Files
Piwigo/picture.php
plegall 42abf4c576 improvement: tags replace keywords. Better data model, less
limitations. Each image can be associated to as many tag as needed. Tags can
contain non ASCII characters. Oriented navigation with tags by association.


git-svn-id: http://piwigo.org/svn/trunk@1119 68402e56-0260-453c-a942-63ccdbb3a9ee
2006-04-02 22:26:19 +00:00

787 lines
21 KiB
PHP

<?php
// +-----------------------------------------------------------------------+
// | PhpWebGallery - a PHP based picture gallery |
// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
// | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net |
// +-----------------------------------------------------------------------+
// | branch : BSF (Best So Far)
// | file : $RCSfile$
// | last update : $Date$
// | last modifier : $Author$
// | revision : $Revision$
// +-----------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify |
// | it under the terms of the GNU General Public License as published by |
// | the Free Software Foundation |
// | |
// | This program is distributed in the hope that it will be useful, but |
// | WITHOUT ANY WARRANTY; without even the implied warranty of |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
// | General Public License for more details. |
// | |
// | You should have received a copy of the GNU General Public License |
// | along with this program; if not, write to the Free Software |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA. |
// +-----------------------------------------------------------------------+
define('PHPWG_ROOT_PATH','./');
include_once(PHPWG_ROOT_PATH.'include/common.inc.php');
include(PHPWG_ROOT_PATH.'include/section_init.inc.php');
// Check Access and exit when user status is not ok
check_status(ACCESS_GUEST);
// access authorization check
if (isset($page['category']))
{
check_restrictions($page['category']);
}
// if this image_id doesn't correspond to this category, an error message is
// displayed, and execution is stopped
if (!in_array($page['image_id'], $page['items']))
{
die('Fatal: this picture does not belong to this section');
}
// +-----------------------------------------------------------------------+
// | initialization |
// +-----------------------------------------------------------------------+
$page['rank_of'] = array_flip($page['items']);
// caching first_rank, last_rank, current_rank in the displayed
// section. This should also help in readability.
$page['first_rank'] = 0;
$page['last_rank'] = count($page['items']) - 1;
$page['current_rank'] = $page['rank_of'][ $page['image_id'] ];
// caching current item : readability purpose
$page['current_item'] = $page['image_id'];
if ($page['current_rank'] != $page['first_rank'])
{
// caching first & previous item : readability purpose
$page['previous_item'] = $page['items'][ $page['current_rank'] - 1 ];
$page['first_item'] = $page['items'][ $page['first_rank'] ];
}
if ($page['current_rank'] != $page['last_rank'])
{
// caching next & last item : readability purpose
$page['next_item'] = $page['items'][ $page['current_rank'] + 1 ];
$page['last_item'] = $page['items'][ $page['last_rank'] ];
}
$url_up = duplicate_index_URL(
array(
'start' =>
floor($page['current_rank'] / $user['nb_image_page'])
* $user['nb_image_page']
),
array(
'start',
)
);
$url_self = duplicate_picture_URL();
// +-----------------------------------------------------------------------+
// | actions |
// +-----------------------------------------------------------------------+
/**
* Actions are favorite adding, user comment deletion, setting the picture
* as representative of the current category...
*
* Actions finish by a redirection
*/
if (isset($_GET['action']) and !is_adviser())
{
switch ($_GET['action'])
{
case 'add_to_favorites' :
{
$query = '
INSERT INTO '.FAVORITES_TABLE.'
(image_id,user_id)
VALUES
('.$page['image_id'].','.$user['id'].')
;';
pwg_query($query);
redirect($url_self);
break;
}
case 'remove_from_favorites' :
{
$query = '
DELETE FROM '.FAVORITES_TABLE.'
WHERE user_id = '.$user['id'].'
AND image_id = '.$page['image_id'].'
;';
pwg_query($query);
if ('favorites' == $page['section'])
{
redirect($url_up);
}
else
{
redirect($url_self);
}
break;
}
case 'set_as_representative' :
{
if (is_admin() and isset($page['category']))
{
$query = '
UPDATE '.CATEGORIES_TABLE.'
SET representative_picture_id = '.$page['image_id'].'
WHERE id = '.$page['category'].'
;';
pwg_query($query);
}
redirect($url_self);
break;
}
case 'toggle_metadata' :
{
break;
}
case 'add_to_caddie' :
{
fill_caddie(array($page['image_id']));
redirect($url_self);
break;
}
case 'rate' :
{
include_once(PHPWG_ROOT_PATH.'include/functions_rate.inc.php');
rate_picture($page['image_id'], $_GET['rate']);
redirect($url_self);
}
case 'delete_comment' :
{
if (isset($_GET['comment_to_delete'])
and is_numeric($_GET['comment_to_delete'])
and is_admin())
{
$query = '
DELETE FROM '.COMMENTS_TABLE.'
WHERE id = '.$_GET['comment_to_delete'].'
;';
pwg_query( $query );
}
redirect($url_self);
}
}
}
// incrementation of the number of hits, we do this only if no action
$query = '
UPDATE
'.IMAGES_TABLE.'
SET hit = hit+1
WHERE id = '.$page['image_id'].'
;';
pwg_query($query);
//---------------------------------------------------------- related categories
$query = '
SELECT category_id,uppercats,commentable,global_rank
FROM '.IMAGE_CATEGORY_TABLE.'
INNER JOIN '.CATEGORIES_TABLE.' ON category_id = id
WHERE image_id = '.$page['image_id'].'
AND category_id NOT IN ('.$user['forbidden_categories'].')
;';
$result = pwg_query($query);
$related_categories = array();
while ($row = mysql_fetch_array($result))
{
array_push($related_categories, $row);
}
usort($related_categories, 'global_rank_compare');
//-------------------------first, prev, current, next & last picture management
$picture = array();
$ids = array($page['image_id']);
if (isset($page['previous_item']))
{
array_push($ids, $page['previous_item']);
array_push($ids, $page['first_item']);
}
if (isset($page['next_item']))
{
array_push($ids, $page['next_item']);
array_push($ids, $page['last_item']);
}
$query = '
SELECT *
FROM '.IMAGES_TABLE.'
WHERE id IN ('.implode(',', $ids).')
;';
$result = pwg_query($query);
while ($row = mysql_fetch_array($result))
{
if (isset($page['previous_item']) and $row['id'] == $page['previous_item'])
{
$i = 'previous';
}
else if (isset($page['next_item']) and $row['id'] == $page['next_item'])
{
$i = 'next';
}
else if (isset($page['first_item']) and $row['id'] == $page['first_item'])
{
$i = 'first';
}
else if (isset($page['last_item']) and $row['id'] == $page['last_item'])
{
$i = 'last';
}
else
{
$i = 'current';
}
foreach (array_keys($row) as $key)
{
if (!is_numeric($key))
{
$picture[$i][$key] = $row[$key];
}
}
$picture[$i]['is_picture'] = false;
if (in_array(get_extension($row['file']), $conf['picture_ext']))
{
$picture[$i]['is_picture'] = true;
}
$cat_directory = dirname($row['path']);
$file_wo_ext = get_filename_wo_extension($row['file']);
if (isset($row['representative_ext']) and $row['representative_ext'] != '')
{
$picture[$i]['src'] =
$cat_directory.'/pwg_representative/'
.$file_wo_ext.'.'.$row['representative_ext'];
}
else
{
$icon = get_themeconf('mime_icon_dir');
$icon.= strtolower(get_extension($row['file'])).'.png';
$picture[$i]['src'] = $icon;
}
// special case for picture files
if ($picture[$i]['is_picture'])
{
$picture[$i]['src'] = $row['path'];
// if we are working on the "current" element, we search if there is a
// high quality picture
if ($i == 'current')
{
if (($row['has_high'] == 'true') and ($user['enabled_high'] == 'true'))
{
$url_high=$cat_directory.'/pwg_high/'.$row['file'];
$picture[$i]['high_file_system'] = $picture[$i]['high'] = $url_high;
if ( ! url_is_remote($picture[$i]['high']) )
{
$picture[$i]['high'] = get_root_url().$picture[$i]['high'];
}
}
}
}
$picture[$i]['src_file_system'] = $picture[$i]['src'];
if ( ! url_is_remote($picture[$i]['src']) )
{
$picture[$i]['src'] = get_root_url(). $picture[$i]['src'];
}
// if picture is not a file, we need the download link
if (!$picture[$i]['is_picture'])
{
$picture[$i]['download'] = url_is_remote($row['path']) ? '' : get_root_url();
$picture[$i]['download'].= $row['path'];
}
$picture[$i]['thumbnail'] = get_thumbnail_src($row['path'], @$row['tn_ext']);
if ( !empty( $row['name'] ) )
{
$picture[$i]['name'] = $row['name'];
}
else
{
$picture[$i]['name'] = str_replace('_', ' ', $file_wo_ext);
}
$picture[$i]['url'] = duplicate_picture_URL(
array(
'image_id' => $row['id'],
'image_file' => $row['file'],
),
array(
'start',
)
);
if ('previous'==$i and $page['previous_item']==$page['first_item'])
{
$picture['first'] = $picture[$i];
}
if ('next'==$i and $page['next_item']==$page['last_item'])
{
$picture['last'] = $picture[$i];
}
}
$url_admin =
get_root_url().'admin.php?page=picture_modify'
.'&amp;cat_id='.(isset($page['category']) ? $page['category'] : '')
.'&amp;image_id='.$page['image_id']
;
$url_slide = add_url_params(
$picture['current']['url'],
array( 'slideshow'=>$conf['slideshow_period'] )
);
$title = $picture['current']['name'];
$refresh = 0;
if ( isset( $_GET['slideshow'] ) and isset($page['next_item']) )
{
$refresh= $_GET['slideshow'];
$url_link = add_url_params(
$picture['next']['url'],
array('slideshow'=>$refresh)
);
}
$title_img = $picture['current']['name'];
if ( isset( $page['category'] ) )
{
if (is_numeric( $page['category'] ))
{
$title_img = replace_space(get_cat_display_name($page['cat_name']));
}
else if ( $page['cat'] == 'search' )
{ // ??? TODO -remove or change some remainings from old variables
$title_img = replace_search( $title_img, $_GET['search'] );
}
}
$title_nb = ($page['current_rank'] + 1).'/'.$page['cat_nb_images'];
// calculation of width and height
if (empty($picture['current']['width']))
{
$taille_image = @getimagesize($picture['current']['src_file_system']);
$original_width = $taille_image[0];
$original_height = $taille_image[1];
}
else
{
$original_width = $picture['current']['width'];
$original_height = $picture['current']['height'];
}
$picture_size = get_picture_size(
$original_width,
$original_height,
@$user['maxwidth'],
@$user['maxheight']
);
// metadata
$url_metadata = duplicate_picture_URL();
if ($conf['show_exif'] or $conf['show_iptc'])
{
$metadata_showable = true;
if ( !isset($_GET['metadata']) )
{
$url_metadata = add_url_params( $url_metadata, array('metadata'=>null) );
}
}
else
{
$metadata_showable = false;
}
$page['body_id'] = 'thePicturePage';
//------------------------------------------------------- navigation management
foreach ( array('first','previous','next','last') as $which_image )
{
if (isset($picture[$which_image]))
{
$template->assign_block_vars(
$which_image,
array(
'TITLE_IMG' => $picture[$which_image]['name'],
'IMG' => $picture[$which_image]['thumbnail'],
'U_IMG' => $picture[$which_image]['url'],
'U_IMG_SRC' => $picture[$which_image]['src']
)
);
}
}
include(PHPWG_ROOT_PATH.'include/page_header.php');
$template->set_filenames(array('picture'=>'picture.tpl'));
$template->assign_vars(
array(
'CATEGORY' => $title_img,
'PHOTO' => $title_nb,
'TITLE' => $picture['current']['name'],
'SRC_IMG' => $picture['current']['src'],
'ALT_IMG' => $picture['current']['file'],
'WIDTH_IMG' => $picture_size[0],
'HEIGHT_IMG' => $picture_size[1],
'LEVEL_SEPARATOR' => $conf['level_separator'],
'L_HOME' => $lang['home'],
'L_SLIDESHOW' => $lang['slideshow'],
'L_STOP_SLIDESHOW' => $lang['slideshow_stop'],
'L_PREV_IMG' =>$lang['previous_page'].' : ',
'L_NEXT_IMG' =>$lang['next_page'].' : ',
'L_ADMIN' =>$lang['link_info_image'],
'L_COMMENT_TITLE' =>$lang['comments_title'],
'L_ADD_COMMENT' =>$lang['comments_add'],
'L_DELETE_COMMENT' =>$lang['comments_del'],
'L_DELETE' =>$lang['delete'],
'L_SUBMIT' =>$lang['submit'],
'L_AUTHOR' => $lang['upload_author'],
'L_COMMENT' =>$lang['comment'],
'L_DOWNLOAD' => $lang['download'],
'L_DOWNLOAD_HINT' => $lang['download_hint'],
'L_PICTURE_METADATA' => $lang['picture_show_metadata'],
'L_PICTURE_HIGH' => $lang['picture_high'],
'L_UP_HINT' => $lang['home_hint'],
'L_UP_ALT' => $lang['home'],
'U_HOME' => make_index_URL(),
'U_UP' => $url_up,
'U_METADATA' => $url_metadata,
'U_ADMIN' => $url_admin,
'U_SLIDESHOW'=> $url_slide,
'U_ADD_COMMENT' => $url_self,
)
);
if ($conf['show_picture_name_on_title'])
{
$template->assign_block_vars('title', array());
}
//------------------------------------------------------- upper menu management
// download link if file is not a picture
if (!$picture['current']['is_picture'])
{
$template->assign_block_vars(
'download',
array(
'U_DOWNLOAD' => $picture['current']['download']
)
);
}
// display a high quality link if present
if (isset($picture['current']['high']))
{
$uuid = uniqid(rand());
$template->assign_block_vars(
'high',
array(
'U_HIGH' => $picture['current']['high'],
'UUID' => $uuid,
)
);
$template->assign_block_vars(
'download',
array(
'U_DOWNLOAD' => get_root_url().'action.php?dwn='
.$picture['current']['high_file_system']
)
);
}
// button to set the current picture as representative
if (is_admin() and isset($page['category']))
{
$template->assign_block_vars(
'representative',
array(
'URL' => add_url_params($url_self,
array('action'=>'set_as_representative')
)
)
);
}
// caddie button
if (is_admin())
{
$template->assign_block_vars(
'caddie',
array(
'URL' => add_url_params($url_self,
array('action'=>'add_to_caddie')
)
)
);
}
// favorite manipulation
if (!$user['is_the_guest'])
{
// verify if the picture is already in the favorite of the user
$query = '
SELECT COUNT(*) AS nb_fav
FROM '.FAVORITES_TABLE.'
WHERE image_id = '.$page['image_id'].'
AND user_id = '.$user['id'].'
;';
$result = pwg_query($query);
$row = mysql_fetch_array($result);
if ($row['nb_fav'] == 0)
{
$template->assign_block_vars(
'favorite',
array(
'FAVORITE_IMG' => get_root_url().get_themeconf('icon_dir').'/favorite.png',
'FAVORITE_HINT' => $lang['add_favorites_hint'],
'FAVORITE_ALT' => $lang['add_favorites_alt'],
'U_FAVORITE' => add_url_params(
$url_self,
array('action'=>'add_to_favorites')
),
)
);
}
else
{
$template->assign_block_vars(
'favorite',
array(
'FAVORITE_IMG' => get_root_url().get_themeconf('icon_dir').'/del_favorite.png',
'FAVORITE_HINT' => $lang['del_favorites_hint'],
'FAVORITE_ALT' => $lang['del_favorites_alt'],
'U_FAVORITE' => add_url_params(
$url_self,
array('action'=>'remove_from_favorites')
)
)
);
}
}
//------------------------------------ admin link for information modifications
if ( is_admin() )
{
$template->assign_block_vars('admin', array());
}
//--------------------------------------------------------- picture information
// legend
if (isset($picture['current']['comment'])
and !empty($picture['current']['comment']))
{
$template->assign_block_vars(
'legend',
array(
'COMMENT_IMG' => nl2br($picture['current']['comment'])
));
}
$infos = array();
// author
if (!empty($picture['current']['author']))
{
$infos['INFO_AUTHOR'] =
// FIXME because of search engine partial rewrite, giving the author
// name threw GET is not supported anymore. This feature should come
// back later, with a better design
// '<a href="'.
// PHPWG_ROOT_PATH.'category.php?cat=search'.
// '&amp;search=author:'.$picture['current']['author']
// .'">'.$picture['current']['author'].'</a>';
$picture['current']['author'];
}
else
{
$infos['INFO_AUTHOR'] = l10n('N/A');
}
// creation date
if (!empty($picture['current']['date_creation']))
{
$val = format_date($picture['current']['date_creation']);
$url = make_index_URL(
array(
'chronology_field'=>'created',
'chronology_style'=>'monthly',
'chronology_view'=>'list',
'chronology_date' => explode('-', $picture['current']['date_creation'])
)
);
$infos['INFO_CREATION_DATE'] = '<a href="'.$url.'">'.$val.'</a>';
}
else
{
$infos['INFO_CREATION_DATE'] = l10n('N/A');
}
// date of availability
$val = format_date($picture['current']['date_available'], 'mysql_datetime');
$url = make_index_URL(
array(
'chronology_field'=>'posted',
'chronology_style'=>'monthly',
'chronology_view'=>'list',
'chronology_date'=>explode('-', substr($picture['current']['date_available'],0,10))
)
);
$infos['INFO_POSTED_DATE'] = '<a href="'.$url.'">'.$val.'</a>';
// size in pixels
if ($picture['current']['is_picture'])
{
if ($original_width != $picture_size[0]
or $original_height != $picture_size[1])
{
$infos['INFO_DIMENSIONS'] =
'<a href="'.$picture['current']['src'].'" title="'.
l10n('Original dimensions').'">'.
$original_width.'*'.$original_height.'</a>';
}
else
{
$infos['INFO_DIMENSIONS'] = $original_width.'*'.$original_height;
}
}
else
{
$infos['INFO_DIMENSIONS'] = l10n('N/A');
}
// filesize
if (!empty($picture['current']['filesize']))
{
$infos['INFO_FILESIZE'] =
sprintf(l10n('%d Kb'), $picture['current']['filesize']);
}
else
{
$infos['INFO_FILESIZE'] = l10n('N/A');
}
// number of visits
$infos['INFO_VISITS'] = $picture['current']['hit'];
// file
$infos['INFO_FILE'] = $picture['current']['file'];
// tags
$query = '
SELECT id, name, url_name
FROM '.IMAGE_TAG_TABLE.'
INNER JOIN '.TAGS_TABLE.' ON tag_id = id
WHERE image_id = '.$page['image_id'].'
;';
$result = pwg_query($query);
if (mysql_num_rows($result) > 0)
{
$tags = array();
while ($row = mysql_fetch_array($result))
{
array_push(
$tags,
'<a href="'
.make_index_URL(
array(
'tags' => array(
array(
'id' => $row['id'],
'url_name' => $row['url_name'],
),
)
)
)
.'">'.$row['name'].'</a>'
);
}
$infos['INFO_TAGS'] = implode(', ', $tags);
}
else
{
$infos['INFO_TAGS'] = l10n('N/A');
}
$template->assign_vars($infos);
// related categories
foreach ($related_categories as $category)
{
$template->assign_block_vars(
'category',
array(
'LINE' => count($related_categories) > 3
? get_cat_display_name_cache($category['uppercats'])
: get_cat_display_name_from_id($category['category_id'])
)
);
}
//slideshow end
if (isset($_GET['slideshow']))
{
if (!is_numeric($_GET['slideshow']))
{
$_GET['slideshow'] = $conf['slideshow_period'];
}
$template->assign_block_vars(
'stop_slideshow',
array(
'U_SLIDESHOW' => $picture['current']['url'],
)
);
}
// +-----------------------------------------------------------------------+
// | sub pages |
// +-----------------------------------------------------------------------+
include(PHPWG_ROOT_PATH.'include/picture_rate.inc.php');
include(PHPWG_ROOT_PATH.'include/picture_comment.inc.php');
if ($metadata_showable and isset($_GET['metadata']))
{
include(PHPWG_ROOT_PATH.'include/picture_metadata.inc.php');
}
//------------------------------------------------------------ log informations
pwg_log( 'picture', $title_img, $picture['current']['file'] );
$template->parse('picture');
include(PHPWG_ROOT_PATH.'include/page_tail.php');
?>