source: trunk/picture.php @ 5195

Last change on this file since 5195 was 5195, checked in by plg, 14 years ago

bug 1328: backport the pwg_token on trunk

bug 1329: backport the check_input_parameter on trunk

feature 1026: add pwg_token feature for edit/delete comment. Heavy refactoring
on this feature to make the code simpler and easier to maintain (I hope).
File size: 26.7 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based picture gallery                                  |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2009 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_delete']);
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'], $slideshow_url_params),
660          'U_DOWNLOAD' => @$picture['current']['download_url'],
661          )
662        )
663      );
664  }
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}
719else
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['title'],
734    'PHOTO' => $title_nb,
735    'SHOW_PICTURE_NAME_ON_TITLE' => $conf['show_picture_name_on_title'],
736    'IS_HOME' => ('categories'==$page['section'] and !isset($page['category']) ),
737
738    'LEVEL_SEPARATOR' => $conf['level_separator'],
739
740    'U_HOME' => make_index_url(),
741    'U_UP' => $url_up,
742    'U_METADATA' => $url_metadata,
743    )
744  );
745
746
747//------------------------------------------------------- upper menu management
748
749// admin links
750if (is_admin())
751{
752  if (isset($page['category']))
753  {
754    $template->assign(
755      array(
756        'U_SET_AS_REPRESENTATIVE' => add_url_params($url_self,
757                    array('action'=>'set_as_representative')
758                 )
759        )
760      );
761  }
762
763  $url_admin =
764    get_root_url().'admin.php?page=picture_modify'
765    .'&amp;cat_id='.(isset($page['category']) ? $page['category']['id'] : '')
766    .'&amp;image_id='.$page['image_id'];
767
768  $template->assign(
769    array(
770      'U_CADDIE' => add_url_params($url_self,
771                  array('action'=>'add_to_caddie')
772               ),
773      'U_ADMIN' => $url_admin,
774      )
775    );
776
777  $template->assign('available_permission_levels', $conf['available_permission_levels']);
778}
779
780// favorite manipulation
781if (!is_a_guest())
782{
783  // verify if the picture is already in the favorite of the user
784  $query = '
785SELECT COUNT(*) AS nb_fav
786  FROM '.FAVORITES_TABLE.'
787  WHERE image_id = '.$page['image_id'].'
788    AND user_id = '.$user['id'].'
789;';
790  $result = pwg_query($query);
791  $row = pwg_db_fetch_assoc($result);
792
793  if ($row['nb_fav'] == 0)
794  {
795    $template->assign(
796      'favorite',
797      array(
798        'FAVORITE_IMG'  =>
799          get_root_url().get_themeconf('icon_dir').'/favorite.png',
800        'FAVORITE_HINT' => l10n('add this image to your favorites'),
801        'U_FAVORITE'    => add_url_params(
802          $url_self,
803          array('action'=>'add_to_favorites')
804          ),
805        )
806      );
807  }
808  else
809  {
810    $template->assign(
811      'favorite',
812      array(
813        'FAVORITE_IMG'  =>
814          get_root_url().get_themeconf('icon_dir').'/del_favorite.png',
815        'FAVORITE_HINT' => l10n('delete this image from your favorites'),
816        'U_FAVORITE'    => add_url_params(
817          $url_self,
818          array('action'=>'remove_from_favorites')
819          ),
820        )
821      );
822  }
823}
824
825//--------------------------------------------------------- picture information
826// legend
827if (isset($picture['current']['comment'])
828    and !empty($picture['current']['comment']))
829{
830  $template->assign(
831      'COMMENT_IMG',
832        trigger_event('render_element_description',
833          $picture['current']['comment'])
834      );
835}
836
837$infos = array();
838
839// author
840if (!empty($picture['current']['author']))
841{
842  $infos['INFO_AUTHOR'] =
843// FIXME because of search engine partial rewrite, giving the author
844// name threw GET is not supported anymore. This feature should come
845// back later, with a better design
846//     '<a href="'.
847//       PHPWG_ROOT_PATH.'category.php?cat=search'.
848//       '&amp;search=author:'.$picture['current']['author']
849//       .'">'.$picture['current']['author'].'</a>';
850    $picture['current']['author'];
851}
852
853// creation date
854if (!empty($picture['current']['date_creation']))
855{
856  $val = format_date($picture['current']['date_creation']);
857  $url = make_index_url(
858    array(
859      'chronology_field'=>'created',
860      'chronology_style'=>'monthly',
861      'chronology_view'=>'list',
862      'chronology_date' => explode('-', $picture['current']['date_creation'])
863      )
864    );
865  $infos['INFO_CREATION_DATE'] =
866    '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
867}
868
869// date of availability
870$val = format_date($picture['current']['date_available']);
871$url = make_index_url(
872  array(
873    'chronology_field'=>'posted',
874    'chronology_style'=>'monthly',
875    'chronology_view'=>'list',
876    'chronology_date' => explode(
877      '-',
878      substr($picture['current']['date_available'], 0, 10)
879      )
880    )
881  );
882$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'" rel="nofollow">'.$val.'</a>';
883
884// size in pixels
885if ($picture['current']['is_picture'] and isset($picture['current']['width']) )
886{
887  if ($picture['current']['scaled_width'] !== $picture['current']['width'] )
888  {
889    $infos['INFO_DIMENSIONS'] =
890      '<a href="'.$picture['current']['image_url'].'" title="'.
891      l10n('Original dimensions').'">'.
892      $picture['current']['width'].'*'.$picture['current']['height'].'</a>';
893  }
894  else
895  {
896    $infos['INFO_DIMENSIONS'] =
897      $picture['current']['width'].'*'.$picture['current']['height'];
898  }
899}
900
901// filesize
902if (!empty($picture['current']['filesize']))
903{
904  $infos['INFO_FILESIZE'] =
905    sprintf(l10n('%d Kb'), $picture['current']['filesize']);
906}
907
908// number of visits
909$infos['INFO_VISITS'] = $picture['current']['hit'];
910
911// file
912$infos['INFO_FILE'] = $picture['current']['file'];
913
914$template->assign($infos);
915
916// related tags
917$tags = get_common_tags( array($page['image_id']), -1);
918if ( count($tags) )
919{
920  foreach ($tags as $tag)
921  {
922    $template->append(
923        'related_tags',
924        array_merge( $tag,
925          array(
926            'URL' => make_index_url(
927                      array(
928                        'tags' => array($tag)
929                        )
930                      ),
931            'U_TAG_IMAGE' => duplicate_picture_url(
932                      array(
933                        'section' => 'tags',
934                        'tags' => array($tag)
935                        )
936                    )
937          )
938        )
939      );
940  }
941}
942
943// related categories
944if ( count($related_categories)==1 and
945    isset($page['category']) and
946    $related_categories[0]['category_id']==$page['category']['id'] )
947{ // no need to go to db, we have all the info
948  $template->append(
949      'related_categories',
950      get_cat_display_name( $page['category']['upper_names'] )
951    );
952}
953else
954{ // use only 1 sql query to get names for all related categories
955  $ids = array();
956  foreach ($related_categories as $category)
957  {// add all uppercats to $ids
958    $ids = array_merge($ids, explode(',', $category['uppercats']) );
959  }
960  $ids = array_unique($ids);
961  $query = '
962SELECT id, name, permalink
963  FROM '.CATEGORIES_TABLE.'
964  WHERE id IN ('.implode(',',$ids).')';
965  $cat_map = hash_from_query($query, 'id');
966  foreach ($related_categories as $category)
967  {
968    $cats = array();
969    foreach ( explode(',', $category['uppercats']) as $id )
970    {
971      $cats[] = $cat_map[$id];
972    }
973    $template->append('related_categories', get_cat_display_name($cats) );
974  }
975}
976
977// maybe someone wants a special display (call it before page_header so that
978// they can add stylesheets)
979$element_content = trigger_event(
980  'render_element_content',
981  '',
982  $picture['current']
983  );
984$template->assign( 'ELEMENT_CONTENT', $element_content );
985
986// +-----------------------------------------------------------------------+
987// |                               sub pages                               |
988// +-----------------------------------------------------------------------+
989
990include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
991include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
992if ($metadata_showable and pwg_get_session_var('show_metadata') <> null )
993{
994  include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
995}
996
997include(PHPWG_ROOT_PATH.'include/page_header.php');
998trigger_action('loc_end_picture');
999if ($page['slideshow'] and $conf['light_slideshow'])
1000{
1001  $template->pparse('slideshow');
1002}
1003else
1004{
1005  $template->pparse('picture');
1006}
1007//------------------------------------------------------------ log informations
1008pwg_log($picture['current']['id'], 'picture');
1009include(PHPWG_ROOT_PATH.'include/page_tail.php');
1010?>
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