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Diffstat (limited to 'includes/jpeg_metadata_tk/pjmt_utils.php')
| -rw-r--r-- | includes/jpeg_metadata_tk/pjmt_utils.php | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/includes/jpeg_metadata_tk/pjmt_utils.php b/includes/jpeg_metadata_tk/pjmt_utils.php deleted file mode 100644 index 07579b3..0000000 --- a/includes/jpeg_metadata_tk/pjmt_utils.php +++ /dev/null @@ -1,150 +0,0 @@ -<?php -/****************************************************************************** -* -* Filename: pjmt_utils.php -* -* Description: Provides various utility functions for the toolkit -* -* Author: Evan Hunter -* -* Date: 20/1/2005 -* -* Project: JPEG Metadata -* -* Revision: 1.11 -* -* NOTE: This file will change with every revision update, hence will not -* be shown in the changes list -* -* URL: http://electronics.ozhiker.com -* -* Copyright: Copyright Evan Hunter 2004 -* -* License: This file is part of the PHP JPEG Metadata Toolkit. -* -* The PHP JPEG Metadata Toolkit 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; either version 2 of the License, or (at your -* option) any later version. -* -* The PHP JPEG Metadata Toolkit 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 the PHP JPEG Metadata Toolkit; if not, -* write to the Free Software Foundation, Inc., 59 Temple -* Place, Suite 330, Boston, MA 02111-1307 USA -* -* If you require a different license for commercial or other -* purposes, please contact the author: evan@ozhiker.com -* -******************************************************************************/ - - -/****************************************************************************** -* -* Function: get_relative_path -* -* Description: Creates a relative path version of a file or directiroy name, -* given a directory that it will be relative to. -* -* Parameters: target - a file or directory name which will be made relative -* fromdir - the directory which the returned path is relative to -* -* Returns: output - the relative path -* -******************************************************************************/ - -function get_relative_path( $target, $fromdir ) -{ - // Check that the fromdir has a trailing slash, otherwise realpath will - // strip the last directory name off - if ( ( $fromdir[ strlen( $fromdir ) - 1 ] != "\\" ) && - ( $fromdir[ strlen( $fromdir ) - 1 ] != "/" ) ) - { - $fromdir .= "/"; - } - - // get a real directory name for each of the target and from directory - $from = realpath( $fromdir ); - $target = realpath( $target ); - $to = dirname( $target ); - - // Can't get relative path with drive in path - remove it - if ( ( $colonpos = strpos( $target, ":" ) ) != FALSE ) - { - $target = substr( $target, $colonpos+1 ); - } - if ( ( $colonpos = strpos( $from, ":" ) ) != FALSE ) - { - $from = substr( $from, $colonpos+1 ); - } - if ( ( $colonpos = strpos( $to, ":" ) ) != FALSE ) - { - $to = substr( $to, $colonpos+1 ); - } - - - $path = "../"; - $posval = 0; - // Step through the paths until a difference is found (ignore slash, backslash differences - // or the end of one is found - while ( ( ( $from[$posval] == $to[$posval] ) || - ( ( $from[$posval] == "\\" ) && ( $to[$posval] == "/" ) ) || - ( ( $from[$posval] == "/" ) && ( $to[$posval] == "\\" ) ) ) && - ( $from[$posval] && $to[$posval] ) ) - { - $posval++; - } - // Save the position of the first difference - $diffpos = $posval; - - // Check if the directories are the same or - // the if target is in a subdirectory of the fromdir - if ( ( ! $from[$posval] ) && - ( $to[$posval] == "/" || $to[$posval] == "\\" || !$to[$posval] ) ) - { - // target is in fromdir or a subdirectory - // Build relative path starting with a ./ - return ( "./" . substr( $target, $posval+1, strlen( $target ) ) ); - } - else - { - // target is outside the fromdir branch - // find out how many "../"'s are necessary - // Step through the fromdir path, checking for slashes - // each slash encountered requires a "../" - while ( $from[++$posval] ) - { - // Check for slash - if ( ( $from[$posval] == "/" ) || ( $from[$posval] == "\\" ) ) - { - // Found a slash, add a "../" - $path .= "../"; - } - } - - // Search backwards to find where the first common directory - // as some letters in the first different directory names - // may have been the same - $diffpos--; - while ( ( $to[$diffpos] != "/" ) && ( $to[$diffpos] != "\\" ) && $to[$diffpos] ) - { - $diffpos--; - } - // Build relative path to return - - return ( $path . substr( $target, $diffpos+1, strlen( $target ) ) ); - } -} - -/****************************************************************************** -* End of Function: get_relative_path -******************************************************************************/ - - -?>
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