Initial..

2 files changed, 241 insertions, 0 deletions

diff --git a/conf b/conf
new file mode 100755
index 0000000..450a65c
--- /dev/null
+++ b/conf
@@ -0,0 +1,213 @@
+#!/bin/bash
+##
+# conf -- manage configuration files
+# Copyright (C) 2020  Anastasis Grammenos
+#
+# 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 2
+# 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, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+##
+set -e
+
+CONF_VERSION="0.1.0"
+
+#################
+# CONFIGURATION #
+#################
+
+CONF_HOME="${CONF_HOME:-$HOME/.conf}"
+DEF_GROUP="default"
+HOME_SUB="/home"
+
+########
+# VARS #
+########
+
+PROGRAM_NAME=${0}
+MODE="normal"
+
+function err {
+    echo "${1}" >&2
+    exit 1
+}
+
+function warn {
+    echo "${1}" >&2
+}
+
+function echo_if_test {
+    if [ "$MODE" == "test" ]; then
+       echo "$@"
+    fi
+}
+
+function add {
+    GROUP=${DEF_GROUP}
+
+    for arg in "$@"; do
+        [[ "$arg" == "-t" ]] && MODE="test"
+    done
+    
+    while [ $# -gt  0 ]; do
+        case ${1} in
+            -g)
+                GROUP="${2}"
+                shift
+                shift
+                ;;
+            -g*)
+                GROUP="${1/-g/}"
+                shift
+                ;;
+            -t)
+                shift
+                ;;
+            *)
+                [ ! -f "${1}" ] && err "${1} is not a file"
+                [   -L "${1}" ] && err "${1} is a symlink"
+                SRC="$(realpath "${1}")"
+                shift
+                DST="${CONF_HOME}/${GROUP}${SRC/${HOME}/${HOME_SUB}}" ## CHANGE
+                echo_if_test "${SRC} -> ${DST}"
+                [ "${MODE}" != "test" ] && mkdir -p "$(dirname "${DST}")" && mv "${SRC}" "${DST}" && ln -s "${DST}" "${SRC}"                
+        esac
+    done
+}
+
+function list {
+    [ $# -lt 1 ] && for group in "${CONF_HOME}"/*; do
+        [[ -e "$group" ]] || break
+        _group="$(basename "$group")"
+        echo "${_group}:"
+        find "${group}" -type f | sed -e "s#^${group}${HOME_SUB}#|- ${HOME}#"
+    done && return 0
+
+    while getopts ":lg:Gh" OPT; do
+        case ${OPT} in
+            l) #l list paths
+                for group in "${CONF_HOME}"/*; do
+                    [[ -e "$group" ]] || break
+                    find "${group}" -type f | sed -e "s#${group}##" -e "s#^${HOME_SUB}#${HOME}#"
+                done
+                return 0
+                ;;
+            G) #l list groups
+                for group in "${CONF_HOME}"/*; do
+                    basename "$group"
+                done
+                return 0
+                ;;
+            g) #l list paths in <group>
+                [ ! -d "${CONF_HOME}/${OPTARG}" ] && err "group ${OPTARG} doesn't exist"
+                find "${CONF_HOME}/${OPTARG}" -type f | sed -e "s#${CONF_HOME}/${OPTARG}${HOME_SUB}#${HOME}#"
+                return 0
+                ;;
+            h) #l print this help
+                grep ")\ #l" "${PROGRAM_NAME}" | sed -e 's/^[[:space:]]*/-/' -e 's:) \#l:  :g'
+                return 0
+                ;;
+            *)
+                break
+                ;;
+        esac
+    done
+    err "wrong list argument"
+}
+
+function search {
+    [ $# -ne 1 ] && err "search requires a term"
+    #    grep -HR "$@" "${CONF_HOME}"
+    find "${CONF_HOME}" -type f -exec grep -H "${1}" {} \;
+}
+
+function edit {
+    declare -A configs
+
+    for group in "${CONF_HOME}"/*; do
+        [[ -e "$group" ]] || break
+        _group="$(basename "$group")"
+        while IFS= read -r -d '' file; do
+            configs["${_group}:$(basename "$file")"]="$file"
+        done < <(find "${CONF_HOME}/${_group}" -type f -print0)
+    done
+
+    matched=()
+    for c in "${!configs[@]}"; do
+        if [ "${c/:*/}" == "$1" ]; then
+            matched+=( "${configs[$c]}" )
+        fi
+    done
+    [ ${#matched[@]} -eq 1 ] && ${EDITOR} "${matched[0]}" && return 0
+    [ ${#matched[@]} -gt 1 ] && warn "Too many files, specify" && list -g "${1}" && return 1
+    
+    matched=()
+    for c in "${!configs[@]}"; do
+        if [ "${c/*:/}" == "$1" ]; then
+            matched+=( "${configs[$c]}" )
+        fi
+    done
+    [ ${#matched[@]} -eq 1 ] && ${EDITOR} "${matched[0]}" && return 0
+    [ ${#matched[@]} -gt 1 ] && warn "Too many files, specify" && list -l | grep "${1}" && return 1
+
+    matched=()
+    for c in "${!configs[@]}"; do
+        if [ "${c}" == "$1" ]; then
+            ${EDITOR} "${configs[$c]}" && return 0
+        fi
+    done
+    
+    echo "${1} - no match"
+    return 1
+}
+
+function relink {
+    echo Not implemented
+}
+
+function printhelp {
+    grep ")\ ##" "${PROGRAM_NAME}" | sed -e 's/^[[:space:]]*//' -e 's:) \##:  :g'
+    exit 1
+}
+
+if [ $# -lt 1 ]
+then
+    printhelp
+fi    
+
+case ${1} in
+    add | a) ##           add a file
+        shift
+        add "$@"
+        ;;
+    list | ls | l) ##     list managed files
+        shift
+        list "$@"
+        ;;
+    search | grep | s) ## grep managed files
+        shift
+        search "$@"
+        ;;
+    edit | e) ##          edit managed files
+        shift
+        edit "$@"
+        ;;
+    relink) ##            relink managed files
+        relink "$@"
+        ;;
+    version | --version | -v | -V)
+        echo "version $CONF_VERSION"
+        ;;
+    *)
+        printhelp
+        ;;
+esac
diff --git a/test.sh b/test.sh
new file mode 100755
index 0000000..6dc38e6
--- /dev/null
+++ b/test.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+CONF=$(realpath conf)
+CONF_HOME=$(mktemp -d)
+export CONF_HOME
+
+conf1=$(mktemp)
+conf2=$(mktemp)
+conf3=$(mktemp)
+conf4=$(mktemp)
+conf5=$(mktemp)
+
+echo "test config 1" > "$conf1"
+echo "test config 2" > "$conf2"
+echo "test config 3" > "$conf3"
+echo "test config 4" > "$conf4"
+echo "test config 5" > "$conf5"
+
+$CONF add "$conf1"
+$CONF add -g conf "$conf2" "$conf3"
+$CONF add -g conf "$conf4"
+$CONF add -g other "$conf5"
+
+[ "$($CONF ls -l | wc -l)" != "5" ] && echo Test failed
+[ "$($CONF ls | wc -l)" != "8" ] && echo Test failed
+
+rm -rf "$conf1" "$conf2" "$conf3" "$conf4" "$conf5" "$CONF_HOME"
+echo PASS