update_from_upstream

#!/bin/bash
set -e
cd "$(dirname "$0")/.."

if [[ $(basename "$PWD") == "swagger" ]]; then
  echo "This command is only used in langauge specific repositories"
  exit 1
fi

# Gets content at $1 and puts it into $2, automatically chmod +x if $2 is the
# script dir.
get() {
  curl --fail --silent --show-error "$1" > "$2"
  if [[ $(dirname "$2") == "script" ]]; then
    chmod +x "$2"
  fi
}

# Gets a file $1 from the upstream repo and places it in the same location.
get_upstream() {
  get "https://raw.githubusercontent.com/docraptor/docraptor-swagger/master/$1" "$1"
}

# Main entry point, wrapped in a function so that bash can handle replacing
# this file while executing it.
update() {
  original=$(md5 script/update_from_upstream)
  get_upstream script/update_from_upstream
  if [[ $(md5 script/update_from_upstream) != "$original" ]]; then
    echo "Detected updated update_from_upstream command, running again"
    script/update_from_upstream
    exit 0 # recursive call above handled everything
  fi

  get_upstream docraptor.yaml
  get_upstream .swagger-revision

  get_upstream script/swagger
  script/swagger # download repo, etc.

  get_upstream script/generate_language
}

update