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Changed django-admin.py inspectdb to output new-style model syntax 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@550 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2005-08-26 04:06:18 +00:00
parent 25264c8604
commit 939e2bccd5
1 changed files with 12 additions and 9 deletions
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21
django/core/management.py
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@ -455,30 +455,33 @@ def inspectdb(db_name):
yield '' yield ''
for table_name in db.get_table_list(cursor): for table_name in db.get_table_list(cursor):
yield 'class %s(meta.Model):' % table2model(table_name) yield 'class %s(meta.Model):' % table2model(table_name)
yield ' db_table = %r' % table_name
yield ' fields = ('
try: try:
relations = db.get_relations(cursor, table_name) relations = db.get_relations(cursor, table_name)
except NotImplementedError: except NotImplementedError:
relations = {} relations = {}
cursor.execute("SELECT * FROM %s LIMIT 1" % table_name) cursor.execute("SELECT * FROM %s LIMIT 1" % table_name)
for i, row in enumerate(cursor.description): for i, row in enumerate(cursor.description):
column_name = row[0]
if relations.has_key(i): if relations.has_key(i):
rel = relations[i] rel = relations[i]
rel_to = rel[1] == table_name and "'self'" or table2model(rel[1]) rel_to = rel[1] == table_name and "'self'" or table2model(rel[1])
field_desc = 'meta.ForeignKey(%s, name=%r' % (rel_to, row[0]) if column_name.endswith('_id'):
field_desc = '%s = meta.ForeignKey(%s' % (column_name[:-3], rel_to)
else:
field_desc = '%s = meta.ForeignKey(%s, db_column=%r' % (column_name, rel_to, column_name)
else: else:
try: try:
field_type = db.DATA_TYPES_REVERSE[row[1]] field_type = db.DATA_TYPES_REVERSE[row[1]]
except KeyError: except KeyError:
field_type = 'TextField' field_type = 'TextField'
yield " # The model-creator script used TextField by default, because" yield " # The model-creator script used TextField by default, because"
yield " # it couldn't recognize your field type." yield " # it couldn't recognize your field type."
field_desc = 'meta.%s(%r' % (field_type, row[0]) field_desc = '%s = meta.%s(' % (column_name, field_type)
if field_type == 'CharField': if field_type == 'CharField':
field_desc += ', maxlength=%s' % (row[3]) field_desc += 'maxlength=%s' % (row[3])
yield ' %s),' % field_desc yield ' %s)' % field_desc
yield ' )' yield ' class META:'
yield ' db_table = %r' % table_name
yield '' yield ''
inspectdb.help_doc = "Introspects the database tables in the given database and outputs a Django model module." inspectdb.help_doc = "Introspects the database tables in the given database and outputs a Django model module."
inspectdb.args = "[dbname]" inspectdb.args = "[dbname]"