Readme update

+ a bugfix.

zpac

@@ -20,8 +20,13 @@ usage() {
 		        -s        Search for <package>.
 		          -S        Search only in the sync db. Implies -s.
 		          -A        Search only in AUR. Implies -s.
-		        -d        Get the package sources (default).
-				            Set twice to also get the dependencies.
+		        -d        Get the package sources (default). Set twice to also get the dependencies.
+		          -f        Force downloading package sources even if they are already present in the working directory.
+		        -w <dir>  Set the working directory.
+
+		Warning! Due to how the argument handling works, you can do this:
+		  $ zpac -wdd /tmp/workdir package
+		Where /tmp/workdir is an argument to w. Don't do this. But it works, unfortunately.
 	EOF
 }
 
@@ -35,7 +40,14 @@ aur.search() {
 		aur_search_results=( $( jshon -e results -a -e Name -u <<< "$aur_api_search_data" ) )
 
 		for i in "${!aur_search_results[@]}"; do
-			printf 'aur/%s\n    %s\n' "${aur_search_results[${i}]}" "$( jshon -e results -e $i -e Description -u <<< "$aur_api_search_data" )"
+			{
+				read -r version
+				read -r description
+			} < <(
+				jshon -e results -e $i -e Version -u -p -e Description -u <<< "$aur_api_search_data"
+			)
+
+			printf '%s %s\n    %s\n' "aur/${aur_search_results[$i]}" "$version" "$description"
 		done
 	else
 		return 1
@@ -56,21 +68,32 @@ aur.info() {
 aur.get() {
 	local dep_name aur_api_multireq aur_deps_api_data aur_deps_count aur_deps pkg_aur_info pkg_base tarball_path
 	
-	read pkg_aur_info
+	read -r pkg_aur_info
 
-	pkg_base=$( jshon -e results -e PackageBase -u <<< "$pkg_aur_info" )
-	tarball_path=$( jshon -e results -e URLPath -u <<< "$pkg_aur_info" )
+	{
+		read -r pkg_base
+		read -r tarball_path
+	} < <(
+		jshon -e results -e PackageBase -u -p -e URLPath -u <<< "$pkg_aur_info"
+	)
+
+	(( flag_force )) || {
+		[[ -d "${cfg_workdir}/${pkg_base}" ]] && {
+			echo "Found ${pkg_base} in ${cfg_workdir}, skipping. Use -f to override."
+			return 17
+		}
+	}
 
 	cd "$cfg_workdir"
 
-	echo "Downloading ${cfg_aur_url}${tarball_path}"
+	echo "Working in ${cfg_workdir}"
+
+	echo "Downloading ${pkg_base}"
 	{ curl -skL "${cfg_aur_url}${tarball_path}" | gzip -d | tar x; } || {
 		err "Fail!"
 		return 1
 	}
 
-	echo ": ${cfg_workdir}/${pkg_base}"
-
 	if (( flag_get_deps )); then
 		unset depends makedepends
 
@@ -86,11 +109,18 @@ aur.get() {
 		aur_deps_count=$( jshon -e resultcount <<< "$aur_deps_api_data" )
 
 		if (( aur_deps_count )); then
+			echo "Getting dependencies for ${pkg_base}."
+
 			aur_deps=( $( jshon -e results -a -e Name -u <<< "$aur_deps_api_data" ) )
 
 			for i in "${aur_deps[@]}"; do
-				aur.get < <(aur.info "$i") || {
-					return "$?"
+				aur.get < <(aur.info "$i")
+				_result="$?"
+
+				(( _result )) && {
+					(( _result == 17 )) || {
+						return "$_result"
+					}
 				}
 			done
 		fi
@@ -112,44 +142,6 @@ abs.get() {
 	svn checkout "svn://svn.archlinux.org/${svn_repo}/${1}/trunk" "${cfg_workdir}/${1}"
 }
 
-args_norm() {
-	while (( $# )); do
-		unset -v arg opt c keys
-
-		case "$1" in
-			--) shift; break;;
-
-			--*)
-				IFS='=' read arg opt <<< "$1"
-				printf '%s\n' "$arg"
-
-				[[ "$opt" ]] && {
-					printf '%s\n' "$opt"
-				}
-			;;
-
-			-*)
-				while read -n1 c
-				do
-					case "$c" in
-						-|'') :;;
-						*) keys+=( "-$c" );;
-					esac
-				done <<< "$1"
-
-				printf '%s\n' "${keys[@]}"
-			;;
-		esac
-		
-		[[ "$2" && ! "$2" =~ ^- ]] && {
-			printf '%s\n' "$2"
-			shift
-		}
-		
-		shift
-	done
-}
-
 main() {
 	if [[ -f "$HOME/.config/zpac.rc.sh" ]]; then
 		source "$HOME/.config/zpac.rc.sh"
@@ -157,17 +149,25 @@ main() {
 
 	while (( $# )); do
 		case "$1" in
-			(-h) usage; return 0;;
+			(--) shift; break;;
 
-			(-s) action='search';;
-			(-A)
+			(-*)
+				while read -n1 c
+				do
+					case "$c" in
+						(-|'') :;;
+
+						(h) usage; return 0;;
+
+						(s) action='search';;
+						(A)
 							action='search'
 							flag_search_aur=1;;
-			(-S)
+						(S)
 							action='search'
 							flag_search_syncdb=1;;
 
-			(-d)
+						(d)
 							if [[ "$action" == 'get' ]]; then
 								flag_get_deps=1
 							else
@@ -175,14 +175,22 @@ main() {
 							fi
 						;;
 
-			(--) shift; break;;
-			(-*)
+						(w) 
+							cfg_workdir="$2"
+							shift;;
+
+						(f) flag_force=1;;
+
+						(*)
 							err "Unknown key: $1"
 							usage
 							return 1
 						;;
+					esac
+				done <<< "$1"
+			;;
 
-			*) break;;
+			(*) break;;
 		esac
 		shift
 	done
@@ -217,7 +225,7 @@ main() {
 			if (( ! "$?" )); then
 				repo='aur'
 			else
-				while read; do
+				while read -r; do
 					if [[ "$REPLY" =~ ^Repository ]]; then
 						repo="${REPLY##* }"
 					fi
@@ -265,4 +273,4 @@ main() {
 	esac
 }
 
-main $(args_norm "$@")
+main "$@"