def parse_buddy(response):
item = BuddyItem()
item['id'] = common_lib.get_page_id(response)
item['user_id'] = common_lib.get_user_id(response)
buddies = response.xpath('//b/a[@class="member"]')
item['buddies'] = [
b.xpath('normalize-space(text())').extract()
for b in buddies
]
return item
def parse_food_diary(response):
item = FoodDiary()
item['id'] = common_lib.get_page_id(response)
item['user_id'] = common_lib.get_user_id(response)
item['link'] = response.url
item['date'] = response.xpath('normalize-space(\
//div[@class="subtitle"]/text())').extract()
general_info = response.xpath('//table[@class="foodsNutritionTbl"]\
//td[@class="sub"]/text()').extract()
if len(general_info) < 4:
logging.log(logging.WARNING, "Could not found general food info \
on page " + response.url)
else:
item['food'] = {
'fat': general_info[0],
'carbs': general_info[1],
'prot': general_info[2],
'cals': general_info[3]
}
dishes_xpath = response.xpath('//table\
[@class="generic foodsNutritionTbl"]//tr[@valign="top"]')
dishes = []
for d in dishes_xpath:
dish_name = d.xpath('.//b/text()').extract()
dish_info = d.xpath('.//td[@class="normal"]')
if len(dish_info) < 4:
logging.log(logging.WARNING,
"Could not find info for food %s @ url %s" %
(dish_name[0], response.url))
continue
dish = {
'name': dish_name,
'fat': dish_info[0].xpath('text()').extract(),
'carbs': dish_info[1].xpath('text()').extract(),
'prot': dish_info[2].xpath('text()').extract(),
'cals': dish_info[3].xpath('text()').extract()
}
dishes.append(dish)
item['dishes'] = dishes
item['rdi'] = response.xpath('normalize-space(//div[@class="big"]\
/text())').extract()
return item
def parse_exercise_diary(response):
item = ExerciseDiary()
item['id'] = common_lib.get_page_id(response)
item['user_id'] = common_lib.get_user_id(response)
item['link'] = response.url
item['date'] = response.xpath('normalize-space(\
//div[@class="subtitle"]/text())').extract()
summary_data = response.xpath('\
//table[@class="generic activityValuesTbl"]\
//td[@class="sub"]/text()').extract()
if len(summary_data) < 2:
logging.log(logging.WARNING, "Exercise summary data not found for\
page %s." % response.url)
else:
item['summary'] = {
'time_spent': summary_data[0],
'calc': summary_data[1]
}
exercises_xpath = response.xpath('//tr[starts-with(@id, "infsec")]')
exercises = []
for e in exercises_xpath:
time_spent_1 = e.xpath('.//div[@class=" activityCell bTop"]\
/text()').extract()
time_spent_2 = e.xpath('.//div[@class="activityCell bLeft bTop"]\
/a/b/text()').extract()
time_spent_3 = e.xpath('.//div[@class="activityCell bTop"]\
/text()').extract()
time_spent = (time_spent_1 if time_spent_1
else (time_spent_2 if time_spent_2 else time_spent_3))
exercise = {
'name': e.xpath('.//b/text()').extract()[0],
'time_spent': time_spent[0],
'cals': e.xpath('.//div[@class="activityCell bTop bRight"]\
/text()').extract()[0]
}
exercises.append(exercise)
item['exercises'] = exercises
return item
def parse_post(response):
item = PostItem()
item['id'] = common_lib.get_page_id(response)
item['link'] = response.url
item['user_id'] = common_lib.get_user_id(response)
item['date'] = response.xpath('//div[@class="breadcrumb_noLink"]/\
text()').extract()
# textual fields
content = response.xpath('//table[@class="generic breakout"]')
item['text'] = content.xpath('normalize-space(tr/td/div[2]/text())')\
.extract()
item['weight'] = {
'current': content.xpath('tr/td/div[3]/table/tr/td[2]\
/span[1]/text()').extract(),
'lost_sofar': content.xpath('tr/td/div[3]/table/tr/\
td[2]/span[2]/b/text()').extract()
}
diet_status = content.xpath('normalize-space(tr/td/div[3]\
/table/tr/td[2]/text()[4])').extract()
item['diet'] = {
'status': diet_status[0].strip() if diet_status else None,
'name': content.xpath('normalize-space(tr/td/div[3]\
//div[@class="smallText"][2]/a/text())').extract()
}
# comments
comments_xpath = response.xpath('//tr[@class="listrow"]/td')
comments = []
for comment_xpath in comments_xpath:
comment = {
'user_id': comment_xpath.xpath('div[2]/a/text()').extract(),
'date': " ".join(comment_xpath.xpath('normalize-space(div[2]\
/text())').extract()[0].split()[:3]),
'text': comment_xpath.xpath('normalize-space(div[1]/text())')
.extract()[0]
}
comments.append(comment)
item['comments'] = comments
# calendar entry
kcal = response.xpath('//table[@class="generic"][3]//a[1]\
/text()').extract()
food_status = response.xpath('normalize-space(//\
table[@class="generic"]/tr/td[@class="smallText"][2]\
/text())').extract()
food_info = None
if food_status and food_status[0]:
food_info = re.search((
"Fat: (\d+\.\d+\S+) \| "
"Prot: (\d+\.\d+\S+) \| "
"Carb: (\d+\.\d+\S+)\."), food_status[0])
food_text = response.xpath('normalize-space(//table\
[@class="generic breakout"]//tr[@valign="top"][1])').extract()
item['food'] = {
'calories': kcal[0] if kcal else None,
'fat': food_info.group(1) if food_info else None,
'prot': food_info.group(2) if food_info else None,
'carb': food_info.group(3) if food_info else None,
'text': food_text[0].replace(unichr(160), " ")
if food_text else None
}
exercise_text = response.xpath('normalize-space(//table\
[@class="generic breakout"]//tr[@valign="top"][2])').extract()
item['exercise'] = {
'calories': response.xpath('//table[@class="generic"][4]/tr/td\
/a/text()').extract(),
'text': exercise_text[0].replace(unichr(160), " ")
if exercise_text else None
}
# likes
base_url = 'http://www.fatsecret.com/ajax/FeedSupporters.aspx'
params = {'id': item['id'], 'tid': '2'}
import requests
r = requests.get(base_url, params)
item['likes'] = re.findall('>(\S+)<\/a>', r.content)
# TODO include html
# item['html'] = response.body
return item
