confreak.com spider added

pycon_speakers/spiders/confreaks_com.py

@@ -0,0 +1,39 @@
+
+
+from urlparse import urljoin
+
+from scrapy.spider import Spider
+from scrapy.selector import Selector
+from scrapy.http import Request
+
+from pycon_speakers.loaders import SpeakerLoader
+
+
+class PyConSpider(Spider):
+    name = 'confreak.com'
+    base_url = "http://confreaks.com/"
+
+    def start_requests(self):
+        url = "http://confreaks.com/events"
+        yield Request(url, callback=self._parse_events)
+
+
+    def _parse_events(self, response):
+        for event in Selector(response).xpath("//div[@class = 'event-box-inner']"):
+            eventname = event.xpath('./span/strong/a/text()').extract()[0]
+            year = eventname[-4:]
+            if year.isdigit():
+                conf_name = eventname[:-4]
+                video_url = event.xpath('./a/@href').extract()[0]
+                meta = {'year': year, 'conference': conf_name}
+                yield Request(self.base_url + video_url, meta=meta,
+                              callback=self._parse_video)
+
+
+    def _parse_video(self, response):
+        for section in Selector(response).xpath("//div[@class = 'videos']//div[@class = 'presenters']/a"):
+            il = SpeakerLoader(selector=section)
+            il.add_xpath('name', ".")
+            il.add_value('conference', str(response.meta['conference']))
+            il.add_value('year', str(response.meta['year']))
+            yield il.load_item()