Update all git repositories recursively.

statusgit

#!/bin/bash

declare -a COLORS
j=0
# Default colors are light for dark terminals.
# Use '-l' option for normal (darker) text.
# Red, green, yellow, blue, magenta, cyan.
for i in {91..96}; do COLORS[$j]=$i; let "j++"; done

usage() {
	echo -e "Usage: $0 [OPTIONS] [DIR]" >&2
	echo -e "Recursively returns status for Git repos.\nFLAGS:" >&2
	echo -e "  -h\t--help                  Show this help message.\n"
	echo -e "  -l\t--light-background      Change colors for light background terminals.\n"
	echo -e "  -c\t--no-color              No colors.\n"
}

for FLAG in "$@"; do 
	if [[ $FLAG == -* ]]; then
		case $FLAG in
			'-l'|'--light-background')
				j=0
				for i in {31..36}; do COLORS[$j]=$i; let "j++"; done
			;;

			'-c'|'--no-color')
				for i in {0..5}; do COLORS[$i]=0; done
			;;

			'-h'|'--help')
				usage
				exit 0
			;;
			
			*)
				echo -e "\e["${COLORS[0]}";1mInvalid option: $FLAG\e[0m\n" >&2
				usage
				exit 1
			;;
		esac
	else
		DIR=$(readlink -f "$FLAG")
		CDERR=$(cd "$DIR" 2>&1 >/dev/null)

		if (grep -iq "permission" <<< $CDERR); then
			echo -e "\e["${COLORS[0]}";1mFailed, permision denied.\e[0m\n" >&2
			usage
			exit 1

		elif (grep -iq "no such" <<< $CDERR); then
			echo -e "\e["${COLORS[0]}";1mFailed, no such file or directory \""$DIR"\".\e[0m\n" >&2
			usage
			exit 1
		fi
	fi
done

if [[ -z $DIR ]]; then
	DIR="$PWD"
fi

echo -e "\n\e["${COLORS[5]}";1mSearching for Git repositories...\e[0m\n"

REPOLIST=$(find "$DIR" -name ".git" -type d 2>/dev/null)

SAVEIFS=$IFS
IFS=$(echo -en "\n\b")

REPOCOUNT=0
for REPO in $REPOLIST; do
	let "REPOCOUNT++"
done
IFS=$SAVEIFS

if [ $REPOCOUNT -eq 0 ]; then
	echo -e "\e["${COLORS[0]}";1mNo repos found!\e[0m\n" >&2
	exit 1
fi

if [ $REPOCOUNT -eq 1 ]; then
	echo -e "\e["${COLORS[3]}";1mFound 1 repository!\e[0m"
else
	echo -e "\e["${COLORS[3]}";1mFound $REPOCOUNT repositories!\e[0m"
fi

for REPO in $REPOLIST; do
	REPO=${REPO%/*}
	BASEREPO=$(basename "$REPO")
	echo -e "\n\e["${COLORS[5]}"mStatus for repository "$BASEREPO":\e[0m"

	GITOUT=$(git -C "$REPO" status)
	ERRORCODE=$?

	if [ $ERRORCODE -eq 0 ] && ! $(grep -iq "nothing to commit, working directory clean" <<< "$GITOUT"); then
		echo "$GITOUT"
		echo -e "\e["${COLORS[1]}"mSuccessfully updated!\e[0m"
	elif [ $ERRORCODE != 0 ]; then
		echo "$GITOUT"
		echo -e "\n\e["${COLORS[0]}"mFailed to get status!\e[0m"
		FAILURE+="\n$BASEREPO"
	else
		echo -e "\e["${COLORS[2]}"mAlready up-to-date.\e[0m"
	fi
done

echo -e "\n\e["${COLORS[1]}";1mComplete!\e[0m\n"
	
if [[ -n $FAILURE ]]; then
	echo -e "\e["${COLORS[0]}";1mFailed to get status for:\e[0m$FAILURE\n"
	exit 1
fi

updategit

#!/bin/bash

CONFIRM=true

declare -a COLORS
j=0
# Default colors are light for dark terminals.
# Use '-l' option for normal (darker) text.
# Red, green, yellow, blue, magenta, cyan.
for i in {91..96}; do COLORS[$j]=$i; let "j++"; done

usage() {
	echo -e "Usage: $0 [OPTIONS] [DIR]" >&2
	echo -e "Recursively updates Git repos.\nFLAGS:" >&2
	echo -e "  -h\t--help                  Show this help message.\n"
	echo -e "  -y\t--noconfirm             No confirmation.\n"
	echo -e "  -q\t--quiet                 Suppresses stdout and invokes '-y'.\n"
	echo -e "  -l\t--light-background      Change colors for light background terminals.\n"
	echo -e "  -c\t--no-color              No colors.\n"
}

for FLAG in "$@"; do 
	if [[ $FLAG == -* ]]; then
		case $FLAG in
			'-l'|'--light-background')
				j=0
				for i in {31..36}; do COLORS[$j]=$i; let "j++"; done
			;;

			'-c'|'--no-color')
				for i in {0..5}; do COLORS[$i]=0; done
			;;

			'-y'|'--noconfirm')
				CONFIRM=false
			;;
		
			'-q'|'--quiet')
				exec 2>&1 >/dev/null
				CONFIRM=false
			;;

			'-h'|'--help')
				usage
				exit 0
			;;
			
			*)
				echo -e "\e["${COLORS[0]}";1mInvalid option: $FLAG\e[0m\n" >&2
				usage
				exit 1
			;;
		esac
	else
		DIR=$(readlink -f "$FLAG")
		CDERR=$(cd "$DIR" 2>&1 >/dev/null)

		if (grep -iq "permission" <<< $CDERR); then
			echo -e "\e["${COLORS[0]}";1mFailed, permision denied.\e[0m\n" >&2
			usage
			exit 1

		elif (grep -iq "no such" <<< $CDERR); then
			echo -e "\e["${COLORS[0]}";1mFailed, no such file or directory \""$DIR"\".\e[0m\n" >&2
			usage
			exit 1
		fi
	fi
done

if [[ -z $DIR ]]; then
	DIR=$PWD
fi

echo -e "\n\e["${COLORS[5]}";1mSearching for Git repositories...\e[0m\n"

REPOLIST=$(find "$DIR" -name ".git" -type d 2>/dev/null)

SAVEIFS=$IFS
OTHERIFS=$(echo -en "\n\b")
IFS=$OTHERIFS

REPOCOUNT=0
for REPO in $REPOLIST; do
	let "REPOCOUNT++"
done

IFS=$SAVEIFS

if [ $REPOCOUNT -eq 0 ]; then
	echo -e "\e["${COLORS[0]}";1mNo repos found!\e[0m\n" >&2
	exit 1
fi

while : ; do
	if $CONFIRM; then
		if [ $REPOCOUNT -eq 1 ]; then
			echo -e "\e["${COLORS[3]}";1m1 repository will be updated, continue (Y/n/l)?\e[0m"
		else
			echo -e "\e["${COLORS[3]}";1m$REPOCOUNT repositories will be updated, continue (Y/n/l)?\e[0m"
		fi

		read ANSWER 
		ANSWER=${ANSWER,,}
	else
		if [ $REPOCOUNT -eq 1 ]; then
			echo -e "\e["${COLORS[3]}";1mFound 1 repository!\e[0m"
		else
			echo -e "\e["${COLORS[3]}";1mFound $REPOCOUNT repositories!\e[0m"
		fi

		ANSWER="yes"
	fi

	if [[ $ANSWER = y* ]] || [[ $ANSWER == "" ]]; then
		IFS=$OTHERIFS
		for REPO in $REPOLIST; do
			REPO=$(dirname "$REPO")
			BASEREPO=$(basename "$REPO")
			echo -e "\n\e["${COLORS[5]}"mUpdating repository "$BASEREPO"...\e[0m"
			
			IFS=$SAVEIFS
			GITOUT=$(git -C "$REPO" pull)
			ERRORCODE=$?

			if [ $ERRORCODE -eq 0 ] && ! $(grep -iq "Already up-to-date" <<< "$GITOUT"); then
				echo "$GITOUT"
				echo -e "\e["${COLORS[1]}"mSuccessfully updated!\e[0m"
			elif [ $ERRORCODE != 0 ]; then
				echo "$GITOUT"
				echo -e "\n\e["${COLORS[0]}"mFailed to update!\e[0m"
				FAILURE+="\n$BASEREPO"
			else
				echo -e "\e["${COLORS[2]}"mAlready up-to-date.\e[0m"
			fi
		done

		echo -e "\n\e["${COLORS[1]}";1mComplete!\e[0m\n"
		
		if [[ -n $FAILURE ]]; then
			echo -e "\e["${COLORS[0]}";1mFailed to update:\e[0m$FAILURE\n"
			exit 1
		fi
		exit 0

	elif [[ $ANSWER = n* ]]; then
		exit 0

	elif [[ $ANSWER = l* ]];  then
		IFS=$OTHERIFS
		for REPO in $REPOLIST
		do
			REPO=$(dirname "$REPO")
			basename "$REPO"
		done
		IFS=$SAVEIFS
	else
		echo -e "\e["${COLORS[0]}";1mInvalid entry.\e[0m\n"
	fi
done