#!/bin/sh

##
# Copyright (c) 2005-2017 Apple Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##

##
# Submit project to B&I (Apple internal build)
##

set -e
set -u


 wd="$(cd "$(dirname "$0")" && pwd)";
src="$(cd "${wd}/.." && pwd)";

unset CALENDARSERVER_BUILD_DEPS;

project="CalendarServer";
uri="https://github.com/apple/ccs-calendarserver.git";

##
# Command line
##

  build=false;
install=false;
package=false;

    build_no_verify_source=false;
              tag_to_build="";
           project_version="";

usage ()
{
  program="$(basename "$0")";

  if [ "${1-}" != "-" ]; then echo "$@"; echo; fi;

  echo "Usage: ${program} release [release ...]";
  echo "       ${program} release -b[ipn]";
  echo "";
  echo "Options:";
  echo "	-b Run buildit";
  echo "	-i Install resulting build on this system";
  echo "	-p Create a package with the resulting build";
  echo "	-n skip buildit source verification";
  echo "  -t which tag to submit";
  echo "  -v project version (defaults to -t value)";

  if [ "${1-}" == "-" ]; then return 0; fi;
  exit 64;
}

while getopts 'hbipnt:v:' option; do
  case "$option" in
    '?') usage; ;;
    'h') usage -; exit 0; ;;
    'b')                      build=true; ;;
    'i')                    install=true; ;;
    'p')                    package=true; ;;
    'n') 	   build_no_verify_source=true; ;;
    't')        tag_to_build="${OPTARG}"; ;;
    'v')     project_version="${OPTARG}"; ;;
  esac;
done;
shift $((${OPTIND} - 1));

if [ "${tag_to_build}" != "" ]; then
  if [ "${project_version}" == "" ]; then
    project_version="${tag_to_build}";
  fi;
fi;


if ! "${build}"; then
  # Submitting, not just building
  if "${install}"; then usage "-i flag requires -b"; fi;
  if "${package}"; then usage "-p flag requires -b"; fi;
  if "${build_no_verify_source}"; then usage "-n flag requires -b"; fi;
  if [ "${project_version}" == "" ]; then usage "project_version required if submitting"; fi;
else
  # Not submitting, just building
  if [ "${project_version}" == "" ]; then
    project_version="${project}-untagged";
  fi;
fi;

if [ $# == 0 ]; then usage "No releases specified"; fi;
releases="$@"; shift $#;

if [ $# != 0 ]; then usage "Unrecognized arguments:" "$@"; fi;

##
# Do the Right Thing
##

#
# Do submission
#

tmp="$(mktemp -d -t CalendarServer_build)";
wc="${tmp}/${project_version}";

echo "${tag_to_build}";

if [ "${tag_to_build}" != "" ]; then
  # Clone and checkout tag
  git clone "${uri}" "${wc}";
  cd "${wc}";
  git checkout "${tag_to_build}";
else
  # Copy from local directory
  echo "";
  echo "Copying ${src}...";
  # Only copy files that are under revision control
  git_files="$(mktemp -t git_files_XXXX)";
  cd "${src}";
  git ls-tree --name-only -r HEAD > "${git_files}";
  rsync -av                      \
    --files-from="${git_files}"  \
    "${src}/" "${wc}"            \
    ;
  rm "${git_files}";
fi;

cd "${wc}";

echo ""
echo "Tweaking for B&I...";
ln -s support/Apple.make "${wc}/Makefile";

cat - >> "${wc}/SubmissionInfo.xml" <<EOF
<?xml version="1.0" encoding="UTF-8"?>
<submission>
 <project>${project}</project>
 <version>${project_version}</version>
 <source>
  <git>
   <repository>${uri}</repository>
   <tag>${tag_to_build}</tag>
   <date>$(date -u)</date>
  </git>
 </source>
</submission>
EOF

echo "${tag_to_build}" > "${wc}/gitversion.txt";

echo "";
echo "Preparing sources for ${project_version}...";
"${wc}/support/_cache_deps";

# Clean up after _cache_deps
find "${wc}/.develop" -depth 1 ! '(' -name pip_downloads -o -name tools ')' -print | {
  while read filename; do
    echo "Cruft in .develop: ${filename}";
    # exit 1;
  done;
}

if "${build}"; then
  echo "";
  echo "Building ${project_version}...";

  if "${package}"; then
    package_tmp="${tmp}/pkg";
    install -d "${package_tmp}";
    merge_flags="-merge ${package_tmp}";
  elif "${install}"; then
    merge_flags="-merge /";
  else
    merge_flags="";
  fi;

  release_flags="";
  for release in "${releases}"; do
    release_flags="${release_flags} -update Prevailing${release}";
  done;

  if "${build_no_verify_source}"; then
    verify_flags=" -noverifysource";
  else
    verify_flags="";
  fi;

  sudo ~rc/bin/buildit "${wc}" \
    $(file /System/Library/Frameworks/Python.framework/Versions/Current/Python | sed -n -e 's|^.*(for architecture \([^)][^)]*\).*$|-arch \1|p' | sed 's|ppc7400|ppc|') \
    ${merge_flags}${release_flags}${verify_flags};

  if "${package}"; then
    package_file="${src}/${project_version}.tgz";
    echo "Creating package: ${package_file}...";
    tar -C "${package_tmp}" -cvzf "${package_file}" .;
    sudo rm -rf "${package_tmp}";
    if "${install}"; then
      echo "Installing package: ${package_file}";
      tar -C / -xvzf "${package_file}";
    fi;
  fi;
else
  echo "";
  echo "Submitting sources for ${project_version}...";
  rm -rf "${wc}/.dependencies";
  ~rc/bin/submitproject "${wc}" ${releases};
fi;

sudo rm -rf "${tmp}";