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mime-ja.texi
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mime-ja.texi
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\input texinfo.tex
@c Generated automatically from mime-ja.sgml by sinfo 3.7.
@setfilename mime-ja.info
@settitle{FLIM 1.14 MIME $B5!G=@bL@=q(B}
@titlepage
@title FLIM 1.14 MIME $B5!G=@bL@=q(B
@author $B<i2,(B $BCNI'(B <morioka@@jaist.ac.jp>
@subtitle 1999-01-27
@end titlepage
@node Top, Introduction, (dir), (dir)
@top FLIM 1.14 MIME $B5!G=@bL@=q(B
@ifinfo
This file documents MIME features of FLIM, a fundamental library to
process Internet Messages for GNU Emacsen.@refill
GNU Emacsen $BMQ$N(B Internet Message $B=hM}$N$?$a$N4pAC(B library $B$G$"$k(B FLIM
$B$N(B MIME $B5!G=$K4X$7$F@bL@$7$^$9!#(B
@end ifinfo
@menu
* Introduction:: FLIM $B$C$F2?!)(B
* How to use:: FLIM $B$N(B MIME $B5!G=$N;H$$J}(B
* Entity:: Message $B$H(B Entity
* Content-Type:: Content-Type $BMs$N>pJs(B
* Content-Disposition:: Content-Disposition $BMs$N>pJs(B
* Content-Transfer-Encoding:: $BId9f2=K!(B
* encoded-word:: Header $B$N(B network $BI=8=(B
* custom:: $B0lHL@_Dj(B
* Appendix:: $BIUO?(B
* Concept Index:: $B35G0:w0z(B
* Function Index:: $B4X?t:w0z(B
* Variable Index:: $BJQ?t:w0z(B
@end menu
@node Introduction, How to use, Top, Top
@chapter FLIM $B$C$F2?!)(B
FLIM $B$O(B Internet Message $B$NI=8=$dId9f2=$K4X$9$k4pACE*$J5!G=$rDs6!$9$k(B
$B$?$a$N(B library $B$G$9!#(B
@node How to use, Entity, Introduction, Top
@chapter FLIM $B$N(B MIME $B5!G=$N;H$$J}(B
FLIM $B$NDs6!$9$k(B MIME $B5!G=$r;H$&$?$a$K$O(B
@lisp
(require 'mime)
@end lisp
@noindent
$B$rI>2A$7$F$/$@$5$$!#(B
@node Entity, Content-Type, How to use, Top
@chapter Message $B$H(B Entity
@cindex mime-entity
@cindex entity
RFC 2045 (@ref{RFC 2045}) $B$K$h$l$P!"!V(BEntity $B$H$$$&8l$O!"(Bmessage, $B$b$7$/(B
$B$O!"(Bmultipart entity $B$N(B body $BCf$N#1$D$NItJ,$N!"(BMIME $B$GDj5A$5$l$?(B header
field $B$HFbMF$r;X$9!W$H$J$C$F$$$^$9!#$3$3$G$O!"(BMIME $B$GDj5A$5$l$?(B header
field $B0J30$NA4$F$N(B header $B$H(B body $B$r;X$98l$H$7$F(B @strong{entity}$B$rMQ$$$k(B
$B$3$H$K$7$^$9!#(B@refill
RFC 2045 $B$NDj5A$O!"(BMIME message $B$,(B entity $B$r@a$H$9$kLZ9=B$$G$"$k$3$H$r<((B
$B$7$F$$$^$9!#$D$^$j!"(BMIME $B$O(B message $B$rLZ9=B$$K3HD%$7$?Lu$G$9!#(B@refill
FLIM $B$O(B entity $B$N>pJs$rI=8=$9$k$?$a$K(B@strong{mime-entity} $B9=(B
$BB$BN$rMQ$$$^$9!#0J2<$G$OC1$K(B mime-entity $B$H8F$V$3$H$K$7$^$9!#(B
@menu
* Entity creation:: Entity $B$N@8@.(B
* Entity hierarchy:: Entity $B3,AX(B
* Entity Search:: Entity $B$N8!:w(B
* Entity Attributes:: Entity $B$NB0@-(B
* Entity-header:: Entity header $B$N>pJs(B
* entity formatting:: Entity $B$NJ8;zI=8=(B
* Entity-content:: Entity $B$NFbMF(B
* Entity-network-representation:: Entity $B$N%M%C%H%o!<%/I=8=(B
* Entity buffer:: Entity $B$N(B buffer $B$K$h$kI=8=(B
* mm-backend:: Entity $B$NI=8=$H<B8=(B
@end menu
@node Entity creation, Entity hierarchy, Entity, Entity
@section Entity $B$N@8@.(B
@defun mime-open-entity type location
Entity $B$r3+$$$F!"$=$l$rJV$7$^$9!#(B@refill
@var{type} $B$O(B representation-type $B$G$9!#(B(cf. @ref{mm-backend}) @refill
@var{location} $B$O(B entity $B$N0LCV$G$9!#;XDjJ}K!$O(B
representation-type $B$K0M$C$FJQ$o$j$^$9!#(B
@end defun
@defun mime-parse-buffer &optional buffer type
@var{buffer} $B$r(B message $B$H$7$F9=J82r@O$7!"$=$N7k2L$N(B mime-entity $B$r(B
@var{buffer} $B$N(B@code{mime-message-structure} $B$K3JG<$9$k!#(B@refill
@var{buffer} $B$,>JN,$5$l$?>l9g!"8=:_$N(B buffer $B$r9=J82r@O$9$k!#(B@refill
@var{type} $B$,;XDj$5$l$?>l9g!"$=$NCM$r@8@.$5$l$k(B mime-entity $B$NI=>]7?$H$7(B
$B$FMQ$$$k!#>JN,$5$l$?>l9g$O(B @var{buffer} $B$H$J$k!#(B(cf. @ref{mm-backend})
@end defun
@node Entity hierarchy, Entity Search, Entity creation, Entity
@section Entity $B3,AX(B
@cindex node-id
@cindex entity-number
@cindex message
@cindex root-entity
MIME message $B$O(B entity $B$rC10L$H$9$kLZ9=B$$K$J$C$F$$$^$9!#(B@refill
$B$3$NLZ$K$*$$$F:,$H$J$k@a$O(B message $BA4BN$rI=$9(B entity $B$G$9!#$3$3$G$O!"$3(B
$B$l$r(B @strong{root-entity} $B$b$7$/$O(B@strong{message} $B$H8F$S$^$9!#(B@refill
root-entity $B0J30$N(B entity $B$O?F$r;}$A$^$9!#$^$?!"(Bentity $B$O;R6!$r;}$D$+$b(B
$BCN$l$^$;$s!#$3$N?F;R4X78$r9M$($k$3$H$G(B entity $B$NAjBP4X78$r07$&$3$H$,$G$-(B
$B$^$9!#(B@refill
$B0lJ}!"(Bentity $B$N(B message $B$K$*$1$k0LCV$r9M$($k$3$H$b$G$-$^$9!#(B@refill
entity $B$O$3$NLZ$K$*$1$k@a$H$J$j$^$9$,!"$3$NLZ$K$O?<$5$HF1$8?<$5$NCf$N(B
$B=gHV$K=>$C$FHV9f$,IU$1$k$3$H$,$G$-$^$9!#B($A!"(B
@example
$B(#(!(!(!($(B
$B("(B nil $B("(B
$B(&(!(((!(%(B
$B(#(!(!(!(!(!(!(!(!(!(+(!(!(!(!(!(!(!(!(!($(B
$B(#(*($(B $B(#(*($(B $B(#(*($(B
$B("#0("(B $B("#1("(B $B("#2("(B
$B(&(((%(B $B(&(((%(B $B(&(((%(B
$B("(B $B(#(!(!(!(!(+(!(!(!(!($(B $B("(B
$B(#(!(*(!($(#(!(*(!($(#(!(*(!($(#(!(*(!($(#(!(*(!($(B
$B("(B $B#0(B.$B#0("("(B $B#1(B.$B#0("("(B $B#1(B.$B#1("("(B $B#1(B.$B#2("("(B $B#2(B.$B#0("(B
$B(&(!(!(!(%(&(!(!(!(%(&(!(!(!(%(&(!(!(!(%(&(!(!(!(%(B
@end example
@noindent
$B$N$h$&$K?<$5(B n $B$N@a$K$OD9$5(B n $B$N@0?tNs$N@aHV9f$,?6$l$^$9!#$3$l(B
$B$r(B @strong{entity-number} $B$H8F$S$^$9!#(Bentity-number $B$O(B S $B<0$H(B
$B$7$F$O(B @code{(1 2 3)} $B$N$h$&$J@0?t$N%j%9%H$H$7$FI=8=$5$l$^$9!#(B
mime-entity $B$G$O!"$3$l$HF1MM$N(B @strong{node-id} $B$rMQ$$$^$9!#(Bnode-id $B$O$A$g(B
$B$&$I(B entity-number $B$r5U$K$7$?%j%9%H$G!"(Bentity-number 1.2.3 $B$KBP1~$9$k(B
node-id $B$O(B @code{(3 2 1)} $B$G$9!#(B@refill
$BA0=R$N$h$&$K!"(BMIME message $B$O(B entity $B$rC10L$H$7$?LZ9=B$$K$J$C$F$$$k$N$G!"(B
$B$3$N:,$G$"$k(B message $BA4BN$b(B mime-entity $B$GI=8=$9$k$3$H$,$G$-!"(Bbuffer
local $BJQ?t(B @code{mime-message-structure} $B$K3JG<$9$k$3$H$K$7$^$9!#(B@refill
@code{mime-message-structure} $B$r5/E@$K(B entity-number $B$d(B node-id
$B$G<($5$l$k(B entity $B$r<h$j=P$9$3$H$,$G$-$^$9!#(B
@defvar mime-message-structure
$B8=:_$N(B buffer $B$K$*$1$k(B message $BA4BN$N(B mime-entity $B9=B$BN$r3JG<$9$k(Bbuffer
local $BJQ?t!#(B
@end defvar
@defun mime-entity-children entity
@var{entity} $B$K4^$^$l$k(B entity $B$N(B list $B$rJV$9!#(B
@end defun
@defun mime-entity-parent entity &optional message
@var{entity} $B$N?F$N(B entity $B$rJV$9!#(B@refill
@var{message} $B$,;XDj$5$l$?>l9g!"$3$l$r:,$H8+Jo$9!#(B
@end defun
@defun mime-root-entity-p entity
@var{entity} $B$,:,!JB($A!"(Bmessage $BA4BN!K$G$"$k>l9g$K!"Hs(B-@code{nil} $B$rJV(B
$B$9!#(B
@end defun
@defun mime-entity-node-id entity
@var{entity} $B$N(B node-id $B$rJV$9!#(B
@end defun
@defun mime-entity-number entity
@var{entity} $B$N(B entity-number $B$rJV$9!#(B
@end defun
@node Entity Search, Entity Attributes, Entity hierarchy, Entity
@section Entity $B$N8!:w(B
@defun mime-find-entity-from-number entity-number &optional message
@var{message} $B$+$i!"(B@var{enity-number} $B$N(B entity $B$rJV$7$^$9!#(B@refill
@var{message} $B$,;XDj$5$l$F$$$J$$>l9g$O!"(B
@code{mime-message-structrue} $B$,;H$o$l$^$9!#(B
@end defun
@defun mime-find-entity-from-node-id entity-node-id &optional message
@var{message} $B$+$i!"(B@var{entity-node-id} $B$N(B entity $B$rJV$7$^$9!#(B@refill
@var{message} $B$,;XDj$5$l$F$$$J$$>l9g$O!"(B
@code{mime-message-structure} $B$,;H$o$l$^$9!#(B
@end defun
@defun mime-find-entity-from-content-id cid &optional message
@var{message} $B$+$i!"(B@var{cid} $B$N(B entity $B$rJV$7$^$9!#(B@refill
@var{message} $B$,;XDj$5$l$F$$$J$$>l9g$O!"(B
@code{mime-message-structure} $B$,;H$o$l$^$9!#(B
@end defun
@node Entity Attributes, Entity-header, Entity Search, Entity
@section Entity $B$NB0@-(B
@defun mime-entity-content-type entity
@var{entity} $B$N(B content-type $B$rJV$9!#(B(cf. @ref{mime-content-type})
@end defun
@defun mime-entity-content-disposition entity
@var{entity} $B$N(B content-disposition $B$rJV$9!#(B
(cf. @ref{mime-content-disposition})
@end defun
@defun mime-entity-filename entity
@var{entity} $B$N(B file $BL>$rJV$9!#(B
@end defun
@defun mime-entity-encoding entity &optional default-encoding
@var{entity} $B$N(B content-transfer-encoding $B$rJV$9!#(B
(cf. @ref{Content-Transfer-Encoding}) @refill
$B$b$7!"(B@var{entity} $B$K(B Content-Transfer-Encoding $BMs$,B8:_$7$J$$>l9g$O!"(B
@var{default-encoding} $B$rJV$9!#$3$l$,;XDj$5$l$J$$>l9g$O!"(B@code{"7bit"}
$B$rMQ$$$k!#(B
@end defun
@defun mime-entity-cooked-p entity
@var{entity} $B$NFbMF$,4{$K%3!<%IJQ49$5$l$F$$$k>l9g$O(B nil $B$GL5$$CM(B
$B$rJV$9!#(B
@end defun
@node Entity-header, entity formatting, Entity Attributes, Entity
@section Entity header $B$N>pJs(B
@defun mime-fetch-field field-name &optional entity
@var{entity} $B$N(B header $BCf$N(B @var{field-name} $BMs$N(B body $B$rJV$9!#(B@refill
$B7k2L$NJ8;zNs$O(B network $BI=8=$N$^$^$G$"$k!#(B@refill
@var{entity} $B$,>JN,$5$l$?>l9g$O!"(B@code{mime-message-structure} $B$NCM$rMQ(B
$B$$$k!#(B@refill
@var{field-name} $BMs$,B8:_$7$J$$>l9g$O(B @code{nil} $B$rJV$9!#(B
@end defun
@defun mime-read-field field-name &optional entity
@var{entity} $B$N(B header $BCf$N(B @var{field-name} $BMs$r9=J82r@O$7$?7k2L$rJV$9!#(B
@refill
$B7k2L$N7A<0$OMsKh$K0[$J$k!#Hs9=B$2=Ms$N>l9g$OJ8;zNs$rJV$7!"9=B$2=Ms$N>l9g(B
$B$O$=$N7A<0$K=>$C$?(B list $B$rJV$9!#(B@refill
$B7k2LCf$NJ8;zNs$O(B Emacs $B$NFbItI=8=$KJQ49$5$l$k!#(B@refill
@var{entity} $B$,>JN,$5$l$?>l9g$O!"(B@code{mime-message-structure} $B$NCM$rMQ(B
$B$$$k!#(B@refill
@var{field-name} $BMs$,B8:_$7$J$$>l9g$O(B nil $B$rJV$9!#(B
@end defun
@node entity formatting, Entity-content, Entity-header, Entity
@section Entity $B$NJ8;zI=8=(B
@defun mime-insert-header entity &optional invisible-fields visible-fields
$B8=:_0LCV$K(B @var{entity} $B$NI|9f$7$?(B header $B$rA^F~$9$k!#(B@refill
@var{invisible-fields} $B$H(B @var{visible-fields} $B$O@55,I=8=$N(Blist $B$G!"$=$l(B
$B$>$l!"I=<($7$?$/$J$$(B field $BL>$HI=<($7$?$$MsL>$rI=8=$7$?$b$N$G$"$k!#(B
@refill
@var{invisible-fields} $B$NMWAG$N$I$l$+$K(B match $B$7!"$+$D!"(B
@var{visible-fields} $B$NMWAG$N$I$l$K$b(B match $B$7$J$$Ms$OI=<($5$l$J$$!#(B
@refill
encoded-word (@ref{encoded-word}) $B$OI|9f$5$l$k!#!X@8$NHs(B us-ascii $BJ8;z!Y(B
$B$O(B @code{default-mime-charset} $B$H$7$F2r<a$5$l$k!#(B
@end defun
@defun mime-insert-text-content entity
point $B$NA0$K(B @var{entity} $B$r(B text entity $B$H$7$FA^F~$7$^$9!#(B@refill
@var{entity} $B$NFbMF$O(B @ref{MIME charset} $B$H$7$FI|9f2=$5$l(B
$B$^$9!#(B@var{entity} $B$N(B Content-Type field $B$K(B charset paramter $B$,L5(B
$B$$$H!"(B@code{default-mime-charset} $B$,=i4|CM$H$7$F;H$o$l$^$9!#(B
@end defun
@defvar default-mime-charset
$BE,@Z$J(B MIME charset (@ref{MIME charset}) $B$,8+$D$+$i$J$+$C$?>l9g$KMQ$$$i(B
$B$l$k(BMIME charset.@refill
$BK\Mh$O(B APEL $B$NJQ?t$G$"$k!#(B
@end defvar
@node Entity-content, Entity-network-representation, entity formatting, Entity
@section Entity $B$NFbMF(B
@defun mime-entity-content entity
@var{entity} $B$NFbMF$N(B byte $BNs$rJV$9!#(B
@end defun
@defun mime-insert-entity-content entity
point $B$N0LCV$K(B @var{entity} $B$NFbMF$rA^F~$7$^$9!#(B
@end defun
@defun mime-write-entity-content entity filename
@var{entity} $B$NFbMF$r(B @var{filename} $B$K=q$-9~$_$^$9!#(B
@end defun
@node Entity-network-representation, Entity buffer, Entity-content, Entity
@section Entity $B$N%M%C%H%o!<%/I=8=(B
@defun mime-insert-entity entity
@var{entity} $B$N(B header $B$H(B body $B$r(B point $B$N$H$3$m$KA^F~$7$^$9!#(B
@end defun
@defun mime-write-entity entity filename
@var{entity} $B$NI=8=$r(B @var{filename} $B$K=q$-9~$_$^$9!#(B
@end defun
@defun mime-write-entity-body entity filename
@var{entity} $B$N(B body $B$r(B @var{filename} $B$K=q$-9~$_$^$9!#(B
@end defun
@node Entity buffer, mm-backend, Entity-network-representation, Entity
@section Entity $B$N(B buffer $B$K$h$kI=8=(B
@defun mime-entity-buffer entity
@var{entity} $B$,B8:_$9$k(B buffer $B$rJV$9!#(B
@end defun
@defun mime-entity-point-min entity
@var{entity} $B$,B8:_$9$k(B buffer $B$K$*$1$k!"(B@var{entity} $B$,@j$a$kNN0h$N@hF,(B
$B0LCV$rJV$9!#(B
@end defun
@defun mime-entity-point-max entity
@var{entity} $B$,B8:_$9$k(B buffer $B$K$*$1$k!"(B@var{entity} $B$,@j$a$kNN0h$NKvHx(B
$B0LCV$rJV$9!#(B
@end defun
@defun mime-entity-header-start entity
@var{entity} $B$,B8:_$9$k(B buffer $B$K$*$1$k!"(Bheader $B$,@j$a$kNN0h$N@hF,0LCV$r(B
$BJV$9!#(B
@end defun
@defun mime-entity-header-end entity
@var{entity} $B$,B8:_$9$k(B buffer $B$K$*$1$k!"(Bheader $B$,@j$a$kNN0h$NKvHx0LCV$r(B
$BJV$9!#(B
@end defun
@defun mime-entity-body-start entity
@var{entity} $B$,B8:_$9$k(B buffer $B$K$*$1$k!"(Bbody $B$,@j$a$kNN0h$N@hF,0LCV$rJV(B
$B$9!#(B
@end defun
@defun mime-entity-body-end entity
@var{entity} $B$,B8:_$9$k(B buffer $B$K$*$1$k!"(Bbody $B$,@j$a$kNN0h$NKvHx0LCV$rJV(B
$B$9!#(B
@end defun
@node mm-backend, , Entity buffer, Entity
@section Entity $B$NI=8=$H<B8=(B
@cindex mm-backend
@cindex entity $B=hM}(B method
@cindex representation-type
Entity $B$OCj>]2=$5$l$?%G!<%?I=8=$G!"<B:]$N%G!<%?I=8=$H$7$F$OMQES$K1~$8$F(B
$B$5$^$6$^$J$b$N$,MxMQ$G$-$k$h$&$K@_7W$5$l$F$$$^$9!#(B@refill
$B$3$3$G!"(Bentity $B$,$I$&$$$&<oN`$NI=8=$r9T$C$F$$$k$+$r<($9$N$,(B
@strong{representation-type} $B$G!"(Bentity $B$r@8@.$9$k;~$K$O$3$l$r;XDj$7$^$9!#(B
(cf. @ref{Entity Creation}) @refill
$BA0@a$^$G$K=R$Y$FMh$?(B entity $B$KBP$9$k=hM}$O!"(Bentity $B$KBP$7$F$=$N=hM}$r0M(B
$BMj$9$k$3$H$K$h$C$F<B8=$5$l$F$$$^$9!#(BEntity $B$O<+J,$N(B representation-type
$B$rCN$C$F$*$j!"$=$N(B representation-type $B$K1~$8$F<B:]$N=hM}$r9T$&4X?t$r8F(B
$B$S=P$7$^$9!#$3$N$h$&$J4X?t$r(B @strong{entity $B=hM}(Bmethod} $B$H8F$S$^$9!#$^$?!"(B
representation-type $BKh$K$3$N$h$&$J4X?t$r$^$H$a$?$b$N$r(B
@strong{mm-backend} $B$H8F$S$^$9!#(B@refill
mm-backend $B$O(B representation-type $B$NL>A0$N@hF,$K(B @code{mm} $B$H$$$&(B
$B@\F,<-$rIU$1$?4X?tL>$+$i$J$k(B module $B$G!"$=$N(B module $BL>$OF1MM$K(B
representation-type $B$NL>A0$N@hF,$K(B @code{mm} $B$rIU$1$?$b$N$K$J$C$F(B
$B$$$^$9!#$3$N(B module $B$O(B representation-type $B$N(B entity $B$,:G=i$K@8@.$5$l$k(B
$B;~$K<+F0E*$K(B require $B$5$l$^$9!#(B
@menu
* Request for entity:: Entity $B$X$NJX$j(B
* mm-backend module:: mm-backend $B$N:n$jJ}(B
@end menu
@node Request for entity, mm-backend module, mm-backend, mm-backend
@subsection Entity $B$X$NJX$j(B
@defun mime-entity-send entity message &rest args
@var{entity} $B$K(B @var{message} $B$rAw$k!#(B@refill
@var{args} $B$O(B @var{message} $B$N0z?t$G$"$k!#(B
@end defun
@node mm-backend module, , Request for entity, mm-backend
@subsection mm-backend $B$N:n$jJ}(B
@defmac mm-define-backend type &optional parents
@var{type} $B$r(B mm-backend $B$H$7$FDj5A$7$^$9!#(B@refill
@var{PARENTS} $B$,;XDj$5$l$F$$$k>l9g$O!"(B@var{type} $B$O(B prents
$B$r7Q>5$7$^$9!#$=$l$>$l$N(B parent $B$O(B representation-type $B$G$"$kI,MW$,$"(B
$B$j$^$9!#(B
$BNc(B:@refill
@lisp
(mm-define-backend chao (generic))
@end lisp
@end defmac
@defmac mm-define-method name args &rest body
@var{name} $B$r(B (nth 1 (car @var{args})) backend $B$N(B method $B4X(B
$B?t$H$7$FDj5A$7$^$9!#(B@refill
@var{args} $B$O(B lambda $B$N0z?t%j%9%H$N$h$&$J$b$N$G$9$,!"(B(car
@var{args}) $B$O;XDj$5$l$?(B parameter $B$G$"$kI,MW$,$"$j$^$9!#(B(car
(car @var{args})) $B$OJQ?t$NL>A0$G!"(B(nth 1 (car @var{args}))
$B$O(B backend $B$NL>A0(B (representation-type) $B$G$9!#(B@refill
$BNc(B:@refill
@lisp
(mm-define-method entity-cooked-p ((entity chao)) nil)
@end lisp
@end defmac
@node Content-Type, Content-Disposition, Entity, Top
@chapter Content-Type $BMs$N>pJs(B
@cindex mime-content-type
@cindex Content-Type $BMs(B
@strong{Content-Type $BMs(B} $B$O(B media-type (@ref{media-type}) $B$d(B MIME
charset $B$H$$$C$?(B entity (@ref{entity}) $B$NFbMF$N<oN`$dI=8=7A<0$J$I$r5-=R(B
$B$9$k$?$a$N$b$N$G!"(BRFC 2045 (@ref{RFC 2045}) $B$GDj5A$5$l$F$$$^$9!#(B
@noindent
@strong{[Memo]}
@quotation
$BNr;KE*$K$O(B RFC 1049 $B$G(B Content-Type $BMs$,Ds0F$5$l$F$$$k!#C"$7!"(BMIME $B$N(B
media-type $B$N$h$&$J(B type $B$H(B subtype $B$N6hJL$O$J$/!"(BMIME charset $B$N$h$&$J(B
$BJ8;zId9f$N<oN`$rI=8=$9$k$3$H$b$G$-$J$$!#(B
@end quotation
FLIM $B$O(B Content-Type $BMs$r9=J82r@O$9$k4X?t$H(B Content-Type $BMs$N2r@O7k2L$r(B
$B3JG<$9$k9=B$BN(B @strong{mime-content-type} $B$rDs6!$7$^$9!#(B
@menu
* Content-Type field:: Content-Type $BMs$N7A<0(B
* mime-content-type:: mime-content-type $B9=B$BN(B
* Content-Type parser:: Content-Type $BMs$N2r@O4o(B
* Content-Type utility:: Content-Type $B$K4X$9$kM-MQ$J4X?t(B
@end menu
@node Content-Type field, mime-content-type, Content-Type, Content-Type
@section Content-Type $BMs$N7A<0(B
@cindex parameter
@cindex subtype
@cindex type
Content-Type $BMs$N7A<0$O0J2<$N$h$&$KDj5A$5$l$F$$$^$9!'(B
@quotation
``Content-Type'' ``:'' @strong{type} ``/''
@strong{subtype} *( ``;'' @strong{parameter} )
@end quotation
$BNc$($P!"(B
@quotation
@example
Content-Type: image/jpeg
@end example
@end quotation
@noindent
$B$d(B
@quotation
@example
Content-Type: text/plain; charset=iso-2022-jp
@end example
@end quotation
@noindent
$B$J$I$N$h$&$KMQ$$$i$l$^$9!#(B
$B$3$3$G!"(B`type' $B$H(B `subtype' $B$O(B entity $B$N7A<0$r<($9$b$N$G!"N><T$rAm>N$7(B
$B$F!"(B`media-type' $B$H8F$V$3$H$K$7$^$9!#>e5-$NNc$K$*$1$k(B `image/jpeg' $B$d(B
`text/plain' $B$O(B media-type $B$N#1$D$G$9!#(B
@noindent
@strong{[Memo]}
@quotation
Content-Type $BMs$N$J$$(B entity $B$O(B
@quotation
@example
Content-Type: text/plain; charset=us-ascii
@end example
@end quotation
@noindent
$B$H$7$F2r<a$5$l$k!#(B(cf. @ref{us-ascii})
@end quotation
@node mime-content-type, Content-Type parser, Content-Type field, Content-Type
@section mime-content-type $B9=B$BN(B
@deffn{Structure} mime-content-type
Content-Type $BMs$N>pJs$r3JG<$9$k$?$a$N9=B$BN!#(B@refill
$B$3$N9=B$BN$r;2>H$9$k$K$O(B @code{mime-content-type-$BMWAGL>(B} $B$H$$$&L>A0$N;2(B
$B>H4X?t$rMQ$$$k!#(B@refill
$B$3$N9=B$BN$NMWAG$O0J2<$NDL$j$G$"$k!'(B
@table @var
@item primary-type
media-type $B$N<g7?(B (symbol).
@item subtype
media-type $B$NI{7?(B (symbol).
@item parameters
Content-Type $BMs$N(B parameter ($BO"A[(B list).
@end table
@end deffn
@defun make-mime-content-type type subtype
&optional parameters
content-type $B$N@8@.;R!#(B
@end defun
@defun mime-content-type-parameter content-type parameter
@var{content-type} $B$N(B @var{parameter} $B$NCM$rJV$9!#(B
@end defun
@node Content-Type parser, Content-Type utility, mime-content-type, Content-Type
@section Content-Type $BMs$N2r@O4o(B
@defun mime-parse-Content-Type string
@var{string} $B$r(B content-type $B$H$7$F2r@O$7$?7k2L$rJV$9!#(B
@end defun
@defun mime-read-Content-Type
$B8=:_$N(B buffer $B$N(B Content-Type $BMs$rFI$_<h$j!"2r@O$7$?7k2L$rJV$9!#(B@refill
Content-Type $BMs$,B8:_$7$J$$>l9g$O(B nil $B$rJV$9!#(B
@end defun
@node Content-Type utility, , Content-Type parser, Content-Type
@section Content-Type $B$K4X$9$kM-MQ$J4X?t(B
@defun mime-type/subtype-string type &optional subtype
@var{type} $B$H(B @var{subtype} $B$+$i(B type/subtype $B7A<0$NJ8;zNs$rJV$9!#(B
@end defun
@node Content-Disposition, Content-Transfer-Encoding, Content-Type, Top
@chapter Content-Disposition $BMs$N>pJs(B
@cindex mime-content-disposition
@cindex RFC 2183
@cindex Standards Track
@cindex Content-Disposition $BMs(B
@strong{Content-Disposition $BMs(B} $B$O(B entity $B$NI=<($d(B file $BL>$J$I(B
$B$NB0@-$K$J$I$K4X$9$k>pJs$r5-=R$9$k$?$a$N$b$N$G$9!#(B
@noindent
[RFC 2183]
@quotation
S. Dorner, K. Moore and R. Troost, ``Communicating Presentation
Information in Internet Messages: The Content-Disposition Header'',
August 1997, Standards Track.
@end quotation
FLIM $B$O(B Content-Disposition $BMs$r9=J82r@O$9$k4X?t$H(B Content-Disposition
$BMs$N2r@O7k2L$r3JG<$9$k9=B$BN(B
@strong{mime-content-disposition} $B$rDs6!$7$^$9!#(B
@menu
* mime-content-disposition:: mime-content-disposition $B9=B$BN(B
* Content-Disposition parser:: Content-Disposition $BMs$N2r@O4o(B
@end menu
@node mime-content-disposition, Content-Disposition parser, Content-Disposition, Content-Disposition
@section mime-content-disposition $B9=B$BN(B
@deffn{Structure} mime-content-disposition
Content-Disposition $BMs$N2r@O7k2L$r<}$a$k$?$a$N9=B$BN!#(B@refill
$B$3$N9=B$BN$r;2>H$9$k$K$O(B @code{mime-content-disposition-$BMWAGL>(B} $B$H$$$&L>(B
$BA0$N;2>H4X?t$rMQ$$$k!#(B@refill
$B$3$N9=B$BN$NMWAG$O0J2<$NDL$j$G$"$k!'(B
@table @var
@item disposition-type
disposition-type (symbol).
@item parameters
Content-Disposition $BMs$N(B parameter ($BO"A[(B list).
@end table
@end deffn
@defun mime-content-disposition-parameter content-disposition parameter
@var{content-disposition} $B$N(B @var{parameter} $B$NCM$rJV$9!#(B
@end defun
@defun mime-content-disposition-filename content-disposition
@var{content-disposition} $B$N(B filename $B$NCM$rJV$9!#(B
@end defun
@node Content-Disposition parser, , mime-content-disposition, Content-Disposition
@section Content-Disposition $BMs$N2r@O4o(B
@defun mime-parse-Content-Disposition string
@var{string} $B$r(B content-disposition $B$H$7$F2r@O$7$?7k2L$rJV$9!#(B
@end defun
@defun mime-read-Content-Disposition
$B8=:_$N(B buffer $B$N(B Content-Disposition $BMs$rFI$_<h$j!"2r@O$7$?7k2L$rJV$9!#(B
@refill
Content-Disposition $BMs$,B8:_$7$J$$>l9g$O(B nil $B$rJV$9!#(B
@end defun
@node Content-Transfer-Encoding, encoded-word, Content-Disposition, Top
@chapter $BId9f2=K!(B
@cindex Content-Transfer-Encoding $BMs(B
@strong{Content-Transfer-Encoding $BMs(B} $B$O(B entity $B$NId9f2=K!$r5-=R$9$k$?$a(B
$B$N$b$N$G$9!#(B@refill
FLIM $B$G$O(B Content-Transfer-Encoding $BMs$r9=J82r@O$9$k4X?t$rDs6!$7$^$9!#$3(B
$B$l$i$N4X?t$O(B Content-Transfer-Encoding $BMs$N>pJs$OJ8;zNs$GI=8=$7$^$9!#(B
@refill
$B$^$?!"(BContent-Transfer-Encoding $B$K4p$E$$$FId9f2=!&I|9f2=$r9T$&4X?t$bDs(B
$B6!$5$l$^$9!#(B
@menu
* Content-Transfer-Encoding parser:: Content-Transfer-Encoding $BMs$N2r@O4o(B
* encoder/decoder:: $BId9f2=!&I|9f2=(B
* Encoding information:: Other utilities
* mel-backend:: How to write encoder/decoder module
* generic function for mel-backend:: How to add encoding/decoding service
@end menu
@node Content-Transfer-Encoding parser, encoder/decoder, Content-Transfer-Encoding, Content-Transfer-Encoding
@section Content-Transfer-Encoding $BMs$N2r@O4o(B
@defun mime-parse-Content-Transfer-Encoding string
@var{string} $B$r(B content-transfer-encoding $B$H$7$F2r@O$7$?7k2L$rJV$9!#(B
@end defun
@defun mime-read-Content-Transfer-Encoding &optional default-encoding
$B8=:_$N(B buffer $B$N(B Content-Transfer-Encoding $BMs$rFI$_<h$j!"2r@O$7$?7k2L$r(B
$BJV$9!#(B@refill
Content-Transfer-Encoding $BMs$,B8:_$7$J$$>l9g$O(B@var{default-encoding} $B$r(B
$BJV$9!#(B
@end defun
@node encoder/decoder, Encoding information, Content-Transfer-Encoding parser, Content-Transfer-Encoding
@section $BId9f2=!&I|9f2=(B
@defun mime-encode-region start end encoding
$B8=:_$N(B buffer $B$N(B @var{start} $B$+$i(B @var{end} $B$^$G$N(B region $B$r(B
@var{encoding} $B$r;H$C$FId9f2=$7$^$9!#(B
@end defun
@defun mime-decode-region start end encoding
$B8=:_$N(B buffer $B$N(B @var{start} $B$+$i(B @var{end} $B$^$G$N(B region $B$r(B
@var{encoding} $B$r;H$C$FI|9f2=$7$^$9!#(B
@end defun
@defun mime-decode-string string encoding
@var{string} $B$r(B @var{encoding} $B$H$7$FI|9f$7$?7k2L$rJV$9!#(B
@end defun
@defun mime-insert-encoded-file filename encoding
@var{ENCODING} format $B$GId9f2=$5$l$?(B file @var{FILENAME} $B$r(B
$BA^F~$9$k!#(B
@end defun
@defun mime-write-decoded-region start end filename encoding
@var{encoding} $B$GId9f2=$5$l$?8=:_$N(B region $B$rI|9f2=$7$F(B
@var{filename}$B$K=q$-9~$_$^$9!#(B
<var>start<var> $B$H(B @var{end} $B$O(B buffer $B$N0LCV$G$9!#(B
@end defun
@node Encoding information, mel-backend, encoder/decoder, Content-Transfer-Encoding
@section Other utilities
@defun mime-encoding-list &optional SERVICE
Content-Transfer-Encoding $B$N(B list $B$rJV$7$^$9!#(B@refill
@var{service} $B$,;XDj$5$l$F$$$k$H!"$=$l$KBP$9$k(B
Content-Transfer-Encoding $B$rJV$7$^$9!#(B
@end defun
@defun mime-encoding-alist &optional SERVICE
$BJd40$N$?$a$N(B Content-Transfer-Encoding $B$NI=$rJV$7$^$9!#(B@refill
@var{service} $B$,;XDj$5$l$F$$$k>l9g$O$=$l$KBP$9$k(B
Content-Transfer-Encoding $B$N(B list $B$rJV$7$^$9!#(B
@end defun
@node mel-backend, generic function for mel-backend, Encoding information, Content-Transfer-Encoding
@section How to write encoder/decoder module
@defmac mel-define-method name args &rest body
@var{name} $B$r(B (nth 1 (car (last @var{args}))) backend $B$N(B
method $B4X?t$H$7$FDj5A$7$^$9!#(B
@var{args} $B$O(B lambda $B$N0z?t(B list $B$H;w$F$$$^$9$,!"(B(car (last
@var{args})) $B$O;XDj$5$l$?(B parameter $B$G$"$kI,MW$,$"$j$^$9!#(B(car
(car (last @var{args}))) $B$OJQ?t$NL>A0$G!"(B(nth 1 (car (last
@var{args}))) $B$O(B backend $B$NL>A0(B (encoding) $B$G$9!#(B@refill
$BNc(B:@refill
@lisp
(mel-define-method mime-write-decoded-region (start end filename
(nil "base64"))
"Decode and write current region encoded by base64 into FILENAME.
START and END are buffer positions."
(interactive
(list (region-beginning) (region-end)
(read-file-name "Write decoded region to file: ")))
(let ((str (buffer-substring start end)))
(with-temp-buffer
(insert (decode-base64-string str))
(write-region-as-binary (point-min) (point-max) filename)
)))
@end lisp
@end defmac
@defmac mel-define-method-function spec function
@var{spec} $B$N4X?tDj5A$r(B @var{function} $B$K@_Dj$7$^$9!#(B@refill
@var{spec} $B$N:G=i$NMWAG$O(B service $B$G$9!#(B@refill
@var{args} $B$N;D$j$O(B lambda $B$N0z?t(B list $B;w$F$$$^$9$,!"(B(car (last
@var{args})) $B$O;XDj$5$l$?(B parameter $B$G$"$kI,MW$,$"$j$^$9!#(B(car
(car (last @var{args}))) $B$OJQ?t$NL>A0$G!"(B(nth 1 (car (last
@var{args}))) $B$O(B backend $B$NL>A0(B (encoding) $B$G$9!#(B@refill
$BNc(B:@refill
@lisp
(mel-define-method-function (mime-encode-string string (nil "base64"))
'encode-base64-string)
@end lisp
@end defmac
@node generic function for mel-backend, , mel-backend, Content-Transfer-Encoding
@section $BId9f2=(B/$BI|9f2=(B service $B$rDI2C$9$kJ}K!(B
@defmac mel-define-service name &optional args doc-string
@var{name} $B$r(B Content-Transfer-Encoding $B$N(B service $B$H$7$FDj5A$7$^(B
$B$9!#(B@refill
@var{args} $B$,;XDj$5$l$F$$$k$H!"(B@var{name} $B$O(B service $B$N(B
generic function $B$H$7$FDj5A$5$l$^$9!#(B@refill
$BNc(B:@refill
@lisp
(mel-define-service encoded-text-encode-string (string encoding)
"Encode STRING as encoded-text using ENCODING.
ENCODING must be string.")
@end lisp
@end defmac
@node encoded-word, custom, Content-Transfer-Encoding, Top
@chapter Header $B$N(B network $BI=8=(B
@cindex RFC 2047
@cindex Standards Track
@cindex RFC 2047
encoded-word $B$O(B header $B$GHs(B ASCII (@ref{ASCII}) $BJ8;z$rI=8=$9$k$?$a$N7A<0(B
$B$G!"(B@strong{RFC 2047} $B$GDj5A$5$l$F$$$^$9!#(B@refill
@noindent
[RFC 2047]
@quotation
K. Moore, ``MIME (Multipurpose Internet Mail Extensions) Part Three:
Message Header Extensions for Non-ASCII Text'', November 1996, Standards
Track (obsolete RFC 1521,1522,1590).
@end quotation
$B$^$?!"9T57$N0-$$$3$H$@$H8@$($^$9$,!"(Bencoded-word $B$rMQ$$$:$KHs(B ASCII
(@ref{ASCII}) $BJ8;z$r(B header $B$KF~$l$?5-;v$bB8:_$7$^$9!#(B@refill
FLIM $B$O$3$l$i$rId9f2=!&I|9f2=$9$k5!G=$rDs6!$7$^$9!#(B
@menu
* Header encoder/decoder:: Header $B$NId9f2=!&I|9f2=(B
@end menu
@node Header encoder/decoder, , encoded-word, encoded-word
@section Header $B$NId9f2=!&I|9f2=(B
@defun eword-decode-header &optional code-conversion separator
Header $BCf$N(B encoded-word $B$rI|9f$9$k!#(B@refill
$B$b$7(B @var{code-conversion} $B$,(B @code{nil} $B$J$i!"(Bencoded-word $B$@$1$,I|9f$5(B
$B$l$k!#$b$7!"(B@var{code-conversion} $B$,(B MIME charset (@ref{MIME charset})
$B$J$i!"Hs(B ASCII bit patterns $B$O$=$N(B MIME charset $B$H$7$FI|9f$5$l$k!#$3$l0J(B
$B30$N>l9g!"Hs(B ASCII bit patterns $B$O(B@code{default-mime-charset}. $B$H$7$FI|(B
$B9f$5$l$k!#(B(cf. @ref{entity formatting}) @refill
$B$b$7(B @var{separator} $B$,(B @code{nil} $B$G$J$1$l$P!"$=$NCM$,(Bheader separator
$B$H$7$FMQ$$$i$l$k!#(B
@end defun
@defun eword-encode-header &optional code-conversion
Header $B$r(B network $BI=8=$KId9f2=$9$k!#(B@refill
$B3F(B field $B$O(B @code{mime-field-encoding-method-alist} $B$G;XDj$5$l$?J}<0$G(B