Redmine/app/models/repository.rb

436 lines
12 KiB
Ruby

# Redmine - project management software
# Copyright (C) 2006-2012 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.
class ScmFetchError < Exception; end
class Repository < ActiveRecord::Base
include Redmine::Ciphering
include Redmine::SafeAttributes
# Maximum length for repository identifiers
IDENTIFIER_MAX_LENGTH = 255
belongs_to :project
has_many :changesets, :order => "#{Changeset.table_name}.committed_on DESC, #{Changeset.table_name}.id DESC"
has_many :filechanges, :class_name => 'Change', :through => :changesets
serialize :extra_info
before_save :check_default
# Raw SQL to delete changesets and changes in the database
# has_many :changesets, :dependent => :destroy is too slow for big repositories
before_destroy :clear_changesets
validates_length_of :password, :maximum => 255, :allow_nil => true
validates_length_of :identifier, :maximum => IDENTIFIER_MAX_LENGTH, :allow_blank => true
validates_presence_of :identifier, :unless => Proc.new { |r| r.is_default? || r.set_as_default? }
validates_uniqueness_of :identifier, :scope => :project_id, :allow_blank => true
validates_exclusion_of :identifier, :in => %w(show entry raw changes annotate diff show stats graph)
# donwcase letters, digits, dashes, underscores but not digits only
validates_format_of :identifier, :with => /^(?!\d+$)[a-z0-9\-_]*$/, :allow_blank => true
# Checks if the SCM is enabled when creating a repository
validate :repo_create_validation, :on => :create
safe_attributes 'identifier',
'login',
'password',
'path_encoding',
'log_encoding',
'is_default'
safe_attributes 'url',
:if => lambda {|repository, user| repository.new_record?}
def repo_create_validation
unless Setting.enabled_scm.include?(self.class.name.demodulize)
errors.add(:type, :invalid)
end
end
def self.human_attribute_name(attribute_key_name, *args)
attr_name = attribute_key_name.to_s
if attr_name == "log_encoding"
attr_name = "commit_logs_encoding"
end
super(attr_name, *args)
end
# Removes leading and trailing whitespace
def url=(arg)
write_attribute(:url, arg ? arg.to_s.strip : nil)
end
# Removes leading and trailing whitespace
def root_url=(arg)
write_attribute(:root_url, arg ? arg.to_s.strip : nil)
end
def password
read_ciphered_attribute(:password)
end
def password=(arg)
write_ciphered_attribute(:password, arg)
end
def scm_adapter
self.class.scm_adapter_class
end
def scm
unless @scm
@scm = self.scm_adapter.new(url, root_url,
login, password, path_encoding)
if root_url.blank? && @scm.root_url.present?
update_attribute(:root_url, @scm.root_url)
end
end
@scm
end
def scm_name
self.class.scm_name
end
def name
if identifier.present?
identifier
elsif is_default?
l(:field_repository_is_default)
else
scm_name
end
end
def identifier=(identifier)
super unless identifier_frozen?
end
def identifier_frozen?
errors[:identifier].blank? && !(new_record? || identifier.blank?)
end
def identifier_param
if is_default?
nil
elsif identifier.present?
identifier
else
id.to_s
end
end
def <=>(repository)
if is_default?
-1
elsif repository.is_default?
1
else
identifier.to_s <=> repository.identifier.to_s
end
end
def self.find_by_identifier_param(param)
if param.to_s =~ /^\d+$/
find_by_id(param)
else
find_by_identifier(param)
end
end
def merge_extra_info(arg)
h = extra_info || {}
return h if arg.nil?
h.merge!(arg)
write_attribute(:extra_info, h)
end
def report_last_commit
true
end
def supports_cat?
scm.supports_cat?
end
def supports_annotate?
scm.supports_annotate?
end
def supports_all_revisions?
true
end
def supports_directory_revisions?
false
end
def supports_revision_graph?
false
end
def entry(path=nil, identifier=nil)
scm.entry(path, identifier)
end
def entries(path=nil, identifier=nil)
entries = scm.entries(path, identifier)
load_entries_changesets(entries)
entries
end
def branches
scm.branches
end
def tags
scm.tags
end
def default_branch
nil
end
def properties(path, identifier=nil)
scm.properties(path, identifier)
end
def cat(path, identifier=nil)
scm.cat(path, identifier)
end
def diff(path, rev, rev_to)
scm.diff(path, rev, rev_to)
end
def diff_format_revisions(cs, cs_to, sep=':')
text = ""
text << cs_to.format_identifier + sep if cs_to
text << cs.format_identifier if cs
text
end
# Returns a path relative to the url of the repository
def relative_path(path)
path
end
# Finds and returns a revision with a number or the beginning of a hash
def find_changeset_by_name(name)
return nil if name.blank?
s = name.to_s
changesets.find(:first, :conditions => (s.match(/^\d*$/) ?
["revision = ?", s] : ["revision LIKE ?", s + '%']))
end
def latest_changeset
@latest_changeset ||= changesets.find(:first)
end
# Returns the latest changesets for +path+
# Default behaviour is to search in cached changesets
def latest_changesets(path, rev, limit=10)
if path.blank?
changesets.find(
:all,
:include => :user,
:order => "#{Changeset.table_name}.committed_on DESC, #{Changeset.table_name}.id DESC",
:limit => limit)
else
filechanges.find(
:all,
:include => {:changeset => :user},
:conditions => ["path = ?", path.with_leading_slash],
:order => "#{Changeset.table_name}.committed_on DESC, #{Changeset.table_name}.id DESC",
:limit => limit
).collect(&:changeset)
end
end
def scan_changesets_for_issue_ids
self.changesets.each(&:scan_comment_for_issue_ids)
end
# Returns an array of committers usernames and associated user_id
def committers
@committers ||= Changeset.connection.select_rows(
"SELECT DISTINCT committer, user_id FROM #{Changeset.table_name} WHERE repository_id = #{id}")
end
# Maps committers username to a user ids
def committer_ids=(h)
if h.is_a?(Hash)
committers.each do |committer, user_id|
new_user_id = h[committer]
if new_user_id && (new_user_id.to_i != user_id.to_i)
new_user_id = (new_user_id.to_i > 0 ? new_user_id.to_i : nil)
Changeset.update_all(
"user_id = #{ new_user_id.nil? ? 'NULL' : new_user_id }",
["repository_id = ? AND committer = ?", id, committer])
end
end
@committers = nil
@found_committer_users = nil
true
else
false
end
end
# Returns the Redmine User corresponding to the given +committer+
# It will return nil if the committer is not yet mapped and if no User
# with the same username or email was found
def find_committer_user(committer)
unless committer.blank?
@found_committer_users ||= {}
return @found_committer_users[committer] if @found_committer_users.has_key?(committer)
user = nil
c = changesets.find(:first, :conditions => {:committer => committer}, :include => :user)
if c && c.user
user = c.user
elsif committer.strip =~ /^([^<]+)(<(.*)>)?$/
username, email = $1.strip, $3
u = User.find_by_login(username)
u ||= User.find_by_mail(email) unless email.blank?
user = u
end
@found_committer_users[committer] = user
user
end
end
def repo_log_encoding
encoding = log_encoding.to_s.strip
encoding.blank? ? 'UTF-8' : encoding
end
# Fetches new changesets for all repositories of active projects
# Can be called periodically by an external script
# eg. ruby script/runner "Repository.fetch_changesets"
def self.fetch_changesets
Project.active.has_module(:repository).all.each do |project|
project.repositories.each do |repository|
begin
repository.fetch_changesets
rescue Redmine::Scm::Adapters::CommandFailed => e
logger.error "scm: error during fetching changesets: #{e.message}"
end
end
end
end
# scan changeset comments to find related and fixed issues for all repositories
def self.scan_changesets_for_issue_ids
find(:all).each(&:scan_changesets_for_issue_ids)
end
def self.scm_name
'Abstract'
end
def self.available_scm
subclasses.collect {|klass| [klass.scm_name, klass.name]}
end
def self.factory(klass_name, *args)
klass = "Repository::#{klass_name}".constantize
klass.new(*args)
rescue
nil
end
def self.scm_adapter_class
nil
end
def self.scm_command
ret = ""
begin
ret = self.scm_adapter_class.client_command if self.scm_adapter_class
rescue Exception => e
logger.error "scm: error during get command: #{e.message}"
end
ret
end
def self.scm_version_string
ret = ""
begin
ret = self.scm_adapter_class.client_version_string if self.scm_adapter_class
rescue Exception => e
logger.error "scm: error during get version string: #{e.message}"
end
ret
end
def self.scm_available
ret = false
begin
ret = self.scm_adapter_class.client_available if self.scm_adapter_class
rescue Exception => e
logger.error "scm: error during get scm available: #{e.message}"
end
ret
end
def set_as_default?
new_record? && project && !Repository.first(:conditions => {:project_id => project.id})
end
protected
def check_default
if !is_default? && set_as_default?
self.is_default = true
end
if is_default? && is_default_changed?
Repository.update_all(["is_default = ?", false], ["project_id = ?", project_id])
end
end
def load_entries_changesets(entries)
if entries
entries.each do |entry|
if entry.lastrev && entry.lastrev.identifier
entry.changeset = find_changeset_by_name(entry.lastrev.identifier)
end
end
end
end
private
# Deletes repository data
def clear_changesets
cs = Changeset.table_name
ch = Change.table_name
ci = "#{table_name_prefix}changesets_issues#{table_name_suffix}"
cp = "#{table_name_prefix}changeset_parents#{table_name_suffix}"
connection.delete("DELETE FROM #{ch} WHERE #{ch}.changeset_id IN (SELECT #{cs}.id FROM #{cs} WHERE #{cs}.repository_id = #{id})")
connection.delete("DELETE FROM #{ci} WHERE #{ci}.changeset_id IN (SELECT #{cs}.id FROM #{cs} WHERE #{cs}.repository_id = #{id})")
connection.delete("DELETE FROM #{cp} WHERE #{cp}.changeset_id IN (SELECT #{cs}.id FROM #{cs} WHERE #{cs}.repository_id = #{id})")
connection.delete("DELETE FROM #{cs} WHERE #{cs}.repository_id = #{id}")
clear_extra_info_of_changesets
end
def clear_extra_info_of_changesets
end
end