/* $Id: mail.c,v 1.12 2003/02/22 07:53:10 reinelt Exp $ * * email specific functions * * Copyright 2001 by Axel Ehnert * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * * $Log: mail.c,v $ * Revision 1.12 2003/02/22 07:53:10 reinelt * cfg_get(key,defval) * * Revision 1.11 2001/09/12 05:58:16 reinelt * fixed bug in mail2.c * * Revision 1.10 2001/09/12 05:37:22 reinelt * * fixed a bug in seti.c (file was never closed, lcd4linux run out of fd's * * improved socket debugging * * Revision 1.9 2001/08/05 17:13:29 reinelt * * cleaned up inlude of sys/time.h and time.h * * Revision 1.8 2001/03/15 15:49:23 ltoetsch * fixed compile HD44780.c, cosmetics * * Revision 1.7 2001/03/15 14:25:05 ltoetsch * added unread/total news * * Revision 1.6 2001/03/14 13:19:29 ltoetsch * Added pop3/imap4 mail support * * Revision 1.5 2001/03/13 08:34:15 reinelt * * corrected a off-by-one bug with sensors * * Revision 1.4 2001/03/08 09:02:04 reinelt * * seti client cleanup * * Revision 1.3 2001/02/21 04:48:13 reinelt * * big mailbox patch from Axel Ehnert * thanks to herp for his idea to check mtime of mailbox * * Revision 1.2 2001/02/19 00:15:46 reinelt * * integrated mail and seti client * major rewrite of parser and tokenizer to support double-byte tokens * * Revision 1.1 2001/02/18 22:11:34 reinelt * *** empty log message *** * */ /* * exported functions: * * Mail (int index, int *num) * returns 0 if ok, -1 if error * sets num to number of emails in mailbox #index * */ #define FALSE 0 #define TRUE 1 #include #include #include #include #include #include #include #include #include #include "cfg.h" #include "debug.h" #include "mail.h" int Mail (int index, int *num, int *unseen) { FILE *fstr; char buffer[32]; static int cfgmbx[MAILBOXES+1]={[0 ... MAILBOXES]=TRUE,}; // Mailbox #index configured? static time_t mbxlt[MAILBOXES+1]={[0 ... MAILBOXES]=0,}; // mtime of Mailbox #index static int mbxnum[MAILBOXES+1]={[0 ... MAILBOXES]=0,}; // Last calculated # of mails static time_t now[MAILBOXES+1]={[0 ... MAILBOXES]=0,}; // Last call to procedure at // for Mailbox #index char *fnp1; int v1=0; int last_line_blank1; // Was the last line blank? struct stat fst; int rc; char *txt; char txt1[100]; if (index<0 || index>MAILBOXES) return -1; if (now[index] == 0) { /* first time, to give faster a chance */ now[index] = -1-index; return 0; } if (now[index] < -1) { /* wait different time to avoid long startup */ now[index]++; return 0; } if (now[index] > 0) { /* not first time, delay */ sprintf(txt1, "Delay_e%d", index); if (time(NULL)<=now[index]+atoi(cfg_get(txt1,"5"))) return 0; // no more then 5/Delay_eX seconds after last check? } time(&now[index]); // for Mailbox #index /* Build the filename from the config */ snprintf(buffer, sizeof(buffer), "Mailbox%d", index); fnp1=cfg_get(buffer,NULL); if (fnp1==NULL || *fnp1=='\0') { cfgmbx[index]=FALSE; // There is now entry for Mailbox #index } v1=mbxnum[index]; /* Open the file */ if (cfgmbx[index]==TRUE) { /* Check the last touch of mailbox. Changed? */ rc=stat(fnp1, &fst); if ( rc != 0 ) { /* is it pop3, imap4 or nntp? */ rc = Mail_pop_imap_news(fnp1, num, unseen); if (rc == 0) return 0; else cfgmbx[index] = FALSE; /* don't try again */ error ("Error getting stat of Mailbox%d", index); return (-1); } if ( mbxlt[index] != fst.st_mtime ) { mbxlt[index]=fst.st_mtime; fstr=fopen(fnp1,"r"); if (fstr != NULL) { txt=&txt1[0]; last_line_blank1=TRUE; v1=0; while ( ( fgets ( txt1, 100, fstr ) ) != NULL ) { txt1[strlen(txt1)-1]='\0'; // cut the newline /* Is there a "From ..." line. Count only, if a blank line was directly before this */ if ( strncmp (txt1, "From ", 5 ) == 0 ) { if ( last_line_blank1 == TRUE ) { v1++; last_line_blank1 = FALSE; } } if ( strlen (txt1) == 0 ) { last_line_blank1 = TRUE; } else { last_line_blank1 = FALSE; } } fclose (fstr); } } } /* FIXME look at the Status of Mails */ *unseen = v1 - mbxnum[index]; if (*unseen < 0) *unseen = 0; mbxnum[index]=v1; *num=v1; return (0); } 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 
/* $Id: plugin_seti.c,v 1.7 2005/05/08 04:32:45 reinelt Exp $
 *
 * plugin for seti@home status reporting
 *
 * Copyright (C) 2004 Michael Reinelt <reinelt@eunet.at>
 * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
 *
 * based on the old seti client which is 
 * Copyright (C) 2001 Axel Ehnert <axel@ehnert.net>
 *
 *
 * This file is part of LCD4Linux.
 *
 * LCD4Linux is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * LCD4Linux is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *
 * $Log: plugin_seti.c,v $
 * Revision 1.7  2005/05/08 04:32:45  reinelt
 * CodingStyle added and applied
 *
 * Revision 1.6  2005/01/18 06:30:23  reinelt
 * added (C) to all copyright statements
 *
 * Revision 1.5  2004/06/26 12:05:00  reinelt
 *
 * uh-oh... the last CVS log message messed up things a lot...
 *
 * Revision 1.4  2004/06/26 09:27:21  reinelt
 *
 * added '-W' to CFLAGS
 * changed all C++ comments to C ones
 * cleaned up a lot of signed/unsigned mistakes
 *
 * Revision 1.3  2004/06/17 06:23:43  reinelt
 *
 * hash handling rewritten to solve performance issues
 *
 * Revision 1.2  2004/03/13 19:06:01  reinelt
 * ChangeLog and Status update; small glitch in plugin_seti fixed.
 *
 * Revision 1.1  2004/03/13 06:49:20  reinelt
 * seti@home plugin ported to NextGeneration
 *
 */

/* 
 * exported functions:
 *
 * int plugin_init_seti (void)
 *  adds functions to access /seti/state.sah
 *
 */


#include "config.h"

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>

#include "debug.h"
#include "plugin.h"
#include "hash.h"
#include "cfg.h"

#define SECTION   "Plugin:Seti"
#define DIRKEY    "Directory"
#define STATEFILE "state.sah"

static HASH SETI;
static int fatal = 0;

static int parse_seti(void)
{
    static char fn[256] = "";
    FILE *stream;
    int age;

    /* if a fatal error occured, do nothing */
    if (fatal != 0)
	return -1;

    /* reread every 100 msec only */
    age = hash_age(&SETI, NULL);
    if (age > 0 && age <= 100)
	return 0;

    if (fn[0] == '\0') {
	char *dir = cfg_get(SECTION, DIRKEY, NULL);
	if (dir == NULL || *dir == '\0') {
	    error("no '%s.%s' entry from %s\n", SECTION, DIRKEY, cfg_source());
	    fatal = 1;
	    return -1;
	}
	if (strlen(dir) > sizeof(fn) - sizeof(STATEFILE) - 2) {
	    error("entry '%s.%s' too long from %s!\n", SECTION, DIRKEY, cfg_source());
	    fatal = 1;
	    free(dir);
	    return -1;
	}
	strcpy(fn, dir);
	if (fn[strlen(fn) - 1] != '/')
	    strcat(fn, "/");
	strcat(fn, STATEFILE);
	free(dir);
    }

    stream = fopen(fn, "r");
    if (stream == NULL) {
	error("fopen(%s) failed: %s", fn, strerror(errno));
	return -1;
    }

    while (!feof(stream)) {
	char buffer[256];
	char *c, *key, *val;
	fgets(buffer, sizeof(buffer), stream);
	c = strchr(buffer, '=');
	if (c == NULL)
	    continue;
	key = buffer;
	val = c + 1;
	/* strip leading blanks from key */
	while (isspace(*key))
	    *key++ = '\0';
	/* strip trailing blanks from key */
	do
	    *c = '\0';
	while (isspace(*--c));
	/* strip leading blanks from value */
	while (isspace(*val))
	    *val++ = '\0';
	/* strip trailing blanks from value */
	for (c = val; *c != '\0'; c++);
	while (isspace(*--c))
	    *c = '\0';
	/* add entry to hash table */
	hash_put(&SETI, key, val);
    }

    fclose(stream);

    return 0;
}


static void my_seti(RESULT * result, RESULT * arg1)
{
    char *key, *val;

    if (parse_seti() < 0) {
	SetResult(&result, R_STRING, "");
	return;
    }

    key = R2S(arg1);
    val = hash_get(&SETI, key, NULL);
    if (val == NULL)
	val = "";

    SetResult(&result, R_STRING, val);
}


int plugin_init_seti(void)
{
    hash_create(&SETI);
    AddFunction("seti", 1, my_seti);
    return 0;
}


void plugin_exit_seti(void)
{
    hash_destroy(&SETI);
}
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