1538 lines
No EOL
42 KiB
PHP
1538 lines
No EOL
42 KiB
PHP
<?php
|
||
// +-----------------------------------------------------------------------+
|
||
// | Piwigo - a PHP based picture gallery |
|
||
// +-----------------------------------------------------------------------+
|
||
// | Copyright(C) 2008 Piwigo Team http://piwigo.org |
|
||
// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
|
||
// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
|
||
// +-----------------------------------------------------------------------+
|
||
// | This program is free software; you can redistribute it and/or modify |
|
||
// | it under the terms of the GNU General Public License as published by |
|
||
// | the Free Software Foundation |
|
||
// | |
|
||
// | This program is distributed in the hope that it will be useful, but |
|
||
// | WITHOUT ANY WARRANTY; without even the implied warranty of |
|
||
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
||
// | General Public License for more details. |
|
||
// | |
|
||
// | You should have received a copy of the GNU General Public License |
|
||
// | along with this program; if not, write to the Free Software |
|
||
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
|
||
// | USA. |
|
||
// +-----------------------------------------------------------------------+
|
||
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_user.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_cookie.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_session.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_category.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_xml.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_html.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_tag.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_url.inc.php' );
|
||
include_once( PHPWG_ROOT_PATH .'include/functions_plugins.inc.php' );
|
||
|
||
//----------------------------------------------------------- generic functions
|
||
|
||
/**
|
||
* returns an array containing the possible values of an enum field
|
||
*
|
||
* @param string tablename
|
||
* @param string fieldname
|
||
*/
|
||
function get_enums($table, $field)
|
||
{
|
||
// retrieving the properties of the table. Each line represents a field :
|
||
// columns are 'Field', 'Type'
|
||
$result = pwg_query('desc '.$table);
|
||
while ($row = mysql_fetch_array($result))
|
||
{
|
||
// we are only interested in the the field given in parameter for the
|
||
// function
|
||
if ($row['Field'] == $field)
|
||
{
|
||
// retrieving possible values of the enum field
|
||
// enum('blue','green','black')
|
||
$options = explode(',', substr($row['Type'], 5, -1));
|
||
foreach ($options as $i => $option)
|
||
{
|
||
$options[$i] = str_replace("'", '',$option);
|
||
}
|
||
}
|
||
}
|
||
mysql_free_result($result);
|
||
return $options;
|
||
}
|
||
|
||
// get_boolean transforms a string to a boolean value. If the string is
|
||
// "false" (case insensitive), then the boolean value false is returned. In
|
||
// any other case, true is returned.
|
||
function get_boolean( $string )
|
||
{
|
||
$boolean = true;
|
||
if ( preg_match( '/^false$/i', $string ) )
|
||
{
|
||
$boolean = false;
|
||
}
|
||
return $boolean;
|
||
}
|
||
|
||
/**
|
||
* returns boolean string 'true' or 'false' if the given var is boolean
|
||
*
|
||
* @param mixed $var
|
||
* @return mixed
|
||
*/
|
||
function boolean_to_string($var)
|
||
{
|
||
if (is_bool($var))
|
||
{
|
||
if ($var)
|
||
{
|
||
return 'true';
|
||
}
|
||
else
|
||
{
|
||
return 'false';
|
||
}
|
||
}
|
||
else
|
||
{
|
||
return $var;
|
||
}
|
||
}
|
||
|
||
// The function get_moment returns a float value coresponding to the number
|
||
// of seconds since the unix epoch (1st January 1970) and the microseconds
|
||
// are precised : e.g. 1052343429.89276600
|
||
function get_moment()
|
||
{
|
||
$t1 = explode( ' ', microtime() );
|
||
$t2 = explode( '.', $t1[0] );
|
||
$t2 = $t1[1].'.'.$t2[1];
|
||
return $t2;
|
||
}
|
||
|
||
// The function get_elapsed_time returns the number of seconds (with 3
|
||
// decimals precision) between the start time and the end time given.
|
||
function get_elapsed_time( $start, $end )
|
||
{
|
||
return number_format( $end - $start, 3, '.', ' ').' s';
|
||
}
|
||
|
||
// - The replace_space function replaces space and '-' characters
|
||
// by their HTML equivalent &nbsb; and −
|
||
// - The function does not replace characters in HTML tags
|
||
// - This function was created because IE5 does not respect the
|
||
// CSS "white-space: nowrap;" property unless space and minus
|
||
// characters are replaced like this function does.
|
||
// - Example :
|
||
// <div class="foo">My friend</div>
|
||
// ( 01234567891111111111222222222233 )
|
||
// ( 0123456789012345678901 )
|
||
// becomes :
|
||
// <div class="foo">My friend</div>
|
||
function replace_space( $string )
|
||
{
|
||
//return $string;
|
||
$return_string = '';
|
||
// $remaining is the rest of the string where to replace spaces characters
|
||
$remaining = $string;
|
||
// $start represents the position of the next '<' character
|
||
// $end represents the position of the next '>' character
|
||
$start = 0;
|
||
$end = 0;
|
||
$start = strpos ( $remaining, '<' ); // -> 0
|
||
$end = strpos ( $remaining, '>' ); // -> 16
|
||
// as long as a '<' and his friend '>' are found, we loop
|
||
while ( is_numeric( $start ) and is_numeric( $end ) )
|
||
{
|
||
// $treatment is the part of the string to treat
|
||
// In the first loop of our example, this variable is empty, but in the
|
||
// second loop, it equals 'My friend'
|
||
$treatment = substr ( $remaining, 0, $start );
|
||
// Replacement of ' ' by his equivalent ' '
|
||
$treatment = str_replace( ' ', ' ', $treatment );
|
||
$treatment = str_replace( '-', '−', $treatment );
|
||
// composing the string to return by adding the treated string and the
|
||
// following HTML tag -> 'My friend</div>'
|
||
$return_string.= $treatment.substr( $remaining, $start, $end-$start+1 );
|
||
// the remaining string is deplaced to the part after the '>' of this
|
||
// loop
|
||
$remaining = substr ( $remaining, $end + 1, strlen( $remaining ) );
|
||
$start = strpos ( $remaining, '<' );
|
||
$end = strpos ( $remaining, '>' );
|
||
}
|
||
$treatment = str_replace( ' ', ' ', $remaining );
|
||
$treatment = str_replace( '-', '−', $treatment );
|
||
$return_string.= $treatment;
|
||
|
||
return $return_string;
|
||
}
|
||
|
||
// get_extension returns the part of the string after the last "."
|
||
function get_extension( $filename )
|
||
{
|
||
return substr( strrchr( $filename, '.' ), 1, strlen ( $filename ) );
|
||
}
|
||
|
||
// get_filename_wo_extension returns the part of the string before the last
|
||
// ".".
|
||
// get_filename_wo_extension( 'test.tar.gz' ) -> 'test.tar'
|
||
function get_filename_wo_extension( $filename )
|
||
{
|
||
$pos = strrpos( $filename, '.' );
|
||
return ($pos===false) ? $filename : substr( $filename, 0, $pos);
|
||
}
|
||
|
||
/**
|
||
* returns an array contening sub-directories, excluding ".svn"
|
||
*
|
||
* @param string $dir
|
||
* @return array
|
||
*/
|
||
function get_dirs($directory)
|
||
{
|
||
$sub_dirs = array();
|
||
if ($opendir = opendir($directory))
|
||
{
|
||
while ($file = readdir($opendir))
|
||
{
|
||
if ($file != '.'
|
||
and $file != '..'
|
||
and is_dir($directory.'/'.$file)
|
||
and $file != '.svn')
|
||
{
|
||
array_push($sub_dirs, $file);
|
||
}
|
||
}
|
||
closedir($opendir);
|
||
}
|
||
return $sub_dirs;
|
||
}
|
||
|
||
define('MKGETDIR_NONE', 0);
|
||
define('MKGETDIR_RECURSIVE', 1);
|
||
define('MKGETDIR_DIE_ON_ERROR', 2);
|
||
define('MKGETDIR_PROTECT_INDEX', 4);
|
||
define('MKGETDIR_PROTECT_HTACCESS', 8);
|
||
define('MKGETDIR_DEFAULT', 7);
|
||
/**
|
||
* creates directory if not exists; ensures that directory is writable
|
||
* @param:
|
||
* string $dir
|
||
* int $flags combination of MKGETDIR_xxx
|
||
* @return bool false on error else true
|
||
*/
|
||
function mkgetdir($dir, $flags=MKGETDIR_DEFAULT)
|
||
{
|
||
if ( !is_dir($dir) )
|
||
{
|
||
$umask = umask(0);
|
||
$mkd = @mkdir($dir, 0755, ($flags&MKGETDIR_RECURSIVE) ? true:false );
|
||
umask($umask);
|
||
if ($mkd==false)
|
||
{
|
||
!($flags&MKGETDIR_DIE_ON_ERROR) or fatal_error( "$dir ".l10n('no_write_access'));
|
||
return false;
|
||
}
|
||
if( $flags&MKGETDIR_PROTECT_HTACCESS )
|
||
{
|
||
$file = $dir.'/.htaccess';
|
||
file_exists($file) or @file_put_contents( $file, 'deny from all' );
|
||
}
|
||
if( $flags&MKGETDIR_PROTECT_INDEX )
|
||
{
|
||
$file = $dir.'/index.htm';
|
||
file_exists($file) or @file_put_contents( $file, 'Not allowed!' );
|
||
}
|
||
}
|
||
if ( !is_writable($dir) )
|
||
{
|
||
if ( !is_writable($dir) )
|
||
{
|
||
!($flags&MKGETDIR_DIE_ON_ERROR) or fatal_error( "$dir ".l10n('no_write_access'));
|
||
return false;
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
|
||
/**
|
||
* returns thumbnail directory name of input diretoty name
|
||
* make thumbnail directory is necessary
|
||
* set error messages on array messages
|
||
*
|
||
* @param:
|
||
* string $dirname
|
||
* arrayy $errors
|
||
* @return bool false on error else string directory name
|
||
*/
|
||
function mkget_thumbnail_dir($dirname, &$errors)
|
||
{
|
||
$tndir = $dirname.'/thumbnail';
|
||
if (! mkgetdir($tndir, MKGETDIR_NONE) )
|
||
{
|
||
array_push($errors,
|
||
'['.$dirname.'] : '.l10n('no_write_access'));
|
||
return false;
|
||
}
|
||
return $tndir;
|
||
}
|
||
|
||
/* Returns true if the string appears to be encoded in UTF-8. (from wordpress)
|
||
* @param string Str
|
||
*/
|
||
function seems_utf8($Str) { # by bmorel at ssi dot fr
|
||
for ($i=0; $i<strlen($Str); $i++) {
|
||
if (ord($Str[$i]) < 0x80) continue; # 0bbbbbbb
|
||
elseif ((ord($Str[$i]) & 0xE0) == 0xC0) $n=1; # 110bbbbb
|
||
elseif ((ord($Str[$i]) & 0xF0) == 0xE0) $n=2; # 1110bbbb
|
||
elseif ((ord($Str[$i]) & 0xF8) == 0xF0) $n=3; # 11110bbb
|
||
elseif ((ord($Str[$i]) & 0xFC) == 0xF8) $n=4; # 111110bb
|
||
elseif ((ord($Str[$i]) & 0xFE) == 0xFC) $n=5; # 1111110b
|
||
else return false; # Does not match any model
|
||
for ($j=0; $j<$n; $j++) { # n bytes matching 10bbbbbb follow ?
|
||
if ((++$i == strlen($Str)) || ((ord($Str[$i]) & 0xC0) != 0x80))
|
||
return false;
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
|
||
/* Remove accents from a UTF-8 or ISO-859-1 string (from wordpress)
|
||
* @param string sstring - an UTF-8 or ISO-8859-1 string
|
||
*/
|
||
function remove_accents($string)
|
||
{
|
||
if ( !preg_match('/[\x80-\xff]/', $string) )
|
||
return $string;
|
||
|
||
if (seems_utf8($string)) {
|
||
$chars = array(
|
||
// Decompositions for Latin-1 Supplement
|
||
chr(195).chr(128) => 'A', chr(195).chr(129) => 'A',
|
||
chr(195).chr(130) => 'A', chr(195).chr(131) => 'A',
|
||
chr(195).chr(132) => 'A', chr(195).chr(133) => 'A',
|
||
chr(195).chr(135) => 'C', chr(195).chr(136) => 'E',
|
||
chr(195).chr(137) => 'E', chr(195).chr(138) => 'E',
|
||
chr(195).chr(139) => 'E', chr(195).chr(140) => 'I',
|
||
chr(195).chr(141) => 'I', chr(195).chr(142) => 'I',
|
||
chr(195).chr(143) => 'I', chr(195).chr(145) => 'N',
|
||
chr(195).chr(146) => 'O', chr(195).chr(147) => 'O',
|
||
chr(195).chr(148) => 'O', chr(195).chr(149) => 'O',
|
||
chr(195).chr(150) => 'O', chr(195).chr(153) => 'U',
|
||
chr(195).chr(154) => 'U', chr(195).chr(155) => 'U',
|
||
chr(195).chr(156) => 'U', chr(195).chr(157) => 'Y',
|
||
chr(195).chr(159) => 's', chr(195).chr(160) => 'a',
|
||
chr(195).chr(161) => 'a', chr(195).chr(162) => 'a',
|
||
chr(195).chr(163) => 'a', chr(195).chr(164) => 'a',
|
||
chr(195).chr(165) => 'a', chr(195).chr(167) => 'c',
|
||
chr(195).chr(168) => 'e', chr(195).chr(169) => 'e',
|
||
chr(195).chr(170) => 'e', chr(195).chr(171) => 'e',
|
||
chr(195).chr(172) => 'i', chr(195).chr(173) => 'i',
|
||
chr(195).chr(174) => 'i', chr(195).chr(175) => 'i',
|
||
chr(195).chr(177) => 'n', chr(195).chr(178) => 'o',
|
||
chr(195).chr(179) => 'o', chr(195).chr(180) => 'o',
|
||
chr(195).chr(181) => 'o', chr(195).chr(182) => 'o',
|
||
chr(195).chr(182) => 'o', chr(195).chr(185) => 'u',
|
||
chr(195).chr(186) => 'u', chr(195).chr(187) => 'u',
|
||
chr(195).chr(188) => 'u', chr(195).chr(189) => 'y',
|
||
chr(195).chr(191) => 'y',
|
||
// Decompositions for Latin Extended-A
|
||
chr(196).chr(128) => 'A', chr(196).chr(129) => 'a',
|
||
chr(196).chr(130) => 'A', chr(196).chr(131) => 'a',
|
||
chr(196).chr(132) => 'A', chr(196).chr(133) => 'a',
|
||
chr(196).chr(134) => 'C', chr(196).chr(135) => 'c',
|
||
chr(196).chr(136) => 'C', chr(196).chr(137) => 'c',
|
||
chr(196).chr(138) => 'C', chr(196).chr(139) => 'c',
|
||
chr(196).chr(140) => 'C', chr(196).chr(141) => 'c',
|
||
chr(196).chr(142) => 'D', chr(196).chr(143) => 'd',
|
||
chr(196).chr(144) => 'D', chr(196).chr(145) => 'd',
|
||
chr(196).chr(146) => 'E', chr(196).chr(147) => 'e',
|
||
chr(196).chr(148) => 'E', chr(196).chr(149) => 'e',
|
||
chr(196).chr(150) => 'E', chr(196).chr(151) => 'e',
|
||
chr(196).chr(152) => 'E', chr(196).chr(153) => 'e',
|
||
chr(196).chr(154) => 'E', chr(196).chr(155) => 'e',
|
||
chr(196).chr(156) => 'G', chr(196).chr(157) => 'g',
|
||
chr(196).chr(158) => 'G', chr(196).chr(159) => 'g',
|
||
chr(196).chr(160) => 'G', chr(196).chr(161) => 'g',
|
||
chr(196).chr(162) => 'G', chr(196).chr(163) => 'g',
|
||
chr(196).chr(164) => 'H', chr(196).chr(165) => 'h',
|
||
chr(196).chr(166) => 'H', chr(196).chr(167) => 'h',
|
||
chr(196).chr(168) => 'I', chr(196).chr(169) => 'i',
|
||
chr(196).chr(170) => 'I', chr(196).chr(171) => 'i',
|
||
chr(196).chr(172) => 'I', chr(196).chr(173) => 'i',
|
||
chr(196).chr(174) => 'I', chr(196).chr(175) => 'i',
|
||
chr(196).chr(176) => 'I', chr(196).chr(177) => 'i',
|
||
chr(196).chr(178) => 'IJ',chr(196).chr(179) => 'ij',
|
||
chr(196).chr(180) => 'J', chr(196).chr(181) => 'j',
|
||
chr(196).chr(182) => 'K', chr(196).chr(183) => 'k',
|
||
chr(196).chr(184) => 'k', chr(196).chr(185) => 'L',
|
||
chr(196).chr(186) => 'l', chr(196).chr(187) => 'L',
|
||
chr(196).chr(188) => 'l', chr(196).chr(189) => 'L',
|
||
chr(196).chr(190) => 'l', chr(196).chr(191) => 'L',
|
||
chr(197).chr(128) => 'l', chr(197).chr(129) => 'L',
|
||
chr(197).chr(130) => 'l', chr(197).chr(131) => 'N',
|
||
chr(197).chr(132) => 'n', chr(197).chr(133) => 'N',
|
||
chr(197).chr(134) => 'n', chr(197).chr(135) => 'N',
|
||
chr(197).chr(136) => 'n', chr(197).chr(137) => 'N',
|
||
chr(197).chr(138) => 'n', chr(197).chr(139) => 'N',
|
||
chr(197).chr(140) => 'O', chr(197).chr(141) => 'o',
|
||
chr(197).chr(142) => 'O', chr(197).chr(143) => 'o',
|
||
chr(197).chr(144) => 'O', chr(197).chr(145) => 'o',
|
||
chr(197).chr(146) => 'OE',chr(197).chr(147) => 'oe',
|
||
chr(197).chr(148) => 'R',chr(197).chr(149) => 'r',
|
||
chr(197).chr(150) => 'R',chr(197).chr(151) => 'r',
|
||
chr(197).chr(152) => 'R',chr(197).chr(153) => 'r',
|
||
chr(197).chr(154) => 'S',chr(197).chr(155) => 's',
|
||
chr(197).chr(156) => 'S',chr(197).chr(157) => 's',
|
||
chr(197).chr(158) => 'S',chr(197).chr(159) => 's',
|
||
chr(197).chr(160) => 'S', chr(197).chr(161) => 's',
|
||
chr(197).chr(162) => 'T', chr(197).chr(163) => 't',
|
||
chr(197).chr(164) => 'T', chr(197).chr(165) => 't',
|
||
chr(197).chr(166) => 'T', chr(197).chr(167) => 't',
|
||
chr(197).chr(168) => 'U', chr(197).chr(169) => 'u',
|
||
chr(197).chr(170) => 'U', chr(197).chr(171) => 'u',
|
||
chr(197).chr(172) => 'U', chr(197).chr(173) => 'u',
|
||
chr(197).chr(174) => 'U', chr(197).chr(175) => 'u',
|
||
chr(197).chr(176) => 'U', chr(197).chr(177) => 'u',
|
||
chr(197).chr(178) => 'U', chr(197).chr(179) => 'u',
|
||
chr(197).chr(180) => 'W', chr(197).chr(181) => 'w',
|
||
chr(197).chr(182) => 'Y', chr(197).chr(183) => 'y',
|
||
chr(197).chr(184) => 'Y', chr(197).chr(185) => 'Z',
|
||
chr(197).chr(186) => 'z', chr(197).chr(187) => 'Z',
|
||
chr(197).chr(188) => 'z', chr(197).chr(189) => 'Z',
|
||
chr(197).chr(190) => 'z', chr(197).chr(191) => 's',
|
||
// Euro Sign
|
||
chr(226).chr(130).chr(172) => 'E',
|
||
// GBP (Pound) Sign
|
||
chr(194).chr(163) => '');
|
||
|
||
$string = strtr($string, $chars);
|
||
} else {
|
||
// Assume ISO-8859-1 if not UTF-8
|
||
$chars['in'] = chr(128).chr(131).chr(138).chr(142).chr(154).chr(158)
|
||
.chr(159).chr(162).chr(165).chr(181).chr(192).chr(193).chr(194)
|
||
.chr(195).chr(196).chr(197).chr(199).chr(200).chr(201).chr(202)
|
||
.chr(203).chr(204).chr(205).chr(206).chr(207).chr(209).chr(210)
|
||
.chr(211).chr(212).chr(213).chr(214).chr(216).chr(217).chr(218)
|
||
.chr(219).chr(220).chr(221).chr(224).chr(225).chr(226).chr(227)
|
||
.chr(228).chr(229).chr(231).chr(232).chr(233).chr(234).chr(235)
|
||
.chr(236).chr(237).chr(238).chr(239).chr(241).chr(242).chr(243)
|
||
.chr(244).chr(245).chr(246).chr(248).chr(249).chr(250).chr(251)
|
||
.chr(252).chr(253).chr(255);
|
||
|
||
$chars['out'] = "EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy";
|
||
|
||
$string = strtr($string, $chars['in'], $chars['out']);
|
||
$double_chars['in'] = array(chr(140), chr(156), chr(198), chr(208), chr(222), chr(223), chr(230), chr(240), chr(254));
|
||
$double_chars['out'] = array('OE', 'oe', 'AE', 'DH', 'TH', 'ss', 'ae', 'dh', 'th');
|
||
$string = str_replace($double_chars['in'], $double_chars['out'], $string);
|
||
}
|
||
|
||
return $string;
|
||
}
|
||
|
||
/**
|
||
* simplify a string to insert it into an URL
|
||
*
|
||
* @param string
|
||
* @return string
|
||
*/
|
||
function str2url($str)
|
||
{
|
||
$str = remove_accents($str);
|
||
$str = preg_replace('/[^a-z0-9_\s\'\:\/\[\],-]/','',strtolower($str));
|
||
$str = preg_replace('/[\s\'\:\/\[\],-]+/',' ',trim($str));
|
||
$res = str_replace(' ','_',$str);
|
||
|
||
return $res;
|
||
}
|
||
|
||
//-------------------------------------------- Piwigo specific functions
|
||
|
||
/**
|
||
* returns an array with a list of {language_code => language_name}
|
||
*
|
||
* @returns array
|
||
*/
|
||
function get_languages($target_charset = null)
|
||
{
|
||
if ( empty($target_charset) )
|
||
{
|
||
$target_charset = get_pwg_charset();
|
||
}
|
||
$target_charset = strtolower($target_charset);
|
||
|
||
$dir = opendir(PHPWG_ROOT_PATH.'language');
|
||
$languages = array();
|
||
|
||
while ($file = readdir($dir))
|
||
{
|
||
$path = PHPWG_ROOT_PATH.'language/'.$file;
|
||
if (is_dir($path) and !is_link($path) and file_exists($path.'/iso.txt'))
|
||
{
|
||
list($language_name) = @file($path.'/iso.txt');
|
||
|
||
$langdef = explode('.',$file);
|
||
if (count($langdef)>1) // (langCode,encoding)
|
||
{
|
||
$langdef[1] = strtolower($langdef[1]);
|
||
|
||
if (
|
||
$target_charset==$langdef[1]
|
||
or
|
||
($target_charset=='utf-8' and $langdef[1]=='iso-8859-1')
|
||
or
|
||
($target_charset=='iso-8859-1' and
|
||
in_array( substr($langdef[0],2), array('en','fr','de','es','it','nl')))
|
||
)
|
||
{
|
||
$language_name = convert_charset($language_name,
|
||
$langdef[1], $target_charset);
|
||
$languages[ $langdef[0] ] = $language_name;
|
||
}
|
||
else
|
||
continue; // the language encoding is not compatible with our charset
|
||
}
|
||
else
|
||
{ // UTF-8
|
||
$language_name = convert_charset($language_name,
|
||
'utf-8', $target_charset);
|
||
$languages[$file] = $language_name;
|
||
}
|
||
}
|
||
}
|
||
closedir($dir);
|
||
@asort($languages);
|
||
@reset($languages);
|
||
|
||
return $languages;
|
||
}
|
||
|
||
function pwg_log($image_id = null, $image_type = null)
|
||
{
|
||
global $conf, $user, $page;
|
||
|
||
$do_log = $conf['log'];
|
||
if (is_admin())
|
||
{
|
||
$do_log = $conf['history_admin'];
|
||
}
|
||
if (is_a_guest())
|
||
{
|
||
$do_log = $conf['history_guest'];
|
||
}
|
||
|
||
$do_log = trigger_event('pwg_log_allowed', $do_log, $image_id, $image_type);
|
||
|
||
if (!$do_log)
|
||
{
|
||
return false;
|
||
}
|
||
|
||
$tags_string = null;
|
||
if (isset($page['section']) and $page['section'] == 'tags')
|
||
{
|
||
$tag_ids = array();
|
||
foreach ($page['tags'] as $tag)
|
||
{
|
||
array_push($tag_ids, $tag['id']);
|
||
}
|
||
|
||
$tags_string = implode(',', $tag_ids);
|
||
}
|
||
|
||
$query = '
|
||
INSERT INTO '.HISTORY_TABLE.'
|
||
(
|
||
date,
|
||
time,
|
||
user_id,
|
||
IP,
|
||
section,
|
||
category_id,
|
||
image_id,
|
||
image_type,
|
||
tag_ids
|
||
)
|
||
VALUES
|
||
(
|
||
CURDATE(),
|
||
CURTIME(),
|
||
'.$user['id'].',
|
||
\''.$_SERVER['REMOTE_ADDR'].'\',
|
||
'.(isset($page['section']) ? "'".$page['section']."'" : 'NULL').',
|
||
'.(isset($page['category']['id']) ? $page['category']['id'] : 'NULL').',
|
||
'.(isset($image_id) ? $image_id : 'NULL').',
|
||
'.(isset($image_type) ? "'".$image_type."'" : 'NULL').',
|
||
'.(isset($tags_string) ? "'".$tags_string."'" : 'NULL').'
|
||
)
|
||
;';
|
||
pwg_query($query);
|
||
|
||
return true;
|
||
}
|
||
|
||
// format_date returns a formatted date for display. The date given in
|
||
// argument can be a unixdate (number of seconds since the 01.01.1970) or an
|
||
// american format (2003-09-15). By option, you can show the time. The
|
||
// output is internationalized.
|
||
//
|
||
// format_date( "2003-09-15", 'us', true ) -> "Monday 15 September 2003 21:52"
|
||
function format_date($date, $type = 'us', $show_time = false)
|
||
{
|
||
global $lang;
|
||
|
||
list($year,$month,$day,$hour,$minute,$second) = array(0,0,0,0,0,0);
|
||
|
||
switch ( $type )
|
||
{
|
||
case 'us' :
|
||
{
|
||
list($year,$month,$day) = explode('-', $date);
|
||
break;
|
||
}
|
||
case 'unix' :
|
||
{
|
||
list($year,$month,$day,$hour,$minute) =
|
||
explode('.', date('Y.n.j.G.i', $date));
|
||
break;
|
||
}
|
||
case 'mysql_datetime' :
|
||
{
|
||
preg_match('/^(\d{4})-(\d{2})-(\d{2}) (\d{2}):(\d{2}):(\d{2})$/',
|
||
$date, $out);
|
||
list($year,$month,$day,$hour,$minute,$second) =
|
||
array($out[1],$out[2],$out[3],$out[4],$out[5],$out[6]);
|
||
break;
|
||
}
|
||
}
|
||
$formated_date = '';
|
||
// before 1970, Microsoft Windows can't mktime
|
||
if ($year >= 1970)
|
||
{
|
||
// we ask midday because Windows think it's prior to midnight with a
|
||
// zero and refuse to work
|
||
$formated_date.= $lang['day'][date('w', mktime(12,0,0,$month,$day,$year))];
|
||
}
|
||
$formated_date.= ' '.$day;
|
||
$formated_date.= ' '.$lang['month'][(int)$month];
|
||
$formated_date.= ' '.$year;
|
||
if ($show_time)
|
||
{
|
||
$formated_date.= ' '.$hour.':'.$minute;
|
||
}
|
||
|
||
return $formated_date;
|
||
}
|
||
|
||
function pwg_query($query)
|
||
{
|
||
global $conf,$page,$debug,$t2;
|
||
|
||
$start = get_moment();
|
||
($result = mysql_query($query)) or my_error($query, $conf['die_on_sql_error']);
|
||
|
||
$time = get_moment() - $start;
|
||
|
||
if (!isset($page['count_queries']))
|
||
{
|
||
$page['count_queries'] = 0;
|
||
$page['queries_time'] = 0;
|
||
}
|
||
|
||
$page['count_queries']++;
|
||
$page['queries_time']+= $time;
|
||
|
||
if ($conf['show_queries'])
|
||
{
|
||
$output = '';
|
||
$output.= '<pre>['.$page['count_queries'].'] ';
|
||
$output.= "\n".$query;
|
||
$output.= "\n".'(this query time : ';
|
||
$output.= '<b>'.number_format($time, 3, '.', ' ').' s)</b>';
|
||
$output.= "\n".'(total SQL time : ';
|
||
$output.= number_format($page['queries_time'], 3, '.', ' ').' s)';
|
||
$output.= "\n".'(total time : ';
|
||
$output.= number_format( ($time+$start-$t2), 3, '.', ' ').' s)';
|
||
if ( $result!=null and preg_match('/\s*SELECT\s+/i',$query) )
|
||
{
|
||
$output.= "\n".'(num rows : ';
|
||
$output.= mysql_num_rows($result).' )';
|
||
}
|
||
elseif ( $result!=null
|
||
and preg_match('/\s*INSERT|UPDATE|REPLACE|DELETE\s+/i',$query) )
|
||
{
|
||
$output.= "\n".'(affected rows : ';
|
||
$output.= mysql_affected_rows().' )';
|
||
}
|
||
$output.= "</pre>\n";
|
||
|
||
$debug .= $output;
|
||
}
|
||
|
||
return $result;
|
||
}
|
||
|
||
function pwg_debug( $string )
|
||
{
|
||
global $debug,$t2,$page;
|
||
|
||
$now = explode( ' ', microtime() );
|
||
$now2 = explode( '.', $now[0] );
|
||
$now2 = $now[1].'.'.$now2[1];
|
||
$time = number_format( $now2 - $t2, 3, '.', ' ').' s';
|
||
$debug .= '<p>';
|
||
$debug.= '['.$time.', ';
|
||
$debug.= $page['count_queries'].' queries] : '.$string;
|
||
$debug.= "</p>\n";
|
||
}
|
||
|
||
/**
|
||
* Redirects to the given URL (HTTP method)
|
||
*
|
||
* Note : once this function called, the execution doesn't go further
|
||
* (presence of an exit() instruction.
|
||
*
|
||
* @param string $url
|
||
* @return void
|
||
*/
|
||
function redirect_http( $url )
|
||
{
|
||
if (ob_get_length () !== FALSE)
|
||
{
|
||
ob_clean();
|
||
}
|
||
// default url is on html format
|
||
$url = html_entity_decode($url);
|
||
header('Request-URI: '.$url);
|
||
header('Content-Location: '.$url);
|
||
header('Location: '.$url);
|
||
exit();
|
||
}
|
||
|
||
/**
|
||
* Redirects to the given URL (HTML method)
|
||
*
|
||
* Note : once this function called, the execution doesn't go further
|
||
* (presence of an exit() instruction.
|
||
*
|
||
* @param string $url
|
||
* @param string $title_msg
|
||
* @param integer $refreh_time
|
||
* @return void
|
||
*/
|
||
function redirect_html( $url , $msg = '', $refresh_time = 0)
|
||
{
|
||
global $user, $template, $lang_info, $conf, $lang, $t2, $page, $debug;
|
||
|
||
if (!isset($lang_info))
|
||
{
|
||
$user = build_user( $conf['guest_id'], true);
|
||
load_language('common.lang');
|
||
trigger_action('loading_lang');
|
||
load_language('local.lang', '', array('no_fallback'=>true) );
|
||
list($tmpl, $thm) = explode('/', get_default_template());
|
||
$template = new Template(PHPWG_ROOT_PATH.'template/'.$tmpl, $thm);
|
||
}
|
||
else
|
||
{
|
||
$template = new Template(PHPWG_ROOT_PATH.'template/'.$user['template'], $user['theme']);
|
||
}
|
||
|
||
if (empty($msg))
|
||
{
|
||
$msg = nl2br(l10n('redirect_msg'));
|
||
}
|
||
|
||
$refresh = $refresh_time;
|
||
$url_link = $url;
|
||
$title = 'redirection';
|
||
|
||
$template->set_filenames( array( 'redirect' => 'redirect.tpl' ) );
|
||
|
||
include( PHPWG_ROOT_PATH.'include/page_header.php' );
|
||
|
||
$template->set_filenames( array( 'redirect' => 'redirect.tpl' ) );
|
||
$template->assign('REDIRECT_MSG', $msg);
|
||
|
||
$template->parse('redirect');
|
||
|
||
include( PHPWG_ROOT_PATH.'include/page_tail.php' );
|
||
|
||
exit();
|
||
}
|
||
|
||
/**
|
||
* Redirects to the given URL (Switch to HTTP method or HTML method)
|
||
*
|
||
* Note : once this function called, the execution doesn't go further
|
||
* (presence of an exit() instruction.
|
||
*
|
||
* @param string $url
|
||
* @param string $title_msg
|
||
* @param integer $refreh_time
|
||
* @return void
|
||
*/
|
||
function redirect( $url , $msg = '', $refresh_time = 0)
|
||
{
|
||
global $conf;
|
||
|
||
// with RefeshTime <> 0, only html must be used
|
||
if ($conf['default_redirect_method']=='http'
|
||
and $refresh_time==0
|
||
and !headers_sent()
|
||
)
|
||
{
|
||
redirect_http($url);
|
||
}
|
||
else
|
||
{
|
||
redirect_html($url, $msg, $refresh_time);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* returns $_SERVER['QUERY_STRING'] whitout keys given in parameters
|
||
*
|
||
* @param array $rejects
|
||
* @param boolean $escape - if true escape & to & (for html)
|
||
* @returns string
|
||
*/
|
||
function get_query_string_diff($rejects=array(), $escape=true)
|
||
{
|
||
$query_string = '';
|
||
|
||
$str = $_SERVER['QUERY_STRING'];
|
||
parse_str($str, $vars);
|
||
|
||
$is_first = true;
|
||
foreach ($vars as $key => $value)
|
||
{
|
||
if (!in_array($key, $rejects))
|
||
{
|
||
$query_string.= $is_first ? '?' : ($escape ? '&' : '&' );
|
||
$is_first = false;
|
||
$query_string.= $key.'='.$value;
|
||
}
|
||
}
|
||
|
||
return $query_string;
|
||
}
|
||
|
||
function url_is_remote($url)
|
||
{
|
||
if ( strncmp($url, 'http://', 7)==0
|
||
or strncmp($url, 'https://', 8)==0 )
|
||
{
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
/**
|
||
* returns available template/theme
|
||
*/
|
||
function get_pwg_themes()
|
||
{
|
||
global $conf;
|
||
$themes = array();
|
||
|
||
$template_dir = PHPWG_ROOT_PATH.'template';
|
||
|
||
foreach (get_dirs($template_dir) as $template)
|
||
{
|
||
foreach (get_dirs($template_dir.'/'.$template.'/theme') as $theme)
|
||
{
|
||
if ( ($template.'/'.$theme) != $conf['admin_layout'] )
|
||
array_push($themes, $template.'/'.$theme);
|
||
}
|
||
}
|
||
|
||
return $themes;
|
||
}
|
||
|
||
/* Returns the PATH to the thumbnail to be displayed. If the element does not
|
||
* have a thumbnail, the default mime image path is returned. The PATH can be
|
||
* used in the php script, but not sent to the browser.
|
||
* @param array element_info assoc array containing element info from db
|
||
* at least 'path', 'tn_ext' and 'id' should be present
|
||
*/
|
||
function get_thumbnail_path($element_info)
|
||
{
|
||
$path = get_thumbnail_location($element_info);
|
||
if ( !url_is_remote($path) )
|
||
{
|
||
$path = PHPWG_ROOT_PATH.$path;
|
||
}
|
||
return $path;
|
||
}
|
||
|
||
/* Returns the URL of the thumbnail to be displayed. If the element does not
|
||
* have a thumbnail, the default mime image url is returned. The URL can be
|
||
* sent to the browser, but not used in the php script.
|
||
* @param array element_info assoc array containing element info from db
|
||
* at least 'path', 'tn_ext' and 'id' should be present
|
||
*/
|
||
function get_thumbnail_url($element_info)
|
||
{
|
||
$path = get_thumbnail_location($element_info);
|
||
if ( !url_is_remote($path) )
|
||
{
|
||
$path = embellish_url(get_root_url().$path);
|
||
}
|
||
|
||
// plugins want another url ?
|
||
$path = trigger_event('get_thumbnail_url', $path, $element_info);
|
||
return $path;
|
||
}
|
||
|
||
/* returns the relative path of the thumnail with regards to to the root
|
||
of piwigo (not the current page!).This function is not intended to be
|
||
called directly from code.*/
|
||
function get_thumbnail_location($element_info)
|
||
{
|
||
global $conf;
|
||
if ( !empty( $element_info['tn_ext'] ) )
|
||
{
|
||
$path = substr_replace(
|
||
get_filename_wo_extension($element_info['path']),
|
||
'/thumbnail/'.$conf['prefix_thumbnail'],
|
||
strrpos($element_info['path'],'/'),
|
||
1
|
||
);
|
||
$path.= '.'.$element_info['tn_ext'];
|
||
}
|
||
else
|
||
{
|
||
$path = get_themeconf('mime_icon_dir')
|
||
.strtolower(get_extension($element_info['path'])).'.png';
|
||
}
|
||
|
||
// plugins want another location ?
|
||
$path = trigger_event( 'get_thumbnail_location', $path, $element_info);
|
||
return $path;
|
||
}
|
||
|
||
/* returns the title of the thumnail */
|
||
function get_thumbnail_title($element_info)
|
||
{
|
||
// message in title for the thumbnail
|
||
if (isset($element_info['file']))
|
||
{
|
||
$thumbnail_title = $element_info['file'];
|
||
}
|
||
else
|
||
{
|
||
$thumbnail_title = '';
|
||
}
|
||
|
||
if (!empty($element_info['filesize']))
|
||
{
|
||
$thumbnail_title .= ' : '.l10n_dec('%d Kb', '%d Kb', $element_info['filesize']);
|
||
}
|
||
|
||
return $thumbnail_title;
|
||
}
|
||
|
||
// my_error returns (or send to standard output) the message concerning the
|
||
// error occured for the last mysql query.
|
||
function my_error($header, $die)
|
||
{
|
||
$error = "[mysql error ".mysql_errno().'] '.mysql_error()."\n";
|
||
$error .= $header;
|
||
|
||
if ($die)
|
||
{
|
||
fatal_error($error);
|
||
}
|
||
echo("<pre>");
|
||
trigger_error($error, E_USER_WARNING);
|
||
echo("</pre>");
|
||
}
|
||
|
||
|
||
/**
|
||
* creates an array based on a query, this function is a very common pattern
|
||
* used here
|
||
*
|
||
* @param string $query
|
||
* @param string $fieldname
|
||
* @return array
|
||
*/
|
||
function array_from_query($query, $fieldname)
|
||
{
|
||
$array = array();
|
||
|
||
$result = pwg_query($query);
|
||
while ($row = mysql_fetch_array($result))
|
||
{
|
||
array_push($array, $row[$fieldname]);
|
||
}
|
||
|
||
return $array;
|
||
}
|
||
|
||
/**
|
||
* fill the current user caddie with given elements, if not already in
|
||
* caddie
|
||
*
|
||
* @param array elements_id
|
||
*/
|
||
function fill_caddie($elements_id)
|
||
{
|
||
global $user;
|
||
|
||
include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
|
||
|
||
$query = '
|
||
SELECT element_id
|
||
FROM '.CADDIE_TABLE.'
|
||
WHERE user_id = '.$user['id'].'
|
||
;';
|
||
$in_caddie = array_from_query($query, 'element_id');
|
||
|
||
$caddiables = array_diff($elements_id, $in_caddie);
|
||
|
||
$datas = array();
|
||
|
||
foreach ($caddiables as $caddiable)
|
||
{
|
||
array_push($datas, array('element_id' => $caddiable,
|
||
'user_id' => $user['id']));
|
||
}
|
||
|
||
if (count($caddiables) > 0)
|
||
{
|
||
mass_inserts(CADDIE_TABLE, array('element_id','user_id'), $datas);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* returns the element name from its filename
|
||
*
|
||
* @param string filename
|
||
* @return string name
|
||
*/
|
||
function get_name_from_file($filename)
|
||
{
|
||
return str_replace('_',' ',get_filename_wo_extension($filename));
|
||
}
|
||
|
||
/**
|
||
* returns the corresponding value from $lang if existing. Else, the key is
|
||
* returned
|
||
*
|
||
* @param string key
|
||
* @return string
|
||
*/
|
||
function l10n($key)
|
||
{
|
||
global $lang, $conf;
|
||
|
||
if ($conf['debug_l10n'] and !isset($lang[$key]) and !empty($key))
|
||
{
|
||
trigger_error('[l10n] language key "'.$key.'" is not defined', E_USER_NOTICE);
|
||
}
|
||
|
||
return isset($lang[$key]) ? $lang[$key] : $key;
|
||
}
|
||
|
||
/**
|
||
* returns the prinft value for strings including %d
|
||
* return is concorded with decimal value (singular, plural)
|
||
*
|
||
* @param singular string key
|
||
* @param plural string key
|
||
* @param decimal value
|
||
* @return string
|
||
*/
|
||
function l10n_dec($singular_fmt_key, $plural_fmt_key, $decimal)
|
||
{
|
||
global $lang_info;
|
||
|
||
return
|
||
sprintf(
|
||
l10n((
|
||
(($decimal > 1) or ($decimal == 0 and $lang_info['zero_plural']))
|
||
? $plural_fmt_key
|
||
: $singular_fmt_key
|
||
)), $decimal);
|
||
}
|
||
/*
|
||
* returns a single element to use with l10n_args
|
||
*
|
||
* @param string key: translation key
|
||
* @param array/string/../number args:
|
||
* arguments to use on sprintf($key, args)
|
||
* if args is a array, each values are used on sprintf
|
||
* @return string
|
||
*/
|
||
function get_l10n_args($key, $args)
|
||
{
|
||
if (is_array($args))
|
||
{
|
||
$key_arg = array_merge(array($key), $args);
|
||
}
|
||
else
|
||
{
|
||
$key_arg = array($key, $args);
|
||
}
|
||
return array('key_args' => $key_arg);
|
||
}
|
||
|
||
/*
|
||
* returns a string with formated with l10n_args elements
|
||
*
|
||
* @param element/array $key_args: element or array of l10n_args elements
|
||
* @param $sep: if $key_args is array,
|
||
* separator is used when translated l10n_args elements are concated
|
||
* @return string
|
||
*/
|
||
function l10n_args($key_args, $sep = "\n")
|
||
{
|
||
if (is_array($key_args))
|
||
{
|
||
foreach ($key_args as $key => $element)
|
||
{
|
||
if (isset($result))
|
||
{
|
||
$result .= $sep;
|
||
}
|
||
else
|
||
{
|
||
$result = '';
|
||
}
|
||
|
||
if ($key === 'key_args')
|
||
{
|
||
array_unshift($element, l10n(array_shift($element)));
|
||
$result .= call_user_func_array('sprintf', $element);
|
||
}
|
||
else
|
||
{
|
||
$result .= l10n_args($element, $sep);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
fatal_error('l10n_args: Invalid arguments');
|
||
}
|
||
|
||
return $result;
|
||
}
|
||
|
||
/**
|
||
* returns the corresponding value from $themeconf if existing. Else, the
|
||
* key is returned
|
||
*
|
||
* @param string key
|
||
* @return string
|
||
*/
|
||
function get_themeconf($key)
|
||
{
|
||
global $template;
|
||
|
||
return $template->get_themeconf($key);
|
||
}
|
||
|
||
/**
|
||
* Returns webmaster mail address depending on $conf['webmaster_id']
|
||
*
|
||
* @return string
|
||
*/
|
||
function get_webmaster_mail_address()
|
||
{
|
||
global $conf;
|
||
|
||
$query = '
|
||
SELECT '.$conf['user_fields']['email'].'
|
||
FROM '.USERS_TABLE.'
|
||
WHERE '.$conf['user_fields']['id'].' = '.$conf['webmaster_id'].'
|
||
;';
|
||
list($email) = mysql_fetch_array(pwg_query($query));
|
||
|
||
return $email;
|
||
}
|
||
|
||
/**
|
||
* which upgrades are available ?
|
||
*
|
||
* @return array
|
||
*/
|
||
function get_available_upgrade_ids()
|
||
{
|
||
$upgrades_path = PHPWG_ROOT_PATH.'install/db';
|
||
|
||
$available_upgrade_ids = array();
|
||
|
||
if ($contents = opendir($upgrades_path))
|
||
{
|
||
while (($node = readdir($contents)) !== false)
|
||
{
|
||
if (is_file($upgrades_path.'/'.$node)
|
||
and preg_match('/^(.*?)-database\.php$/', $node, $match))
|
||
{
|
||
array_push($available_upgrade_ids, $match[1]);
|
||
}
|
||
}
|
||
}
|
||
natcasesort($available_upgrade_ids);
|
||
|
||
return $available_upgrade_ids;
|
||
}
|
||
|
||
/**
|
||
* Add configuration parameters from database to global $conf array
|
||
*
|
||
* @return void
|
||
*/
|
||
function load_conf_from_db($condition = '')
|
||
{
|
||
global $conf;
|
||
|
||
$query = '
|
||
SELECT param, value
|
||
FROM '.CONFIG_TABLE.'
|
||
'.(!empty($condition) ? 'WHERE '.$condition : '').'
|
||
;';
|
||
$result = pwg_query($query);
|
||
|
||
if ((mysql_num_rows($result) == 0) and !empty($condition))
|
||
{
|
||
fatal_error('No configuration data');
|
||
}
|
||
|
||
while ($row = mysql_fetch_array($result))
|
||
{
|
||
$conf[ $row['param'] ] = isset($row['value']) ? $row['value'] : '';
|
||
|
||
// If the field is true or false, the variable is transformed into a
|
||
// boolean value.
|
||
if ($conf[$row['param']] == 'true' or $conf[$row['param']] == 'false')
|
||
{
|
||
$conf[ $row['param'] ] = get_boolean($conf[ $row['param'] ]);
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Prepends and appends a string at each value of the given array.
|
||
*
|
||
* @param array
|
||
* @param string prefix to each array values
|
||
* @param string suffix to each array values
|
||
*/
|
||
function prepend_append_array_items($array, $prepend_str, $append_str)
|
||
{
|
||
array_walk(
|
||
$array,
|
||
create_function('&$s', '$s = "'.$prepend_str.'".$s."'.$append_str.'";')
|
||
);
|
||
|
||
return $array;
|
||
}
|
||
|
||
/**
|
||
* creates an hashed based on a query, this function is a very common
|
||
* pattern used here. Among the selected columns fetched, choose one to be
|
||
* the key, another one to be the value.
|
||
*
|
||
* @param string $query
|
||
* @param string $keyname
|
||
* @param string $valuename
|
||
* @return array
|
||
*/
|
||
function simple_hash_from_query($query, $keyname, $valuename)
|
||
{
|
||
$array = array();
|
||
|
||
$result = pwg_query($query);
|
||
while ($row = mysql_fetch_array($result))
|
||
{
|
||
$array[ $row[$keyname] ] = $row[$valuename];
|
||
}
|
||
|
||
return $array;
|
||
}
|
||
|
||
/**
|
||
* creates an hashed based on a query, this function is a very common
|
||
* pattern used here. The key is given as parameter, the value is an associative
|
||
* array.
|
||
*
|
||
* @param string $query
|
||
* @param string $keyname
|
||
* @return array
|
||
*/
|
||
function hash_from_query($query, $keyname)
|
||
{
|
||
$array = array();
|
||
$result = pwg_query($query);
|
||
while ($row = mysql_fetch_assoc($result))
|
||
{
|
||
$array[ $row[$keyname] ] = $row;
|
||
}
|
||
return $array;
|
||
}
|
||
|
||
/**
|
||
* Return basename of the current script
|
||
* Lower case convertion is applied on return value
|
||
* Return value is without file extention ".php"
|
||
*
|
||
* @param void
|
||
*
|
||
* @return script basename
|
||
*/
|
||
function script_basename()
|
||
{
|
||
global $conf;
|
||
|
||
foreach (array('SCRIPT_NAME', 'SCRIPT_FILENAME', 'PHP_SELF') as $value)
|
||
{
|
||
$continue = !empty($_SERVER[$value]);
|
||
if ($continue)
|
||
{
|
||
$filename = strtolower($_SERVER[$value]);
|
||
|
||
if ($conf['php_extension_in_urls'])
|
||
{
|
||
$continue = get_extension($filename) === 'php';
|
||
}
|
||
|
||
if ($continue)
|
||
{
|
||
$basename = basename($filename, '.php');
|
||
$continue = !empty($basename);
|
||
}
|
||
|
||
if ($continue)
|
||
{
|
||
return $basename;
|
||
}
|
||
}
|
||
}
|
||
|
||
return '';
|
||
}
|
||
|
||
/**
|
||
* Return value for the current page define on $conf['filter_pages']
|
||
* <20>f value is not defined, default value are returned
|
||
*
|
||
* @param value name
|
||
*
|
||
* @return filter page value
|
||
*/
|
||
function get_filter_page_value($value_name)
|
||
{
|
||
global $conf;
|
||
|
||
$page_name = script_basename();
|
||
|
||
if (isset($conf['filter_pages'][$page_name][$value_name]))
|
||
{
|
||
return $conf['filter_pages'][$page_name][$value_name];
|
||
}
|
||
else if (isset($conf['filter_pages']['default'][$value_name]))
|
||
{
|
||
return $conf['filter_pages']['default'][$value_name];
|
||
}
|
||
else
|
||
{
|
||
return null;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* returns the character set of data sent to browsers / received from forms
|
||
*/
|
||
function get_pwg_charset()
|
||
{
|
||
defined('PWG_CHARSET') or fatal_error('load_language PWG_CHARSET undefined');
|
||
return PWG_CHARSET;
|
||
}
|
||
|
||
/**
|
||
* includes a language file or returns the content of a language file
|
||
* availability of the file
|
||
*
|
||
* in descending order of preference:
|
||
* param language, user language, default language
|
||
* Piwigo default language.
|
||
*
|
||
* @param string filename
|
||
* @param string dirname
|
||
* @param mixed options can contain
|
||
* language - language to load (if empty uses user language)
|
||
* return - if true the file content is returned otherwise the file is evaluated as php
|
||
* target_charset -
|
||
* no_fallback - the language must be respected
|
||
* @return boolean success status or a string if options['return'] is true
|
||
*/
|
||
function load_language($filename, $dirname = '',
|
||
$options = array() )
|
||
{
|
||
global $user;
|
||
|
||
if (! @$options['return'] )
|
||
{
|
||
$filename .= '.php'; //MAYBE to do .. load .po and .mo localization files
|
||
}
|
||
if (empty($dirname))
|
||
{
|
||
$dirname = PHPWG_ROOT_PATH;
|
||
}
|
||
$dirname .= 'language/';
|
||
|
||
$languages = array();
|
||
if ( !empty($options['language']) )
|
||
{
|
||
$languages[] = $options['language'];
|
||
}
|
||
if ( !empty($user['language']) )
|
||
{
|
||
$languages[] = $user['language'];
|
||
}
|
||
if ( ! @$options['no_fallback'] )
|
||
{
|
||
if ( defined('PHPWG_INSTALLED') )
|
||
{
|
||
$languages[] = get_default_language();
|
||
}
|
||
$languages[] = PHPWG_DEFAULT_LANGUAGE;
|
||
}
|
||
|
||
$languages = array_unique($languages);
|
||
|
||
if ( empty($options['target_charset']) )
|
||
{
|
||
$target_charset = get_pwg_charset();
|
||
}
|
||
else
|
||
{
|
||
$target_charset = $options['target_charset'];
|
||
}
|
||
$target_charset = strtolower($target_charset);
|
||
$source_charset = '';
|
||
$source_file = '';
|
||
foreach ($languages as $language)
|
||
{
|
||
$dir = $dirname.$language;
|
||
|
||
// exact charset match - no conversion required
|
||
$f = $dir.'.'.$target_charset.'/'.$filename;
|
||
if (file_exists($f))
|
||
{
|
||
$source_file = $f;
|
||
break;
|
||
}
|
||
|
||
// UTF-8 ?
|
||
$f = $dir.'/'.$filename;
|
||
if (file_exists($f))
|
||
{
|
||
$source_charset = 'utf-8';
|
||
$source_file = $f;
|
||
break;
|
||
}
|
||
|
||
if ($target_charset=='utf-8')
|
||
{ // we accept conversion from ISO-8859-1 to UTF-8
|
||
$f = $dir.'.iso-8859-1/'.$filename;
|
||
if (file_exists($f))
|
||
{
|
||
$source_charset = 'iso-8859-1';
|
||
$source_file = $f;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
if ( !empty($source_file) )
|
||
{
|
||
if (! @$options['return'] )
|
||
{
|
||
@include($source_file);
|
||
$load_lang = @$lang;
|
||
$load_lang_info = @$lang_info;
|
||
|
||
global $lang, $lang_info;
|
||
if ( !isset($lang) ) $lang=array();
|
||
if ( !isset($lang_info) ) $lang_info=array();
|
||
|
||
if ( !empty($source_charset) and $source_charset!=$target_charset)
|
||
{
|
||
if ( is_array($load_lang) )
|
||
{
|
||
foreach ($load_lang as $k => $v)
|
||
{
|
||
if ( is_array($v) )
|
||
{
|
||
$func = create_function('$v', 'return convert_charset($v, "'.$source_charset.'","'.$target_charset.'");' );
|
||
$lang[$k] = array_map($func, $v);
|
||
}
|
||
else
|
||
$lang[$k] = convert_charset($v, $source_charset, $target_charset);
|
||
}
|
||
}
|
||
if ( is_array($load_lang_info) )
|
||
{
|
||
foreach ($load_lang_info as $k => $v)
|
||
{
|
||
$lang_info[$k] = convert_charset($v, $source_charset, $target_charset);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
$lang = array_merge( $lang, (array)$load_lang );
|
||
$lang_info = array_merge( $lang_info, (array)$load_lang_info );
|
||
}
|
||
return true;
|
||
}
|
||
else
|
||
{
|
||
$content = @file_get_contents($source_file);
|
||
if ( !empty($source_charset) and $source_charset!=$target_charset)
|
||
{
|
||
$content = convert_charset($content, $source_charset, $target_charset);
|
||
}
|
||
return $content;
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
|
||
/**
|
||
* converts a string from a character set to another character set
|
||
* @param string str the string to be converted
|
||
* @param string source_charset the character set in which the string is encoded
|
||
* @param string dest_charset the destination character set
|
||
*/
|
||
function convert_charset($str, $source_charset, $dest_charset)
|
||
{
|
||
if ($source_charset==$dest_charset)
|
||
return $str;
|
||
if ($source_charset=='iso-8859-1' and $dest_charset=='utf-8')
|
||
{
|
||
return utf8_encode($str);
|
||
}
|
||
if ($source_charset=='utf-8' and $dest_charset=='iso-8859-1')
|
||
{
|
||
return utf8_decode($str);
|
||
}
|
||
if (function_exists('iconv'))
|
||
{
|
||
return iconv($source_charset, $dest_charset, $str);
|
||
}
|
||
if (function_exists('mb_convert_encoding'))
|
||
{
|
||
return mb_convert_encoding( $str, $dest_charset, $source_charset );
|
||
}
|
||
return $str; //???
|
||
}
|
||
?>
|