1 files changed, 61 insertions, 0 deletions
diff --git a/scripts/analyze_path.sh b/scripts/analyze_path.sh
new file mode 100755
index 0000000..684fc9c
--- /dev/null
+++ b/scripts/analyze_path.sh
@@ -0,0 +1,61 @@
+#!/bin/sh
+
+analyze_path() {
+    # extract `obs_id' and `source name' from path
+    #
+    # LIweitiaNux <liweitianux@gmail.com>
+    # 2013/02/04
+    #
+    # input:
+    #     path that include `oi' and `source name'
+    #     e.g.:
+    #
+    # output:
+    #
+
+    echo "$@" | awk '
+    # main part
+    {
+        if (NF==1) {
+            ## oi & name
+            input=($1 "/")
+            if (input ~ /_oi/) {
+                ## PATTERN: .../$name_oi$oi/...
+                idx_oi = match(input, /oi[0-9]+/) + 2;    # "2" skip the "oi"
+                len_oi = RLENGTH - 2;
+                oi = substr(input, idx_oi, len_oi);
+                idx_name = match(input, /\/[a-zA-Z0-9.+-]+_oi/) + 1;
+                len_name = RLENGTH - 4;
+                name = substr(input, idx_name, len_name);
+            }
+            else {
+                ## PATTERN: .../$name/$oi/...
+                idx_oi = match(input, /\/[0-9]+\//) + 1;
+                len_oi = RLENGTH - 2;
+                oi = substr(input, idx_oi, len_oi);
+                idx_name1 = match(input, /\/[a-zA-Z0-9_.+-]+\/[0-9]+\//);
+                len_name1 = RLENGTH;
+                name1 = substr(input, idx_name1, len_name1);
+                idx_name = match(name1, /\/[a-zA-Z0-9_.+-]+\//) + 1;
+                len_name = RLENGTH - 2;
+                name = substr(name1, idx_name, len_name);
+            }
+            ## output
+            printf("input: %s\n", input)
+            printf("oi: %s\nname: %s\n", oi, name)
+        }
+        else {
+            printf("*** WARNING: invalid input: %s\n", $0)
+        }
+    }
+    # END { }
+    '
+}
+
+analyze_path $1
+
+OI=`analyze_path $1 | grep '^oi:' | awk '{ print $2 }'`
+NAME=`analyze_path $1 | grep '^name:' | awk '{ print $2 }'`
+printf "\nANALYZE_PATH:\n"
+printf "OI: ${OI}\nNAME: ${NAME}\n"
+