\u8b93 Email \u540c\u6642\u63d0\u4f9b text\/plain \u8ddf text\/html \u7248\u672c\uff0c\u8b93\u4e0d\u652f\u63f4 HTML \u7684 Email client \u4e5f\u53ef\u4ee5\u986f\u793a plain \u662f\u4e00\u7a2e\u662f\u5177\u6709\u89aa\u548c\u529b\u7684\u4f5c\u6cd5\u3002\u6839\u64da multipart-alternative \u7684\u5b9a\u7fa9\uff0c\u6b63\u78ba\u7684\u683c\u5f0f\u61c9\u8a72\u9577\u9019\u6a23\uff0c\u7528 boundary \u5206\u9694\u6210\u5169\u500b\u90e8\u4efd:<\/p>\n
\r\n From: Nathaniel Borenstein <nsb@bellcore.com>\r\n To: Ned Freed <ned@innosoft.com>\r\n Subject: Formatted text mail\r\n MIME-Version: 1.0\r\n Content-Type: multipart\/alternative; boundary=boundary42\r\n\r\n --boundary42\r\n\r\n Content-Type: text\/plain; charset=utf-8\r\n\r\n ...plain text version of message goes here....\r\n\r\n --boundary42\r\n Content-Type: text\/html; charset=utf-8\r\n\r\n .... html version of same message goes here ...\r\n\r\n --boundary42--\r\n\r\n<\/pre>\n
\n\u4e00\u500b\u65b9\u6cd5\u4f86\u81ea Rails Recipes<\/a>(for Rails 1.1) \u66f8\u4e0a\u7684\u4f5c\u6cd5:<\/p>\n\r\n\r\n def signup_notification(user)\r\n @from = EXTERNAL_MAIL_SENDER\r\n @subject = \"Please activate your new account\"\r\n @sent_on = Time.now\r\n @recipients = user.email\r\n @body[:user] = user\r\n\r\n content_type \"multipart\/alternative\"\r\n \r\n part :content_type => \"text\/plain\",\r\n :body => render_message(\"signup_notification_plain\", @body )\r\n part :content_type => \"text\/html\",\r\n :body => render_message(\"signup_notification\", @body )\r\n end\r\n\r\n<\/pre>\n\u6a94\u6848\u5247\u662f signup_notification_plain.rhtml \u8ddf signup_notification.rhtml<\/p>\n
\u4e0d\u904e\u7d93\u904e IRC #elixus \u7684\u670b\u53cb\u53cd\u61c9\uff0c\u5728 mutt \u8ddf thunderbird \u4e0a\u770b\u4e0d\u5230\u6b63\u78ba\u7684 encoding\u3002\u9019\u624d\u4ed4\u7d30\u770b\u4e86 raw email data\uff0c\u7adf\u7136\u51fa\u4f86\u4e86\u4e09\u6bb5 part \u4e14\u7b2c\u4e00\u6bb5\u5c11\u4e86 charset utf-8\u3002\u8a66\u8457\u5e7e\u7a2e\u4e0d\u540c\u5beb\u6cd5\u4ecd\u5f97\u4e0d\u5230\u770b\u8d77\u4f86\u6b63\u78ba\u7684\u683c\u5f0f\uff0cRails Wiki \u4e0a\u7684\u4f5c\u6cd5<\/a>\u51fa\u4f86\u7684\u683c\u5f0f\u4e5f\u5f88\u5947\u602a\u3002<\/p>\n
\u672c\u4f86\u60f3\u68c4\u5b88 console-based email client \u4e86\uff0c\u53ea\u63d0\u4f9b HTML \u5c31\u597d\uff0c\u4f46\u662f\u5e03\u4e01\u5927\u4eba\u5805\u6301\u8981\u6709 Gracefully Degrading \u554a\u3002\u65bc\u662f\u518d\u53bb\u770b ActionMailer API<\/a> \u767c\u73fe\u5176\u5be6\u6709\u66f4\u7c21\u55ae\u53b2\u5bb3\u7684\u4f5c\u6cd5:<\/p>\n
\r\n def signup_notification(user)\r\n @from = EXTERNAL_MAIL_SENDER\r\n @subject = \"Please activate your new account\"\r\n @sent_on = Time.now\r\n @recipients = user.email\r\n @body[:user] = user\r\n end\r\n<\/pre>\n\u6a94\u6848\u5247\u8981\u547d\u540d\u6210 signup_notification.text.plain.erb<\/strong> \u8ddf signup_notification.text.html.erb<\/strong>\u3002\u55ef\uff0cRails \u4f9d\u64da\u526f\u6a94\u540d\u6163\u4f8b\u6703\u81ea\u52d5\u5408\u4f75\u6210\u4e00\u5c01\u4fe1\uff0c\u800c\u7121\u9808\u5beb\u660e content_type \u8ddf\u4f7f\u7528 part\u3002<\/p>\n