diff app/models/mailer.rb @ 0:513646585e45

* Import Redmine trunk SVN rev 3859

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/models/mailer.rb	Fri Jul 23 15:52:44 2010 +0100
@@ -0,0 +1,437 @@
+# 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 Mailer < ActionMailer::Base
+  layout 'mailer'
+  helper :application
+  helper :issues
+  helper :custom_fields
+
+  include ActionController::UrlWriter
+  include Redmine::I18n
+
+  def self.default_url_options
+    h = Setting.host_name
+    h = h.to_s.gsub(%r{\/.*$}, '') unless Redmine::Utils.relative_url_root.blank?
+    { :host => h, :protocol => Setting.protocol }
+  end
+  
+  # Builds a tmail object used to email recipients of the added issue.
+  #
+  # Example:
+  #   issue_add(issue) => tmail object
+  #   Mailer.deliver_issue_add(issue) => sends an email to issue recipients
+  def issue_add(issue)
+    redmine_headers 'Project' => issue.project.identifier,
+                    'Issue-Id' => issue.id,
+                    'Issue-Author' => issue.author.login
+    redmine_headers 'Issue-Assignee' => issue.assigned_to.login if issue.assigned_to
+    message_id issue
+    recipients issue.recipients
+    cc(issue.watcher_recipients - @recipients)
+    subject "[#{issue.project.name} - #{issue.tracker.name} ##{issue.id}] (#{issue.status.name}) #{issue.subject}"
+    body :issue => issue,
+         :issue_url => url_for(:controller => 'issues', :action => 'show', :id => issue)
+    render_multipart('issue_add', body)
+  end
+
+  # Builds a tmail object used to email recipients of the edited issue.
+  #
+  # Example:
+  #   issue_edit(journal) => tmail object
+  #   Mailer.deliver_issue_edit(journal) => sends an email to issue recipients
+  def issue_edit(journal)
+    issue = journal.journalized.reload
+    redmine_headers 'Project' => issue.project.identifier,
+                    'Issue-Id' => issue.id,
+                    'Issue-Author' => issue.author.login
+    redmine_headers 'Issue-Assignee' => issue.assigned_to.login if issue.assigned_to
+    message_id journal
+    references issue
+    @author = journal.user
+    recipients issue.recipients
+    # Watchers in cc
+    cc(issue.watcher_recipients - @recipients)
+    s = "[#{issue.project.name} - #{issue.tracker.name} ##{issue.id}] "
+    s << "(#{issue.status.name}) " if journal.new_value_for('status_id')
+    s << issue.subject
+    subject s
+    body :issue => issue,
+         :journal => journal,
+         :issue_url => url_for(:controller => 'issues', :action => 'show', :id => issue)
+
+    render_multipart('issue_edit', body)
+  end
+
+  def reminder(user, issues, days)
+    set_language_if_valid user.language
+    recipients user.mail
+    subject l(:mail_subject_reminder, issues.size)
+    body :issues => issues,
+         :days => days,
+         :issues_url => url_for(:controller => 'issues', :action => 'index', :set_filter => 1, :assigned_to_id => user.id, :sort_key => 'due_date', :sort_order => 'asc')
+    render_multipart('reminder', body)
+  end
+
+  # Builds a tmail object used to email users belonging to the added document's project.
+  #
+  # Example:
+  #   document_added(document) => tmail object
+  #   Mailer.deliver_document_added(document) => sends an email to the document's project recipients
+  def document_added(document)
+    redmine_headers 'Project' => document.project.identifier
+    recipients document.recipients
+    subject "[#{document.project.name}] #{l(:label_document_new)}: #{document.title}"
+    body :document => document,
+         :document_url => url_for(:controller => 'documents', :action => 'show', :id => document)
+    render_multipart('document_added', body)
+  end
+
+  # Builds a tmail object used to email recipients of a project when an attachements are added.
+  #
+  # Example:
+  #   attachments_added(attachments) => tmail object
+  #   Mailer.deliver_attachments_added(attachments) => sends an email to the project's recipients
+  def attachments_added(attachments)
+    container = attachments.first.container
+    added_to = ''
+    added_to_url = ''
+    case container.class.name
+    when 'Project'
+      added_to_url = url_for(:controller => 'projects', :action => 'list_files', :id => container)
+      added_to = "#{l(:label_project)}: #{container}"
+      recipients container.project.notified_users.select {|user| user.allowed_to?(:view_files, container.project)}.collect  {|u| u.mail}
+    when 'Version'
+      added_to_url = url_for(:controller => 'projects', :action => 'list_files', :id => container.project_id)
+      added_to = "#{l(:label_version)}: #{container.name}"
+      recipients container.project.notified_users.select {|user| user.allowed_to?(:view_files, container.project)}.collect  {|u| u.mail}
+    when 'Document'
+      added_to_url = url_for(:controller => 'documents', :action => 'show', :id => container.id)
+      added_to = "#{l(:label_document)}: #{container.title}"
+      recipients container.recipients
+    end
+    redmine_headers 'Project' => container.project.identifier
+    subject "[#{container.project.name}] #{l(:label_attachment_new)}"
+    body :attachments => attachments,
+         :added_to => added_to,
+         :added_to_url => added_to_url
+    render_multipart('attachments_added', body)
+  end
+  
+  # Builds a tmail object used to email recipients of a news' project when a news item is added.
+  #
+  # Example:
+  #   news_added(news) => tmail object
+  #   Mailer.deliver_news_added(news) => sends an email to the news' project recipients
+  def news_added(news)
+    redmine_headers 'Project' => news.project.identifier
+    message_id news
+    recipients news.recipients
+    subject "[#{news.project.name}] #{l(:label_news)}: #{news.title}"
+    body :news => news,
+         :news_url => url_for(:controller => 'news', :action => 'show', :id => news)
+    render_multipart('news_added', body)
+  end
+
+  # Builds a tmail object used to email the recipients of the specified message that was posted. 
+  #
+  # Example:
+  #   message_posted(message) => tmail object
+  #   Mailer.deliver_message_posted(message) => sends an email to the recipients
+  def message_posted(message)
+    redmine_headers 'Project' => message.project.identifier,
+                    'Topic-Id' => (message.parent_id || message.id)
+    message_id message
+    references message.parent unless message.parent.nil?
+    recipients(message.recipients)
+    cc((message.root.watcher_recipients + message.board.watcher_recipients).uniq - @recipients)
+    subject "[#{message.board.project.name} - #{message.board.name} - msg#{message.root.id}] #{message.subject}"
+    body :message => message,
+         :message_url => url_for(message.event_url)
+    render_multipart('message_posted', body)
+  end
+  
+  # Builds a tmail object used to email the recipients of a project of the specified wiki content was added. 
+  #
+  # Example:
+  #   wiki_content_added(wiki_content) => tmail object
+  #   Mailer.deliver_wiki_content_added(wiki_content) => sends an email to the project's recipients
+  def wiki_content_added(wiki_content)
+    redmine_headers 'Project' => wiki_content.project.identifier,
+                    'Wiki-Page-Id' => wiki_content.page.id
+    message_id wiki_content
+    recipients wiki_content.recipients
+    cc(wiki_content.page.wiki.watcher_recipients - recipients)
+    subject "[#{wiki_content.project.name}] #{l(:mail_subject_wiki_content_added, :page => wiki_content.page.pretty_title)}"
+    body :wiki_content => wiki_content,
+         :wiki_content_url => url_for(:controller => 'wiki', :action => 'index', :id => wiki_content.project, :page => wiki_content.page.title)
+    render_multipart('wiki_content_added', body)
+  end
+  
+  # Builds a tmail object used to email the recipients of a project of the specified wiki content was updated. 
+  #
+  # Example:
+  #   wiki_content_updated(wiki_content) => tmail object
+  #   Mailer.deliver_wiki_content_updated(wiki_content) => sends an email to the project's recipients
+  def wiki_content_updated(wiki_content)
+    redmine_headers 'Project' => wiki_content.project.identifier,
+                    'Wiki-Page-Id' => wiki_content.page.id
+    message_id wiki_content
+    recipients wiki_content.recipients
+    cc(wiki_content.page.wiki.watcher_recipients + wiki_content.page.watcher_recipients - recipients)
+    subject "[#{wiki_content.project.name}] #{l(:mail_subject_wiki_content_updated, :page => wiki_content.page.pretty_title)}"
+    body :wiki_content => wiki_content,
+         :wiki_content_url => url_for(:controller => 'wiki', :action => 'index', :id => wiki_content.project, :page => wiki_content.page.title),
+         :wiki_diff_url => url_for(:controller => 'wiki', :action => 'diff', :id => wiki_content.project, :page => wiki_content.page.title, :version => wiki_content.version)
+    render_multipart('wiki_content_updated', body)
+  end
+
+  # Builds a tmail object used to email the specified user their account information.
+  #
+  # Example:
+  #   account_information(user, password) => tmail object
+  #   Mailer.deliver_account_information(user, password) => sends account information to the user
+  def account_information(user, password)
+    set_language_if_valid user.language
+    recipients user.mail
+    subject l(:mail_subject_register, Setting.app_title)
+    body :user => user,
+         :password => password,
+         :login_url => url_for(:controller => 'account', :action => 'login')
+    render_multipart('account_information', body)
+  end
+
+  # Builds a tmail object used to email all active administrators of an account activation request.
+  #
+  # Example:
+  #   account_activation_request(user) => tmail object
+  #   Mailer.deliver_account_activation_request(user)=> sends an email to all active administrators
+  def account_activation_request(user)
+    # Send the email to all active administrators
+    recipients User.active.find(:all, :conditions => {:admin => true}).collect { |u| u.mail }.compact
+    subject l(:mail_subject_account_activation_request, Setting.app_title)
+    body :user => user,
+         :url => url_for(:controller => 'users', :action => 'index', :status => User::STATUS_REGISTERED, :sort_key => 'created_on', :sort_order => 'desc')
+    render_multipart('account_activation_request', body)
+  end
+
+  # Builds a tmail object used to email the specified user that their account was activated by an administrator.
+  #
+  # Example:
+  #   account_activated(user) => tmail object
+  #   Mailer.deliver_account_activated(user) => sends an email to the registered user
+  def account_activated(user)
+    set_language_if_valid user.language
+    recipients user.mail
+    subject l(:mail_subject_register, Setting.app_title)
+    body :user => user,
+         :login_url => url_for(:controller => 'account', :action => 'login')
+    render_multipart('account_activated', body)
+  end
+
+  def lost_password(token)
+    set_language_if_valid(token.user.language)
+    recipients token.user.mail
+    subject l(:mail_subject_lost_password, Setting.app_title)
+    body :token => token,
+         :url => url_for(:controller => 'account', :action => 'lost_password', :token => token.value)
+    render_multipart('lost_password', body)
+  end
+
+  def register(token)
+    set_language_if_valid(token.user.language)
+    recipients token.user.mail
+    subject l(:mail_subject_register, Setting.app_title)
+    body :token => token,
+         :url => url_for(:controller => 'account', :action => 'activate', :token => token.value)
+    render_multipart('register', body)
+  end
+
+  def test(user)
+    set_language_if_valid(user.language)
+    recipients user.mail
+    subject 'Redmine test'
+    body :url => url_for(:controller => 'welcome')
+    render_multipart('test', body)
+  end
+
+  # Overrides default deliver! method to prevent from sending an email
+  # with no recipient, cc or bcc
+  def deliver!(mail = @mail)
+    set_language_if_valid @initial_language
+    return false if (recipients.nil? || recipients.empty?) &&
+                    (cc.nil? || cc.empty?) &&
+                    (bcc.nil? || bcc.empty?)
+                    
+    # Set Message-Id and References
+    if @message_id_object
+      mail.message_id = self.class.message_id_for(@message_id_object)
+    end
+    if @references_objects
+      mail.references = @references_objects.collect {|o| self.class.message_id_for(o)}
+    end
+    
+    # Log errors when raise_delivery_errors is set to false, Rails does not
+    raise_errors = self.class.raise_delivery_errors
+    self.class.raise_delivery_errors = true
+    begin
+      return super(mail)
+    rescue Exception => e
+      if raise_errors
+        raise e
+      elsif mylogger
+        mylogger.error "The following error occured while sending email notification: \"#{e.message}\". Check your configuration in config/email.yml."
+      end
+    ensure
+      self.class.raise_delivery_errors = raise_errors
+    end
+  end
+
+  # Sends reminders to issue assignees
+  # Available options:
+  # * :days     => how many days in the future to remind about (defaults to 7)
+  # * :tracker  => id of tracker for filtering issues (defaults to all trackers)
+  # * :project  => id or identifier of project to process (defaults to all projects)
+  def self.reminders(options={})
+    days = options[:days] || 7
+    project = options[:project] ? Project.find(options[:project]) : nil
+    tracker = options[:tracker] ? Tracker.find(options[:tracker]) : nil
+
+    s = ARCondition.new ["#{IssueStatus.table_name}.is_closed = ? AND #{Issue.table_name}.due_date <= ?", false, days.day.from_now.to_date]
+    s << "#{Issue.table_name}.assigned_to_id IS NOT NULL"
+    s << "#{Project.table_name}.status = #{Project::STATUS_ACTIVE}"
+    s << "#{Issue.table_name}.project_id = #{project.id}" if project
+    s << "#{Issue.table_name}.tracker_id = #{tracker.id}" if tracker
+
+    issues_by_assignee = Issue.find(:all, :include => [:status, :assigned_to, :project, :tracker],
+                                          :conditions => s.conditions
+                                    ).group_by(&:assigned_to)
+    issues_by_assignee.each do |assignee, issues|
+      deliver_reminder(assignee, issues, days) unless assignee.nil?
+    end
+  end
+  
+  # Activates/desactivates email deliveries during +block+
+  def self.with_deliveries(enabled = true, &block)
+    was_enabled = ActionMailer::Base.perform_deliveries
+    ActionMailer::Base.perform_deliveries = !!enabled
+    yield
+  ensure
+    ActionMailer::Base.perform_deliveries = was_enabled
+  end
+
+  private
+  def initialize_defaults(method_name)
+    super
+    @initial_language = current_language
+    set_language_if_valid Setting.default_language
+    from Setting.mail_from
+    
+    # Common headers
+    headers 'X-Mailer' => 'Redmine',
+            'X-Redmine-Host' => Setting.host_name,
+            'X-Redmine-Site' => Setting.app_title,
+            'Precedence' => 'bulk',
+            'Auto-Submitted' => 'auto-generated'
+  end
+
+  # Appends a Redmine header field (name is prepended with 'X-Redmine-')
+  def redmine_headers(h)
+    h.each { |k,v| headers["X-Redmine-#{k}"] = v }
+  end
+
+  # Overrides the create_mail method
+  def create_mail
+    # Removes the current user from the recipients and cc
+    # if he doesn't want to receive notifications about what he does
+    @author ||= User.current
+    if @author.pref[:no_self_notified]
+      recipients.delete(@author.mail) if recipients
+      cc.delete(@author.mail) if cc
+    end
+    
+    notified_users = [recipients, cc].flatten.compact.uniq
+    # Rails would log recipients only, not cc and bcc
+    mylogger.info "Sending email notification to: #{notified_users.join(', ')}" if mylogger
+    
+    # Blind carbon copy recipients
+    if Setting.bcc_recipients?
+      bcc(notified_users)
+      recipients []
+      cc []
+    end
+    super
+  end
+
+  # Rails 2.3 has problems rendering implicit multipart messages with
+  # layouts so this method will wrap an multipart messages with
+  # explicit parts.
+  #
+  # https://rails.lighthouseapp.com/projects/8994/tickets/2338-actionmailer-mailer-views-and-content-type
+  # https://rails.lighthouseapp.com/projects/8994/tickets/1799-actionmailer-doesnt-set-template_format-when-rendering-layouts
+  
+  def render_multipart(method_name, body)
+    if Setting.plain_text_mail?
+      content_type "text/plain"
+      body render(:file => "#{method_name}.text.plain.rhtml", :body => body, :layout => 'mailer.text.plain.erb')
+    else
+      content_type "multipart/alternative"
+      part :content_type => "text/plain", :body => render(:file => "#{method_name}.text.plain.rhtml", :body => body, :layout => 'mailer.text.plain.erb')
+      part :content_type => "text/html", :body => render_message("#{method_name}.text.html.rhtml", body)
+    end
+  end
+
+  # Makes partial rendering work with Rails 1.2 (retro-compatibility)
+  def self.controller_path
+    ''
+  end unless respond_to?('controller_path')
+  
+  # Returns a predictable Message-Id for the given object
+  def self.message_id_for(object)
+    # id + timestamp should reduce the odds of a collision
+    # as far as we don't send multiple emails for the same object
+    timestamp = object.send(object.respond_to?(:created_on) ? :created_on : :updated_on) 
+    hash = "redmine.#{object.class.name.demodulize.underscore}-#{object.id}.#{timestamp.strftime("%Y%m%d%H%M%S")}"
+    host = Setting.mail_from.to_s.gsub(%r{^.*@}, '')
+    host = "#{::Socket.gethostname}.redmine" if host.empty?
+    "<#{hash}@#{host}>"
+  end
+  
+  private
+  
+  def message_id(object)
+    @message_id_object = object
+  end
+  
+  def references(object)
+    @references_objects ||= []
+    @references_objects << object
+  end
+    
+  def mylogger
+    RAILS_DEFAULT_LOGGER
+  end
+end
+
+# Patch TMail so that message_id is not overwritten
+module TMail
+  class Mail
+    def add_message_id( fqdn = nil )
+      self.message_id ||= ::TMail::new_message_id(fqdn)
+    end
+  end
+end