autorespond.c

/* 
 * $Id: autorespond.c,v 1.3.2.7 2007-09-21 23:27:38 tomcollins Exp $
 * Copyright (C) 1999-2004 Inter7 Internet Technologies, Inc. 
 *
 * 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 of the License, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include <unistd.h>
#include <pwd.h>
#include <dirent.h>
#include <vpopmail.h>
#include <vauth.h>
#include "autorespond.h"
/* undef some macros that get redefined in config.h below */
#undef PACKAGE
#undef VERSION
#undef PACKAGE_NAME
#undef PACKAGE_STRING
#undef PACKAGE_TARNAME
#undef PACKAGE_VERSION
#undef QMAILDIR
#include "config.h"
#include "limits.h"
#include "printh.h"
#include "qmailadmin.h"
#include "qmailadminx.h"
#include "show.h"
#include "template.h"
#include "util.h"

void show_autoresponders(user,dom,mytime)
 char *user;
 char *dom;
 time_t mytime;
{
  if ( MaxAutoResponders == 0 ) return;

  count_autoresponders();

  if(CurAutoResponders == 0) {
    snprintf (StatusMessage, sizeof(StatusMessage), "%s", html_text[233]);
    show_menu(Username, Domain, Mytime);
  } else {
    send_template( "show_autorespond.html" );
  }
}

void show_autorespond_line(char *user, char *dom, time_t mytime, char *dir)
{
 char *addr;
 char alias_name[MAX_FILE_NAME];
 char *alias_line;
 int i;

  sort_init();


  alias_line = valias_select_all (alias_name, Domain);
  while( alias_line != NULL ) {
#ifdef USE_QMAIL_AUTORESPONDER
    if ( strstr( alias_line, "/qmail-autoresponder ") != 0 ) {
      sort_add_entry (alias_name, 0);
    }
#else
	if ( strstr( alias_line, "/autorespond ") != 0 ) {
      sort_add_entry (alias_name, 0);
    }
#endif
    alias_line = valias_select_all_next (alias_name);
  }

  sort_dosort();

  for (i = 0; (addr = sort_get_entry(i)); ++i) {
    printf ("<tr>");
    
    printf ("<td>");
    printh ("<a href=\"%s&modu=%C\">", cgiurl("delautorespond"), addr);
    printf ("<span class=\"material-icons\">delete_forever</span></a>");
    printf ("</td>");

    printf ("<td>");
    printh ("<a href=\"%s&modu=%C\">", cgiurl("modautorespond"), addr);
    printf ("<span class=\"material-icons\">create</span></a>");
    printf ("</td>");

    printh ("<td>%H@%H</td>", addr, Domain);
    
    printf ("</tr>\n");
  }
  sort_cleanup();
}

void addautorespond()
{

  if ( AdminType!=DOMAIN_ADMIN ) {
    snprintf (StatusMessage, sizeof(StatusMessage), "%s", html_text[142]);
    vclose();
    exit(0);
  }

  count_autoresponders();
  load_limits();
  if ( MaxAutoResponders != -1 && CurAutoResponders >= MaxAutoResponders ) {
    printf ("%s %d\n", html_text[158], MaxAutoResponders);
    show_menu(Username, Domain, Mytime);
    vclose();
    exit(0);
  }

  send_template( "add_autorespond.html" );

}

void addautorespondnow()
{
   int i = 0;
 FILE *fs;

  if ( AdminType!=DOMAIN_ADMIN ) {
    snprintf (StatusMessage, sizeof(StatusMessage), "%s", html_text[142]);
    vclose();
    exit(0);
  }

  count_autoresponders();
  load_limits();
  if ( MaxAutoResponders != -1 && CurAutoResponders >= MaxAutoResponders ) {
    printf ("%s %d\n", html_text[158], MaxAutoResponders);
    show_menu(Username, Domain, Mytime);
    vclose();
    exit(0);
  }

  *StatusMessage = '\0';
  
  if ( fixup_local_name(ActionUser) )
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[174], ActionUser);
  else if ( check_local_user(ActionUser) )
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[175], ActionUser);
  else if ( strlen(ActionUser) == 0 )
    snprintf (StatusMessage, sizeof(StatusMessage), "%s\n", html_text[176]);
  else if ( strlen(Newu)>0 && check_email_addr(Newu) )
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[177], Newu);
  else if (strlen(Alias) <= 1)
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[178], ActionUser);
  else if (strlen(Message) <= 1)
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[179], ActionUser);

  /* if there was an error, go back to the add screen */
  if (*StatusMessage != '\0') {
    addautorespond();
    vclose();
    exit(0);
  }

  /*
   * Make the autoresponder directory
   */
  memset(TmpBuf2,0,sizeof(TmpBuf2));
  strncpy(TmpBuf2, ActionUser, sizeof(TmpBuf2));
  upperit(TmpBuf2);
  mkdir(TmpBuf2, 0750);

  /*
    * Make the autoresponder message file
   */
#ifdef USE_QMAIL_AUTORESPONDER
  sprintf(TmpBuf, "%s/message.txt", TmpBuf2);
#else
  sprintf(TmpBuf, "%s/message", TmpBuf2);
#endif
  if ( (fs = fopen(TmpBuf, "w")) == NULL ) ack("150", TmpBuf);
  fprintf(fs, "From: %s@%s\n", ActionUser,Domain);
  fprintf(fs, "Subject: %s\n", Alias);
  for (i = 400; i < 450; i++) {
	 if (html_text[i] == NULL)
		break;

	 if ((*(html_text[i]) == ' ') || (*(html_text[i]) == '\t') || 
		   (*(html_text[i]) == '\r') || (*(html_text[i]) == '\n') || (!(*(html_text[i]))))
		continue;

     fprintf(fs, "%s\n", html_text[i]);
  }

  fprintf(fs, "MIME-Version: 1.0\n\n");
  fprintf(fs, "%s", Message);
  fclose(fs);

  /*
   * Make the autoresponder .qmail file
   */
  valias_delete (ActionUser, Domain);
#ifdef USE_QMAIL_AUTORESPONDER
  sprintf(TmpBuf, "|%s/qmail-autoresponder %s/%s",
    AUTORESPOND_PATH, RealDir, TmpBuf2);
#else
  sprintf(TmpBuf, "|%s/autorespond 10000 5 %s/%s/message %s/%s",
    AUTORESPOND_PATH, RealDir, TmpBuf2, RealDir, TmpBuf2);
#endif
  valias_insert (ActionUser, Domain, TmpBuf);
  if ( strlen(Newu) > 0 ) {
    sprintf(TmpBuf, "&%s", Newu);
    valias_insert (ActionUser, Domain, TmpBuf);
  }

  /*
   * Report success
   */
  snprinth (StatusMessage, sizeof(StatusMessage), "%s %H@%H\n",
    html_text[180], ActionUser, Domain);
  show_autoresponders(Username, Domain, Mytime);
}


void delautorespond()
{
  if ( AdminType!=DOMAIN_ADMIN ) {
    snprintf (StatusMessage, sizeof(StatusMessage), "%s", html_text[142]);
    vclose();
    exit(0);
  }
  send_template( "del_autorespond_confirm.html" );
}

void delautorespondnow()
{
 int i;

  if ( AdminType!=DOMAIN_ADMIN ) {
    snprintf (StatusMessage, sizeof(StatusMessage), "%s", html_text[142]);
    vclose();
    exit(0);
  }

  /* delete the alias */
  valias_delete (ActionUser, Domain);

  memset(TmpBuf2,0,sizeof(TmpBuf2));
  for(i=0;ActionUser[i]!=0;++i) {
    if(islower(ActionUser[i])) {
      TmpBuf2[i]=toupper(ActionUser[i]);
    } else {
      TmpBuf2[i]=ActionUser[i];
    }
  }

  /* delete the autoresponder directory */
  sprintf(TmpBuf, "%s/%s", RealDir, TmpBuf2);
  vdelfiles(TmpBuf);
  snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[182], ActionUser);

  count_autoresponders();

  if(CurAutoResponders == 0) {
    show_menu(Username, Domain, Mytime);
  } else {
    send_template( "show_autorespond.html" );
  }
}

void modautorespond()
{
  if ( AdminType!=DOMAIN_ADMIN ) {
    snprintf (StatusMessage, sizeof(StatusMessage), "%s", html_text[142]);
    vclose();
    exit(0);
  }
  send_template( "mod_autorespond.html" );
}


/* addautorespondnow and modautorespondnow should be merged into a single function */
void modautorespondnow()
{
   int i = 0;
 FILE *fs;

  if ( AdminType!=DOMAIN_ADMIN ) {
    snprintf (StatusMessage, sizeof(StatusMessage), "%s", html_text[142]);
    vclose();
    exit(0);
  }

  *StatusMessage = '\0';
  
  if ( fixup_local_name(ActionUser) )
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[174], ActionUser);
  else if ( strlen(Newu)>0 && check_email_addr(Newu) )
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[177], Newu);
  else if (strlen(Alias) <= 1)
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[178], ActionUser);
  else if (strlen(Message) <= 1)
    snprinth (StatusMessage, sizeof(StatusMessage), "%s %H\n", html_text[179], ActionUser);

  /* exit on errors */
  if (*StatusMessage != '\0') {
    modautorespond();
    vclose();
    exit(0);
  }

  /*
   * Make the autoresponder directory
   */
  memset(TmpBuf2,0,sizeof(TmpBuf2));
  strncpy(TmpBuf2, ActionUser, sizeof(TmpBuf2));
  upperit(TmpBuf2);
  mkdir(TmpBuf2, 0750);

  /*
   * Make the autoresponder .qmail file
   */
  valias_delete (ActionUser, Domain);
#ifdef USE_QMAIL_AUTORESPONDER
  sprintf(TmpBuf, "|%s/qmail-autoresponder %s/%s",
    AUTORESPOND_PATH, RealDir, TmpBuf2);
#else
  sprintf(TmpBuf, "|%s/autorespond 10000 5 %s/%s/message %s/%s",
    AUTORESPOND_PATH, RealDir, TmpBuf2, RealDir, TmpBuf2);
#endif
  valias_insert (ActionUser, Domain, TmpBuf);
  if ( strlen(Newu) > 0 ) {
    sprintf(TmpBuf, "&%s", Newu);
    valias_insert (ActionUser, Domain, TmpBuf);
  } 

  /*
   * Make the autoresponder message file
   */
  sprintf(TmpBuf, "%s/message", TmpBuf2);
  if ( (fs = fopen(TmpBuf, "w")) == NULL ) ack("150", TmpBuf);
  fprintf(fs, "From: %s@%s\n", ActionUser,Domain);
  fprintf(fs, "Subject: %s\n", Alias);
  for (i = 400; i < 450; i++) {
	 if (html_text[i] == NULL)
		break;

	 if ((*(html_text[i]) == ' ') || (*(html_text[i]) == '\t') || (!(*(html_text[i]))))
		continue;

     if (*(html_text[i]))
	    fprintf(fs, "%s\n", html_text[i]);
  }
  fprintf(fs, "MIME-Version: 1.0\n\n");
  fprintf(fs, "%s", Message);
  fclose(fs);

  /*
   * Report success
   */
  snprinth (StatusMessage, sizeof(StatusMessage), "%s %H@%H\n",
    html_text[183], ActionUser, Domain);
  show_autoresponders(Username, Domain, Mytime);
}

void count_autoresponders()
{
 char alias_name[MAX_FILE_NAME];
 char *alias_line;

  CurAutoResponders = 0;

  alias_line = valias_select_all (alias_name, Domain);
  while( alias_line != NULL ) {
#ifdef USE_QMAIL_AUTORESPONDER
    if ( strstr( alias_line, "/qmail-autoresponder ") != 0 ) {
      CurAutoResponders++;
    }
#else
    if ( strstr( alias_line, "/autorespond ") != 0 ) {
      CurAutoResponders++;
    }	
#endif
    alias_line = valias_select_all_next (alias_name);
  }

}

/* display a file (used for mod_autorespond ONLY) */
void show_autoresponder(char *ActionUser, char *Domain)
{
  int i;
  int j;

             FILE *fs;
             char *alias_line;

              alias_line = valias_select (ActionUser, Domain);
              /* should verify here that alias_line contains "/autorespond " */

              if ( (alias_line = valias_select_next()) ) {
                strcpy (TmpBuf2, alias_line);

                /* See if it's a Maildir path rather than address */
                i = strlen(TmpBuf2) - 1;
                if (TmpBuf2[i] == '/') {
                  --i;
                  for(; TmpBuf2[i] != '/'; --i);
                  --i;
                  for(;TmpBuf2[i]!='/';--i);
                  for(++i, j=0; TmpBuf2[i] != '/'; ++j,++i) {
                    TmpBuf3[j] = TmpBuf2[i];
                  }
                  TmpBuf3[j] = '\0';
                  /* mod_autorespond.html */
                  printh ("value=\"%H@%H\"></div>\n", TmpBuf3, Domain);
                } else {
                  printh ("value=\"%H\"></div>\n", &TmpBuf2[1]);
                }
              }
              else {
                printf("></div>\n");
              }
              upperit(ActionUser);
#ifdef USE_QMAIL_AUTORESPONDER
              sprintf(TmpBuf, "%s/message.txt", ActionUser);
#else
              sprintf(TmpBuf, "%s/message", ActionUser);
#endif

              if ((fs = fopen(TmpBuf, "r")) == NULL) ack("150", TmpBuf);

              fgets( TmpBuf2, sizeof(TmpBuf2), fs);
              fgets( TmpBuf2, sizeof(TmpBuf2), fs);
              printf("<div class=\"form-group\">");
              printf("<label for=\"alias\">%s</label>\n", html_text[6]);

              /* take off newline */
              i = strlen(TmpBuf2); --i; TmpBuf2[i] = 0;
              printh ("<input class=\"form-control\" type=\"text\" name=\"alias\" id=\"alias\" value=\"%H\">\n",
                &TmpBuf2[9]);
              printf("</div>\n");
              printf("<div class=\"form-group\">\n");
              printf ("<textarea class=\"form-control\" rows=\"10\" name=\"message\">");

                          /*
                             Skip custom headers
                          */

                          while(1) {
                fgets(TmpBuf2, sizeof(TmpBuf2), fs);
                                if ((*TmpBuf2 == '\r') || (*TmpBuf2 == '\n'))
                                   break;
                          }

                          printf("%s", TmpBuf2);

              while (fgets(TmpBuf2, sizeof(TmpBuf2), fs)) {
                printf ("%s", TmpBuf2);
              }
              printf ("</textarea>\n</div>\n");
              fclose(fs);
}