Функция PHP xdiff_file_patch
mixed xdiff_file_patch ( string file, string patch, string dest [, int flags] )
xdiff_file_patch patches file file with unified patch in file patch and stores result in file dest.
flags can be either XDIFF_PATCH_NORMAL (default mode, normal patch) or XDIFF_PATCH_REVERSE (reversed patch).
Returns FALSE if an internal error happened, string with rejected chunks of patch or TRUE if patch has been successfully applied.
xdiff_file_patch example The following code applies unified diff to a file.
<?php
$old_version = 'my_script-1.0.php';
$patch = 'my_script.patch';
$errors = xdiff_file_patch($old_version, $patch, 'my_script-1.1.php');
if (is_string($errors)) {
echo "Rejects: ";
echo $errors;
}
?>
Patch reversing example The following code reverses a patch.
<?php
$new_version = 'my_script-1.1.php';
$patch = 'my_script.patch';
$errors = xdiff_file_patch($new_version, $patch, 'my_script-1.0.php', XDIFF_PATCH_REVERSE);
if (is_string($errors)) {
echo "Rejects: ";
echo $errors;
}
?>
See also xdiff_string_patch.