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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/mercurial_adapter'
class Repository::Mercurial < Repository
# sort changesets by revision number
has_many :changesets, :order => "#{Changeset.table_name}.id DESC", :foreign_key => 'repository_id'
attr_protected :root_url
validates_presence_of :url
FETCH_AT_ONCE = 100 # number of changesets to fetch at once
def self.scm_adapter_class
Redmine::Scm::Adapters::MercurialAdapter
end
def self.scm_name
'Mercurial'
end
# Returns the readable identifier for the given mercurial changeset
def self.format_changeset_identifier(changeset)
"#{changeset.revision}:#{changeset.scmid}"
end
# Returns the identifier for the given Mercurial changeset
def self.changeset_identifier(changeset)
changeset.scmid
end
def diff_format_revisions(cs, cs_to, sep=':')
super(cs, cs_to, ' ')
end
# Finds and returns a revision with a number or the beginning of a hash
def find_changeset_by_name(name)
return nil if name.nil? || name.empty?
if /[^\d]/ =~ name or name.to_s.size > 8
e = changesets.find(:first, :conditions => ['scmid = ?', name.to_s])
else
e = changesets.find(:first, :conditions => ['revision = ?', name.to_s])
end
return e if e
changesets.find(:first, :conditions => ['scmid LIKE ?', "#{name}%"]) # last ditch
end
# Returns the latest changesets for +path+; sorted by revision number
def latest_changesets(path, rev, limit=10)
if path.blank?
changesets.find(:all, :include => :user, :limit => limit)
else
changes.find(:all, :include => {:changeset => :user},
:conditions => ["path = ?", path.with_leading_slash],
:order => "#{Changeset.table_name}.id DESC",
:limit => limit).collect(&:changeset)
end
end
def fetch_changesets
scm_rev = scm.info.lastrev.revision.to_i
db_rev = latest_changeset ? latest_changeset.revision.to_i : -1
return unless db_rev < scm_rev # already up-to-date
logger.debug "Fetching changesets for repository #{url}" if logger
(db_rev + 1).step(scm_rev, FETCH_AT_ONCE) do |i|
transaction do
scm.each_revision('', i, [i + FETCH_AT_ONCE - 1, scm_rev].min) do |re|
cs = Changeset.create(:repository => self,
:revision => re.revision,
:scmid => re.scmid,
:committer => re.author,
:committed_on => re.time,
:comments => re.message)
re.paths.each { |e| cs.create_change(e) }
end
end
end
self
end
end
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