--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/fetch.c	Fri May 05 22:45:56 2000 +0100
@@ -0,0 +1,252 @@
+/*
+  fetch.c
+
+  $Id: fetch.c 49 2000-05-05 21:45:56Z uh1763 $
+*/
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include "fetch.h"
+#include <errno.h>
+#include <time.h>
+#include <signal.h>
+#include "client.h"
+#include "configfile.h"
+#include "content.h"
+#include "dynamicstring.h"
+#include "fetchlist.h"
+#include "request.h"
+#include "group.h"
+#include "log.h"
+#include "outgoing.h"
+#include "protocol.h"
+#include "pseudo.h"
+#include "util.h"
+
+struct Fetch
+{
+    Bool ready;
+    Str serv;
+} fetch = { FALSE, "" };
+
+static Bool
+connectToServ( const char *name )
+{
+    Log_inf( "Fetch from '%s'", name );
+    if ( ! Client_connect( name ) )
+    {
+        Log_err( "Could not connect to %s", name );
+        return FALSE;
+    }
+    return TRUE;
+}
+
+void
+Fetch_getNewGrps( void )
+{
+    time_t t;
+    Str file;
+
+    ASSERT( fetch.ready );
+    snprintf( file, MAXCHAR, "%s/groupinfo.lastupdate", Cfg_spoolDir() );
+    if ( ! Utl_getStamp( &t, file ) )
+    {
+        Log_err( "Cannot read %s. Please run noffle --query groups", file );
+        return;
+    }
+    Log_inf( "Updating groupinfo" );
+    Client_getNewgrps( &t );
+    Utl_stamp( file );
+}
+
+void
+Fetch_getNewArts( const char *name, FetchMode mode )
+{
+    int next, first, last, oldLast;
+
+    if ( ! Client_changeToGrp( name ) )
+    {
+        Log_err( "Could not change to group %s", name );
+        return;
+    }
+    Cont_read( name );
+    Client_rmtFirstLast( &first, &last );
+    next = Grp_rmtNext( name );
+    oldLast = Cont_last();
+    if ( next == last + 1 )
+    {
+        Log_inf( "No new articles in %s", name );
+        Cont_write();
+        Grp_setFirstLast( name, Cont_first(), Cont_last() );
+        return;
+    }
+    if ( first == 0 && last == 0 )
+    {
+        Log_inf( "No articles in %s", name );
+        Cont_write();
+        Grp_setFirstLast( name, Cont_first(), Cont_last() );
+        return;
+    }
+    if ( next > last + 1 )
+    {
+        Log_err( "Article number inconsistent (%s rmt=%lu-%lu, next=%lu)",
+                 name, first, last, next );
+        Pseudo_cntInconsistent( name, first, last, next );
+    }
+    else if ( next < first )
+    {
+        Log_inf( "Missing articles (%s first=%lu next=%lu)",
+                 name, first, next );
+        Pseudo_missArts( name, first, next );
+    }
+    else
+        first = next;
+    if ( last - first > Cfg_maxFetch() )
+    {
+        Log_ntc( "Cutting number of overviews to %lu", Cfg_maxFetch() );
+        first = last - Cfg_maxFetch() + 1;
+    }
+    Log_inf( "Getting remote overviews %lu-%lu for group %s",
+             first, last, name );
+    Client_getOver( first, last, mode );
+    Cont_write();
+    Grp_setFirstLast( name, Cont_first(), Cont_last() );
+}
+
+void
+Fetch_updateGrps( void )
+{
+    FetchMode mode;
+    int i, size;
+    const char* name;
+
+    ASSERT( fetch.ready );
+    Fetchlist_read();
+    size = Fetchlist_size();
+    for ( i = 0; i < size; ++i )
+    {
+        Fetchlist_element( &name, &mode, i );
+        if ( strcmp( Grp_serv( name ), fetch.serv ) == 0 )
+            Fetch_getNewArts( name, mode );
+    }
+}
+
+void
+Fetch_getReq_( void )
+{
+    Str msgId;
+    DynStr *list;
+    const char *p;
+    int count = 0;
+
+    ASSERT( fetch.ready );
+    Log_dbg( "Retrieving articles marked for download" );
+    list = new_DynStr( 10000 );
+    if ( Req_first( fetch.serv, msgId ) )
+        do
+        {
+            DynStr_appLn( list, msgId );
+            if ( ++count % 20 == 0 ) /* Send max. 20 ARTICLE cmds at once */
+            {
+                p = DynStr_str( list );
+                Client_retrieveArtList( p );
+                while ( ( p = Utl_getLn( msgId, p ) ) )
+                    Req_remove( fetch.serv, msgId );
+                DynStr_clear( list );
+            }
+        }
+        while ( Req_next( msgId ) );
+    p = DynStr_str( list );
+    Client_retrieveArtList( p );
+    while ( ( p = Utl_getLn( msgId, p ) ) )
+        Req_remove( fetch.serv, msgId );
+    del_DynStr( list );
+}
+
+void
+Fetch_postArts( void )
+{
+    DynStr *s;
+    Str msgId, cmd, errStr, sender;
+    int ret;
+    const char *txt;
+    FILE *f;
+    sig_t lastHandler;
+
+    s = new_DynStr( 10000 );
+    if ( Out_first( fetch.serv, msgId, s ) )
+    {
+        Log_inf( "Posting articles" );
+        do
+        {
+            txt = DynStr_str( s );
+            Out_remove( fetch.serv, msgId );
+            if ( ! Client_postArt( msgId, txt, errStr ) )
+            {
+                Utl_cpyStr( sender, Cfg_mailTo() );
+                if ( strcmp( sender, "" ) == 0
+                     && ! Prt_searchHeader( txt, "SENDER", sender )
+                     && ! Prt_searchHeader( txt, "X-NOFFLE-X-SENDER",
+                                            sender ) /* see server.c */
+                     && ! Prt_searchHeader( txt, "FROM", sender ) )
+                    Log_err( "Article %s has no From/Sender/X-Sender field",
+                             msgId );
+                else
+                {
+                    Log_ntc( "Return article to '%s' by mail", sender );
+                    snprintf( cmd, MAXCHAR,
+                              "mail -s '[ NOFFLE: Posting failed ]' '%s'",
+                              sender );
+                    lastHandler = signal( SIGPIPE, SIG_IGN );
+                    f = popen( cmd, "w" );
+                    if ( f == NULL )
+                        Log_err( "Invocation of '%s' failed (%s)", cmd,
+                                 strerror( errno ) );
+                    else
+                    {
+                        fprintf( f,
+                                 "\t[ NOFFLE: POSTING OF ARTICLE FAILED ]\n"
+                                 "\n"
+                                 "\t[ The posting of your article failed. ]\n"
+                                 "\t[ Reason of failure at remote server: ]\n"
+                                 "\n"
+                                 "\t[ %s ]\n"
+                                 "\n"
+                                 "\t[ Full article text has been appended. ]\n"
+                                 "\n"
+                                 "%s"
+                                 ".\n",
+                                 errStr, txt );
+                        ret = pclose( f );
+                        if ( ret != EXIT_SUCCESS )
+                            Log_err( "'%s' exit value %d", cmd, ret );
+                        signal( SIGPIPE, lastHandler );
+                    }
+                }
+            }
+        }
+        while ( Out_next( msgId, s ) );
+    }
+    del_DynStr( s );
+}
+
+Bool
+Fetch_init( const char *serv )
+{
+    if ( ! connectToServ( serv ) )
+        return FALSE;
+    Utl_cpyStr( fetch.serv, serv );
+    fetch.ready = TRUE;
+    return TRUE;
+}
+
+void
+Fetch_close()
+{
+    Client_disconnect();
+    fetch.ready = FALSE;
+    Log_inf( "Fetch from '%s' finished", fetch.serv );
+}