Improve json search

1 files changed, 18 insertions, 0 deletions

diff --git a/_plugins/indexify_filter.rb b/_plugins/indexify_filter.rb
new file mode 100644
index 00000000..77df7f9c
--- /dev/null
+++ b/_plugins/indexify_filter.rb
@@ -0,0 +1,18 @@
+module Jekyll
+  module IndexifyFilter
+    def indexify(input)
+      re0 = /<[^>]*>/
+      re1 = /(\b(a[mnst]?|[a-z][a-z]|a(ll|nd|re)|but|can(\'t|not)?|d(id|oes)(n\'t)?|end|for|it\'?s|odd|the|use[ds]?|was|wh[oy]|your?|even|from|many|more|much|some|th[ae]n|that|the[my]|this|were|what|when|will|other|th[eo]se|the(ir|re)|users?|wh(ere|ich)|people|(al)?though)\b)|(\s+)/
+      re2 = /!\[[^\]]+\]\([^\)]+\)\s*(\{[^\}]+\})?/
+      re3 = /\[([^\]]+)\]\([^\)]+\)\s*(\{[^\}]+\})?/
+      re4 = /\\q/
+      re5 = /(EN|DIS)ABLED\(([^\)]+)\)/i
+      re6 = /([[:punct:]]|:| [a-z])[ \t\n]+|[\n\r]+|\\[nr]/
+      re7 = /[`\(\)\[\]:]+/
+      # This will be returned
+      input.downcase.gsub(re0, '').gsub(re1, ' ').gsub(re2, ' ').gsub(re3, '\1').gsub(re4, '\1').gsub(re5, '\2').gsub(re6, ' ').gsub(re7, '').split(' ').compact.uniq.join(' ')
+    end
+  end
+end
+
+Liquid::Template.register_filter(Jekyll::IndexifyFilter)