dl4canal.sh

#!/bin/bash
#############################################
# dl4canal is a script to fetch RTMP streams from Canal+ (French TV)
#############################################
# Contact:
#  vincent.viallet@gmail.com
#############################################

LOCK="/tmp/$(basename $0).lock"

# Avoid multiple running scripts
if [ -e $LOCK ]; then
  OLD_PID=$(cat $LOCK)
  if [ -d /proc/$OLD_PID ]; then 
    echo "$0 already running - pid: $(cat $LOCK)"
    exit 1
  else
    echo $$ > $LOCK
  fi
else
  echo $$ > $LOCK
fi

# That's really ugly...
dumpvids() {
  emission_latest_vids=$1
  emission_folder=$BASE/$(echo $emission_latest_vids | cut -f1 -d'|')
  emission_url=$(echo $emission_latest_vids | cut -f2- -d'|')

  [ ! -d "$emission_folder" ] && mkdir -p "$emission_folder"
  cd "$emission_folder"
  
  wget $emission_url -O $(basename $emission_url)

  # Get video ID to gather XML file
  videos_id=$(grep switchVideoPlayer $(basename $emission_url) | cut -f2 -d'(' | cut -f1 -d')' | sort | uniq)

  # get next pages and associated videos
  next_videos_page=$(grep $(basename $emission_url) $(basename $emission_url) | grep next | sed -e 's/</\n</g' | grep href | cut -f2 -d'"' | cut -f1 -d'"')
  wget http://canalplus.fr$next_videos_page -O $(basename $emission_url)_p2
  next_videos_id=$(grep switchVideoPlayer $(basename $emission_url)_p2 | cut -f2 -d'(' | cut -f1 -d')' | sort | uniq)
  videos_id=$(echo $videos_id $next_videos_id | sort | uniq)
  
  for video_id in $videos_id
  do
    source_wget="http://service.canal-plus.com/video/rest/getVideosLiees/cplus/$video_id"
    output_wget=$(basename $source_wget)

    # abort if videoslies have been retrieved already
    if [ ! -f "$output_wget" ]; then
      wget $source_wget -O $output_wget
  
      # get videos from file - ugly XML parsing...
      videos_hd=$(sed -e 's/</\n</g' $output_wget | grep HAUT_DEBIT | sed -e 's/rtmp/\nrtmp/g' | grep rtmp)
      
      for video_hd in $videos_hd
      do
        video_name=$(basename $video_hd)
        if [ ! -f "$video_name" ]; then
          $RTMPDUMP_BIN -r $video_hd -o $video_name
        fi
      done
    fi
  done
}

# Process all emissions defined in configuration file
source dl4canal.conf
for emission in "${EMISSION[@]}"
do
  dumpvids $emission
done

rm $LOCK