Added color support to verbose option

1 files changed, 219 insertions, 0 deletions

diff --git a/pachist b/pachist
new file mode 100755
index 000000000000..4f1a5ae46082
--- /dev/null
+++ b/pachist
@@ -0,0 +1,219 @@
+#!/bin/bash
+#
+#   pachist - A tool to show a more readable package history in Arch Linux
+#
+#   Copyright (C) 2013-2015 Daniel Sandman <revoltism@gmail.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+version=$(awk 'END {print $1}' < <(man pachist))
+
+## What type of packages to list
+fltr_1="starting"
+fltr_2="upgraded"
+fltr_3="downgraded"
+fltr_4="\[ALPM\].installed"
+fltr_5="\[ALPM\].reinstalled"
+fltr_6="\[ALPM\].removed"
+fltr_7="BAJS"
+
+init_script() {
+	## Create default conf if it doesn't exist
+	[ ! -e "$HOME/.config/pachist.conf" ] && {
+		touch $HOME/.config/pachist.conf
+		printf '# This configuration file is created automatically with\n' >> $HOME/.config/pachist.conf
+		printf '# default settings upon removal.\n\n' >> $HOME/.config/pachist.conf
+		printf '[Lines]\nlines="20"\n\n'  >> $HOME/.config/pachist.conf
+		printf '[Colors]\ncolor1="black"\ncolor2="yellow"\ncolor3="white"\ncolor4="blue"\n\n' >> $HOME/.config/pachist.conf
+	}
+}
+
+usage() {
+	printf "%s version %s\n\n"  "$(basename $0)" "${version##pachist-}"
+
+	printf "usage: %s [options] <number of lines>\n\n" "$(basename $0)"
+
+	printf "options:\n"
+	printf "   -d, --date        Show output after date\n"
+	printf "   -h, --help        Show this help\n"
+	printf "   -n, --num         Show line numbers\n"
+	printf "   -p, --package     Show output about a specific package\n"
+	printf "   -q, --quiet       Show less information\n"
+	printf "   -v, --verbose     Show messages\n"
+	printf "   -V, --version     Show version\n"
+	printf "       --warn        Not as verbose, just warning messages\n"
+	printf "   <number>          Number of lines to show\n\n"
+
+	printf "examples:\n"
+	printf "   %s -v 50\n" "$(basename $0)"
+	printf "   %s --date 'yesterday'\n" "$(basename $0)"
+	printf "   yaourt -Syua --devel --noconfirm && %s -v 50\n\n" "$(basename $0)"
+
+	printf "configuration:\n"
+	printf "   The configuration file can be found at\n"
+	printf "   %s/.config/%s.conf\n\n" "$HOME" "$(basename $0)"
+
+	exit 0
+}
+
+get_color_code() {
+	COLOR_CODE=""
+
+	case "${1,,}" in
+		"black") COLOR_CODE="\033[1;30m" ;;
+		"blue")  COLOR_CODE="\033[1;34m" ;;
+		"green") COLOR_CODE="\033[1;32m" ;;
+		"cyan")  COLOR_CODE="\033[1;36m" ;;
+		"red")   COLOR_CODE="\033[1;31m" ;;
+		"gray")  COLOR_CODE="\033[1;30m" ;;
+		"purple")COLOR_CODE="\033[1;35m" ;;
+		"yellow")COLOR_CODE="\033[1;33m" ;;
+		"white") COLOR_CODE="\033[1;37m" ;;
+		*)       COLOR_CODE="\033[1;0m" ;;
+	esac
+
+	echo "${COLOR_CODE}"
+}
+
+
+get_colors() {
+	## fetch colors from config
+	col_1="$(get_color_code $(awk -F'"' '/color1/{print $2}' $HOME/.config/pachist.conf))"
+	col_2="$(get_color_code $(awk -F'"' '/color2/{print $2}' $HOME/.config/pachist.conf))"
+	col_3="$(get_color_code $(awk -F'"' '/color3/{print $2}' $HOME/.config/pachist.conf))"
+	col_4="$(get_color_code $(awk -F'"' '/color4/{print $2}' $HOME/.config/pachist.conf))"
+}
+
+check_args() {
+	PARAM=$(getopt --options d:hnp:qvV \
+			--longoptions date:,help,num,package:,quiet,verbose,version,warn \
+			--name "$0" -- "$@")
+
+	[[ $? != 0 ]] && exit 1
+
+	eval set -- "$PARAM"
+
+	while true; do
+		case $1 in
+			-d|--date) date_search="$(date +"%F" -d "${2}")"
+				[[ $? != 0 ]] && exit
+				lines="$"
+				shift ;;
+			-h|--help) usage ;;
+			-n|--num) num=1 ;;
+			-p|--package) pkg=$2
+				lines="$"
+				shift ;;
+			-q|--quiet) quiet=1 ;;
+			-v|--verbose) fltr_7="\[ALPM-SCRIPTLET\]|[Ww]arning" ;;
+			-V|--version) echo $version && exit 0 ;;
+			--warn) fltr_7="[Ww]arning" ;;
+			--) shift; break ;;
+			*) echo "pachist: error while parsing flag $1"; exit 1 ;;
+		esac
+		shift
+	done
+
+	for arg do
+		[[ $arg == *[0-9]* ]] && lines=$(echo $arg | grep -o "[0-9,]*")
+	done
+}
+
+filter() {
+	keywords="$fltr_1|$fltr_2|$fltr_3|$fltr_4|$fltr_5|$fltr_6|$fltr_7"
+
+	awk -F' ' -v quiet=$quiet -v pkg=$pkg /"($keywords)/ && /($date_search)"/'{
+
+	if (!quiet) {
+		info = info "\n" $0
+		if ($2 == "[ALPM]") {
+			if ($3 == "warning:" && pkg == last_row) print info
+			else last_row = $4
+
+			if (pkg == $4) print info
+			info = ""
+		}
+
+		if (!pkg) print $0
+
+		next
+	}
+
+	if ($2 == "[ALPM]" && $3 != "warning:" && !($4 in pkg_array)) {
+		if (pkg && pkg != $4) next
+
+		pkg_array[$4]++
+		print $0
+	}}'
+}
+
+format() {
+	boot_time=$(date +'%FT%H:%M:%S+0100' -d "$(cut -f1 -d. /proc/uptime) seconds ago")
+
+	awk -F' ' -v boot_time="${boot_time}" \
+		  -v date_search="$date_search" \
+		  -v pkg=$pkg \
+		  -v quiet=$quiet \
+		  -v col_1=$col_1 \
+		  -v col_2=$col_2 \
+		  -v col_3=$col_3 \
+		  -v col_4=$col_4 '{
+	if (quiet) {
+		print $4
+	} else if ($2 == "[ALPM-SCRIPTLET]" || $3 == "warning:") {
+		print col_1 $1, col_3 $3, substr($0, index($0,$3)+length($3)+1)
+	} else if ($2 == "[ALPM]") {
+		red = "\033[31m"
+		off = "\033[1;0m"
+
+		if (!pkg && match($0, /[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}+[0-9]{4}/)) {
+			date = substr($0, RSTART, RLENGTH)
+			if (!date_search && !reboot_flag && date < boot_time) {
+				print ""
+				print "[" boot_time "]" red " SYSTEM REBOOT (last)" off
+				print ""
+				reboot_flag = "1";
+			}
+		}
+
+		print col_1 $1, col_2 $3, col_3 $4, col_4 substr($0, index($0,$5)) off
+
+	} else if (!pkg && substr($0, index($0,$2)) == "[PACMAN] starting full system upgrade") {
+		print "---"
+	}}' |
+#	([ "$(sed -e 's/\[//' -e 's/T.*//' <<<$1)" = "$(date +'%F')" ] && echo " > "$1 || echo "nope") |
+	sed -e 's/T/ /g' -e 's/+....//' $1 |
+	cat -s |
+	sed '/./,$!d' |
+	([[ $num ]] && nl -ba -nln -w3 -s ' ' || cat) |
+	sed -n -e $rows'p' |
+	tac
+
+}
+
+## execute and show the endresult
+run_pachist() {
+	init_script
+
+	## Default number of lines to show
+	lines="$(awk -F'"' '/lines/{print $2}' $HOME/.config/pachist.conf)"
+	check_args "$@"
+	get_colors
+
+	[[ $lines != *,* ]] && rows="1,$lines" || rows="$lines"
+	tac /var/log/pacman.log | filter | format
+}
+
+run_pachist "$@"