# encoding: utf8
+from optparse import OptionParser
import sys
-import sqlalchemy.types
-
from .db import connect, metadata
+import pokedex.db.load
+from pokedex.lookup import lookup as pokedex_lookup
def main():
if len(sys.argv) <= 1:
- help()
+ command_help()
command = sys.argv[1]
args = sys.argv[2:]
# Find the command as a function in this file
- func = globals().get(command, None)
- if func and callable(func) and command != 'main':
+ func = globals().get("command_%s" % command, None)
+ if func:
func(*args)
else:
- help()
+ command_help()
-def csvimport(engine_uri, dir='.'):
- import csv
+def command_dump(*args):
+ parser = OptionParser()
+ parser.add_option('-e', '--engine', dest='engine_uri', default=None)
+ parser.add_option('-d', '--directory', dest='directory', default=None)
+ options, _ = parser.parse_args(list(args))
- from sqlalchemy.orm.attributes import instrumentation_registry
+ session = connect(options.engine_uri)
+ pokedex.db.load.dump(session, directory=options.directory)
- session = connect(engine_uri)
+def command_load(*args):
+ parser = OptionParser()
+ parser.add_option('-e', '--engine', dest='engine_uri', default=None)
+ parser.add_option('-d', '--directory', dest='directory', default=None)
+ parser.add_option('-D', '--drop-tables', dest='drop_tables', default=False, action='store_true')
+ options, _ = parser.parse_args(list(args))
- metadata.create_all()
-
- # Oh, mysql-chan.
- # TODO try to insert data in preorder so we don't need this hack and won't
- # break similarly on other engines
- if 'mysql' in engine_uri:
- session.execute('SET FOREIGN_KEY_CHECKS = 0')
-
- # This is a secret attribute on a secret singleton of a secret class that
- # appears to hopefully contain all registered classes as keys.
- # There is no other way to accomplish this, as far as I can tell.
- # Fuck.
- for table in sorted(instrumentation_registry.manager_finders.keys(),
- key=lambda self: self.__table__.name):
- table_name = table.__table__.name
- # Print the table name but leave the cursor in a fixed column
- print table_name + '...', ' ' * (40 - len(table_name)),
-
- try:
- csvfile = open("%s/%s.csv" % (dir, table_name), 'rb')
- except IOError:
- # File doesn't exist; don't load anything!
- print 'no data!'
- continue
-
- reader = csv.reader(csvfile, lineterminator='\n')
- column_names = [unicode(column) for column in reader.next()]
-
- for csvs in reader:
- row = table()
-
- for column_name, value in zip(column_names, csvs):
- column = table.__table__.c[column_name]
- if column.nullable and value == '':
- # Empty string in a nullable column really means NULL
- value = None
- elif isinstance(column.type, sqlalchemy.types.Boolean):
- # Boolean values are stored as string values 0/1, but both
- # of those evaluate as true; SQLA wants True/False
- if value == '0':
- value = False
- else:
- value = True
- else:
- # Otherwise, unflatten from bytes
- value = value.decode('utf-8')
-
- setattr(row, column_name, value)
-
- session.add(row)
-
- session.commit()
- print 'loaded'
-
- # Shouldn't matter since this is usually the end of the program and thus
- # the connection too, but let's change this back just in case
- if 'mysql' in engine_uri:
- session.execute('SET FOREIGN_KEY_CHECKS = 1')
-
-
-def csvexport(engine_uri, dir='.'):
- import csv
- session = connect(engine_uri)
+ session = connect(options.engine_uri)
- for table_name in sorted(metadata.tables.keys()):
- print table_name
- table = metadata.tables[table_name]
+ pokedex.db.load.load(session, directory=options.directory,
+ drop_tables=options.drop_tables)
- writer = csv.writer(open("%s/%s.csv" % (dir, table_name), 'wb'), lineterminator='\n')
- columns = [col.name for col in table.columns]
- writer.writerow(columns)
- for row in session.query(table).all():
- csvs = []
- for col in columns:
- # Convert Pythony values to something more universal
- val = getattr(row, col)
- if val == None:
- val = ''
- elif val == True:
- val = '1'
- elif val == False:
- val = '0'
- else:
- val = unicode(val).encode('utf-8')
+def command_lookup(engine_uri, name):
+ # XXX don't require uri! somehow
+ session = connect(engine_uri)
- csvs.append(val)
+ results, exact = pokedex_lookup(session, name)
+ if exact:
+ print "Matched:"
+ else:
+ print "Fuzzy-matched:"
- writer.writerow(csvs)
+ for object in results:
+ print object.__tablename__, object.name
-def help():
+def command_help():
print u"""pokedex -- a command-line Pokédex interface
-
- help Displays this message.
-
- These commands are only useful for developers:
- csvimport {uri} [dir] Import data from a set of CSVs to the database
- given by the URI.
- csvexport {uri} [dir] Export data from the database given by the URI
- to a set of CSVs.
- Directory defaults to cwd.
-"""
+usage: pokedex {command} [options...]
+Run `pokedex setup` first, or nothing will work!
+
+Commands:
+ help Displays this message.
+ lookup [thing] Look up something in the Pokédex.
+
+System commands:
+ load Load Pokédex data into a database from CSV files.
+ dump Dump Pokédex data from a database into CSV files.
+
+Options:
+ -d|--directory By default, load and dump will use the CSV files in the
+ pokedex install directory. Use this option to specify
+ a different directory.
+ -D|--drop-tables With load, drop all tables before loading data.
+ -e|--engine=URI By default, all commands try to use a SQLite database
+ in the pokedex install directory. Use this option to
+ specify an alternate database.
+""".encode(sys.getdefaultencoding(), 'replace')
sys.exit(0)
projects / zzz-pokedex.git / blobdiff