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Use a better strategy to load by bunch trees

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review1006002
This commit is contained in:
Cédric Krier committed 2013-08-23 11:26:39 +02:00
1 parent 640c6ac73e
commit f2efc7440f
1 file changed
+43 -25
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tryton/gui/window/view_form/model/record.py
+43 -25
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@@ -7,6 +7,7 @@ from tryton.pyson import PYSONDecoder
import field as fields
from functools import reduce
from tryton.common import RPCExecute, RPCException
from tryton.config import CONFIG
class Record(SignalEvent):
@@ -55,31 +56,7 @@ class Record(SignalEvent):
break
else:
loading = self.group.fields[name].attrs.get('loading', 'eager')
if self in self.group and loading == 'eager':
idx = self.group.index(self)
length = len(self.group)
n = 1
while len(id2record) < 80 and (idx - n >= 0
or idx + n < length) and n < 100:
if idx - n >= 0:
record = self.group[idx - n]
if name not in record._loaded and record.id >= 0:
id2record[record.id] = record
if idx + n < length:
record = self.group[idx + n]
if name not in record._loaded and record.id >= 0:
id2record[record.id] = record
n += 1
record_context = self.context_get()
if loading == 'eager' and len(id2record) < 80:
for record in self.pool:
if (name not in record._loaded
and record.id >= 0
and record.id not in id2record
and record.context_get() == record_context):
id2record[record.id] = record
if len(id2record) == 80:
break
if loading == 'eager':
fnames = [fname
for fname, field in self.group.fields.iteritems()
@@ -93,6 +70,47 @@ class Record(SignalEvent):
if 'rec_name' not in fnames:
fnames.append('rec_name')
fnames.append('_timestamp')
record_context = self.context_get()
if loading == 'eager':
limit = int(CONFIG['client.limit'])
if not self.parent:
# If not a children no need to load too much
limit = int(limit / len(fnames))
def filter_group(record):
return name not in record._loaded and record.id >= 0
def filter_pool(record):
return (filter_group(record)
and record.id not in id2record
and record.context_get() == record_context)
if self.parent:
pool = list(self.pool)
else:
# Don't look at the pool if it is the root
pool = []
for group, filter_ in (
(self.group, filter_group),
(pool, filter_pool),
):
if self in group:
idx = group.index(self)
length = len(group)
n = 1
while len(id2record) < limit and (idx - n >= 0
or idx + n < length) and n < 2 * limit:
if idx - n >= 0:
record = group[idx - n]
if filter_(record):
id2record[record.id] = record
if idx + n < length:
record = group[idx + n]
if filter_(record):
id2record[record.id] = record
n += 1
ctx = record_context.copy()
ctx.update(dict(('%s.%s' % (self.model_name, fname), 'size')
for fname, field in self.group.fields.iteritems()