Seen: convert to use sqlite database

modules/Seen.py

@@ -16,7 +16,6 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 """
 
-from ConfigParser import NoOptionError
 import re
 
 from datetime import datetime
@@ -29,23 +28,60 @@ class Seen(Module):
 
     """Track when people say things in public channels, and report on it."""
 
-    def do(self, connection, event, nick, userhost, what, admin_unlocked):
-        # whatever it is, store it
-        if not self.config.has_section(self.__class__.__name__):
-            self.config.add_section(self.__class__.__name__)
+    def db_init(self):
+        """Create the table to store seen data."""
 
-        self.config.set(self.__class__.__name__, nick, userhost + '|:|' + datetime.utcnow().isoformat() + '|:|' + what)
+        version = self.db_module_registered(self.__class__.__name__)
+        if version == None:
+            db = self.get_db()
+            try:
+                db.execute('''
+                    CREATE TABLE seen_nicks (
+                        nick TEXT NOT NULL PRIMARY KEY,
+                        host TEXT NOT NULL,
+                        time TEXT DEFAULT CURRENT_TIMESTAMP,
+                        what TEXT NOT NULL
+                    )''')
+                sql = 'INSERT INTO drbotzo_modules VALUES (?,?)'
+                db.execute(sql, (self.__class__.__name__, 1))
+                db.commit()
+                version = 1
+            except sqlite3.Error as e:
+                db.rollback()
+                print("sqlite error: " + str(e))
+                raise
+
+    def do(self, connection, event, nick, userhost, what, admin_unlocked):
+        """Track pubmsg/privmsg events, and if asked, report on someone."""
+
+        # whatever it is, store it
+        try:
+            db = self.get_db()
+            cur = db.cursor()
+            statement = 'REPLACE INTO seen_nicks (nick, host, what) VALUES (?, ?, ?)'
+            cur.execute(statement, (nick, userhost, what))
+            db.commit()
+        except sqlite3.Error as e:
+            db.rollback()
+            print("sqlite error: " + str(e))
+            raise
 
         match = re.search('^!seen\s+(\S+)$', what)
         if match:
-            query = match.group(1)
-            if query != 'debug':
-                try:
-                    seendata = self.config.get(self.__class__.__name__, query).split('|:|')
-                    converted = datetime.strptime(seendata[1], "%Y-%m-%dT%H:%M:%S.%f").replace(tzinfo=tzutc())
-                    replystr = 'last saw ' + query + ' at ' + converted.astimezone(tzlocal()).strftime("%Y/%m/%d %H:%M:%S %Z") + ' saying \'' + seendata[2] + '\''
+            nick = match.group(1)
+            try:
+                db = self.get_db()
+                query = 'SELECT * FROM seen_nicks WHERE nick = ?'
+                cursor = db.execute(query, (nick,))
+                result = cursor.fetchone()
+                if result:
+                    seentime = datetime.strptime(result['time'], '%Y-%m-%d %H:%M:%S').replace(tzinfo=tzutc())
+                    replystr = 'last saw {0:s} at {1:s} saying \'{2:s}\''.format(result['nick'], seentime.astimezone(tzlocal()).strftime('%Y/%m/%d %H:%M:%S %Z'), result['what'])
                     return self.reply(connection, event, replystr)
-                except NoOptionError: pass
+            except sqlite3.Error as e:
+                db.rollback()
+                print("sqlite error: " + str(e))
+                raise
 
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