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Update crawler.py
Browse files- crawler.py +22 -16
crawler.py
CHANGED
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@@ -27,7 +27,7 @@ class NewsItem:
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sentiment_score: Optional[float] = None
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class CnYesNewsCrawler:
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"""้
ไบจ็ถฒๆฐ่็ฌ่ฒ -
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def __init__(self, sentiment_analyzer=None, database=None):
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self.base_url = "https://news.cnyes.com"
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@@ -44,10 +44,10 @@ class CnYesNewsCrawler:
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self.sentiment_analyzer = sentiment_analyzer
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self.database = database
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#
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self.categories = {
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'us_stock': 'https://news.cnyes.com/news/cat/us_stock',
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'tw_stock': 'https://news.cnyes.com/news/cat/tw_stock_news'
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}
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# ้ฒๅบฆๅ่ชฟๅฝๆธ
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@@ -56,6 +56,10 @@ class CnYesNewsCrawler:
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# ่จญ็ฝฎ่ซๆฑ้ ญ
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self._setup_headers()
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def set_progress_callback(self, callback: Callable[[str], None]):
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"""่จญ็ฝฎ้ฒๅบฆๅ่ชฟๅฝๆธ"""
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self.progress_callback = callback
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@@ -346,19 +350,20 @@ class CnYesNewsCrawler:
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return None
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def crawl_category(self, category: str, max_articles: int = 10) -> List[NewsItem]:
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"""็ฌๅๆๅฎๅ้ก็ๆฐ่
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if category not in self.categories:
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logger.error(f"็กๆ็ๅ้ก: {category}")
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return []
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# ็ฒๅๆ็ซ URLๅ่กจ
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category_url = self.categories[category]
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article_urls = self._extract_article_urls(category_url, max_pages=2)
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if not article_urls:
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self._notify_progress(f"โ ๏ธ ๆชๆพๅฐ {
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return []
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# ้ๅถๆ็ซ ๆธ้
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@@ -369,13 +374,13 @@ class CnYesNewsCrawler:
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articles = []
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for i, url in enumerate(article_urls, 1):
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try:
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self._notify_progress(f"๐
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article = self._extract_article_content(url, category)
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if article:
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# ๅณๆๆ
ๆๅๆ
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if self.sentiment_analyzer:
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self._notify_progress(f"๐ง
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sentiment_result = self.sentiment_analyzer.analyze_sentiment(
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article.content, article.title
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)
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@@ -400,11 +405,11 @@ class CnYesNewsCrawler:
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inserted, _ = self.database.insert_news([db_article])
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if inserted > 0:
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self._notify_progress(f"๐พ
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else:
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self._notify_progress(f"โญ๏ธ
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else:
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self._notify_progress(f"โญ๏ธ
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articles.append(article)
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@@ -414,19 +419,20 @@ class CnYesNewsCrawler:
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except Exception as e:
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logger.error(f"่็ๆ็ซ ๆ็ผ็้ฏ่ชค {url}: {e}")
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self._notify_progress(f"โ
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continue
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self._notify_progress(f"โ
{
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return articles
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def crawl_all_categories(self, max_articles_per_category: int = 8) -> Dict[str, List[NewsItem]]:
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"""็ฌๅๆๆๅ้ก็ๆฐ่
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results = {}
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for category in self.categories.keys():
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try:
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articles = self.crawl_category(category, max_articles_per_category)
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results[category] = articles
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sentiment_score: Optional[float] = None
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class CnYesNewsCrawler:
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"""้
ไบจ็ถฒๆฐ่็ฌ่ฒ - ไฟฎๆญฃURL็"""
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def __init__(self, sentiment_analyzer=None, database=None):
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self.base_url = "https://news.cnyes.com"
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self.sentiment_analyzer = sentiment_analyzer
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self.database = database
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# ไฟฎๆญฃๅพ็ๆฐ่ๅ้กURL
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self.categories = {
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'us_stock': 'https://news.cnyes.com/news/cat/us_stock', # ็พ่ก
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'tw_stock': 'https://news.cnyes.com/news/cat/tw_stock_news' # ๅฐ่ก
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}
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# ้ฒๅบฆๅ่ชฟๅฝๆธ
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# ่จญ็ฝฎ่ซๆฑ้ ญ
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self._setup_headers()
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logger.info("็ฌ่ฒๅๅงๅๅฎๆ")
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logger.info(f"็พ่กURL: {self.categories['us_stock']}")
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logger.info(f"ๅฐ่กURL: {self.categories['tw_stock']}")
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def set_progress_callback(self, callback: Callable[[str], None]):
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"""่จญ็ฝฎ้ฒๅบฆๅ่ชฟๅฝๆธ"""
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self.progress_callback = callback
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return None
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def crawl_category(self, category: str, max_articles: int = 10) -> List[NewsItem]:
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"""็ฌๅๆๅฎๅ้ก็ๆฐ่"""
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if category not in self.categories:
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logger.error(f"็กๆ็ๅ้ก: {category}")
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return []
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category_name = "็พ่ก" if category == "us_stock" else "ๅฐ่ก"
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self._notify_progress(f"๐ ้ๅง็ฌๅ {category_name} ๅ้กๆฐ่")
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# ็ฒๅๆ็ซ URLๅ่กจ
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category_url = self.categories[category]
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article_urls = self._extract_article_urls(category_url, max_pages=2)
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if not article_urls:
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self._notify_progress(f"โ ๏ธ ๆชๆพๅฐ {category_name} ๅ้ก็ๆ็ซ URL")
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return []
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# ้ๅถๆ็ซ ๆธ้
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articles = []
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for i, url in enumerate(article_urls, 1):
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try:
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self._notify_progress(f"๐ ่็ {category_name} ๆ็ซ {i}/{len(article_urls)}: ๆญฃๅจๆๅๅ
งๅฎน...")
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article = self._extract_article_content(url, category)
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if article:
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# ๅณๆๆ
ๆๅๆ
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if self.sentiment_analyzer:
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self._notify_progress(f"๐ง ๅๆ {category_name} ๆ็ซ {i}/{len(article_urls)}: {article.title[:30]}...")
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sentiment_result = self.sentiment_analyzer.analyze_sentiment(
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article.content, article.title
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)
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inserted, _ = self.database.insert_news([db_article])
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if inserted > 0:
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self._notify_progress(f"๐พ ๅทฒไฟๅญ {category_name} ๆ็ซ : {article.title[:30]}... (ๆ
็ท: {article.sentiment})")
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else:
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self._notify_progress(f"โญ๏ธ ่ทณ้้่ค {category_name} ๆ็ซ : {article.title[:30]}...")
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else:
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self._notify_progress(f"โญ๏ธ ่ทณ้้่ค {category_name} ๆ็ซ : {article.title[:30]}...")
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articles.append(article)
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except Exception as e:
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logger.error(f"่็ๆ็ซ ๆ็ผ็้ฏ่ชค {url}: {e}")
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self._notify_progress(f"โ ่็ {category_name} ๆ็ซ ๆ็ผ็้ฏ่ชค: {str(e)[:50]}...")
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continue
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self._notify_progress(f"โ
{category_name} ๅ้ก็ฌๅๅฎๆ๏ผๅ
ฑ่็ {len(articles)} ็ฏๆ็ซ ")
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return articles
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def crawl_all_categories(self, max_articles_per_category: int = 8) -> Dict[str, List[NewsItem]]:
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"""็ฌๅๆๆๅ้ก็ๆฐ่"""
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results = {}
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for category in self.categories.keys():
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try:
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category_name = "็พ่ก" if category == "us_stock" else "ๅฐ่ก"
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self._notify_progress(f"๐ฏ ้ๅง็ฌๅ {category_name} ๅ้ก")
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articles = self.crawl_category(category, max_articles_per_category)
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results[category] = articles
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