Bug fix for link_replace empty arg

safaribooks.py

@@ -475,17 +475,19 @@ def get_html(self, url):
  return root
 
  def link_replace(self, link):
- if link[0] == "/" and ("cover" in link or "images" in link or "graphics" in link
- or link[-3:] in ["jpg", "peg", "png", "gif"]):
- if link not in self.images:
- self.images.append(link)
- self.display.log("Crawler: found a new image at %s" % link)
+ if link:
 
- image = link.split("/")[-1]
- return "Images/" + image
+ if link[0] == "/" and ("cover" in link or "images" in link or "graphics" in link
+ or link[-3:] in ["jpg", "peg", "png", "gif"]):
+ if link not in self.images:
+ self.images.append(link)
+ self.display.log("Crawler: found a new image at %s" % link)
 
- elif link[0] not in ["/", "h"]:
- return link.replace(".html", ".xhtml")
+ image = link.split("/")[-1]
+ return "Images/" + image
+
+ elif link[0] not in ["/", "h"]:
+ return link.replace(".html", ".xhtml")
 
  return link