module Scm
module Adapters
class MercurialAdapter < AbstractAdapter
-
+
# Mercurial executable name
HG_BIN = "hg"
TEMPLATES_DIR = File.dirname(__FILE__) + "/mercurial"
TEMPLATE_NAME = "hg-template"
TEMPLATE_EXTENSION = "tmpl"
-
+
class << self
def client_version
@@client_version ||= (hgversion || [])
end
-
+
def hgversion
# The hg version is expressed either as a
# release number (eg 0.9.5 or 1.0) or as a revision
m[2].scan(%r{\d+}).collect(&:to_i)
end
end
-
+
def hgversion_from_command_line
shellout("#{HG_BIN} --version") { |io| io.read }.to_s
end
-
+
def template_path
@@template_path ||= template_path_for(client_version)
end
-
+
def template_path_for(version)
if ((version <=> [0,9,5]) > 0) || version.empty?
ver = "1.0"
"#{TEMPLATES_DIR}/#{TEMPLATE_NAME}-#{ver}.#{TEMPLATE_EXTENSION}"
end
end
-
+
def info
cmd = "#{HG_BIN} -R #{target('')} root"
root_url = nil
rescue CommandFailed
return nil
end
-
+
def entries(path=nil, identifier=nil)
path ||= ''
entries = Entries.new
cmd = "#{HG_BIN} -R #{target('')} --cwd #{target('')} locate"
- cmd << " -r " + shell_quote(identifier ? identifier.to_s : "tip")
+ cmd << " -r #{hgrev(identifier)}"
cmd << " " + shell_quote("path:#{path}") unless path.empty?
shellout(cmd) do |io|
io.each_line do |line|
return nil if $? && $?.exitstatus != 0
entries.sort_by_name
end
-
+
# Fetch the revisions by using a template file that
# makes Mercurial produce a xml output.
def revisions(path=nil, identifier_from=nil, identifier_to=nil, options={})
revisions = Revisions.new
cmd = "#{HG_BIN} --debug --encoding utf8 -R #{target('')} log -C --style #{shell_quote self.class.template_path}"
if identifier_from && identifier_to
- cmd << " -r #{identifier_from.to_i}:#{identifier_to.to_i}"
+ cmd << " -r #{hgrev(identifier_from)}:#{hgrev(identifier_to)}"
elsif identifier_from
- cmd << " -r #{identifier_from.to_i}:"
+ cmd << " -r #{hgrev(identifier_from)}:"
end
cmd << " --limit #{options[:limit].to_i}" if options[:limit]
cmd << " #{shell_quote path}" unless path.blank?
}
end
paths.sort! { |x,y| x[:path] <=> y[:path] }
-
+
revisions << Revision.new({:identifier => logentry.attributes['revision'],
:scmid => logentry.attributes['node'],
:author => (logentry.elements['author'] ? logentry.elements['author'].text : ""),
return nil if $? && $?.exitstatus != 0
revisions
end
-
+
def diff(path, identifier_from, identifier_to=nil)
path ||= ''
diff_args = ''
return nil if $? && $?.exitstatus != 0
diff
end
-
+
def cat(path, identifier=nil)
cmd = "#{HG_BIN} -R #{target('')} cat"
- cmd << " -r " + shell_quote(identifier ? identifier.to_s : "tip")
+ cmd << " -r #{hgrev(identifier)}"
cmd << " #{target(path)}"
cat = nil
shellout(cmd) do |io|