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#!/usr/bin/ruby
# * Create the index
# * Create an html page for each example
$:.unshift("../lib")
require 'coderay'
require 'haml'
require 'ostruct'
require 'rubyvis'
require 'RedCloth'
# First, create the examples
haml_template=Haml::Engine.new(File.read("examples.haml"))
buffer=[]
def get_base(f)
f.sub(File.dirname(__FILE__)+"/../examples/","").gsub("/","_").gsub(".rb","")
end
# Store prev and next element
pages={}
prev_page=nil
next_page=nil
files=Dir.glob(File.dirname(__FILE__)+"/../examples/**/*.rb").sort{|a,b| puts "#{a}, #{b}"; a<=>b}
files.each do |f|
next if f.include? "_data.rb"
fn=get_base(f)
unless prev_page.nil?
pages[prev_page].next_ex = fn
end
pages[fn]=OpenStruct.new({:prev_ex=>prev_page, :next_ex=>next_page, :name=>fn})
prev_page=fn
base=fn
page=pages[fn]
mtime=File.mtime(f)
next if f.include? "_data.rb"
# First, get name and text
fp=File.open(f,"r")
comment=false
title=File.basename(f)
text=[]
source_a=[]
previous_example=""
next_example=""
title_obtained=false
fp.each do |line|
if line=~/\s*#\s*encoding:/
next
elsif line=~/\s*#\s*(.+)/ and !comment
t=$1
if t=~ /^=\s*(.+)$/ and !title_obtained
title=$1
title_obtained=true
else
text << t
end
else
comment=true
source_a << line unless line.include? "$:.unshift"
end
end
text.map! {|t| t.chomp}
# Create an html file with svg included inside
page.source=CodeRay.scan(source_a.join(), :ruby).div
page.title=title
page.text=RedCloth.new(text.join("\n")).to_html
page.svg_file=base+".svg"
# Read svg size
width=350
height=200
if File.exists? "examples/#{page.svg_file}"
File.open("examples/#{page.svg_file}","r") {|fp|
header=fp.gets(">")
if header=~/\sheight=['"]([^']+)['"]/
height=$1
end
if header=~/\swidth=['"]([^']+)['"]/
width=$1
end
}
end
page.svg_width=width.to_f.ceil
page.svg_height=height.to_f.ceil
end
pages.each do |name, page|
html_file="examples/#{page.name}.html"
File.open(html_file,"w") {|fp|
fp.write(haml_template.render(page, :pages=>pages))
}
end
# Create index
index_template=Haml::Engine.new(File.read("index.haml"))
File.open("index.html","w") {|fp|
fp.write(index_template.render(self,:examples=>pages))
}
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