Mercurial > hg > xemacs-beta
diff man/tm/tm-edit-en.sgml @ 8:4b173ad71786 r19-15b5
Import from CVS: tag r19-15b5
| author | cvs |
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| date | Mon, 13 Aug 2007 08:47:35 +0200 |
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| children | 49a24b4fd526 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/man/tm/tm-edit-en.sgml Mon Aug 13 08:47:35 2007 +0200 @@ -0,0 +1,448 @@ +<!doctype sinfo system> +<!-- $Id: tm-edit-en.sgml,v 1.1 1996/12/22 00:09:32 steve Exp $ --> +<head> +<title>tm-edit 7.90 Reference Manual (English Version) +<author>MORIOKA Tomohiko <mail>morioka@jaist.ac.jp</mail> +<date>1996/10/11 + +<toc> +</head> + +<body> + +<abstract> +<p> +This file documents tm-edit, a MIME composer for GNU Emacs. +</abstract> + + +<h1> What is tm-edit? +<node> Introduction +<p> +<concept>tm-edit</concept> is a general MIME composer for GNU Emacs. +<p> +tm-edit is based on mime.el by UMEDA Masanobu +<mail>umerin@mse.kyutech.ac.jp</mail>, who is famous as the author of +GNUS. tm-edit expands following points from <file>mime.el</file>: + +<ul> +<li> +based on RFC 1521/1522 +<li> +<a file="tm-en" node="Content-Disposition">Content-Disposition +field</a> (RFC 1806) supports +<li> +nested <a file="tm-en" node="multipart">multi-part message</a> +<li> +<dref>PGP</dref> (PGP/MIME (RFC 2015) based on security multipart (RFC +1847) and application/pgp based on traditional PGP) +<li> +strength automatic specification for parameter of file type +</ul> + +<p> +In <dref file="tm-en">tm-MUA</dref>, you can edit MIME message easily +to use tm-edit. + + +<h1> mime/editor-mode +<node> mime/editor-mode +<p> +<concept>mime/editor-mode</concept> is a minor mode to compose MIME +message. In this mode, <concept>tag</concept> represents various +kinds of data, you can edit <a file="tm-en" node="multipart">multi +part</a> message. +<p> +There are 2 kinds of tags: + +<ul> +<li> single-part tag +<li> multi-part tag +</ul> +<p> +single-part tag represents single part, this form is following: + +<verb> + --[[TYPE/SUBTYPE;PARAMETERS][ENCODING] + OPTIONAL-FIELDS] +</verb> +<p> +TYPE/SUBTYPE and PARAMETERS indicates type/subtype and parameters of +<dref file="tm-en">Content-Type field</dref>. TYPE/SUBTYPE is +required, PARAMETERS is optional. +<p> +ENCODING indicates Content-Transfer-Encoding field. It is optional +too. +<p> +OPTIONAL-FIELDS is to represent another fields except Content-Type +field and Content-Transfer-Encoding field. +<p> +multi-part tags represent <a file="tm-en" node="multipart">multi +part</a>. They consist of a pair of <concept>multi-part beginning +tag</concept> and <concept>multi-part ending tag</concept>. +<p> +multi-part beginning tag's form is following: +<p> +<verb> + --<<TYPE>>-{ +</verb> +<p> +multi-part ending tag's form is following: +<p> +<verb> + --}-<<TYPE>> +</verb> +<p> +A region from multi-part beginning tag to multi-part ending tag is +called as <concept>enclosure</concept>. + + +<h1> single-part operations +<node> single-part operations +<p> +Operations to make single-part are following: + +<kl> +<kt>C-c C-x C-t +<kd> +Insert single-part tag indicates text part. +</kd> +<kt>C-c C-x C-i +<kd> +Insert file as a MIME attachment. +</kd> +<kt>C-c C-x C-e +<kd> +Insert external part. +</kd> +<kt>C-c C-x C-v +<kd> +Record audio input until <kbd>C-g</kbd> is pressed, and insert as a +audio part. (It requires /dev/audio in default.) +</kd> +<kt>C-c C-x C-y +<kd> +Insert current (mail or news) message. (It is MUA depended.) +</kd> +<kt>C-c C-x C-m +<kd> +Insert mail message. (It is MUA depended.) +</kd> +<dt><key>C-c C-x C-w</key>, <key>C-c C-x C-s</key> +<dd> +Insert signature. +</dd> +<kt>C-c C-x C-k +<kd> +Insert <dref>PGP</dref> public key. (It requires Mailcrypt package.) +</kd> +<kt>C-c C-x t +<kd> +Insert any single-part tag. +</kd> +</kl> + + +<h1> enclosure operation +<node> enclosure operation +<p> +Operations to make enclosure are following: + +<kl> +<kt>C-c C-x a +<kd> +Enclose specified region as multipart/alternative. +</kd> +<kt>C-c C-x p +<kd> +Enclose specified region as multipart/parallel. +</kd> +<kt>C-c C-x m +<kd> +Enclose specified region as multipart/mixed. +</kd> +<kt>C-c C-x d +<kd> +Enclose specified region as multipart/digest. +</kd> +<kt>C-c C-x s +<kd> +Digital-sign to specified region. <cf node="PGP"> +</kd> +<kt>C-c C-x e +<kd> +Encrypt to specified region. <cf node="PGP"> +<kt>C-c C-x q +<kd> +avoid to encode tags in specified region. In other words, tags is +interpreted as such string. (In current version, it may be +incomplete. Maybe PGP-signature does not work for this enclosure.) +</kl> + + +<h1> other operations of mime/editor-mode +<node> other operations of mime/editor-mode +<p> +There are another operations in mime/editor-mode. + +<kl> +<kt>C-c C-c +<kd> +Send current editing message. +</kd> +<kt>C-c C-x C-p +<kd> +Preview current editing message. (<ref file="tm-view-en" +node="mime/viewer-mode">) +</kd> +<kt>C-c C-x C-z +<kd> +Exit mime/editor-mode. (<key>M-x mime/edit-again</key> is available to +reedit.) +</kd> +<kt>C-c C-x ? +<kd> +Display help message. +</kd> +<kt>C-c C-x / +<kd> +Set current editing message to enable automatic splitting or not. +Form of automatic split messages is message/partial. +</kd> +<kt>C-c C-x 7 +<kd> +Set <dref file="tm-en">7bit</dref> to <dref>transfer level</dref>. +</kd> +<kt>C-c C-x 8 +<kd> +Set <dref file="tm-en">8bit</dref> to <dref>transfer level</dref>. +</kd> +<kt>C-c C-x v +<kd> +Set current editing message to digital-sign or not. <cf node="PGP"> +</kd> +<kt>C-c C-x h +<kd> +Set current editing message to encrypt or not. <cf node="PGP"> +</kl> + + +<h1> transfer level +<node> transfer level +<p> +Contents inserted in a message are represented by <dref +file="tm-en">7bit</dref>, <dref file="tm-en">8bit</dref> or <dref +file="tm-en">binary</dref>. +<p> +If a message is translated by 7bit-through <dref +file="tm-en">MTA</dref>, there is no need to encode 7bit data, but +8bit and binary data must be encoded to 7bit data. +<p> +Similarly, if a message is translated by 8bit-through MTA, there is no +need to encode 7bit or 8bit data, but binary data must be encoded to +7bit or 8bit data. +<p> +<memo> +EBCDIC MTA breaks 7bit data, so in this case, 7bit data must be +encoded by base64. But I don't know EBCDIC. (^_^; +<p> +Similarly, I wish ASCII-printable only MTA and code-conversion MTA +disappeared. (^_^; +<p> +Maybe there are binary-through MTA, but I think it is not major. +</memo> +<p> +<concept>transfer level</concept> represents how range data is +available. tm-edit has a variable +<code>mime-editor/transfer-level</code> to represent transfer level. + + +<defvar name="mime-editor/transfer-level"> +<p> +transfer level. +<p> +If transfer level of a data is over it, a data is encoded to 7bit. +<p> +Currently, 7 or 8 is available. Default value is 7. +<p> +In extension plan, EBCDIC will be 5, ASCII printable only will be 6, +binary will be 9. But it will not be implemented. +</defvar> + + +<memo> +transfer level is only for body, not for <a node="header">header</a>. +RFC 1521 extends <dref file="tm-en">RFC 822</dref> to use 8bit data in +body, but it requires to use <dref file="tm-en">us-ascii</dref> in +header. +</memo> + + +<h1> Using non-ASCII characters in header +<node> header +<p> +<dref file="tm-en">RFC 1522</dref> defines representation of non-ASCII +characters in header. +<p> +It is a format called as <a file="tm-en" +node="encoded-word"><concept>encoded-word</concept></a>, it is +available to represent every non-ASCII characters by <dref +file="tm-en">7bit</dref> to declare <dref file="tm-en">MIME +charset</dref>. + + +<h2> If you can not allow encoded-word +<node> evil setting in header +<p> +It is wrong to use ``raw'' non-ASCII characters in header not to use +encoded-word. Because there are various kinds of <a file="tm-en" +node="Coded character set">coded character set</a> in the Internet, so +we can not distinguish them if <dref file="tm-en">MIME charset</dref> +is not declared. +<p> +For example, we can not distinguish <dref +file="tm-en">iso-8859-1</dref> and <dref +file="tm-en">iso-8859-2</dref> if MIME charset is not declared. +<p> +However you can not permit to use encoded-word, please set to +following variables: + + +<defvar name="mime/field-encoding-method-alist"> +<p> +Association-list to specify field encoding method. Its key is +field-name, value is encoding method. +<p> +field-name allows string or <code>t</code> meaning any fields. +<p> +Encoding method allows following: <code>nil</code> means +no-conversion, <code>mime</code> means to convert as encoded-word, +symbol represent MIME charset means to convert as the coded character +set instead of to convert as encoded-word. +<p> +field-name is searched from string. If it is not found, +<code>t</code> is used. +<p> +Default value of <code>mime/field-encoding-method-alist</code> is +following: + +<lisp> +(("X-Nsubject" . iso-2022-jp-2) + ("Newsgroups" . nil) + (t . mime) + )) +</lisp> +</defvar> + +<p> +In addition, if you want to specify by coded character set instead of +field, please use <code>mime-eword/charset-encoding-alist</code>. +<cf node="API about header"> + + +<h2> Functions and variables about header +<node> API about header +<p> +<define type="Command" name="mime/encode-message-header"> +<opts> code-conversion +<p> +It translate non-ASCII characters in message header of current buffer +into network representation, such as encoded-words. +<p> +If <var>code-conversion</var> is non-<code>nil</code>, field not +encoded by encoded-word is converted by +<code>mime/field-encoding-method-alist</code>. +</define> + +<defun name="mime/encode-field"> +<args> string +<p> +It encodes <var>string</var> into encoded-words as a field. +<p> +Long lines are folded. +</defun> + +<defun name="mime-eword/encode-string"> +<args> string <opts> column mode +<p> +It encodes <var>string</var> into encoded-words. +<p> +Long lines are folded. +<p> +<var>column</var> specifies start column. If it is omitted, 0 is +used. +<p> +<var>mode</var> specifies where <var>string</var> is in. Available +values are <code>text</code>, <code>comment</code>, +<code>phrase</code>. If it is omitted, <code>phrase</code> is used. +</defun> + +<defvar name="mime-eword/charset-encoding-alist"> +<p> +Association-list of symbol represent MIME charset vs. nil, +<code>"B"</code> or <code>"Q"</code>. +<p> +<code>nil</code> means not to encode as encoded-word. +<code>"B"</code> means to use B-encoding. +<code>"Q"</code> means to use Q-encoding. +</defvar> + + +<h1> PGP +<node> PGP +<p> +tm-edit provides PGP encryption, signature and inserting public-key +features based on <a file="tm-en" +node="PGP/MIME"><concept>PGP/MIME</concept></a> (RFC 2015) or <a +file="tm-en" node="PGP-kazu"><concept>PGP-kazu</concept></a> +(draft-kazu-pgp-mime-00.txt). +<p> +This feature requires pgp command and <a file="mailcrypt">Mailcrypt +package</a>. +<p> +If you want to use this feature, please set <code>pgp-elkins</code> or +<code>pgp-kazu</code> to variable +<code>mimed-editor/signing-type</code> and variable +<code>mime-editor/encrypting-type</code>. +<p> +If <code>pgp-elkins</code> is specified, PGP/MIME is used. If +<code>pgp-kazu</code> is specified, PGP-kazu is used. + + +<defvar name="mime-editor/signing-type"> +<p> +Format of PGP signature. +<p> +It allows <code>pgp-elkins</code> or <code>pgp-kazu</code>. +<p> +Default value is <code>nil</code>. +</defvar> + +<defvar name="mime-editor/encrypting-type"> +<p> +Format of PGP encryption. +<p> +It allows <code>pgp-elkins</code> or <code>pgp-kazu</code>. +<p> +Default value is <code>nil</code>. +</defvar> + + +<h1> Concept Index +<node> Concept Index + +<cindex> + + +<h1> Function Index +<node> Function Index + +<findex> + + +<h1> Variable Index +<node> Variable Index + +<vindex> + +</body>