comparison .svn/pristine/c3/c3cde01a42095e130d429cd695c3b938d274bb0b.svn-base @ 1298:4f746d8966dd redmine_2.3_integration

Merge from redmine-2.3 branch to create new branch redmine-2.3-integration

+# Redmine - project management software
+# Copyright (C) 2006-2013  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 => /\A(?!\d+$)[a-z0-9\-_]*\z/, :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
+    if s.match(/^\d*$/)
+      changesets.where("revision = ?", s).first
+    else
+      changesets.where("revision LIKE ?", s + '%').first
+    end
+  end
+
+  def latest_changeset
+    @latest_changeset ||= changesets.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.where(:committer => committer).includes(:user).first
+      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
+    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