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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 'redmine/scm/adapters/abstract_adapter'
module Redmine
module Scm
module Adapters
class CvsAdapter < AbstractAdapter
# CVS executable name
CVS_BIN = "cvs"
# Guidelines for the input:
# url -> the project-path, relative to the cvsroot (eg. module name)
# root_url -> the good old, sometimes damned, CVSROOT
# login -> unnecessary
# password -> unnecessary too
def initialize(url, root_url=nil, login=nil, password=nil)
@url = url
@login = login if login && !login.empty?
@password = (password || "") if @login
#TODO: better Exception here (IllegalArgumentException)
raise CommandFailed if root_url.blank?
@root_url = root_url
end
def root_url
@root_url
end
def url
@url
end
def info
logger.debug "<cvs> info"
Info.new({:root_url => @root_url, :lastrev => nil})
end
def get_previous_revision(revision)
CvsRevisionHelper.new(revision).prevRev
end
# Returns an Entries collection
# or nil if the given path doesn't exist in the repository
# this method is used by the repository-browser (aka LIST)
def entries(path=nil, identifier=nil)
logger.debug "<cvs> entries '#{path}' with identifier '#{identifier}'"
path_with_project="#{url}#{with_leading_slash(path)}"
entries = Entries.new
cmd = "#{CVS_BIN} -d #{root_url} rls -ed"
cmd << " -D \"#{time_to_cvstime(identifier)}\"" if identifier
cmd << " #{path_with_project}"
shellout(cmd) do |io|
io.each_line(){|line|
fields=line.chop.split('/',-1)
logger.debug(">>InspectLine #{fields.inspect}")
if fields[0]!="D"
entries << Entry.new({:name => fields[-5],
#:path => fields[-4].include?(path)?fields[-4]:(path + "/"+ fields[-4]),
:path => "#{path}/#{fields[-5]}",
:kind => 'file',
:size => nil,
:lastrev => Revision.new({
:revision => fields[-4],
:name => fields[-4],
:time => Time.parse(fields[-3]),
:author => ''
})
})
else
entries << Entry.new({:name => fields[1],
:path => "#{path}/#{fields[1]}",
:kind => 'dir',
:size => nil,
:lastrev => nil
})
end
}
end
return nil if $? && $?.exitstatus != 0
entries.sort_by_name
end
STARTLOG="----------------------------"
ENDLOG ="============================================================================="
# Returns all revisions found between identifier_from and identifier_to
# in the repository. both identifier have to be dates or nil.
# these method returns nothing but yield every result in block
def revisions(path=nil, identifier_from=nil, identifier_to=nil, options={}, &block)
logger.debug "<cvs> revisions path:'#{path}',identifier_from #{identifier_from}, identifier_to #{identifier_to}"
path_with_project="#{url}#{with_leading_slash(path)}"
cmd = "#{CVS_BIN} -d #{root_url} rlog"
cmd << " -d\">#{time_to_cvstime(identifier_from)}\"" if identifier_from
cmd << " #{path_with_project}"
shellout(cmd) do |io|
state="entry_start"
commit_log=String.new
revision=nil
date=nil
author=nil
entry_path=nil
entry_name=nil
file_state=nil
branch_map=nil
io.each_line() do |line|
if state!="revision" && /^#{ENDLOG}/ =~ line
commit_log=String.new
revision=nil
state="entry_start"
end
if state=="entry_start"
branch_map=Hash.new
# gsub(/^:.*@[^:]+:\d*/, '') is here to remove :pserver:anonymous@foo.bar: string if present in the url
if /^RCS file: #{Regexp.escape(root_url.gsub(/^:.*@[^:]+:\d*/, ''))}\/#{Regexp.escape(path_with_project)}(.+),v$/ =~ line
entry_path = normalize_cvs_path($1)
entry_name = normalize_path(File.basename($1))
logger.debug("Path #{entry_path} <=> Name #{entry_name}")
elsif /^head: (.+)$/ =~ line
entry_headRev = $1 #unless entry.nil?
elsif /^symbolic names:/ =~ line
state="symbolic" #unless entry.nil?
elsif /^#{STARTLOG}/ =~ line
commit_log=String.new
state="revision"
end
next
elsif state=="symbolic"
if /^(.*):\s(.*)/ =~ (line.strip)
branch_map[$1]=$2
else
state="tags"
next
end
elsif state=="tags"
if /^#{STARTLOG}/ =~ line
commit_log = ""
state="revision"
elsif /^#{ENDLOG}/ =~ line
state="head"
end
next
elsif state=="revision"
if /^#{ENDLOG}/ =~ line || /^#{STARTLOG}/ =~ line
if revision
revHelper=CvsRevisionHelper.new(revision)
revBranch="HEAD"
branch_map.each() do |branch_name,branch_point|
if revHelper.is_in_branch_with_symbol(branch_point)
revBranch=branch_name
end
end
logger.debug("********** YIELD Revision #{revision}::#{revBranch}")
yield Revision.new({
:time => date,
:author => author,
:message=>commit_log.chomp,
:paths => [{
:revision => revision,
:branch=> revBranch,
:path=>entry_path,
:name=>entry_name,
:kind=>'file',
:action=>file_state
}]
})
end
commit_log=String.new
revision=nil
if /^#{ENDLOG}/ =~ line
state="entry_start"
end
next
end
if /^branches: (.+)$/ =~ line
#TODO: version.branch = $1
elsif /^revision (\d+(?:\.\d+)+).*$/ =~ line
revision = $1
elsif /^date:\s+(\d+.\d+.\d+\s+\d+:\d+:\d+)/ =~ line
date = Time.parse($1)
author = /author: ([^;]+)/.match(line)[1]
file_state = /state: ([^;]+)/.match(line)[1]
#TODO: linechanges only available in CVS.... maybe a feature our SVN implementation. i'm sure, they are
# useful for stats or something else
# linechanges =/lines: \+(\d+) -(\d+)/.match(line)
# unless linechanges.nil?
# version.line_plus = linechanges[1]
# version.line_minus = linechanges[2]
# else
# version.line_plus = 0
# version.line_minus = 0
# end
else
commit_log << line unless line =~ /^\*\*\* empty log message \*\*\*/
end
end
end
end
end
def diff(path, identifier_from, identifier_to=nil, type="inline")
logger.debug "<cvs> diff path:'#{path}',identifier_from #{identifier_from}, identifier_to #{identifier_to}"
path_with_project="#{url}#{with_leading_slash(path)}"
cmd = "#{CVS_BIN} -d #{root_url} rdiff -u -r#{identifier_to} -r#{identifier_from} #{path_with_project}"
diff = []
shellout(cmd) do |io|
io.each_line do |line|
diff << line
end
end
return nil if $? && $?.exitstatus != 0
DiffTableList.new diff, type
end
def cat(path, identifier=nil)
identifier = (identifier) ? identifier : "HEAD"
logger.debug "<cvs> cat path:'#{path}',identifier #{identifier}"
path_with_project="#{url}#{with_leading_slash(path)}"
cmd = "#{CVS_BIN} -d #{root_url} co -r#{identifier} -p #{path_with_project}"
cat = nil
shellout(cmd) do |io|
cat = io.read
end
return nil if $? && $?.exitstatus != 0
cat
end
def annotate(path, identifier=nil)
identifier = (identifier) ? identifier : "HEAD"
logger.debug "<cvs> annotate path:'#{path}',identifier #{identifier}"
path_with_project="#{url}#{with_leading_slash(path)}"
cmd = "#{CVS_BIN} -d #{root_url} rannotate -r#{identifier} #{path_with_project}"
blame = Annotate.new
shellout(cmd) do |io|
io.each_line do |line|
next unless line =~ %r{^([\d\.]+)\s+\(([^\)]+)\s+[^\)]+\):\s(.*)$}
blame.add_line($3.rstrip, Revision.new(:revision => $1, :author => $2.strip))
end
end
return nil if $? && $?.exitstatus != 0
blame
end
private
# convert a date/time into the CVS-format
def time_to_cvstime(time)
return nil if time.nil?
unless time.kind_of? Time
time = Time.parse(time)
end
return time.strftime("%Y-%m-%d %H:%M:%S")
end
def normalize_cvs_path(path)
normalize_path(path.gsub(/Attic\//,''))
end
def normalize_path(path)
path.sub(/^(\/)*(.*)/,'\2').sub(/(.*)(,v)+/,'\1')
end
end
class CvsRevisionHelper
attr_accessor :complete_rev, :revision, :base, :branchid
def initialize(complete_rev)
@complete_rev = complete_rev
parseRevision()
end
def branchPoint
return @base
end
def branchVersion
if isBranchRevision
return @base+"."+@branchid
end
return @base
end
def isBranchRevision
!@branchid.nil?
end
def prevRev
unless @revision==0
return buildRevision(@revision-1)
end
return buildRevision(@revision)
end
def is_in_branch_with_symbol(branch_symbol)
bpieces=branch_symbol.split(".")
branch_start="#{bpieces[0..-3].join(".")}.#{bpieces[-1]}"
return (branchVersion==branch_start)
end
private
def buildRevision(rev)
if rev== 0
@base
elsif @branchid.nil?
@base+"."+rev.to_s
else
@base+"."+@branchid+"."+rev.to_s
end
end
# Interpretiert die cvs revisionsnummern wie z.b. 1.14 oder 1.3.0.15
def parseRevision()
pieces=@complete_rev.split(".")
@revision=pieces.last.to_i
baseSize=1
baseSize+=(pieces.size/2)
@base=pieces[0..-baseSize].join(".")
if baseSize > 2
@branchid=pieces[-2]
end
end
end
end
end
end
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