From 6080ad312b2bea08e0d1e180ca1afb083fbb188c Mon Sep 17 00:00:00 2001
From: typebrook <typebrook@gmail.com>
Date: Thu, 7 Nov 2019 19:44:14 +0800
Subject: update

---
 utils/osm.utils.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'utils/osm.utils.sh')

diff --git a/utils/osm.utils.sh b/utils/osm.utils.sh
index 403675c..5be47cc 100644
--- a/utils/osm.utils.sh
+++ b/utils/osm.utils.sh
@@ -86,16 +86,19 @@ osm.pbf.update() {
     PBF_FILE=$1
     SERVER=http://download.geofabrik.de/asia/taiwan-updates
 
+    # get next sequence number and store it into NEW_SEQ
     osmium fileinfo $PBF_FILE | \
     grep osmosis_replication_sequence_number | \
     cut -d'=' -f2 | \
+    sed 's/$/+1/' | bc | \
     read NEW_SEQ
 
+    # while server has osc file with given sequence number,
+    # get it and do file update
     while
-        (( NEW_SEQ++ ))
         SEQ_PATH=$(echo $NEW_SEQ | sed -r 's/(.{1})(.{3})/00\1\/\2/')
         STATE_URL=$SERVER/000/$SEQ_PATH.state.txt
-        (( $(curl.code $STATE_URL) != "404" ))
+        [ $(curl.code $STATE_URL) != "404" ]
     do
         CHANGE_URL=$SERVER/000/$SEQ_PATH.osc.gz
         echo $CHANGE_URL
@@ -106,5 +109,6 @@ osm.pbf.update() {
             --output $NEW_SEQ.osm.pbf
 
         PBF_FILE=$NEW_SEQ.osm.pbf
+        (( NEW_SEQ++ ))
     done
 }
-- 
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