Method cleanupPayload

lib/core/agent.py:354–405

(self, payload, origValue=None)

        return re.sub(r";\W*;", ";", expression) if trimEmpty else expression

    def cleanupPayload(self, payload, origValue=None):
        if not isinstance(payload, six.string_types):
            return

        replacements = {
            "[DELIMITER_START]": kb.chars.start,
            "[DELIMITER_STOP]": kb.chars.stop,
            "[AT_REPLACE]": kb.chars.at,
            "[SPACE_REPLACE]": kb.chars.space,
            "[DOLLAR_REPLACE]": kb.chars.dollar,
            "[HASH_REPLACE]": kb.chars.hash_,
            "[GENERIC_SQL_COMMENT]": GENERIC_SQL_COMMENT
        }

        for value in re.findall(r"\[[A-Z_]+\]", payload):
            if value in replacements:
                payload = payload.replace(value, replacements[value])

        for _ in set(re.findall(r"(?i)\[RANDNUM(?:\d+)?\]", payload)):
            payload = payload.replace(_, str(randomInt()))

        for _ in set(re.findall(r"(?i)\[RANDSTR(?:\d+)?\]", payload)):
            payload = payload.replace(_, randomStr())

        if origValue is not None:
            origValue = getUnicode(origValue)

            if "[ORIGVALUE]" in payload:
                payload = getUnicode(payload).replace("[ORIGVALUE]", origValue if origValue.isdigit() else unescaper.escape("'%s'" % origValue))
            if "[ORIGINAL]" in payload:
                payload = getUnicode(payload).replace("[ORIGINAL]", origValue)

        if INFERENCE_MARKER in payload:
            if Backend.getIdentifiedDbms() is not None:
                inference = queries[Backend.getIdentifiedDbms()].inference

                if "dbms_version" in inference:
                    if isDBMSVersionAtLeast(inference.dbms_version):
                        inferenceQuery = inference.query
                    else:
                        inferenceQuery = inference.query2
                else:
                    inferenceQuery = inference.query

                payload = payload.replace(INFERENCE_MARKER, inferenceQuery)

            elif not kb.testMode:
                errMsg = "invalid usage of inference payload without "
                errMsg += "knowledge of underlying DBMS"
                raise SqlmapNoneDataException(errMsg)

        return payload

    def adjustLateValues(self, payload):
        """