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Aminet 1 (Walnut Creek)
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Aminet - June 1993 [Walnut Creek].iso
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volume91
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barn_201
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part01
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reply.c
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C/C++ Source or Header
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1991-02-07
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9KB
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308 lines
/*
* File Name: reply.c
* Project: BARN - Bah's Amiga ReadNews.
* Purpose: Reply via email and post followup article functions.
* Functions: Reply, Followup, IncludeArticle, Sign.
* Author: Jeff Van Epps
* Created: 21 Oct 90
* Last Modified: 05 Jan 91
* Comments:
* History:
* 21 Oct 90/JVE Created.
* 14 Nov 90/JVE Post news by mailing article to inews@bisco rather
* than <newsgroup>@ucbvax.berkeley.edu. Only mail the
* article if the user saved his edit. Same for
* email replies.
* 05 Jan 91/JVE Use article->subject optimization.
*/
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
# include <time.h>
# include <sys/types.h>
# include <sys/stat.h>
# include "standard.h"
# include "configure.h"
# include "variables.h"
# include "article.h"
# include "reply.h"
# ifdef sun
# define DEFAULT_EDITOR "vi"
# define TEMPFILE "/tmp/arnreply"
# else /* not sun */
# define DEFAULT_EDITOR "stevie"
# define TEMPFILE "T:arnreply"
# endif /* sun */
/****************************************************************************/
/* FUNCTION: Reply */
/* */
/* PURPOSE: Send a reply to a news article via mail. */
/* */
/* INPUT PARAMETERS: */
/* NAME I/O DESCRIPTION */
/* ---- --- ----------- */
/* article I Article to reply to. */
/* include I Include article in reply? */
/* */
/* RETURNS: none */
/* */
/* COMMENTS: */
/* */
/* HISTORY: */
/* 1. 17 Oct 90 Created. */
/* 2. 14 Nov 90 Do not invoke mailer if user has not edited. */
/* */
/****************************************************************************/
void Reply( article, include )
ARTICLE_INFO *article;
int include;
{
FILE *fp;
char *from, *address, *editor, *hdr;
char cmd[MAXLINE], temp[MAXLINE];
long clock; /* current date & time */
int header_found = FALSE; /* parsed To: yet? */
struct stat stats_before, stats_after;
remove( TEMPFILE );
if ( ( fp = fopen( TEMPFILE, "a" ) ) == NULL )
{
perror( TEMPFILE );
return;
}
time( &clock );
fprintf( fp, "From %s %24.24s remote from %s\n", GetVar( VAR_USER),
ctime( &clock ), GetVar( VAR_NODE ) );
fprintf( fp, "Date: %s", ctime( &clock ) );
fprintf( fp, "From: %s!%s@%s (%s)\n", GetVar( VAR_NODE ), GetVar( VAR_USER ),
GetVar( VAR_DOMAIN ), GetVar( VAR_NAME ) );
/*
* Use everything after From: up to the first space.
*/
from = strtok( GetHeader( article -> headers, HDR_FROM ), " \n\r" );
fprintf( fp, "%s: %s\n", HDR_TO, from );
fprintf( fp, "%s: \n", HDR_CC );
fprintf( fp, "%s: %s\n\n", HDR_SUBJECT, article -> subject );
if ( include )
IncludeArticle( article, fp );
Sign( fp );
fclose( fp );
(void) stat( TEMPFILE, &stats_before );
if ( ( editor = GetVar( VAR_EDITOR ) ) == NULL )
editor = DEFAULT_EDITOR;
sprintf( cmd, "%s %s", editor, TEMPFILE );
system( cmd );
(void) stat( TEMPFILE, &stats_after );
if ( stats_after.st_mtime != stats_before.st_mtime )
{
if ( ( fp = fopen( TEMPFILE, "r" ) ) == NULL )
{
perror( TEMPFILE );
return;
}
while ( ! header_found && fgets( temp, MAXLINE, fp ) != NULL )
{
if ( ( hdr = strtok( temp, ": " ) ) != NULL && strcmp( hdr, HDR_TO ) == 0 )
header_found = TRUE;
}
if ( ! header_found )
{
printf( "Header messed!\n" );
fclose( fp );
return;
}
if ( ( address = strtok( NULL, " " ) ) == NULL )
{
printf( "No address given!\n" );
fclose( fp );
return;
}
fclose( fp );
sprintf( cmd, "rmail <%s >NULL: %s", TEMPFILE, address );
system( cmd );
}
else
{
printf( "File not modified. Mail not sent. Hit any key.\n" );
getchar();
}
remove( TEMPFILE );
}
/****************************************************************************/
/* FUNCTION: Followup */
/* */
/* PURPOSE: Post news article as a reply to a news article. */
/* */
/* INPUT PARAMETERS: */
/* NAME I/O DESCRIPTION */
/* ---- --- ----------- */
/* newsgroup I Name of newsgroup. */
/* article I Article to followup. */
/* include I Include article in reply? */
/* */
/* RETURNS: none */
/* */
/* COMMENTS: */
/* Changed to send mail to inews@bisco. Newsgroup name is embedded */
/* in the article. */
/* */
/* The newsgroup name has all dots or slashes turned into dashes, then */
/* mail is sent to <modified newsgroup name>@ucbvax.berkeley.edu, */
/* which is a gateway for posting. */
/* */
/* HISTORY: */
/* 1. 17 Oct 90 Created. */
/* 2. 14 Nov 90 Mail to bisco rather than Berkeley. Only */
/* mail the article if it has been edited by user. */
/* */
/****************************************************************************/
void Followup( newsgroup, article, include )
char *newsgroup;
ARTICLE_INFO *article;
int include;
{
FILE *fp;
char *editor;
char cmd[MAXLINE];
long clock; /* current date & time */
struct stat stats_before, stats_after;
remove( TEMPFILE );
if ( ( fp = fopen( TEMPFILE, "a" ) ) == NULL )
{
perror( TEMPFILE );
return;
}
time( &clock );
fprintf( fp, "From %s %24.24s remote from %s\n", GetVar( VAR_USER ),
ctime( &clock ), GetVar( VAR_NODE ) );
fprintf( fp, "Date: %s", ctime( &clock ) );
fprintf( fp, "From: %s!%s@%s (%s)\n", GetVar( VAR_NODE ), GetVar( VAR_USER ),
GetVar( VAR_DOMAIN ), GetVar( VAR_NAME ) );
fprintf( fp, "%s: %s\n", HDR_SUBJECT, article -> subject );
fprintf( fp, "Newsgroups: %s\n", newsgroup );
fprintf( fp, "Followup-To: %s\n", newsgroup );
fprintf( fp, "Distribution: world\n" );
fprintf( fp, "Reply-To: %s!%s@%s\n", GetVar( VAR_NODE ), GetVar( VAR_USER ),
GetVar( VAR_DOMAIN ) );
fprintf( fp, "\n" ); /* separate headers from body of article */
if ( include )
IncludeArticle( article, fp );
Sign( fp );
fclose( fp );
(void) stat( TEMPFILE, &stats_before );
if ( ( editor = GetVar( VAR_EDITOR ) ) == NULL )
editor = DEFAULT_EDITOR;
sprintf( cmd, "%s %s", editor, TEMPFILE );
system( cmd );
(void) stat( TEMPFILE, &stats_after );
if ( stats_after.st_mtime != stats_before.st_mtime )
{
sprintf( cmd, "rmail <%s >NULL: inews@bisco", TEMPFILE );
system( cmd );
}
else
{
printf( "File not modified. Article not posted. Hit any key.\n" );
getchar();
}
remove( TEMPFILE );
}
/****************************************************************************/
/* FUNCTION: IncludeArticle */
/* */
/* PURPOSE: Copy article text to file as an inclusion. */
/* */
/* INPUT PARAMETERS: */
/* NAME I/O DESCRIPTION */
/* ---- --- ----------- */
/* article I Article being included. */
/* output I File being written into. */
/* */
/* RETURNS: none */
/* */
/* COMMENTS: */
/* */
/* HISTORY: */
/* 1. 21 Oct 90 Created. */
/* */
/****************************************************************************/
void IncludeArticle( article, output )
ARTICLE_INFO *article;
FILE *output;
{
char filename[MAXLINE];
char s[MAXLINE];
FILE *art;
sprintf( filename, "%ld", article -> number );
if ( ( art = fopen( filename, "r" ) ) == NULL )
printf( "CAN'T OPEN ARTICLE FOR INCLUDE!\n" );
else
{
fseek( art, article -> textpos, 0 );
while ( fgets( s, MAXLINE, art ) != NULL )
fprintf( output, "> %s", s );
fclose( art );
}
}
/****************************************************************************/
/* FUNCTION: Sign */
/* */
/* PURPOSE: Append users .signature. */
/* */
/* INPUT PARAMETERS: */
/* NAME I/O DESCRIPTION */
/* ---- --- ----------- */
/* output I File being written to. */
/* */
/* RETURNS: none */
/* */
/* COMMENTS: */
/* There is no default .signature file. */
/* */
/* HISTORY: */
/* 1. 21 Oct 90 Created. */
/* */
/****************************************************************************/
void Sign( output )
FILE *output;
{
FILE *sig;
char *sig_file; /* filename for .signature */
char s[MAXLINE];
if ( ( sig_file = GetVar( VAR_SIGN ) ) != NULL &&
( sig = fopen( sig_file, "r" ) ) != NULL )
{
while ( fgets( s, MAXLINE, sig ) != NULL )
fprintf( output, "%s", s );
fclose( sig );
}
}