It generates an image grid with hyperlinks in latex

latex_gen

#!/usr/bin/env ruby


files = File.open(ARGV.first) do|file| 
    Marshal.load(file) 
end 

latex = File.open(ARGV.last,'w')

files.each do |x| 
    latex.write("\\hypertarget{#{x[2]}b}{\\phantom{}}")
    latex.write("\\hyperlink{#{x[2]}a}{")
    latex.write("\\includegraphics[width=0.25\\textwidth]{#{x[0]}}\n")
    latex.write("}\n")
end

latex.write("\\newpage\n")

files.each do |x|
    latex.write("\\hypertarget{#{x[2]}a}{\\phantom{}}")
    latex.write("\\hyperlink{#{x[2]}b}{")
    latex.write("\\includegraphics[width=\\textwidth]{#{x[0]}}")
    latex.write("}\n")
    
    latex.write("\\newpage\n")
    
    latex.write("\\includepdf[pages=-]{#{x[1]}}\n")
end

latex.close