[2] | 1 | <?php |
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[362] | 2 | // +-----------------------------------------------------------------------+ |
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| 3 | // | functions_category.inc.php | |
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| 4 | // +-----------------------------------------------------------------------+ |
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| 5 | // | application : PhpWebGallery <http://phpwebgallery.net> | |
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| 6 | // | branch : BSF (Best So Far) | |
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| 7 | // +-----------------------------------------------------------------------+ |
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| 8 | // | file : $RCSfile$ |
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| 9 | // | last update : $Date: 2004-06-15 20:02:03 +0000 (Tue, 15 Jun 2004) $ |
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| 10 | // | last modifier : $Author: z0rglub $ |
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| 11 | // | revision : $Revision: 429 $ |
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| 12 | // +-----------------------------------------------------------------------+ |
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| 13 | // | This program is free software; you can redistribute it and/or modify | |
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| 14 | // | it under the terms of the GNU General Public License as published by | |
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| 15 | // | the Free Software Foundation | |
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| 16 | // | | |
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| 17 | // | This program is distributed in the hope that it will be useful, but | |
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| 18 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
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| 19 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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| 20 | // | General Public License for more details. | |
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| 21 | // | | |
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| 22 | // | You should have received a copy of the GNU General Public License | |
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| 23 | // | along with this program; if not, write to the Free Software | |
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| 24 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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| 25 | // | USA. | |
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| 26 | // +-----------------------------------------------------------------------+ |
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[2] | 27 | |
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[423] | 28 | /** |
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| 29 | * Provides functions to handle categories. |
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| 30 | * |
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| 31 | * |
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| 32 | */ |
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| 33 | |
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| 34 | /** |
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| 35 | * Is the category accessible to the connected user ? |
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| 36 | * |
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| 37 | * Note : if the user is not authorized to see this category, page creation |
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| 38 | * ends (exit command in this function) |
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| 39 | * |
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| 40 | * @param int category id to verify |
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| 41 | * @return void |
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| 42 | */ |
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[2] | 43 | function check_restrictions( $category_id ) |
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| 44 | { |
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[13] | 45 | global $user,$lang; |
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[2] | 46 | |
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[345] | 47 | if ( in_array( $category_id, $user['restrictions'] ) ) |
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[2] | 48 | { |
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| 49 | echo '<div style="text-align:center;">'.$lang['access_forbiden'].'<br />'; |
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| 50 | echo '<a href="'.add_session_id( './category.php' ).'">'; |
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| 51 | echo $lang['thumbnails'].'</a></div>'; |
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| 52 | exit(); |
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| 53 | } |
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| 54 | } |
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[345] | 55 | |
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[423] | 56 | /** |
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| 57 | * Checks whether the argument is a right parameter category id |
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| 58 | * |
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| 59 | * The argument is a right parameter if corresponds to one of these : |
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| 60 | * |
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| 61 | * - is numeric and corresponds to a category in the database |
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[429] | 62 | * - equals 'fav' (for favorites) |
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| 63 | * - equals 'search' (when the result of a search is displayed) |
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| 64 | * - equals 'most_visited' |
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| 65 | * - equals 'best_rated' |
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| 66 | * - equals 'recent' |
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| 67 | * _ equals 'calendar' |
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[423] | 68 | * |
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| 69 | * The function fills the global var $page['cat'] and returns nothing |
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| 70 | * |
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| 71 | * @param mixed category id or special category name |
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| 72 | * @return void |
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| 73 | */ |
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[2] | 74 | function check_cat_id( $cat ) |
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| 75 | { |
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[13] | 76 | global $page; |
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| 77 | |
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[2] | 78 | unset( $page['cat'] ); |
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| 79 | if ( isset( $cat ) ) |
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| 80 | { |
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[345] | 81 | if ( isset( $page['plain_structure'][$cat] ) ) |
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[2] | 82 | { |
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[345] | 83 | $page['cat'] = $cat; |
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[26] | 84 | } |
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| 85 | else if ( is_numeric( $cat ) ) |
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| 86 | { |
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| 87 | $query = 'SELECT id'; |
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[345] | 88 | $query.= ' FROM '.CATEGORIES_TABLE.' WHERE id = '.$cat.';'; |
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[2] | 89 | $result = mysql_query( $query ); |
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| 90 | if ( mysql_num_rows( $result ) != 0 ) |
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| 91 | { |
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| 92 | $page['cat'] = $cat; |
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| 93 | } |
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| 94 | } |
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[26] | 95 | if ( $cat == 'fav' |
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| 96 | or $cat == 'search' |
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| 97 | or $cat == 'most_visited' |
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| 98 | or $cat == 'best_rated' |
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[429] | 99 | or $cat == 'recent' |
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| 100 | or $cat == 'calendar' ) |
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[2] | 101 | { |
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| 102 | $page['cat'] = $cat; |
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| 103 | } |
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| 104 | } |
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| 105 | } |
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| 106 | |
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[345] | 107 | function get_user_plain_structure() |
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[2] | 108 | { |
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[345] | 109 | global $page,$user; |
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[2] | 110 | |
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[423] | 111 | $infos = array( 'name','id','date_last','nb_images','dir','id_uppercat', |
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| 112 | 'rank','site_id','uppercats'); |
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[345] | 113 | |
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| 114 | $query = 'SELECT '.implode( ',', $infos ); |
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[423] | 115 | $query.= ' FROM '.CATEGORIES_TABLE; |
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| 116 | $query.= ' WHERE 1 = 1'; // stupid but permit using AND after it ! |
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[387] | 117 | if ( !$user['expand'] ) |
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[345] | 118 | { |
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| 119 | $query.= ' AND (id_uppercat is NULL'; |
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| 120 | if ( count( $page['tab_expand'] ) > 0 ) |
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| 121 | { |
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[387] | 122 | $query.= ' OR id_uppercat IN ('.implode(',',$page['tab_expand']).')'; |
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[345] | 123 | } |
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| 124 | $query.= ')'; |
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[2] | 125 | } |
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[345] | 126 | if ( $user['forbidden_categories'] != '' ) |
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| 127 | { |
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| 128 | $query.= ' AND id NOT IN '; |
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| 129 | $query.= '('.$user['forbidden_categories'].')'; |
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| 130 | } |
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[26] | 131 | $query.= ' ORDER BY id_uppercat ASC, rank ASC'; |
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| 132 | $query.= ';'; |
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| 133 | |
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| 134 | $plain_structure = array(); |
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[2] | 135 | $result = mysql_query( $query ); |
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| 136 | while ( $row = mysql_fetch_array( $result ) ) |
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| 137 | { |
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[26] | 138 | $category = array(); |
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| 139 | foreach ( $infos as $info ) { |
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[394] | 140 | if ( $info == 'uc.date_last') |
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[2] | 141 | { |
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[423] | 142 | if ( empty( $row['date_last'] ) ) |
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| 143 | { |
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| 144 | $category['date_last'] = 0; |
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| 145 | } |
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| 146 | else |
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| 147 | { |
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[394] | 148 | list($year,$month,$day) = explode( '-', $row['date_last'] ); |
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| 149 | $category['date_last'] = mktime(0,0,0,$month,$day,$year); |
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[423] | 150 | } |
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[2] | 151 | } |
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[345] | 152 | else if ( isset( $row[$info] ) ) $category[$info] = $row[$info]; |
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| 153 | else $category[$info] = ''; |
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[26] | 154 | } |
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| 155 | $plain_structure[$row['id']] = $category; |
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| 156 | } |
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[2] | 157 | |
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[26] | 158 | return $plain_structure; |
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| 159 | } |
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[2] | 160 | |
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[345] | 161 | function create_user_structure( $id_uppercat ) |
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[26] | 162 | { |
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| 163 | global $page; |
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| 164 | |
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[67] | 165 | if ( !isset( $page['plain_structure'] ) ) |
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[345] | 166 | $page['plain_structure'] = get_user_plain_structure(); |
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[67] | 167 | |
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[26] | 168 | $structure = array(); |
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[345] | 169 | $ids = get_user_subcat_ids( $id_uppercat ); |
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[26] | 170 | foreach ( $ids as $id ) { |
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[345] | 171 | $category = $page['plain_structure'][$id]; |
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| 172 | $category['subcats'] = create_user_structure( $id ); |
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| 173 | array_push( $structure, $category ); |
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[26] | 174 | } |
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| 175 | return $structure; |
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| 176 | } |
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| 177 | |
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[345] | 178 | function get_user_subcat_ids( $id_uppercat ) |
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[26] | 179 | { |
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| 180 | global $page; |
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| 181 | |
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| 182 | $ids = array(); |
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| 183 | foreach ( $page['plain_structure'] as $id => $category ) { |
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| 184 | if ( $category['id_uppercat'] == $id_uppercat ) array_push( $ids, $id ); |
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| 185 | else if ( count( $ids ) > 0 ) return $ids; |
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| 186 | } |
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| 187 | return $ids; |
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| 188 | } |
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| 189 | |
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| 190 | // update_structure updates or add informations about each node of the |
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[345] | 191 | // structure : |
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[26] | 192 | // |
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[345] | 193 | // 1. should the category be expanded in the menu ? |
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[26] | 194 | // If the category has to be expanded (ie its id is in the |
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| 195 | // $page['tab_expand'] or all the categories must be expanded by default), |
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| 196 | // $category['expanded'] is set to true. |
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| 197 | // |
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[345] | 198 | // 2. associated expand string |
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[26] | 199 | // in the menu, there is a expand string (used in the URL) to tell which |
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| 200 | // categories must be expanded in the menu if this category is chosen |
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| 201 | function update_structure( $categories ) |
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| 202 | { |
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| 203 | global $page, $user; |
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| 204 | |
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| 205 | $updated_categories = array(); |
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| 206 | |
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| 207 | foreach ( $categories as $category ) { |
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| 208 | // update the "expanded" key |
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| 209 | if ( $user['expand'] |
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| 210 | or in_array( $category['id'], $page['tab_expand'] ) ) |
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| 211 | { |
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| 212 | $category['expanded'] = true; |
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| 213 | } |
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| 214 | else |
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| 215 | { |
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| 216 | $category['expanded'] = false; |
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| 217 | } |
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| 218 | // recursive call |
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| 219 | $category['subcats'] = update_structure( $category['subcats'] ); |
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| 220 | // adding the updated category |
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| 221 | array_push( $updated_categories, $category ); |
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[2] | 222 | } |
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[26] | 223 | |
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| 224 | return $updated_categories; |
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[2] | 225 | } |
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[26] | 226 | |
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| 227 | // count_images returns the number of pictures contained in the given |
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| 228 | // category represented by an array, in this array, we have (among other |
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| 229 | // things) : |
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| 230 | // $category['nb_images'] -> number of pictures in this category |
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| 231 | // $category['subcats'] -> array of sub-categories |
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| 232 | // count_images goes to the deepest sub-category to find the total number of |
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| 233 | // pictures contained in the given given category |
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| 234 | function count_images( $categories ) |
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[2] | 235 | { |
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[345] | 236 | return count_user_total_images(); |
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[2] | 237 | $total = 0; |
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[26] | 238 | foreach ( $categories as $category ) { |
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| 239 | $total+= $category['nb_images']; |
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| 240 | $total+= count_images( $category['subcats'] ); |
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[2] | 241 | } |
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| 242 | return $total; |
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| 243 | } |
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| 244 | |
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[345] | 245 | function count_user_total_images() |
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| 246 | { |
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| 247 | global $user; |
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| 248 | |
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| 249 | $query = 'SELECT SUM(nb_images) AS total'; |
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| 250 | $query.= ' FROM '.CATEGORIES_TABLE; |
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| 251 | if ( count( $user['restrictions'] ) > 0 ) |
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| 252 | $query.= ' WHERE id NOT IN ('.$user['forbidden_categories'].')'; |
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| 253 | $query.= ';'; |
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| 254 | |
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| 255 | $row = mysql_fetch_array( mysql_query( $query ) ); |
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| 256 | |
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| 257 | if ( !isset( $row['total'] ) ) $row['total'] = 0; |
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| 258 | |
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| 259 | return $row['total']; |
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| 260 | } |
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| 261 | |
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[423] | 262 | /** |
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| 263 | * Retrieve informations about a category in the database |
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| 264 | * |
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| 265 | * Returns an array with following keys : |
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| 266 | * |
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| 267 | * - comment |
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| 268 | * - dir : directory, might be empty for virtual categories |
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| 269 | * - name : an array with indexes from 0 (lowest cat name) to n (most |
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| 270 | * uppercat name findable) |
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| 271 | * - nb_images |
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| 272 | * - id_uppercat |
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| 273 | * - site_id |
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| 274 | * - |
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| 275 | * |
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| 276 | * @param int category id |
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| 277 | * @return array |
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| 278 | */ |
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[2] | 279 | function get_cat_info( $id ) |
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| 280 | { |
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[345] | 281 | $infos = array( 'nb_images','id_uppercat','comment','site_id','galleries_url' |
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| 282 | ,'dir','date_last','uploadable','status','visible' |
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| 283 | ,'representative_picture_id','uppercats' ); |
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| 284 | |
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| 285 | $query = 'SELECT '.implode( ',', $infos ); |
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| 286 | $query.= ' FROM '.CATEGORIES_TABLE.' AS a'; |
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| 287 | $query.= ', '.SITES_TABLE.' AS b'; |
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[26] | 288 | $query.= ' WHERE a.id = '.$id; |
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[345] | 289 | $query.= ' AND a.site_id = b.id'; |
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| 290 | $query.= ';'; |
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[2] | 291 | $row = mysql_fetch_array( mysql_query( $query ) ); |
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[38] | 292 | |
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[345] | 293 | $cat = array(); |
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| 294 | // affectation of each field of the table "config" to an information of the |
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| 295 | // array $cat. |
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| 296 | foreach ( $infos as $info ) { |
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| 297 | if ( isset( $row[$info] ) ) $cat[$info] = $row[$info]; |
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| 298 | else $cat[$info] = ''; |
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| 299 | // If the field is true or false, the variable is transformed into a |
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| 300 | // boolean value. |
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| 301 | if ( $cat[$info] == 'true' or $cat[$info] == 'false' ) |
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| 302 | { |
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| 303 | $cat[$info] = get_boolean( $cat[$info] ); |
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| 304 | } |
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| 305 | } |
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| 306 | $cat['comment'] = nl2br( $cat['comment'] ); |
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| 307 | |
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[61] | 308 | $cat['name'] = array(); |
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[67] | 309 | |
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[394] | 310 | $query = 'SELECT name,id FROM '.CATEGORIES_TABLE; |
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[345] | 311 | $query.= ' WHERE id IN ('.$cat['uppercats'].')'; |
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| 312 | $query.= ' ORDER BY id ASC'; |
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| 313 | $query.= ';'; |
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| 314 | $result = mysql_query( $query ); |
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| 315 | while( $row = mysql_fetch_array( $result ) ) |
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[2] | 316 | { |
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[394] | 317 | $cat['name'][$row['id']] = $row['name']; |
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[2] | 318 | } |
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[345] | 319 | |
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[2] | 320 | return $cat; |
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| 321 | } |
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[61] | 322 | |
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| 323 | // get_complete_dir returns the concatenation of get_site_url and |
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| 324 | // get_local_dir |
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| 325 | // Example : "pets > rex > 1_year_old" is on the the same site as the |
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| 326 | // PhpWebGallery files and this category has 22 for identifier |
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| 327 | // get_complete_dir(22) returns "./galleries/pets/rex/1_year_old/" |
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| 328 | function get_complete_dir( $category_id ) |
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| 329 | { |
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| 330 | return get_site_url( $category_id ).get_local_dir( $category_id ); |
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| 331 | } |
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| 332 | |
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| 333 | // get_local_dir returns an array with complete path without the site url |
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| 334 | // Example : "pets > rex > 1_year_old" is on the the same site as the |
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| 335 | // PhpWebGallery files and this category has 22 for identifier |
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| 336 | // get_local_dir(22) returns "pets/rex/1_year_old/" |
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| 337 | function get_local_dir( $category_id ) |
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| 338 | { |
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| 339 | global $page; |
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| 340 | |
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[345] | 341 | $uppercats = ''; |
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| 342 | $local_dir = ''; |
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| 343 | |
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| 344 | if ( isset( $page['plain_structure'][$category_id]['uppercats'] ) ) |
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[61] | 345 | { |
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[345] | 346 | $uppercats = $page['plain_structure'][$category_id]['uppercats']; |
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[61] | 347 | } |
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[345] | 348 | else |
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| 349 | { |
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| 350 | $query = 'SELECT uppercats'; |
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| 351 | $query.= ' FROM '.CATEGORIES_TABLE.' WHERE id = '.$category_id; |
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| 352 | $query.= ';'; |
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| 353 | $row = mysql_fetch_array( mysql_query( $query ) ); |
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| 354 | $uppercats = $row['uppercats']; |
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| 355 | } |
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| 356 | |
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| 357 | $upper_array = explode( ',', $uppercats ); |
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| 358 | |
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| 359 | $database_dirs = array(); |
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| 360 | $query = 'SELECT id,dir'; |
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| 361 | $query.= ' FROM '.CATEGORIES_TABLE.' WHERE id IN ('.$uppercats.')'; |
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| 362 | $query.= ';'; |
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| 363 | $result = mysql_query( $query ); |
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| 364 | while( $row = mysql_fetch_array( $result ) ) |
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| 365 | { |
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| 366 | $database_dirs[$row['id']] = $row['dir']; |
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| 367 | } |
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| 368 | foreach ( $upper_array as $id ) { |
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| 369 | $local_dir.= $database_dirs[$id].'/'; |
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| 370 | } |
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| 371 | |
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| 372 | return $local_dir; |
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[61] | 373 | } |
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| 374 | |
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| 375 | // retrieving the site url : "http://domain.com/gallery/" or |
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| 376 | // simply "./galleries/" |
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| 377 | function get_site_url( $category_id ) |
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| 378 | { |
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| 379 | global $page; |
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| 380 | |
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| 381 | $query = 'SELECT galleries_url'; |
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[345] | 382 | $query.= ' FROM '.SITES_TABLE.' AS s,'.CATEGORIES_TABLE.' AS c'; |
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| 383 | $query.= ' WHERE s.id = c.site_id'; |
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| 384 | $query.= ' AND c.id = '.$category_id; |
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[61] | 385 | $query.= ';'; |
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| 386 | $row = mysql_fetch_array( mysql_query( $query ) ); |
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| 387 | return $row['galleries_url']; |
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| 388 | } |
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| 389 | |
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[2] | 390 | // initialize_category initializes ;-) the variables in relation |
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| 391 | // with category : |
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| 392 | // 1. calculation of the number of pictures in the category |
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| 393 | // 2. determination of the SQL query part to ask to find the right category |
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| 394 | // $page['where'] is not the same if we are in |
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| 395 | // - simple category |
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| 396 | // - search result |
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| 397 | // - favorites displaying |
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| 398 | // - most visited pictures |
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| 399 | // - best rated pictures |
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| 400 | // - recent pictures |
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| 401 | // 3. determination of the title of the page |
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| 402 | // 4. creation of the navigation bar |
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| 403 | function initialize_category( $calling_page = 'category' ) |
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| 404 | { |
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[345] | 405 | pwg_debug( 'start initialize_category' ); |
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[13] | 406 | global $page,$lang,$user,$conf; |
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[38] | 407 | |
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[2] | 408 | if ( isset( $page['cat'] ) ) |
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| 409 | { |
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| 410 | // $page['nb_image_page'] is the number of picture to display on this page |
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| 411 | // By default, it is the same as the $user['nb_image_page'] |
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| 412 | $page['nb_image_page'] = $user['nb_image_page']; |
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| 413 | // $url is used to create the navigation bar |
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[345] | 414 | $url = './category.php?cat='.$page['cat']; |
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| 415 | if ( isset($page['expand']) ) $url.= '&expand='.$page['expand']; |
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[2] | 416 | // simple category |
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| 417 | if ( is_numeric( $page['cat'] ) ) |
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| 418 | { |
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| 419 | $result = get_cat_info( $page['cat'] ); |
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[38] | 420 | $page['comment'] = $result['comment']; |
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| 421 | $page['cat_dir'] = $result['dir']; |
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| 422 | $page['cat_name'] = $result['name']; |
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| 423 | $page['cat_nb_images'] = $result['nb_images']; |
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| 424 | $page['cat_site_id'] = $result['site_id']; |
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| 425 | $page['cat_uploadable'] = $result['uploadable']; |
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[345] | 426 | $page['uppercats'] = $result['uppercats']; |
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| 427 | $page['title'] = get_cat_display_name( $page['cat_name'],' - ','',false); |
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[61] | 428 | $page['where'] = ' WHERE category_id = '.$page['cat']; |
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[2] | 429 | } |
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| 430 | else |
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| 431 | { |
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[429] | 432 | if ( $page['cat'] == 'search' |
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| 433 | or $page['cat'] == 'most_visited' |
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| 434 | or $page['cat'] == 'recent' |
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| 435 | or $page['cat'] == 'best_rated' |
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| 436 | or $page['cat'] == 'calendar' ) |
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[17] | 437 | { |
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| 438 | // we must not show pictures of a forbidden category |
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[345] | 439 | if ( $user['forbidden_categories'] != '' ) |
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[67] | 440 | { |
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[345] | 441 | $forbidden = ' category_id NOT IN '; |
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| 442 | $forbidden.= '('.$user['forbidden_categories'].')'; |
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[17] | 443 | } |
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| 444 | } |
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[2] | 445 | // search result |
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| 446 | if ( $page['cat'] == 'search' ) |
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| 447 | { |
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| 448 | $page['title'] = $lang['search_result']; |
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| 449 | if ( $calling_page == 'picture' ) |
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| 450 | { |
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| 451 | $page['title'].= ' : <span style="font-style:italic;">'; |
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| 452 | $page['title'].= $_GET['search']."</span>"; |
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| 453 | } |
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| 454 | |
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[17] | 455 | $page['where'] = ' WHERE ('; |
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[33] | 456 | $fields = array( 'file', 'name', 'comment', 'keywords' ); |
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[17] | 457 | $words = explode( ',', $_GET['search'] ); |
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| 458 | $sql_search = array(); |
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| 459 | foreach ( $words as $i => $word ) { |
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[19] | 460 | // if the user searchs any of the words, the where statement must |
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| 461 | // be : |
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| 462 | // field1 LIKE '%$word1%' OR field2 LIKE '%$word1%' ... |
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| 463 | // OR field1 LIKE '%$word2%' OR field2 LIKE '%$word2%' ... |
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[17] | 464 | if ( $_GET['mode'] == 'OR' ) |
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| 465 | { |
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| 466 | if ( $i != 0 ) $page['where'].= ' OR'; |
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| 467 | foreach ( $fields as $j => $field ) { |
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| 468 | if ( $j != 0 ) $page['where'].= ' OR'; |
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| 469 | $page['where'].= ' '.$field." LIKE '%".$word."%'"; |
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| 470 | } |
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| 471 | } |
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[19] | 472 | // if the user searchs all the words : |
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| 473 | // ( field1 LIKE '%$word1%' OR field2 LIKE '%$word1%' ) |
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| 474 | // AND ( field1 LIKE '%$word2%' OR field2 LIKE '%$word2%' ) |
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[17] | 475 | else if ( $_GET['mode'] == 'AND' ) |
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| 476 | { |
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| 477 | if ( $i != 0 ) $page['where'].= ' AND'; |
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| 478 | $page['where'].= ' ('; |
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| 479 | foreach ( $fields as $j => $field ) { |
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| 480 | if ( $j != 0 ) $page['where'].= ' OR'; |
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| 481 | $page['where'].= ' '.$field." LIKE '%".$word."%'"; |
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| 482 | } |
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| 483 | $page['where'].= ' )'; |
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| 484 | } |
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| 485 | } |
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| 486 | $page['where'].= ' )'; |
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[345] | 487 | if ( isset( $forbidden ) ) $page['where'].= ' AND '.$forbidden; |
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[17] | 488 | |
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[67] | 489 | $query = 'SELECT COUNT(DISTINCT(id)) AS nb_total_images'; |
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[345] | 490 | $query.= ' FROM '.IMAGES_TABLE; |
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| 491 | $query.= ' INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic'; |
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[67] | 492 | $query.= ' ON id = ic.image_id'; |
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[2] | 493 | $query.= $page['where']; |
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| 494 | $query.= ';'; |
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| 495 | |
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[17] | 496 | $url.= '&search='.$_GET['search'].'&mode='.$_GET['mode']; |
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[2] | 497 | } |
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| 498 | // favorites displaying |
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| 499 | else if ( $page['cat'] == 'fav' ) |
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| 500 | { |
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| 501 | $page['title'] = $lang['favorites']; |
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| 502 | |
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[345] | 503 | $page['where'] = ', '.FAVORITES_TABLE.' AS fav'; |
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[16] | 504 | $page['where'].= ' WHERE user_id = '.$user['id']; |
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[64] | 505 | $page['where'].= ' AND fav.image_id = id'; |
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[2] | 506 | |
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[16] | 507 | $query = 'SELECT COUNT(*) AS nb_total_images'; |
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[345] | 508 | $query.= ' FROM '.FAVORITES_TABLE; |
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[16] | 509 | $query.= ' WHERE user_id = '.$user['id']; |
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[2] | 510 | $query.= ';'; |
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| 511 | } |
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| 512 | // pictures within the short period |
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| 513 | else if ( $page['cat'] == 'recent' ) |
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| 514 | { |
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| 515 | $page['title'] = $lang['recent_cat_title']; |
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| 516 | // We must find the date corresponding to : |
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| 517 | // today - $conf['periode_courte'] |
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| 518 | $date = time() - 60*60*24*$user['short_period']; |
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[16] | 519 | $page['where'] = " WHERE date_available > '"; |
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[2] | 520 | $page['where'].= date( 'Y-m-d', $date )."'"; |
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[345] | 521 | if ( isset( $forbidden ) ) $page['where'].= ' AND '.$forbidden; |
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[2] | 522 | |
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[67] | 523 | $query = 'SELECT COUNT(DISTINCT(id)) AS nb_total_images'; |
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[345] | 524 | $query.= ' FROM '.IMAGES_TABLE; |
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| 525 | $query.= ' INNER JOIN '.PREFIX_TABLE.'image_category AS ic'; |
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[67] | 526 | $query.= ' ON id = ic.image_id'; |
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[2] | 527 | $query.= $page['where']; |
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| 528 | $query.= ';'; |
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| 529 | } |
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| 530 | // most visited pictures |
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| 531 | else if ( $page['cat'] == 'most_visited' ) |
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| 532 | { |
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| 533 | $page['title'] = $conf['top_number'].' '.$lang['most_visited_cat']; |
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[345] | 534 | |
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| 535 | if ( isset( $forbidden ) ) $page['where'] = ' WHERE '.$forbidden; |
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| 536 | else $page['where'] = ''; |
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[16] | 537 | $conf['order_by'] = ' ORDER BY hit DESC, file ASC'; |
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[2] | 538 | $page['cat_nb_images'] = $conf['top_number']; |
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[345] | 539 | if ( isset( $page['start'] ) |
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| 540 | and ($page['start']+$user['nb_image_page']>=$conf['top_number'])) |
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[2] | 541 | { |
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| 542 | $page['nb_image_page'] = $conf['top_number'] - $page['start']; |
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| 543 | } |
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| 544 | } |
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[429] | 545 | else if ( $page['cat'] == 'calendar' ) |
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| 546 | { |
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| 547 | $page['cat_nb_images'] = 0; |
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| 548 | $page['title'] = $lang['calendar']; |
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| 549 | if ( isset( $_GET['year'] ) |
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| 550 | and preg_match( '/^\d+$/', $_GET['year'] ) ) |
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| 551 | { |
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| 552 | $page['calendar_year'] = (int)$_GET['year']; |
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| 553 | } |
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| 554 | if ( isset( $_GET['month'] ) |
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| 555 | and preg_match( '/^(\d+)\.(\d{2})$/', $_GET['month'], $matches ) ) |
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| 556 | { |
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| 557 | $page['calendar_year'] = (int)$matches[1]; |
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| 558 | $page['calendar_month'] = (int)$matches[2]; |
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| 559 | } |
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| 560 | if ( isset( $page['calendar_year'] ) |
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| 561 | or isset( $page['calendar_month'] ) ) |
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| 562 | { |
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| 563 | $page['title'] .= ' ('; |
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| 564 | if ( isset( $page['calendar_month'] ) ) |
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| 565 | { |
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| 566 | $page['title'] .= $lang['month'][$page['calendar_month']].' '; |
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| 567 | } |
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| 568 | $page['title'] .= $page['calendar_year']; |
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| 569 | $page['title'] .= ')'; |
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| 570 | } |
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| 571 | if ( isset( $forbidden ) ) |
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| 572 | { |
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| 573 | $page['where'] = ' WHERE '.$forbidden; |
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| 574 | } |
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| 575 | else |
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| 576 | { |
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| 577 | $page['where'] = ' WHERE 1=1'; |
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| 578 | } |
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| 579 | } |
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[67] | 580 | |
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[345] | 581 | if ( isset($query)) |
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[2] | 582 | { |
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| 583 | $result = mysql_query( $query ); |
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| 584 | $row = mysql_fetch_array( $result ); |
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| 585 | $page['cat_nb_images'] = $row['nb_total_images']; |
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| 586 | } |
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| 587 | } |
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| 588 | if ( $calling_page == 'category' ) |
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| 589 | { |
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| 590 | $page['navigation_bar'] = |
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| 591 | create_navigation_bar( $url, $page['cat_nb_images'], $page['start'], |
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| 592 | $user['nb_image_page'], 'back' ); |
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| 593 | } |
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| 594 | } |
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| 595 | else |
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| 596 | { |
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| 597 | $page['title'] = $lang['diapo_default_page_title']; |
---|
| 598 | } |
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[345] | 599 | pwg_debug( 'end initialize_category' ); |
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[2] | 600 | } |
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[16] | 601 | |
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[26] | 602 | // get_non_empty_subcat_ids returns an array with sub-categories id |
---|
| 603 | // associated with their first non empty category id. |
---|
[16] | 604 | // |
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[26] | 605 | // example : |
---|
| 606 | // |
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[16] | 607 | // - catname [cat_id] |
---|
| 608 | // - cat1 [1] -> given uppercat |
---|
[26] | 609 | // - cat1.1 [12] (empty) |
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[16] | 610 | // - cat1.1.1 [5] (empty) |
---|
| 611 | // - cat1.1.2 [6] |
---|
| 612 | // - cat1.2 [3] |
---|
| 613 | // - cat1.3 [4] |
---|
| 614 | // |
---|
| 615 | // get_non_empty_sub_cat_ids will return : |
---|
[26] | 616 | // $ids[12] = 6; |
---|
| 617 | // $ids[3] = 3; |
---|
| 618 | // $ids[4] = 4; |
---|
| 619 | function get_non_empty_subcat_ids( $id_uppercat ) |
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[16] | 620 | { |
---|
| 621 | global $user; |
---|
| 622 | |
---|
[26] | 623 | $ids = array(); |
---|
[16] | 624 | |
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[26] | 625 | $query = 'SELECT id,nb_images'; |
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[345] | 626 | $query.= ' FROM '.CATEGORIES_TABLE; |
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[26] | 627 | $query.= ' WHERE id_uppercat '; |
---|
| 628 | if ( !is_numeric( $id_uppercat ) ) $query.= 'is NULL'; |
---|
| 629 | else $query.= '= '.$id_uppercat; |
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[16] | 630 | // we must not show pictures of a forbidden category |
---|
[345] | 631 | if ( $user['forbidden_categories'] != '' ) |
---|
| 632 | { |
---|
| 633 | $query.= ' AND id NOT IN ('.$user['forbidden_categories'].')'; |
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[16] | 634 | } |
---|
| 635 | $query.= ' ORDER BY rank'; |
---|
| 636 | $query.= ';'; |
---|
| 637 | |
---|
| 638 | $result = mysql_query( $query ); |
---|
| 639 | while ( $row = mysql_fetch_array( $result ) ) |
---|
| 640 | { |
---|
| 641 | // only categories with findable picture in any of its subcats is |
---|
| 642 | // represented. |
---|
[17] | 643 | if ( ( $row['nb_images'] != 0 and $non_empty_cat = $row['id'] ) |
---|
| 644 | or $non_empty_cat = get_first_non_empty_cat_id( $row['id'] ) ) |
---|
[16] | 645 | { |
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[26] | 646 | $ids[$row['id']] = $non_empty_cat; |
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[16] | 647 | } |
---|
| 648 | } |
---|
[26] | 649 | return $ids; |
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[16] | 650 | } |
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| 651 | |
---|
| 652 | // get_first_non_empty_cat_id returns the id of the first non empty |
---|
| 653 | // sub-category to the given uppercat. If no picture is found in any |
---|
| 654 | // subcategory, false is returned. |
---|
| 655 | function get_first_non_empty_cat_id( $id_uppercat ) |
---|
| 656 | { |
---|
| 657 | global $user; |
---|
| 658 | |
---|
| 659 | $query = 'SELECT id,nb_images'; |
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[345] | 660 | $query.= ' FROM '.CATEGORIES_TABLE; |
---|
[16] | 661 | $query.= ' WHERE id_uppercat = '.$id_uppercat; |
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| 662 | // we must not show pictures of a forbidden category |
---|
[345] | 663 | if ( $user['forbidden_categories'] != '' ) |
---|
| 664 | { |
---|
| 665 | $query.= ' AND id NOT IN ('.$user['forbidden_categories'].')'; |
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[16] | 666 | } |
---|
| 667 | $query.= ' ORDER BY RAND()'; |
---|
| 668 | $query.= ';'; |
---|
| 669 | $result = mysql_query( $query ); |
---|
| 670 | while ( $row = mysql_fetch_array( $result ) ) |
---|
| 671 | { |
---|
| 672 | if ( $row['nb_images'] > 0 ) |
---|
| 673 | { |
---|
| 674 | return $row['id']; |
---|
| 675 | } |
---|
| 676 | } |
---|
| 677 | $result = mysql_query( $query ); |
---|
| 678 | while ( $row = mysql_fetch_array( $result ) ) |
---|
| 679 | { |
---|
| 680 | // recursive call |
---|
| 681 | if ( $subcat = get_first_non_empty_cat_id( $row['id'] ) ) |
---|
| 682 | { |
---|
| 683 | return $subcat; |
---|
| 684 | } |
---|
| 685 | } |
---|
| 686 | return false; |
---|
| 687 | } |
---|
[362] | 688 | ?> |
---|