Adds support to m_highlightJSON in RuleMessage class

This variable helds a JSON with information regarding all matches.
Only filled when IncludeFullHighlightLog property is set.

examples/reading_logs_via_rule_message/reading_logs_via_rule_message.h

@@ -237,6 +237,10 @@ end:
             modsecurity::RuleMessage::computeHighlight(ruleMessage,
                 ruleMessage->m_buf);
         highlightToText(h);
+        std::cout << "Highlight JSON:" << std::endl;
+        std::cout << ruleMessage->m_highlightJSON << std::endl;
+        std::cout << "Request:" << std::endl;
+        std::cout << ruleMessage->m_buf;
         std::cout << std::endl;
     }
 

headers/modsecurity/modsecurity.h

@@ -262,7 +262,7 @@ extern "C" {
      * Notice that the highlight can be calculate post-analisys. Calculate it
      * during the analisys may delay the analisys process.
      *
-    */
+     */
      IncludeFullHighlightLogProperty = 4,
     };
 

headers/modsecurity/rule_message.h

@@ -151,6 +151,7 @@ class RuleMessage {
 
     std::list<std::string> m_tags;
     RuleMessageHighlight m_highlight;
+    std::string m_highlightJSON;
 };
 
 

modsecurity.conf-recommended

@@ -215,7 +215,7 @@ SecDataDir /tmp/
 # trigger a server error (determined by a 5xx or 4xx, excluding 404,  
 # level response status codes).
 #
-SecAuditEngine RelevantOnly
+SecAuditEngine Off
 SecAuditLogRelevantStatus "^(?:5|4(?!04))"
 
 # Log everything we know about a transaction.

src/modsecurity.cc

@@ -207,6 +207,8 @@ void ModSecurity::serverLog(void *data, std::shared_ptr<RuleMessage> rm) {
     if (m_logProperties & RuleMessageLogProperty) {
         const void *a = static_cast<const void *>(rm.get());
         if (m_logProperties & IncludeFullHighlightLogProperty) {
+            processContentOffset(rm->m_buf.c_str(), rm->m_buf.size(),
+                rm->m_reference.c_str(), &rm->m_highlightJSON, NULL);
             m_logCb(data, a);
             return;
         }

src/rule_message.cc

@@ -93,7 +93,10 @@ std::string RuleMessage::log(const RuleMessage *rm, int props, int code) {
     return modsecurity::utils::string::toHexIfNeeded(msg);
 }
 
-
+/*
+ * Depricated. Do not use. Should be removed before merge.
+ *
+ */
 RuleMessageHighlight RuleMessage::computeHighlight(const RuleMessage *rm,
     const std::string buf) {
     RuleMessageHighlight ret;