I18N: Move EAI support from Experimental to mainline
[exim.git] / src / src / routers / redirect.c
index c2e2a21fe061212a0fb160d264851a8142a9f426..7bbaa82e400c8ede467eb8f63cf97810f4061fb3 100644 (file)
@@ -1,10 +1,8 @@
-/* $Cambridge: exim/src/src/routers/redirect.c,v 1.15 2006/02/07 11:19:02 ph10 Exp $ */
-
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2006 */
+/* Copyright (c) University of Cambridge 1995 - 2015 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -39,6 +37,8 @@ optionlist redirect_router_options[] = {
       (void *)offsetof(redirect_router_options_block, file) },
   { "file_transport",     opt_stringptr,
       (void *)offsetof(redirect_router_options_block, file_transport_name) },
+  { "filter_prepend_home",opt_bit | (RDON_PREPEND_HOME << 16),
+      (void *)offsetof(redirect_router_options_block, bit_options) },
   { "forbid_blackhole",   opt_bit | (RDON_BLACKHOLE << 16),
       (void *)offsetof(redirect_router_options_block, bit_options) },
   { "forbid_exim_filter", opt_bit | (RDON_EXIM_FILTER << 16),
@@ -69,6 +69,8 @@ optionlist redirect_router_options[] = {
       (void *)offsetof(redirect_router_options_block, forbid_pipe) },
   { "forbid_sieve_filter",opt_bit | (RDON_SIEVE_FILTER << 16),
       (void *)offsetof(redirect_router_options_block, bit_options) },
+  { "forbid_smtp_code",     opt_bool,
+      (void *)offsetof(redirect_router_options_block, forbid_smtp_code) },
   { "hide_child_in_errmsg", opt_bool,
       (void *)offsetof(redirect_router_options_block,  hide_child_in_errmsg) },
   { "ignore_eacces",      opt_bit | (RDON_EACCES << 16),
@@ -97,6 +99,8 @@ optionlist redirect_router_options[] = {
       (void *)offsetof(redirect_router_options_block, reply_transport_name) },
   { "rewrite",            opt_bit | (RDON_REWRITE << 16),
       (void *)offsetof(redirect_router_options_block, bit_options) },
+  { "sieve_enotify_mailto_owner", opt_stringptr,
+      (void *)offsetof(redirect_router_options_block, sieve_enotify_mailto_owner) },
   { "sieve_subaddress", opt_stringptr,
       (void *)offsetof(redirect_router_options_block, sieve_subaddress) },
   { "sieve_useraddress", opt_stringptr,
@@ -147,6 +151,7 @@ redirect_router_options_block redirect_router_option_defaults = {
   NULL,        /* sieve_subaddress */
   NULL,        /* sieve_useraddress */
   NULL,        /* sieve_vacation_directory */
+  NULL,        /* sieve_enotify_mailto_owner */
   NULL,        /* syntax_errors_text */
   NULL,        /* syntax_errors_to */
   NULL,        /* qualify_domain */
@@ -160,13 +165,14 @@ redirect_router_options_block redirect_router_option_defaults = {
   NULL,        /* srs_dbselect */
 #endif
   022,         /* modemask */
-  RDO_REWRITE, /* bit_options */
+  RDO_REWRITE | RDO_PREPEND_HOME, /* bit_options */
   FALSE,       /* check_ancestor */
   TRUE_UNSET,  /* check_owner */
   TRUE_UNSET,  /* check_group */
   FALSE,       /* forbid_file */
   FALSE,       /* forbid_filter_reply */
   FALSE,       /* forbid_pipe */
+  FALSE,       /* forbid_smtp_code */
   FALSE,       /* hide_child_in_errmsg */
   FALSE,       /* one_time */
   FALSE,       /* qualify_preserve_domain */
@@ -271,11 +277,11 @@ sort_errors_and_headers(router_instance *rblock, address_item *addr,
   int verify, address_item_propagated *addr_prop)
 {
 int frc = rf_get_errors_address(addr, rblock, verify,
-  &(addr_prop->errors_address));
+  &addr_prop->errors_address);
 if (frc != OK) return frc;
-addr->p.errors_address = addr_prop->errors_address;
-return rf_get_munge_headers(addr, rblock, &(addr_prop->extra_headers),
-  &(addr_prop->remove_headers));
+addr->prop.errors_address = addr_prop->errors_address;
+return rf_get_munge_headers(addr, rblock, &addr_prop->extra_headers,
+  &addr_prop->remove_headers);
 }
 
 
@@ -323,12 +329,15 @@ while (generated != NULL)
   {
   address_item *parent;
   address_item *next = generated;
-  uschar *errors_address = next->p.errors_address;
+  uschar *errors_address = next->prop.errors_address;
 
   generated = next->next;
   next->parent = addr;
   orflag(next, addr, af_ignore_error);
   next->start_router = rblock->redirect_router;
+  if (addr->child_count == SHRT_MAX)
+    log_write(0, LOG_MAIN|LOG_PANIC_DIE, "%s router generated more than %d "
+      "child addresses for <%s>", rblock->name, SHRT_MAX, addr->address);
   addr->child_count++;
 
   next->next = *addr_new;
@@ -369,8 +378,8 @@ while (generated != NULL)
   If so, we must take care to re-instate it when we copy in the propagated
   data so that it overrides any errors_to setting on the router. */
 
-  next->p = *addr_prop;
-  if (errors_address != NULL) next->p.errors_address = errors_address;
+  next->prop = *addr_prop;
+  if (errors_address != NULL) next->prop.errors_address = errors_address;
 
   /* For pipes, files, and autoreplies, record this router as handling them,
   because they don't go through the routing process again. Then set up uid,
@@ -442,13 +451,18 @@ while (generated != NULL)
       }
     }
 
+#ifdef SUPPORT_I18N
+    next->prop.utf8_msg = string_is_utf8(next->address)
+      || (sender_address && string_is_utf8(sender_address));
+#endif
+
   DEBUG(D_route)
     {
     debug_printf("%s router generated %s\n  %serrors_to=%s transport=%s\n",
       rblock->name,
       next->address,
       testflag(next, af_pfr)? "pipe, file, or autoreply\n  " : "",
-      next->p.errors_address,
+      next->prop.errors_address,
       (next->transport == NULL)? US"NULL" : next->transport->name);
 
     if (testflag(next, af_uid_set))
@@ -461,6 +475,10 @@ while (generated != NULL)
     else
       debug_printf("gid=unset ");
 
+#ifdef SUPPORT_I18N
+    if (next->prop.utf8_msg) debug_printf("utf8 ");
+#endif
+
     debug_printf("home=%s\n", next->home_dir);
     }
   }
@@ -508,7 +526,7 @@ int redirect_router_entry(
 redirect_router_options_block *ob =
   (redirect_router_options_block *)(rblock->options_block);
 address_item *generated = NULL;
-uschar *save_qualify_domain_recipient = qualify_domain_recipient;
+const uschar *save_qualify_domain_recipient = qualify_domain_recipient;
 uschar *discarded = US"discarded";
 address_item_propagated addr_prop;
 error_block *eblock = NULL;
@@ -685,10 +703,10 @@ else
   }
 
 frc = rda_interpret(&redirect, options, ob->include_directory,
-  ob->sieve_vacation_directory, ob->sieve_useraddress, ob->sieve_subaddress,
-  &ugid, &generated, &(addr->message), ob->skip_syntax_errors? &eblock : NULL,
-  &filtertype, string_sprintf("%s router (recipient is %s)", rblock->name,
-  addr->address));
+  ob->sieve_vacation_directory, ob->sieve_enotify_mailto_owner,
+  ob->sieve_useraddress, ob->sieve_subaddress, &ugid, &generated,
+  &(addr->message), ob->skip_syntax_errors? &eblock : NULL, &filtertype,
+  string_sprintf("%s router (recipient is %s)", rblock->name, addr->address));
 
 qualify_domain_recipient = save_qualify_domain_recipient;
 
@@ -709,26 +727,39 @@ switch (frc)
   break;
 
   /* FF_DEFER and FF_FAIL can arise only as a result of explicit commands
-  (:fail: in an alias file or "fail" in a filter). If a configured message was
-  supplied, allow it to be included in an SMTP response after verifying. */
+  (:defer: or :fail: in an alias file or "fail" in a filter). If a configured
+  message was supplied, allow it to be included in an SMTP response after
+  verifying. Remove any SMTP code if it is not allowed. */
 
   case FF_DEFER:
-  if (addr->message == NULL) addr->message = US"forced defer";
-    else addr->user_message = addr->message;
-  return DEFER;
+  yield = DEFER;
+  goto SORT_MESSAGE;
 
   case FF_FAIL:
   if ((xrc = sort_errors_and_headers(rblock, addr, verify, &addr_prop)) != OK)
     return xrc;
   add_generated(rblock, addr_new, addr, generated, &addr_prop, &ugid, pw);
+  yield = FAIL;
+
+  SORT_MESSAGE:
   if (addr->message == NULL)
-    addr->message = US"forced rejection";
+    addr->message = (yield == FAIL)? US"forced rejection" : US"forced defer";
   else
     {
+    int ovector[3];
+    if (ob->forbid_smtp_code &&
+        pcre_exec(regex_smtp_code, NULL, CS addr->message,
+          Ustrlen(addr->message), 0, PCRE_EOPT,
+          ovector, sizeof(ovector)/sizeof(int)) >= 0)
+      {
+      DEBUG(D_route) debug_printf("SMTP code at start of error message "
+        "is ignored because forbid_smtp_code is set\n");
+      addr->message += ovector[1];
+      }
     addr->user_message = addr->message;
     setflag(addr, af_pass_message);
     }
-  return FAIL;
+  return yield;
 
   /* As in the case of a system filter, a freeze does not happen after a manual
   thaw. In case deliveries were set up by the filter, we set the child count
@@ -869,7 +900,7 @@ else
   data that propagates. */
 
   copyflag(next, addr, af_propagate);
-  next->p = addr_prop;
+  next->prop = addr_prop;
 
   DEBUG(D_route) debug_printf("%s router autogenerated %s\n%s%s%s",
     rblock->name,