merging sklnd's seen

.hgignore

@@ -2,3 +2,4 @@ syntax: glob
 .*.swp
 *.pyc
 iambuttbot_password
+persist

plugins/seen.py

@@ -0,0 +1,79 @@
+" seen.py: written by sklnd in about two beers July 2009"
+
+import sqlite3
+import datetime, time
+import hook
+import os
+
+dbname = "skydb"
+
+def adapt_datetime(ts):
+    return time.mktime(ts.timetuple())
+
+sqlite3.register_adapter(datetime.datetime, adapt_datetime)
+
+@hook.command(hook=r'(.*)', prefix=False, ignorebots=False)
+def seeninput(bot,input):
+    dbpath = os.path.join(bot.persist_dir, dbname)
+
+    conn = dbconnect(dbpath)
+
+    cursor = conn.cursor()
+    command = "select count(name) from seen where name = ? and chan = ?"
+    cursor.execute(command, (input.nick,input.chan))
+
+    if(cursor.fetchone()[0] == 0):
+        command = "insert into seen(name, date, quote, chan) values(?,?,?,?)"
+        cursor.execute(command, (input.nick, datetime.datetime.now(), input.msg, input.chan))
+    else:
+        command = "update seen set date=?, quote=? where name = ? and chan = ?"
+        cursor.execute(command, (datetime.datetime.now(), input.msg, input.nick, input.chan))
+
+    conn.commit()
+    conn.close()
+
+
+@hook.command
+def seen(bot, input):
+    ".seen <nick> - Tell when a nickname was last in active in irc"
+
+    if len(input.msg) < 6:
+        return seen.__doc__
+
+
+    query = input.msg[6:]
+
+    if query == input.nick:
+        return "Have you looked in a mirror lately?"
+
+    dbpath = os.path.join(bot.persist_dir, dbname)
+    conn = dbconnect(dbpath)
+    cursor = conn.cursor()
+
+    command = "select date, quote from seen where name = ? and chan = ?"
+    cursor.execute(command, (query, input.chan))
+    results = cursor.fetchone()
+
+    conn.close()
+
+    if(results != None):
+        date = time.gmtime(results[0])
+        quote = results[1]
+        return time.strftime(query+" was last seen %a %Y-%m-%d %I:%M:%S %p GMT saying: \"<"+query+"> "+quote+"\"", date)
+    else:
+        return "I've never seen "+query
+
+
+# check to see that our db has the the seen table, and return a connection.
+def dbconnect(db):
+    conn = sqlite3.connect(db)
+    results = conn.execute("select count(*) from sqlite_master where name=?", ("seen" ,)).fetchone()
+
+    if(results[0] == 0):
+        conn.execute("create table if not exists "+ \
+                     "seen(name varchar(50), date datetime, quote varchar(250), chan varchar(50),"+ \
+                     "primary key(name, chan));")
+        conn.commit()
+
+    return conn
+