CS50M-material-down.sh

### BASH script to download the entire CS50 course material + project instructions

###DEFINE ALL OF THESE VARIABLES
root="http://cdn.cs50.net/mobile/2018/spring" #remove the final / in the link
quality=720p #imporant to retain the `p`
lec_count=12 #check in root on your browser
proj_count=2 #check in root on your browser


#UNCOMMENT THE NEXT LINE DOWNLOAD PROJECT INSTRUCTIONS
#for i in `seq 0 $proj_count`; do aria2c $root/projects/$i/project$i.zip -d projects/ -c --max-connection-per-server=16; done

for i in `seq 0 $lec_count`; 
do files=( #UNCOMMENT THE FILES YOU WANT
#"lecture$i-$quality.mp4"   ##the lecture video
#"lecture$i.pdf"            ##slideshow from the lecture video
#"src$i.zip"                ##source code from demos in the video
#"lang/en/lecture$i.txt"    ##full transcript of the video (if you just want to read)
#"lang/en/lecture$i.srt"    ##srt subtitle file for the video
) && for j in "${files[@]}";
    do aria2c $root/lectures/$i/$j -d lectures/lecture$i -c --max-connection-per-server=16; done;
done;