From 5161c0f6bd379b8ae74c59874eb71d6782972d61 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@sbcglobal.net>
Date: Sat, 6 Jun 2015 17:28:33 -0600
Subject: toru-path: simplify

---
 src/toru/toru-path | 71 +++++++++++++++++++++---------------------------------
 1 file changed, 27 insertions(+), 44 deletions(-)

diff --git a/src/toru/toru-path b/src/toru/toru-path
index 888a5e4..4600a5c 100755
--- a/src/toru/toru-path
+++ b/src/toru/toru-path
@@ -3,6 +3,7 @@
 # Copyright (C) 2011-2012 Nicolás Reynolds <fauno@parabola.nu>
 # Copyright (C) 2012 Michał Masłowski <mtjm@mtjm.eu>
 # Copyright (C) 2012 Joshua Ismael Haase Hernández (xihh) <hahj87@gmail.com>
+# Copyright (C) 2014 Luke Shumaker <lukeshu@sbcglobal.net>
 #
 # License: GNU GPLv3+
 #
@@ -20,48 +21,18 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 . libremessages
-. "$(librelib conf.sh)"
-load_files libretools
-check_vars libretools TORUPATH REPOS || exit 1
-load_files abs
-check_vars abs ABSROOT || exit 1
-
 setup_traps
 
+# TODO: better option parsing
 TORUPATH=${T:-${TORUPATH}}
 VERBOSE=${V:-false}
-FORCE=false
-
-# Stores the lastsync date
-lastsync() {
-	local lastsyncfile="$1"
-
-	if [[ -e "${lastsyncfile}" -a ! -w "${lastsyncfile}" ]]; then
-		error "The sync date can't be saved: file not writable: %q" "${lastsyncfile}"
-		return 1
-	fi
-
-	date +%s > "${lastsyncfile}"
-	touch "${lastsyncfile}"
-}
-
-# repo paths
-get_pkgbuilds() {
-	local lastsyncfile="$1"; shift
-	# Only find newer than lastsyncfile and read
-	# everything else from cache
-	local extra=(-newer "${lastsyncfile}")
+FORCE=${F:-false}
 
-	if [[ $FORCE = true || ! -e ${lastsyncfile} ]]; then
-
-		${VERBOSE} && warning "Forcing upgrade"
-		# Get all PKGBUILDs
-		extra=()
-	fi
-
-	# Return all PKGBUILDs found
-	find "$@" -mindepth 2 -maxdepth 3 -type f -name 'PKGBUILD' "${extra[@]}"
-}
+. "$(librelib conf.sh)"
+load_files libretools
+check_vars libretools TORUPATH REPOS || exit 1
+load_files abs
+check_vars abs ABSROOT || exit 1
 
 if [ ! -w "$TORUPATH" ]; then
 	error "Toru's path isn't writable. Please check $TORUPATH"
@@ -75,23 +46,35 @@ if [ ! -e "${pathfile}" ]; then
 	tcamgr create "${pathfile}"
 fi
 
-# TODO pass other paths via flags
-# ABSROOT has trailing slash
+# TODO: ability to use flags to pass in other directories to fullrepos
+
+# This loops over ${REPOS[@]} backward.  This is because early entries
+# in REPOS have higher precidence, but the way this is implemented,
+# the later entries have precedence, so we need to flip the order.
 fullrepos=()
-# This loop is complicated because it goes over REPOS backward
 for (( i = ${#REPOS[@]}-1 ; i >= 0 ; i-- )); do
-	${VERBOSE} && msg "Processing [%s]" "${REPOS[$i]}"
+	$VERBOSE && msg "Processing [%s]" "${REPOS[$i]}"
 
+	# ABSROOT has trailing slash
 	if [ -d "${ABSROOT}${REPOS[$i]}" ]; then
 		fullrepos+=("${ABSROOT}${REPOS[$i]}")
 	fi
 done
+
+# Find PKGBUILDs in ${fullrepos[@]}
+find_args=("${fullrepos[@]}" -mindepth 2 -maxdepth 3 -type f -name PKGBUILD)
+if ! $FORCE && [[ -e $lastsyncfile ]]; then
+	# if lastfilesync exists, only look at things that have
+	# changed since then (unless $FORCE is on)
+	find_args+=(-newer "${lastsyncfile}")
+fi
 IFS=$'\n'
-pkgbuilds=($(get_pkgbuilds "${lastsyncfile}" "${fullrepos[@]}"))
+pkgbuilds=($(find "${find_args[@]}"))
 
+# Add information from each of the PKGBUILDs to the toru cache.
 msg "Updating path cache"
 msg2 "%d PKGBUILDs to update" ${#pkgbuilds[@]}
-for _pkgbuild in "${pkgbuilds[@]}"; do
+for pkgbuild in "${pkgbuilds[@]}"; do
 	# plain "$_pkgbuild"
 	if ! load_PKGBUILD "${_pkgbuild}" >/dev/null 2>&1; then
 		error "%q contains errors, skipping" "${_pkgbuild}"
@@ -106,4 +89,4 @@ for _pkgbuild in "${pkgbuilds[@]}"; do
 	done
 done
 
-lastsync "${lastsyncfile}"
+date +%s > "${lastsyncfile}"
-- 
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