zshplug/ZshPlug.zsh
Robert Morrison 89c2d21b8d
Fix issues.
change some names and now it works.
2022-02-20 01:24:59 +00:00

208 lines
5.4 KiB
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###############################
# ZSH Plug #
# By: #
# sherlock5512 #
# #
# Simple Naive plugin manager #
# It does enough for me #
###############################
#########################################################################
# ZshPlug - A simple naive plugin manager for zsh #
# Copyright © 2022 Robert Morrison #
# #
# 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/>. #
#########################################################################
## Complain if the user is not running zsh
## First test the $SHELL variable
if [[ "$SHELL" != "/bin/zsh" ]]; then
printf "Your $SHELL variable is set to %s\n" $SHELL >&2
printf "This is unexpected (Expected values "/bin/zsh")\n" >&2
printf "If you are running zsh and your path is different open a GitHub issue\n" >&2
printf "and let me know what Distro you're using and the path to zsh\n" >&2
exit 1
fi
## Confirm running shell is actually zsh
runningShell="$(ps -p $$ c -o cmd | tail -n1)"
if [[ "$runningShell" != "zsh" ]]; then
printf "Your $SHELL variable is set to %s\n" $SHELL >&2
printf "This is correct However your running shell is %s\n" $runningShell >&2
printf "This is unexpected (Expected values "zsh")\n" >&2
printf "If zsh is named something different on your system open a GitHub issue\n" >&2
printf "and let me know what Distro you are using and the name that zsh has\n"
exit 1
fi
###########################
# Load User Configuration #
###########################
## Load custom Plugin directory
## Otherwise use default location
export pluginDir=${ZSH_PLUG_pluginDir:-$HOME/.local/share/zsh}
########################
# FUNCTION DEFINITIONS #
########################
export githubPrefix="https://github.com/"
ZSH_PLUG_pluginTest() {
## Test if a plugin is installed or not
## RETURNS
## 0: Plugin is installed
## 2: Plugin is not installed
## 4: Too many Arguments sent
## 5: No Arguments sent
[ -z "$1" ] && return 5
[ "$#" -gt "1" ] && return 4
[ -d "$pluginDir/$1" ] && return 0
return 1
}
ZSH_PLUG_pluginInstall() {
## Install Plugin to PluginDir
## Accepts 1 Argument (Plugin)
## CURRENTLY NO ERROR HANDLING
## ALSO DOES NOT HIDE OUTPUT
[ $# -eq 0 ] && return 1
local plugin="$1"
local InstallDir="$pluginDir/$plugin"
plugin="$githubPrefix$plugin"
git clone "$plugin" "$InstallDir"
chmod +X $InstallDir/*.zsh
return
}
ZSH_PLUG_pluginLoad() {
## Source plugin
## Accepts 1 Argument (Plugin)
## CURRENTLY NO ERROR HANDLING
## DOES NOT HIDE OUTPUT
## RELIES ON PLUGINS HAVING A DEFINED FORMAT
[ $# -eq 0 ] && return 1
local plugin="$1"
local InstallDir="$pluginDir/$plugin"
source $(find "$InstallDir" -name "*.plugin.zsh")
return
}
ZSH_PLUG_pluginUpdate() {
## Update all Plugins
## Should really do one at a time
## Might not work with new config setup
for Plugin in $Plugins; do
echo "Updating $Plugin"
local InstallDir="$pluginDir/$Plugin"
pushd $InstallDir
git pull 2> /dev/null
popd
done
echo "Plugins Updated. Please restart zsh to use them"
}
Plug() {
echo "Running ZshPlug"
#Test for plugin directory and make if needed
[ ! -d "$pluginDir" ] && { echo "Plugin directory doesn't exist making it now"; mkdir -p "$pluginDir"; }
# test for git as needed to get plugins
command -v git > /dev/null || { echo "Git is not installed" >&2 ; return 1; }
## No need to check if plugins has content since if there are no plugins this does not run anythinh
for Plugin in ${ZSH_PLUG_plugins[@]}; do
echo "$Plugin"
ZSH_PLUG_pluginTest "$Plugin"
local exitcode="$?"
case $exitcode in
0)
## plugin installed
echo "Loading $Plugin"
ZSH_PLUG_pluginLoad "$Plugin"
;;
1)
## plugin not installed
echo "Installing $Plugin"
ZSH_PLUG_pluginInstall "$Plugin"
echo "Loading $Plugin"
ZSH_PLUG_pluginLoad "$Plugin"
;;
4)
## Too many args to pluginTest
echo "Something is wrong here..." >&2
echo "Too many args to pluginTest" >&2
break
;;
5)
## No args to pluginTest
echo "Something is wrong here..." >&2
echo "No args to pluginTest" >&2
break
;;
*)
echo "Something is really wrong..." >&2
echo "Exit Code Was $exitcode" >&2
echo "Maybe you should start an issue"
break
;;
esac
done
}
Plug
## Clean up non-required variables and functions
unset -f Plug
unset -f ZSH_PLUG_pluginInstall
unset -f ZSH_PLUG_pluginTest
unset -f ZSH_PLUG_pluginLoad
unset githubPrefix