def __init__(self):
import pydocs
self.__dict__ = {
__fields_types__: {},
__fields_docs__: pydocs.Fields()
}
def __docs__():
"""
create Mongodb parable expresion
:return:
"""
import pydocs
return pydocs.Fields()
def __filters__():
"""
create Mongodb filterable expression
:return:
"""
import pydocs
return pydocs.Fields(None, True)
def switch(*args, **kwargs):
"""
$switch: { branches: [{ case: <expression>, then: <expression> },{ case: <expression>, then: <expression> },..],default: <expression>}
:param args:
:param kwargs:
:return:
"""
import pydocs
branches = []
default = __get_field_expr__(args[args.__len__() - 1])
# default = __get_field_expr__(args[args.__len__() - 1])
# list_of_args = [x for x in args if args.index(x) < args.__len__() - 1]
# for item in list_of_args:
# if isinstance(item,pydocs.Fields):
# branches.append(item.to_mongodb())
# else:
# branches.append(item)
m = args.__len__()
for i in pyrange(0, m - 1, 1):
item = args[i]
if isinstance(item, pydocs.Fields):
branches.append(item.to_mongodb())
else:
branches.append(item)
# branches.append(__get_field_expr__(getattr(args[i],"__tree__")))
expr = {"$switch": {"branches": branches, "default": default}}
ret = pydocs.Fields()
setattr(ret, "__tree__", expr)
return ret
def __getattr__(self, field):
import pydocs
ret = pydocs.Fields(field)
if hasattr(self.__origin__, field):
org = getattr(self.__origin__, field)
if isinstance(org, list) and org.__len__() > 0:
ret.__dict__.update({"__origin__": org[0]})
else:
ret.__dict__.update({"__origin__": org})
return ret
def concat(*args, **kwargs):
import pydocs
expr = {"$concat": []}
for item in args:
if isinstance(item, pydocs.Fields):
expr["$concat"].append(__get_field_expr__(item))
else:
expr["$concat"].append(item)
ret = pydocs.Fields()
setattr(ret, "__tree__", expr)
return ret
def case(test, result):
"""
{ case: <expression>, then: <expression> }
:param test:
:param result:
:return:
"""
import pydocs
expr = {
"case": __get_field_expr__(test),
"then": __get_field_expr__(result)
}
ret = pydocs.Fields()
setattr(ret, "__tree__", expr)
return ret
def iif(test, true_case, flase_case):
"""
{ $cond: { if: <boolean-expression>, then: <true-case>, else: <false-case-> } }
:param test:
:param true_case:
:param flase_case:
:return:
"""
import pydocs
expr = {
"$cond": {
"if": __get_field_expr__(test),
"then": __get_field_expr__(true_case),
"else": __get_field_expr__(flase_case)
}
}
ret = pydocs.Fields()
setattr(ret, "__tree__", expr)
return ret
def __getattr__(self, field):
import pydocs
ret = pydocs.Fields(field)
org = getattr(self.__origin__,field)
my_docs= self.__dict__.get("__document__",self)
if isinstance(org,list) and org.__len__()>0:
ret.__dict__.update ({
"__origin__": org[0],
"__parent__":self,
"__document__":my_docs
})
else:
ret.__dict__.update({
"__origin__":org,
"__parent__": self,
"__document__": my_docs
})
ret.__dict__.update({
"__type__":type(self.__origin__).__dict__.get(ret.__name__,None),
"__field_name__":field
})
return ret
def __create__(expr):
import pydocs
ret = pydocs.Fields()
setattr(ret, "__tree__", expr)
return ret
import compilers
import pyquery
import pymongo
from pymongo import MongoClient
import pyfuncs
import pydocs
Fields = pydocs.Fields()
# print pyfuncs.toDouble(X.name)
# fields=pydoc.Fields()
# x=pyfuncs.cmp(fields.amount,fields.name)==0
# print isinstance(x,pydoc.Fields)
# # c=x.__owner__
# print x.__tree__
cnn = MongoClient(host="localhost", port=27017)
db = cnn.get_database("hrm")
db.authenticate(name="root", password="******")
qr = pyquery.query(db, "test.coll001")
qr = qr.where(pyfuncs.regex(Fields.fx, "^312313$"))
# qr.project({
# Fields.Users.username:1,
# Fields.Users.fullName:pyfuncs.concat(Fields.Users.firstName, " ",Fields.Users.lastname)
# })
# qr=qr+2
# #.set(x=1,y=2)
# import pprint
# items=list(qr.objects)
import pprint
x = list(qr.objects)
