我试图使用pdf阅读器(V1.3.2)潜入轨道上的PDF unsing ruby(ruby V1.9.3) . 我基本上把它作为一个错误:
未初始化的常量PDF :: READER
我找到了一些问题的答案,如:ruby install yob pdf reader但没有真正解决它 . gem已安装在gemfile和bundle-command答案中
这是图书馆:https://github.com/yob/pdf-reader
这是我的代码:
class UploadController < ApplicationController
require 'rubygems'
require 'pdf/reader'
def index
render :file => 'app\views\upload\uploadfile.html.erb'
reader = PDF::READER.new("hello.pdf")
@pagenumbers = reader.page_count
end
def uploadFile
@uploaded = false
if post = Datafile.save(params[:upload])
#render :text =>"File saved!"
@uploaded = true
index
else render :text =>"file not saved!"
end
end
def error_file
render :text => "error"
end
end
谢谢!
1 回答
解决了!愚蠢的错字! PDF :: READER - > PDF :: Reader