1 files changed, 81 insertions, 0 deletions
diff --git a/git-activity.sh b/git-activity.sh
new file mode 100755
index 0000000..d6df64e
--- /dev/null
+++ b/git-activity.sh
@@ -0,0 +1,81 @@
+#!/bin/bash
+#
+# GIT ACTIVITY
+# (Generate a git commit frequency list in JSON)
+# 1st arg: path containing bare repositories
+# 2nd arg (optional): user to filter commits by
+#
+
+set -e
+
+if [ "$#" -eq 0 ]; then
+	echo "Error: directory containing repositories no specified"
+	exit 1
+fi
+
+repos="$1"
+user="$2"
+outfile="/tmp/commits.json"
+
+# Check repo directory exists
+if [ ! -d "$repos" ]; then
+	echo "Error: directory '$repos' does not exist!"
+	exit 1
+fi
+
+# Change to directory containing repositories
+cd "$repos" || exit 1
+
+# Create an associative array
+declare -A commits
+
+# Loop through repos
+for dir in "$repos"/*.git/; do
+
+	# Change to repository directory
+	cd "$dir" || exit 1
+
+	echo "Scanning $(basename ${dir%.*})"
+
+	# Get commit frequencies
+	log=$(git log --pretty=format:'%cs %cn' | uniq -c | sed 's/^\s*//')
+
+	# Filter frequency list by user
+	[ -n "$user" ] && log=$(echo "$log" | grep "$user")
+
+	# Split newlines
+	IFS='
+	'
+
+	# Loops frequency list
+	for commit in $log; do
+		count=$(echo -e "$commit" | awk '{print $1}')
+		date=$(echo -e "$commit" | awk '{print $2}')
+
+		# Ensure empty dates have a value
+		[[ ${commits[$date]} == "" ]] && commits[$date]=0
+
+		# Update count for date
+		totalcommits=$((commits[$date] + count))
+		commits[$date]=$totalcommits
+
+		# Debugging
+		# echo "Added $totalcommits commits to $date to ${dir%.*}"
+	done
+
+	# Exit repo directory
+	cd ../
+
+done
+
+# Covert frequency list to JSON
+for k in "${!commits[@]}"; do
+	json+="\t\"$k\": \"${commits[$k]}\",\n";
+done
+json=$(echo -e "$json" | sort -nr)
+json="{\n${json%,}\n}"
+
+# Store
+echo -e "$json" > "$outfile" \
+	&& echo "Updated $outfile"
+