135 lines
4.6 KiB
Ruby
135 lines
4.6 KiB
Ruby
# redMine - project management software
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# Copyright (C) 2006-2007 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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class MailHandler < ActionMailer::Base
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class UnauthorizedAction < StandardError; end
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class MissingInformation < StandardError; end
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attr_reader :email, :user
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def self.receive(email, options={})
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@@handler_options = options
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super email
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end
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# Processes incoming emails
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def receive(email)
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@email = email
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@user = User.find_active(:first, :conditions => {:mail => email.from.first})
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unless @user
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# Unknown user => the email is ignored
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# TODO: ability to create the user's account
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logger.info "MailHandler: email submitted by unknown user [#{email.from.first}]" if logger && logger.info
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return false
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end
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User.current = @user
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dispatch
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end
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private
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ISSUE_REPLY_SUBJECT_RE = %r{\[[^\]]+#(\d+)\]}
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def dispatch
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if m = email.subject.match(ISSUE_REPLY_SUBJECT_RE)
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receive_issue_update(m[1].to_i)
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else
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receive_issue
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end
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rescue ActiveRecord::RecordInvalid => e
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# TODO: send a email to the user
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logger.error e.message if logger
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false
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rescue MissingInformation => e
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logger.error "MailHandler: missing information from #{user}: #{e.message}" if logger
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false
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rescue UnauthorizedAction => e
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logger.error "MailHandler: unauthorized attempt from #{user}" if logger
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false
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end
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# Creates a new issue
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def receive_issue
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project = target_project
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# TODO: make the tracker configurable
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tracker = project.trackers.find(:first)
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# check permission
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raise UnauthorizedAction unless user.allowed_to?(:add_issues, project)
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issue = Issue.new(:author => user, :project => project, :tracker => tracker)
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issue.subject = email.subject.chomp
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issue.description = email.plain_text_body.chomp
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issue.save!
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add_attachments(issue)
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logger.info "MailHandler: issue ##{issue.id} created by #{user}" if logger && logger.info
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Mailer.deliver_issue_add(issue) if Setting.notified_events.include?('issue_added')
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issue
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end
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def target_project
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# TODO: other ways to specify project:
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# * parse the email To field
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# * specific project (eg. Setting.mail_handler_target_project)
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identifier = if !@@handler_options[:project].blank?
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@@handler_options[:project]
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elsif email.plain_text_body =~ %r{^Project:[ \t]*(.+)$}i
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$1
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end
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target = Project.find_by_identifier(identifier.to_s)
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raise MissingInformation.new('Unable to determine target project') if target.nil?
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target
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end
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# Adds a note to an existing issue
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def receive_issue_update(issue_id)
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issue = Issue.find_by_id(issue_id)
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return unless issue
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# check permission
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raise UnauthorizedAction unless user.allowed_to?(:add_issue_notes, issue.project) || user.allowed_to?(:edit_issues, issue.project)
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# add the note
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journal = issue.init_journal(user, email.plain_text_body.chomp)
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add_attachments(issue)
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issue.save!
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logger.info "MailHandler: issue ##{issue.id} updated by #{user}" if logger && logger.info
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Mailer.deliver_issue_edit(journal) if Setting.notified_events.include?('issue_updated')
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journal
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end
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def add_attachments(obj)
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if email.has_attachments?
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email.attachments.each do |attachment|
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Attachment.create(:container => obj,
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:file => attachment,
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:author => user,
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:content_type => attachment.content_type)
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end
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end
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end
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end
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class TMail::Mail
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# Returns body of the first plain text part found if any
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def plain_text_body
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return @plain_text_body unless @plain_text_body.nil?
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p = self.parts.collect {|c| (c.respond_to?(:parts) && !c.parts.empty?) ? c.parts : c}.flatten
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plain = p.detect {|c| c.content_type == 'text/plain'}
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@plain_text_body = plain.nil? ? self.body : plain.body
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end
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end
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