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refactor doctype to make it thread safe

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This commit is contained in:
Pratik Vyas 2013-09-18 15:41:43 +05:30
parent f8c32bbd11
commit 17565901a5
1 changed files with 11 additions and 10 deletions
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21
webnotes/model/doctype.py
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@ -20,8 +20,11 @@ import webnotes.model.doc
import webnotes.model.doclist
from webnotes.utils import cint
doctype_cache = {}
docfield_types = None
doctype_cache = webnotes.local('doctype_doctype_cache')
docfield_types = webnotes.local('doctype_doctype_cache')
# doctype_cache = {}
# docfield_types = None
def get(doctype, processed=False, cached=True):
"""return doclist"""
@ -60,8 +63,7 @@ def get(doctype, processed=False, cached=True):
return DocTypeDocList(doclist)
def load_docfield_types():
global docfield_types
docfield_types = dict(webnotes.conn.sql("""select fieldname, fieldtype from tabDocField
webnotes.local.doctype_docfield_types = dict(webnotes.conn.sql("""select fieldname, fieldtype from tabDocField
where parent='DocField'"""))
def add_workflows(doclist):
@ -193,11 +195,9 @@ def add_linked_with(doclist):
def from_cache(doctype, processed):
""" load doclist from cache.
sets flag __from_cache in first doc of doclist if loaded from cache"""
global doctype_cache
# from memory
if not processed and doctype in doctype_cache:
if doctype_cache and not processed and doctype in doctype_cache:
return doctype_cache[doctype]
doclist = webnotes.cache().get_value(cache_name(doctype, processed))
@ -209,7 +209,9 @@ def from_cache(doctype, processed):
return doclist
def to_cache(doctype, processed, doclist):
global doctype_cache
if not doctype_cache:
webnotes.local.doctype_doctype_cache = {}
webnotes.cache().set_value(cache_name(doctype, processed),
[d.fields for d in doclist])
@ -225,13 +227,12 @@ def cache_name(doctype, processed):
return "doctype:" + doctype + suffix
def clear_cache(doctype=None):
global doctype_cache
def clear_single(dt):
webnotes.cache().delete_value(cache_name(dt, False))
webnotes.cache().delete_value(cache_name(dt, True))
if doctype in doctype_cache:
if doctype_cache and doctype in doctype_cache:
del doctype_cache[dt]
if doctype: