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plemp/plemp.rb

116 lines
2.8 KiB
Ruby

require "camping"
require "fileutils"
require "markaby"
require "pathname"
Camping.goes :Plemp
Markaby::Builder.set(:indent, 2)
unless defined? BASE_DIR
BASE_DIR = Pathname.new(__FILE__).dirname
PUBLIC_DIR = BASE_DIR + "public"
UPLOAD_DIR = BASE_DIR + "upload"
Positions = Hash.new
end
module Plemp::Controllers
class Index
def get
render :main
end
end
class StaticXX
MIME_TYPES = {'.css' => 'text/css',
'.js' => 'text/javascript',
'.jpeg' => 'image/jpeg',
'.jpg' => 'image/jpeg',
'.png' => 'image/png'}
def get(type, path)
@headers['Content-Type'] = MIME_TYPES[path[/\.\w+$/, 0]] || "text/plain"
unless path.include? ".." or not ["public", "upload"].include? type
@headers['X-Sendfile'] = (BASE_DIR + type + path).to_s
else
@status = "403"
"403 - Invalid path"
end
end
end
class SaveposXXX
def post(id, top, left)
$stderr.puts("Got: id: #{id} -> top: #{top}, left: #{left}")
Positions[id] = [top, left]
$stderr.puts Positions.inspect
""
end
end
class Upload
def post
orig_ext = File.extname(@input.file[:filename]).downcase
new_file = UPLOAD_DIR + Time.now.strftime("%Y%m%d%H%M%S#{orig_ext}")
new_file.open("w") do |f|
f.write(@input.file[:tempfile].read)
end
redirect Index
end
end
end
module Plemp::Views
def layout
xhtml_strict do
head do
title "Plemp!"
['drag', 'prototype', 'effects', 'controls'].each do |js|
script :src => R(StaticXX, "public", "#{js}.js"),
:type => "text/javascript"
end
end
body do
self << yield
end
end
end
def main
form :action => R(Upload), :method => "post",
:enctype => "multipart/form-data" do
p do
input :name => "file", :id => "file", :type => "file"
input :type => "submit", :value => "Upload!"
end
end
UPLOAD_DIR.entries.select { |f| (UPLOAD_DIR + f).file? }.each do |f|
file = UPLOAD_DIR + f
id = file.basename.to_s
if Positions.has_key? id
top, left = Positions[id]
else
top, left = ["#{rand(800)}px", "#{rand(400)}px"]
Positions[id] = [top, left]
end
img :id => id,
:src => R(StaticXX, "upload", file.basename),
:alt => file.basename,
:style => "position:fixed;top:#{top};left:#{left};border:thin solid black;padding:15px;background-color:white;width:300px",
:onmousedown => "drag(event)",
:onmouseup => _savepos
end
end
def _savepos(id = nil)
"new Ajax.Request('http://almaz.spacelabs.nl:3301/savepos/' + " +
"this.id + '/' + this.style.top + '/' + this.style.left); " +
"return false;"
end
end