add bibsum

1 files changed, 26 insertions, 0 deletions

diff --git a/bibsum b/bibsum
new file mode 100755
index 0000000..8e59e54
--- /dev/null
+++ b/bibsum
@@ -0,0 +1,26 @@
+#!/bin/sh
+
+#
+# Print summaries of bibtex entries in tsv format given as input
+# showing only the requested fields 
+#
+
+if [ $# -lt 1 ]; then 
+	printf "Usage: %s <field> [<field>...]\n" $0
+	exit 1;
+fi
+
+fields=$(echo "$@" | sed -E 's/([a-zA-Z0-9]+)/\1.\*=|/g;s/\ //g')
+fields=$(echo "$fields" | sed -E 's/\|$//')
+
+##echo "$fields"
+
+IFS='
+'
+
+while read -r line; do
+	name=$(echo "$line" | cut -f 1) 
+	attrall=$(echo "$line" | cut -f 2-)
+	attrs=$(echo "$line" | tr '\t' '\n' | sort | grep -E -ai "($fields)" | tr '\n' '\t' | sed -E 's/\ +/ /g')
+	printf "%s\t%s\t}\n" $name $attrs
+done