Class: ApiExplorer::ApiController

Inherits:
ApplicationController show all
Defined in:
app/controllers/api_explorer/api_controller.rb

Instance Method Summary collapse

Instance Method Details

#execute ⇒ Object 



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# File 'app/controllers/api_explorer/api_controller.rb', line 23

def execute
  require 'net/http'
  require 'coderay'

  # Build the headers array
  headers = params[:header][:name].zip(params[:header][:value])
  headers.select!{|header| !header[0].empty? && !header[1].empty?}
  headers.map!{|header| {:name=> header[0], :value=> header[1]}}
  
  # Initialize HTTP request
  uri = URI::HTTP.build(:host=>request.host, :port=> request.port, :path=>'/' + params[:url])
  http = Net::HTTP.new(uri.host, uri.port) 

  if params[:method].upcase == 'GET'
    request = Net::HTTP::Get.new(uri.request_uri, {'Content-Type' =>'application/json'}) 
  elsif params[:method].upcase == 'POST'
    request = Net::HTTP::Post.new(uri.request_uri, {'Content-Type' =>'application/json'}) 
  elsif params[:method].upcase == 'PUT'
    request = Net::HTTP::Put.new(uri.request_uri, {'Content-Type' =>'application/json'}) 
  elsif params[:method].upcase == 'DELETE'
    request = Net::HTTP::Delete.new(uri.request_uri, {'Content-Type' =>'application/json'}) 
  end
  
  # Store parameters on session
  form_hash = params.except([:action, :controller, :header, :authentication_type, :auth])
  
  form_hash.keys.each do |key|
    if form_hash[key].is_a?(Hash)
      h_and_key = to_form_name({ key=> form_hash[key] } ).split("=")
      session['api_explorer_' + h_and_key.first] = h_and_key.second
    else
      session['api_explorer_' + key.to_s] = form_hash[key] 
    end
  end      
  
  
  # Set form data and headers
  request.body = form_hash.to_hash.to_json

  #request.set_form_data( to_http_params(form_hash) )
  headers.each do |header|
    request[header[:name]] = header[:value]
  end

  # Set authentication method
  if params[:authentication_type] == 'basic_auth'
    request.basic_auth params[:auth][:basic_auth_user], params[:auth][:basic_auth_password]
  elsif params[:authentication_type] == 'hash_url_auth'
    string_to_convert = uri.to_s
    hash_verification = Base64.encode64(OpenSSL::HMAC.digest(OpenSSL::Digest::Digest.new('sha1'), params[:auth][:secret_key], string_to_convert)).strip
    request[params[:auth][:header_field]] = hash_verification
  end

  # Make request
  response = http.request(request)
  raw_response = response.body
  response_html = ''

  # Parse response and beautify the response
  if response.header['Content-Type'].include? 'application/json'
    tokens = CodeRay.scan(JSON.pretty_generate(JSON.parse(raw_response)), :json)
    response_html = tokens.div
  elsif response.header['Content-Type'].include? 'application/xml'
    tokens = CodeRay.scan(raw_response, :xml)
    response_html = tokens.div
  elsif response.header['Content-Type'].include? 'text/html'
    tokens = CodeRay.scan(raw_response, :html)
    response_html = tokens.div
  else
    response_html = '<div>' + raw_response + '</div>'
  end

  # Parse and beautify request information
  request_html = CodeRay.scan(request.to_yaml, :yaml).div

  # Get timestamp
  curr_time = DateTime.now
  timestamp = curr_time.strftime('%Y%m%d%H%M%S%L')
  
  # Generate HTML for history
  history_html = render_to_string 'api_explorer/api/history', :locals=>{:request_html=>request_html, 
    :response_html=>response_html, :timestamp=>timestamp}, :layout=>false

  
  # Respond json request
  render :json =>{ :response_html=> response_html , :request_html => request_html, 
    :history_html=>history_html, :date=> curr_time.strftime('%H:%M:%S'), 
    :timestamp => timestamp,
    :http_method=>params[:method].upcase, :request_url=>params[:url]
  } , :layout=>false
      
end

#index ⇒ Object 



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# File 'app/controllers/api_explorer/api_controller.rb', line 7

def index

end

#method ⇒ Object 



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# File 'app/controllers/api_explorer/api_controller.rb', line 11

def method
  # A method has been selected
  @method = @methods[params[:position].to_i - 1]

  #Reading parameters and sending to the frontend
  render :json=> {
    :parameters_html=> (
      render_to_string("api_explorer/api/parameters", :locals=>{:parameters=>@method['parameters'], :values=>session} ,:layout => false)
      ), :description=>@method['description']
  }
end