ppf: Add Python logging module support.

diff --git a/ppf/db/access.py b/ppf/db/access.py
index 9d8bd57..db7cc46 100644 (file)
--- a/ppf/db/access.py
+++ b/ppf/db/access.py
@@ -1,8 +1,30 @@
 import sys
 import sqlite3
 import os.path
+import logging
+
+#
+# Logging code heavily inspired by Logging HOWTO documentation:
+#     http://docs.python.org/dev/howto/logging.html#configuring-logging
+#
+
+# Create logger; default logging level is DEBUG.
+logger = logging.getLogger(__name__)
+logger.setLevel(logging.DEBUG)
+
+# Create console handler and set level to ERROR.
+ch = logging.StreamHandler()
+ch.setLevel(logging.ERROR)
+
+# Create formatter.
+formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+
+# Add formatter to console handler.
+ch.setFormatter(formatter)
+
+# Add console handler to logger.
+logger.addHandler(ch)
 
-DEBUG = False
 
 class DatabaseAccess:
     """
@@ -329,15 +351,14 @@ class SQLiteDatabaseAccess(DatabaseAccess):
             print ("[client_sessions]An error ocurred: ", e.args[0])
 
     def insert_status_messages_row(self, row):
-        if DEBUG == True:
-            print "[status_messages] INSERT row", row
+        logger.debug("[status_messages] INSERT row: %s" %row[0])
         try:
             self.cursor.execute("""
                     INSERT INTO status_messages VALUES(?,?,?,?,?,?,?,?,?)
                     """, row)
             self.conn.commit()
         except sqlite3.Error, e:
-            print ("[status_messages]An error ocurred: ", e.args[0])
+            logger.error("[status_messages]An error ocurred: ", e.args[0])
 
     def select_status_messages(self, show=False, cs_id=None,
             restrictArray=None):
@@ -379,8 +400,7 @@ class SQLiteDatabaseAccess(DatabaseAccess):
             print("[status_messages]An error ocurred: ", e.args[0])
 
     def insert_verbose_messages_row(self, row):
-        if DEBUG == True:
-            print "[verbose_messages] insert row", row
+        logger.debug("[verbose_messages] INSERT row %s" %row[0])
         try:
             self.cursor.execute("""
                     INSERT INTO verbose_messages VALUES(?,?,?,?,?,?,?,?,?,?)