240  $page['next_item'] = $page['items'][ $page['current_rank'] + 1 ];
241  $page['last_item'] = $page['items'][ $page['last_rank'] ];
242}
243
244$url_up = duplicate_index_url(
245  array(
246    'start' =>
247      floor($page['current_rank'] / $page['nb_image_page'])
248      * $page['nb_image_page']
249    ),
250  array(
251    'start',
252    )
253  );
254
255$url_self = duplicate_picture_url();
256
257// +-----------------------------------------------------------------------+
258// |                                actions                                |
259// +-----------------------------------------------------------------------+
260
261/**
262 * Actions are favorite adding, user comment deletion, setting the picture
263 * as representative of the current category...
264 *
265 * Actions finish by a redirection
266 */
267
268if (isset($_GET['action']))
269{
270  switch ($_GET['action'])
271  {
272    case 'add_to_favorites' :
273    {
274      $query = '
275INSERT INTO '.FAVORITES_TABLE.'
276  (image_id,user_id)
277  VALUES
278  ('.$page['image_id'].','.$user['id'].')
279;';
280      pwg_query($query);
281
282      redirect($url_self);
283
284      break;
285    }
286    case 'remove_from_favorites' :
287    {
288      $query = '
289DELETE FROM '.FAVORITES_TABLE.'
290  WHERE user_id = '.$user['id'].'
291    AND image_id = '.$page['image_id'].'
292;';
293      pwg_query($query);
294
295      if ('favorites' == $page['section'])
296      {
297        redirect($url_up);
298      }
299      else
300      {
301        redirect($url_self);
302      }
303
304      break;
305    }
306    case 'set_as_representative' :
307    {
308      if (is_admin() and isset($page['category']))
309      {
310        $query = '
311UPDATE '.CATEGORIES_TABLE.'
312  SET representative_picture_id = '.$page['image_id'].'
313  WHERE id = '.$page['category']['id'].'
314;';
315        pwg_query($query);
316
317        include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
318        invalidate_user_cache();
319      }
320
321      redirect($url_self);
322
323      break;
324    }
325    case 'add_to_caddie' :
326    {
327      fill_caddie(array($page['image_id']));
328      redirect($url_self);
329      break;
330    }
331    case 'rate' :
332    {
333      include_once(PHPWG_ROOT_PATH.'include/functions_rate.inc.php');
334      rate_picture($page['image_id'], $_POST['rate']);
335      redirect($url_self);
336    }
337    case 'edit_comment':
338    {
339      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
340      check_input_parameter('comment_to_edit', $_GET, false, PATTERN_ID);
341      $author_id = get_comment_author_id($_GET['comment_to_edit']);
342
343      if (can_manage_comment('edit', $author_id))
344      {
345        if (!empty($_POST['content']))
346        {
347          check_pwg_token();
348          $comment_action = update_user_comment(
349            array(
350              'comment_id' => $_GET['comment_to_edit'],
351              'image_id' => $page['image_id'],
352              'content' => $_POST['content'],
353              'website_url' => @$_POST['website_url'],
354              ),
355            $_POST['key']
356            );
357
358          $perform_redirect = false;
359          switch ($comment_action)
360          {
361            case 'moderate':
362              $_SESSION['page_infos'][] = l10n('An administrator must authorize your comment before it is visible.');
363            case 'validate':
364              $_SESSION['page_infos'][] = l10n('Your comment has been registered');
365              $perform_redirect = true;
366              break;
367            case 'reject':
368              $_SESSION['page_errors'][] = l10n('Your comment has NOT been registered because it did not pass the validation rules');
369              break;
370            default:
371              trigger_error('Invalid comment action '.$comment_action, E_USER_WARNING);
372          }
373
374          if ($perform_redirect)
375          {
376            redirect($url_self);
377          }
378          unset($_POST['content']);
379        }
380
381        $edit_comment = $_GET['comment_to_edit'];
382      }
383      break;
384    }
385    case 'delete_comment' :
386    {
387      check_pwg_token();
388
389      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
390
391      check_input_parameter('comment_to_delete', $_GET, false, PATTERN_ID);
392
393      $author_id = get_comment_author_id($_GET['comment_to_delete']);
394
395      if (can_manage_comment('delete', $author_id))
396      {
397        delete_user_comment($_GET['comment_to_delete']);
398      }
399
400      redirect($url_self);
401    }
402    case 'validate_comment' :
403    {
404      check_pwg_token();
405
406      include_once(PHPWG_ROOT_PATH.'include/functions_comment.inc.php');
407
408      check_input_parameter('comment_to_validate', $_GET, false, PATTERN_ID);
409
410      $author_id = get_comment_author_id($_GET['comment_to_validate']);
411
412      if (can_manage_comment('validate', $author_id))
413      {
414        validate_user_comment($_GET['comment_to_validate']);
415      }
416
417      redirect($url_self);
418    }
419
420  }
421}
422
423
424//---------- incrementation of the number of hits
425$inc_hit_count = !isset($_POST['content']);
426// don't increment counter if in the Mozilla Firefox prefetch
427if (isset($_SERVER['HTTP_X_MOZ']) and $_SERVER['HTTP_X_MOZ'] == 'prefetch')
428{
429  $inc_hit_count = false;
430}
431else
432{
433  // don't increment counter if comming from the same picture (actions)
434  if (pwg_get_session_var('referer_image_id',0) == $page['image_id'])
435  {
436    $inc_hit_count = false;
437  }
438  pwg_set_session_var('referer_image_id', $page['image_id']);
439}
440
441// don't increment if adding a comment
442if (trigger_change('allow_increment_element_hit_count', $inc_hit_count, $page['image_id'] ) )
443{
444  // avoiding auto update of "lastmodified" field
445  $query = '
446UPDATE
447  '.IMAGES_TABLE.'
448  SET hit = hit+1, lastmodified = lastmodified
449  WHERE id = '.$page['image_id'].'
450;';
451  pwg_query($query);
452}
453
454//---------------------------------------------------------- related categories
455$query = '
456SELECT id,uppercats,commentable,visible,status,global_rank
457  FROM '.IMAGE_CATEGORY_TABLE.'
458    INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
459  WHERE image_id = '.$page['image_id'].'
460'.get_sql_condition_FandF
461  (
462    array
463      (
464        'forbidden_categories' => 'id',
465        'visible_categories' => 'id'
466      ),
467    'AND'
468  ).'
469;';
470$related_categories = array_from_query($query);
471usort($related_categories, 'global_rank_compare');
472//-------------------------first, prev, current, next & last picture management
473$picture = array();
474
475$ids = array($page['image_id']);
476if (isset($page['previous_item']))
477{
478  $ids[] = $page['previous_item'];
479  $ids[] = $page['first_item'];
480}
481if (isset($page['next_item']))
482{
483  $ids[] = $page['next_item'];
484  $ids[] = $page['last_item'];
485}
486
487$query = '
488SELECT *
489  FROM '.IMAGES_TABLE.'
490  WHERE id IN ('.implode(',', $ids).')
491;';
492
493$result = pwg_query($query);
494
495while ($row = pwg_db_fetch_assoc($result))
496{
497  if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
498  {
499    $i = 'previous';
500  }
501  elseif (isset($page['next_item']) and $row['id'] == $page['next_item'])
502  {
503    $i = 'next';
504  }
505  elseif (isset($page['first_item']) and $row['id'] == $page['first_item'])
506  {
507    $i = 'first';
508  }
509  elseif (isset($page['last_item']) and $row['id'] == $page['last_item'])
510  {
511    $i = 'last';
512  }
513  else
514  {
515    $i = 'current';
516  }
517
518  $row['src_image'] = new SrcImage($row);
519  $row['derivatives'] = DerivativeImage::get_all($row['src_image']);
520
521  if ($i=='current')
522  {
523    $row['element_path'] = get_element_path($row);
524
525    if ( $row['src_image']->is_original() )
526    {// we have a photo
527      if ( $user['enabled_high']=='true' )
528      {
529        $row['element_url'] = $row['src_image']->get_url();
530        $row['download_url'] = get_action_url($row['id'], 'e', true);
531      }
532    }
533    else
534    { // not a pic - need download link
535      $row['download_url'] = $row['element_url'] = get_element_url($row);;
536    }
537  }
538
539  $row['url'] = duplicate_picture_url(
540    array(
541      'image_id' => $row['id'],
542      'image_file' => $row['file'],
543      ),
544    array(
545      'start',
546      )
547    );
548
549  $picture[$i] = $row;
550  $picture[$i]['TITLE'] = render_element_name($row);
551  $picture[$i]['TITLE_ESC'] = str_replace('"', '&quot;', $picture[$i]['TITLE']);
552
553  if ('previous'==$i and $page['previous_item']==$page['first_item'])
554  {
555    $picture['first'] = $picture[$i];
556  }
557  if ('next'==$i and $page['next_item']==$page['last_item'])
558  {
559    $picture['last'] = $picture[$i];
560  }
561}
562
563$slideshow_params = array();
564$slideshow_url_params = array();
565
566if (isset($_GET['slideshow']))
567{
568  $page['slideshow'] = true;
569  $page['meta_robots'] = array('noindex'=>1, 'nofollow'=>1);
570
571  $slideshow_params = decode_slideshow_params($_GET['slideshow']);
572  $slideshow_url_params['slideshow'] = encode_slideshow_params($slideshow_params);
573
574  if ($slideshow_params['play'])
575  {
576    $id_pict_redirect = '';
577    if (isset($page['next_item']))
578    {
579      $id_pict_redirect = 'next';
580    }
581    else
582    {
583      if ($slideshow_params['repeat'] and isset($page['first_item']))
584      {
585        $id_pict_redirect = 'first';
586      }
587    }
588
589    if (!empty($id_pict_redirect))
590    {
591      // $refresh, $url_link and $title are required for creating
592      // an automated refresh page in header.tpl
593      $refresh = $slideshow_params['period'];
594      $url_link = add_url_params(
595          $picture[$id_pict_redirect]['url'],
596          $slideshow_url_params
597        );
598    }
599  }
600}
601else
602{
603  $page['slideshow'] = false;
604}
605if ($page['slideshow'] and $conf['light_slideshow'])
606{
607  $template->set_filenames( array('slideshow' => 'slideshow.tpl'));
608}
609else
610{
611  $template->set_filenames( array('picture' => 'picture.tpl'));
612}
613
614$title =  $picture['current']['TITLE'];
615$title_nb = ($page['current_rank'] + 1).'/'.count($page['items']);
616
617// metadata
618$url_metadata = duplicate_picture_url();
619$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
620
621
622// do we have a plugin that can show metadata for something else than images?
623$metadata_showable = trigger_change(
624  'get_element_metadata_available',
625  (
626    ($conf['show_exif'] or $conf['show_iptc'])
627    and !$picture['current']['src_image']->is_mimetype()
628    ),
629  $picture['current']
630  );
631
632if ( $metadata_showable and pwg_get_session_var('show_metadata') )
633{
634  $page['meta_robots']=array('noindex'=>1, 'nofollow'=>1);
635}
636
637
638$page['body_id'] = 'thePicturePage';
639
640// allow plugins to change what we computed before passing data to template
641$picture = trigger_change('picture_pictures_data', $picture);
642
643//------------------------------------------------------- navigation management
644foreach (array('first','previous','next','last', 'current') as $which_image)
645{
646  if (isset($picture[$which_image]))
647  {
648    $template->assign(
649      $which_image,
650      array_merge(
651        $picture[$which_image],
652        array(
653          // Params slideshow was transmit to navigation buttons
654          'U_IMG' =>
655            add_url_params(
656              $picture[$which_image]['url'], $slideshow_url_params),
657          )
658        )
659      );
660  }
661}
662if ($conf['picture_download_icon'] and !empty($picture['current']['download_url']))
663{
664  $template->append('current', array('U_DOWNLOAD' => $picture['current']['download_url']), true);
665}
666
667
668if ($page['slideshow'])
669{
670  $tpl_slideshow = array();
671
672  //slideshow end
673  $template->assign(
674    array(
675      'U_SLIDESHOW_STOP' => $picture['current']['url'],
676      )
677    );
678
679  foreach (array('repeat', 'play') as $p)
680  {
681    $var_name =
682      'U_'
683      .($slideshow_params[$p] ? 'STOP_' : 'START_')
684      .strtoupper($p);
685
686    $tpl_slideshow[$var_name] =
687          add_url_params(
688            $picture['current']['url'],
689            array('slideshow' =>
690              encode_slideshow_params(
691                array_merge($slideshow_params,
692                  array($p => ! $slideshow_params[$p]))
693                )
694              )
695          );
696  }
697
698  foreach (array('dec', 'inc') as $op)
699  {
700    $new_period = $slideshow_params['period'] + ((($op == 'dec') ? -1 : 1) * $conf['slideshow_period_step']);
701    $new_slideshow_params =
702      correct_slideshow_params(
703        array_merge($slideshow_params,
704                  array('period' => $new_period)));
705
706    if ($new_slideshow_params['period'] === $new_period)
707    {
708      $var_name = 'U_'.strtoupper($op).'_PERIOD';
709      $tpl_slideshow[$var_name] =
710            add_url_params(
711              $picture['current']['url'],
712              array('slideshow' => encode_slideshow_params($new_slideshow_params)
713                  )
714          );
715    }
716  }
717  $template->assign('slideshow', $tpl_slideshow );
718}
719elseif ($conf['picture_slideshow_icon'])
720{
721  $template->assign(
722    array(
723      'U_SLIDESHOW_START' =>
724        add_url_params(
725          $picture['current']['url'],
726          array( 'slideshow'=>''))
727      )
728    );
729}
730
731$template->assign(
732  array(
733    'SECTION_TITLE' => $page['section_title'],
734    'PHOTO' => $title_nb,
735    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
736
737    'LEVEL_SEPARATOR' => $conf['level_separator'],
738
739    'U_UP' => $url_up,
740    'DISPLAY_NAV_BUTTONS' => $conf['picture_navigation_icons'],
741    'DISPLAY_NAV_THUMB' => $conf['picture_navigation_thumb']
742    )
743  );
744
745if ($conf['picture_metadata_icon'])
746{
747  $template->assign('U_METADATA', $url_metadata);
748}
749
750
751//------------------------------------------------------- upper menu management
752
753// admin links
754if (is_admin())
755{
756  if (isset($page['category']))
757  {
758    $template->assign(
759      array(
760        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
761                    array('action'=>'set_as_representative')
762                 )
763        )
764      );
765  }
766
767  $url_admin =
768    get_root_url().'admin.php?page=photo-'.$page['image_id']
769    .(isset($page['category']) ? '&amp;cat_id='.$page['category']['id'] : '')
770    ;
771
772  $template->assign(
773    array(
774      'U_CADDIE' => add_url_params($url_self,
775                  array('action'=>'add_to_caddie')
776               ),
777      'U_PHOTO_ADMIN' => $url_admin,
778      )
779    );
780
781  $template->assign('available_permission_levels', get_privacy_level_options());
782}
783
784// favorite manipulation
785if (!is_a_guest() and $conf['picture_favorite_icon'])
786{
787  // verify if the picture is already in the favorite of the user
788  $query = '
789SELECT COUNT(*) AS nb_fav
790  FROM '.FAVORITES_TABLE.'
791  WHERE image_id = '.$page['image_id'].'
792    AND user_id = '.$user['id'].'
793;';
794  $row = pwg_db_fetch_assoc( pwg_query($query) );
795        $is_favorite = $row['nb_fav'] != 0;
796
797  $template->assign(
798    'favorite',
799    array(
800                        'IS_FAVORITE' => $is_favorite,
801      'U_FAVORITE'    => add_url_params(
802        $url_self,
803        array('action'=> !$is_favorite ? 'add_to_favorites' : 'remove_from_favorites' )
804        ),
805      )
806    );
807}
808
809//--------------------------------------------------------- picture information
810// legend
811if (isset($picture['current']['comment'])
812    and !empty($picture['current']['comment']))
813{
814  $template->assign(
815      'COMMENT_IMG',
816        trigger_change('render_element_description',
817          $picture['current']['comment'],
818          'picture_page_element_description'
819          )
820      );
821}
822
823// author
824if (!empty($picture['current']['author']))
825{
826  $infos['INFO_AUTHOR'] = $picture['current']['author'];
827}
828
829// creation date
830if (!empty($picture['current']['date_creation']))
831{
832  $val = format_date($picture['current']['date_creation']);
833  $url = make_index_url(
834    array(
835      'chronology_field'=>'created',
836      'chronology_style'=>'monthly',
837      'chronology_view'=>'list',
838      'chronology_date' => explode('-', substr($picture['current']['date_creation'], 0, 10))
839      )
840    );
841  $infos['INFO_CREATION_DATE'] =
842    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
843}
844
845// date of availability
846$val = format_date($picture['current']['date_available']);
847$url = make_index_url(
848  array(
849    'chronology_field'=>'posted',
850    'chronology_style'=>'monthly',
851    'chronology_view'=>'list',
852    'chronology_date' => explode(
853      '-',
854      substr($picture['current']['date_available'], 0, 10)
855      )
856    )
857  );
858$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
859
860// size in pixels
861if ($picture['current']['src_image']->is_original() and isset($picture['current']['width']) )
862{
863  $infos['INFO_DIMENSIONS'] =
864    $picture['current']['width'].'*'.$picture['current']['height'];
865}
866
867// filesize
868if (!empty($picture['current']['filesize']))
869{
870  $infos['INFO_FILESIZE'] = l10n('%d Kb', $picture['current']['filesize']);
871}
872
873// number of visits
874$infos['INFO_VISITS'] = $picture['current']['hit'];
875
876// file
877$infos['INFO_FILE'] = $picture['current']['file'];
878
879$template->assign($infos);
880$template->assign('display_info', unserialize($conf['picture_informations']));
881
882// related tags
883$tags = get_common_tags( array($page['image_id']), -1);
884if ( count($tags) )
885{
886  foreach ($tags as $tag)
887  {
888    $template->append(
889        'related_tags',
890        array_merge( $tag,
891          array(
892            'URL' => make_index_url(
893                      array(
894                        'tags' => array($tag)
895                        )
896                      ),
897            'U_TAG_IMAGE' => duplicate_picture_url(
898                      array(
899                        'section' => 'tags',
900                        'tags' => array($tag)
901                        )
902                    )
903          )
904        )
905      );
906  }
907}
908
909// related categories
910if ( count($related_categories)==1 and
911    isset($page['category']) and
912    $related_categories[0]['id']==$page['category']['id'] )
913{ // no need to go to db, we have all the info
914  $template->append(
915      'related_categories',
916      get_cat_display_name( $page['category']['upper_names'] )
917    );
918}
919else
920{ // use only 1 sql query to get names for all related categories
921  $ids = array();
922  foreach ($related_categories as $category)
923  {// add all uppercats to $ids
924    $ids = array_merge($ids, explode(',', $category['uppercats']) );
925  }
926  $ids = array_unique($ids);
927  $query = '
928SELECT id, name, permalink
929  FROM '.CATEGORIES_TABLE.'
930  WHERE id IN ('.implode(',',$ids).')';
931  $cat_map = hash_from_query($query, 'id');
932  foreach ($related_categories as $category)
933  {
934    $cats = array();
935    foreach ( explode(',', $category['uppercats']) as $id )
936    {
937      $cats[] = $cat_map[$id];
938    }
939    $template->append('related_categories', get_cat_display_name($cats) );
940  }
941}
942
943// maybe someone wants a special display (call it before page_header so that
944// they can add stylesheets)
945$element_content = trigger_change(
946  'render_element_content',
947  '',
948  $picture['current']
949  );
950$template->assign( 'ELEMENT_CONTENT', $element_content );
951
952if (isset($picture['next'])
953    and $picture['next']['src_image']->is_original()
954    and $template->get_template_vars('U_PREFETCH') == null
955    and strpos(@$_SERVER['HTTP_USER_AGENT'], 'Chrome/') === false)
956{
957  $template->assign(
958    'U_PREFETCH',
959    $picture['next']['derivatives'][pwg_get_session_var('picture_deriv', $conf['derivative_default_size'])]->get_url()
960    );
961}
962
963$template->assign(
964  'U_CANONICAL',
965  make_picture_url(
966    array(
967      'image_id' => $picture['current']['id'],
968      'image_file' => $picture['current']['file'])
969    )
970  );
971
972// +-----------------------------------------------------------------------+
973// |                               sub pages                               |
974// +-----------------------------------------------------------------------+
975
976include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
977if ($conf['activate_comments'])
978{
979  include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
980}
981if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
982{
983  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
984}
985
986// include menubar
987$themeconf = $template->get_template_vars('themeconf');
988if ($conf['picture_menu'] AND (!isset($themeconf['hide_menu_on']) OR !in_array('thePicturePage', $themeconf['hide_menu_on'])))
989{
990  if (!isset($page['start'])) $page['start'] = 0;
991  include( PHPWG_ROOT_PATH.'include/menubar.inc.php');
992}
993
994include(PHPWG_ROOT_PATH.'include/page_header.php');
995trigger_notify('loc_end_picture');
996flush_page_messages();
997if ($page['slideshow'] and $conf['light_slideshow'])
998{
999  $template->pparse('slideshow');
1000}
1001else
1002{
1003  $template->parse_picture_buttons();
1004  $template->pparse('picture');
1005}
1006//------------------------------------------------------------ log informations
1007pwg_log($picture['current']['id'], 'picture');
1008include(PHPWG_ROOT_PATH.'include/page_tail.php');
1009?>
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