aa228download.jl

# Download/update AA228Student and RedPen repositories
# Robert Moss | mossr@stanford.edu | Sep. 2019
if VERSION < v"1.2"
    error("Julia v1.2 is required. Your current version is v", VERSION)
end

if Int <: Int32
    error("64-bit version of Julia is required, please redownload the 64-bit version.")
end

if Sys.iswindows()
    try
        # Check if in elevated mode (required to build ZMQ)
        run(pipeline(Cmd(["net", "session"]), stdout=Pipe(), stderr=Pipe()))
    catch err
        @warn("A package dependency on Windows requires Administrator privileges, please restart your terminal and 'Run as administrator'.\nYou only need to do this to run aa228download.jl")
        exit(-1)
    end
end

using Pkg
using LibGit2

@info "Updating RedPen and AA228Student (requires git)..."

# Download Obfuscatee as a package
Pkg.add(PackageSpec(url="https://github.com/sisl/Obfuscatee.jl.git"))

# Download RedPen as a package
Pkg.add(PackageSpec(url="https://github.com/sisl/RedPen.jl.git"))

function gitpull(repo::GitRepo)
    LibGit2.fetch(repo)
    LibGit2.merge!(repo)
end

# Resolve FETCH_HEAD issues by clearing it out
clearhead(path::String) = rm(joinpath(path, ".git", "FETCH_HEAD"), force=true)

function update(path::String)
    clearhead(aa228path)
    repo = GitRepo(aa228path)
    gitpull(repo)
end

# Download/update AA228Student repository
if basename(pwd()) == "AA228Student"
    aa228path = pwd()
    update(aa228path)
elseif isdir("AA228Student")
    # Update repo if it exists
    aa228path = joinpath(pwd(), "AA228Student")
    update(aa228path)
else
    # Download AA228Student as a local repo, then add it as a package
    # Clone repo if it doesn't exist
    LibGit2.clone("https://github.com/sisl/AA228Student.jl.git", "AA228Student")
    aa228path = joinpath(pwd(), "AA228Student")
end

# Add AA228Student as a local package
@info string("Using AA228Student repository from: ", aa228path)
Pkg.add(PackageSpec(path=aa228path))

@info "Precompiling AA228Student..."
Pkg.update()
Pkg.build()
using AA228Student # Precompiles packages
@info string("Please submit projects from the following directory:\n", joinpath(aa228path, "workspace"))