From c9d11a65b5c801a27f154091aebe86cbd08fd319 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@rambler-co.ru>
Date: Thu, 11 Jun 2009 19:51:24 +0400
Subject: [PATCH] * Add function "raw_header_exists" for finding headers that
 are not parsed by gmime (Mime-Version for example)

---
 CMakeLists.txt       |  2 +-
 src/expressions.c    |  8 --------
 src/plugins/regexp.c | 23 +++++++++++++++++++++++
 3 files changed, 24 insertions(+), 9 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c41477181..88b649a4b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@ PROJECT(rspamd C)
 
 SET(RSPAMD_VERSION_MAJOR 0)
 SET(RSPAMD_VERSION_MINOR 1)
-SET(RSPAMD_VERSION_PATCH 6)
+SET(RSPAMD_VERSION_PATCH 7)
 
 SET(RSPAMD_VERSION         "${RSPAMD_VERSION_MAJOR}.${RSPAMD_VERSION_MINOR}.${RSPAMD_VERSION_PATCH}")
 SET(RSPAMD_MASTER_SITE_URL "http://cebka.pp.ru/hg/rspamd")
diff --git a/src/expressions.c b/src/expressions.c
index 05bc12e88..eecf68986 100644
--- a/src/expressions.c
+++ b/src/expressions.c
@@ -845,7 +845,6 @@ rspamd_header_exists (struct worker_task *task, GList *args)
 {
 	struct expression_argument *arg;
 	GList *headerlist;
-	char *c;
 
 	if (args == NULL || task == NULL) {
 		return FALSE;
@@ -862,13 +861,6 @@ rspamd_header_exists (struct worker_task *task, GList *args)
 		g_list_free (headerlist);
 		return TRUE;
 	}
-	else {
-		/* Also check in raw headers */
-		if ((c = strstr (task->raw_headers, (char *)arg->data)) != NULL && 
-			(c == task->raw_headers || *(c - 1) == '\n')) {
-			return TRUE;
-		}
-	}
 	return FALSE;
 }
 
diff --git a/src/plugins/regexp.c b/src/plugins/regexp.c
index fbe36f291..7095c3041 100644
--- a/src/plugins/regexp.c
+++ b/src/plugins/regexp.c
@@ -68,6 +68,7 @@ static struct regexp_ctx *regexp_module_ctx = NULL;
 
 static int regexp_common_filter (struct worker_task *task);
 static gboolean rspamd_regexp_match_number (struct worker_task *task, GList *args);
+static gboolean rspamd_raw_header_exists (struct worker_task *task, GList *args);
 
 int
 regexp_module_init (struct config_file *cfg, struct module_ctx **ctx)
@@ -84,6 +85,7 @@ regexp_module_init (struct config_file *cfg, struct module_ctx **ctx)
 
 	*ctx = (struct module_ctx *)regexp_module_ctx;
 	register_expression_function ("regexp_match_number", rspamd_regexp_match_number);
+	register_expression_function ("raw_header_exists", rspamd_raw_header_exists);
 	
 	return 0;
 }
@@ -662,3 +664,24 @@ rspamd_regexp_match_number (struct worker_task *task, GList *args)
 
 	return res >= param_count;
 }
+
+static gboolean 
+rspamd_raw_header_exists (struct worker_task *task, GList *args)
+{
+	struct expression_argument *arg;
+
+	if (args == NULL || task == NULL) {
+		return FALSE;
+	}
+
+	arg = get_function_arg (args->data, task, TRUE);
+	if (!arg || arg->type == EXPRESSION_ARGUMENT_BOOL) {
+		msg_warn ("rspamd_raw_header_exists: invalid argument to function is passed");
+		return FALSE;
+	}
+	if (find_raw_header_pos (task->raw_headers, (char *)arg->data) == NULL) {
+		return FALSE;
+	}
+
+	return TRUE;
+}
-- 
2.39.5