#!/bin/bash
#
# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/
#
# Copyright (c) 2012 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
#
# Author(s):
#       Fred Dixon <ffdixon@bigbluebutton.org>
#       Gustavo Salazar <guga.salazar.loor@gmail.com>
#       Ghazi Triki <ghazi.nocturne@gmail.com>
#       Daniel Petri Rocha <danielpetrirocha@gmail.com>
#
# Changelog:
#   2011-08-18 FFD  Inital Version
#   2011-11-20 FFD  Added more checks for processing of recording
#   2012-01-04 GUG  Add option to check for errors
#   2012-02-27 GUG  Add option to delete one meeting and recording
#   2012-08-13 GUG  Republish recording
#   2012-10-22 FFD  Use combination of /var/bigbluebutton and /var/bigbluebutton/recording/raw
#                   to get the list of recent recordings for bbb-record --watch
#   2013-04-03 GUG  Enable/Disable a recording workflow
#   2013-04-05 GUG  Description is optional in bbb-record --watch
#   2013-04-05 GUG  Map internal meeting id with external meeting id
#   2016-07-02 FFD  Updates for 1.1-beta
#   2016-10-17 GTR  Stricter rule for detection of recording directories names
#   2017-04-28 FFD  Updated references to systemd processing units
#   2019-05-13 GTR  Delete caption files
#   2019-08-30 GTR  Count SVG slides fallaback
#   2020-10-22 AGG  Remove traces of red5 apps
#   2022-01-07 DPR  Refactoring with shellcheck; more checks for recording configuration;
#                   option to list workflows


#set -e
#set -x

unset HEADER WATCH WITHDESC LIST LISTWORKFLOWS LIST WITHDESC REBUILD REBUILDALL \
      REPUBLISH DELETE DELETEALL CHECK DEBUG CLEAN DISABLE ENABLE TOEXTERNAL TOINTERNAL

source /etc/bigbluebutton/bigbluebutton-release

declare -r BBB_USER=bigbluebutton
declare -r BBB_YML=/usr/local/bigbluebutton/core/scripts/bigbluebutton.yml

# $1: Desired property
# Only returns 'PRODUCTION' values
get_yml_value(){
   yq read "$BBB_YML" "$1" --prettyPrint
}

PLAYBACK_PROTOCOL=$(get_yml_value playback_protocol)
readonly PLAYBACK_PROTOCOL

RECORDING_DIR=$(get_yml_value recording_dir)
readonly RECORDING_DIR

LOG_DIR=$(get_yml_value log_dir)
readonly LOG_DIR

PUBLISHED_DIR=$(get_yml_value published_dir)
readonly PUBLISHED_DIR

RAW_AUDIO_SRC=$(get_yml_value raw_audio_src)
readonly RAW_AUDIO_SRC

RAW_VIDEO_SRC=$(get_yml_value raw_video_src)
readonly RAW_VIDEO_SRC

RAW_SCREENSHARE_SRC=$(get_yml_value raw_screenshare_src)
readonly RAW_SCREENSHARE_SRC

RAW_PRESENTATION_SRC=$(get_yml_value raw_presentation_src)
readonly RAW_PRESENTATION_SRC

declare -r BASE=$RAW_PRESENTATION_SRC/recording
declare -r STATUS=$BASE/status

TYPES=$(cd /usr/local/bigbluebutton/core/scripts/process || exit; find -- *.rb | sed s/.rb//g)
readonly TYPES

declare -r MEETING_PATTERN="^[0-9a-f]\{40\}-[[:digit:]]\{13\}$"

mark_for_rebuild() {
   MEETING_ID=$1
   echo "Marking for rebuild $MEETING_ID"
   if [[ ! -d $BASE/raw/$MEETING_ID ]]; then
      echo "Raw files for $MEETING_ID do not exist, can't rebuild"
      exit 1
   fi

  # Clear out the relevant done files
  rm -vf "$STATUS"/archived/"$MEETING_ID".norecord
  rm -vf "$STATUS"/sanity/"$MEETING_ID"*
  rm -vf "$STATUS"/processed/"$MEETING_ID"*
  rm -vf "$STATUS"/published/"$MEETING_ID"*

  # Remove the existing 'published' recording files
  for type in $TYPES; do
     rm -rf "${PUBLISHED_DIR:?}"/"$type"/"$MEETING_ID"
     rm -rf "$RAW_PRESENTATION_SRC"/unpublished/"$type"/"$MEETING_ID"
     rm -rf "$RAW_PRESENTATION_SRC"/deleted/"$type"/"$MEETING_ID"
  done

  # Restart processing at the 'sanity' step
  /usr/local/bigbluebutton/core/scripts/rap-enqueue.rb sanity "$MEETING_ID"
}

mark_for_republish() {
   MEETING_ID=$1
   echo "Marking for republish $MEETING_ID"

   for type in $TYPES; do
      if [[ ! -d $BASE/process/$type/$MEETING_ID ]]; then
         echo "Processed files for $MEETING_ID ($type) do not exist, can't republish"
         echo "Try rebuilding the recording instead."
         continue
      fi

      # Clear out the publish done files
      rm -vf "$STATUS"/published/"$MEETING_ID"*

      # Remove the existing 'published' recording files
      rm -rf "${PUBLISHED_DIR:?}"/"$type"/"$MEETING_ID"
      rm -rf "$RAW_PRESENTATION_SRC"/unpublished/"$type"/"$MEETING_ID"
      rm -rf "$RAW_PRESENTATION_SRC"/deleted/"$type"/"$MEETING_ID"

      # Restart processing at the 'publish' step
      /usr/local/bigbluebutton/core/scripts/rap-enqueue.rb "publish:$type" "$MEETING_ID"
   done
}

need_root() {
   if [ $EUID != 0 ]; then
      echo "Need to be root to run this option"
      exit 1
   fi
}

need_root_or_bigbluebutton() {
	if [ $EUID != 0 ] && [ "$USER" != $BBB_USER ]; then
		echo "Need to be user root or bigbluebutton to run this option"
      exit 1
   fi
}

print_header() {
   if [ ! "$HEADER" ]; then
      echo
      echo "** Potential problems described below **"
      HEADER=1
   fi
}

# Checks if the passed file/directory exists, and if they are owned by BBB's user
# $1: Path to directory or file
# $2: -d or -f
# $3: -R flag for chown
check_path_owner_group() {
   if test "$2" "$1"; then
      if [ "$(stat -c "%U:%G" "$1")" != "$BBB_USER:$BBB_USER" ]; then
         echo "#"
         echo "# Warning: owner:group of $1 not $BBB_USER:$BBB_USER."
         if [ "$3" ]; then
            echo "# chown -R $BBB_USER:$BBB_USER $1"
         else 
            echo "# chown $BBB_USER:$BBB_USER $1"
         fi
         echo "#"
         echo
      fi
   else
      echo "#"
      echo "# Warning: $1 is missing."
      echo "#"
      echo
   fi
}

usage() {
   echo "BigBlueButton Recording Diagnostic Utility (BigBlueButton Version $BIGBLUEBUTTON_RELEASE)"
   echo
   echo "   bbb-record [options]"
   echo
   echo "Reporting:"
   echo "   --list                             List all recordings"
   echo "   --list-recent                      List recent recordings"
   echo "   --list-recent --withDesc           List recent recordings and show their description"
   echo "   --list-workflows                   List available recording workflows"
   echo
   echo "Monitoring:"
   echo "   --watch                            Watch processing of recordings"
   echo "   --watch --withDesc                 Watch processing of recordings and show their description"
   echo
   echo "Administration:"
   echo "   --rebuild <internal meetingID>     rebuild the output for the given internal meetingID"
   echo "   --rebuildall                       rebuild every recording"
   echo "   --delete <internal meetingID>      delete one meeting and recording"
   echo "   --deleteall                        delete all meetings and recordings"
   echo "   --debug                            check for recording errors"
   echo "   --check                            check for configuration errors"
   echo "   --enable <workflow>                enable a recording workflow"
   echo "   --disable <workflow>               disable a recording workflow"
   echo "   --tointernal <external meetingId>  get the internal meeting ids for the given external meetingId"
   echo "   --toexternal <internal meetingId>  get the external meeting id for the given internal meetingId"
   echo "   --republish <internal meetingID>   republish the recording for meetingID. (Only for Matterhorn Integration)"
   #echo "   --rearchive [meetingId]            rearchive the recording (created before a restart)"
   echo
}

if [ $# -eq 0 ]; then
   usage
   exit 1
fi

# Parse the parameters
while [ $# -gt 0 ]; do
   if [ "$1" = "-watch" ] || [ "$1" = "--watch" ]; then
      WATCH=1
      if [ "$2" = "--withDesc" ]; then
         WITHDESC=1
         shift
      fi
      shift
      continue
   fi
   if [ "$1" = "-list" ] || [ "$1" = "--list" ]; then
      LIST=1
      shift
      continue
   fi
   if [ "$1" = "-list-workflows" ] || [ "$1" = "--list-workflows" ]; then
      LISTWORKFLOWS=1
      shift
      continue
   fi
   if [ "$1" = "--list-recent" ]; then
      LIST=1
      HEAD=10
      if [ "$2" ]; then
         WITHDESC=1
         shift
      fi
      shift
      continue
   fi
   if [ "$1" = "-rebuild" ] || [ "$1" = "--rebuild" ]; then
      need_root
      if [ ! -z "${2}" ]; then
         MEETING_ID="${2}"
         shift
      fi
      REBUILD=1
      shift
      continue
   fi
   if [ "$1" = "-rebuildall" ] || [ "$1" = "--rebuildall" ]; then
      need_root
      if [ ! -z "${2}" ]; then
         MEETING_ID="${2}"
         shift
      fi
      REBUILDALL=1
      shift
      continue
   fi

   if [ "$1" = "-republish" ] || [ "$1" = "--republish" ]; then
      need_root
      if [ ! -z "${2}" ]; then
         MEETING_ID="${2}"
         shift
      fi
      REPUBLISH=1
      shift
      continue
   fi

   if [ "$1" = "-delete" ] || [ "$1" = "--delete" ]; then
      need_root_or_bigbluebutton
      if [ ! -z "${2}" ]; then
         MEETING_ID="${2}"
         shift
      fi
      DELETE=1
      shift
      continue
   fi

   if [ "$1" = "-deleteall" ] || [ "$1" = "--deleteall" ]; then
      need_root
      DELETEALL=1
      shift
      continue
   fi
   if [ "$1" = "-check" ] || [ "$1" = "--check" ]; then
      need_root
      CHECK=1
      shift
      continue
   fi

   if [ "$1" = "-debug" ] || [ "$1" = "--debug" ]; then
      need_root
      DEBUG=1
      shift
      continue
   fi

   if [ "$1" = "-clean" ] || [ "$1" = "--clean" ]; then
      need_root
      CLEAN=1
      shift
      continue
   fi

   if [ "$1" = "-disable" ] || [ "$1" = "--disable" ]; then
      need_root
      if [ ! -z "${2}" ]; then
         WORKFLOW="${2}"
         shift
      fi
      DISABLE=1
      shift
      continue
   fi

   if [ "$1" = "-enable" ] || [ "$1" = "--enable" ]; then
      need_root
      if [ ! -z "${2}" ]; then
         WORKFLOW="${2}"
         shift
      fi
      ENABLE=1
      shift
      continue
   fi

   if [ "$1" = "-toexternal" ] || [ "$1" = "--toexternal" ]; then
      need_root
      if [ ! -z "${2}" ]; then
         INTERNAL_MEETINGID="${2}"
         shift
      fi
      TOEXTERNAL=1
      shift
      continue
   fi

   if [ "$1" = "-tointernal" ] || [ "$1" = "--tointernal" ]; then
      need_root
      if [ ! -z "${2}" ]; then
         EXTERNAL_MEETINGID="${2}"
         shift
      fi
      TOINTERNAL=1
      shift
      continue
   fi

   usage
   exit 1
done

if [ $REBUILD ]; then
   if [ -z "$MEETING_ID" ]; then
      echo "Pass an internal meeting id as parameter."
   else
      mark_for_rebuild "$MEETING_ID"
   fi
fi

if [ $REBUILDALL ]; then
   echo "Rebuilding all recordings"
   for recording in $(dir "$BASE"/raw); do
      [[ ! -e $STATUS/archived/$recording.norecord ]] && mark_for_rebuild "$recording"
   done
fi

if [ $REPUBLISH ]; then
   if [ -z "$MEETING_ID" ]; then
      #
      # Republish all meetings
      #
      for recording in $(dir "$BASE"/raw); do
         echo "Marking for republish: $recording"
         mark_for_republish "$recording"
      done
   else
      echo "Marking for republish: $MEETING_ID"
      mark_for_republish "$MEETING_ID"
   fi
fi

if [ $CLEAN ]; then
   sudo /etc/init.d/bbb-record-core stop
   for type in $TYPES; do
      echo " clearning logs in $LOG_DIR/$type"
      find "$LOG_DIR"/"$type" -name "*.log" -exec sudo rm '{}' \;
   done
   sudo /etc/init.d/bbb-record-core start
fi

if [ $DELETE ]; then
   if [[ -z $MEETING_ID ]]; then
      echo "No meeting id given"
      exit 1
   fi

   echo "deleting: $MEETING_ID"
   # Remove the status files first to avoid issues with concurrent
   # recording processing
   rm -f "$STATUS"/ended/"$MEETING_ID"*
   rm -f "$STATUS"/recorded/"$MEETING_ID"*
   rm -f "$STATUS"/archived/"$MEETING_ID"*
   rm -f "$STATUS"/sanity/"$MEETING_ID"*
   rm -f "$STATUS"/processed/"$MEETING_ID"*
   rm -f "$STATUS"/published/"$MEETING_ID"*

   # Remove all of the related files
   for type in $TYPES; do
      rm -rf "${PUBLISHED_DIR:?}"/"$type"/"$MEETING_ID"*
      rm -rf "$RAW_PRESENTATION_SRC"/unpublished/"$type"/"$MEETING_ID"*
      rm -rf "$RAW_PRESENTATION_SRC"/deleted/"$type"/"$MEETING_ID"*

      rm -rf "$RECORDING_DIR"/process/"$type"/"$MEETING_ID"*
      rm -rf "$RECORDING_DIR"/publish/"$type"/"$MEETING_ID"*

      rm -rf "${LOG_DIR:?}"/"$type"/*"$MEETING_ID"*
   done

   rm -rf "$RAW_PRESENTATION_SRC"/captions/"$MEETING_ID"*
   rm -f "$RAW_PRESENTATION_SRC"/inbox/"$MEETING_ID"*.json
   rm -f "$RAW_PRESENTATION_SRC"/inbox/"$MEETING_ID"*.txt

   rm -rf "$RECORDING_DIR"/raw/"$MEETING_ID"*

   rm -f "$RAW_PRESENTATION_SRC"/screenshare/"$MEETING_ID"*.flv
   rm -f "$RAW_AUDIO_SRC"/"$MEETING_ID"*.wav
   rm -f "$RAW_AUDIO_SRC"/"$MEETING_ID"*.opus
   rm -rf "${RAW_PRESENTATION_SRC:?}"/"$MEETING_ID"
fi

if [ $DELETEALL ]; then
   # Remove the status files first to avoid issues with concurrent
   # recording processing
   rm -f "$STATUS"/recorded/*
   rm -f "$STATUS"/archived/*
   rm -f "$STATUS"/sanity/*
   rm -f "$STATUS"/processed/*
   rm -f "$STATUS"/published/*

   for type in $TYPES; do
      rm -rf "${PUBLISHED_DIR:?}"/"$type"/*
      rm -rf "$RAW_PRESENTATION_SRC"/unpublished/"$type"/*
      rm -rf "$RAW_PRESENTATION_SRC"/deleted/"$type"/*

      rm -rf "$RECORDING_DIR"/process/"$type"/*
      rm -rf "$RECORDING_DIR"/publish/"$type"/*

      rm -rf "${LOG_DIR:?}"/"$type"/*
   done

   rm -rf "$RECORDING_DIR"/raw/*

   rm -f "$RAW_PRESENTATION_SRC"/captions/inbox/*

   rm -f "$RAW_PRESENTATION_SRC"/screenshare/*.flv
   rm -f "$RAW_AUDIO_SRC"/*.wav
   rm -f "$RAW_AUDIO_SRC"/*.opus

   for meeting in $(ls "$RAW_PRESENTATION_SRC" | grep "$MEETING_PATTERN"); do
      echo "deleting: $meeting"
      rm -rf "${RAW_PRESENTATION_SRC:?}"/"$meeting"
      rm -rf "$RAW_PRESENTATION_SRC"/captions/"$meeting"
   done
fi

if [ $LIST ]; then

   # Does the meeting contain:
   #  A -- Audio
   #  P -- Presentation
   #  V -- Video
   #  D -- Desktop
   #
   # Does the archive contain
   #  A -- Audio
   #  P -- Presentation
   #  V -- Video
   #  D -- Desktop
   #  E -- Events
   #
   # Is there a done flag (trigger rap-worker.rb to process) for
   #  R -- Recording
   #  A -- Archiving
   #

   if [ $WITHDESC ]; then
      echo "Internal MeetingID                                               Time                APVD APVDE RAS Slides Processed            Published           External MeetingID  Description"
      echo "------------------------------------------------------  ---------------------------- ---- ----- --- ------ -------------------- ------------------  ------------------- -----------"
   else
      echo "Internal MeetingID                                               Time                APVD APVDE RAS Slides Processed            Published           External MeetingID"
      echo "------------------------------------------------------  ---------------------------- ---- ----- --- ------ -------------------- ------------------  -------------------"
   fi

   if [ -z $HEAD ]; then
      # If we're not called with --list-recent, show all recordings
      HEAD=99999
   fi

   tmp_file=$(mktemp)
   ls -t "$RAW_PRESENTATION_SRC" | grep "$MEETING_PATTERN" -m $HEAD > "$tmp_file"
   ls -t "$RECORDING_DIR"/raw | grep "$MEETING_PATTERN" -m $HEAD >> "$tmp_file"
   #for meeting in $(ls -t $RAW_PRESENTATION_SRC | grep $MEETING_PATTERN -m $HEAD); do
   for meeting in $(sort -t - -k 2 -r < "$tmp_file" | uniq); do
      echo -n "$meeting"
      timestamp=${meeting//[0-9a-f]*-/}
      epoc=$((timestamp/1000))
      echo -n "  "
      echo -n "$(date --date "Jan 1, 1970 00:00:00 +0000 + $epoc seconds")" | awk '{ printf("%-28s",$0) }'
      echo -n " "

      #
      # Monitor the live recordings
      #

      #
      # Check if there is any recorded audio
      if ls -A "$RAW_AUDIO_SRC"/"$meeting"-*.wav &> /dev/null; then
         echo -n "X"
      else
         echo -n " "
      fi

      #
      # Check if there is any uploaded presentations
      if [ -d "$RAW_PRESENTATION_SRC"/"$meeting"/"$meeting" ]; then
         if [ "$(ls -A "$RAW_PRESENTATION_SRC"/"$meeting"/"$meeting")" ]; then
            echo -n "X"
         else
            echo -n " "
         fi
      else
         echo -n " "
      fi


      #
      # Check if there is any recorded videos
      if [ -d "$RAW_VIDEO_SRC"/"$meeting" ]; then
         if [ "$(ls -A "$RAW_VIDEO_SRC"/"$meeting")" ]; then
            echo -n "X"
         else
            echo -n " "
         fi
      else
         echo -n " "
      fi

      #echo "## $RAW_SCREENSHARE_SRC/$meeting-*.flv"
      #exit
      #
      # Check if there is any recorded desktop sharing
      if ls -A "$RAW_SCREENSHARE_SRC"/"$meeting"/*.flv &> /dev/null; then
         echo -n "X"
      else
         echo -n " "
      fi

      #
      # Monitor the archived files
      #
      RAW_DIR=$RAW_PRESENTATION_SRC/recording/raw/$meeting
      echo -n " "

      # Check if there area uploaded presentations
      #echo "$RAW/audio"
      DIRS="audio presentation video deskshare"
      for dir in $DIRS; do
         if [ -d "$RAW_DIR"/"$dir" ]; then
            if [ "$(ls -A "$RAW_DIR"/"$dir")" ]; then
               echo -n "X"
            else
               echo -n " "
            fi
         else
            echo -n " "
         fi
      done

      if [ -f "$RAW_DIR"/events.xml ]; then
         echo -n "X"
      else
         echo -n " "
      fi

      #
      # Check the status files
      #
      echo -n " "
      DIRS="recorded archived sanity"
      for dir in $DIRS; do
         if [ -f "$STATUS"/"$dir"/"$meeting".done ]; then
            echo -n "X"
         else
            echo -n " "
         fi
      done

      #
      # Number of slides
      if [ -d "$RAW_PRESENTATION_SRC"/"$meeting"/"$meeting" ]; then
         SLIDES_COUNT=$(find "$RAW_PRESENTATION_SRC"/"$meeting"/"$meeting" -name "*.swf" | wc -l)
         if [ "$SLIDES_COUNT" -eq 0 ]; then
            SLIDES_COUNT=$(find "$RAW_PRESENTATION_SRC"/"$meeting"/"$meeting" -name "*.svg" | wc -l)
         fi
         printf "%7s" "$SLIDES_COUNT"
      else
         SLIDES_COUNT=$(find "$RECORDING_DIR"/raw/"$meeting" -name "*.swf" | wc -l)
         if [ "$SLIDES_COUNT" -eq 0 ]; then
            SLIDES_COUNT=$(find "$RECORDING_DIR"/raw/"$meeting" -name "*.svg" | wc -l)
         fi
         printf "%7s" "$SLIDES_COUNT"
      fi

      echo -n " "
      #echo $BASE/raw/$meeting
      if [ -d "$BASE"/raw/"$meeting" ]; then
         recording=$meeting

         #
         # Check processed
         processed=""
         for type in $TYPES; do
            if [ -f "$STATUS"/processed/"$recording"-"$type".done ]; then
               if [ ! -z "$processed" ]; then
                  processed="$processed,"
               fi
               processed="$processed$type"
            fi
         done
         printf "%-21s" "$processed"

         #
         # Check archived
         published=""
         for type in $TYPES; do
            if [ -f "$PUBLISHED_DIR"/"$type"/"$recording"/metadata.xml ]; then
               if [ ! -z "$published" ]; then
                  published="$published,"
               fi
               published="$published$type"
            fi
         done
         printf "%-17s" "$published"

         if [ -f "$RECORDING_DIR"/raw/"$recording"/events.xml ]; then
            echo -n "   "
            echo -n "$(head -n 5 "$RECORDING_DIR"/raw/"$recording"/events.xml | grep meetingId | sed s/.*meetingId=\"//g | sed s/\".*//g)" | sed -e 's/<[^>]*>//g' -e 's/&lt;/</g' -e 's/&gt;/>/g' -e 's/&amp;/\&/g' -e 's/ \{1,\}/ /g' | tr -d '\n'
            if [ $WITHDESC ]; then
               echo -n "         "
               echo -n "$(head -n 5 "$RECORDING_DIR"/raw/"$recording"/events.xml | grep description | sed s/.*description=\"//g | sed s/\".*//g)" | sed -e 's/<[^>]*>//g' -e 's/&lt;/</g' -e 's/&gt;/>/g' -e 's/&amp;/\&/g' -e 's/ \{1,\}/ /g' | tr -d '\n'
            fi
         fi
      fi
      echo
   done
   if [ -f "$tmp_file" ]; then
      rm "$tmp_file"
   fi
   echo
   echo "--"
   systemctl --all --no-pager list-timers bbb-record-core.timer
   echo "--"
   systemctl --no-pager status bbb-rap-starter.service bbb-rap-resque-worker.service
   echo "--"

   if tail -n 20 "$LOG_DIR"/bbb-web.log | grep -q "is recorded. Process it."; then
      echo -n "Last meeting processed (bbb-web.log): "
      tail -n 20 "$LOG_DIR"/bbb-web.log | grep "is recorded. Process it." | sed "s/.*\[//g" | sed "s/\].*//g"
   fi
fi

if [ $WATCH ]; then
   watch -n 2 "bbb-record --list-recent $WITHDESC"
fi

if [ $ENABLE ]; then
   SCRIPTS_DIR=/usr/local/bigbluebutton/core/scripts
   PROCESS_SCRIPT=$SCRIPTS_DIR/process/$WORKFLOW
   PUBLISH_SCRIPT=$SCRIPTS_DIR/publish/$WORKFLOW
   if [ -f "$PROCESS_SCRIPT".rb.bk ]; then
      echo "Enabling process script in workflow '$WORKFLOW'"
      mv "$PROCESS_SCRIPT".rb.bk "$PROCESS_SCRIPT".rb
      echo "Enabling publish script in workflow '$WORKFLOW'"
      mv "$PUBLISH_SCRIPT".rb.bk "$PUBLISH_SCRIPT".rb
   elif [ -f "$PROCESS_SCRIPT".rb ]; then
      echo "Workflow '$WORKFLOW' is already enabled."
   else
      echo "Workflow '$WORKFLOW' does not exist or is not installed"
   fi
fi

if [ $DISABLE ]; then
   SCRIPTS_DIR=/usr/local/bigbluebutton/core/scripts
   PROCESS_SCRIPT=$SCRIPTS_DIR/process/$WORKFLOW
   PUBLISH_SCRIPT=$SCRIPTS_DIR/publish/$WORKFLOW
   if [ -f "$PROCESS_SCRIPT".rb ]; then
      echo "Disabling process script in workflow '$WORKFLOW'"
      mv "$PROCESS_SCRIPT".rb "$PROCESS_SCRIPT".rb.bk
      echo "Disabling publish script in workflow '$WORKFLOW'"
      mv "$PUBLISH_SCRIPT".rb "$PUBLISH_SCRIPT".rb.bk
   elif [ -f "$PROCESS_SCRIPT".rb.bk ]; then
      echo "Workflow '$WORKFLOW' is already disabled."
   else
      echo "Workflow '$WORKFLOW' does not exist or is not installed"
   fi
fi

if [ $TOEXTERNAL ]; then
   echo
   echo "External meeting id related to the given internal meeting id:"
   echo "-------------------------------------------------------------"
   expr "$(grep meetingId "$RECORDING_DIR"/raw/"$INTERNAL_MEETINGID"/events.xml 2> /dev/null)" : '.*meetingId="\(.*\)"'
   echo "-------------------------------------------------------------"
   echo
fi

if [ $TOINTERNAL ]; then
   echo
   echo "Internal meeting ids related to the given external meeting id:"
   echo "-------------------------------------------------------------"
   grep  "meetingId=\"$EXTERNAL_MEETINGID\"" "$RECORDING_DIR"/raw/*/events.xml  | cut -f6 -d'/'
   echo "-------------------------------------------------------------"
   echo
fi

#if [ $REARCHIVE ]; then
#   ARCHIVE_DONE_FILE=$STATUS/archived/$MEETING_ID.done
#   SANITY_FAIL_FILE=$STATUS/sanity/$MEETING_ID.fail
#   if [ -f $SANITY_FAIL_FILE ]; then
#      max_days=$(expr "$(grep history= /etc/cron.daily/bigbluebutton)" : 'history=\(.*\)')
#      # The recording has not been removed.
#      still_exists=$(find $STATUS/recorded/*.done  -mtime -$max_days | grep $MEETING_ID)
#      if [ -n "$still_exists" ]; then
#         if [ -f $ARCHIVE_DONE_FILE ]; then
#            echo "Removing archived .done file, sanity .fail fail,  and raw directory for meeting $MEETING_ID"
#            rm $ARCHIVE_DONE_FILE
#            rm -r $RECORDING_DIR/raw/$MEETING_ID
#            rm $SANITY_FAIL_FILE
#         else
#            echo "$MEETING_ID is not archived."
#         fi
#      fi
#   else
#      echo "The meeting you want to re archive has not failed in sanity check."
#   fi
#fi

if [ $LISTWORKFLOWS ]; then
   echo
   echo "# Enabled recording processing steps:"
   echo "#"
   prev_workflow=""
   for workflow in $(get_yml_value steps); do
      # Remove trailing : if present
      workflow=$(sed "s/:$//" <<< $workflow)
      if [ "$prev_workflow" != "$workflow" ]; then
         echo "# $workflow"
      fi
      prev_workflow=$workflow
   done
   echo "#"
   echo "# Available processing scripts: "
   echo "#"
   for type in $TYPES; do
      echo "# $type"
   done
   echo
fi

if [ $CHECK ]; then
   print_header
   echo
   if [ -d "$RECORDING_DIR"/process/slides ]; then
      if [ ! -w  "$RECORDING_DIR"/process/slides ]; then
         echo "# Error: The output directory for slides"
         echo "#"
         echo "# $RECORDING_DIR/process/slides"
         echo "#"
         echo "# is not writeable."
         echo
      fi
   fi
   
   if [ "$PLAYBACK_PROTOCOL" != "https" ]; then
      echo "#"
      echo "# Info: playback protocol set to $PLAYBACK_PROTOCOL instead of https"
      echo "#"
      echo
   fi

   if [ -d "$LOG_DIR" ]; then
 
      if [ "$(stat -c %a "$LOG_DIR")" != "755" ]; then
         echo "#"
         echo "# Warning: access rights of BigBlueButton's log directory should be set to rwxr-xr-x, not $(stat -c %A "$LOG_DIR"):"
         echo "# chmod 755 $LOG_DIR"
         echo "#"
         echo
      fi

      check_path_owner_group "$LOG_DIR" "-d" "-R"
      check_path_owner_group "$LOG_DIR/bbb-rap-worker.log" "-f"
      check_path_owner_group "$LOG_DIR/sanity.log" "-f"
      check_path_owner_group "$LOG_DIR/post_process.log" "-f"
      check_path_owner_group "$LOG_DIR/post_publish.log" "-f"
      check_path_owner_group "$LOG_DIR/bbb-recording-cleanup.log" "-f"

   else
      echo "# Error: Recording log directory $LOG_DIR is missing."
      echo
   fi

   check_path_owner_group "$RECORDING_DIR" "-d" "-R"
   check_path_owner_group "$RECORDING_DIR/raw" "-d" "-R"
   check_path_owner_group "$RECORDING_DIR/process" "-d" "-R"
   check_path_owner_group "$RECORDING_DIR/publish" "-d" "-R"
   
   check_path_owner_group "$STATUS" "-d" "-R"
   check_path_owner_group "$STATUS/recorded" "-d" "-R"
   check_path_owner_group "$STATUS/archived" "-d" "-R"
   check_path_owner_group "$STATUS/processed" "-d" "-R"
   check_path_owner_group "$STATUS/sanity" "-d" "-R"
   check_path_owner_group "$STATUS/published" "-d" "-R"

   check_path_owner_group "$RAW_PRESENTATION_SRC" "-d" "-R"
   check_path_owner_group "$RAW_PRESENTATION_SRC/captions" "-d" "-R"
   check_path_owner_group "$RAW_PRESENTATION_SRC/events" "-d"

   check_path_owner_group "$PUBLISHED_DIR" "-d"
   check_path_owner_group "$RAW_PRESENTATION_SRC/deleted" "-d"
   check_path_owner_group "$RAW_PRESENTATION_SRC/unpublished" "-d"
   check_path_owner_group "$RAW_PRESENTATION_SRC/basic_stats" "-d"

   for type in $TYPES; do
      check_path_owner_group "$LOG_DIR/$type" "-d" "-R"
      
      if [ "$(find "$LOG_DIR"/"$type" \! -user $BBB_USER \! -group $BBB_USER | wc -l)" -gt 0 ]; then
         echo "#"
         echo "# Some recording log files in $LOG_DIR/$type may not be writeable."
         echo "# Consider running 'chown -hR $BBB_USER:$BBB_USER $LOG_DIR/$type'"
         echo "# if recording processing is not automatically starting."
         echo "#"
         echo
      fi
   done
fi

if [ $DEBUG ]; then
   if [ -f "$LOG_DIR"/bbb-rap-worker.log ]; then
      grep -i error "$LOG_DIR"/bbb-rap-worker.*
   fi

   #
   #Failures while archiving files
   #
   if [ -f "$LOG_DIR"/archive.log ]; then
      grep "Failed to" "$LOG_DIR/archive.log" > /tmp/t
      if [ -s /tmp/t ]; then
         echo "  -- ERRORS found while archiving files -- "
         cat /tmp/t
         echo
         grep "on ASCII" /tmp/t > /tmp/u
         if [ -s /tmp/u ]; then
            echo "  -- events.xml was not created. There is a problem with the character encoding "
            echo
         fi
      fi
   fi

   #
   # We're going to look through the output files for each of the processed types
   #
   STAGES="process publish"
   for type in $TYPES; do
      for stage in $STAGES; do
         LOC=$LOG_DIR/$type/$stage
         if ls -A "$LOC"-* &> /dev/null; then
            rm -rf /tmp/t
            grep -B 3 "ERROR -- : Error:" "$LOC"-* | grep -E -w 'Error:' | grep -v "ffmpeg version" > /tmp/t
            if [ -s /tmp/t ]; then
               echo "  -- ERRORS found while processing slides $LOC-* -- "
               cat /tmp/t
               echo
            fi
         fi
      done
   done


   #
   # Additional checks for record and playback
   #
   rm -rf /tmp/t
   if ls "$LOG_DIR"/slides-process-* > /dev/null 2>&1; then
      sudo grep -i Error "$LOG_DIR"/slides-process-* | sudo tee /tmp/t
      if [ -s /tmp/t ]; then
         echo "   -- Ingest and Processing errors found in $LOG_DIR/slides-process-*.log -- "
         cat /tmp/t
         echo
      fi
   fi

   rm -rf /tmp/t
   if ls "$LOG_DIR"/slides-publish-* > /dev/null 2>&1; then
      sudo grep -i Error "$LOG_DIR"/slides-publish-* | sudo tee /tmp/t
      if [ -s /tmp/t ]; then
         echo "   -- Ingest and Processing errors found in $LOG_DIR/slides-publish-*.log -- "
         cat /tmp/t
         echo
      fi
   fi

   rm -rf /tmp/t
   if ls "$LOG_DIR"/slides-process-* > /dev/null 2>&1; then
      for file in $LOG_DIR/slides-process-*; do
         if [ ! -f "${file//process/publish}" ]; then
            echo "  $file" >> /tmp/t
         fi
      done

      if [ -s /tmp/t ]; then
         echo "   -- Ingest and Processing: found process file but not publish -- "
         cat /tmp/t
         echo
      fi
   fi

   rm -rf /tmp/t
   if ls "$STATUS"/recorded/*.done > /dev/null 2>&1; then
      for file in $STATUS/recorded/*.done; do
         if [ ! -f "${file//recorded/archived}" ]; then
            echo "  $file" >> /tmp/t
         fi
      done

      if [ -s /tmp/t ]; then
         echo "   -- Ingest and Processing: found recorded meeting but no archive files-- "
         cat /tmp/t
         echo
      fi
   fi

   exit 0
fi