githook-pre-commit

#!/bin/bash

##
## @version $Version: 2017.09.26$
## @author Mauricio Villegas <mauricio_ville@yahoo.com>
## @copyright Copyright(c) 2016-present, Mauricio Villegas <mauricio_ville@yahoo.com>
## @license MIT License
##

### Create pre-commit symlink if unset ###
GITDIR="";
if [ -d .git ]; then
  GITDIR=".git";
elif [ -f .git ]; then
  GITDIR=$(sed -n '/^gitdir:/{ s|.*: ||; p; }' .git);
fi
if [ ! -d "$GITDIR" ]; then
  echo "${0##*/}: error: unable to find git directory" 1>&2;
  exit 1;
fi
if [ ! -h "$GITDIR/hooks/pre-commit" ]; then
  if [ $(realpath --help 2>&1 | grep -c relative) != 0 ]; then
    HOOK=$(realpath --relative-to="$GITDIR/hooks" ./githook-pre-commit);
  else
    HOOK=$(readlink -f ./githook-pre-commit);
  fi
  ln -fs "$HOOK" "$GITDIR/hooks/pre-commit";
  echo "${0##*/}: creating git pre-commit hook symlink" 1>&2;
  exit 1;
fi

### Update versions on files and check syntax ###
FILES=( $(git status --porcelain | sed 's| .* | |' | grep '^[MRA]') );
V=$(date -u +%Y.%m.%d);
NEWVER="no";

check_change_after_staged () {
  [ "${2:1:1}" = "M" ] &&
    echo "${0##*/}: error: unable to update version due to change after staged: $1" 1>&2 &&
    exit 1;
}

update_file_version () {
  echo "${0##*/}: updating version of $1" 1>&2;
  sed -r -i '
    s|([$"])Version:[^$"]*([$"])|\1Version: '"$V"'\2|;
    s|(name="xsltVersion" select=")[^"]+(")|\1'"'$V'"'\2|;' "$1";
  git add "$1";
  NEWVER="yes";
}

n=1;
while [ "$n" -lt "${#FILES[@]}" ]; do
  case "${FILES[$n]}" in
    js/*-canvas.js | js/page-editor.js | js/*-app.js )
      check_change_after_staged "${FILES[$n]}" "${FILES[$((n-1))]}";
      update_file_version "${FILES[$n]}";
      echo "${0##*/}: jshint ${FILES[$n]}" 1>&2;
      jshint "${FILES[$n]}";
      ;;
    html/* | xslt/* )
      check_change_after_staged "${FILES[$n]}" "${FILES[$((n-1))]}";
      update_file_version "${FILES[$n]}";
      echo "${0##*/}: xmlstarlet val -e ${FILES[$n]}" 1>&2;
      xmlstarlet val -e "${FILES[$n]}";
      ;;
    web-app/*.php )
      check_change_after_staged "${FILES[$n]}" "${FILES[$((n-1))]}";
      update_file_version "${FILES[$n]}";
      echo "${0##*/}: php -l ${FILES[$n]}" 1>&2;
      php -l "${FILES[$n]}";
      ;;
    bin/* | web-app/git-commit-daemon.sh | web-app/start-server.sh | .githook-pre-commit )
      check_change_after_staged "${FILES[$n]}" "${FILES[$((n-1))]}";
      update_file_version "${FILES[$n]}";
      echo "${0##*/}: bash -n ${FILES[$n]}" 1>&2;
      bash -n "${FILES[$n]}";
      ;;
    css/*.css )
      check_change_after_staged "${FILES[$n]}" "${FILES[$((n-1))]}";
      update_file_version "${FILES[$n]}";
      #echo "${0##*/}: stylelint --config ./stylelint-config-recommended.js ${FILES[$n]}";
      #stylelint --config ./stylelint-config-recommended.js "${FILES[$n]}";
      ;;
  esac
  [ "$?" != "0" ] && exit 1;
  n=$((n+2));
done

if [ "$NEWVER" = "yes" ]; then
  sed -ri 's|("version": *)"[^"]+"|\1"'"$V"'"|' package.json;
  #sed -ri 's|(nw-page-editor VERSION) [^ ]+ |\1 '"$V"' |' CMakeLists.txt;
  sed -ri 's|^(Version:).*|\1 '"$V"'|' README.md;
  update_file_version web-app/common.inc.php;
  git add package.json README.md web-app/common.inc.php;
fi

### Validate circleci config ###
circleci config validate -c .circleci/config.yml;
if [ "$?" != 0 ]; then
  echo "${0##*/}: error: validation of circleci config failed" 1>&2 &&
  exit 1;
fi

exit 0;