[476] | 1 | <?php |
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| 2 | // +-----------------------------------------------------------------------+ |
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[2297] | 3 | // | Piwigo - a PHP based picture gallery | |
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| 4 | // +-----------------------------------------------------------------------+ |
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[5196] | 5 | // | Copyright(C) 2008-2010 Piwigo Team http://piwigo.org | |
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[2297] | 6 | // | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net | |
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| 7 | // | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick | |
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| 8 | // +-----------------------------------------------------------------------+ |
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| 9 | // | This program is free software; you can redistribute it and/or modify | |
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| 10 | // | it under the terms of the GNU General Public License as published by | |
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| 11 | // | the Free Software Foundation | |
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| 12 | // | | |
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| 13 | // | This program is distributed in the hope that it will be useful, but | |
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| 14 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
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| 15 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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| 16 | // | General Public License for more details. | |
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| 17 | // | | |
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| 18 | // | You should have received a copy of the GNU General Public License | |
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| 19 | // | along with this program; if not, write to the Free Software | |
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| 20 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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| 21 | // | USA. | |
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| 22 | // +-----------------------------------------------------------------------+ |
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[476] | 23 | |
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[572] | 24 | /** |
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| 25 | * returns the list of categories as a HTML string |
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| 26 | * |
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| 27 | * categories string returned contains categories as given in the input |
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[1866] | 28 | * array $cat_informations. $cat_informations array must be an array |
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| 29 | * of array( id=>?, name=>?, permalink=>?). If url input parameter is null, |
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[572] | 30 | * returns only the categories name without links. |
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| 31 | * |
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| 32 | * @param array cat_informations |
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| 33 | * @param string url |
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| 34 | * @param boolean replace_space |
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| 35 | * @return string |
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| 36 | */ |
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[569] | 37 | function get_cat_display_name($cat_informations, |
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[1092] | 38 | $url = '', |
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[569] | 39 | $replace_space = true) |
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[476] | 40 | { |
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[642] | 41 | global $conf; |
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[1090] | 42 | |
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[5917] | 43 | //$output = '<a href="'.get_absolute_root_url().$conf['home_page'].'">'.l10n('Home').'</a>'; |
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| 44 | $output = ''; |
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| 45 | $is_first = true; |
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| 46 | |
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[1866] | 47 | foreach ($cat_informations as $cat) |
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[476] | 48 | { |
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[1861] | 49 | is_array($cat) or trigger_error( |
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[1866] | 50 | 'get_cat_display_name wrong type for category ', E_USER_WARNING |
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[1861] | 51 | ); |
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[2433] | 52 | |
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| 53 | $cat['name'] = trigger_event( |
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| 54 | 'render_category_name', |
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| 55 | $cat['name'], |
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| 56 | 'get_cat_display_name' |
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| 57 | ); |
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[5917] | 58 | |
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| 59 | if (!$is_first) |
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| 60 | { |
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| 61 | $output.= $conf['level_separator']; |
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| 62 | $is_first = false; |
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| 63 | } |
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[2433] | 64 | |
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[1092] | 65 | if ( !isset($url) ) |
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[569] | 66 | { |
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[1861] | 67 | $output.= $cat['name']; |
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[569] | 68 | } |
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[1092] | 69 | elseif ($url == '') |
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| 70 | { |
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[1789] | 71 | $output.= '<a href="' |
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[1748] | 72 | .make_index_url( |
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[1131] | 73 | array( |
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[1861] | 74 | 'category' => $cat, |
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[1748] | 75 | ) |
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[1131] | 76 | ) |
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| 77 | .'">'; |
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[1861] | 78 | $output.= $cat['name'].'</a>'; |
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[1092] | 79 | } |
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[569] | 80 | else |
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| 81 | { |
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[1866] | 82 | $output.= '<a href="'.PHPWG_ROOT_PATH.$url.$cat['id'].'">'; |
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[1861] | 83 | $output.= $cat['name'].'</a>'; |
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[569] | 84 | } |
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[476] | 85 | } |
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[569] | 86 | if ($replace_space) |
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| 87 | { |
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| 88 | return replace_space($output); |
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| 89 | } |
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| 90 | else |
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| 91 | { |
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| 92 | return $output; |
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| 93 | } |
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[476] | 94 | } |
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| 95 | |
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| 96 | /** |
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[610] | 97 | * returns the list of categories as a HTML string, with cache of names |
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| 98 | * |
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| 99 | * categories string returned contains categories as given in the input |
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| 100 | * array $cat_informations. $uppercats is the list of category ids to |
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| 101 | * display in the right order. If url input parameter is empty, returns only |
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| 102 | * the categories name without links. |
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| 103 | * |
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| 104 | * @param string uppercats |
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| 105 | * @param string url |
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| 106 | * @param boolean replace_space |
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| 107 | * @return string |
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| 108 | */ |
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| 109 | function get_cat_display_name_cache($uppercats, |
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[1092] | 110 | $url = '', |
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[610] | 111 | $replace_space = true) |
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| 112 | { |
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[1861] | 113 | global $cache, $conf; |
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[610] | 114 | |
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[1861] | 115 | if (!isset($cache['cat_names'])) |
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[610] | 116 | { |
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| 117 | $query = ' |
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[1866] | 118 | SELECT id, name, permalink |
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[610] | 119 | FROM '.CATEGORIES_TABLE.' |
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| 120 | ;'; |
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[1866] | 121 | $cache['cat_names'] = hash_from_query($query, 'id'); |
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[610] | 122 | } |
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[1090] | 123 | |
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[610] | 124 | $output = ''; |
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| 125 | $is_first = true; |
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| 126 | foreach (explode(',', $uppercats) as $category_id) |
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| 127 | { |
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[1861] | 128 | $cat = $cache['cat_names'][$category_id]; |
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[1090] | 129 | |
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[2433] | 130 | $cat['name'] = trigger_event( |
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| 131 | 'render_category_name', |
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| 132 | $cat['name'], |
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| 133 | 'get_cat_display_name_cache' |
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| 134 | ); |
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| 135 | |
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[610] | 136 | if ($is_first) |
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| 137 | { |
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| 138 | $is_first = false; |
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| 139 | } |
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| 140 | else |
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| 141 | { |
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[642] | 142 | $output.= $conf['level_separator']; |
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[610] | 143 | } |
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| 144 | |
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[1092] | 145 | if ( !isset($url) ) |
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[610] | 146 | { |
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[1861] | 147 | $output.= $cat['name']; |
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[610] | 148 | } |
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[1092] | 149 | elseif ($url == '') |
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| 150 | { |
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| 151 | $output.= ' |
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[1789] | 152 | <a href="' |
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[1131] | 153 | .make_index_url( |
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| 154 | array( |
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[1861] | 155 | 'category' => $cat, |
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[1131] | 156 | ) |
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| 157 | ) |
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[1861] | 158 | .'">'.$cat['name'].'</a>'; |
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[1092] | 159 | } |
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[610] | 160 | else |
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| 161 | { |
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| 162 | $output.= ' |
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[1861] | 163 | <a href="'.PHPWG_ROOT_PATH.$url.$category_id.'">'.$cat['name'].'</a>'; |
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[610] | 164 | } |
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| 165 | } |
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| 166 | if ($replace_space) |
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| 167 | { |
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| 168 | return replace_space($output); |
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| 169 | } |
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| 170 | else |
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| 171 | { |
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| 172 | return $output; |
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| 173 | } |
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| 174 | } |
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| 175 | |
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| 176 | /** |
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[579] | 177 | * returns HTMLized comment contents retrieved from database |
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| 178 | * |
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| 179 | * newlines becomes br tags, _word_ becomes underline, /word/ becomes |
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| 180 | * italic, *word* becomes bolded |
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| 181 | * |
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| 182 | * @param string content |
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| 183 | * @return string |
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| 184 | */ |
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| 185 | function parse_comment_content($content) |
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| 186 | { |
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[1031] | 187 | $pattern = '/(https?:\/\/\S*)/'; |
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| 188 | $replacement = '<a href="$1" rel="nofollow">$1</a>'; |
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| 189 | $content = preg_replace($pattern, $replacement, $content); |
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| 190 | |
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[579] | 191 | $content = nl2br($content); |
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[1090] | 192 | |
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[579] | 193 | // replace _word_ by an underlined word |
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[1030] | 194 | $pattern = '/\b_(\S*)_\b/'; |
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| 195 | $replacement = '<span style="text-decoration:underline;">$1</span>'; |
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[579] | 196 | $content = preg_replace($pattern, $replacement, $content); |
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[1090] | 197 | |
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[579] | 198 | // replace *word* by a bolded word |
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[1030] | 199 | $pattern = '/\b\*(\S*)\*\b/'; |
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| 200 | $replacement = '<span style="font-weight:bold;">$1</span>'; |
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[579] | 201 | $content = preg_replace($pattern, $replacement, $content); |
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[1090] | 202 | |
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[579] | 203 | // replace /word/ by an italic word |
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[1031] | 204 | $pattern = "/\/(\S*)\/(\s)/"; |
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| 205 | $replacement = '<span style="font-style:italic;">$1$2</span>'; |
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| 206 | $content = preg_replace($pattern, $replacement, $content); |
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[579] | 207 | |
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| 208 | return $content; |
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| 209 | } |
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[817] | 210 | |
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| 211 | function get_cat_display_name_from_id($cat_id, |
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[1092] | 212 | $url = '', |
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[817] | 213 | $replace_space = true) |
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| 214 | { |
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| 215 | $cat_info = get_cat_info($cat_id); |
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[1861] | 216 | return get_cat_display_name($cat_info['upper_names'], $url, $replace_space); |
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[817] | 217 | } |
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[1113] | 218 | |
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| 219 | /** |
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[1119] | 220 | * Returns an HTML list of tags. It can be a multi select field or a list of |
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| 221 | * checkboxes. |
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| 222 | * |
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| 223 | * @param string HTML field name |
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| 224 | * @param array selected tag ids |
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| 225 | * @return array |
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| 226 | */ |
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| 227 | function get_html_tag_selection( |
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| 228 | $tags, |
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| 229 | $fieldname, |
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| 230 | $selecteds = array(), |
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| 231 | $forbidden_categories = null |
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| 232 | ) |
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| 233 | { |
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| 234 | global $conf; |
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[1131] | 235 | |
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[1201] | 236 | if (count ($tags) == 0 ) |
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| 237 | { |
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| 238 | return ''; |
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| 239 | } |
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[1119] | 240 | $output = '<ul class="tagSelection">'; |
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| 241 | foreach ($tags as $tag) |
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| 242 | { |
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| 243 | $output.= |
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| 244 | '<li>' |
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| 245 | .'<label>' |
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| 246 | .'<input type="checkbox" name="'.$fieldname.'[]"' |
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[1815] | 247 | .' value="'.$tag['id'].'"' |
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[1119] | 248 | ; |
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| 249 | |
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[1815] | 250 | if (in_array($tag['id'], $selecteds)) |
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[1119] | 251 | { |
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| 252 | $output.= ' checked="checked"'; |
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| 253 | } |
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[1131] | 254 | |
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[1119] | 255 | $output.= |
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[3185] | 256 | '>' |
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[1290] | 257 | .' '. $tag['name'] |
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[1119] | 258 | .'</label>' |
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| 259 | .'</li>' |
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| 260 | ."\n" |
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| 261 | ; |
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| 262 | } |
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| 263 | $output.= '</ul>'; |
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| 264 | |
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| 265 | return $output; |
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| 266 | } |
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| 267 | |
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| 268 | function name_compare($a, $b) |
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| 269 | { |
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[1310] | 270 | return strcmp(strtolower($a['name']), strtolower($b['name'])); |
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[1119] | 271 | } |
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| 272 | |
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[2409] | 273 | function tag_alpha_compare($a, $b) |
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| 274 | { |
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| 275 | return strcmp(strtolower($a['url_name']), strtolower($b['url_name'])); |
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| 276 | } |
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| 277 | |
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[1119] | 278 | /** |
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[1113] | 279 | * exits the current script (either exit or redirect) |
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| 280 | */ |
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| 281 | function access_denied() |
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| 282 | { |
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[2265] | 283 | global $user; |
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[1113] | 284 | |
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| 285 | $login_url = |
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| 286 | get_root_url().'identification.php?redirect=' |
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| 287 | .urlencode(urlencode($_SERVER['REQUEST_URI'])); |
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| 288 | |
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[2543] | 289 | set_status_header(401); |
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[2029] | 290 | if ( isset($user) and !is_a_guest() ) |
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[1113] | 291 | { |
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[2884] | 292 | echo '<meta http-equiv="Content-Type" content="text/html; charset=utf-8">'; |
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[5021] | 293 | echo '<div style="text-align:center;">'.l10n('You are not authorized to access the requested page').'<br>'; |
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| 294 | echo '<a href="'.get_root_url().'Identification.php">'.l10n('Identification').'</a> '; |
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| 295 | echo '<a href="'.make_index_url().'">'.l10n('Home').'</a></div>'; |
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[2543] | 296 | echo str_repeat( ' ', 512); //IE6 doesn't error output if below a size |
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[1113] | 297 | exit(); |
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| 298 | } |
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| 299 | else |
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| 300 | { |
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[1649] | 301 | redirect_html($login_url); |
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[1113] | 302 | } |
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| 303 | } |
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[1288] | 304 | |
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| 305 | /** |
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[1652] | 306 | * exits the current script with 403 code |
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| 307 | * @param string msg a message to display |
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| 308 | * @param string alternate_url redirect to this url |
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| 309 | */ |
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| 310 | function page_forbidden($msg, $alternate_url=null) |
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| 311 | { |
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| 312 | set_status_header(403); |
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| 313 | if ($alternate_url==null) |
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| 314 | $alternate_url = make_index_url(); |
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| 315 | redirect_html( $alternate_url, |
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| 316 | '<div style="text-align:left; margin-left:5em;margin-bottom:5em;"> |
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[3185] | 317 | <h1 style="text-align:left; font-size:36px;">Forbidden</h1><br>' |
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[1652] | 318 | .$msg.'</div>', |
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| 319 | 5 ); |
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| 320 | } |
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| 321 | |
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| 322 | /** |
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[1852] | 323 | * exits the current script with 400 code |
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| 324 | * @param string msg a message to display |
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| 325 | * @param string alternate_url redirect to this url |
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| 326 | */ |
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| 327 | function bad_request($msg, $alternate_url=null) |
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| 328 | { |
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| 329 | set_status_header(400); |
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| 330 | if ($alternate_url==null) |
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| 331 | $alternate_url = make_index_url(); |
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| 332 | redirect_html( $alternate_url, |
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| 333 | '<div style="text-align:left; margin-left:5em;margin-bottom:5em;"> |
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[3185] | 334 | <h1 style="text-align:left; font-size:36px;">Bad request</h1><br>' |
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[1852] | 335 | .$msg.'</div>', |
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| 336 | 5 ); |
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| 337 | } |
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| 338 | |
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| 339 | /** |
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[1288] | 340 | * exits the current script with 404 code when a page cannot be found |
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| 341 | * @param string msg a message to display |
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| 342 | * @param string alternate_url redirect to this url |
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| 343 | */ |
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| 344 | function page_not_found($msg, $alternate_url=null) |
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| 345 | { |
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[1643] | 346 | set_status_header(404); |
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[1288] | 347 | if ($alternate_url==null) |
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| 348 | $alternate_url = make_index_url(); |
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[1649] | 349 | redirect_html( $alternate_url, |
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[1288] | 350 | '<div style="text-align:left; margin-left:5em;margin-bottom:5em;"> |
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[3185] | 351 | <h1 style="text-align:left; font-size:36px;">Page not found</h1><br>' |
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[1288] | 352 | .$msg.'</div>', |
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| 353 | 5 ); |
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| 354 | } |
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[1606] | 355 | |
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[2502] | 356 | /** |
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| 357 | * exits the current script with 500 http code |
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| 358 | * this method can be called at any time (does not use template/language/user etc...) |
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| 359 | * @param string msg a message to display |
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| 360 | */ |
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| 361 | function fatal_error($msg) |
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| 362 | { |
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| 363 | $btrace_msg = ''; |
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| 364 | if (function_exists('debug_backtrace')) |
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| 365 | { |
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| 366 | $bt = debug_backtrace(); |
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| 367 | for ($i=1; $i<count($bt); $i++) |
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| 368 | { |
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| 369 | $class = isset($bt[$i]['class']) ? (@$bt[$i]['class'].'::') : ''; |
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| 370 | $btrace_msg .= "#$i\t".$class.@$bt[$i]['function'].' '.@$bt[$i]['file']."(".@$bt[$i]['line'].")\n"; |
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| 371 | } |
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| 372 | $btrace_msg = trim($btrace_msg); |
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| 373 | $msg .= "\n"; |
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| 374 | } |
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| 375 | |
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[2747] | 376 | $display = "<meta http-equiv='Content-Type' content='text/html; charset=utf-8'> |
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| 377 | <h1>Piwigo encountered a non recoverable error</h1> |
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[2502] | 378 | <pre style='font-size:larger;background:white;color:red;padding:1em;margin:0;clear:both;display:block;width:auto;height:auto;overflow:auto'> |
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| 379 | <b>$msg</b> |
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| 380 | $btrace_msg |
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| 381 | </pre>\n"; |
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| 382 | |
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| 383 | @set_status_header(500); |
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[2543] | 384 | echo $display.str_repeat( ' ', 300); //IE6 doesn't error output if below a size |
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[2502] | 385 | |
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| 386 | if ( function_exists('ini_set') ) |
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| 387 | {// if possible turn off error display (we display it) |
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| 388 | ini_set('display_errors', false); |
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| 389 | } |
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| 390 | error_reporting( E_ALL ); |
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| 391 | trigger_error( strip_tags($msg).$btrace_msg, E_USER_ERROR ); |
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| 392 | die(0); // just in case |
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| 393 | } |
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| 394 | |
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[1606] | 395 | /* returns the title to be displayed above thumbnails on tag page |
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| 396 | */ |
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| 397 | function get_tags_content_title() |
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| 398 | { |
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| 399 | global $page; |
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[5021] | 400 | $title = count($page['tags']) > 1 ? l10n('Tag') : l10n('Tag'); |
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[1606] | 401 | $title.= ' '; |
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| 402 | |
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| 403 | for ($i=0; $i<count($page['tags']); $i++) |
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| 404 | { |
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| 405 | $title.= $i>0 ? ' + ' : ''; |
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| 406 | |
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| 407 | $title.= |
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| 408 | '<a href="' |
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| 409 | .make_index_url( |
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| 410 | array( |
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| 411 | 'tags' => array( $page['tags'][$i] ) |
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| 412 | ) |
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| 413 | ) |
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| 414 | .'" title="' |
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[5021] | 415 | .l10n('See images linked to this tag only') |
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[1606] | 416 | .'">' |
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| 417 | .$page['tags'][$i]['name'] |
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| 418 | .'</a>'; |
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| 419 | |
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[5706] | 420 | $remove_url = null; |
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| 421 | if (count($page['tags']) == 1) |
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[1606] | 422 | { |
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[5706] | 423 | $remove_url = get_root_url().'tags.php'; |
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| 424 | } |
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| 425 | else |
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| 426 | { |
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[1606] | 427 | $other_tags = $page['tags']; |
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[5706] | 428 | unset($other_tags[$i]); |
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| 429 | $remove_url = make_index_url( |
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| 430 | array( |
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| 431 | 'tags' => $other_tags |
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[1606] | 432 | ) |
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[5706] | 433 | ); |
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| 434 | } |
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| 435 | |
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| 436 | $title.= |
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| 437 | '<a href="'.$remove_url.'" style="border:none;" title="' |
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| 438 | .l10n('remove this tag from the list') |
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| 439 | .'"><img src="' |
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[1606] | 440 | .get_root_url().get_themeconf('icon_dir').'/remove_s.png' |
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[5706] | 441 | .'" alt="x" style="vertical-align:bottom;" class="button">' |
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| 442 | .'</a>'; |
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[1606] | 443 | } |
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| 444 | return $title; |
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| 445 | } |
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[1643] | 446 | |
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| 447 | /** |
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| 448 | Sets the http status header (200,401,...) |
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| 449 | */ |
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| 450 | function set_status_header($code, $text='') |
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| 451 | { |
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| 452 | if (empty($text)) |
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| 453 | { |
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| 454 | switch ($code) |
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| 455 | { |
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| 456 | case 200: $text='OK';break; |
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| 457 | case 301: $text='Moved permanently';break; |
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| 458 | case 302: $text='Moved temporarily';break; |
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| 459 | case 304: $text='Not modified';break; |
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| 460 | case 400: $text='Bad request';break; |
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| 461 | case 401: $text='Authorization required';break; |
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| 462 | case 403: $text='Forbidden';break; |
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| 463 | case 404: $text='Not found';break; |
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[2053] | 464 | case 500: $text='Server error';break; |
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[2543] | 465 | case 501: $text='Not implemented';break; |
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[2053] | 466 | case 503: $text='Service unavailable';break; |
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[1643] | 467 | } |
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| 468 | } |
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[5682] | 469 | $protocol = $_SERVER["SERVER_PROTOCOL"]; |
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| 470 | if ( ('HTTP/1.1' != $protocol) && ('HTTP/1.0' != $protocol) ) |
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| 471 | $protocol = 'HTTP/1.0'; |
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[2053] | 472 | |
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[5682] | 473 | if ( version_compare( phpversion(), '4.3.0', '>=' ) ) |
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[2053] | 474 | { |
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[5682] | 475 | header( "$protocol $code $text", true, $code ); |
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| 476 | } |
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[2053] | 477 | else |
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| 478 | { |
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[5682] | 479 | header( "$protocol $code $text" ); |
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| 480 | } |
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[1744] | 481 | trigger_action('set_status_header', $code, $text); |
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[1643] | 482 | } |
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[1769] | 483 | |
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[2117] | 484 | /** returns the category comment for rendering in html textual mode (subcatify) |
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| 485 | * this is an event handler. don't call directly |
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| 486 | */ |
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| 487 | function render_category_literal_description($desc) |
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| 488 | { |
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| 489 | return strip_tags($desc, '<span><p><a><br><b><i><small><big><strong><em>'); |
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| 490 | } |
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[2349] | 491 | |
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[2409] | 492 | /** returns the argument_ids array with new sequenced keys based on related |
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[2349] | 493 | * names. Sequence is not case sensitive. |
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| 494 | * Warning: By definition, this function breaks original keys |
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| 495 | */ |
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| 496 | function order_by_name($element_ids,$name) |
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| 497 | { |
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| 498 | $ordered_element_ids = array(); |
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| 499 | foreach ($element_ids as $k_id => $element_id) |
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| 500 | { |
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| 501 | $key = strtolower($name[$element_id]) .'-'. $name[$element_id] .'-'. $k_id; |
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| 502 | $ordered_element_ids[$key] = $element_id; |
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| 503 | } |
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| 504 | ksort($ordered_element_ids); |
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| 505 | return $ordered_element_ids; |
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| 506 | } |
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| 507 | |
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[2488] | 508 | /*event handler for menu*/ |
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| 509 | function register_default_menubar_blocks( $menu_ref_arr ) |
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| 510 | { |
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| 511 | $menu = & $menu_ref_arr[0]; |
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| 512 | if ($menu->get_id() != 'menubar') |
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| 513 | return; |
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| 514 | $menu->register_block( new RegisteredBlock( 'mbLinks', 'Links', 'piwigo')); |
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| 515 | $menu->register_block( new RegisteredBlock( 'mbCategories', 'Categories', 'piwigo')); |
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| 516 | $menu->register_block( new RegisteredBlock( 'mbTags', 'Related tags', 'piwigo')); |
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[5178] | 517 | $menu->register_block( new RegisteredBlock( 'mbSpecials', 'Specials', 'piwigo')); |
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| 518 | $menu->register_block( new RegisteredBlock( 'mbMenu', 'Menu', 'piwigo')); |
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| 519 | $menu->register_block( new RegisteredBlock( 'mbIdentification', 'Identification', 'piwigo') ); |
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[2488] | 520 | } |
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| 521 | |
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[5441] | 522 | ?> |
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