how to read content from existing pdf through rubyonrails

hello,

          i have recently join this group as i found that many
solutions regarding rubyonrails are found

in this group. I am having one serious issues which i need to solve of
reading and searching the

content from the existing pdf file in the project repository. I didn;t
get any clue from internet. So

please help me with this issue.

Regards
Vivek