Dotfiles handling!
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config/.dfrecur
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config/.dfrecur
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dotsync
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dotsync
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Subproject commit 54bcb2ac28d2c2a49caa1b78a0cceee9ae041122
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166
scripts/dotfiles.sh
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scripts/dotfiles.sh
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#!/usr/bin/env bash
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# Handles dotfiles
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# Yes there are tons of similar scipts yet I wanted no more nor less than what I needed
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# (sourceable)
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# Config
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if [ -z "$DOTHOME" ]; then
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DOTHOME="$HOME"
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fi
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if [ -z "$DOTREPO" ]; then
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DOTREPO="$HOME/.dotfiles"
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fi
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# Common functions
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# From http://stackoverflow.com/a/12498485
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function relativePath {
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# both $1 and $2 are absolute paths beginning with /
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# returns relative path to $2/$target from $1/$source
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source=$1
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target=$2
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common_part=$source # for now
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result="" # for now
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while [[ "${target#$common_part}" == "${target}" ]]; do
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# no match, means that candidate common part is not correct
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# go up one level (reduce common part)
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common_part="$(dirname $common_part)"
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# and record that we went back, with correct / handling
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if [[ -z $result ]]; then
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result=".."
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else
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result="../$result"
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fi
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done
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if [[ $common_part == "/" ]]; then
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# special case for root (no common path)
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result="$result/"
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fi
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# since we now have identified the common part,
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# compute the non-common part
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forward_part="${target#$common_part}"
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# and now stick all parts together
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if [[ -n $result ]] && [[ -n $forward_part ]]; then
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result="$result$forward_part"
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elif [[ -n $forward_part ]]; then
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# extra slash removal
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# result="${forward_part:1}" # Removes the . in the beginning...
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result="${forward_part#/}"
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fi
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echo "$result"
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}
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# Script common functions
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function _dotfiles-install-dir { # dir
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local dir
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local absSource
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local absTarget
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local relTarget
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dir="${1%/}"
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dir="${dir#/}"
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/bin/ls -A "$DOTREPO/$dir" | while read file; do
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if [[ -z "$dir" && $(echo $file | grep '^\(\.\|LICENSE\|README\)') ]]; then
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continue
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fi
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if [[ $(echo $file | grep '^.dfrecur$') ]]; then
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continue
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fi
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if [ -z "$dir" ]; then
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absSource="$DOTHOME/.$file"
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absTarget="$DOTREPO/$file"
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else
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absSource="$DOTHOME/.$dir/$file"
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absTarget="$DOTREPO/$dir/$file"
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fi
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relTarget="$(relativePath "$DOTHOME/$dir" "$absTarget")"
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recurIndicator="$absTarget/.dfrecur"
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if [[ -h "$absTarget" ]]; then
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if [ -e "$absSource" ]; then
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if [ -h "$absSource" ]; then
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cmd="cp --no-dereference --force $absTarget $absSource"
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if [ $DRY_RUN ]; then
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echo $cmd
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else
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yes | $cmd
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fi
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else
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echo "[ERROR] $absSource already exists, but is not a link"
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fi
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else
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cmd="cp --no-dereference --force $absTarget $absSource"
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if [ $DRY_RUN ]; then
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echo $cmd
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else
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yes | $cmd
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fi
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fi
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elif [[ -f "$absTarget" || ( -d $absTarget && ! -f $recurIndicator ) ]]; then
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if [ -e "$absSource" ]; then
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if [ -h "$absSource" ]; then
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cmd="ln --symbolic --no-dereference --force $relTarget $absSource"
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if [ $DRY_RUN ]; then
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echo $cmd
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else
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$cmd
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fi
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else
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echo "[ERROR] $absSource already exists, but is not a symbolic link"
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fi
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else
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cmd="ln --no-dereference --symbolic $relTarget $absSource"
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if [ $DRY_RUN ]; then
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echo $cmd
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else
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$cmd
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fi
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fi
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elif [[ -d "$absTarget" && -f $recurIndicator ]]; then
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if [ -e "$absSource" ]; then
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if [ -d "$absSource" ]; then
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# echo "Directory $absSource already exists"
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_dotfiles-install-dir $dir/$file
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else
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echo "[ERROR] $absSource already exists, but is not a directory"
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fi
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else
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cmd="mkdir $absSource"
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if [ $DRY_RUN ]; then
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echo $cmd
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else
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$cmd
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fi
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_dotfiles-install-dir $dir/$file
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fi
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else
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echo "[WARNING] Skipped $absTarget"
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fi
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done
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}
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# Script functions
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function dotfiles-install {
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_dotfiles-install-dir /
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}
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# TODO dotfiles-{link,unlink,clean,uninstall}
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# Link and Unlink should have a clever behavior regarding
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# recusive folders
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# Ex : linking config/i3 should make config recursible
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# Ex : linking config if some files in it are linked should unlink those
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