implement NO_COLOR standard

https://no-color.org/

lib/core/common.py

@@ -1400,7 +1400,7 @@ def banner():
     if not any(_ in sys.argv for _ in ("--version", "--api")) and not conf.get("disableBanner"):
         result = BANNER
 
-        if not IS_TTY or any(_ in sys.argv for _ in ("--disable-coloring", "--disable-colouring")):
+        if not IS_TTY or conf.get("disableColoring") or any(_ in sys.argv for _ in ("--disable-coloring", "--disable-colouring")):
             result = clearColors(result)
         elif IS_WIN:
             coloramainit()

lib/core/log.py

@@ -23,6 +23,9 @@ try:
 
     class _ColorizingStreamHandler(ColorizingStreamHandler):
         def colorize(self, message, levelno, force=False):
+            from lib.core.data import conf # import inside function to avoid ImportError
+            if conf.get("disableColoring"):
+                return message
             if levelno in self.level_map and (self.is_tty or force):
                 bg, fg, bold = self.level_map[levelno]
                 params = []

sqlmap.py

@@ -148,6 +148,11 @@ def main():
         resolveCrossReferences()
         checkEnvironment()
         setPaths(modulePath())
+
+        # Check for NO_COLOR environment variable
+        if os.environ.get("NO_COLOR") not in (None, ""):
+            conf.disableColoring = True
+
         banner()
 
         # Store original command line options for possible later restoration