diff --git a/plugins/perms/README.md b/plugins/perms/README.md new file mode 100644 index 00000000..873c21d4 --- /dev/null +++ b/plugins/perms/README.md @@ -0,0 +1,9 @@ +## Perms + +Plugin to handle some unix filesystem permissions quickly + +### Usage + +* `set755` recursively sets all directories located within the current working directory and sub directories to octal 755. +* `set644` recursively sets all files located within the current working directory and sub directories to octal 644. +* `fixperms` is a wrapper around `set755` and `set644` applied to a specified directory or the current directory otherwise. It also prompts prior to execution unlike the other two aliases. \ No newline at end of file diff --git a/plugins/perms/perms.plugin.zsh b/plugins/perms/perms.plugin.zsh new file mode 100644 index 00000000..81f56d57 --- /dev/null +++ b/plugins/perms/perms.plugin.zsh @@ -0,0 +1,78 @@ +# Some useful commands for setting permissions. +# +# Rory Hardy [GneatGeek] +# Andrew Janke [apjanke] + +### Aliases + +# Set all files' permissions to 644 recursively in a directory +alias set644='find . -type f -print0 | xargs -0 chmod 644' + +# Set all directories' permissions to 755 recursively in a directory +alias set755='find . -type d -print0 | xargs -0 chmod 755' + +### Functions + +# fixperms - fix permissions on files and directories, with confirmation +# Returns 0 on success, nonzero if any errors occurred +fixperms () { + local opts confirm target exit_status chmod_opts use_slow_mode + zparseopts -E -D -a opts -help -slow v+=chmod_opts + if [[ $# > 1 || -n "${opts[(r)--help]}" ]]; then + cat < 1 )) + return $exit_status + fi + + if [[ $# == 0 ]]; then + target="." + else + target="$1" + fi + if [[ -n ${opts[(r)--slow]} ]]; then use_slow=true; else use_slow=false; fi + + # Because this requires confirmation, bail in noninteractive shells + if [[ ! -o interactive ]]; then + echo "fixperms: cannot run in noninteractive shell" + return 1 + fi + + echo "Fixing perms on $target?" + printf '%s' "Proceed? (y|n) " + read confirm + if [[ "$confirm" != y ]]; then + # User aborted + return 1 + fi + + # This xargs form is faster than -exec chmod {} \; but will encounter + # issues if the directories themselves have permissions such that you can't + # recurse in to them. If that happens, just rerun this a few times. + exit_status=0; + if [[ $use_slow == true ]]; then + # Process directories first so non-traversable ones are fixed as we go + find "$target" -type d -exec chmod $chmod_opts 755 {} \; + if [[ $? != 0 ]]; then exit_status=$?; fi + find "$target" -type f -exec chmod $chmod_opts 644 {} \; + if [[ $? != 0 ]]; then exit_status=$?; fi + else + find "$target" -type d -print0 | xargs -0 chmod $chmod_opts 755 + if [[ $? != 0 ]]; then exit_status=$?; fi + find "$target" -type f -print0 | xargs -0 chmod $chmod_opts 644 + if [[ $? != 0 ]]; then exit_status=$?; fi + fi + echo "Complete" + return $exit_status +}