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@ -1,10 +1,8 @@
@@ -1,10 +1,8 @@
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import asyncio |
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import base64 |
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import pandas as pd |
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from pandas import DataFrame |
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from playwright.async_api import Playwright, async_playwright, Error |
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from asgiref.sync import sync_to_async |
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import time |
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from django.http import HttpResponseBadRequest, HttpResponse |
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from django.views import View |
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from Recipe.models import Dish |
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@ -22,14 +20,14 @@ def sync_main():
@@ -22,14 +20,14 @@ def sync_main():
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asyncio.run(main()) |
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async def save_to_db(dish_data): |
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async def save_to_db(dDish_data): |
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# 将异步ORM操作转换为同步,以适应Django ORM |
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dish, created = await sync_to_async(Dish.objects.update_or_create)( |
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name=dish_data['name'], |
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defaults=dish_data |
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name= dDish_data['name'], |
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defaults= dDish_data |
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) |
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action = "added" if created else "updated" |
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print(f"Dish '{dish.name}' was {action}.") |
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sAction = "added" if created else "updated" |
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print(f"Dish '{dish.name}' was {sAction}.") |
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# 將圖片轉為base64 |
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@ -39,8 +37,8 @@ async def fetch_image_as_base64(page, image_url):
@@ -39,8 +37,8 @@ async def fetch_image_as_base64(page, image_url):
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response = await page.request.get(image_url) |
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if response.ok: |
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image_data = await response.body() |
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image_base64 = base64.b64encode(image_data).decode() |
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return image_base64 |
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sImage_base64 = base64.b64encode(image_data).decode() |
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return sImage_base64 |
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except Exception as e: |
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print(f"Error fetching image: {e}") |
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return None |
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@ -62,21 +60,19 @@ async def run(playwright: Playwright):
@@ -62,21 +60,19 @@ async def run(playwright: Playwright):
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max_retries = 3 |
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while True: |
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# 訂位到所有匹配連結 |
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links = page.locator('a.p-recipe-list-item__title-link') |
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# 獲取連結數量 |
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link_count = await links.count() |
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iLink_count = await links.count() |
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# 點擊每個連結 |
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for i in range(link_count): |
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retry_count = 0 # 设置重试次数计数器 |
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while retry_count < 3: # 假设最多重试3次 |
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# 使用 nth(i) 定位第 i 個元素,並點擊 |
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for i in range(iLink_count): |
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iRetry_count = 0 # 设置重试次数计数器 |
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while iRetry_count < 3: # 假设最多重试3次 |
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# 使用 nth(i) 定位第 i 個元素,並點擊 |
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try: |
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await page.locator('a.p-recipe-list-item__title-link').nth(i).click() |
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@ -86,229 +82,229 @@ async def run(playwright: Playwright):
@@ -86,229 +82,229 @@ async def run(playwright: Playwright):
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print("------菜名-----") |
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# 輸出名稱 |
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dishname = await page.text_content('.p-recipe-detail__title') |
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print(dishname) |
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dishname_clean = dishname.strip().replace('\n', '') |
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sDishname = await page.text_content('.p-recipe-detail__title') |
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print(sDishname) |
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sDishname_clean = sDishname.strip().replace('\n', '') |
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# 菜名圖片 |
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image_element = page.locator('.p-recipe-detail__photo-image--pc-only') |
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# 从元素的 'src' 属性中获取图片的 URL |
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image_url = await image_element.get_attribute('src') |
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sImage_url = await image_element.get_attribute('src') |
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# 确保获取到的 URL 不为空 |
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if image_url: |
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if sImage_url: |
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# 获取图片的 Base64 编码 |
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Dish_image_base64 = await fetch_image_as_base64(page, image_url) |
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sDish_image_base64 = await fetch_image_as_base64(page, sImage_url) |
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else: |
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Dish_image_base64 = None |
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sDish_image_base64 = None |
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# print("------按讚數-----") |
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# 輸出按讚數 |
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Like_count = await page.text_content('.c-button-circle__top-text') |
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sLike_count = await page.text_content('.c-button-circle__top-text') |
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# print(Likes_count) |
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Likes_count_clean = Like_count.strip().replace('\n', '') |
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sLikes_count_clean = sLike_count.strip().replace('\n', '') |
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# print("------標籤-----") |
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# 輸出標籤 |
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tags = await page.locator('.c-button-round-tag__link').all_text_contents() |
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lTags = await page.locator('.c-button-round-tag__link').all_text_contents() |
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# for tag in tags: |
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# print(tag) |
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tags_clean = [tag.strip() for tag in tags] |
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lTags_clean = [sTag.strip() for sTag in lTags] |
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# print("------適應症-----") |
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# 輸出適應症 |
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Indications = await page.locator('.c-recipes-relevant-dietary-concerns__text').all_text_contents() |
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lIndications = await page.locator('.c-recipes-relevant-dietary-concerns__text').all_text_contents() |
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# for Indication in Indications: |
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# print(Indication) |
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Indications_clean = [Indication.strip() for Indication in Indications] |
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lIndications_clean = [sIndication.strip() for sIndication in lIndications] |
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# print("------營養標示-----") |
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# 輸出營養標示 |
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# 各營養標示分類 |
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Calorie = '' |
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Salt = '' |
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Protein = '' |
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Fat = '' |
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Carbohydrate = '' |
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Sugar = '' |
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Dietary_fiber = '' |
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Soluble_fiber = '' |
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Insoluble_fiber = '' |
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Potassium = '' |
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Calcium = '' |
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Magnesium = '' |
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Phosphorous = '' |
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Iron = '' |
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Zinc = '' |
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Iodine = '' |
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Cholesterol = '' |
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Vitamin_B1 = '' |
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Vitamin_B2 = '' |
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Vitamin_C = '' |
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Vitamin_B6 = '' |
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Vitamin_B12 = '' |
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Folate = '' |
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Vitamin_A = '' |
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Vitamin_D = '' |
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Vitamin_K = '' |
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Vitamin_E = '' |
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Saturated_fatty_acid = '' |
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Monounsaturated_fatty_acid = '' |
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Polyunsaturated_fatty_acid = '' |
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nutritions1 = await page.locator('.c-nutrition-table__cell--1').all_text_contents() |
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sCalorie = '' |
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sSalt = '' |
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sProtein = '' |
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sFat = '' |
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sCarbohydrate = '' |
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sSugar = '' |
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sDietary_fiber = '' |
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sSoluble_fiber = '' |
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sInsoluble_fiber = '' |
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sPotassium = '' |
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sCalcium = '' |
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sMagnesium = '' |
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sPhosphorous = '' |
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sIron = '' |
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sZinc = '' |
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sIodine = '' |
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sCholesterol = '' |
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sVitamin_B1 = '' |
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sVitamin_B2 = '' |
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sVitamin_C = '' |
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sVitamin_B6 = '' |
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sVitamin_B12 = '' |
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sFolate = '' |
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sVitamin_A = '' |
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sVitamin_D = '' |
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sVitamin_K = '' |
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sVitamin_E = '' |
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sSaturated_fatty_acid = '' |
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sMonounsaturated_fatty_acid = '' |
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sPolyunsaturated_fatty_acid = '' |
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lNutritions1 = await page.locator('.c-nutrition-table__cell--1').all_text_contents() |
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# for nutrition in nutritions1: |
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# print(nutrition) |
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# nutritions_clean = [nutrition.strip().replace('\n', '') for nutrition in nutritions] |
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for nutrition1 in nutritions1: |
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if 'エネルギー' in nutrition1: |
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Calorie = nutrition1.split('エネルギー')[1].strip().replace('\n', '') |
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if '食塩相当量' in nutrition1: |
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Salt = nutrition1.split('食塩相当量')[1].strip().replace('\n', '') |
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if 'たんぱく質' in nutrition1: |
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Protein = nutrition1.split('たんぱく質')[1].strip().replace('\n', '') |
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if '脂質' in nutrition1: |
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Fat = nutrition1.split('脂質')[1].strip().replace('\n', '') |
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if '炭水化物' in nutrition1: |
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Carbohydrate = nutrition1.split('炭水化物')[1].strip().replace('\n', '') |
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if '糖質' in nutrition1: |
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Sugar = nutrition1.split('糖質')[1].strip().replace('\n', '') |
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if '食物繊維' in nutrition1: |
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Dietary_fiber = nutrition1.split('食物繊維')[1].strip().replace('\n', '') |
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if '水溶性食物繊維' in nutrition1: |
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Soluble_fiber = nutrition1.split('水溶性食物繊維')[1].strip().replace('\n', '') |
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if '不溶性食物繊維' in nutrition1: |
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Insoluble_fiber = nutrition1.split('不溶性食物繊維')[1].strip().replace('\n', '') |
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if 'カリウム' in nutrition1: |
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Potassium = nutrition1.split('カリウム')[1].strip().replace('\n', '') |
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nutritions2 = await page.locator('.c-nutrition-table__cell--2').all_text_contents() |
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for nutrition2 in nutritions2: |
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if 'カルシウム' in nutrition2: |
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Calcium = nutrition2.split('カルシウム')[1].strip().replace('\n', '') |
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if 'マグネシウム' in nutrition2: |
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Magnesium = nutrition2.split('マグネシウム')[1].strip().replace('\n', '') |
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if 'リン' in nutrition2: |
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Phosphorous = nutrition2.split('リン')[1].strip().replace('\n', '') |
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if '鉄' in nutrition2: |
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Iron = nutrition2.split('鉄')[1].strip().replace('\n', '') |
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if '亜鉛' in nutrition2: |
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Zinc = nutrition2.split('亜鉛')[1].strip().replace('\n', '') |
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if 'ヨウ素' in nutrition2: |
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Iodine = nutrition2.split('ヨウ素')[1].strip().replace('\n', '') |
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if 'コレステロール' in nutrition2: |
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Cholesterol = nutrition2.split('コレステロール')[1].strip().replace('\n', '') |
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if 'ビタミンB1' in nutrition2: |
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Vitamin_B1 = nutrition2.split('ビタミンB1')[1].strip().replace('\n', '') |
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if 'ビタミンB2' in nutrition2: |
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Vitamin_B2 = nutrition2.split('ビタミンB2')[1].strip().replace('\n', '') |
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if 'ビタミンC' in nutrition2: |
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Vitamin_C = nutrition2.split('ビタミンC')[1].strip().replace('\n', '') |
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nutritions3 = await page.locator('.c-nutrition-table__cell--3').all_text_contents() |
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for nutrition3 in nutritions3: |
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if 'ビタミンB6' in nutrition3: |
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Vitamin_B6 = nutrition3.split('ビタミンB6')[1].strip().replace('\n', '') |
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if 'ビタミンB12' in nutrition3: |
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Vitamin_B12 = nutrition3.split('ビタミンB12')[1].strip().replace('\n', '') |
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if '葉酸' in nutrition3: |
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Folate = nutrition3.split('葉酸')[1].strip().replace('\n', '') |
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if 'ビタミンA' in nutrition3: |
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Vitamin_A = nutrition3.split('ビタミンA')[1].strip().replace('\n', '') |
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if 'ビタミンD' in nutrition3: |
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Vitamin_D = nutrition3.split('ビタミンD')[1].strip().replace('\n', '') |
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if 'ビタミンK' in nutrition3: |
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Vitamin_K = nutrition3.split('ビタミンK')[1].strip().replace('\n', '') |
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if 'ビタミンE' in nutrition3: |
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Vitamin_E = nutrition3.split('ビタミンE')[1].strip().replace('\n', '') |
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if '飽和脂肪酸' in nutrition3: |
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Saturated_fatty_acid = nutrition3.split('飽和脂肪酸')[1].strip().replace('\n', '') |
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if '一価不飽和脂肪酸' in nutrition3: |
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Monounsaturated_fatty_acid = nutrition3.split('一価不飽和脂肪酸')[1].strip().replace('\n', '') |
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if '多価不飽和脂肪酸' in nutrition3: |
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Polyunsaturated_fatty_acid = nutrition3.split('多価不飽和脂肪酸')[1].strip().replace('\n', '') |
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for sNutrition1 in lNutritions1: |
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if 'エネルギー' in sNutrition1: |
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sCalorie = sNutrition1.split('エネルギー')[1].strip().replace('\n', '') |
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if '食塩相当量' in sNutrition1: |
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sSalt = sNutrition1.split('食塩相当量')[1].strip().replace('\n', '') |
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if 'たんぱく質' in sNutrition1: |
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sProtein = sNutrition1.split('たんぱく質')[1].strip().replace('\n', '') |
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if '脂質' in sNutrition1: |
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sFat = sNutrition1.split('脂質')[1].strip().replace('\n', '') |
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if '炭水化物' in sNutrition1: |
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sCarbohydrate = sNutrition1.split('炭水化物')[1].strip().replace('\n', '') |
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if '糖質' in sNutrition1: |
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sSugar = sNutrition1.split('糖質')[1].strip().replace('\n', '') |
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if '食物繊維' in sNutrition1: |
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sDietary_fiber = sNutrition1.split('食物繊維')[1].strip().replace('\n', '') |
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if '水溶性食物繊維' in sNutrition1: |
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sSoluble_fiber = sNutrition1.split('水溶性食物繊維')[1].strip().replace('\n', '') |
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if '不溶性食物繊維' in sNutrition1: |
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sInsoluble_fiber = sNutrition1.split('不溶性食物繊維')[1].strip().replace('\n', '') |
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if 'カリウム' in sNutrition1: |
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sPotassium = sNutrition1.split('カリウム')[1].strip().replace('\n', '') |
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lNutritions2 = await page.locator('.c-nutrition-table__cell--2').all_text_contents() |
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for sNutrition2 in lNutritions2: |
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if 'カルシウム' in sNutrition2: |
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sCalcium = sNutrition2.split('カルシウム')[1].strip().replace('\n', '') |
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if 'マグネシウム' in sNutrition2: |
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sMagnesium = sNutrition2.split('マグネシウム')[1].strip().replace('\n', '') |
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if 'リン' in sNutrition2: |
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sPhosphorous = sNutrition2.split('リン')[1].strip().replace('\n', '') |
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if '鉄' in sNutrition2: |
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sIron = sNutrition2.split('鉄')[1].strip().replace('\n', '') |
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if '亜鉛' in sNutrition2: |
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sZinc = sNutrition2.split('亜鉛')[1].strip().replace('\n', '') |
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if 'ヨウ素' in sNutrition2: |
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sIodine = sNutrition2.split('ヨウ素')[1].strip().replace('\n', '') |
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if 'コレステロール' in sNutrition2: |
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sCholesterol = sNutrition2.split('コレステロール')[1].strip().replace('\n', '') |
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if 'ビタミンB1' in sNutrition2: |
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sVitamin_B1 = sNutrition2.split('ビタミンB1')[1].strip().replace('\n', '') |
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if 'ビタミンB2' in sNutrition2: |
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sVitamin_B2 = sNutrition2.split('ビタミンB2')[1].strip().replace('\n', '') |
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if 'ビタミンC' in sNutrition2: |
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sVitamin_C = sNutrition2.split('ビタミンC')[1].strip().replace('\n', '') |
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lNutritions3 = await page.locator('.c-nutrition-table__cell--3').all_text_contents() |
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for sNutrition3 in lNutritions3: |
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if 'ビタミンB6' in sNutrition3: |
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sVitamin_B6 = sNutrition3.split('ビタミンB6')[1].strip().replace('\n', '') |
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if 'ビタミンB12' in sNutrition3: |
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sVitamin_B12 = sNutrition3.split('ビタミンB12')[1].strip().replace('\n', '') |
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if '葉酸' in sNutrition3: |
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sFolate = sNutrition3.split('葉酸')[1].strip().replace('\n', '') |
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if 'ビタミンA' in sNutrition3: |
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sVitamin_A = sNutrition3.split('ビタミンA')[1].strip().replace('\n', '') |
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if 'ビタミンD' in sNutrition3: |
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sVitamin_D = sNutrition3.split('ビタミンD')[1].strip().replace('\n', '') |
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if 'ビタミンK' in sNutrition3: |
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sVitamin_K = sNutrition3.split('ビタミンK')[1].strip().replace('\n', '') |
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if 'ビタミンE' in sNutrition3: |
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sVitamin_E = sNutrition3.split('ビタミンE')[1].strip().replace('\n', '') |
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if '飽和脂肪酸' in sNutrition3: |
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sSaturated_fatty_acid = sNutrition3.split('飽和脂肪酸')[1].strip().replace('\n', '') |
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if '一価不飽和脂肪酸' in sNutrition3: |
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sMonounsaturated_fatty_acid = sNutrition3.split('一価不飽和脂肪酸')[1].strip().replace('\n', '') |
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if '多価不飽和脂肪酸' in sNutrition3: |
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sPolyunsaturated_fatty_acid = sNutrition3.split('多価不飽和脂肪酸')[1].strip().replace('\n', '') |
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# 食料 |
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Ingredients = await page.locator('.p-recipe-ingredient-list__item').all_text_contents() |
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lIngredients = await page.locator('.p-recipe-ingredient-list__item').all_text_contents() |
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# for Ingredient in Ingredients: |
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# print(Ingredient) |
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Ingredients_clean = [Ingredient.strip().replace('\n', '') for Ingredient in Ingredients] |
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lIngredients_clean = [sIngredient.strip().replace('\n', '') for sIngredient in lIngredients] |
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print('------作法步驟-----') |
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# 作法 |
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Steps = await page.locator('.p-recipe-step__item').all_text_contents() |
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lSteps = await page.locator('.p-recipe-step__item').all_text_contents() |
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# for Step in Steps: |
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# print(Step) |
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Steps_clean = [Step.strip().replace('\n', '') for Step in Steps] |
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lSteps_clean = [sStep.strip().replace('\n', '') for sStep in lSteps] |
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# 定位到所有步骤的图片元素 |
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image_elements = page.locator('.p-recipe-step__item-image') |
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Image_elements = page.locator('.p-recipe-step__item-image') |
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# 获取所有图片元素的 src 属性(即图片的 URL) |
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image_urls = await image_elements.evaluate_all("elements => elements.map(e => e.getAttribute('src'))") |
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lImage_urls = await Image_elements.evaluate_all("elements => elements.map(e => e.getAttribute('src'))") |
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# 遍历图片 URL 列表,下载图片并转换为 Base64 |
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Step_images_base64 = [] |
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for image_url in image_urls: |
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lStep_images_base64 = [] |
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for sImage_url in lImage_urls: |
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# 直接使用图片的 URL 下载图片并转换为 Base64 |
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image_base64 = await fetch_image_as_base64(page, image_url) |
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if image_base64: |
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Step_images_base64.append(image_base64) |
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dish_data = { |
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'name': dishname_clean, |
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'image': Dish_image_base64, |
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'likes': Likes_count_clean, |
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'tags': ", ".join(tags_clean), |
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'indications': ", ".join(Indications_clean), |
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'Calories': Calorie, |
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'Salt': Salt, |
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'Protein': Protein, |
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'Total_fat': Fat, |
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'Total_Carbohydrate': Carbohydrate, |
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'Total_sugar': Sugar, |
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'Dietary_fiber': Dietary_fiber, |
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'Soluble_fiber': Soluble_fiber, |
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'Insoluble_fiber': Insoluble_fiber, |
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'K': Potassium, |
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'Ca': Calcium, |
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'Mg': Magnesium, |
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'P': Phosphorous, |
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'Fe': Iron, |
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'Zn': Zinc, |
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'I': Iodine, |
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'Cholesterol': Cholesterol, |
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'Vitamin_B1': Vitamin_B1, |
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'Vitamin_B2': Vitamin_B2, |
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'Vitamin_C': Vitamin_C, |
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'Vitamin_B6': Vitamin_B6, |
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'Vitamin_B12': Vitamin_B12, |
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'Folate': Folate, |
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'Vitamin_A': Vitamin_A, |
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'Vitamin_D': Vitamin_D, |
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'Vitamin_K': Vitamin_K, |
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'Vitamin_E': Vitamin_E, |
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'Saturated_fatty_acid': Saturated_fatty_acid, |
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'Monounsaturated_fatty_acid': Monounsaturated_fatty_acid, |
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'Polyunsaturated_fatty_acid': Polyunsaturated_fatty_acid, |
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'Ingredients': ", ".join(Ingredients_clean), |
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'Steps': Steps_clean, |
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'Step_images_Base64': Step_images_base64 |
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sImage_base64 = await fetch_image_as_base64(page, sImage_url) |
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if sImage_base64: |
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lStep_images_base64.append(sImage_base64) |
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dDish_data = { |
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'name': sDishname_clean, |
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'image': sDish_image_base64, |
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'likes': sLikes_count_clean, |
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'tags': ", ".join(lTags_clean), |
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'indications': ", ".join(lIndications_clean), |
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'Calories': sCalorie, |
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'Salt': sSalt, |
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'Protein': sProtein, |
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'Total_fat': sFat, |
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'Total_Carbohydrate': sCarbohydrate, |
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'Total_sugar': sSugar, |
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'Dietary_fiber': sDietary_fiber, |
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'Soluble_fiber': sSoluble_fiber, |
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'Insoluble_fiber': sInsoluble_fiber, |
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'K': sPotassium, |
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'Ca': sCalcium, |
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'Mg': sMagnesium, |
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'P': sPhosphorous, |
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'Fe': sIron, |
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'Zn': sZinc, |
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'I': sIodine, |
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'Cholesterol': sCholesterol, |
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'Vitamin_B1': sVitamin_B1, |
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'Vitamin_B2': sVitamin_B2, |
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'Vitamin_C': sVitamin_C, |
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'Vitamin_B6': sVitamin_B6, |
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'Vitamin_B12': sVitamin_B12, |
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'Folate': sFolate, |
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'Vitamin_A': sVitamin_A, |
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'Vitamin_D': sVitamin_D, |
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'Vitamin_K': sVitamin_K, |
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'Vitamin_E': sVitamin_E, |
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'Saturated_fatty_acid': sSaturated_fatty_acid, |
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'Monounsaturated_fatty_acid': sMonounsaturated_fatty_acid, |
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'Polyunsaturated_fatty_acid': sPolyunsaturated_fatty_acid, |
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'Ingredients': ", ".join(lIngredients_clean), |
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'Steps': lSteps_clean, |
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'Step_images_Base64': lStep_images_base64 |
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} |
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await save_to_db(dish_data) |
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await save_to_db(dDish_data) |
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|
break |
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|
except Exception as e: # 捕获可能发生的异常 |
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|
print(f"遇到错误:{e},尝试返回并重试") |
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|
await page.go_back() # 返回前一页 |
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|
retry_count += 1 # 重试计数器加1 |
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|
if retry_count >= 3: |
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|
iRetry_count += 1 # 重试计数器加1 |
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|
if iRetry_count >= 3: |
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|
print("重试次数超限,跳过当前链接") |
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|
break # 跳出循环,处理下一个链接 |
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# 使用浏览器的后退功能返回列表页,这样不需要重新加载初始URL |
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