wiki_pages/show: fix <meta> description tag.

Use an excerpt of the first paragraph rather than the entire page.
2020-01-12 18:52:25 -06:00
parent 50c6840be3
commit f2269d39a7
4 changed files with 7 additions and 6 deletions
--- a/app/helpers/wiki_pages_helper.rb
+++ b/app/helpers/wiki_pages_helper.rb
@@ -1,4 +1,9 @@
 module WikiPagesHelper
+  def wiki_page_excerpt(wiki_page)
+    text = strip_dtext(wiki_page.body).split(/\r\n|\r|\n/).first
+    truncate(text, length: 160)
+  end
+
  def wiki_page_other_names_list(wiki_page)
    names_html = wiki_page.other_names.map {|name| link_to(name, "http://www.pixiv.net/search.php?s_mode=s_tag_full&word=#{u(name)}", :class => "wiki-other-name")}
    names_html.join(" ").html_safe