Redmine/app/models/issue.rb

472 lines
17 KiB
Ruby
Raw Normal View History

# 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.
class Issue < ActiveRecord::Base
belongs_to :project
belongs_to :tracker
belongs_to :status, :class_name => 'IssueStatus', :foreign_key => 'status_id'
belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
belongs_to :assigned_to, :class_name => 'User', :foreign_key => 'assigned_to_id'
belongs_to :fixed_version, :class_name => 'Version', :foreign_key => 'fixed_version_id'
belongs_to :priority, :class_name => 'IssuePriority', :foreign_key => 'priority_id'
belongs_to :category, :class_name => 'IssueCategory', :foreign_key => 'category_id'
has_many :journals, :as => :journalized, :dependent => :destroy
has_many :time_entries, :dependent => :delete_all
has_and_belongs_to_many :changesets, :order => "#{Changeset.table_name}.committed_on ASC, #{Changeset.table_name}.id ASC"
has_many :relations_from, :class_name => 'IssueRelation', :foreign_key => 'issue_from_id', :dependent => :delete_all
has_many :relations_to, :class_name => 'IssueRelation', :foreign_key => 'issue_to_id', :dependent => :delete_all
acts_as_attachable :after_remove => :attachment_removed
acts_as_customizable
acts_as_watchable
acts_as_searchable :columns => ['subject', "#{table_name}.description", "#{Journal.table_name}.notes"],
:include => [:project, :journals],
# sort by id so that limited eager loading doesn't break with postgresql
:order_column => "#{table_name}.id"
acts_as_event :title => Proc.new {|o| "#{o.tracker.name} ##{o.id} (#{o.status}): #{o.subject}"},
:url => Proc.new {|o| {:controller => 'issues', :action => 'show', :id => o.id}},
:type => Proc.new {|o| 'issue' + (o.closed? ? ' closed' : '') }
acts_as_activity_provider :find_options => {:include => [:project, :author, :tracker]},
:author_key => :author_id
DONE_RATIO_OPTIONS = %w(issue_field issue_status)
validates_presence_of :subject, :priority, :project, :tracker, :author, :status
validates_length_of :subject, :maximum => 255
validates_inclusion_of :done_ratio, :in => 0..100
validates_numericality_of :estimated_hours, :allow_nil => true
named_scope :visible, lambda {|*args| { :include => :project,
:conditions => Project.allowed_to_condition(args.first || User.current, :view_issues) } }
named_scope :open, :conditions => ["#{IssueStatus.table_name}.is_closed = ?", false], :include => :status
before_save :update_done_ratio_from_issue_status
after_save :create_journal
# Returns true if usr or current user is allowed to view the issue
def visible?(usr=nil)
(usr || User.current).allowed_to?(:view_issues, self.project)
end
def after_initialize
if new_record?
# set default values for new records only
self.status ||= IssueStatus.default
self.priority ||= IssuePriority.default
end
end
# Overrides Redmine::Acts::Customizable::InstanceMethods#available_custom_fields
def available_custom_fields
(project && tracker) ? project.all_issue_custom_fields.select {|c| tracker.custom_fields.include? c } : []
end
def copy_from(arg)
issue = arg.is_a?(Issue) ? arg : Issue.find(arg)
self.attributes = issue.attributes.dup.except("id", "created_on", "updated_on")
self.custom_values = issue.custom_values.collect {|v| v.clone}
self.status = issue.status
self
end
# Moves/copies an issue to a new project and tracker
# Returns the moved/copied issue on success, false on failure
def move_to(new_project, new_tracker = nil, options = {})
options ||= {}
issue = options[:copy] ? self.clone : self
transaction do
if new_project && issue.project_id != new_project.id
# delete issue relations
unless Setting.cross_project_issue_relations?
issue.relations_from.clear
issue.relations_to.clear
end
# issue is moved to another project
# reassign to the category with same name if any
new_category = issue.category.nil? ? nil : new_project.issue_categories.find_by_name(issue.category.name)
issue.category = new_category
# Keep the fixed_version if it's still valid in the new_project
unless new_project.shared_versions.include?(issue.fixed_version)
issue.fixed_version = nil
end
issue.project = new_project
end
if new_tracker
issue.tracker = new_tracker
end
if options[:copy]
issue.custom_field_values = self.custom_field_values.inject({}) {|h,v| h[v.custom_field_id] = v.value; h}
issue.status = if options[:attributes] && options[:attributes][:status_id]
IssueStatus.find_by_id(options[:attributes][:status_id])
else
self.status
end
end
# Allow bulk setting of attributes on the issue
if options[:attributes]
issue.attributes = options[:attributes]
end
if issue.save
unless options[:copy]
# Manually update project_id on related time entries
TimeEntry.update_all("project_id = #{new_project.id}", {:issue_id => id})
end
else
Issue.connection.rollback_db_transaction
return false
end
end
return issue
end
def priority_id=(pid)
self.priority = nil
write_attribute(:priority_id, pid)
end
def tracker_id=(tid)
self.tracker = nil
write_attribute(:tracker_id, tid)
result = write_attribute(:tracker_id, tid)
@custom_field_values = nil
result
end
# Overrides attributes= so that tracker_id gets assigned first
def attributes_with_tracker_first=(new_attributes, *args)
return if new_attributes.nil?
new_tracker_id = new_attributes['tracker_id'] || new_attributes[:tracker_id]
if new_tracker_id
self.tracker_id = new_tracker_id
end
send :attributes_without_tracker_first=, new_attributes, *args
end
alias_method_chain :attributes=, :tracker_first
def estimated_hours=(h)
write_attribute :estimated_hours, (h.is_a?(String) ? h.to_hours : h)
end
SAFE_ATTRIBUTES = %w(
tracker_id
status_id
category_id
assigned_to_id
priority_id
fixed_version_id
subject
description
start_date
due_date
done_ratio
estimated_hours
custom_field_values
) unless const_defined?(:SAFE_ATTRIBUTES)
# Safely sets attributes
# Should be called from controllers instead of #attributes=
# attr_accessible is too rough because we still want things like
# Issue.new(:project => foo) to work
# TODO: move workflow/permission checks from controllers to here
def safe_attributes=(attrs, user=User.current)
return if attrs.nil?
self.attributes = attrs.reject {|k,v| !SAFE_ATTRIBUTES.include?(k)}
end
def done_ratio
if Issue.use_status_for_done_ratio? && status && status.default_done_ratio?
status.default_done_ratio
else
read_attribute(:done_ratio)
end
end
def self.use_status_for_done_ratio?
Setting.issue_done_ratio == 'issue_status'
end
def self.use_field_for_done_ratio?
Setting.issue_done_ratio == 'issue_field'
end
def validate
if self.due_date.nil? && @attributes['due_date'] && !@attributes['due_date'].empty?
errors.add :due_date, :not_a_date
end
if self.due_date and self.start_date and self.due_date < self.start_date
errors.add :due_date, :greater_than_start_date
end
if start_date && soonest_start && start_date < soonest_start
errors.add :start_date, :invalid
end
if fixed_version
if !assignable_versions.include?(fixed_version)
errors.add :fixed_version_id, :inclusion
elsif reopened? && fixed_version.closed?
errors.add_to_base I18n.t(:error_can_not_reopen_issue_on_closed_version)
end
end
# Checks that the issue can not be added/moved to a disabled tracker
if project && (tracker_id_changed? || project_id_changed?)
unless project.trackers.include?(tracker)
errors.add :tracker_id, :inclusion
end
end
end
def before_create
# default assignment based on category
if assigned_to.nil? && category && category.assigned_to
self.assigned_to = category.assigned_to
end
end
# Set the done_ratio using the status if that setting is set. This will keep the done_ratios
# even if the user turns off the setting later
def update_done_ratio_from_issue_status
if Issue.use_status_for_done_ratio? && status && status.default_done_ratio?
self.done_ratio = status.default_done_ratio
end
end
def after_save
# Reload is needed in order to get the right status
reload
# Update start/due dates of following issues
relations_from.each(&:set_issue_to_dates)
# Close duplicates if the issue was closed
if @issue_before_change && !@issue_before_change.closed? && self.closed?
duplicates.each do |duplicate|
# Reload is need in case the duplicate was updated by a previous duplicate
duplicate.reload
# Don't re-close it if it's already closed
next if duplicate.closed?
# Same user and notes
duplicate.init_journal(@current_journal.user, @current_journal.notes)
duplicate.update_attribute :status, self.status
end
end
end
def init_journal(user, notes = "")
@current_journal ||= Journal.new(:journalized => self, :user => user, :notes => notes)
@issue_before_change = self.clone
@issue_before_change.status = self.status
@custom_values_before_change = {}
self.custom_values.each {|c| @custom_values_before_change.store c.custom_field_id, c.value }
# Make sure updated_on is updated when adding a note.
updated_on_will_change!
@current_journal
end
# Return true if the issue is closed, otherwise false
def closed?
self.status.is_closed?
end
# Return true if the issue is being reopened
def reopened?
if !new_record? && status_id_changed?
status_was = IssueStatus.find_by_id(status_id_was)
status_new = IssueStatus.find_by_id(status_id)
if status_was && status_new && status_was.is_closed? && !status_new.is_closed?
return true
end
end
false
end
# Returns true if the issue is overdue
def overdue?
!due_date.nil? && (due_date < Date.today) && !status.is_closed?
end
# Users the issue can be assigned to
def assignable_users
project.assignable_users
end
# Versions that the issue can be assigned to
def assignable_versions
@assignable_versions ||= (project.shared_versions.open + [Version.find_by_id(fixed_version_id_was)]).compact.uniq.sort
end
# Returns true if this issue is blocked by another issue that is still open
def blocked?
!relations_to.detect {|ir| ir.relation_type == 'blocks' && !ir.issue_from.closed?}.nil?
end
# Returns an array of status that user is able to apply
def new_statuses_allowed_to(user)
statuses = status.find_new_statuses_allowed_to(user.roles_for_project(project), tracker)
statuses << status unless statuses.empty?
statuses = statuses.uniq.sort
blocked? ? statuses.reject {|s| s.is_closed?} : statuses
end
# Returns the mail adresses of users that should be notified
def recipients
notified = project.notified_users
# Author and assignee are always notified unless they have been locked
notified << author if author && author.active?
notified << assigned_to if assigned_to && assigned_to.active?
notified.uniq!
# Remove users that can not view the issue
notified.reject! {|user| !visible?(user)}
notified.collect(&:mail)
end
# Returns the total number of hours spent on this issue.
#
# Example:
# spent_hours => 0
# spent_hours => 50
def spent_hours
@spent_hours ||= time_entries.sum(:hours) || 0
end
def relations
(relations_from + relations_to).sort
end
def all_dependent_issues
dependencies = []
relations_from.each do |relation|
dependencies << relation.issue_to
dependencies += relation.issue_to.all_dependent_issues
end
dependencies
end
# Returns an array of issues that duplicate this one
def duplicates
relations_to.select {|r| r.relation_type == IssueRelation::TYPE_DUPLICATES}.collect {|r| r.issue_from}
end
# Returns the due date or the target due date if any
# Used on gantt chart
def due_before
due_date || (fixed_version ? fixed_version.effective_date : nil)
end
# Returns the time scheduled for this issue.
#
# Example:
# Start Date: 2/26/09, End Date: 3/04/09
# duration => 6
def duration
(start_date && due_date) ? due_date - start_date : 0
end
def soonest_start
@soonest_start ||= relations_to.collect{|relation| relation.successor_soonest_start}.compact.min
end
def to_s
"#{tracker} ##{id}: #{subject}"
end
# Returns a string of css classes that apply to the issue
def css_classes
s = "issue status-#{status.position} priority-#{priority.position}"
s << ' closed' if closed?
s << ' overdue' if overdue?
s << ' created-by-me' if User.current.logged? && author_id == User.current.id
s << ' assigned-to-me' if User.current.logged? && assigned_to_id == User.current.id
s
end
# Unassigns issues from +version+ if it's no longer shared with issue's project
def self.update_versions_from_sharing_change(version)
# Update issues assigned to the version
update_versions(["#{Issue.table_name}.fixed_version_id = ?", version.id])
end
# Unassigns issues from versions that are no longer shared
# after +project+ was moved
def self.update_versions_from_hierarchy_change(project)
moved_project_ids = project.self_and_descendants.reload.collect(&:id)
# Update issues of the moved projects and issues assigned to a version of a moved project
Issue.update_versions(["#{Version.table_name}.project_id IN (?) OR #{Issue.table_name}.project_id IN (?)", moved_project_ids, moved_project_ids])
end
private
# Update issues so their versions are not pointing to a
# fixed_version that is not shared with the issue's project
def self.update_versions(conditions=nil)
# Only need to update issues with a fixed_version from
# a different project and that is not systemwide shared
Issue.all(:conditions => merge_conditions("#{Issue.table_name}.fixed_version_id IS NOT NULL" +
" AND #{Issue.table_name}.project_id <> #{Version.table_name}.project_id" +
" AND #{Version.table_name}.sharing <> 'system'",
conditions),
:include => [:project, :fixed_version]
).each do |issue|
next if issue.project.nil? || issue.fixed_version.nil?
unless issue.project.shared_versions.include?(issue.fixed_version)
issue.init_journal(User.current)
issue.fixed_version = nil
issue.save
end
end
end
# Callback on attachment deletion
def attachment_removed(obj)
journal = init_journal(User.current)
journal.details << JournalDetail.new(:property => 'attachment',
:prop_key => obj.id,
:old_value => obj.filename)
journal.save
end
# Saves the changes in a Journal
# Called after_save
def create_journal
if @current_journal
# attributes changes
(Issue.column_names - %w(id description lock_version created_on updated_on)).each {|c|
@current_journal.details << JournalDetail.new(:property => 'attr',
:prop_key => c,
:old_value => @issue_before_change.send(c),
:value => send(c)) unless send(c)==@issue_before_change.send(c)
}
# custom fields changes
custom_values.each {|c|
next if (@custom_values_before_change[c.custom_field_id]==c.value ||
(@custom_values_before_change[c.custom_field_id].blank? && c.value.blank?))
@current_journal.details << JournalDetail.new(:property => 'cf',
:prop_key => c.custom_field_id,
:old_value => @custom_values_before_change[c.custom_field_id],
:value => c.value)
}
@current_journal.save
end
end
end