Pre-fetching latest revision number in case of update

lib/core/common.py

@@ -3347,6 +3347,22 @@ def unhandledExceptionMessage():
 
     return errMsg
 
+def getLatestRevision():
+    """
+    Retrieves latest revision from the offical repository
+    """
+
+    retVal = None
+    req = urllib2.Request(url="https://raw.githubusercontent.com/sqlmapproject/sqlmap/master/lib/core/settings.py")
+
+    try:
+        content = urllib2.urlopen(req).read()
+        retVal = extractRegexResult(r"VERSION\s*=\s*[\"'](?P<result>[\d.]+)", content)
+    except:
+        pass
+
+    return retVal
+
 def createGithubIssue(errMsg, excMsg):
     """
     Automatically create a Github issue with unhandled exception information

lib/core/settings.py

@@ -19,7 +19,7 @@ from lib.core.enums import DBMS_DIRECTORY_NAME
 from lib.core.enums import OS
 
 # sqlmap version (<major>.<minor>.<month>.<monthly commit>)
-VERSION = "1.2.7.14"
+VERSION = "1.2.7.15"
 TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
 TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
 VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)

lib/core/update.py

@@ -17,6 +17,7 @@ import zipfile
 
 from lib.core.common import dataToStdout
 from lib.core.common import getSafeExString
+from lib.core.common import getLatestRevision
 from lib.core.common import pollProcess
 from lib.core.common import readInput
 from lib.core.data import conf
@@ -25,6 +26,7 @@ from lib.core.data import paths
 from lib.core.revision import getRevisionNumber
 from lib.core.settings import GIT_REPOSITORY
 from lib.core.settings import IS_WIN
+from lib.core.settings import VERSION
 from lib.core.settings import ZIPBALL_PAGE
 from lib.core.settings import UNICODE_ENCODING
 
@@ -39,6 +41,10 @@ def update():
         warnMsg += "from GitHub (e.g. 'git clone --depth 1 %s sqlmap')" % GIT_REPOSITORY
         logger.warn(warnMsg)
 
+        if VERSION == getLatestRevision():
+            logger.info("already at the latest revision '%s'" % getRevisionNumber())
+            return
+
         message = "do you want to try to fetch the latest 'zipball' from repository and extract it (experimental) ? [y/N]"
         if readInput(message, default='N', boolean=True):
             directory = os.path.abspath(paths.SQLMAP_ROOT_PATH)