dotfiles/zsh/.zshrc

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#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/>.
#set important shell variables
#fancy way of testing if a command exists
ruby --version &>/dev/null && export PATH="$PATH:$(ruby -e 'puts Gem.user_dir' 2> /dev/null)/bin/"
#test that these nonstandard paths exist before adding to PATH.
testPath="$HOME/.local/bin"
[ -d "$testPath" ] && export PATH="$PATH:$testPath"
export PATH="$PATH:/opt"
testPath="$HOME/.cargo/bin"
[ -d "$testPath" ] && export PATH="$PATH:$testPath"
export PATH="$PATH:/opt"
#set default editor and pager.
export EDITOR=nvim
export VISUAL=nvim
export PAGER=less
#default options for less
export LESS="-R"
export LESSHISTFILE="/dev/null"
#set the w3m homepage
export WWW_HOME="duckduckgo.com/lite/"
#set ssh-agent to play nice with systemd.
export SSH_AUTH_SOCK="$XDG_RUNTIME_DIR/ssh-agent.socket"
export TIMEFMT="%J %*U user %*S system %P cpu %*E total"
export PIPENV_VENV_IN_PROJECT=true
export POETRY_VIRTUALENVS_IN_PROJECT=true
#prompt
autoload -U promptinit
promptinit
autoload -U colors
colors
#stuff to show git things.
autoload -Uz vcs_info
setopt prompt_subst
precmd_vcs() {vcs_info}
#when not in a repo, show full path to current directory. when in one, show path from base direcory of the repo.
zstyle ':vcs_info:*' nvcsformats '%~'
zstyle ':vcs_info:*' formats '%r/%S %F{green}[%b]%f'
#the precmd function, called just before printing the prompt.
function precmd() {
precmd_vcs
}
#Make the right prompt blank, just to be sure.
RPROMPT=
#on the top line, show a whole bunch of info. botton line should be as minimal as possilbe (just a single char to input next to...)
PROMPT=$'%F{cyan}[%n@%m]%f%F{red}├────┤%f${vcs_info_msg_0_}\n»'
#show dots while waiting for tab-completion
expand-or-complete-with-dots() {
# toggle line-wrapping off and back on again
[[ -n "$terminfo[rmam]" && -n "$terminfo[smam]" ]] && echoti rmam
print -Pn "%{%F{red}......%f%}"
[[ -n "$terminfo[rmam]" && -n "$terminfo[smam]" ]] && echoti smam
zle expand-or-complete
zle redisplay
}
zle -N expand-or-complete-with-dots
bindkey "^I" expand-or-complete-with-dots
#misc
# Enable the ZLE line editor, which is default behavior, but to be sure
setopt ZLE
#Enable vi mode for the ZLE. it should be set by default due to our EDITOR and VISUAL, but this is just to be safe.
bindkey -v
# Sends cd commands without the need for 'cd'
setopt AUTO_CD
# Kill all child processes when we exit, dont leave them running
unsetopt NO_HUP
#Allows comments in interactive shell.
setopt INTERACTIVE_COMMENTS
# Ctrl+S and Ctrl+Q usually disable/enable tty input. This disables those inputs
unsetopt FLOW_CONTROL
mkdir -p ~/.cache/zsh
local zshCache=~/.cache/zsh
#ZSH history
#make a history file outside our home directory
HISTFILE=$zshCache/history
#save a lot of history
SAVEHIST=1000
HISTSIZE=1000
#save more information in history
setopt EXTENDED_HISTORY
#share history among zsh sessions
setopt APPEND_HISTORY
setopt SHARE_HISTORY
#skip dupes when going through history
setopt HIST_FIND_NO_DUPS
#delete dupes first when histsize becomes full
setopt HIST_EXPIRE_DUPS_FIRST
#dont write dupes of the last command to histfile
setopt HIST_IGNORE_DUPS
#write history file as we type
setopt INC_APPEND_HISTORY
#remove extra whitespace from history
setopt HIST_REDUCE_BLANKS
#autocomplete
autoload -Uz compinit
compinit
#have the menu highlight while we cycle through options
zstyle ':completion:*' menu select
#case insensitive completion
zstyle ':completion:*' matcher-list 'm:{a-z}={A-Z}'
#allow completion from midword
setopt COMPLETE_IN_WORD
#move cursor to end of word after completing
setopt ALWAYS_TO_END
#complete aliases as well
setopt COMPLETE_ALIASES
#select first item when you press tab the first time.
setopt MENU_COMPLETE
#globbing
#case insensitive globbing
setopt NO_CASE_GLOB
#sort globs that expand to numbers by number rather than alphabeticly
setopt NUMERIC_GLOB_SORT
#allows for some neat globbing.
setopt EXTENDED_GLOB
#aliases
alias vim="nvim"
alias vimdiff="nvim -d"
alias mutt="neomutt"
alias please='sudo $(fc -ln -1)'
alias la='ls -la'
alias ll='ls -l'
alias say='espeak -v default -p 10 -s 150 -a 200 2> /dev/null'
alias tmux='tmux -u'
alias pdfmk='latexmk -lualatex -pvc'
# needs to have a number immediately after it.
alias slideshow='feh --full-screen --randomize --auto-zoom --recursive --slideshow-delay'
# converts all .doc and .docx files in the local directory to pdfs using libreoffice
alias doc2pdf='loffice --convert-to pdf --headless *.docx#'
#common options for sshfs
alias sshmnt='sshfs -o idmap=user,compression=no,reconnect,follow_symlinks,dir_cache=yes,ServerAliveInterval=15'
alias pyactivate='source ./.venv/bin/activate'
#setup grep to be a bit more nice
local GREP_OPTIONS=""
# color grep results
GREP_OPTIONS+=" --color=auto"
# ignore VCS folders (if the necessary grep flags are available)
local VCS_FOLDERS="{.bzr,CVS,.git,.hg,.svn}"
GREP_OPTIONS+=" --exclude-dir=$VCS_FOLDERS"
GREP_OPTIONS+=" --exclude=$VCS_FOLDERS"
# export grep settings
alias grep="grep $GREP_OPTIONS"
#fzf stuff
#zsh key bindings (different distros put these in different places.)
testPath=$(find /usr/share -path '*fzf/*key-bindings.zsh' -print -quit 2> /dev/null)
[ -f "$testPath" ] && source $testPath
#zsh completions, if it exists.
testPath=$(find /usr/share -path '*fzf/*completion.zsh' -print -quit 2> /dev/null)
[ -f "$testPath" ] && source $testPath
#if it was installed using git, can just source the one file:
testPath="$HOME/.fzf.zsh"
[ -f "$testPath" ] && source $testPath