def execute_add_foreign_key(self, server):
# self.params - (r_table, r_col, table)
model_meta = ModelMeta(server, self.params[0])
meta = model_meta.get_meta()
try:
refs = meta['REFERENCES']
except KeyError:
refs = []
refs.append('%s=%s' % (self.params[1], self.params[2]))
meta['REFERENCES'] = refs
model_meta.set_meta(meta)
def execute_create(self, server):
# self.params --- (model opts, field_params)
opts = self.params[0]
meta = {}
if opts.unique_together:
meta['UNIQUE'] = list(opts.unique_together)
for field, field_params in self.params[1].iteritems():
params_list = []
for param, value in field_params.iteritems():
if value:
params_list.append(param)
meta[field] = params_list
model_meta = ModelMeta(server, opts.db_table)
model_meta.set_meta(meta)
# FIXME remove me
# Creating database to not to break selects/inserts/whatever
# temporary solution :)
server.create(opts.db_table)
def execute_insert(self, server, params):
# self.params --- (table name, columns, values)
table = server[self.params[0]]
if not 'id' in self.params[1]:
seq = Sequence(server, ("%s_seq"% (self.params[0], )))
id = str(seq.nextval())
obj = {'_id': id}
else:
obj = {}
model_meta = ModelMeta(server, self.params[0])
views = process_views(model_meta.get_meta(), self.params[1], self.params[2])
for key, view, val in izip(self.params[1], views, params):
if key=='id':
key = '_id'
if view == '__RAW__':
obj[key] = val
else:
obj[key] = view % val
table[obj['_id']] = obj
def execute_update(self, server, params):
# self.params --- (table name, column-values, where)
table_name = self.params[0]
table = server[table_name]
view = self.simple_select(server, table, (table_name+'.'+'"id"',),
self.params[2], params)
columns, values, views = [], [], []
for col,val,v in self.params[1]:
columns.append(unquote_name(col))
values.append(val)
views.append(v)
model_meta = ModelMeta(server, self.params[0])
views = process_views(model_meta.get_meta(), columns, views)
for d in view:
obj = table[d.id]
for key, view, val in izip(columns, views, values):
if key=='id':
key = '_id'
if view == '__RAW__':
obj[key] = val
else:
obj[key] = view % val
table[obj['_id']] = obj