[2] | 1 | <?php |
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[362] | 2 | // +-----------------------------------------------------------------------+ |
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[8728] | 3 | // | Piwigo - a PHP based photo gallery | |
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[2297] | 4 | // +-----------------------------------------------------------------------+ |
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[19703] | 5 | // | Copyright(C) 2008-2013 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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[405] | 23 | |
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[20325] | 24 | include_once( PHPWG_ROOT_PATH .'include/functions_plugins.inc.php' ); |
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[394] | 25 | include_once( PHPWG_ROOT_PATH .'include/functions_user.inc.php' ); |
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[1992] | 26 | include_once( PHPWG_ROOT_PATH .'include/functions_cookie.inc.php' ); |
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[394] | 27 | include_once( PHPWG_ROOT_PATH .'include/functions_session.inc.php' ); |
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| 28 | include_once( PHPWG_ROOT_PATH .'include/functions_category.inc.php' ); |
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[477] | 29 | include_once( PHPWG_ROOT_PATH .'include/functions_html.inc.php' ); |
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[1119] | 30 | include_once( PHPWG_ROOT_PATH .'include/functions_tag.inc.php' ); |
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[1109] | 31 | include_once( PHPWG_ROOT_PATH .'include/functions_url.inc.php' ); |
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[12798] | 32 | include_once( PHPWG_ROOT_PATH .'include/derivative_params.inc.php'); |
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| 33 | include_once( PHPWG_ROOT_PATH .'include/derivative_std_params.inc.php'); |
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| 34 | include_once( PHPWG_ROOT_PATH .'include/derivative.inc.php'); |
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[12920] | 35 | require_once( PHPWG_ROOT_PATH .'include/smarty/libs/Smarty.class.php'); |
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| 36 | include_once( PHPWG_ROOT_PATH .'include/template.class.php'); |
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[2] | 37 | |
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| 38 | //----------------------------------------------------------- generic functions |
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| 39 | |
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[8802] | 40 | /** |
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| 41 | * stupidly returns the current microsecond since Unix epoch |
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| 42 | */ |
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| 43 | function micro_seconds() |
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| 44 | { |
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| 45 | $t1 = explode(' ', microtime()); |
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| 46 | $t2 = explode('.', $t1[0]); |
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| 47 | $t2 = $t1[1].substr($t2[1], 0, 6); |
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| 48 | return $t2; |
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| 49 | } |
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| 50 | |
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[2] | 51 | // The function get_moment returns a float value coresponding to the number |
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| 52 | // of seconds since the unix epoch (1st January 1970) and the microseconds |
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| 53 | // are precised : e.g. 1052343429.89276600 |
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| 54 | function get_moment() |
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| 55 | { |
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[12920] | 56 | return microtime(true); |
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[2] | 57 | } |
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| 58 | |
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| 59 | // The function get_elapsed_time returns the number of seconds (with 3 |
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| 60 | // decimals precision) between the start time and the end time given. |
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| 61 | function get_elapsed_time( $start, $end ) |
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| 62 | { |
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| 63 | return number_format( $end - $start, 3, '.', ' ').' s'; |
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| 64 | } |
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| 65 | |
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| 66 | // - The replace_space function replaces space and '-' characters |
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| 67 | // by their HTML equivalent &nbsb; and − |
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| 68 | // - The function does not replace characters in HTML tags |
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| 69 | // - This function was created because IE5 does not respect the |
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| 70 | // CSS "white-space: nowrap;" property unless space and minus |
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| 71 | // characters are replaced like this function does. |
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[15] | 72 | // - Example : |
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| 73 | // <div class="foo">My friend</div> |
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| 74 | // ( 01234567891111111111222222222233 ) |
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| 75 | // ( 0123456789012345678901 ) |
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| 76 | // becomes : |
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| 77 | // <div class="foo">My friend</div> |
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[2] | 78 | function replace_space( $string ) |
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| 79 | { |
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[15] | 80 | //return $string; |
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| 81 | $return_string = ''; |
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| 82 | // $remaining is the rest of the string where to replace spaces characters |
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[2] | 83 | $remaining = $string; |
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[15] | 84 | // $start represents the position of the next '<' character |
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| 85 | // $end represents the position of the next '>' character |
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[3136] | 86 | ; // -> 0 |
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[15] | 87 | $end = strpos ( $remaining, '>' ); // -> 16 |
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| 88 | // as long as a '<' and his friend '>' are found, we loop |
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[3136] | 89 | while ( ($start=strpos( $remaining, '<' )) !==false |
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| 90 | and ($end=strpos( $remaining, '>' )) !== false ) |
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[2] | 91 | { |
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[15] | 92 | // $treatment is the part of the string to treat |
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| 93 | // In the first loop of our example, this variable is empty, but in the |
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| 94 | // second loop, it equals 'My friend' |
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[2] | 95 | $treatment = substr ( $remaining, 0, $start ); |
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[15] | 96 | // Replacement of ' ' by his equivalent ' ' |
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[6] | 97 | $treatment = str_replace( ' ', ' ', $treatment ); |
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| 98 | $treatment = str_replace( '-', '−', $treatment ); |
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[15] | 99 | // composing the string to return by adding the treated string and the |
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| 100 | // following HTML tag -> 'My friend</div>' |
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| 101 | $return_string.= $treatment.substr( $remaining, $start, $end-$start+1 ); |
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| 102 | // the remaining string is deplaced to the part after the '>' of this |
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| 103 | // loop |
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[2] | 104 | $remaining = substr ( $remaining, $end + 1, strlen( $remaining ) ); |
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| 105 | } |
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[6] | 106 | $treatment = str_replace( ' ', ' ', $remaining ); |
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| 107 | $treatment = str_replace( '-', '−', $treatment ); |
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[2] | 108 | $return_string.= $treatment; |
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[15] | 109 | |
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[2] | 110 | return $return_string; |
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| 111 | } |
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| 112 | |
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[13] | 113 | // get_extension returns the part of the string after the last "." |
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| 114 | function get_extension( $filename ) |
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| 115 | { |
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| 116 | return substr( strrchr( $filename, '.' ), 1, strlen ( $filename ) ); |
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| 117 | } |
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| 118 | |
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| 119 | // get_filename_wo_extension returns the part of the string before the last |
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| 120 | // ".". |
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| 121 | // get_filename_wo_extension( 'test.tar.gz' ) -> 'test.tar' |
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| 122 | function get_filename_wo_extension( $filename ) |
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| 123 | { |
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[1589] | 124 | $pos = strrpos( $filename, '.' ); |
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| 125 | return ($pos===false) ? $filename : substr( $filename, 0, $pos); |
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[13] | 126 | } |
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| 127 | |
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[2497] | 128 | define('MKGETDIR_NONE', 0); |
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| 129 | define('MKGETDIR_RECURSIVE', 1); |
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| 130 | define('MKGETDIR_DIE_ON_ERROR', 2); |
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| 131 | define('MKGETDIR_PROTECT_INDEX', 4); |
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| 132 | define('MKGETDIR_PROTECT_HTACCESS', 8); |
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| 133 | define('MKGETDIR_DEFAULT', 7); |
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[1631] | 134 | /** |
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[2497] | 135 | * creates directory if not exists; ensures that directory is writable |
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| 136 | * @param: |
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| 137 | * string $dir |
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| 138 | * int $flags combination of MKGETDIR_xxx |
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| 139 | * @return bool false on error else true |
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| 140 | */ |
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| 141 | function mkgetdir($dir, $flags=MKGETDIR_DEFAULT) |
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| 142 | { |
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| 143 | if ( !is_dir($dir) ) |
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| 144 | { |
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[12796] | 145 | global $conf; |
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[6385] | 146 | if (substr(PHP_OS, 0, 3) == 'WIN') |
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| 147 | { |
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| 148 | $dir = str_replace('/', DIRECTORY_SEPARATOR, $dir); |
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| 149 | } |
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[2497] | 150 | $umask = umask(0); |
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[12796] | 151 | $mkd = @mkdir($dir, $conf['chmod_value'], ($flags&MKGETDIR_RECURSIVE) ? true:false ); |
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[2497] | 152 | umask($umask); |
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| 153 | if ($mkd==false) |
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| 154 | { |
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[5021] | 155 | !($flags&MKGETDIR_DIE_ON_ERROR) or fatal_error( "$dir ".l10n('no write access')); |
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[2497] | 156 | return false; |
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| 157 | } |
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| 158 | if( $flags&MKGETDIR_PROTECT_HTACCESS ) |
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| 159 | { |
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| 160 | $file = $dir.'/.htaccess'; |
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| 161 | file_exists($file) or @file_put_contents( $file, 'deny from all' ); |
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| 162 | } |
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| 163 | if( $flags&MKGETDIR_PROTECT_INDEX ) |
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| 164 | { |
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| 165 | $file = $dir.'/index.htm'; |
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| 166 | file_exists($file) or @file_put_contents( $file, 'Not allowed!' ); |
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| 167 | } |
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| 168 | } |
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| 169 | if ( !is_writable($dir) ) |
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| 170 | { |
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[5021] | 171 | !($flags&MKGETDIR_DIE_ON_ERROR) or fatal_error( "$dir ".l10n('no write access')); |
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[3136] | 172 | return false; |
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[2497] | 173 | } |
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| 174 | return true; |
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| 175 | } |
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| 176 | |
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[2123] | 177 | /* Returns true if the string appears to be encoded in UTF-8. (from wordpress) |
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| 178 | * @param string Str |
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| 179 | */ |
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[17748] | 180 | function seems_utf8($Str) { |
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| 181 | // OBSOLETE !!! |
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| 182 | return qualify_utf8($Str) >= 0; |
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| 183 | } |
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| 184 | |
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| 185 | /* returns 0 if $str is Ascii, 1 if utf-8, -1 otherwise */ |
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| 186 | function qualify_utf8($Str) |
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| 187 | { |
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| 188 | $ret = 0; |
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[2123] | 189 | for ($i=0; $i<strlen($Str); $i++) { |
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| 190 | if (ord($Str[$i]) < 0x80) continue; # 0bbbbbbb |
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[17748] | 191 | $ret = 1; |
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| 192 | if ((ord($Str[$i]) & 0xE0) == 0xC0) $n=1; # 110bbbbb |
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[2123] | 193 | elseif ((ord($Str[$i]) & 0xF0) == 0xE0) $n=2; # 1110bbbb |
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| 194 | elseif ((ord($Str[$i]) & 0xF8) == 0xF0) $n=3; # 11110bbb |
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| 195 | elseif ((ord($Str[$i]) & 0xFC) == 0xF8) $n=4; # 111110bb |
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| 196 | elseif ((ord($Str[$i]) & 0xFE) == 0xFC) $n=5; # 1111110b |
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[17748] | 197 | else return -1; # Does not match any model |
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[2123] | 198 | for ($j=0; $j<$n; $j++) { # n bytes matching 10bbbbbb follow ? |
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| 199 | if ((++$i == strlen($Str)) || ((ord($Str[$i]) & 0xC0) != 0x80)) |
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[17748] | 200 | return -1; |
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[2123] | 201 | } |
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| 202 | } |
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[17748] | 203 | return $ret; |
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[2123] | 204 | } |
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| 205 | |
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| 206 | /* Remove accents from a UTF-8 or ISO-859-1 string (from wordpress) |
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| 207 | * @param string sstring - an UTF-8 or ISO-8859-1 string |
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| 208 | */ |
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| 209 | function remove_accents($string) |
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| 210 | { |
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[17748] | 211 | $utf = qualify_utf8($string); |
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| 212 | if ( $utf == 0 ) |
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| 213 | return $string; // ascii |
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[2123] | 214 | |
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[17748] | 215 | if ( $utf > 0 ) { |
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[2123] | 216 | $chars = array( |
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| 217 | // Decompositions for Latin-1 Supplement |
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[6947] | 218 | "\xc3\x80"=>'A', "\xc3\x81"=>'A', |
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| 219 | "\xc3\x82"=>'A', "\xc3\x83"=>'A', |
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| 220 | "\xc3\x84"=>'A', "\xc3\x85"=>'A', |
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| 221 | "\xc3\x87"=>'C', "\xc3\x88"=>'E', |
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| 222 | "\xc3\x89"=>'E', "\xc3\x8a"=>'E', |
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| 223 | "\xc3\x8b"=>'E', "\xc3\x8c"=>'I', |
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| 224 | "\xc3\x8d"=>'I', "\xc3\x8e"=>'I', |
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| 225 | "\xc3\x8f"=>'I', "\xc3\x91"=>'N', |
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| 226 | "\xc3\x92"=>'O', "\xc3\x93"=>'O', |
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| 227 | "\xc3\x94"=>'O', "\xc3\x95"=>'O', |
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| 228 | "\xc3\x96"=>'O', "\xc3\x99"=>'U', |
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| 229 | "\xc3\x9a"=>'U', "\xc3\x9b"=>'U', |
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| 230 | "\xc3\x9c"=>'U', "\xc3\x9d"=>'Y', |
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| 231 | "\xc3\x9f"=>'s', "\xc3\xa0"=>'a', |
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| 232 | "\xc3\xa1"=>'a', "\xc3\xa2"=>'a', |
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| 233 | "\xc3\xa3"=>'a', "\xc3\xa4"=>'a', |
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| 234 | "\xc3\xa5"=>'a', "\xc3\xa7"=>'c', |
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| 235 | "\xc3\xa8"=>'e', "\xc3\xa9"=>'e', |
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| 236 | "\xc3\xaa"=>'e', "\xc3\xab"=>'e', |
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| 237 | "\xc3\xac"=>'i', "\xc3\xad"=>'i', |
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| 238 | "\xc3\xae"=>'i', "\xc3\xaf"=>'i', |
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| 239 | "\xc3\xb1"=>'n', "\xc3\xb2"=>'o', |
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| 240 | "\xc3\xb3"=>'o', "\xc3\xb4"=>'o', |
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| 241 | "\xc3\xb5"=>'o', "\xc3\xb6"=>'o', |
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| 242 | "\xc3\xb9"=>'u', "\xc3\xba"=>'u', |
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| 243 | "\xc3\xbb"=>'u', "\xc3\xbc"=>'u', |
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| 244 | "\xc3\xbd"=>'y', "\xc3\xbf"=>'y', |
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[2123] | 245 | // Decompositions for Latin Extended-A |
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[6947] | 246 | "\xc4\x80"=>'A', "\xc4\x81"=>'a', |
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| 247 | "\xc4\x82"=>'A', "\xc4\x83"=>'a', |
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| 248 | "\xc4\x84"=>'A', "\xc4\x85"=>'a', |
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| 249 | "\xc4\x86"=>'C', "\xc4\x87"=>'c', |
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| 250 | "\xc4\x88"=>'C', "\xc4\x89"=>'c', |
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| 251 | "\xc4\x8a"=>'C', "\xc4\x8b"=>'c', |
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| 252 | "\xc4\x8c"=>'C', "\xc4\x8d"=>'c', |
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| 253 | "\xc4\x8e"=>'D', "\xc4\x8f"=>'d', |
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| 254 | "\xc4\x90"=>'D', "\xc4\x91"=>'d', |
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| 255 | "\xc4\x92"=>'E', "\xc4\x93"=>'e', |
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| 256 | "\xc4\x94"=>'E', "\xc4\x95"=>'e', |
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| 257 | "\xc4\x96"=>'E', "\xc4\x97"=>'e', |
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| 258 | "\xc4\x98"=>'E', "\xc4\x99"=>'e', |
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| 259 | "\xc4\x9a"=>'E', "\xc4\x9b"=>'e', |
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| 260 | "\xc4\x9c"=>'G', "\xc4\x9d"=>'g', |
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| 261 | "\xc4\x9e"=>'G', "\xc4\x9f"=>'g', |
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| 262 | "\xc4\xa0"=>'G', "\xc4\xa1"=>'g', |
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| 263 | "\xc4\xa2"=>'G', "\xc4\xa3"=>'g', |
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| 264 | "\xc4\xa4"=>'H', "\xc4\xa5"=>'h', |
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| 265 | "\xc4\xa6"=>'H', "\xc4\xa7"=>'h', |
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| 266 | "\xc4\xa8"=>'I', "\xc4\xa9"=>'i', |
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| 267 | "\xc4\xaa"=>'I', "\xc4\xab"=>'i', |
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| 268 | "\xc4\xac"=>'I', "\xc4\xad"=>'i', |
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| 269 | "\xc4\xae"=>'I', "\xc4\xaf"=>'i', |
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| 270 | "\xc4\xb0"=>'I', "\xc4\xb1"=>'i', |
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| 271 | "\xc4\xb2"=>'IJ', "\xc4\xb3"=>'ij', |
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| 272 | "\xc4\xb4"=>'J', "\xc4\xb5"=>'j', |
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| 273 | "\xc4\xb6"=>'K', "\xc4\xb7"=>'k', |
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| 274 | "\xc4\xb8"=>'k', "\xc4\xb9"=>'L', |
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| 275 | "\xc4\xba"=>'l', "\xc4\xbb"=>'L', |
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| 276 | "\xc4\xbc"=>'l', "\xc4\xbd"=>'L', |
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| 277 | "\xc4\xbe"=>'l', "\xc4\xbf"=>'L', |
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| 278 | "\xc5\x80"=>'l', "\xc5\x81"=>'L', |
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| 279 | "\xc5\x82"=>'l', "\xc5\x83"=>'N', |
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| 280 | "\xc5\x84"=>'n', "\xc5\x85"=>'N', |
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| 281 | "\xc5\x86"=>'n', "\xc5\x87"=>'N', |
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| 282 | "\xc5\x88"=>'n', "\xc5\x89"=>'N', |
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| 283 | "\xc5\x8a"=>'n', "\xc5\x8b"=>'N', |
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| 284 | "\xc5\x8c"=>'O', "\xc5\x8d"=>'o', |
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| 285 | "\xc5\x8e"=>'O', "\xc5\x8f"=>'o', |
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| 286 | "\xc5\x90"=>'O', "\xc5\x91"=>'o', |
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| 287 | "\xc5\x92"=>'OE', "\xc5\x93"=>'oe', |
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| 288 | "\xc5\x94"=>'R', "\xc5\x95"=>'r', |
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| 289 | "\xc5\x96"=>'R', "\xc5\x97"=>'r', |
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| 290 | "\xc5\x98"=>'R', "\xc5\x99"=>'r', |
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| 291 | "\xc5\x9a"=>'S', "\xc5\x9b"=>'s', |
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| 292 | "\xc5\x9c"=>'S', "\xc5\x9d"=>'s', |
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| 293 | "\xc5\x9e"=>'S', "\xc5\x9f"=>'s', |
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| 294 | "\xc5\xa0"=>'S', "\xc5\xa1"=>'s', |
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| 295 | "\xc5\xa2"=>'T', "\xc5\xa3"=>'t', |
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| 296 | "\xc5\xa4"=>'T', "\xc5\xa5"=>'t', |
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| 297 | "\xc5\xa6"=>'T', "\xc5\xa7"=>'t', |
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| 298 | "\xc5\xa8"=>'U', "\xc5\xa9"=>'u', |
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| 299 | "\xc5\xaa"=>'U', "\xc5\xab"=>'u', |
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| 300 | "\xc5\xac"=>'U', "\xc5\xad"=>'u', |
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| 301 | "\xc5\xae"=>'U', "\xc5\xaf"=>'u', |
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| 302 | "\xc5\xb0"=>'U', "\xc5\xb1"=>'u', |
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| 303 | "\xc5\xb2"=>'U', "\xc5\xb3"=>'u', |
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| 304 | "\xc5\xb4"=>'W', "\xc5\xb5"=>'w', |
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| 305 | "\xc5\xb6"=>'Y', "\xc5\xb7"=>'y', |
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| 306 | "\xc5\xb8"=>'Y', "\xc5\xb9"=>'Z', |
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| 307 | "\xc5\xba"=>'z', "\xc5\xbb"=>'Z', |
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| 308 | "\xc5\xbc"=>'z', "\xc5\xbd"=>'Z', |
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| 309 | "\xc5\xbe"=>'z', "\xc5\xbf"=>'s', |
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[17748] | 310 | // Decompositions for Latin Extended-B |
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| 311 | "\xc8\x98"=>'S', "\xc8\x99"=>'s', |
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| 312 | "\xc8\x9a"=>'T', "\xc8\x9b"=>'t', |
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[2123] | 313 | // Euro Sign |
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[6947] | 314 | "\xe2\x82\xac"=>'E', |
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[2123] | 315 | // GBP (Pound) Sign |
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[6947] | 316 | "\xc2\xa3"=>''); |
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[2123] | 317 | |
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| 318 | $string = strtr($string, $chars); |
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| 319 | } else { |
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| 320 | // Assume ISO-8859-1 if not UTF-8 |
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| 321 | $chars['in'] = chr(128).chr(131).chr(138).chr(142).chr(154).chr(158) |
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| 322 | .chr(159).chr(162).chr(165).chr(181).chr(192).chr(193).chr(194) |
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| 323 | .chr(195).chr(196).chr(197).chr(199).chr(200).chr(201).chr(202) |
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| 324 | .chr(203).chr(204).chr(205).chr(206).chr(207).chr(209).chr(210) |
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| 325 | .chr(211).chr(212).chr(213).chr(214).chr(216).chr(217).chr(218) |
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| 326 | .chr(219).chr(220).chr(221).chr(224).chr(225).chr(226).chr(227) |
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| 327 | .chr(228).chr(229).chr(231).chr(232).chr(233).chr(234).chr(235) |
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| 328 | .chr(236).chr(237).chr(238).chr(239).chr(241).chr(242).chr(243) |
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| 329 | .chr(244).chr(245).chr(246).chr(248).chr(249).chr(250).chr(251) |
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| 330 | .chr(252).chr(253).chr(255); |
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| 331 | |
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| 332 | $chars['out'] = "EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy"; |
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| 333 | |
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| 334 | $string = strtr($string, $chars['in'], $chars['out']); |
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| 335 | $double_chars['in'] = array(chr(140), chr(156), chr(198), chr(208), chr(222), chr(223), chr(230), chr(240), chr(254)); |
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| 336 | $double_chars['out'] = array('OE', 'oe', 'AE', 'DH', 'TH', 'ss', 'ae', 'dh', 'th'); |
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| 337 | $string = str_replace($double_chars['in'], $double_chars['out'], $string); |
---|
| 338 | } |
---|
| 339 | |
---|
| 340 | return $string; |
---|
| 341 | } |
---|
| 342 | |
---|
[17748] | 343 | if (function_exists('mb_strtolower') && defined('PWG_CHARSET')) |
---|
| 344 | { |
---|
| 345 | function transliterate($term) |
---|
| 346 | { |
---|
| 347 | return remove_accents( mb_strtolower($term, PWG_CHARSET) ); |
---|
| 348 | } |
---|
| 349 | } |
---|
| 350 | else |
---|
| 351 | { |
---|
| 352 | function transliterate($term) |
---|
| 353 | { |
---|
| 354 | return remove_accents( strtolower($term) ); |
---|
| 355 | } |
---|
| 356 | } |
---|
| 357 | |
---|
| 358 | |
---|
| 359 | |
---|
[1119] | 360 | /** |
---|
| 361 | * simplify a string to insert it into an URL |
---|
| 362 | * |
---|
| 363 | * @param string |
---|
| 364 | * @return string |
---|
| 365 | */ |
---|
| 366 | function str2url($str) |
---|
| 367 | { |
---|
[17748] | 368 | $str = $safe = transliterate($str); |
---|
| 369 | $str = preg_replace('/[^\x80-\xffa-z0-9_\s\'\:\/\[\],-]/','',$str); |
---|
[1131] | 370 | $str = preg_replace('/[\s\'\:\/\[\],-]+/',' ',trim($str)); |
---|
[1119] | 371 | $res = str_replace(' ','_',$str); |
---|
[1131] | 372 | |
---|
[6060] | 373 | if (empty($res)) |
---|
| 374 | { |
---|
[17748] | 375 | $res = str_replace(' ','_', $safe); |
---|
[6060] | 376 | } |
---|
| 377 | |
---|
[1119] | 378 | return $res; |
---|
| 379 | } |
---|
| 380 | |
---|
[2339] | 381 | //-------------------------------------------- Piwigo specific functions |
---|
[2] | 382 | |
---|
[512] | 383 | /** |
---|
| 384 | * returns an array with a list of {language_code => language_name} |
---|
| 385 | * |
---|
| 386 | * @returns array |
---|
| 387 | */ |
---|
[5357] | 388 | function get_languages() |
---|
[2] | 389 | { |
---|
[5357] | 390 | $query = ' |
---|
| 391 | SELECT id, name |
---|
| 392 | FROM '.LANGUAGES_TABLE.' |
---|
| 393 | ORDER BY name ASC |
---|
| 394 | ;'; |
---|
| 395 | $result = pwg_query($query); |
---|
[2127] | 396 | |
---|
[2] | 397 | $languages = array(); |
---|
[5357] | 398 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[2] | 399 | { |
---|
[5357] | 400 | if (is_dir(PHPWG_ROOT_PATH.'language/'.$row['id'])) |
---|
[2] | 401 | { |
---|
[5357] | 402 | $languages[ $row['id'] ] = $row['name']; |
---|
[2] | 403 | } |
---|
| 404 | } |
---|
[512] | 405 | |
---|
[2] | 406 | return $languages; |
---|
| 407 | } |
---|
| 408 | |
---|
[1844] | 409 | function pwg_log($image_id = null, $image_type = null) |
---|
[2] | 410 | { |
---|
[1727] | 411 | global $conf, $user, $page; |
---|
[2] | 412 | |
---|
[2620] | 413 | $do_log = $conf['log']; |
---|
| 414 | if (is_admin()) |
---|
[2] | 415 | { |
---|
[2620] | 416 | $do_log = $conf['history_admin']; |
---|
[1565] | 417 | } |
---|
[2620] | 418 | if (is_a_guest()) |
---|
[1565] | 419 | { |
---|
[2620] | 420 | $do_log = $conf['history_guest']; |
---|
[1565] | 421 | } |
---|
[1880] | 422 | |
---|
| 423 | $do_log = trigger_event('pwg_log_allowed', $do_log, $image_id, $image_type); |
---|
[2089] | 424 | |
---|
[1880] | 425 | if (!$do_log) |
---|
| 426 | { |
---|
[1727] | 427 | return false; |
---|
[1565] | 428 | } |
---|
| 429 | |
---|
[1727] | 430 | $tags_string = null; |
---|
[3136] | 431 | if ('tags'==@$page['section']) |
---|
[1565] | 432 | { |
---|
[3136] | 433 | $tags_string = implode(',', $page['tag_ids']); |
---|
[1565] | 434 | } |
---|
| 435 | |
---|
| 436 | $query = ' |
---|
[725] | 437 | INSERT INTO '.HISTORY_TABLE.' |
---|
[1727] | 438 | ( |
---|
| 439 | date, |
---|
| 440 | time, |
---|
| 441 | user_id, |
---|
| 442 | IP, |
---|
| 443 | section, |
---|
| 444 | category_id, |
---|
| 445 | image_id, |
---|
[1844] | 446 | image_type, |
---|
[1727] | 447 | tag_ids |
---|
| 448 | ) |
---|
[725] | 449 | VALUES |
---|
[1727] | 450 | ( |
---|
[4367] | 451 | CURRENT_DATE, |
---|
| 452 | CURRENT_TIME, |
---|
[1727] | 453 | '.$user['id'].', |
---|
| 454 | \''.$_SERVER['REMOTE_ADDR'].'\', |
---|
| 455 | '.(isset($page['section']) ? "'".$page['section']."'" : 'NULL').', |
---|
[2221] | 456 | '.(isset($page['category']['id']) ? $page['category']['id'] : 'NULL').', |
---|
[1727] | 457 | '.(isset($image_id) ? $image_id : 'NULL').', |
---|
[2086] | 458 | '.(isset($image_type) ? "'".$image_type."'" : 'NULL').', |
---|
[1727] | 459 | '.(isset($tags_string) ? "'".$tags_string."'" : 'NULL').' |
---|
| 460 | ) |
---|
[725] | 461 | ;'; |
---|
[1565] | 462 | pwg_query($query); |
---|
[1727] | 463 | |
---|
| 464 | return true; |
---|
[2] | 465 | } |
---|
| 466 | |
---|
[85] | 467 | // format_date returns a formatted date for display. The date given in |
---|
[3122] | 468 | // argument must be an american format (2003-09-15). By option, you can show the time. |
---|
| 469 | // The output is internationalized. |
---|
[85] | 470 | // |
---|
[3122] | 471 | // format_date( "2003-09-15", true ) -> "Monday 15 September 2003 21:52" |
---|
[13085] | 472 | function format_date($date, $show_time = false, $show_day_name = true) |
---|
[61] | 473 | { |
---|
| 474 | global $lang; |
---|
| 475 | |
---|
[4966] | 476 | if (strpos($date, '0') == 0) |
---|
| 477 | { |
---|
| 478 | return l10n('N/A'); |
---|
| 479 | } |
---|
| 480 | |
---|
[3117] | 481 | $ymdhms = array(); |
---|
| 482 | $tok = strtok( $date, '- :'); |
---|
| 483 | while ($tok !== false) |
---|
| 484 | { |
---|
| 485 | $ymdhms[] = $tok; |
---|
| 486 | $tok = strtok('- :'); |
---|
| 487 | } |
---|
[1086] | 488 | |
---|
[3117] | 489 | if ( count($ymdhms)<3 ) |
---|
[61] | 490 | { |
---|
[3117] | 491 | return false; |
---|
[61] | 492 | } |
---|
[3117] | 493 | |
---|
[599] | 494 | $formated_date = ''; |
---|
| 495 | // before 1970, Microsoft Windows can't mktime |
---|
[15573] | 496 | if ($ymdhms[0] >= 1970 and $ymdhms[1] != 0 and $ymdhms[2] != 0) |
---|
[61] | 497 | { |
---|
[618] | 498 | // we ask midday because Windows think it's prior to midnight with a |
---|
| 499 | // zero and refuse to work |
---|
[3117] | 500 | $formated_date.= $lang['day'][date('w', mktime(12,0,0,$ymdhms[1],$ymdhms[2],$ymdhms[0]))]; |
---|
[61] | 501 | } |
---|
[15573] | 502 | |
---|
| 503 | if ($ymdhms[2] != 0) |
---|
| 504 | { |
---|
| 505 | $formated_date.= ' '.$ymdhms[2]; |
---|
| 506 | } |
---|
| 507 | |
---|
| 508 | if ($ymdhms[1] != 0) |
---|
| 509 | { |
---|
| 510 | $formated_date.= ' '.$lang['month'][(int)$ymdhms[1]]; |
---|
| 511 | } |
---|
[18729] | 512 | |
---|
[3117] | 513 | $formated_date.= ' '.$ymdhms[0]; |
---|
| 514 | if ($show_time and count($ymdhms)>=5 ) |
---|
[599] | 515 | { |
---|
[3117] | 516 | $formated_date.= ' '.$ymdhms[3].':'.$ymdhms[4]; |
---|
[599] | 517 | } |
---|
[61] | 518 | return $formated_date; |
---|
| 519 | } |
---|
[85] | 520 | |
---|
[13085] | 521 | /** |
---|
| 522 | * Works out the time since the entry post, takes a an argument in unix time or datetime |
---|
| 523 | */ |
---|
| 524 | function time_since($original, $stop = 'minute') |
---|
| 525 | { |
---|
| 526 | if (!is_int($original)) |
---|
| 527 | { |
---|
| 528 | $ymdhms = array(); |
---|
| 529 | $tok = strtok($original, '- :'); |
---|
| 530 | while ($tok !== false) |
---|
| 531 | { |
---|
| 532 | $ymdhms[] = $tok; |
---|
| 533 | $tok = strtok('- :'); |
---|
| 534 | } |
---|
[18729] | 535 | |
---|
[13086] | 536 | if ($ymdhms[0] < 1970) return false; |
---|
| 537 | if (!isset($ymdhms[3])) $ymdhms[3] = 12; |
---|
| 538 | if (!isset($ymdhms[4])) $ymdhms[4] = 0; |
---|
| 539 | if (!isset($ymdhms[5])) $ymdhms[5] = 0; |
---|
[13085] | 540 | $original = mktime($ymdhms[3],$ymdhms[4],$ymdhms[5],$ymdhms[1],$ymdhms[2],$ymdhms[0]); |
---|
| 541 | } |
---|
[18729] | 542 | |
---|
[13085] | 543 | // array of time period chunks |
---|
| 544 | $chunks = array( |
---|
[13086] | 545 | 'year' => 60 * 60 * 24 * 365, |
---|
| 546 | 'month' => 60 * 60 * 24 * 30, |
---|
| 547 | 'week' => 60 * 60 * 24 * 7, |
---|
| 548 | 'day' => 60 * 60 * 24, |
---|
| 549 | 'hour' => 60 * 60, |
---|
| 550 | 'minute' => 60, |
---|
| 551 | 'second' => 1, |
---|
[13085] | 552 | ); |
---|
[18729] | 553 | |
---|
[13085] | 554 | $today = time(); /* Current unix time */ |
---|
| 555 | $since = abs($today - $original); |
---|
[18729] | 556 | |
---|
[13085] | 557 | $print = null; |
---|
[13086] | 558 | foreach ($chunks as $name => $seconds) |
---|
[13085] | 559 | { |
---|
| 560 | if (($count = floor($since / $seconds)) != 0) |
---|
| 561 | { |
---|
[13086] | 562 | $print.= l10n_dec('%d '.$name, '%d '.$name.'s', $count); |
---|
[13085] | 563 | $since-= $count*$seconds; |
---|
| 564 | } |
---|
[13086] | 565 | if (!empty($print) and $chunks[$name] <= $chunks[$stop]) |
---|
[13085] | 566 | { |
---|
| 567 | break; |
---|
| 568 | } |
---|
| 569 | } |
---|
| 570 | |
---|
[18729] | 571 | if ($today > $original) |
---|
[13085] | 572 | { |
---|
| 573 | $print = sprintf(l10n('%s ago'), $print); |
---|
| 574 | } |
---|
| 575 | else |
---|
| 576 | { |
---|
| 577 | $print = sprintf(l10n('%s in the future'), $print); |
---|
| 578 | } |
---|
[18729] | 579 | |
---|
[13085] | 580 | return $print; |
---|
| 581 | } |
---|
| 582 | |
---|
[345] | 583 | function pwg_debug( $string ) |
---|
| 584 | { |
---|
[1033] | 585 | global $debug,$t2,$page; |
---|
[345] | 586 | |
---|
| 587 | $now = explode( ' ', microtime() ); |
---|
| 588 | $now2 = explode( '.', $now[0] ); |
---|
| 589 | $now2 = $now[1].'.'.$now2[1]; |
---|
| 590 | $time = number_format( $now2 - $t2, 3, '.', ' ').' s'; |
---|
[1012] | 591 | $debug .= '<p>'; |
---|
[345] | 592 | $debug.= '['.$time.', '; |
---|
[1033] | 593 | $debug.= $page['count_queries'].' queries] : '.$string; |
---|
[1012] | 594 | $debug.= "</p>\n"; |
---|
[345] | 595 | } |
---|
[351] | 596 | |
---|
[405] | 597 | /** |
---|
[1649] | 598 | * Redirects to the given URL (HTTP method) |
---|
[405] | 599 | * |
---|
| 600 | * Note : once this function called, the execution doesn't go further |
---|
| 601 | * (presence of an exit() instruction. |
---|
| 602 | * |
---|
| 603 | * @param string $url |
---|
[1649] | 604 | * @return void |
---|
| 605 | */ |
---|
| 606 | function redirect_http( $url ) |
---|
| 607 | { |
---|
| 608 | if (ob_get_length () !== FALSE) |
---|
| 609 | { |
---|
| 610 | ob_clean(); |
---|
| 611 | } |
---|
[2218] | 612 | // default url is on html format |
---|
| 613 | $url = html_entity_decode($url); |
---|
[1649] | 614 | header('Request-URI: '.$url); |
---|
| 615 | header('Content-Location: '.$url); |
---|
| 616 | header('Location: '.$url); |
---|
| 617 | exit(); |
---|
| 618 | } |
---|
| 619 | |
---|
| 620 | /** |
---|
| 621 | * Redirects to the given URL (HTML method) |
---|
| 622 | * |
---|
| 623 | * Note : once this function called, the execution doesn't go further |
---|
| 624 | * (presence of an exit() instruction. |
---|
| 625 | * |
---|
| 626 | * @param string $url |
---|
[1156] | 627 | * @param string $title_msg |
---|
| 628 | * @param integer $refreh_time |
---|
[405] | 629 | * @return void |
---|
| 630 | */ |
---|
[1649] | 631 | function redirect_html( $url , $msg = '', $refresh_time = 0) |
---|
[405] | 632 | { |
---|
[1567] | 633 | global $user, $template, $lang_info, $conf, $lang, $t2, $page, $debug; |
---|
[405] | 634 | |
---|
[6668] | 635 | if (!isset($lang_info) || !isset($template) ) |
---|
[1568] | 636 | { |
---|
| 637 | $user = build_user( $conf['guest_id'], true); |
---|
[2126] | 638 | load_language('common.lang'); |
---|
[1699] | 639 | trigger_action('loading_lang'); |
---|
[8722] | 640 | load_language('lang', PHPWG_ROOT_PATH.PWG_LOCAL_DIR, array('no_fallback'=>true, 'local'=>true) ); |
---|
[5123] | 641 | $template = new Template(PHPWG_ROOT_PATH.'themes', get_default_theme()); |
---|
[1298] | 642 | } |
---|
[6944] | 643 | elseif (defined('IN_ADMIN') and IN_ADMIN) |
---|
| 644 | { |
---|
| 645 | $template = new Template(PHPWG_ROOT_PATH.'themes', get_default_theme()); |
---|
| 646 | } |
---|
[1298] | 647 | |
---|
[1508] | 648 | if (empty($msg)) |
---|
[1156] | 649 | { |
---|
[5021] | 650 | $msg = nl2br(l10n('Redirection...')); |
---|
[1156] | 651 | } |
---|
[688] | 652 | |
---|
[1567] | 653 | $refresh = $refresh_time; |
---|
| 654 | $url_link = $url; |
---|
| 655 | $title = 'redirection'; |
---|
[1086] | 656 | |
---|
[1567] | 657 | $template->set_filenames( array( 'redirect' => 'redirect.tpl' ) ); |
---|
| 658 | |
---|
| 659 | include( PHPWG_ROOT_PATH.'include/page_header.php' ); |
---|
| 660 | |
---|
| 661 | $template->set_filenames( array( 'redirect' => 'redirect.tpl' ) ); |
---|
[2521] | 662 | $template->assign('REDIRECT_MSG', $msg); |
---|
| 663 | |
---|
[688] | 664 | $template->parse('redirect'); |
---|
[1567] | 665 | |
---|
| 666 | include( PHPWG_ROOT_PATH.'include/page_tail.php' ); |
---|
| 667 | |
---|
[405] | 668 | exit(); |
---|
| 669 | } |
---|
[507] | 670 | |
---|
| 671 | /** |
---|
[1649] | 672 | * Redirects to the given URL (Switch to HTTP method or HTML method) |
---|
| 673 | * |
---|
| 674 | * Note : once this function called, the execution doesn't go further |
---|
| 675 | * (presence of an exit() instruction. |
---|
| 676 | * |
---|
| 677 | * @param string $url |
---|
| 678 | * @param string $title_msg |
---|
| 679 | * @param integer $refreh_time |
---|
| 680 | * @return void |
---|
| 681 | */ |
---|
| 682 | function redirect( $url , $msg = '', $refresh_time = 0) |
---|
| 683 | { |
---|
| 684 | global $conf; |
---|
| 685 | |
---|
| 686 | // with RefeshTime <> 0, only html must be used |
---|
[1846] | 687 | if ($conf['default_redirect_method']=='http' |
---|
| 688 | and $refresh_time==0 |
---|
| 689 | and !headers_sent() |
---|
| 690 | ) |
---|
[1649] | 691 | { |
---|
| 692 | redirect_http($url); |
---|
| 693 | } |
---|
| 694 | else |
---|
| 695 | { |
---|
| 696 | redirect_html($url, $msg, $refresh_time); |
---|
| 697 | } |
---|
| 698 | } |
---|
| 699 | |
---|
| 700 | /** |
---|
[507] | 701 | * returns $_SERVER['QUERY_STRING'] whitout keys given in parameters |
---|
| 702 | * |
---|
| 703 | * @param array $rejects |
---|
[2089] | 704 | * @param boolean $escape - if true escape & to & (for html) |
---|
[507] | 705 | * @returns string |
---|
| 706 | */ |
---|
[2089] | 707 | function get_query_string_diff($rejects=array(), $escape=true) |
---|
[507] | 708 | { |
---|
[12023] | 709 | if (empty($_SERVER['QUERY_STRING'])) |
---|
| 710 | { |
---|
| 711 | return ''; |
---|
| 712 | } |
---|
[12920] | 713 | |
---|
[507] | 714 | $query_string = ''; |
---|
[1086] | 715 | |
---|
[507] | 716 | $str = $_SERVER['QUERY_STRING']; |
---|
| 717 | parse_str($str, $vars); |
---|
[1086] | 718 | |
---|
[507] | 719 | $is_first = true; |
---|
| 720 | foreach ($vars as $key => $value) |
---|
| 721 | { |
---|
| 722 | if (!in_array($key, $rejects)) |
---|
| 723 | { |
---|
[2089] | 724 | $query_string.= $is_first ? '?' : ($escape ? '&' : '&' ); |
---|
[764] | 725 | $is_first = false; |
---|
[507] | 726 | $query_string.= $key.'='.$value; |
---|
| 727 | } |
---|
| 728 | } |
---|
| 729 | |
---|
| 730 | return $query_string; |
---|
| 731 | } |
---|
[512] | 732 | |
---|
[1020] | 733 | function url_is_remote($url) |
---|
| 734 | { |
---|
[1766] | 735 | if ( strncmp($url, 'http://', 7)==0 |
---|
| 736 | or strncmp($url, 'https://', 8)==0 ) |
---|
[1020] | 737 | { |
---|
| 738 | return true; |
---|
| 739 | } |
---|
| 740 | return false; |
---|
| 741 | } |
---|
| 742 | |
---|
[512] | 743 | /** |
---|
[5123] | 744 | * returns available themes |
---|
[512] | 745 | */ |
---|
[13242] | 746 | function get_pwg_themes($show_mobile=false) |
---|
[512] | 747 | { |
---|
[5306] | 748 | global $conf; |
---|
| 749 | |
---|
[960] | 750 | $themes = array(); |
---|
[579] | 751 | |
---|
[5153] | 752 | $query = ' |
---|
| 753 | SELECT |
---|
| 754 | id, |
---|
| 755 | name |
---|
| 756 | FROM '.THEMES_TABLE.' |
---|
| 757 | ORDER BY name ASC |
---|
| 758 | ;'; |
---|
| 759 | $result = pwg_query($query); |
---|
| 760 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[960] | 761 | { |
---|
[13242] | 762 | if ($row['id'] == $conf['mobile_theme']) |
---|
| 763 | { |
---|
| 764 | if (!$show_mobile) |
---|
| 765 | { |
---|
| 766 | continue; |
---|
| 767 | } |
---|
| 768 | $row['name'] .= ' ('.l10n('Mobile').')'; |
---|
| 769 | } |
---|
[5982] | 770 | if (check_theme_installed($row['id'])) |
---|
[5306] | 771 | { |
---|
| 772 | $themes[ $row['id'] ] = $row['name']; |
---|
| 773 | } |
---|
[960] | 774 | } |
---|
| 775 | |
---|
[5102] | 776 | // plugins want remove some themes based on user status maybe? |
---|
| 777 | $themes = trigger_event('get_pwg_themes', $themes); |
---|
[5200] | 778 | |
---|
[960] | 779 | return $themes; |
---|
| 780 | } |
---|
| 781 | |
---|
[5982] | 782 | function check_theme_installed($theme_id) |
---|
| 783 | { |
---|
| 784 | global $conf; |
---|
| 785 | |
---|
| 786 | return file_exists($conf['themes_dir'].'/'.$theme_id.'/'.'themeconf.inc.php'); |
---|
| 787 | } |
---|
| 788 | |
---|
[12831] | 789 | /** Transforms an original path to its pwg representative */ |
---|
| 790 | function original_to_representative($path, $representative_ext) |
---|
| 791 | { |
---|
| 792 | $pos = strrpos($path, '/'); |
---|
| 793 | $path = substr_replace($path, 'pwg_representative/', $pos+1, 0); |
---|
| 794 | $pos = strrpos($path, '.'); |
---|
| 795 | return substr_replace($path, $representative_ext, $pos+1); |
---|
| 796 | } |
---|
| 797 | |
---|
[12855] | 798 | /** |
---|
| 799 | * @param element_info array containing element information from db; |
---|
| 800 | * at least 'id', 'path' should be present |
---|
| 801 | */ |
---|
| 802 | function get_element_path($element_info) |
---|
| 803 | { |
---|
| 804 | $path = $element_info['path']; |
---|
| 805 | if ( !url_is_remote($path) ) |
---|
| 806 | { |
---|
| 807 | $path = PHPWG_ROOT_PATH.$path; |
---|
| 808 | } |
---|
| 809 | return $path; |
---|
| 810 | } |
---|
[12831] | 811 | |
---|
[12855] | 812 | |
---|
[11996] | 813 | /** |
---|
[764] | 814 | * fill the current user caddie with given elements, if not already in |
---|
| 815 | * caddie |
---|
| 816 | * |
---|
| 817 | * @param array elements_id |
---|
| 818 | */ |
---|
| 819 | function fill_caddie($elements_id) |
---|
| 820 | { |
---|
| 821 | global $user; |
---|
[1086] | 822 | |
---|
[764] | 823 | $query = ' |
---|
| 824 | SELECT element_id |
---|
| 825 | FROM '.CADDIE_TABLE.' |
---|
| 826 | WHERE user_id = '.$user['id'].' |
---|
| 827 | ;'; |
---|
| 828 | $in_caddie = array_from_query($query, 'element_id'); |
---|
| 829 | |
---|
| 830 | $caddiables = array_diff($elements_id, $in_caddie); |
---|
| 831 | |
---|
| 832 | $datas = array(); |
---|
| 833 | |
---|
| 834 | foreach ($caddiables as $caddiable) |
---|
| 835 | { |
---|
| 836 | array_push($datas, array('element_id' => $caddiable, |
---|
| 837 | 'user_id' => $user['id'])); |
---|
| 838 | } |
---|
| 839 | |
---|
| 840 | if (count($caddiables) > 0) |
---|
| 841 | { |
---|
| 842 | mass_inserts(CADDIE_TABLE, array('element_id','user_id'), $datas); |
---|
| 843 | } |
---|
| 844 | } |
---|
[793] | 845 | |
---|
| 846 | /** |
---|
| 847 | * returns the element name from its filename |
---|
| 848 | * |
---|
| 849 | * @param string filename |
---|
| 850 | * @return string name |
---|
| 851 | */ |
---|
| 852 | function get_name_from_file($filename) |
---|
| 853 | { |
---|
| 854 | return str_replace('_',' ',get_filename_wo_extension($filename)); |
---|
| 855 | } |
---|
| 856 | |
---|
| 857 | /** |
---|
| 858 | * returns the corresponding value from $lang if existing. Else, the key is |
---|
| 859 | * returned |
---|
| 860 | * |
---|
| 861 | * @param string key |
---|
| 862 | * @return string |
---|
| 863 | */ |
---|
[13240] | 864 | function l10n($key) |
---|
[793] | 865 | { |
---|
[5156] | 866 | global $lang, $conf; |
---|
[793] | 867 | |
---|
[13258] | 868 | if ( ($val=@$lang[$key]) == null) |
---|
| 869 | { |
---|
| 870 | if ($conf['debug_l10n'] and !isset($lang[$key]) and !empty($key)) |
---|
| 871 | { |
---|
| 872 | trigger_error('[l10n] language key "'.$key.'" is not defined', E_USER_WARNING); |
---|
| 873 | } |
---|
| 874 | $val = $key; |
---|
| 875 | } |
---|
[13240] | 876 | return $val; |
---|
[793] | 877 | } |
---|
[960] | 878 | |
---|
| 879 | /** |
---|
[1637] | 880 | * returns the prinft value for strings including %d |
---|
| 881 | * return is concorded with decimal value (singular, plural) |
---|
| 882 | * |
---|
| 883 | * @param singular string key |
---|
| 884 | * @param plural string key |
---|
| 885 | * @param decimal value |
---|
| 886 | * @return string |
---|
| 887 | */ |
---|
[5156] | 888 | function l10n_dec($singular_fmt_key, $plural_fmt_key, $decimal) |
---|
[1637] | 889 | { |
---|
[5156] | 890 | global $lang_info; |
---|
[1864] | 891 | |
---|
[5156] | 892 | return |
---|
| 893 | sprintf( |
---|
| 894 | l10n(( |
---|
| 895 | (($decimal > 1) or ($decimal == 0 and $lang_info['zero_plural'])) |
---|
| 896 | ? $plural_fmt_key |
---|
| 897 | : $singular_fmt_key |
---|
| 898 | )), $decimal); |
---|
[1637] | 899 | } |
---|
[5021] | 900 | |
---|
[1908] | 901 | /* |
---|
| 902 | * returns a single element to use with l10n_args |
---|
| 903 | * |
---|
| 904 | * @param string key: translation key |
---|
[19225] | 905 | * @param mixed args: arguments to use on sprintf($key, args) |
---|
[1908] | 906 | * if args is a array, each values are used on sprintf |
---|
| 907 | * @return string |
---|
| 908 | */ |
---|
| 909 | function get_l10n_args($key, $args) |
---|
| 910 | { |
---|
| 911 | if (is_array($args)) |
---|
| 912 | { |
---|
| 913 | $key_arg = array_merge(array($key), $args); |
---|
| 914 | } |
---|
| 915 | else |
---|
| 916 | { |
---|
| 917 | $key_arg = array($key, $args); |
---|
| 918 | } |
---|
| 919 | return array('key_args' => $key_arg); |
---|
| 920 | } |
---|
[1637] | 921 | |
---|
[1908] | 922 | /* |
---|
[19225] | 923 | * returns a string formated with l10n elements |
---|
[1908] | 924 | * |
---|
[19225] | 925 | * @param array $key_args: l10n_args element or array of l10n_args elements |
---|
| 926 | * @param string $sep: used when translated elements are concatened |
---|
[1908] | 927 | * @return string |
---|
| 928 | */ |
---|
| 929 | function l10n_args($key_args, $sep = "\n") |
---|
| 930 | { |
---|
| 931 | if (is_array($key_args)) |
---|
| 932 | { |
---|
| 933 | foreach ($key_args as $key => $element) |
---|
| 934 | { |
---|
| 935 | if (isset($result)) |
---|
| 936 | { |
---|
| 937 | $result .= $sep; |
---|
| 938 | } |
---|
| 939 | else |
---|
| 940 | { |
---|
| 941 | $result = ''; |
---|
| 942 | } |
---|
| 943 | |
---|
| 944 | if ($key === 'key_args') |
---|
| 945 | { |
---|
[19225] | 946 | array_unshift($element, l10n(array_shift($element))); // translate the key |
---|
[1908] | 947 | $result .= call_user_func_array('sprintf', $element); |
---|
| 948 | } |
---|
| 949 | else |
---|
| 950 | { |
---|
| 951 | $result .= l10n_args($element, $sep); |
---|
| 952 | } |
---|
| 953 | } |
---|
| 954 | } |
---|
| 955 | else |
---|
| 956 | { |
---|
[2502] | 957 | fatal_error('l10n_args: Invalid arguments'); |
---|
[1908] | 958 | } |
---|
| 959 | |
---|
| 960 | return $result; |
---|
| 961 | } |
---|
| 962 | |
---|
[1637] | 963 | /** |
---|
[1008] | 964 | * returns the corresponding value from $themeconf if existing. Else, the |
---|
| 965 | * key is returned |
---|
[960] | 966 | * |
---|
| 967 | * @param string key |
---|
| 968 | * @return string |
---|
| 969 | */ |
---|
| 970 | function get_themeconf($key) |
---|
| 971 | { |
---|
[1568] | 972 | global $template; |
---|
[960] | 973 | |
---|
[1568] | 974 | return $template->get_themeconf($key); |
---|
[960] | 975 | } |
---|
[1008] | 976 | |
---|
| 977 | /** |
---|
[1021] | 978 | * Returns webmaster mail address depending on $conf['webmaster_id'] |
---|
| 979 | * |
---|
| 980 | * @return string |
---|
| 981 | */ |
---|
| 982 | function get_webmaster_mail_address() |
---|
| 983 | { |
---|
| 984 | global $conf; |
---|
| 985 | |
---|
| 986 | $query = ' |
---|
| 987 | SELECT '.$conf['user_fields']['email'].' |
---|
| 988 | FROM '.USERS_TABLE.' |
---|
| 989 | WHERE '.$conf['user_fields']['id'].' = '.$conf['webmaster_id'].' |
---|
| 990 | ;'; |
---|
[4325] | 991 | list($email) = pwg_db_fetch_row(pwg_query($query)); |
---|
[1021] | 992 | |
---|
| 993 | return $email; |
---|
| 994 | } |
---|
[1027] | 995 | |
---|
| 996 | /** |
---|
[1284] | 997 | * Add configuration parameters from database to global $conf array |
---|
| 998 | * |
---|
| 999 | * @return void |
---|
| 1000 | */ |
---|
[1748] | 1001 | function load_conf_from_db($condition = '') |
---|
[1284] | 1002 | { |
---|
| 1003 | global $conf; |
---|
[1565] | 1004 | |
---|
[1284] | 1005 | $query = ' |
---|
[1748] | 1006 | SELECT param, value |
---|
[1284] | 1007 | FROM '.CONFIG_TABLE.' |
---|
[1748] | 1008 | '.(!empty($condition) ? 'WHERE '.$condition : '').' |
---|
[1284] | 1009 | ;'; |
---|
| 1010 | $result = pwg_query($query); |
---|
| 1011 | |
---|
[4325] | 1012 | if ((pwg_db_num_rows($result) == 0) and !empty($condition)) |
---|
[1284] | 1013 | { |
---|
[2502] | 1014 | fatal_error('No configuration data'); |
---|
[1284] | 1015 | } |
---|
| 1016 | |
---|
[4325] | 1017 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[1284] | 1018 | { |
---|
[12878] | 1019 | $val = isset($row['value']) ? $row['value'] : ''; |
---|
| 1020 | // If the field is true or false, the variable is transformed into a boolean value. |
---|
| 1021 | if ($val == 'true') |
---|
[1284] | 1022 | { |
---|
[12878] | 1023 | $val = true; |
---|
[1284] | 1024 | } |
---|
[12878] | 1025 | elseif ($val == 'false') |
---|
| 1026 | { |
---|
| 1027 | $val = false; |
---|
| 1028 | } |
---|
| 1029 | $conf[ $row['param'] ] = $val; |
---|
[1284] | 1030 | } |
---|
| 1031 | } |
---|
[1687] | 1032 | |
---|
[5138] | 1033 | function conf_update_param($param, $value) |
---|
| 1034 | { |
---|
| 1035 | $query = ' |
---|
[11162] | 1036 | SELECT |
---|
| 1037 | param, |
---|
| 1038 | value |
---|
[5138] | 1039 | FROM '.CONFIG_TABLE.' |
---|
[5781] | 1040 | WHERE param = \''.$param.'\' |
---|
[5138] | 1041 | ;'; |
---|
[11162] | 1042 | $params = array_from_query($query, 'param'); |
---|
[5138] | 1043 | |
---|
[11162] | 1044 | if (count($params) == 0) |
---|
| 1045 | { |
---|
| 1046 | $query = ' |
---|
[5138] | 1047 | INSERT |
---|
| 1048 | INTO '.CONFIG_TABLE.' |
---|
[5781] | 1049 | (param, value) |
---|
| 1050 | VALUES(\''.$param.'\', \''.$value.'\') |
---|
[5138] | 1051 | ;'; |
---|
[11162] | 1052 | pwg_query($query); |
---|
| 1053 | } |
---|
| 1054 | else |
---|
| 1055 | { |
---|
| 1056 | $query = ' |
---|
| 1057 | UPDATE '.CONFIG_TABLE.' |
---|
| 1058 | SET value = \''.$value.'\' |
---|
| 1059 | WHERE param = \''.$param.'\' |
---|
| 1060 | ;'; |
---|
| 1061 | pwg_query($query); |
---|
| 1062 | } |
---|
[5138] | 1063 | } |
---|
| 1064 | |
---|
[1687] | 1065 | /** |
---|
[1727] | 1066 | * Prepends and appends a string at each value of the given array. |
---|
| 1067 | * |
---|
| 1068 | * @param array |
---|
| 1069 | * @param string prefix to each array values |
---|
| 1070 | * @param string suffix to each array values |
---|
| 1071 | */ |
---|
| 1072 | function prepend_append_array_items($array, $prepend_str, $append_str) |
---|
| 1073 | { |
---|
| 1074 | array_walk( |
---|
| 1075 | $array, |
---|
| 1076 | create_function('&$s', '$s = "'.$prepend_str.'".$s."'.$append_str.'";') |
---|
| 1077 | ); |
---|
| 1078 | |
---|
| 1079 | return $array; |
---|
| 1080 | } |
---|
| 1081 | |
---|
| 1082 | /** |
---|
| 1083 | * creates an hashed based on a query, this function is a very common |
---|
| 1084 | * pattern used here. Among the selected columns fetched, choose one to be |
---|
| 1085 | * the key, another one to be the value. |
---|
| 1086 | * |
---|
| 1087 | * @param string $query |
---|
| 1088 | * @param string $keyname |
---|
| 1089 | * @param string $valuename |
---|
| 1090 | * @return array |
---|
| 1091 | */ |
---|
| 1092 | function simple_hash_from_query($query, $keyname, $valuename) |
---|
| 1093 | { |
---|
| 1094 | $array = array(); |
---|
| 1095 | |
---|
| 1096 | $result = pwg_query($query); |
---|
[4325] | 1097 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[1727] | 1098 | { |
---|
| 1099 | $array[ $row[$keyname] ] = $row[$valuename]; |
---|
| 1100 | } |
---|
| 1101 | |
---|
| 1102 | return $array; |
---|
| 1103 | } |
---|
| 1104 | |
---|
| 1105 | /** |
---|
[1866] | 1106 | * creates an hashed based on a query, this function is a very common |
---|
| 1107 | * pattern used here. The key is given as parameter, the value is an associative |
---|
| 1108 | * array. |
---|
| 1109 | * |
---|
| 1110 | * @param string $query |
---|
| 1111 | * @param string $keyname |
---|
| 1112 | * @return array |
---|
| 1113 | */ |
---|
| 1114 | function hash_from_query($query, $keyname) |
---|
| 1115 | { |
---|
| 1116 | $array = array(); |
---|
| 1117 | $result = pwg_query($query); |
---|
[4325] | 1118 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[1866] | 1119 | { |
---|
| 1120 | $array[ $row[$keyname] ] = $row; |
---|
| 1121 | } |
---|
| 1122 | return $array; |
---|
| 1123 | } |
---|
| 1124 | |
---|
| 1125 | /** |
---|
[1687] | 1126 | * Return basename of the current script |
---|
[1690] | 1127 | * Lower case convertion is applied on return value |
---|
| 1128 | * Return value is without file extention ".php" |
---|
[1687] | 1129 | * |
---|
| 1130 | * @param void |
---|
| 1131 | * |
---|
| 1132 | * @return script basename |
---|
| 1133 | */ |
---|
| 1134 | function script_basename() |
---|
| 1135 | { |
---|
[2071] | 1136 | global $conf; |
---|
| 1137 | |
---|
| 1138 | foreach (array('SCRIPT_NAME', 'SCRIPT_FILENAME', 'PHP_SELF') as $value) |
---|
[1687] | 1139 | { |
---|
[3136] | 1140 | if (!empty($_SERVER[$value])) |
---|
[2071] | 1141 | { |
---|
| 1142 | $filename = strtolower($_SERVER[$value]); |
---|
[3136] | 1143 | if ($conf['php_extension_in_urls'] and get_extension($filename)!=='php') |
---|
| 1144 | continue; |
---|
| 1145 | $basename = basename($filename, '.php'); |
---|
| 1146 | if (!empty($basename)) |
---|
[2071] | 1147 | { |
---|
| 1148 | return $basename; |
---|
| 1149 | } |
---|
| 1150 | } |
---|
[1687] | 1151 | } |
---|
[2071] | 1152 | return ''; |
---|
[1687] | 1153 | } |
---|
| 1154 | |
---|
[1722] | 1155 | /** |
---|
| 1156 | * Return value for the current page define on $conf['filter_pages'] |
---|
| 1157 | * Îf value is not defined, default value are returned |
---|
| 1158 | * |
---|
| 1159 | * @param value name |
---|
| 1160 | * |
---|
| 1161 | * @return filter page value |
---|
| 1162 | */ |
---|
| 1163 | function get_filter_page_value($value_name) |
---|
| 1164 | { |
---|
| 1165 | global $conf; |
---|
| 1166 | |
---|
| 1167 | $page_name = script_basename(); |
---|
| 1168 | |
---|
| 1169 | if (isset($conf['filter_pages'][$page_name][$value_name])) |
---|
| 1170 | { |
---|
| 1171 | return $conf['filter_pages'][$page_name][$value_name]; |
---|
| 1172 | } |
---|
| 1173 | else if (isset($conf['filter_pages']['default'][$value_name])) |
---|
| 1174 | { |
---|
| 1175 | return $conf['filter_pages']['default'][$value_name]; |
---|
| 1176 | } |
---|
| 1177 | else |
---|
| 1178 | { |
---|
| 1179 | return null; |
---|
| 1180 | } |
---|
| 1181 | } |
---|
| 1182 | |
---|
[2126] | 1183 | /** |
---|
| 1184 | * returns the character set of data sent to browsers / received from forms |
---|
| 1185 | */ |
---|
| 1186 | function get_pwg_charset() |
---|
| 1187 | { |
---|
[5982] | 1188 | $pwg_charset = 'utf-8'; |
---|
| 1189 | if (defined('PWG_CHARSET')) |
---|
| 1190 | { |
---|
| 1191 | $pwg_charset = PWG_CHARSET; |
---|
| 1192 | } |
---|
| 1193 | return $pwg_charset; |
---|
[2126] | 1194 | } |
---|
| 1195 | |
---|
| 1196 | /** |
---|
| 1197 | * includes a language file or returns the content of a language file |
---|
| 1198 | * availability of the file |
---|
| 1199 | * |
---|
| 1200 | * in descending order of preference: |
---|
| 1201 | * param language, user language, default language |
---|
[2339] | 1202 | * Piwigo default language. |
---|
[2126] | 1203 | * |
---|
| 1204 | * @param string filename |
---|
| 1205 | * @param string dirname |
---|
[2479] | 1206 | * @param mixed options can contain |
---|
| 1207 | * language - language to load (if empty uses user language) |
---|
| 1208 | * return - if true the file content is returned otherwise the file is evaluated as php |
---|
| 1209 | * target_charset - |
---|
| 1210 | * no_fallback - the language must be respected |
---|
[5208] | 1211 | * local - if true, get local language file |
---|
[2479] | 1212 | * @return boolean success status or a string if options['return'] is true |
---|
[2126] | 1213 | */ |
---|
[2479] | 1214 | function load_language($filename, $dirname = '', |
---|
| 1215 | $options = array() ) |
---|
[2126] | 1216 | { |
---|
[2127] | 1217 | global $user; |
---|
| 1218 | |
---|
[2479] | 1219 | if (! @$options['return'] ) |
---|
[2127] | 1220 | { |
---|
| 1221 | $filename .= '.php'; //MAYBE to do .. load .po and .mo localization files |
---|
| 1222 | } |
---|
| 1223 | if (empty($dirname)) |
---|
| 1224 | { |
---|
| 1225 | $dirname = PHPWG_ROOT_PATH; |
---|
| 1226 | } |
---|
| 1227 | $dirname .= 'language/'; |
---|
| 1228 | |
---|
| 1229 | $languages = array(); |
---|
[2479] | 1230 | if ( !empty($options['language']) ) |
---|
[2127] | 1231 | { |
---|
[2479] | 1232 | $languages[] = $options['language']; |
---|
[2127] | 1233 | } |
---|
| 1234 | if ( !empty($user['language']) ) |
---|
| 1235 | { |
---|
| 1236 | $languages[] = $user['language']; |
---|
| 1237 | } |
---|
[2479] | 1238 | if ( ! @$options['no_fallback'] ) |
---|
[2132] | 1239 | { |
---|
[2479] | 1240 | if ( defined('PHPWG_INSTALLED') ) |
---|
| 1241 | { |
---|
| 1242 | $languages[] = get_default_language(); |
---|
| 1243 | } |
---|
| 1244 | $languages[] = PHPWG_DEFAULT_LANGUAGE; |
---|
[2132] | 1245 | } |
---|
[2479] | 1246 | |
---|
[2127] | 1247 | $languages = array_unique($languages); |
---|
| 1248 | |
---|
[18629] | 1249 | /*Note: target charset is always utf-8 |
---|
[2479] | 1250 | if ( empty($options['target_charset']) ) |
---|
[2127] | 1251 | { |
---|
| 1252 | $target_charset = get_pwg_charset(); |
---|
| 1253 | } |
---|
[2479] | 1254 | else |
---|
| 1255 | { |
---|
| 1256 | $target_charset = $options['target_charset']; |
---|
| 1257 | } |
---|
[18629] | 1258 | $target_charset = strtolower($target_charset);*/ |
---|
[20325] | 1259 | $source_file = ''; |
---|
| 1260 | $selected_language = ''; |
---|
[2127] | 1261 | foreach ($languages as $language) |
---|
| 1262 | { |
---|
[5208] | 1263 | $f = @$options['local'] ? |
---|
| 1264 | $dirname.$language.'.'.$filename: |
---|
| 1265 | $dirname.$language.'/'.$filename; |
---|
| 1266 | |
---|
[2127] | 1267 | if (file_exists($f)) |
---|
| 1268 | { |
---|
[20325] | 1269 | $selected_language = $language; |
---|
[2127] | 1270 | $source_file = $f; |
---|
| 1271 | break; |
---|
| 1272 | } |
---|
| 1273 | } |
---|
| 1274 | |
---|
| 1275 | if ( !empty($source_file) ) |
---|
| 1276 | { |
---|
[2479] | 1277 | if (! @$options['return'] ) |
---|
[2127] | 1278 | { |
---|
| 1279 | @include($source_file); |
---|
| 1280 | $load_lang = @$lang; |
---|
| 1281 | $load_lang_info = @$lang_info; |
---|
| 1282 | |
---|
| 1283 | global $lang, $lang_info; |
---|
| 1284 | if ( !isset($lang) ) $lang=array(); |
---|
| 1285 | if ( !isset($lang_info) ) $lang_info=array(); |
---|
[20325] | 1286 | |
---|
| 1287 | $parent_language = !empty($load_lang_info['parent']) ? $load_lang_info['parent'] : ( |
---|
| 1288 | !empty($lang_info['parent']) ? $lang_info['parent'] : null ); |
---|
| 1289 | if (!empty($parent_language)) |
---|
| 1290 | { |
---|
| 1291 | @include(str_replace($selected_language, $parent_language, $source_file)); |
---|
| 1292 | } |
---|
[2127] | 1293 | |
---|
[18629] | 1294 | /* Note: target charset is always utf-8 |
---|
[5200] | 1295 | if ( 'utf-8'!=$target_charset) |
---|
[2127] | 1296 | { |
---|
| 1297 | if ( is_array($load_lang) ) |
---|
| 1298 | { |
---|
| 1299 | foreach ($load_lang as $k => $v) |
---|
| 1300 | { |
---|
| 1301 | if ( is_array($v) ) |
---|
| 1302 | { |
---|
[6355] | 1303 | $func = create_function('$v', 'return convert_charset($v, "utf-8", "'.$target_charset.'");' ); |
---|
[2127] | 1304 | $lang[$k] = array_map($func, $v); |
---|
| 1305 | } |
---|
| 1306 | else |
---|
[6355] | 1307 | $lang[$k] = convert_charset($v, 'utf-8', $target_charset); |
---|
[2127] | 1308 | } |
---|
| 1309 | } |
---|
| 1310 | if ( is_array($load_lang_info) ) |
---|
| 1311 | { |
---|
| 1312 | foreach ($load_lang_info as $k => $v) |
---|
| 1313 | { |
---|
[6355] | 1314 | $lang_info[$k] = convert_charset($v, 'utf-8', $target_charset); |
---|
[2127] | 1315 | } |
---|
| 1316 | } |
---|
| 1317 | } |
---|
| 1318 | else |
---|
[18629] | 1319 | {*/ |
---|
[2134] | 1320 | $lang = array_merge( $lang, (array)$load_lang ); |
---|
| 1321 | $lang_info = array_merge( $lang_info, (array)$load_lang_info ); |
---|
[18629] | 1322 | //} |
---|
[2127] | 1323 | return true; |
---|
| 1324 | } |
---|
| 1325 | else |
---|
| 1326 | { |
---|
| 1327 | $content = @file_get_contents($source_file); |
---|
[18629] | 1328 | //Note: target charset is always utf-8 $content = convert_charset($content, 'utf-8', $target_charset); |
---|
[2127] | 1329 | return $content; |
---|
| 1330 | } |
---|
| 1331 | } |
---|
| 1332 | return false; |
---|
[2126] | 1333 | } |
---|
| 1334 | |
---|
[2127] | 1335 | /** |
---|
[6355] | 1336 | * converts a string from a character set to another character set |
---|
[2127] | 1337 | * @param string str the string to be converted |
---|
[6355] | 1338 | * @param string source_charset the character set in which the string is encoded |
---|
[2127] | 1339 | * @param string dest_charset the destination character set |
---|
| 1340 | */ |
---|
[6355] | 1341 | function convert_charset($str, $source_charset, $dest_charset) |
---|
[2127] | 1342 | { |
---|
[6355] | 1343 | if ($source_charset==$dest_charset) |
---|
| 1344 | return $str; |
---|
| 1345 | if ($source_charset=='iso-8859-1' and $dest_charset=='utf-8') |
---|
[5200] | 1346 | { |
---|
[6355] | 1347 | return utf8_encode($str); |
---|
[2127] | 1348 | } |
---|
[6355] | 1349 | if ($source_charset=='utf-8' and $dest_charset=='iso-8859-1') |
---|
[2127] | 1350 | { |
---|
| 1351 | return utf8_decode($str); |
---|
| 1352 | } |
---|
| 1353 | if (function_exists('iconv')) |
---|
| 1354 | { |
---|
[6355] | 1355 | return iconv($source_charset, $dest_charset, $str); |
---|
[2127] | 1356 | } |
---|
| 1357 | if (function_exists('mb_convert_encoding')) |
---|
| 1358 | { |
---|
[6355] | 1359 | return mb_convert_encoding( $str, $dest_charset, $source_charset ); |
---|
[2127] | 1360 | } |
---|
| 1361 | return $str; //??? |
---|
| 1362 | } |
---|
[2917] | 1363 | |
---|
| 1364 | /** |
---|
| 1365 | * makes sure a index.htm protects the directory from browser file listing |
---|
| 1366 | * |
---|
| 1367 | * @param string dir directory |
---|
| 1368 | */ |
---|
| 1369 | function secure_directory($dir) |
---|
| 1370 | { |
---|
| 1371 | $file = $dir.'/index.htm'; |
---|
| 1372 | if (!file_exists($file)) |
---|
| 1373 | { |
---|
| 1374 | @file_put_contents($file, 'Not allowed!'); |
---|
| 1375 | } |
---|
| 1376 | } |
---|
[3145] | 1377 | |
---|
| 1378 | /** |
---|
[7495] | 1379 | * returns a "secret key" that is to be sent back when a user posts a form |
---|
[3145] | 1380 | * |
---|
[7495] | 1381 | * @param int valid_after_seconds - key validity start time from now |
---|
[3145] | 1382 | */ |
---|
[7495] | 1383 | function get_ephemeral_key($valid_after_seconds, $aditionnal_data_to_hash = '') |
---|
[3145] | 1384 | { |
---|
[7495] | 1385 | global $conf; |
---|
| 1386 | $time = round(microtime(true), 1); |
---|
| 1387 | return $time.':'.$valid_after_seconds.':' |
---|
| 1388 | .hash_hmac( |
---|
[12920] | 1389 | 'md5', |
---|
| 1390 | $time.substr($_SERVER['REMOTE_ADDR'],0,5).$valid_after_seconds.$aditionnal_data_to_hash, |
---|
[7495] | 1391 | $conf['secret_key']); |
---|
| 1392 | } |
---|
[3145] | 1393 | |
---|
[7495] | 1394 | function verify_ephemeral_key($key, $aditionnal_data_to_hash = '') |
---|
| 1395 | { |
---|
| 1396 | global $conf; |
---|
| 1397 | $time = microtime(true); |
---|
| 1398 | $key = explode( ':', @$key ); |
---|
| 1399 | if ( count($key)!=3 |
---|
| 1400 | or $key[0]>$time-(float)$key[1] // page must have been retrieved more than X sec ago |
---|
| 1401 | or $key[0]<$time-3600 // 60 minutes expiration |
---|
| 1402 | or hash_hmac( |
---|
| 1403 | 'md5', $key[0].substr($_SERVER['REMOTE_ADDR'],0,5).$key[1].$aditionnal_data_to_hash, $conf['secret_key'] |
---|
| 1404 | ) != $key[2] |
---|
| 1405 | ) |
---|
| 1406 | { |
---|
| 1407 | return false; |
---|
| 1408 | } |
---|
| 1409 | return true; |
---|
[3145] | 1410 | } |
---|
[3172] | 1411 | |
---|
| 1412 | /** |
---|
| 1413 | * return an array which will be sent to template to display navigation bar |
---|
| 1414 | */ |
---|
[18165] | 1415 | function create_navigation_bar($url, $nb_element, $start, $nb_element_page, $clean_url = false, $param_name='start') |
---|
[3172] | 1416 | { |
---|
| 1417 | global $conf; |
---|
| 1418 | |
---|
[3173] | 1419 | $navbar = array(); |
---|
[3172] | 1420 | $pages_around = $conf['paginate_pages_around']; |
---|
[18165] | 1421 | $start_str = $clean_url ? '/'.$param_name.'-' : (strpos($url, '?')===false ? '?':'&').$param_name.'='; |
---|
[3172] | 1422 | |
---|
| 1423 | if (!isset($start) or !is_numeric($start) or (is_numeric($start) and $start < 0)) |
---|
| 1424 | { |
---|
| 1425 | $start = 0; |
---|
| 1426 | } |
---|
| 1427 | |
---|
| 1428 | // navigation bar useful only if more than one page to display ! |
---|
| 1429 | if ($nb_element > $nb_element_page) |
---|
| 1430 | { |
---|
[18729] | 1431 | $url_start = $url.$start_str; |
---|
| 1432 | |
---|
| 1433 | $cur_page = $navbar['CURRENT_PAGE'] = $start / $nb_element_page + 1; |
---|
[3172] | 1434 | $maximum = ceil($nb_element / $nb_element_page); |
---|
[18729] | 1435 | |
---|
| 1436 | $start = $nb_element_page * round( $start / $nb_element_page ); |
---|
[3173] | 1437 | $previous = $start - $nb_element_page; |
---|
| 1438 | $next = $start + $nb_element_page; |
---|
| 1439 | $last = ($maximum - 1) * $nb_element_page; |
---|
[3172] | 1440 | |
---|
[3173] | 1441 | // link to first page and previous page? |
---|
[3172] | 1442 | if ($cur_page != 1) |
---|
| 1443 | { |
---|
| 1444 | $navbar['URL_FIRST'] = $url; |
---|
[18729] | 1445 | $navbar['URL_PREV'] = $previous > 0 ? $url_start.$previous : $url; |
---|
[3172] | 1446 | } |
---|
[3173] | 1447 | // link on next page and last page? |
---|
| 1448 | if ($cur_page != $maximum) |
---|
[3172] | 1449 | { |
---|
[18729] | 1450 | $navbar['URL_NEXT'] = $url_start.($next < $last ? $next : $last); |
---|
| 1451 | $navbar['URL_LAST'] = $url_start.$last; |
---|
[3172] | 1452 | } |
---|
| 1453 | |
---|
| 1454 | // pages to display |
---|
| 1455 | $navbar['pages'] = array(); |
---|
| 1456 | $navbar['pages'][1] = $url; |
---|
[18729] | 1457 | for ($i = max( floor($cur_page) - $pages_around , 2), $stop = min( ceil($cur_page) + $pages_around + 1, $maximum); |
---|
[3173] | 1458 | $i < $stop; $i++) |
---|
[3172] | 1459 | { |
---|
[3173] | 1460 | $navbar['pages'][$i] = $url.$start_str.(($i - 1) * $nb_element_page); |
---|
[3172] | 1461 | } |
---|
[18729] | 1462 | $navbar['pages'][$maximum] = $url_start.$last; |
---|
[21515] | 1463 | $navbar['NB_PAGE']=$nb_element; |
---|
[3172] | 1464 | } |
---|
| 1465 | return $navbar; |
---|
| 1466 | } |
---|
[3188] | 1467 | |
---|
| 1468 | /** |
---|
| 1469 | * return an array which will be sent to template to display recent icon |
---|
| 1470 | */ |
---|
| 1471 | function get_icon($date, $is_child_date = false) |
---|
| 1472 | { |
---|
| 1473 | global $cache, $user; |
---|
| 1474 | |
---|
| 1475 | if (empty($date)) |
---|
| 1476 | { |
---|
| 1477 | return false; |
---|
| 1478 | } |
---|
| 1479 | |
---|
| 1480 | if (!isset($cache['get_icon']['title'])) |
---|
| 1481 | { |
---|
| 1482 | $cache['get_icon']['title'] = sprintf( |
---|
[8665] | 1483 | l10n('photos posted during the last %d days'), |
---|
[3188] | 1484 | $user['recent_period'] |
---|
| 1485 | ); |
---|
| 1486 | } |
---|
| 1487 | |
---|
| 1488 | $icon = array( |
---|
| 1489 | 'TITLE' => $cache['get_icon']['title'], |
---|
| 1490 | 'IS_CHILD_DATE' => $is_child_date, |
---|
| 1491 | ); |
---|
| 1492 | |
---|
| 1493 | if (isset($cache['get_icon'][$date])) |
---|
| 1494 | { |
---|
| 1495 | return $cache['get_icon'][$date] ? $icon : array(); |
---|
| 1496 | } |
---|
| 1497 | |
---|
| 1498 | if (!isset($cache['get_icon']['sql_recent_date'])) |
---|
| 1499 | { |
---|
| 1500 | // Use MySql date in order to standardize all recent "actions/queries" |
---|
[4367] | 1501 | $cache['get_icon']['sql_recent_date'] = pwg_db_get_recent_period($user['recent_period']); |
---|
[3188] | 1502 | } |
---|
| 1503 | |
---|
| 1504 | $cache['get_icon'][$date] = $date > $cache['get_icon']['sql_recent_date']; |
---|
| 1505 | |
---|
| 1506 | return $cache['get_icon'][$date] ? $icon : array(); |
---|
| 1507 | } |
---|
[5195] | 1508 | |
---|
| 1509 | /** |
---|
| 1510 | * check token comming from form posted or get params to prevent csrf attacks |
---|
| 1511 | * if pwg_token is empty action doesn't require token |
---|
| 1512 | * else pwg_token is compare to server token |
---|
| 1513 | * |
---|
| 1514 | * @return void access denied if token given is not equal to server token |
---|
| 1515 | */ |
---|
| 1516 | function check_pwg_token() |
---|
| 1517 | { |
---|
[5335] | 1518 | if (!empty($_REQUEST['pwg_token'])) |
---|
[5195] | 1519 | { |
---|
[5335] | 1520 | if (get_pwg_token() != $_REQUEST['pwg_token']) |
---|
| 1521 | { |
---|
| 1522 | access_denied(); |
---|
| 1523 | } |
---|
[5195] | 1524 | } |
---|
[5335] | 1525 | else |
---|
| 1526 | bad_request('missing token'); |
---|
[5195] | 1527 | } |
---|
| 1528 | |
---|
| 1529 | function get_pwg_token() |
---|
| 1530 | { |
---|
| 1531 | global $conf; |
---|
| 1532 | |
---|
| 1533 | return hash_hmac('md5', session_id(), $conf['secret_key']); |
---|
| 1534 | } |
---|
| 1535 | |
---|
| 1536 | /* |
---|
| 1537 | * breaks the script execution if the given value doesn't match the given |
---|
| 1538 | * pattern. This should happen only during hacking attempts. |
---|
| 1539 | * |
---|
| 1540 | * @param string param_name |
---|
| 1541 | * @param array param_array |
---|
| 1542 | * @param boolean is_array |
---|
| 1543 | * @param string pattern |
---|
| 1544 | * |
---|
| 1545 | * @return void |
---|
| 1546 | */ |
---|
| 1547 | function check_input_parameter($param_name, $param_array, $is_array, $pattern) |
---|
| 1548 | { |
---|
| 1549 | $param_value = null; |
---|
| 1550 | if (isset($param_array[$param_name])) |
---|
| 1551 | { |
---|
| 1552 | $param_value = $param_array[$param_name]; |
---|
| 1553 | } |
---|
| 1554 | |
---|
| 1555 | // it's ok if the input parameter is null |
---|
| 1556 | if (empty($param_value)) |
---|
| 1557 | { |
---|
| 1558 | return true; |
---|
| 1559 | } |
---|
| 1560 | |
---|
| 1561 | if ($is_array) |
---|
| 1562 | { |
---|
| 1563 | if (!is_array($param_value)) |
---|
| 1564 | { |
---|
| 1565 | fatal_error('[Hacking attempt] the input parameter "'.$param_name.'" should be an array'); |
---|
| 1566 | } |
---|
| 1567 | |
---|
| 1568 | foreach ($param_value as $item_to_check) |
---|
| 1569 | { |
---|
| 1570 | if (!preg_match($pattern, $item_to_check)) |
---|
| 1571 | { |
---|
| 1572 | fatal_error('[Hacking attempt] an item is not valid in input parameter "'.$param_name.'"'); |
---|
| 1573 | } |
---|
| 1574 | } |
---|
| 1575 | } |
---|
| 1576 | else |
---|
| 1577 | { |
---|
| 1578 | if (!preg_match($pattern, $param_value)) |
---|
| 1579 | { |
---|
| 1580 | fatal_error('[Hacking attempt] the input parameter "'.$param_name.'" is not valid'); |
---|
| 1581 | } |
---|
| 1582 | } |
---|
| 1583 | } |
---|
[6025] | 1584 | |
---|
| 1585 | |
---|
| 1586 | function get_privacy_level_options() |
---|
| 1587 | { |
---|
| 1588 | global $conf; |
---|
[6355] | 1589 | |
---|
[6025] | 1590 | $options = array(); |
---|
[18629] | 1591 | $label = ''; |
---|
[6025] | 1592 | foreach (array_reverse($conf['available_permission_levels']) as $level) |
---|
| 1593 | { |
---|
| 1594 | if (0 == $level) |
---|
| 1595 | { |
---|
| 1596 | $label = l10n('Everybody'); |
---|
| 1597 | } |
---|
| 1598 | else |
---|
| 1599 | { |
---|
[18629] | 1600 | if (strlen($label)) |
---|
[6025] | 1601 | { |
---|
[18629] | 1602 | $label .= ', '; |
---|
[6025] | 1603 | } |
---|
[18629] | 1604 | $label .= l10n( sprintf('Level %d',$level) ); |
---|
[6025] | 1605 | } |
---|
| 1606 | $options[$level] = $label; |
---|
| 1607 | } |
---|
| 1608 | return $options; |
---|
| 1609 | } |
---|
[11511] | 1610 | |
---|
| 1611 | |
---|
| 1612 | /** |
---|
| 1613 | * return the branch from the version. For example version 2.2.4 is for branch 2.2 |
---|
| 1614 | */ |
---|
| 1615 | function get_branch_from_version($version) |
---|
| 1616 | { |
---|
| 1617 | return implode('.', array_slice(explode('.', $version), 0, 2)); |
---|
| 1618 | } |
---|
[13234] | 1619 | |
---|
| 1620 | /** |
---|
| 1621 | * return the device type: mobile, tablet or desktop |
---|
| 1622 | */ |
---|
| 1623 | function get_device() |
---|
| 1624 | { |
---|
| 1625 | $device = pwg_get_session_var('device'); |
---|
| 1626 | |
---|
| 1627 | if (is_null($device)) |
---|
| 1628 | { |
---|
| 1629 | include_once(PHPWG_ROOT_PATH.'include/mdetect.php'); |
---|
| 1630 | $uagent_obj = new uagent_info(); |
---|
[18967] | 1631 | if ($uagent_obj->DetectSmartphone()) |
---|
[13234] | 1632 | { |
---|
| 1633 | $device = 'mobile'; |
---|
| 1634 | } |
---|
| 1635 | elseif ($uagent_obj->DetectTierTablet()) |
---|
| 1636 | { |
---|
| 1637 | $device = 'tablet'; |
---|
| 1638 | } |
---|
| 1639 | else |
---|
| 1640 | { |
---|
| 1641 | $device = 'desktop'; |
---|
| 1642 | } |
---|
| 1643 | pwg_set_session_var('device', $device); |
---|
| 1644 | } |
---|
| 1645 | |
---|
| 1646 | return $device; |
---|
| 1647 | } |
---|
| 1648 | |
---|
| 1649 | /** |
---|
| 1650 | * return true if mobile theme should be loaded |
---|
| 1651 | */ |
---|
| 1652 | function mobile_theme() |
---|
| 1653 | { |
---|
| 1654 | global $conf; |
---|
| 1655 | |
---|
| 1656 | if (empty($conf['mobile_theme'])) |
---|
| 1657 | { |
---|
| 1658 | return false; |
---|
| 1659 | } |
---|
| 1660 | |
---|
| 1661 | if (isset($_GET['mobile'])) |
---|
| 1662 | { |
---|
| 1663 | $is_mobile_theme = get_boolean($_GET['mobile']); |
---|
| 1664 | pwg_set_session_var('mobile_theme', $is_mobile_theme); |
---|
| 1665 | } |
---|
| 1666 | else |
---|
| 1667 | { |
---|
| 1668 | $is_mobile_theme = pwg_get_session_var('mobile_theme'); |
---|
| 1669 | } |
---|
| 1670 | |
---|
| 1671 | if (is_null($is_mobile_theme)) |
---|
| 1672 | { |
---|
| 1673 | $is_mobile_theme = (get_device() == 'mobile'); |
---|
| 1674 | pwg_set_session_var('mobile_theme', $is_mobile_theme); |
---|
| 1675 | } |
---|
| 1676 | |
---|
| 1677 | return $is_mobile_theme; |
---|
| 1678 | } |
---|
[17351] | 1679 | |
---|
| 1680 | /** |
---|
| 1681 | * check url format |
---|
| 1682 | */ |
---|
| 1683 | function url_check_format($url) |
---|
| 1684 | { |
---|
| 1685 | if (version_compare(PHP_VERSION, '5.2.0') >= 0) |
---|
| 1686 | { |
---|
| 1687 | return filter_var($url, FILTER_VALIDATE_URL, FILTER_FLAG_SCHEME_REQUIRED | FILTER_FLAG_HOST_REQUIRED)!==false; |
---|
| 1688 | } |
---|
| 1689 | else |
---|
| 1690 | { |
---|
| 1691 | // http://mathiasbynens.be/demo/url-regex @imme_emosol |
---|
| 1692 | return (bool)preg_match('@^https?://(-\.)?([^\s/?\.#-]+\.?)+(/[^\s]*)?$@iS', $url); |
---|
| 1693 | } |
---|
| 1694 | } |
---|
[18164] | 1695 | |
---|
| 1696 | /** |
---|
| 1697 | * check email format |
---|
| 1698 | */ |
---|
| 1699 | function email_check_format($mail_address) |
---|
| 1700 | { |
---|
| 1701 | if (version_compare(PHP_VERSION, '5.2.0') >= 0) |
---|
| 1702 | { |
---|
| 1703 | return filter_var($mail_address, FILTER_VALIDATE_EMAIL)!==false; |
---|
| 1704 | } |
---|
| 1705 | else |
---|
| 1706 | { |
---|
| 1707 | $atom = '[-a-z0-9!#$%&\'*+\\/=?^_`{|}~]'; // before arobase |
---|
| 1708 | $domain = '([a-z0-9]([-a-z0-9]*[a-z0-9]+)?)'; // domain name |
---|
| 1709 | $regex = '/^' . $atom . '+' . '(\.' . $atom . '+)*' . '@' . '(' . $domain . '{1,63}\.)+' . $domain . '{2,63}$/i'; |
---|
| 1710 | |
---|
| 1711 | return (bool)preg_match($regex, $mail_address); |
---|
| 1712 | } |
---|
| 1713 | } |
---|
[2126] | 1714 | ?> |
---|