rc/functions
2016-10-11 00:49:35 -04:00

287 lines
8.8 KiB
Bash
Executable file
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#!/bin/zsh
################################################################################
# Utility functions for the prompt #
################################################################################
local ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg_bold[green]%}[%{$fg_bold[blue]%}"
local ZSH_THEME_GIT_PROMPT_SUFFIX="%{$fg_bold[green]%}]"
local ZSH_THEME_GIT_PROMPT_CLEAN="%{$fg_no_bold[green]%}✓"
local ZSH_THEME_GIT_PROMPT_AHEAD="%{$fg_no_bold[cyan]%}▴"
local ZSH_THEME_GIT_PROMPT_BEHIND="%{$fg_no_bold[magenta]%}▾"
local ZSH_THEME_GIT_PROMPT_STAGED="%{$fg_no_bold[green]%}●"
local ZSH_THEME_GIT_PROMPT_UNSTAGED="%{$fg_no_bold[yellow]%}●"
local ZSH_THEME_GIT_PROMPT_UNTRACKED="%{$fg_no_bold[red]%}●"
local ZSH_THEME_VIRTUALENV_PREFIX=" %{$fg_bold[green]%}(%{%b$fg[green]%}"
local ZSH_THEME_VIRTUALENV_SUFFIX="%{$reset_color$fg_bold[green]%})%{$reset_color%}"
# Depending if root or not, displays the right prompt char
# and changes the color of the username
color_username () {
if [[ $EUID -eq 0 ]]; then
echo "%{$fg_bold[red]%}%n"
else
echo "%{$fg_bold[green]%}%n"
fi
}
color_prompt_char () {
if [[ $EUID -eq 0 ]]; then
echo "%{$fg_no_bold[red]%}#%{$reset_color%}"
else
echo "%{$fg_no_bold[green]%}$%{$reset_color%}"
fi
}
# Host coloring, specific to Rezometz
color_host () {
local couleur_hote=""
case $HOST in
TwelveYearsAndStillGoingStrong|lharkinateur|BecauseROSThatSWhy|lharktop|blieuxor)
couleur_hote=cyan;;
chimay|orval)
couleur_hote=magenta;;
babel|taima|era|vidar|okami|athena)
couleur_hote=red;;
loki|skadi)
couleur_hote=blue;;
*)
couleur_hote=white;;
esac
echo "%{$fg_bold[$couleur_hote]%}%m"
}
function virtualenv_prompt_info(){
[[ -n ${VIRTUAL_ENV} ]] || return
echo "${ZSH_THEME_VIRTUALENV_PREFIX:=[}${VIRTUAL_ENV:t}${ZSH_THEME_VIRTUALENV_SUFFIX:=]}"
}
# disables prompt mangling in virtual_env/bin/activate
export VIRTUAL_ENV_DISABLE_PROMPT=1
function _prompt_chars() {
if $(git rev-parse --is-inside-work-tree >/dev/null 2>&1); then
local _GIT_CHAR="%{$fg_no_bold[blue]%}±%{$reset_color%}"
else
local _GIT_CHAR=' '
fi
local _VENV_PROMPT="%{%}$(virtualenv_prompt_info)"
echo "$_GIT_CHAR$_VENV_PROMPT $(color_prompt_char)"
}
function charge_batterie {
local BATTERY=/sys/class/power_supply/BAT0
local REM_CAP=`cat $BATTERY/charge_now`
local FULL_CAP=`cat $BATTERY/charge_full`
local BATSTATE=`cat $BATTERY/status`
local CHARGE=$(( $REM_CAP * 100 / $FULL_CAP ))
local Batterie=""
case $BATSTATE in
'Full')
Batterie="~";;
'Charging')
Batterie="+";;
'Discharging')
Batterie="-";;
esac
# Maximum à 100%
if [ $CHARGE -gt "99" ]
then
CHARGE=100
fi
local Couleur="magenta"
if [ $CHARGE -gt "15" ]
then
Couleur="yellow"
fi
if [ $CHARGE -gt "30" ]
then
Couleur="green"
fi
echo %{$fg[${Couleur}]%B%}${Batterie}%{%b$fg[${Couleur_batt}]%}$CHARGE%%%{$reset_color%}
}
space_sh_git_branch () {
local ref=$(command git symbolic-ref HEAD 2> /dev/null) || \
ref=$(command git rev-parse --short HEAD 2> /dev/null) || return
echo "${ref#refs/heads/}"
}
space_sh_git_status () {
_INDEX=$(command git status --porcelain -b 2> /dev/null)
local _STATUS=""
if $(echo "$_INDEX" | grep '^[AMRD]. ' &> /dev/null); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_STAGED"
fi
if $(echo "$_INDEX" | grep '^.[MTD] ' &> /dev/null); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_UNSTAGED"
fi
if $(echo "$_INDEX" | command grep -E '^\?\? ' &> /dev/null); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_UNTRACKED"
fi
if $(echo "$_INDEX" | grep '^UU ' &> /dev/null); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_UNMERGED"
fi
if $(command git rev-parse --verify refs/stash >/dev/null 2>&1); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_STASHED"
fi
if $(echo "$_INDEX" | grep '^## .*ahead' &> /dev/null); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_AHEAD"
elif $(echo "$_INDEX" | grep '^## .*behind' &> /dev/null); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_BEHIND"
fi
if $(echo "$_INDEX" | grep '^## .*diverged' &> /dev/null); then
_STATUS="$_STATUS$ZSH_THEME_GIT_PROMPT_DIVERGED"
fi
echo $_STATUS
}
space_sh_git_prompt () {
local _branch=$(space_sh_git_branch)
local _result=""
if [[ "${_branch}x" != "x" ]]; then
local _status=$(space_sh_git_status)
_result="$ZSH_THEME_GIT_PROMPT_PREFIX$_branch"
if [[ "${_status}x" != "x" ]]; then
_result="$_result $_status"
fi
_result="$_result$ZSH_THEME_GIT_PROMPT_SUFFIX"
fi
echo $_result
}
prompt_msg () {
line=$(tail -1 /dev/shm/prompt_msg)
case $line in
update_rc)
msg="Update ready for rc. Run uprc to proceed";;
git_unpushed)
msg="You have unpushed business in $HOME/rc";;
git_network_unreachable)
msg="Can't reach rc git repo";;
update_sys*)
nb_pkg=$(echo $line | grep -o '[0-9]*' | head -n 1)
msg="Update ready for the system. $nb_pkg new package$([ $nb_pkg -gt 1 ] && echo s)";;
*)
msg="";;
esac
# Remove last message from stack before it drives us mad
sed -i '$ d' /dev/shm/prompt_msg
echo $msg
}
################################################################################
# Prompt display #
################################################################################
prompt_create () {
# Carriage return to give the prompt some air
PROMPT="%{$reset_color%}"$'\n'
# Username, red when logged as root
PROMPT+='$(color_username)'
# @ symbol
PROMPT+="%{$fg_bold[blue]%}@"
# Hostname, colors defined just above
PROMPT+="$(color_host)"
# White space to separate host from pwd
PROMPT+=" %{$reset_color%}"
# Current working directory, use ~ when needed
PROMPT+="%{$fg[yellow]%}"'%~'
# Display current message
PROMPT+="%{$fg[red]%} "'$(prompt_msg)'
# Change the background for the whole line and line feed
PROMPT+="%{$fg_bold[green]%}%E"$'\n'
# Prompt characters for virtualenv, git and zsh
PROMPT+='$(_prompt_chars)'" %{$reset_color%}"
# Right prompt with current repo informations
RPROMPT='$(space_sh_git_prompt)'"%E%{$reset_color%}"
#PROMPT="$Heure $Utilisateur@$Machine %{$fg_no_bold[yellow]%}%~
#%{$reset_color%}%# "
#RPROMPT="\$(charge_batterie) %(!,%B[%?]%b,[%?])"
#RPROMPT="${vcs_info_msg_0_} \$(charge_batterie) %(!,%B[%?]%b,[%?])"
#RPROMPT=" %(!,%B[%?]%b,[%?])"
# %{ %} pas d'affichage, à utiliser pour ne pas fausser le calcul de RPROMPT
# $fg[color], $fg_(no_)bold[color], $reset_color
# black red green yellow blue magenta cyan white
eval PROMPT='$PROMPT'
eval RPROMPT='$RPROMPT'
}
################################################################################
# Mise à jour automatique à partir du repo distant #
################################################################################
check_rc_update () {
# Get rc dir path
RC_PATH=$(dirname "$(readlink -f ${(%):-%x})")
CUR_DIR=`pwd`
cd $RC_PATH
# In case the network is down, don't lock the terminal
timeout 6 git fetch > /dev/null 2>&1
#
# Timeout returns 124 on timeout
if [ "$?" -ge "124" ]; then
echo 'git_network_unreachable' >> /dev/shm/prompt_msg
fi
# Check if the repo is clean
git_st=$(command git status --porcelain -b 2> /dev/null)
if $(echo "$git_st" | grep '^## .*ahead' &> /dev/null); then
echo 'git_unpushed' >> /dev/shm/prompt_msg
elif $(echo "$git_st" | grep '^## .*behind' &> /dev/null); then
echo 'update_rc' >> /dev/shm/prompt_msg
fi
cd $CUR_DIR
}
# Do the update
uprc () {
RC_PATH=$(dirname "$(readlink -f ${(%):-%x})")
cd $RC_PATH
git pull --rebase --stat origin master
$RC_PATH/install.sh
cd - &> /dev/null
source $HOME/.zshrc
}
################################################################################
# Check for system updates #
################################################################################
check_sys_update () {
case $(lsb_release -a | awk -F ':\t' '/Distributor ID/{print $2}') in
Arch)
nb_maj=$(checkupdates | wc -l);;
Debian|Ubuntu)
nb_maj=$(aptitude search '~U' | wc -l);;
esac
if [ $nb_maj -gt 0 ]; then
echo "update_sys $nb_maj" >> /dev/shm/prompt_msg
fi
}