def _task_match(self):
"""
"match" islemini calistirir.
"""
self.logger.info("starting matcher...")
#get # of workers
workers=int(self.task.meta["workers"]) if "workers" in self.task.meta else 1
#run in test mode?
self.test=("test" in self.task.meta and self.task.meta["test"] is True)
#additional stats
self.task.stats["test"]["guessed"]=0
#oncomplete handler
def oncomplete():
#finalize tests
if self.test:
self._test_finalize()
#mark as completed
self._complete()
#match items
self.task.results=[]
@defer.inlineCallbacks
def matchitem(item,work):
try:
#match
result=yield self._match_item(item["data"])
#comparison test
if self.test:
#comparet to reference match and update test stats
self._test_update(result,item["meta.refitem"])
#include in results
result["meta.refitem"]=item["meta.refitem"]
#add to results
if result["meta.action"] is not None:
self.task.result.append(result)
except Exception as e:
data=Template("item(${id}): $url").substitute(id=replace_turkish_chars(item["data"].merchantItemId),url=item["data"].merchantItemUrl)
self._log_exception(e,data=data)
#update progress
self._progress()
#next item
work.next()
#initialize progress tracker
self._progress(len(self.task.data))
#distribute tesk
d=Distributor(matchitem,oncomplete=oncomplete,workers=workers)
d.run()
d.adddata(self.task.data)
d.complete() #complete when all data is processed
def _task_get(self):
"""
"get" isini calistirir
"""
self.logger.info("starting crawler...")
# get number of workers
workers = int(self.task.meta["workers"]) if "workers" in self.task.meta else 1
# get merchant ids we're looking for
merchantids = list(set([it.merchant["merchantId"] for it in self.task.data]))
# get list of merchants according to task
merchants = []
for id in merchantids:
merchant = self._get_merchant(id)
if merchant is not None:
merchants.append(merchant)
# worker to check items
@defer.inlineCallbacks
def checkitems(merchant, work):
try:
# get item ids we're looking for
ids = [it.merchantItemId for it in self.task.data if it.merchant["merchantId"] == merchant.merchantId]
# get items for merchant
items = yield self._get_merchant_items(merchant)
if items is None:
self._log_error("failed to load merchant xml " + MerchantXML(merchant).geturl())
items = [] # TEMP workaround to make sure task completes
# get merchant items to sample for merchant
items = [item for item in items if item.merchantItemId in ids]
# process items
for item in items:
# TEMP - do not check
# check page
# res=yield self._check_item(item)
res = True
# set task result
if res:
self.task.result.append(
{"data": item.merchantItemUrl, "meta.merchantid": merchant.merchantId, "meta.xmlitem": item}
)
else:
msg = Template("item(${id}) url could not verified: $url").substitute(
id=str(item.merchantItemId), url=item.merchantItemUrl
)
self._log_error(msg)
# update progress
self._progress()
except Exception as e:
data = Template("exception while processing merchant(${id}): $url").substitute(
id=str(merchant.merchantId), url=MerchantXML(merchant).geturl()
)
self._log_exception(e, data)
# next item
work.next()
# initialize progress tracker
self._progress(len(self.task.data))
# start task distributor
d = Distributor(checkitems, oncomplete=self._complete, workers=workers)
d.run()
# process each merchant
d.adddata([merchant for merchant in merchants if merchant.merchantId in merchantids])
# when done processing all data
d.complete()
def _task_crawl(self):
"""
"crawl" isini calistirir
"""
self.logger.info("starting crawler...")
# get number of workers
workers = int(self.task.meta["workers"]) if "workers" in self.task.meta else 1
# get list of merchants according to task
# parmeters: range, status,...
allmerchants = "merchants.all" in self.task.meta and self.task.meta["merchants.all"] is True
merchants = self._get_merchants(allmerchants)
# get range to operate on
if "merchants.id.alt" in self.task.meta:
merchants = [
merchant
for merchant in merchants
if str(merchant.merchantId) == str(self.task.meta["merchants.id.alt"])
]
elif "merchants.id" in self.task.meta:
merchants = [
merchant for merchant in merchants if str(merchant.merchantId) == str(self.task.meta["merchants.id"])
]
else:
if "merchants.index" in self.task.meta:
merchants = merchants[int(self.task.meta["merchants.index"]) :]
if "merchants.range" in self.task.meta:
merchants = merchants[: int(self.task.meta["merchants.range"])]
# progress steps for each merchant
steps = 10000
# check items
@defer.inlineCallbacks
def checkitems(merchant, work):
try:
# reet progress counter
counter = steps
# get items for merchant
try:
items = yield self._get_merchant_items(merchant)
except:
items = None
if items is None:
self._log_error("failed to load merchant xml " + MerchantXML(merchant).geturl())
items = [] # TEMP workaround to make sure task completes
# progress counter size
stepby = steps if len(items) == 0 else float(steps) / len(items)
# get range to operate on
if "merchants.items.index" in self.task.meta:
items = items[int(self.task.meta["merchants.items.index"]) :]
if "merchants.items.range" in self.task.meta:
items = items[: int(self.task.meta["merchants.items.range"])]
# check items
for item in items:
# TEMP - do not check
# check page
# res=yield self._check_item(item)
res = True
# set task result
if res:
self.task.result.append(
{"data": item.merchantItemUrl, "meta.merchantid": merchant.merchantId, "meta.xmlitem": item}
)
else:
msg = Template("item(${id}) url could not verified: $url").substitute(
id=str(item.merchantItemId), url=item.merchantItemUrl
)
self._log_error(msg)
self._progress(stepby=stepby)
counter = counter - stepby
except Exception as e:
data = Template("exception while processing merchant(${id}): $url").substitute(
id=str(merchant.merchantId), url=MerchantXML(merchant).geturl()
)
self._log_exception(e, data=data)
self._fail()
# update progress
self._progress(stepby=counter)
# next item
work.next()
# initialize progress tracker
self._progress(len(merchants) * steps)
# start task distributor
d = Distributor(checkitems, oncomplete=self._complete, workers=workers)
d.run()
# process each merchant
d.adddata(merchants)
# when done processing all data
d.complete()
def _task_sample(self):
"""
"sample" isini calistirir
"""
self.logger.info("starting crawler 'sample' task...")
# get number of workers
workers = int(self.task.meta["workers"]) if "workers" in self.task.meta else 1
# get list of merchants
merchants = self._get_merchants()
# apply filters
if "merchants.id" in self.task.meta:
merchants = [
merchant
for merchant in merchants
if str(merchant.merchantId).strip() == str(self.task.meta["merchants.id"]).strip()
]
self.count = int(self.task.meta["sample.size"]) if "sample.size" in self.task.meta else 100
# process each merchant
for merchant in merchants:
try:
# get items for merchant
items = yield self._get_merchant_items(merchant)
if items is None:
self._log_error("failed to load merchant xml " + MerchantXML(merchant).geturl())
items = [] # TEMP workaround to make sure task completes
# shuffle the items
shuffle(items)
# check items
@defer.inlineCallbacks
def checkitem(item, work):
try:
# check page
res = yield self._check_item(item)
# check if task was completed while we were waiting to get the item
if work.isactive():
if res:
# set task result
self.task.result.append(
{
"data": item.merchantItemUrl,
"meta.merchantid": merchant.merchantId,
"meta.xmlitem": item,
}
)
# update progress
self._progress()
# done?
self.count = self.count - 1
if self.count < 1:
work.complete()
else:
msg = Template("item(${id}) url could not verified: $url").substitute(
id=str(item.merchantItemId), url=item.merchantItemUrl
)
self._log_error(msg)
except Exception as e:
data = Template("exception while processing item(${id}): $url").substitute(
id=str(merchant.merchantId), url=item.merchantItemUrl
)
self._log_exception(e, data=data)
# next item
work.next()
# initialize progress tracker
self._progress(self.count)
# distribute tesk
d = Distributor(checkitem, oncomplete=self._complete, workers=workers)
d.run()
d.adddata(items)
d.complete() # when done processing all data
except Exception as e:
data = Template("exception while processing merchant(${id}): $url").substitute(
id=str(merchant.merchantId), url=MerchantXML(merchant).geturl()
)
self._log_exception(e, data=data)
self._fail()
def _task_update(self):
"""
"update" islemini calistirir
"""
self.logger.info("api call...")
#uddater stats
self.task.stats["data"]["actions"]={"total":0, "insert": 0, "update":0, "clean":0}
#get # of workers
workers=int(self.task.meta["workers"]) if "workers" in self.task.meta else 1
#oncomplete handler
def oncomplete():
#mark as completed
self._complete()
#update
@defer.inlineCallbacks
def updateitems(items,work):
#clean task
data=[item["data"] for item in items if item["meta.action"]=="clean"]
chunks=int(math.ceil(float(len(data))/self._update_size))
for index in range(chunks):
try:
#update
res=yield self._clean(data[index*self._update_size:(index+1)*self._update_size])
#check result
except Exception as e:
self._log_exception(e,data=None)
#update progress
self._progress()
#update/insert tasks
data=[item["data"] for item in items if item["meta.action"] in ["insert","update"]]
chunks=int(math.ceil(float(len(data))/self._update_size))
for index in range(chunks):
try:
#update
res=yield self._update(data[index*self._update_size:(index+1)*self._update_size])
#check result
except Exception as e:
self._log_exception(e,data=None)
#update progress
self._progress()
#next item
work.next()
#partition data by merchants
merchants={}
for item in self.task.data:
mid=item["data"].merchant["merchantId"]
if mid not in merchants:
merchants[mid]=[]
merchants[mid].append(item)
#record stats
self.task.stats["data"]["actions"]["total"]=self.task.stats["data"]["actions"]["total"]+1
self.task.stats["data"]["actions"][item["meta.action"]]+=1
#figure out progress
size=0
for id in merchants:
cleanops=len([item for item in merchants[id] if item["meta.action"]=="clean"])
size=size+int(math.ceil(float(cleanops)/self._update_size))
size=size+int(math.ceil(float(len(merchants[id])-cleanops)/self._update_size))
#initialize progress tracker
self._progress(size)
#distribute tesk
d=Distributor(updateitems,oncomplete=oncomplete,workers=workers)
d.run()
d.adddata(merchants.values())
d.complete() #complete when all data is processed
