init commit

.gitignore

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+logs
+target
+/.idea
+/.idea_modules
+/.classpath
+/.project
+/.settings
+/RUNNING_PID

README.md

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+play24-action-composition-di-example
+=====================================

activator

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+#!/usr/bin/env bash
+
+###  ------------------------------- ###
+###  Helper methods for BASH scripts ###
+###  ------------------------------- ###
+
+realpath () {
+(
+  TARGET_FILE="$1"
+
+  cd "$(dirname "$TARGET_FILE")"
+  TARGET_FILE=$(basename "$TARGET_FILE")
+
+  COUNT=0
+  while [ -L "$TARGET_FILE" -a $COUNT -lt 100 ]
+  do
+      TARGET_FILE=$(readlink "$TARGET_FILE")
+      cd "$(dirname "$TARGET_FILE")"
+      TARGET_FILE=$(basename "$TARGET_FILE")
+      COUNT=$(($COUNT + 1))
+  done
+
+  if [ "$TARGET_FILE" == "." -o "$TARGET_FILE" == ".." ]; then
+    cd "$TARGET_FILE"
+    TARGET_FILEPATH=
+  else
+    TARGET_FILEPATH=/$TARGET_FILE
+  fi
+
+  # make sure we grab the actual windows path, instead of cygwin's path.
+  if ! is_cygwin; then
+    echo "$(pwd -P)/$TARGET_FILE"
+  else
+    echo $(cygwinpath "$(pwd -P)/$TARGET_FILE")
+  fi
+)
+}
+
+# TODO - Do we need to detect msys?
+
+# Uses uname to detect if we're in the odd cygwin environment.
+is_cygwin() {
+  local os=$(uname -s)
+  case "$os" in
+    CYGWIN*) return 0 ;;
+    *)  return 1 ;;
+  esac
+}
+
+# This can fix cygwin style /cygdrive paths so we get the
+# windows style paths.
+cygwinpath() {
+  local file="$1"
+  if is_cygwin; then
+    echo $(cygpath -w $file)
+  else
+    echo $file
+  fi
+}
+
+# Make something URI friendly
+make_url() {
+  url="$1"
+  local nospaces=${url// /%20}
+  if is_cygwin; then
+    echo "/${nospaces//\\//}"
+  else
+    echo "$nospaces"
+  fi
+}
+
+# Detect if we should use JAVA_HOME or just try PATH.
+get_java_cmd() {
+  if [[ -n "$JAVA_HOME" ]] && [[ -x "$JAVA_HOME/bin/java" ]];  then
+    echo "$JAVA_HOME/bin/java"
+  else
+    echo "java"
+  fi
+}
+
+echoerr () {
+  echo 1>&2 "$@"
+}
+vlog () {
+  [[ $verbose || $debug ]] && echoerr "$@"
+}
+dlog () {
+  [[ $debug ]] && echoerr "$@"
+}
+execRunner () {
+  # print the arguments one to a line, quoting any containing spaces
+  [[ $verbose || $debug ]] && echo "# Executing command line:" && {
+    for arg; do
+      if printf "%s\n" "$arg" | grep -q ' '; then
+        printf "\"%s\"\n" "$arg"
+      else
+        printf "%s\n" "$arg"
+      fi
+    done
+    echo ""
+  }
+
+  exec "$@"
+}
+addJava () {
+  dlog "[addJava] arg = '$1'"
+  java_args=( "${java_args[@]}" "$1" )
+}
+addApp () {
+  dlog "[addApp] arg = '$1'"
+  sbt_commands=( "${app_commands[@]}" "$1" )
+}
+addResidual () {
+  dlog "[residual] arg = '$1'"
+  residual_args=( "${residual_args[@]}" "$1" )
+}
+addDebugger () {
+  addJava "-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=$1"
+}
+addConfigOpts () {
+  dlog "[addConfigOpts] arg = '$*'"
+  for item in $*
+  do
+    addJava "$item"
+  done
+}
+# a ham-fisted attempt to move some memory settings in concert
+# so they need not be messed around with individually.
+get_mem_opts () {
+  local mem=${1:-1024}
+  local meta=$(( $mem / 4 ))
+  (( $meta > 256 )) || meta=256
+  (( $meta < 1024 )) || meta=1024
+
+  # default is to set memory options but this can be overridden by code section below
+  memopts="-Xms${mem}m -Xmx${mem}m"
+  if [[ "${java_version}" > "1.8" ]]; then
+    extmemopts="-XX:MetaspaceSize=64m -XX:MaxMetaspaceSize=${meta}m"
+  else
+    extmemopts="-XX:PermSize=64m -XX:MaxPermSize=${meta}m"
+  fi
+
+  if [[ "${java_opts}" == *-Xmx* ]] || [[ "${java_opts}" == *-Xms* ]] || [[ "${java_opts}" == *-XX:MaxPermSize* ]] || [[ "${java_opts}" == *-XX:ReservedCodeCacheSize* ]] || [[ "${java_opts}" == *-XX:MaxMetaspaceSize* ]]; then
+    # if we detect any of these settings in ${java_opts} we need to NOT output our settings.
+    # The reason is the Xms/Xmx, if they don't line up, cause errors.
+    memopts=""
+    extmemopts=""
+  fi
+
+  echo "${memopts} ${extmemopts}"
+}
+require_arg () {
+  local type="$1"
+  local opt="$2"
+  local arg="$3"
+  if [[ -z "$arg" ]] || [[ "${arg:0:1}" == "-" ]]; then
+    die "$opt requires <$type> argument"
+  fi
+}
+is_function_defined() {
+  declare -f "$1" > /dev/null
+}
+
+# If we're *not* running in a terminal, and we don't have any arguments, then we need to add the 'ui' parameter
+detect_terminal_for_ui() {
+  [[ ! -t 0 ]] && [[ "${#residual_args}" == "0" ]] && {
+    addResidual "ui"
+  }
+  # SPECIAL TEST FOR MAC
+  [[ "$(uname)" == "Darwin" ]] && [[ "$HOME" == "$PWD" ]] && [[ "${#residual_args}" == "0" ]] && {
+    echo "Detected MAC OSX launched script...."
+    echo "Swapping to UI"
+    addResidual "ui"
+  }
+}
+
+# Processes incoming arguments and places them in appropriate global variables.  called by the run method.
+process_args () {
+  while [[ $# -gt 0 ]]; do
+    case "$1" in
+       -h|-help) usage; exit 1 ;;
+    -v|-verbose) verbose=1 && shift ;;
+      -d|-debug) debug=1 && shift ;;
+           -mem) require_arg integer "$1" "$2" && app_mem="$2" && shift 2 ;;
+     -jvm-debug) 
+        if echo "$2" | grep -E ^[0-9]+$ > /dev/null; then 
+            addDebugger "$2" && shift 
+        else
+            addDebugger 9999
+        fi 
+        shift ;;
+     -java-home) require_arg path "$1" "$2" && java_cmd="$2/bin/java" && shift 2 ;;
+            -D*) addJava "$1" && shift ;;
+            -J*) addJava "${1:2}" && shift ;;
+              *) addResidual "$1" && shift ;;
+    esac
+  done
+
+  is_function_defined process_my_args && {
+    myargs=("${residual_args[@]}")
+    residual_args=()
+    process_my_args "${myargs[@]}"
+  }
+}
+
+# Actually runs the script.
+run() {
+  # TODO - check for sane environment
+
+  # process the combined args, then reset "$@" to the residuals
+  process_args "$@"
+  detect_terminal_for_ui
+  set -- "${residual_args[@]}"
+  argumentCount=$#
+
+  #check for jline terminal fixes on cygwin
+  if is_cygwin; then
+    stty -icanon min 1 -echo > /dev/null 2>&1
+    addJava "-Djline.terminal=jline.UnixTerminal"
+    addJava "-Dsbt.cygwin=true"
+  fi
+
+  # run sbt
+  execRunner "$java_cmd" \
+    "-Dactivator.home=$(make_url "$activator_home")" \
+    $(get_mem_opts $app_mem) \
+    ${java_opts[@]} \
+    ${java_args[@]} \
+    -jar "$app_launcher" \
+    "${app_commands[@]}" \
+    "${residual_args[@]}"
+
+  local exit_code=$?
+  if is_cygwin; then
+    stty icanon echo > /dev/null 2>&1
+  fi
+  exit $exit_code
+}
+
+# Loads a configuration file full of default command line options for this script.
+loadConfigFile() {
+  cat "$1" | sed '/^\#/d'
+}
+
+###  ------------------------------- ###
+###  Start of customized settings    ###
+###  ------------------------------- ###
+usage() {
+ cat <<EOM
+Usage: $script_name <command> [options]
+
+  Command:
+  ui                 Start the Activator UI
+  new [name] [template-id]  Create a new project with [name] using template [template-id]
+  list-templates     Print all available template names
+  -h | -help         Print this message
+
+  Options:
+  -v | -verbose      Make this runner chattier
+  -d | -debug        Set sbt log level to debug
+  -mem <integer>     Set memory options (default: $sbt_mem, which is $(get_mem_opts $sbt_mem))
+  -jvm-debug <port>  Turn on JVM debugging, open at the given port.
+
+  # java version (default: java from PATH, currently $(java -version 2>&1 | grep version))
+  -java-home <path>  Alternate JAVA_HOME
+
+  # jvm options and output control
+  -Dkey=val          Pass -Dkey=val directly to the java runtime
+  -J-X               Pass option -X directly to the java runtime
+                     (-J is stripped)
+
+  # environment variables (read from context)
+  JAVA_OPTS          Environment variable, if unset uses ""
+  SBT_OPTS           Environment variable, if unset uses ""
+  ACTIVATOR_OPTS     Environment variable, if unset uses ""
+
+In the case of duplicated or conflicting options, the order above
+shows precedence: environment variables lowest, command line options highest.
+EOM
+}
+
+###  ------------------------------- ###
+###  Main script                     ###
+###  ------------------------------- ###
+
+declare -a residual_args
+declare -a java_args
+declare -a app_commands
+declare -r real_script_path="$(realpath "$0")"
+declare -r activator_home="$(realpath "$(dirname "$real_script_path")")"
+declare -r app_version="1.3.5"
+
+declare -r app_launcher="${activator_home}/activator-launch-${app_version}.jar"
+declare -r script_name=activator
+java_cmd=$(get_java_cmd)
+declare -r java_opts=( "${ACTIVATOR_OPTS[@]}" "${SBT_OPTS[@]}" "${JAVA_OPTS[@]}" "${java_opts[@]}" )
+userhome="$HOME"
+if is_cygwin; then
+  # cygwin sets home to something f-d up, set to real windows homedir
+  userhome="$USERPROFILE"
+fi
+declare -r activator_user_home_dir="${userhome}/.activator"
+declare -r java_opts_config_home="${activator_user_home_dir}/activatorconfig.txt"
+declare -r java_opts_config_version="${activator_user_home_dir}/${app_version}/activatorconfig.txt"
+
+# Now check to see if it's a good enough version
+declare -r java_version=$("$java_cmd" -version 2>&1 | awk -F '"' '/version/ {print $2}')
+if [[ "$java_version" == "" ]]; then
+  echo
+  echo No java installations was detected.
+  echo Please go to http://www.java.com/getjava/ and download
+  echo
+  exit 1
+elif [[ ! "$java_version" > "1.6" ]]; then
+  echo
+  echo The java installation you have is not up to date
+  echo Activator requires at least version 1.6+, you have
+  echo version $java_version
+  echo
+  echo Please go to http://www.java.com/getjava/ and download
+  echo a valid Java Runtime and install before running Activator.
+  echo
+  exit 1
+fi
+
+# if configuration files exist, prepend their contents to the java args so it can be processed by this runner
+# a "versioned" config trumps one on the top level
+if [[ -f "$java_opts_config_version" ]]; then
+  addConfigOpts $(loadConfigFile "$java_opts_config_version")
+elif [[ -f "$java_opts_config_home" ]]; then
+  addConfigOpts $(loadConfigFile "$java_opts_config_home")
+fi
+
+run "$@"

app/actions/AuthorizedAction.scala

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+package actions
+
+import scala.concurrent.Future
+
+import play.api.Logger
+import play.api.mvc._
+import play.api.mvc.Results._
+
+import services.AuthenticationKeyService
+
+trait AuthorizedActionComponent {
+
+  val authenticationKeyService: AuthenticationKeyService
+
+  private def unauthorized: Future[Result] = {
+    Logger.error("AuthorizedHeaderAction unauthorized")
+    Future.successful(Unauthorized)
+  }
+
+  case class AuthorizedAction[A](action: Action[A]) extends Action[A] {
+    lazy val parser: BodyParser[A] = action.parser
+
+    override def apply(request: Request[A]): Future[Result] = {
+      Logger.info("AuthorizedAction apply")
+      request.headers.get("X-Authorized").map { key =>
+        Logger.info("AuthorizedAction check header")
+        authenticationKeyService.authorize(key).map{ result =>
+          action(request)
+        } getOrElse unauthorized
+      } getOrElse {
+        request.queryString.get("authorized").map { key =>
+          Logger.info("AuthorizedAction check query string")
+          authenticationKeyService.authorize(key.head).map { result =>
+            action(request)
+          } getOrElse unauthorized
+        } getOrElse unauthorized
+      }
+    }
+  }
+
+  object AuthorizedAction extends ActionBuilder[Request] {
+    override def invokeBlock[A](request: Request[A],
+                                block: (Request[A]) => Future[Result]): Future[Result] = {
+      block(request)
+    }
+
+    override def composeAction[A](action: Action[A]) = new AuthorizedAction(action)
+  }
+}