diff --git a/docs/topics/spiders.rst b/docs/topics/spiders.rst index 8c4049f85..5417ef129 100644 --- a/docs/topics/spiders.rst +++ b/docs/topics/spiders.rst @@ -377,7 +377,10 @@ Crawling rules .. class:: Rule(link_extractor, callback=None, cb_kwargs=None, follow=None, process_links=None, process_request=None) ``link_extractor`` is a :ref:`Link Extractor ` object which - defines how links will be extracted from each crawled page. + defines how links will be extracted from each crawled page. Each produced link will + be used to generate a :class:`~scrapy.http.Request` object, which will contain the + link's text in its ``meta`` attribute. + The link text can be accessed from the callback method though ``response.meta['link_text']`` ``callback`` is a callable or a string (in which case a method from the spider object with that name will be used) to be called for each link extracted with @@ -438,6 +441,7 @@ Let's now take a look at an example CrawlSpider with rules:: item['id'] = response.xpath('//td[@id="item_id"]/text()').re(r'ID: (\d+)') item['name'] = response.xpath('//td[@id="item_name"]/text()').get() item['description'] = response.xpath('//td[@id="item_description"]/text()').get() + item['link_text'] = response.meta['link_text'] return item