diff options
Diffstat (limited to 'actionmailer/lib/action_mailer/base.rb')
-rw-r--r-- | actionmailer/lib/action_mailer/base.rb | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb index 1ab68d2953..798241aaf8 100644 --- a/actionmailer/lib/action_mailer/base.rb +++ b/actionmailer/lib/action_mailer/base.rb @@ -39,11 +39,8 @@ module ActionMailer # in the same manner as <tt>attachments[]=</tt> # # * <tt>headers[]=</tt> - Allows you to specify any header field in your email such - # as <tt>headers['X-No-Spam'] = 'True'</tt>. Note, while most fields like <tt>To:</tt> - # <tt>From:</tt> can only appear once in an email header, other fields like <tt>X-Anything</tt> - # can appear multiple times. If you want to change a field that can appear multiple times, - # you need to set it to nil first so that Mail knows you are replacing it and not adding - # another field of the same name. + # as <tt>headers['X-No-Spam'] = 'True'</tt>. Note that declaring a header multiple times + # will add many fields of the same name. Read #headers doc for more information. # # * <tt>headers(hash)</tt> - Allows you to specify multiple headers in your email such # as <tt>headers({'X-No-Spam' => 'True', 'In-Reply-To' => '1234@message.id'})</tt> @@ -625,6 +622,26 @@ module ActionMailer # The resulting <tt>Mail::Message</tt> will have the following in its header: # # X-Special-Domain-Specific-Header: SecretValue + # + # Note about replacing already defined headers: + # + # * +subject+ + # * +sender+ + # * +from+ + # * +to+ + # * +cc+ + # * +bcc+ + # * +reply-to+ + # * +orig-date+ + # * +message-id+ + # * +references+ + # + # Fields can only appear once in email headers while other fields such as + # <tt>X-Anything</tt> can appear multiple times. + # + # If you want to replace any header which already exists, first set it to + # +nil+ in order to reset the value otherwise another field will be added + # for the same header. def headers(args = nil) if args @_message.headers(args) |