Redmine/lib/redmine/scm/adapters/abstract_adapter.rb

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# redMine - project management software
# Copyright (C) 2006-2007 Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
require 'cgi'
module Redmine
module Scm
module Adapters
class CommandFailed < StandardError #:nodoc:
end
class AbstractAdapter #:nodoc:
def initialize(url, root_url=nil, login=nil, password=nil)
@url = url
@login = login if login && !login.empty?
@password = (password || "") if @login
@root_url = root_url.blank? ? retrieve_root_url : root_url
end
def adapter_name
'Abstract'
end
def supports_cat?
true
end
def supports_annotate?
respond_to?('annotate')
end
def root_url
@root_url
end
def url
@url
end
# get info about the svn repository
def info
return nil
end
# Returns the entry identified by path and revision identifier
# or nil if entry doesn't exist in the repository
def entry(path=nil, identifier=nil)
e = entries(path, identifier)
e ? e.first : nil
end
# Returns an Entries collection
# or nil if the given path doesn't exist in the repository
def entries(path=nil, identifier=nil)
return nil
end
def revisions(path=nil, identifier_from=nil, identifier_to=nil, options={})
return nil
end
def diff(path, identifier_from, identifier_to=nil, type="inline")
return nil
end
def cat(path, identifier=nil)
return nil
end
def with_leading_slash(path)
path ||= ''
(path[0,1]!="/") ? "/#{path}" : path
end
def shell_quote(str)
if RUBY_PLATFORM =~ /mswin/
'"' + str.gsub(/"/, '\\"') + '"'
else
"'" + str.gsub(/'/, "'\"'\"'") + "'"
end
end
private
def retrieve_root_url
info = self.info
info ? info.root_url : nil
end
def target(path)
path ||= ''
base = path.match(/^\//) ? root_url : url
shell_quote("#{base}/#{path}".gsub(/[?<>\*]/, ''))
end
def logger
RAILS_DEFAULT_LOGGER
end
def shellout(cmd, &block)
logger.debug "Shelling out: #{cmd}" if logger && logger.debug?
begin
IO.popen(cmd, "r+") do |io|
io.close_write
block.call(io) if block_given?
end
rescue Errno::ENOENT => e
# The command failed, log it and re-raise
logger.error("SCM command failed: #{cmd}\n with: #{e.message}")
raise CommandFailed.new(e.message)
end
end
end
class Entries < Array
def sort_by_name
sort {|x,y|
if x.kind == y.kind
x.name <=> y.name
else
x.kind <=> y.kind
end
}
end
def revisions
revisions ||= Revisions.new(collect{|entry| entry.lastrev}.compact)
end
end
class Info
attr_accessor :root_url, :lastrev
def initialize(attributes={})
self.root_url = attributes[:root_url] if attributes[:root_url]
self.lastrev = attributes[:lastrev]
end
end
class Entry
attr_accessor :name, :path, :kind, :size, :lastrev
def initialize(attributes={})
self.name = attributes[:name] if attributes[:name]
self.path = attributes[:path] if attributes[:path]
self.kind = attributes[:kind] if attributes[:kind]
self.size = attributes[:size].to_i if attributes[:size]
self.lastrev = attributes[:lastrev]
end
def is_file?
'file' == self.kind
end
def is_dir?
'dir' == self.kind
end
def is_text?
Redmine::MimeType.is_type?('text', name)
end
end
class Revisions < Array
def latest
sort {|x,y|
unless x.time.nil? or y.time.nil?
x.time <=> y.time
else
0
end
}.last
end
end
class Revision
attr_accessor :identifier, :scmid, :name, :author, :time, :message, :paths, :revision, :branch
def initialize(attributes={})
self.identifier = attributes[:identifier]
self.scmid = attributes[:scmid]
self.name = attributes[:name] || self.identifier
self.author = attributes[:author]
self.time = attributes[:time]
self.message = attributes[:message] || ""
self.paths = attributes[:paths]
self.revision = attributes[:revision]
self.branch = attributes[:branch]
end
end
# A line of Diff
class Diff
attr_accessor :nb_line_left
attr_accessor :line_left
attr_accessor :nb_line_right
attr_accessor :line_right
attr_accessor :type_diff_right
attr_accessor :type_diff_left
def initialize ()
self.nb_line_left = ''
self.nb_line_right = ''
self.line_left = ''
self.line_right = ''
self.type_diff_right = ''
self.type_diff_left = ''
end
def inspect
puts '### Start Line Diff ###'
puts self.nb_line_left
puts self.line_left
puts self.nb_line_right
puts self.line_right
end
end
class DiffTableList < Array
def initialize (diff, type="inline")
diff_table = DiffTable.new type
diff.each do |line|
if line =~ /^(---|\+\+\+) (.*)$/
self << diff_table if diff_table.length > 1
diff_table = DiffTable.new type
end
a = diff_table.add_line line
end
self << diff_table unless diff_table.empty?
self
end
end
# Class for create a Diff
class DiffTable < Hash
attr_reader :file_name, :line_num_l, :line_num_r
# Initialize with a Diff file and the type of Diff View
# The type view must be inline or sbs (side_by_side)
def initialize(type="inline")
@parsing = false
@nb_line = 1
@start = false
@before = 'same'
@second = true
@type = type
end
# Function for add a line of this Diff
def add_line(line)
unless @parsing
if line =~ /^(---|\+\+\+) (.*)$/
@file_name = $2
return false
elsif line =~ /^@@ (\+|\-)(\d+)(,\d+)? (\+|\-)(\d+)(,\d+)? @@/
@line_num_l = $5.to_i
@line_num_r = $2.to_i
@parsing = true
end
else
if line =~ /^[^\+\-\s@\\]/
self.delete(self.keys.sort.last)
@parsing = false
return false
elsif line =~ /^@@ (\+|\-)(\d+)(,\d+)? (\+|\-)(\d+)(,\d+)? @@/
@line_num_l = $5.to_i
@line_num_r = $2.to_i
else
@nb_line += 1 if parse_line(line, @type)
end
end
return true
end
def inspect
puts '### DIFF TABLE ###'
puts "file : #{file_name}"
self.each do |d|
d.inspect
end
end
private
# Test if is a Side By Side type
def sbs?(type, func)
if @start and type == "sbs"
if @before == func and @second
tmp_nb_line = @nb_line
self[tmp_nb_line] = Diff.new
else
@second = false
tmp_nb_line = @start
@start += 1
@nb_line -= 1
end
else
tmp_nb_line = @nb_line
@start = @nb_line
self[tmp_nb_line] = Diff.new
@second = true
end
unless self[tmp_nb_line]
@nb_line += 1
self[tmp_nb_line] = Diff.new
else
self[tmp_nb_line]
end
end
# Escape the HTML for the diff
def escapeHTML(line)
CGI.escapeHTML(line)
end
def parse_line(line, type="inline")
if line[0, 1] == "+"
diff = sbs? type, 'add'
@before = 'add'
diff.line_left = escapeHTML line[1..-1]
diff.nb_line_left = @line_num_l
diff.type_diff_left = 'diff_in'
@line_num_l += 1
true
elsif line[0, 1] == "-"
diff = sbs? type, 'remove'
@before = 'remove'
diff.line_right = escapeHTML line[1..-1]
diff.nb_line_right = @line_num_r
diff.type_diff_right = 'diff_out'
@line_num_r += 1
true
elsif line[0, 1] =~ /\s/
@before = 'same'
@start = false
diff = Diff.new
diff.line_right = escapeHTML line[1..-1]
diff.nb_line_right = @line_num_r
diff.line_left = escapeHTML line[1..-1]
diff.nb_line_left = @line_num_l
self[@nb_line] = diff
@line_num_l += 1
@line_num_r += 1
true
elsif line[0, 1] = "\\"
true
else
false
end
end
end
class Annotate
attr_reader :lines, :revisions
def initialize
@lines = []
@revisions = []
end
def add_line(line, revision)
@lines << line
@revisions << revision
end
def content
content = lines.join("\n")
end
def empty?
lines.empty?
end
end
end
end
end