Fish changes
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333
.config/fish/functions/plug.fish
Normal file
333
.config/fish/functions/plug.fish
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# Simple custom made manager, because clearly we can't have nice things.
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# (fisher uses config folder, and plug.fish has went through a rework)
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function plug
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set -lx plug_path "$__fish_user_data_dir/plug"
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set -lx plug_completions "$plug_path/completions"
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set -lx plug_functions "$plug_path/functions"
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set -lx plug_meta "$plug_path/meta"
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set -lx plug_confd "$plug_path/conf.d" # startup
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set -lx plug_temp "$plug_path/tmp"
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function _plug_ensure_dir
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if not test -e $argv
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mkdir -p $argv
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end
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end
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_plug_ensure_dir $plug_path
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_plug_ensure_dir $plug_completions
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_plug_ensure_dir $plug_functions
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_plug_ensure_dir $plug_meta
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_plug_ensure_dir $plug_confd
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argparse -n plug -x i,r,u,I,l,q -x l,s 'i/install=' 'r/remove=' 'q/query=' 'u/update=' l/list I/init s/silent -- $argv
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or return 1
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set -lx verbose true
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if set -q _flag_silent
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set verbose false
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end
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if $verbose
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echo $(string join '' -- (set_color --bold white) "Plug v0.0.1" (set_color normal))
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end
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if not set -q _plug_initalized
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set -g _plug_initalized
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set fish_complete_path $fish_complete_path[1] \
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$plug_completions \
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$fish_complete_path[2..]
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set fish_function_path $fish_function_path[1] \
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$plug_functions \
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$fish_function_path[2..]
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for script in $plug_confd/*
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source $script
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end
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end
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if set -q _flag_init
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return 0
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end
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if $verbose
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echo $(string join '' -- (set_color green) " Plug ready")
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end
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set -l cmd
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set -l target
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if set -q _flag_install
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set target $_flag_install
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set cmd install
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else if set -q _flag_remove
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set target $_flag_remove
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set cmd remove
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else if set -q _flag_update
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set target $_flag_update
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set cmd update
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else if set -q _flag_query
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set target $_flag_query
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set cmd query
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end
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if set -q _flag_list
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set cmd list
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end
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if test -z $cmd
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if $verbose
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echo $(string join '' -- (set_color --bold red) " No command provided")
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end
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return 1
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end
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function _plug_parse_url
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set -l url $argv
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# long url
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if string match -q -r 'http(s)?:\/\/.*\..*\/.*\/.*' -- $url
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echo $url
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return 0
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end
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# short url
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if string match -q -r '.*\/.*' -- $url
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if $verbose
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echo $(string join '' -- (set_color yellow) " Using GitHub as git provider") 1>&2
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end
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set url "https://github.com/$url"
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echo $url
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return 0
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end
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if $verbose
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echo $(string join '' -- (set_color --bold red) " Not yet implemented")
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end
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return 1
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end
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function _plug_get_pack_name
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set -l url $argv
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set -l matches $(string match -r '(^.*\/|^)(.+?\/.*?)(.git)?$' -- $url)
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echo $matches[3]
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return 0
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end
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function _plug_install
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if $verbose
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echo $(string join '' -- (set_color yellow) " Installing $display")
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end
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set -l url $(_plug_parse_url $argv)
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if test -e $out
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if $verbose
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echo $(string join '' -- (set_color red) " Temporary directory for $name already exists ($out)")
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echo $(string join '' -- (set_color --bold red) " Failed to prepare installation, is there another plug process open?")
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end
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return 1
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end
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mkdir -p $out
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if test -e $journal
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if $verbose
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echo $(string join '' -- (set_color red) " Journal file $journal already exists")
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echo $(string join '' -- (set_color --bold red) " $name seems to already be installed, '--remove' it first, or use '--update' to reinstall it")
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end
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return 1
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end
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touch $journal
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if not set -l hash $(git ls-remote $url HEAD)
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echo $(string join '' -- (set_color --bold red) " Could not retrieve latest hash from $url, did you make a typo?")
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return 0
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end
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echo $(string match -r '(.*?)\s.*' -- $hash) >$journal
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set_color normal
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if not git clone $url $out
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if $verbose
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echo $(string join '' -- (set_color --bold red) " Failed to clone into $url")
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end
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return 1
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end
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echo $(string join '' -- (set_color green) " Cloned $url")
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set -l deps "$out/deps.plug"
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if test -e $deps
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echo $(string join '' -- (set_color --bold red) " Dependency resolution is not yet implemented")
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return 1
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else
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echo $(string join '' -- (set_color green) " No dependencies found")
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end
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function _plug_clone
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set -l from $argv[1]
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set -l to $argv[2]
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set -l label $argv[3]
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if not test -e $from
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if $verbose
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echo $(string join '' -- (set_color yellow) " No $label scripts found") 1>&2
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end
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echo 0
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return 0
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end
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set -l counter 0
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for script in $from/*.fish
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set counter $(math $counter + 1)
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set -l basename $(basename $script)
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if not cp $script $to
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if $verbose
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echo $(string join '' -- (set_color --bold red) " Failed to copy $script")
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end
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return 1
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end
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echo "$to/$basename" >>$journal
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end
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if $verbose
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echo $(string join '' -- (set_color green) " Copied $counter $label script(s)") 1>&2
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end
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echo $counter
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return 0
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end
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set -l functions $(_plug_clone "$out/functions" "$plug_functions" "function"; or return 1)
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set -l completions $(_plug_clone "$out/completions" "$plug_completions" "completion"; or return 1)
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set -l confd $(_plug_clone "$out/conf.d" "$plug_confd" "conf.d"; or return 1)
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if not set -q _plug_trust_all
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echo $(string join '' -- (set_color yellow) " Prompting for permission")
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echo ""
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set_color --bold red
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echo "-- Disclaimer --"
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set_color normal
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echo "Plugins are external scripts at the end of the day. It's a good"
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echo "practice to always ensure that you get your plugins from reputable"
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echo "sources; remember that not all scripts are always safe."
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echo ""
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echo "If you're confident you've understood the security"
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echo "implications of external plugins you can disable this prompt"
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echo "and trust all future plugins, knowing that this serves as a"
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echo "warning against malicious code. \"conf.d\" scripts run every"
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echo "time your shell starts"
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echo ""
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set_color --bold white
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echo "Setup and allow $display to run?"
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set_color normal
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echo "(Y)es, [N]o, (T)rust all; don't ask again."
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if not read -l -P "> " answer
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echo $(string join '' -- (set_color yellow) " Cleaning up")
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for file in $(cat $journal)[2..]
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rm $file
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end
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return 1
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end
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switch $answer
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case t T trust Trust TRUST
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set -U _plug_trust_all true
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case y Y yes Yes YES
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case '*'
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echo $(string join '' -- (set_color red) " Did not acquire permission")
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echo $(string join '' -- (set_color yellow) " Cleaning up")
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for file in $(cat $journal)[2..]
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rm $file
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end
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echo $(string join '' -- (set_color --bold red) " Installation canceled")
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return 1
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end
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end
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if test $confd -ne 0
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set -l scripts $(cat $journal)[2..]
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set scripts $(string match -r '.*/conf.d/.*\.fish$' -- $scripts)
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for script in $scripts
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source $script
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end
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echo $(string join '' -- (set_color green) " Ran conf.d scripts")
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end
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rm -rf $out
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echo $(string join '' -- (set_color green) " Successfully installed $display")
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end
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function _plug_is_up_to_date # Takes in a journal file as argument
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set -l hash $(cat "$plug_meta/$argv")[1]
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set -l name $(string replace '.' '/' -- $(basename $argv))
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set -l latest
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if not set latest $(git ls-remote $(_plug_parse_url $name))
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return false
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end
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if test $hash = $latest
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return true
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else
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return false
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end
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end
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switch $cmd
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case install
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set -lx display $(_plug_get_pack_name $target)
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set -lx name $(string replace -a '/' '.' -- $display)
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set -lx out "$plug_temp/$name"
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set -lx journal "$plug_meta/$name"
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if not _plug_install $target
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rm -rf $out >/dev/null 2>/dev/null
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rm $journal >/dev/null 2>/dev/null
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return 1
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end
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return 0
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case list
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set -l files $(ls "$plug_meta")
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echo $(string join '' -- (set_color green) " Found " (count $files) " journal(s)")
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for meta in $files
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set -l hash $(cat "$plug_meta/$meta")[1]
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echo $(string join '' -- \
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(set_color normal) " - " \
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(set_color --bold white) (string replace '.' '/' -- $(basename $meta)) (set_color normal) \
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(set_color --dim white) " (" \
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(string shorten -c '' -m 6 -- $hash) ")")
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end
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case '*'
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if not set -q _flag_silent
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echo $(string join '' -- (set_color --bold red) " Not yet implemented")
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end
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return 1
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end
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return 2
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end
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