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=begin
Copyright (C) 2009 Ricardo Pescuma Domenecci
This is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this file; see the file license.txt. If
not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
=end
require 'mechanize'
class GoogleCode
FEATURED = "Featured"
DEPRECATED = "Deprecated"
def initialize(project, username, password)
@browser = WWW::Mechanize.new
@project = project
page = @browser.get(build_url)
page = @browser.click page.link_with(:text => 'Sign in')
form = page.forms.find_all { |form| \
form.action == 'https://www.google.com/accounts/ServiceLoginAuth?service=code' \
&& form.has_field?("Email") \
&& form.has_field?("Passwd") }[0]
raise "Could not talk to googlecode. Have they changed the pages layout?" unless form
form.Email = username
form.Passwd = password
page = form.submit
raise 'GoogleCode: Invalid username/password' unless page.forms.length == 0
end
def all_files
get_files("downloads/list?can=1")
end
def current_files
get_files("downloads/list?can=2")
end
def featured_files
get_files("downloads/list?can=3")
end
def deprecated_files
get_files("downloads/list?can=4")
end
def fetch(filename)
page = @browser.get(build_url("downloads/detail?name=#{filename}"))
form = page.form_with(:action => "update.do?name=#{filename}")
raise "Could not talk to googlecode. Have they changed the pages layout?" unless form
file = Download.new filename
file.description = form.summary
file.labels = []
form.fields.each { |f| file.labels << f.value if f.name == 'label' && f.value.length > 0 }
file
end
def update(file)
page = @browser.get(build_url("downloads/detail?name=#{file.filename}"))
form = page.form_with(:action => "update.do?name=#{file.filename}")
raise "Could not talk to googlecode. Have they changed the pages layout?" unless form
form.summary = file.description
pos = 0
form.fields.each do |f|
if f.name == 'label'
f.value = file.labels[pos] || ''
pos = pos + 1
end
end
form.submit # TODO Validate result
end
def upload(file)
raise 'filename can\'t be empty' unless (file.filename || '').strip.length > 0
raise 'description can\'t be empty' unless (file.description || '').strip.length > 0
raise 'local_file can\'t be empty' unless (file.local_file || '').strip.length > 0
local_file = File.expand_path(file.local_file)
raise 'Local file could not be read' unless File.exist?(local_file)
raise 'Filename should be equal to local filename' unless File.basename(local_file) == file.filename
page = @browser.get(build_url('downloads/entry'))
form = page.form_with(:action => "http://uploads.code.google.com/upload/#{@project}")
raise "Could not talk to googlecode. Have they changed the pages layout?" unless form
form.summary = file.description.strip
pos = 0
form.fields.each do |f|
if f.name == 'label'
f.value = (file.labels[pos] || '').strip
pos = pos + 1
end
end
form.file_uploads.first.file_name = local_file
page = form.submit
form = page.form_with(:action => "http://uploads.code.google.com/upload/#{@project}")
raise "Error uploading file #{file}" if form
end
class Download
attr_accessor :description, :labels, :local_file
attr_reader :filename
def initialize(filename, fetcher = nil)
@filename = filename.strip
raise 'filename can\'t be empty' unless @filename
@description = ''
@labels = []
@fetcher = fetcher
end
def description
fetch
return @description
end
def labels
fetch
return @labels
end
def to_s
fetch
ret = @filename
ret += ' : ' + @description if @description
ret += ' [' + @labels.join(', ') + ']' if @labels.length > 0
end
def <=>(other)
return @filename.casecmp(other.filename)
end
private
def fetch
return unless @fetcher
tmp = @fetcher.fetch @filename
@description = tmp.description
@labels = tmp.labels
@fetcher = nil
end
end
private
def build_url(suffix = '')
if suffix == ''
return "http://code.google.com/p/#{@project}"
elsif suffix[0] == '/'
"http://code.google.com/p/#{@project}#{suffix}"
else
"http://code.google.com/p/#{@project}/#{suffix}"
end
end
def get_files(url)
page = @browser.get(build_url(url))
start = "http://#{@project}.googlecode.com/files/"
ret = []
page.links.each do |link|
id = link.href
if id.length > start.length && id.slice(0, start.length) == start
id = id.slice(start.length, id.length - start.length)
ret << Download.new(id, self)
end
end
return ret
end
end
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