fix: Respect enqueue_strategy after redirects in enqueue_links (#1607)

### Description

- Sets the `enqueue_strategy` attribute in `Request` during
`enqueue_links` processing, for correct check of requests that have
completed redirection.

### Issues

- Closes: #1606

Author: Mantisus

src/crawlee/crawlers/_abstract_http/_abstract_http_crawler.py

@@ -191,6 +191,7 @@ async def extract_links(
             robots_txt_file = await self._get_robots_txt_file_for_url(context.request.url)
 
             kwargs.setdefault('strategy', 'same-hostname')
+            strategy = kwargs.get('strategy', 'same-hostname')
 
             links_iterator: Iterator[str] = iter(self._parser.find_links(parsed_content, selector=selector))
 
@@ -209,7 +210,9 @@ async def extract_links(
                 skipped = iter([])
 
             for url in self._enqueue_links_filter_iterator(links_iterator, context.request.url, **kwargs):
-                request_options = RequestOptions(url=url, user_data={**base_user_data}, label=label)
+                request_options = RequestOptions(
+                    url=url, user_data={**base_user_data}, label=label, enqueue_strategy=strategy
+                )
 
                 if transform_request_function:
                     transform_request_options = transform_request_function(request_options)

src/crawlee/crawlers/_basic/_basic_crawler.py

@@ -1038,7 +1038,12 @@ def _enqueue_links_filter_iterator(
         warning_flag = True
 
         for request in request_iterator:
-            target_url = request.url if isinstance(request, Request) else request
+            if isinstance(request, Request):
+                if request.enqueue_strategy != strategy:
+                    request.enqueue_strategy = strategy
+                target_url = request.url
+            else:
+                target_url = request
             parsed_target_url = urlparse(target_url)
 
             if warning_flag and strategy != 'all' and not parsed_target_url.hostname:

src/crawlee/crawlers/_playwright/_playwright_crawler.py

@@ -399,6 +399,7 @@ async def extract_links(
             robots_txt_file = await self._get_robots_txt_file_for_url(context.request.url)
 
             kwargs.setdefault('strategy', 'same-hostname')
+            strategy = kwargs.get('strategy', 'same-hostname')
 
             elements = await context.page.query_selector_all(selector)
             links_iterator: Iterator[str] = iter(
@@ -417,17 +418,19 @@ async def extract_links(
                 skipped = iter([])
 
             for url in self._enqueue_links_filter_iterator(links_iterator, context.request.url, **kwargs):
-                request_option = RequestOptions({'url': url, 'user_data': {**base_user_data}, 'label': label})
+                request_options = RequestOptions(
+                    url=url, user_data={**base_user_data}, label=label, enqueue_strategy=strategy
+                )
 
                 if transform_request_function:
-                    transform_request_option = transform_request_function(request_option)
-                    if transform_request_option == 'skip':
+                    transform_request_options = transform_request_function(request_options)
+                    if transform_request_options == 'skip':
                         continue
-                    if transform_request_option != 'unchanged':
-                        request_option = transform_request_option
+                    if transform_request_options != 'unchanged':
+                        request_options = transform_request_options
 
                 try:
-                    request = Request.from_url(**request_option)
+                    request = Request.from_url(**request_options)
                 except ValidationError as exc:
                     context.log.debug(
                         f'Skipping URL "{url}" due to invalid format: {exc}. '

tests/unit/crawlers/_beautifulsoup/test_beautifulsoup_crawler.py

@@ -7,7 +7,7 @@
 
 import pytest
 
-from crawlee import ConcurrencySettings, Glob, HttpHeaders, RequestTransformAction, SkippedReason
+from crawlee import ConcurrencySettings, Glob, HttpHeaders, Request, RequestTransformAction, SkippedReason
 from crawlee.crawlers import BasicCrawlingContext, BeautifulSoupCrawler, BeautifulSoupCrawlingContext
 from crawlee.storages import RequestQueue
 
@@ -409,3 +409,22 @@ async def test_slow_navigation_does_not_count_toward_handler_timeout(server_url:
     assert result.requests_failed == 0
     assert result.requests_finished == 1
     assert request_handler.call_count == 1
+
+
+async def test_enqueue_strategy_after_redirect(server_url: URL, redirect_server_url: URL) -> None:
+    crawler = BeautifulSoupCrawler()
+
+    handler_calls = mock.AsyncMock()
+
+    @crawler.router.default_handler
+    async def request_handler(context: BeautifulSoupCrawlingContext) -> None:
+        await handler_calls(context.request.url)
+
+        target_url = str(server_url.with_path('redirect').with_query(url=str(redirect_server_url)))
+
+        await context.enqueue_links(requests=[Request.from_url(target_url)], strategy='same-origin')
+
+    await crawler.run([str(server_url)])
+
+    assert handler_calls.called
+    assert handler_calls.call_count == 1