From b2470324e3927c5e505ff206aa6d6fe63f42a191 Mon Sep 17 00:00:00 2001
From: typebrook <typebrook@gmail.com>
Date: Tue, 19 Nov 2019 21:34:34 +0800
Subject: update

---
 scripts/osm/osm.osm.by_tag | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100755 scripts/osm/osm.osm.by_tag

(limited to 'scripts/osm/osm.osm.by_tag')

diff --git a/scripts/osm/osm.osm.by_tag b/scripts/osm/osm.osm.by_tag
new file mode 100755
index 0000000..cc92c1d
--- /dev/null
+++ b/scripts/osm/osm.osm.by_tag
@@ -0,0 +1,45 @@
+#!/bin/bash
+
+# create new tags from input line, for example: 
+# field1         field2       field3     field4   field5     field6   field7       field8...
+# [element type] [element ID] key1_added "value1" key2_added "value2" key3_removed key4_removed...
+
+# key should not quoted, value must be quoted
+# And keys which need to be removed must be placed at the end
+while read -r line
+do
+    TYPE=$(echo $line | cut -d ' ' -f1) # field1 is type
+    ID=$(echo $line | cut -d ' ' -f2)   # field2 is ID
+
+    # transform key-value pair into tag format:
+    # <tag k="[key]" v="[value]"/>
+    # keys without values are omitted
+    NEW_TAGS=$(echo $line |\
+               cut -d' ' -f3- |\
+               sed -r 's/([^ "]+) (\"[^"]+\")/<tag k=\"\1\" v=\2\/>/g; s/>[^"]*$/>/')
+
+    # get regex pattern need to removed from original osm element:
+    # key1|key2|key3|key4
+    TAG_PATTERN=$(echo $line |\
+                  cut -d' ' -f3- | xargs -n2 echo |\
+                  cut -d' ' -f1 | paste -s -d'|')
+
+    echo $NEW_TAGS > /dev/tty
+
+    # print matched element with new tags to .osc file
+    cat $1 |\
+    sed -nr "/<$TYPE id=\"$ID\"/,/<\/$TYPE/ {
+                 /<$TYPE id=\"$ID\"/ {
+                     s/(version=\"[0-9]+\")(.*)/\1>/
+                     a \ \ \ \ $NEW_TAGS
+                 }
+                 /<tag k=\"($TAG_PATTERN)\"/ !p
+                 /<\/$TYPE/ q
+            }" >> $1.osc
+done
+
+# Add .osc structure for output
+sed -ir '1 i <osmChange version="0.6" generator="bash script">
+         1 i <modify>
+         $ a </modify>
+         $ a </osmChange>' $1.osc
-- 
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