diff options
author | Eric Barnes <eric@ericlbarnes.com> | 2011-11-27 06:30:22 +0100 |
---|---|---|
committer | Eric Barnes <eric@ericlbarnes.com> | 2011-11-27 06:30:22 +0100 |
commit | 7e66dda705743cbfe1d522ddb73e5694006ec42c (patch) | |
tree | c08b63deb28c09ec49d9173280f1ca234debfe50 /user_guide_src/source/helpers/path_helper.rst | |
parent | 7eceb03f083643254c7393c6b5ebe539e344a1ba (diff) | |
parent | e101593561a10632c1d63180436b19f1d7115046 (diff) |
Merge branch 'refs/heads/develop' into feature/unit-tests
Conflicts:
user_guide/helpers/number_helper.html
Diffstat (limited to 'user_guide_src/source/helpers/path_helper.rst')
-rw-r--r-- | user_guide_src/source/helpers/path_helper.rst | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/user_guide_src/source/helpers/path_helper.rst b/user_guide_src/source/helpers/path_helper.rst new file mode 100644 index 000000000..1a70af458 --- /dev/null +++ b/user_guide_src/source/helpers/path_helper.rst @@ -0,0 +1,37 @@ +########### +Path Helper +########### + +The Path Helper file contains functions that permits you to work with +file paths on the server. + +.. contents:: Page Contents + +Loading this Helper +=================== + +This helper is loaded using the following code + +:: + + $this->load->helper('path'); + +The following functions are available: + +set_realpath() +============== + +Checks to see if the path exists. This function will return a server +path without symbolic links or relative directory structures. An +optional second argument will cause an error to be triggered if the path +cannot be resolved. + +:: + + $directory = '/etc/passwd'; + echo set_realpath($directory); // returns "/etc/passwd" + $non_existent_directory = '/path/to/nowhere'; + echo set_realpath($non_existent_directory, TRUE); // returns an error, as the path could not be resolved + echo set_realpath($non_existent_directory, FALSE); // returns "/path/to/nowhere" + + |