Clean up and fix warnings

This commit is contained in:
Jeff Browning 2016-11-04 14:49:42 -04:00
parent 747e0495ed
commit 2f8e84eb8a
1 changed files with 19 additions and 20 deletions

View File

@ -13,19 +13,18 @@ defmodule Readability.TitleFinder do
"""
@spec title(html_tree) :: binary
def title(html_tree) do
maybe_title = og_title(html_tree)
if String.length(String.strip(maybe_title)) == 0 do
maybe_title = tag_title(html_tree)
end
case og_title(html_tree) do
"" ->
title = tag_title(html_tree)
unless good_title?(maybe_title) do
h_title = h_tag_title(html_tree)
if good_title?(h_title) do
maybe_title = h_title
if good_title?(title) do
title
else
h_tag_title(html_tree)
end
title when is_binary(title) ->
title
end
maybe_title
end
@doc """
@ -35,7 +34,7 @@ defmodule Readability.TitleFinder do
def tag_title(html_tree) do
html_tree
|> Floki.find("title")
|> clean_title
|> clean_title()
end
@doc """
@ -46,7 +45,7 @@ defmodule Readability.TitleFinder do
html_tree
|> Floki.find("meta[property=og:title]")
|> Floki.attribute("content")
|> clean_title
|> clean_title()
end
@doc """
@ -56,16 +55,16 @@ defmodule Readability.TitleFinder do
def h_tag_title(html_tree, selector \\ @h_tag_selector) do
html_tree
|> Floki.find(selector)
|> hd
|> clean_title
|> hd()
|> clean_title()
end
defp clean_title(html_tree) do
title_text = html_tree
|> Floki.text
html_tree
|> Floki.text()
|> String.split(@title_suffix)
|> hd
|> String.strip
|> hd()
|> String.strip()
end
defp good_title?(title) do