mirror of
https://github.com/Mikaela/Limnoria.git
synced 2024-12-24 11:42:52 +01:00
RFE 871111 : Added --nokey option
Fixed a bug in the remove command where lookup specific registry values were not being removed along with the lookup Database abstraction
This commit is contained in:
Kevin Murphy
parent
50973a10fb
commit
4b0ed27fef
@ -31,7 +31,12 @@
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The Lookup plugin handles looking up various values by their key.
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"""
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import supybot
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__revision__ = "$Id$"
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__contributors__ = {
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supybot.authors.skorobeus: ['--nokey parameter', 'database abstraction'],
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}
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import supybot.plugins as plugins
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@ -42,6 +47,7 @@ import sets
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import getopt
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import string
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import supybot.dbi as dbi
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import supybot.conf as conf
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import supybot.utils as utils
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import supybot.privmsgs as privmsgs
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@ -85,159 +91,97 @@ def configure(advanced):
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continue
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command = something('What would you like the command to be?')
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conf.registerGlobalValue(lookups,command, registry.String(filename,''))
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nokeyVal = yn('Would you like the key to be shown for random \
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responses?')
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conf.registerGlobalValue(lookups.get(command), 'nokey',
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registry.Boolean(nokeyVal, ''))
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conf.registerPlugin('Lookup')
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conf.registerGroup(conf.supybot.plugins.Lookup, 'lookups')
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class LookupDB(plugins.DBHandler):
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def makeDb(self, filename):
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return sqlite.connect(filename)
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class Lookup(callbacks.Privmsg):
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def __init__(self):
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callbacks.Privmsg.__init__(self)
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self.lookupDomains = sets.Set()
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dataDir = conf.supybot.directories.data()
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self.dbHandler = LookupDB(name=os.path.join(dataDir, 'Lookup'))
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for (name, value) in registry._cache.iteritems():
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name = name.lower()
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if name.startswith('supybot.plugins.lookup.lookups.'):
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name = name[len('supybot.plugins.lookup.lookups.'):]
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if '.' in name:
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continue
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self.addRegistryValue(name, value)
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group = conf.supybot.plugins.Lookup.lookups
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for (name, value) in group.getValues(fullNames=False):
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name = name.lower() # Just in case.
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filename = value()
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try:
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self.addDatabase(name, filename)
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self.addCommand(name)
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except Exception, e:
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self.log.warning('Couldn\'t add lookup %s: %s', name, e)
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def _shrink(self, s):
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return utils.ellipsisify(s, 50)
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def die(self):
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self.dbHandler.die()
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def remove(self, irc, msg, args):
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"""<name>
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Removes the lookup for <name>.
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"""
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name = privmsgs.getArgs(args)
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name = callbacks.canonicalName(name)
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if name not in self.lookupDomains:
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irc.error('That\'s not a valid lookup to remove.')
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return
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db = self.dbHandler.getDb()
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cursor = db.cursor()
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class SqliteLookupDB(object):
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def __init__(self, filename):
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try:
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cursor.execute("""DROP TABLE %s""" % name)
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db.commit()
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delattr(self.__class__, name)
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irc.replySuccess()
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except sqlite.DatabaseError:
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irc.error('No such lookup exists.')
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remove = privmsgs.checkCapability(remove, 'admin')
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_splitRe = re.compile(r'(?<!\\):')
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def add(self, irc, msg, args):
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"""<name> <filename>
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Adds a lookup for <name> with the key/value pairs specified in the
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colon-delimited file specified by <filename>. <filename> is searched
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for in conf.supybot.directories.data. If <name> is not singular, we
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try to make it singular before creating the command.
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"""
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(name, filename) = privmsgs.getArgs(args, required=2)
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name = utils.depluralize(name)
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name = callbacks.canonicalName(name)
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if hasattr(self, name):
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s = 'I already have a command in this plugin named %s' % name
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irc.error(s)
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return
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db = self.dbHandler.getDb()
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cursor = db.cursor()
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import sqlite
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except ImportError:
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raise callbacks.Error, 'You need to have PySQLite installed to '\
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'use this plugin. Download it at '\
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'<http://pysqlite.sf.net/>'
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self.filename = filename
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try:
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cursor.execute("""SELECT * FROM %s LIMIT 1""" % name)
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self.addCommand(name)
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except sqlite.DatabaseError:
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try:
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self.addDatabase(name, filename)
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except EnvironmentError, e:
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irc.error('Could not open %s: %s' % (filename, e.args[1]))
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return
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self.addCommand(name)
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self.addRegistryValue(name, filename)
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irc.replySuccess('Lookup %s added.' % name)
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add = privmsgs.checkCapability(add, 'admin')
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self.db = sqlite.connect(self.filename)
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except sqlite.DatabaseError, e:
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raise dbi.InvalidDBError, str(e)
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def addRegistryValue(self, name, filename):
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v = registry.String(filename, '')
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conf.supybot.plugins.Lookup.lookups.register(name, v)
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def close(self):
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self.db.close()
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def addDatabase(self, name, filename):
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db = self.dbHandler.getDb()
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cursor = db.cursor()
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dataDir = conf.supybot.directories.data()
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filename = os.path.join(dataDir, filename)
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fd = file(filename)
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try:
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cursor.execute("""SELECT COUNT(*) FROM %s""" % name)
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except sqlite.DatabaseError:
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cursor.execute("CREATE TABLE %s (key TEXT, value TEXT)" % name)
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sql = "INSERT INTO %s VALUES (%%s, %%s)" % name
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for line in utils.nonCommentNonEmptyLines(fd):
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line = line.rstrip('\r\n')
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try:
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(key, value) = self._splitRe.split(line, 1)
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key = key.replace('\\:', ':')
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except ValueError:
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cursor.execute("""DROP TABLE %s""" % name)
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s = 'Invalid line in %s: %r' % (filename, line)
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raise callbacks.Error, s
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cursor.execute(sql, key, value)
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cursor.execute("CREATE INDEX %s_keys ON %s (key)" % (name, name))
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db.commit()
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def addCommand(self, name):
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def f(self, irc, msg, args):
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args.insert(0, name)
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self._lookup(irc, msg, args)
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db = self.dbHandler.getDb()
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cursor = db.cursor()
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cursor.execute("""SELECT COUNT(*) FROM %s""" % name)
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def getRecordCount(self, tableName):
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cursor = self.db.cursor()
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cursor.execute("""SELECT COUNT(*) FROM %s""" % tableName)
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rows = int(cursor.fetchone()[0])
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docstring = """[<key>]
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if rows == 0:
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raise dbi.NoRecordError
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return rows
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If <key> is given, looks up <key> in the %s database. Otherwise,
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returns a random key: value pair from the database. There are
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%s in the database.
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""" % (name, utils.nItems(name, rows))
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f = utils.changeFunctionName(f, name, docstring)
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self.lookupDomains.add(name)
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setattr(self.__class__, name, f)
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def checkLookup(self, name):
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cursor = self.db.cursor()
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sql = "SELECT name FROM sqlite_master \
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WHERE type='table' \
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AND name='%s'" % name
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cursor.execute(sql)
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if cursor.rowcount == 0:
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return False
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else:
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return True
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def addLookup(self, name, fd, splitRe):
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cursor = self.db.cursor()
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cursor.execute("CREATE TABLE %s (key TEXT, value TEXT)" % name)
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sql = "INSERT INTO %s VALUES (%%s, %%s)" % name
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for line in utils.nonCommentNonEmptyLines(fd):
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line = line.rstrip('\r\n')
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try:
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(key, value) = splitRe.split(line, 1)
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key = key.replace('\\:', ':')
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except ValueError:
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cursor.execute("""DROP TABLE %s""" % name)
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s = 'Invalid line in %s: %r' % (filename, line)
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raise callbacks.Error, s
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cursor.execute(sql, key, value)
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cursor.execute("CREATE INDEX %s_keys ON %s (key)" % (name, name))
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self.db.commit()
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def dropLookup(self, name):
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cursor = self.db.cursor()
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if self.checkLookup(name):
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cursor.execute("""DROP TABLE %s""" % name)
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self.db.commit()
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else:
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raise dbi.NoRecordError
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def getResults(self, name, key):
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cursor = self.db.cursor()
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sql = """SELECT value FROM %s WHERE key LIKE %%s""" % name
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cursor.execute(sql, key)
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if cursor.rowcount == 0:
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raise dbi.NoRecordError
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else:
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return cursor.fetchall()
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def getRandomResult(self, name, key):
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cursor = self.db.cursor()
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sql = """SELECT key, value FROM %s
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ORDER BY random() LIMIT 1""" % name
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cursor.execute(sql)
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if cursor.rowcount == 0:
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raise dbi.NoRecordError
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else:
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return cursor.fetchone()
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_sqlTrans = string.maketrans('*?', '%_')
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def search(self, irc, msg, args):
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"""[--{regexp}=<value>] [--values] <name> <glob>
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Searches the domain <name> for lookups matching <glob>. If --regexp
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is given, its associated value is taken as a regexp and matched
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against the lookups. If --values is given, search the values rather
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than the keys.
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"""
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column = 'key'
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while '--values' in args:
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column = 'value'
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args.remove('--values')
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(options, rest) = getopt.getopt(args, '', ['regexp='])
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(name, globs) = privmsgs.getArgs(rest, optional=1)
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db = self.dbHandler.getDb()
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def searchResults(self, name, options, globs, column):
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cursor = self.db.cursor()
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criteria = []
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formats = []
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predicateName = 'p'
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@ -252,7 +196,7 @@ class Lookup(callbacks.Privmsg):
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return
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def p(s, r=r):
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return int(bool(r.search(s)))
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db.create_function(predicateName, 1, p)
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self.db.create_function(predicateName, 1, p)
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predicateName += 'p'
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for glob in globs.split():
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if '?' not in glob and '*' not in glob:
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@ -263,17 +207,161 @@ class Lookup(callbacks.Privmsg):
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raise callbacks.ArgumentError
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#print 'criteria: %s' % repr(criteria)
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#print 'formats: %s' % repr(formats)
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cursor = db.cursor()
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sql = """SELECT key, value FROM %s WHERE %s""" % \
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(name, ' AND '.join(criteria))
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#print 'sql: %s' % sql
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cursor.execute(sql, formats)
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if cursor.rowcount == 0:
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irc.reply('No entries in %s matched that query.' % name)
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raise dbi.NoRecordError
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else:
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lookups = ['%s: %s' % (item[0], self._shrink(item[1]))
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for item in cursor.fetchall()]
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irc.reply(utils.commaAndify(lookups))
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return cursor.fetchall()
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LookupDB = plugins.DB('Lookup',
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{'sqlite': SqliteLookupDB,
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}
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)
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class Lookup(callbacks.Privmsg):
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def __init__(self):
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callbacks.Privmsg.__init__(self)
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self.lookupDomains = sets.Set()
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try:
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self.db = LookupDB()
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except Exception:
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self.log.exception('Error loading %s:', self.filename)
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raise # So it doesn't get loaded without its database.
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for (name, value) in registry._cache.iteritems():
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name = name.lower()
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if name.startswith('supybot.plugins.lookup.lookups.'):
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name = name[len('supybot.plugins.lookup.lookups.'):]
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if '.' in name:
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continue
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self.addRegistryValue(name, value)
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group = conf.supybot.plugins.Lookup.lookups
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for (name, value) in group.getValues(fullNames=False):
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name = name.lower() # Just in case.
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filename = value()
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try:
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if not self.db.checkLookup(name):
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self.addDatabase(name, filename)
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self.addCommand(name)
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except Exception, e:
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self.log.warning('Couldn\'t add lookup %s: %s', name, e)
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def _shrink(self, s):
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return utils.ellipsisify(s, 50)
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def die(self):
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self.db.close()
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def remove(self, irc, msg, args):
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"""<name>
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Removes the lookup for <name>.
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"""
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name = privmsgs.getArgs(args)
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name = callbacks.canonicalName(name)
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if name not in self.lookupDomains:
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irc.error('That\'s not a valid lookup to remove.')
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return
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try:
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self.db.dropLookup(name)
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delattr(self.__class__, name)
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self.delRegistryValues(name)
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irc.replySuccess()
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except dbi.NoRecordError:
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irc.error('No such lookup exists.')
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remove = privmsgs.checkCapability(remove, 'admin')
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_splitRe = re.compile(r'(?<!\\):')
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def add(self, irc, msg, args):
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"""[--nokey] <name> <filename>
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Adds a lookup for <name> with the key/value pairs specified in the
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colon-delimited file specified by <filename>. <filename> is searched
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for in conf.supybot.directories.data. If <name> is not singular, we
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try to make it singular before creating the command. If the --nokey
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option is specified, the new lookup will display only the value when
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queried, and will omit the key from the response.
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"""
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opts = ['nokey']
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(optlist, rest) = getopt.getopt(args, '', opts)
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(name, filename) = privmsgs.getArgs(rest, required=2)
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nokey = False
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for (option, argument) in optlist:
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option = option.lstrip('-')
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if option == 'nokey':
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nokey = True
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#print 'nokey: %s' % nokey
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name = utils.depluralize(name)
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name = callbacks.canonicalName(name)
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if hasattr(self, name):
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s = 'I already have a command in this plugin named %s' % name
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irc.error(s)
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return
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if not self.db.checkLookup(name):
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try:
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self.addDatabase(name, filename)
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except EnvironmentError, e:
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irc.error('Could not open %s: %s' % (filename, e.args[1]))
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return
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self.addCommand(name)
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self.addRegistryValue(name, filename, nokey)
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irc.replySuccess('Lookup %s added.' % name)
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add = privmsgs.checkCapability(add, 'admin')
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def addRegistryValue(self, name, filename, nokey = False):
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group = conf.supybot.plugins.Lookup.lookups
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conf.registerGlobalValue(group, name, registry.String(filename, ''))
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#print 'nokey: %s' % nokey
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conf.registerGlobalValue(group.get(name), 'nokey', registry.Boolean(nokey, ''))
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def delRegistryValues(self, name):
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group = conf.supybot.plugins.Lookup.lookups
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group.unregister(name)
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def addDatabase(self, name, filename):
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dataDir = conf.supybot.directories.data()
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filename = os.path.join(dataDir, filename)
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fd = file(filename)
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self.db.addLookup(name, fd, self._splitRe)
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def addCommand(self, name):
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def f(self, irc, msg, args):
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args.insert(0, name)
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self._lookup(irc, msg, args)
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rows = self.db.getRecordCount(name)
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docstring = """[<key>]
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If <key> is given, looks up <key> in the %s database. Otherwise,
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returns a random key: value pair from the database. There are
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%s in the database.
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""" % (name, utils.nItems(name, rows))
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f = utils.changeFunctionName(f, name, docstring)
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self.lookupDomains.add(name)
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setattr(self.__class__, name, f)
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def search(self, irc, msg, args):
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"""[--{regexp}=<value>] [--values] <name> <glob>
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|
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Searches the domain <name> for lookups matching <glob>. If --regexp
|
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is given, its associated value is taken as a regexp and matched
|
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against the lookups. If --values is given, search the values rather
|
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than the keys.
|
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"""
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column = 'key'
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while '--values' in args:
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column = 'value'
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args.remove('--values')
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(options, rest) = getopt.getopt(args, '', ['regexp='])
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(name, globs) = privmsgs.getArgs(rest, optional=1)
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try:
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results = self.db.searchResults(name, options, globs, column)
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except dbi.NoRecordError:
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irc.reply('No entries in %s matched that query.' % name)
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lookups = ['%s: %s' % (item[0], self._shrink(item[1]))
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for item in results]
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irc.reply(utils.commaAndify(lookups))
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def _lookup(self, irc, msg, args):
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"""<name> <key>
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@ -281,39 +369,29 @@ class Lookup(callbacks.Privmsg):
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Looks up the value of <key> in the domain <name>.
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"""
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(name, key) = privmsgs.getArgs(args, optional=1)
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db = self.dbHandler.getDb()
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cursor = db.cursor()
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if key:
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sql = """SELECT value FROM %s WHERE key LIKE %%s""" % name
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try:
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cursor.execute(sql, key)
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except sqlite.DatabaseError, e:
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if 'no such table' in str(e):
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||||
irc.error('I don\'t have a domain %s' % name)
|
||||
if self.db.checkLookup(name):
|
||||
results = []
|
||||
if key:
|
||||
try:
|
||||
results = self.db.getResults(name, key)
|
||||
except dbi.NoRecordError:
|
||||
irc.error('I couldn\'t find %s in %s.' % (key, name))
|
||||
return
|
||||
if len(results) == 1:
|
||||
irc.reply(results[0][0])
|
||||
else:
|
||||
irc.error(str(e))
|
||||
return
|
||||
if cursor.rowcount == 0:
|
||||
irc.error('I couldn\'t find %s in %s.' % (key, name))
|
||||
elif cursor.rowcount == 1:
|
||||
irc.reply(cursor.fetchone()[0])
|
||||
values = [t[0] for t in results]
|
||||
irc.reply('%s could be %s' % (key, ', or '.join(values)))
|
||||
else:
|
||||
values = [t[0] for t in cursor.fetchall()]
|
||||
irc.reply('%s could be %s' % (key, ', or '.join(values)))
|
||||
else:
|
||||
sql = """SELECT key, value FROM %s
|
||||
ORDER BY random() LIMIT 1""" % name
|
||||
try:
|
||||
cursor.execute(sql)
|
||||
except sqlite.DatabaseError, e:
|
||||
if 'no such table' in str(e):
|
||||
irc.error('I don\'t have a domain %r' % name)
|
||||
(key, value) = self.db.getRandomResult(name, key)
|
||||
nokeyRegKey = 'lookups.%s.nokey' % name
|
||||
if not self.registryValue(nokeyRegKey):
|
||||
irc.reply('%s: %s' % (key, value))
|
||||
else:
|
||||
irc.error(str(e))
|
||||
return
|
||||
(key, value) = cursor.fetchone()
|
||||
irc.reply('%s: %s' % (key, value))
|
||||
|
||||
irc.reply('%s' % value)
|
||||
else:
|
||||
irc.error('I don\'t have a domain %s' % name)
|
||||
return
|
||||
|
||||
Class = Lookup
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user