def parseLink(link, restaurant):
url = urllib2.urlopen(link).read()
soup = BeautifulSoup(url)
#check certain conditions in the link to see what type of item it is. Then use beautiful soup to parse the nutrition facts and fill the database appropriately.
newItem = Item()
newItem.name = soup.title.text
newItem.restaurant = restaurant
newItem.meal = "any"
#error handling: in case of no info available on website
if soup.find(class_="nfbox"):
newItem.calories = checkCal(soup.find(text="Calories"))
newItem.fat_calories = checkNF(re.search("\d+\.?\d*", soup.find(class_="nffatcal").text))
newItem.total_fat = checkNF(re.search("\d+\.?\d*", soup.find(text="Total Fat").next_element))
newItem.total_fat_units = re.search("[m]?[g]", soup.find(text="Total Fat").next_element).group()
newItem.total_fat_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Total Fat").next_element.next_element.text))
newItem.saturated_fat = checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Saturated Fat)"))))
newItem.saturated_fat_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Saturated Fat)"))).group()
newItem.saturated_fat_dv = checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Saturated Fat)")).next_element.text))
newItem.trans_fat = checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Trans Fat)"))))
newItem.trans_fat_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Trans Fat)"))).group()
newItem.cholesterol = checkNF(re.search("\d+\.?\d*", soup.find(text="Cholesterol").next_element))
newItem.cholesterol_units = re.search("[m]?[g]", soup.find(text="Cholesterol").next_element).group()
newItem.cholesterol_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Cholesterol").next_element.next_element.text))
newItem.sodium = checkNF(re.search("\d+\.?\d*", soup.find(text="Sodium").next_element))
newItem.sodium_units = re.search("[m]?[g]", soup.find(text="Sodium").next_element).group()
newItem.sodium_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Sodium").next_element.next_element.text))
newItem.total_carbs = checkNF(re.search("\d+\.?\d*", soup.find(text="Total Carbohydrate").next_element))
newItem.total_carbs_units = re.search("[m]?[g]", soup.find(text="Total Carbohydrate").next_element).group()
newItem.total_carbs_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Total Carbohydrate").next_element.next_element.text))
newItem.dietary_fiber = checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Dietary Fiber)"))))
newItem.dietary_fiber_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Dietary Fiber)"))).group()
newItem.dietary_fiber_dv = checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Dietary Fiber)")).next_element.text))
newItem.sugars = checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Sugars)"))))
newItem.sugars_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Sugars)"))).group()
newItem.protein = checkNF(re.search("\d+\.?\d*", soup.find(text="Protein").next_element))
newItem.protein_units = re.search("[m]?[g]", soup.find(text="Protein").next_element).group()
newItem.vitamin_A_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Vitamin A").next_element.next_element.text))
newItem.vitamin_C_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Vitamin C").next_element.next_element.text))
newItem.calcium_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Calcium").next_element.next_element.text))
newItem.iron_dv = checkNF(re.search("\d+\.?\d*", soup.find(text="Iron").next_element.next_element.text))
#newItem.save()
newItem, created = Item.objects.get_or_create(name=newItem.name, restaurant=newItem.restaurant, meal=newItem.meal, calories=newItem.calories, fat_calories=newItem.fat_calories, total_fat=newItem.total_fat, total_fat_units=newItem.total_fat_units, total_fat_dv=newItem.total_fat_dv, saturated_fat=newItem.saturated_fat, saturated_fat_units=newItem.saturated_fat_units, saturated_fat_dv=newItem.saturated_fat_dv, trans_fat=newItem.trans_fat, trans_fat_units=newItem.trans_fat_units, cholesterol=newItem.cholesterol, cholesterol_units=newItem.cholesterol_units, cholesterol_dv=newItem.cholesterol_dv, sodium=newItem.sodium, sodium_units=newItem.sodium_units, sodium_dv=newItem.sodium_dv, total_carbs=newItem.total_carbs, total_carbs_units=newItem.total_carbs_units, total_carbs_dv=newItem.total_carbs_dv, dietary_fiber=newItem.dietary_fiber, dietary_fiber_units=newItem.dietary_fiber_units, dietary_fiber_dv=newItem.dietary_fiber_dv, sugars=newItem.sugars, sugars_units=newItem.sugars_units, protein=newItem.protein, protein_units=newItem.protein_units, vitamin_A_dv=newItem.vitamin_A_dv, vitamin_C_dv=newItem.vitamin_C_dv, calcium_dv=newItem.calcium_dv, iron_dv=newItem.iron_dv)
else:
newItem.save()
return
print soup.title.text
print '\n'
def parseLink(self, name, link, meal, category, month, day, year):
try:
url = urllib2.urlopen(link)
except urllib2.HTTPError:
return
url = url.read()
soup = BeautifulSoup(url)
unicode(soup)
str(soup)
soup.prettify()
#check certain conditions in the link to see what type of item it is. Then use beautiful soup to parse the nutrition facts and fill the database appropriately.
newItem = Item()
newItem.name = name
newItem.restaurant = "Dining Hall"
if meal == 1:
newItem.meal = "Breakfast"
elif meal == 2:
newItem.meal = "Lunch"
elif meal == 3:
newItem.meal = "Dinner"
newItem.category = category
newItem.month = month
newItem.day = day
newItem.year = year
#error handling: in case of no info available on website
if soup.find(class_="rderror"):
#newItem.save()
return
newItem.calories = self.checkCal(soup.find(text="Calories"))
newItem.fat_calories = self.checkNF(re.search("\d+\.?\d*", soup.find(class_="nffatcal").text))
newItem.total_fat = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Total Fat").next_element))
newItem.total_fat_units = re.search("[m]?[g]", soup.find(text="Total Fat").next_element).group()
newItem.total_fat_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Total Fat").next_element.next_element.text))
newItem.saturated_fat = self.checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Saturated Fat)"))))
newItem.saturated_fat_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Saturated Fat)"))).group()
newItem.saturated_fat_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Saturated Fat)")).next_element.text))
newItem.trans_fat = self.checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Trans Fat)"))))
newItem.trans_fat_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Trans Fat)"))).group()
newItem.cholesterol = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Cholesterol").next_element))
newItem.cholesterol_units = re.search("[m]?[g]", soup.find(text="Cholesterol").next_element).group()
newItem.cholesterol_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Cholesterol").next_element.next_element.text))
newItem.sodium = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Sodium").next_element))
newItem.sodium_units = re.search("[m]?[g]", soup.find(text="Sodium").next_element).group()
newItem.sodium_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Sodium").next_element.next_element.text))
newItem.total_carbs = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Total Carbohydrate").next_element))
newItem.total_carbs_units = re.search("[m]?[g]", soup.find(text="Total Carbohydrate").next_element).group()
newItem.total_carbs_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Total Carbohydrate").next_element.next_element.text))
newItem.dietary_fiber = self.checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Dietary Fiber)"))))
newItem.dietary_fiber_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Dietary Fiber)"))).group()
newItem.dietary_fiber_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Dietary Fiber)")).next_element.text))
newItem.sugars = self.checkNF(re.search("\d+\.?\d*", soup.find(text=re.compile("(?=Sugars)"))))
newItem.sugars_units = re.search("[m]?[g]", soup.find(text=re.compile("(?=Sugars)"))).group()
newItem.protein = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Protein").next_element))
newItem.protein_units = re.search("[m]?[g]", soup.find(text="Protein").next_element).group()
newItem.vitamin_A_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Vitamin A").next_element.next_element.text))
newItem.vitamin_C_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Vitamin C").next_element.next_element.text))
newItem.calcium_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Calcium").next_element.next_element.text))
newItem.iron_dv = self.checkNF(re.search("\d+\.?\d*", soup.find(text="Iron").next_element.next_element.text))
#newItem.save()
defaults = {'calories' :newItem.calories, 'fat_calories': newItem.fat_calories, 'total_fat': newItem.total_fat, 'total_fat_units': newItem.total_fat_units, 'total_fat_dv': newItem.total_fat_dv, 'saturated_fat': newItem.saturated_fat, 'saturated_fat_units': newItem.saturated_fat_units, 'saturated_fat_dv': newItem.saturated_fat_dv, 'trans_fat': newItem.trans_fat, 'trans_fat_units': newItem.trans_fat_units, 'cholesterol': newItem.cholesterol, 'cholesterol_units': newItem.cholesterol_units, 'cholesterol_dv': newItem.cholesterol_dv, 'sodium': newItem.sodium, 'sodium_units': newItem.sodium_units, 'sodium_dv': newItem.sodium_dv, 'total_carbs': newItem.total_carbs, 'total_carbs_units': newItem.total_carbs_units, 'total_carbs_dv': newItem.total_carbs_dv, 'dietary_fiber': newItem.dietary_fiber, 'dietary_fiber_units': newItem.dietary_fiber_units, 'dietary_fiber_dv': newItem.dietary_fiber_dv, 'sugars': newItem.sugars, 'sugars_units': newItem.sugars_units, 'protein': newItem.protein, 'protein_units': newItem.protein_units, 'vitamin_A_dv': newItem.vitamin_A_dv, 'vitamin_C_dv': newItem.vitamin_C_dv, 'calcium_dv': newItem.calcium_dv, 'iron_dv': newItem.iron_dv}
item = Item.objects.get_or_create(name=newItem.name, restaurant=newItem.restaurant, meal=newItem.meal, category=newItem.category, month=newItem.month, day=newItem.day, year=newItem.year, defaults=defaults)
self.stdout.write('\n')
