From: Kevin Hill <kevinkhill@gmail.com>
Date: Sat, 3 Aug 2013 16:05:16 +0000 (-0700)
Subject: Created setup script for easy install/removal of theme
X-Git-Url: https://git.m6w6.name/?a=commitdiff_plain;h=e310acd870051e9bebcd18f2f9fe43d43ef56d71;p=m6w6%2Fgitweb-theme

Created setup script for easy install/removal of theme
---

diff --git a/setup b/setup
new file mode 100755
index 0000000..8942840
--- /dev/null
+++ b/setup
@@ -0,0 +1,473 @@
+#!/bin/bash
+
+##########################################################
+#   Configuration
+##########################################################
+#
+# Here you can set the default installation directory
+# 
+DEFAULT_TARGET="/usr/share/gitweb"
+
+
+
+
+##########################################################
+#   Functions
+##########################################################
+#
+# (no need to modify, unless you want to)
+#
+install()
+{
+	set_target
+	set_cmd_args
+	
+	if [[ $(check_for_symlinks) == $TRUE && $(check_for_backups) == $TRUE ]]
+	then
+		log ""
+		log "[ERROR]  - Symlinks and backups found in target, nothing to do."
+		log "[ERROR]  - (Is the theme already installed?)"
+		exit 1
+	else
+
+#Backing up
+		if [[ $INTERACTIVE == $TRUE ]]
+		then
+			log ""
+			if [[ $(confirm "Backing up original files, continue?") == $FALSE ]]
+			then
+				echo ""
+				exit 1
+			else
+				echo ""
+			fi
+		fi
+
+		if [[ $(check_for_backups) == $TRUE ]]
+		then
+			log "[NOTICE] - Backups present, skipping..."
+		else
+			log ""
+			log "Backing up..."
+			log ""
+			for FILE in "${THEME_FILES[@]}"
+			do
+				if [[ -e "$TARGET/$FILE.bak" ]]
+				then
+					log "Skipping $FILE.bak, file exists..."
+				else
+					mv $MV_ARGS "$TARGET/$FILE" "$TARGET/$FILE.bak"
+				fi
+			done
+			log ""
+			log "...done"
+		fi
+
+#Symlinking
+		if [[ $INTERACTIVE == $TRUE ]]
+		then
+			log ""
+			if [[ $(confirm "Linking theme files, continue?") == $FALSE ]]
+			then
+				echo ""
+				exit 1
+			else
+				echo ""
+			fi
+		fi
+
+		if [[ $(check_for_symlinks) == $TRUE ]]
+		then
+			log "[NOTICE] - Symlinks present, skipping..."
+		else
+			log ""
+			log "Linking..."
+			log ""
+			for FILE in "${THEME_FILES[@]}"
+			do
+				if [[ -h "$TARGET/$FILE" ]]
+				then
+					log "Skipping $FILE, symlink exists..."
+				else
+					ln $LN_ARGS "$THEME/$FILE" "$TARGET/$FILE"
+				fi
+			done
+			log ""
+			log "...done"
+		fi
+	fi
+	
+	log ""
+	log "[NOTICE] - Installation complete!"
+}
+
+remove()
+{
+	set_target
+	set_cmd_args
+	
+	if [[ $(check_for_symlinks "missing") == $TRUE && $(check_for_backups "missing") == $TRUE ]]
+	then
+		log ""
+		log "[ERROR]  - No symlinks or backups found in target, Nothing to do."
+		log "[ERROR]  - (Is the theme already removed?)"
+		exit 1
+	else
+	
+#Deleting
+		if [[ $INTERACTIVE == $TRUE ]]
+		then
+			log ""
+			if [[ $(confirm "Deleting symlinks, continue?") == $FALSE ]]
+			then
+				echo ""
+				exit 1
+			else
+				echo ""
+			fi
+		fi
+
+		if [[ $(check_for_symlinks) == $TRUE ]]
+		then
+			log ""
+			log "Deleting symlinks..."
+			log ""
+			for FILE in "${THEME_FILES[@]}"
+			do
+				if [[ -h "$TARGET/$FILE" ]]
+				then
+					rm $RM_ARGS "$TARGET/$FILE"
+				else
+					log "Skipping $FILE, not found..."
+				fi
+			done
+			log ""
+			log "...done"
+		else
+			log "[NOTICE] - Symlinks not found, skipping..."
+		fi
+		
+#Restoring
+		if [[ $INTERACTIVE == $TRUE ]]
+		then
+			log ""
+			if [[ $(confirm "Restoring original files, continue?") == $FALSE ]]
+			then
+				echo ""
+				exit 1
+			else
+				echo ""
+			fi
+		fi
+		
+		if [[ $(check_for_backups) == $TRUE ]]
+		then
+			log ""
+			log "Restoring..."
+			log ""
+			for FILE in "${THEME_FILES[@]}"
+			do
+				if [[ -e "$TARGET/$FILE.bak" ]]
+				then
+					mv $MV_ARGS "$TARGET/$FILE.bak" "$TARGET/$FILE"
+				else
+					log "Skipping $FILE.bak, not found..."
+				fi
+			done
+			log ""
+			log "...done"
+		else
+			log "[NOTICE] - Backups not found, skipping..."
+		fi
+	fi
+	
+	log ""
+	log "[NOTICE] - Removal complete!"
+}
+
+set_target()
+{
+	if [[ $TARGET && $(check_for_static $TARGET) == $TRUE ]]
+	then
+		log "[NOTICE] - Using specified target path: '$TARGET'"
+		
+		if [[ $INTERACTIVE == $TRUE ]]; then
+			if [[ $(confirm "Is this correct?") == $FALSE ]]; then
+				echo ""
+				exit 1
+			else
+				echo ""
+			fi
+		fi
+
+		TARGET="$TARGET/static"
+	else
+		if [[ $(check_for_static $DEFAULT_TARGET) == $TRUE ]]
+		then
+			log "[NOTICE] - Target not set, using default path: '$DEFAULT_TARGET'"
+			
+			if [[ $INTERACTIVE  == $TRUE ]]
+			then
+				log ""
+				if [[ $(confirm "Is this ok?") == $FALSE ]]
+				then
+					echo ""
+					exit 1
+				else
+					echo ""
+				fi
+			fi
+
+			TARGET="$DEFAULT_TARGET/static"
+		else
+			log ""
+			log "[ERROR]  - Couldn't find folder 'static/' in the target path: '$TARGET'"
+			log "[ERROR]  - (Are you sure this folder contains gitweb?)"
+			exit 1
+		fi
+	fi
+}
+
+set_cmd_args()
+{
+	MV_ARGS=""
+	LN_ARGS=""
+	RM_ARGS=""
+
+	if [[ $VERBOSE == $TRUE ]];
+	then
+		MV_ARGS="-v"
+		LN_ARGS="-v -s"
+		RM_ARGS="-v"
+	fi
+	
+	if [[ $INTERACTIVE == $TRUE ]];
+	then
+		MV_ARGS="-i"
+		LN_ARGS="-i -s"
+		RM_ARGS="-i"
+	fi
+	
+	if [[ $INTERACTIVE == $TRUE && $VERBOSE == $TRUE ]];
+	then
+		MV_ARGS="-i -v"
+		LN_ARGS="-i -v -s"
+		RM_ARGS="-i -v"
+	fi
+}
+
+check_for_static()
+{
+	local RETURN=$FALSE
+	
+	if [[ -d "$1/static" ]]
+	then
+		RETURN=$TRUE
+	fi
+	
+	echo $RETURN
+}
+
+#If all present, true
+#If passed "missing", and all missing, true
+check_for_symlinks()
+{
+	local RETURN=$TRUE
+
+	if [[ $1 == "missing" ]]
+	then
+		local COUNT=0
+	
+		for FILE in "${THEME_FILES[@]}"
+		do
+			if [[ ! -h "$TARGET/$FILE" ]]
+			then
+				COUNT=$(expr $COUNT + 1)
+			fi
+		done
+		
+		if [[ $COUNT == "${THEME_FILES[@]}" ]]
+		then
+			RETURN=$TRUE
+		else
+			RETURN=$FALSE
+		fi
+	else
+		for FILE in "${THEME_FILES[@]}"
+		do
+			if [[ ! -h "$TARGET/$FILE" ]]
+			then
+				RETURN=$FALSE
+			fi
+		done
+	fi
+	
+	echo $RETURN
+}
+
+#If all present, true
+#If passed "missing", and all missing, true
+check_for_backups()
+{
+	local RETURN=$TRUE
+	
+	if [[ $1 == "missing" ]]
+	then
+		local COUNT=0
+	
+		for FILE in "${THEME_FILES[@]}"
+		do
+			if [[ ! -e "$TARGET/$FILE.bak" ]]
+			then
+				COUNT=$(expr $COUNT + 1)
+			fi
+		done
+		
+		if [[ $COUNT == "${THEME_FILES[@]}" ]]
+		then
+			RETURN=$TRUE
+		else
+			RETURN=$FALSE
+		fi
+	else
+		for FILE in "${THEME_FILES[@]}"
+		do
+			if [[ ! -e "$TARGET/$FILE.bak" ]]
+			then
+				RETURN=$FALSE
+			fi
+		done
+	fi
+
+	echo $RETURN
+}
+
+confirm()
+{
+	read -n 1 -p "$0: $1 [y] | [n] : " REPLY
+	
+	case $REPLY in
+		y|Y)
+			echo $TRUE
+		;;
+		n|N)
+			echo $FALSE
+		;;
+		*)
+			echo "$0: [ERROR] - You must answer [y] | [n]"
+			confirm "$1"
+		;;
+	esac
+}
+
+log()
+{
+	if [[ $VERBOSE == $TRUE ]]
+	then
+		echo "$0: $1"
+	fi
+}
+
+usage()
+{
+cat << EOF
+Usage: $0 [-v|-i] [-t <TARGET>|--target <TARGET>] [--install|--remove|--repair]
+Or: $0 [-V|-h|--version|--help] 
+
+This script will create symlinks to your gitweb install for themeing.
+The default location is '/usr/share/gitweb' unless set via -t or --target. 
+
+OPTIONS:
+  -v, --verbose       Verbose output
+  -i, --interactive   Pauses for confirmation at each step
+  -t, --target        Where to create the symlinks, gitweb installation path
+  -h, --help          Shows this usage message
+  -V, --version       Displays version information
+  --install           Adds '.bak' to original files and creates symlinks to theme files
+  --remove            Deletes themed symlinks and restores the original files.
+  --repair            Removes all theme files, then reinstalls
+EOF
+}
+
+
+
+##########################################################
+#   Let's Go!
+##########################################################
+#
+PROG_NAME=$0
+PROG_VERSION="0.9.0"
+AUTHOR="Kevin Hill <http://github.com/kevinkhill>"
+
+readonly TRUE=0
+readonly FALSE=1
+
+TARGET=
+THEME=$(pwd)
+INTERACTIVE=$FALSE
+VERBOSE=$FALSE
+
+THEME_FILES=( "gitweb.css" "gitweb.js" "git-favicon.png" "git-logo.png" )
+
+SHORT_OPTS="Vhvit:"
+LONG_OPTS="version,help,verbose,interactive,target:,install,remove,repair"
+OPTS=$(getopt -o "$SHORT_OPTS" -l "$LONG_OPTS" --name "$0" -- "$@")
+
+if [ $? != 0 ]; then
+    exit 1
+fi
+
+eval set -- "$OPTS"
+unset OPTS
+
+if [ $# -eq 0 ]; then
+	echo "$0: [ERROR] - no options specified" >&2
+	usage
+fi
+
+while [ $# -gt 0 ]; do
+	case $1 in
+		-h|--help|-\?)
+			usage
+			exit 0
+		;;
+		-v|--verbose)
+			VERBOSE=$TRUE
+		;;
+		-i|--interactive)
+			INTERACTIVE=$TRUE
+		;;
+		-t|--target)
+			TARGET=$2
+			shift
+		;;
+		-V|--version)
+			echo "Gitweb Theme Installer Script - v$PROG_VERSION"
+			echo " Author: $AUTHOR"
+		;; 
+		--install)
+			install
+		;;
+		--remove)
+			remove
+		;;
+		--repair)
+			remove
+			install
+		;;
+		--)
+			shift
+			break
+		;;
+		-*)
+			echo "$0: [ERROR] - unrecognized option $1" >&2
+			shift
+		;;
+		*)
+			break
+		;;
+	esac
+	shift
+done
+
+exit 0