added untested discourse_imgur plugin

tried to keep as much logic/data from the original source code

vendor/gems/discourse_imgur/Gemfile

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+source 'https://rubygems.org'
+
+group :test do
+  gem 'rails'  
+  gem 'rspec'  
+  gem 'mocha'
+end
+
+# TODO: We need our own gem server 
+gem 'discourse_plugin', path: '../discourse_plugin'
+
+# Specify your gem's dependencies in rails_multisite.gemspec
+gemspec

vendor/gems/discourse_imgur/LICENSE.txt

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+Copyright (c) 2013 Régis Hanol
+
+MIT License
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

vendor/gems/discourse_imgur/README.md

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+# DiscourseImgur
+
+Add support for Imgur storage

vendor/gems/discourse_imgur/Rakefile

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+#!/usr/bin/env rake
+require "bundler/gem_tasks"
+require "rspec/core/rake_task"
+
+RSpec::Core::RakeTask.new(:test) do |spec|
+    spec.pattern = 'spec/*_spec.rb'
+end

vendor/gems/discourse_imgur/discourse_imgur.gemspec

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+# coding: utf-8
+lib = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+require 'discourse_imgur/version'
+
+Gem::Specification.new do |spec|
+  spec.name          = "discourse_imgur"
+  spec.version       = DiscourseImgur::VERSION
+  spec.authors       = ["Régis Hanol"]
+  spec.email         = ["regis@hanol.fr"]
+  spec.description   = %q{Add support for Imgur}
+  spec.summary       = %q{Add support for Imgur}
+  spec.homepage      = ""
+  spec.license       = "MIT"
+
+  spec.files         = `git ls-files`.split($/)
+  spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
+  spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
+  spec.require_paths = ["lib"]
+
+  spec.add_development_dependency "bundler", "~> 1.3"
+  spec.add_development_dependency "rake"
+end

vendor/gems/discourse_imgur/lib/discourse_imgur.rb

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+require "discourse_imgur/version"
+require 'discourse_imgur/engine' if defined?(Rails) && (!Rails.env.test?)

vendor/gems/discourse_imgur/lib/discourse_imgur/engine.rb

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+require 'discourse_imgur/plugin'
+
+module DiscourseImgur
+  
+  class Engine < Rails::Engine
+
+    engine_name 'discourse_imgur'
+
+    initializer "discourse_imgur.configure_rails_initialization" do |app|
+
+      app.config.after_initialize do
+        DiscoursePluginRegistry.setup(DiscourseImgur::Plugin)
+      end
+
+    end
+
+  end
+
+end

vendor/gems/discourse_imgur/lib/discourse_imgur/imgur.rb

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+require 'rest_client'
+
+# /!\ WARNING /!\
+# This plugin has been extracted from the Discourse source code and has not been tested.
+# It really needs some love <3
+# /!\ WARNING /!\
+
+
+module Imgur
+
+  def self.store_file(file, image_info, upload_id)
+    raise Discourse::SiteSettingMissing.new("imgur_endpoint")   if SiteSetting.imgur_endpoint.blank?
+    raise Discourse::SiteSettingMissing.new("imgur_client_id")  if SiteSetting.imgur_client_id.blank?
+
+    @imgur_loaded = require 'imgur' unless @imgur_loaded
+
+    blob = file.read
+
+    response = RestClient.post(
+      SiteSetting.imgur_endpoint,
+      { image: Base64.encode64(blob) },
+      { 'Authorization' => "ClientID #{SiteSetting.imgur_client_id}" }
+    )
+
+    json = JSON.parse(response.body)['data'] rescue nil
+
+    return nil if json.blank?
+    return json['link']
+  end
+
+end

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.cs.yml

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+cs:
+  site_settings:
+    enable_imgur: "Používat imgur pro ukládání obrázků, nehostovat obrázky lokálně"
+    imgur_client_id: "Přístupový klíč 'client ID' pro imgur.com - vyžadováno pro upload obrázků"
+    imgur_client_secret: "Přístupový klíč 'client secret' pro imgur.com - vyžadováno pro upload obrázků"

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.de.yml

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+de:
+	site_settings:
+    enable_imgur: "Aktiviere die Imgur API zum Hochladen, so dass Dateien nicht lokal gehostet werden."
+    imgur_client_id: "Deine imgur.com Client-ID. Wird benötigt, um Bilder hochzuladen."
+    imgur_client_secret: "Dein imgur.com Geheimniss. Wird zur Zeit für das Hochladen der Bilder nicht benötigt, könnte aber in Zukunft benötigt werden."

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.en.yml

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+en:
+	site_settings:
+		enable_imgur: "Enable imgur api for uploading, don't host files locally"
+		imgur_client_id: "Your imgur.com client ID, required for image upload to function"
+		imgur_client_secret: "Your imgur.com client secret. Not currently required for image upload to function, but may be at some point."

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.es.yml

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+es:
+	site_settings:
+    enable_imgur: "Activar imgur api para subidas, no almacenes ficheros localmente"
+    imgur_api_key: "Tu imgur.com api key, requerida para la función de subida de imágenes"
+    imgur_endpoint: "End point para la subida de imagenes de imgur.com"

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.fr.yml

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+fr:
+	site_settings:
+    enable_imgur: "utiliser l'envoi des images avec l'API imgur, ne pas stocker les fichiers localement"
+    imgur_client_id: "Votre ID client imgur.com. Requis pour que l'envoi d'images fonctionne."
+    imgur_client_secret: "Votre secret imgur.com. Pas nécessaire pour que l'envoi d'image fonctionne, mais pourrais le devenir."

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.it.yml

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+it:
+	site_settings:
+    enable_imgur: "Utilizza le api imgur per l'upload, non salvare file in locale"
+    imgur_client_id: "Your imgur.com client ID, required for image upload to function"
+    imgur_client_secret: "Your imgur.com client secret. Not currently required for image upload to function, but may be at some point."

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.nl.yml

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+nl:
+	site_settings:
+    enable_imgur: "Gebruik de imgur API voor uploads en sla afbeeldingen niet lokaal op"
+    imgur_client_id: "Je imgur.com client ID, nodig om afbeeldingen te kunnen uploaden naar imgur"
+    imgur_client_secret: "Je imgur.com client secret. Is nog niet nodig voor het uploaden van afbeeldingen, maar dat zou in de toekomst kunnen veranderen."

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.pt.yml

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+pt:
+	site_settings:
+    enable_imgur: "permitir imgur api para uploading, não guardar ficheiros localmente"
+    imgur_api_key: "chave para imgur.com api - necessária para image upload"
+    imgur_endpoint: "end point para uploading imgur.com images"

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.sv.yml

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+sv:
+	site_settings:
+    enable_imgur: "Aktivera imgur.coms API för uppladdning, sparar inte filer lokalt"
+    imgur_api_key: "Din API-nyckel för imgur.com, krävs för att bilduppladdningen ska funka"
+    imgur_endpoint: "Ändpunkt för uppladdning av bilder till imgur.com"

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.zh_CN.yml

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+zs_CN:
+	site_settings:
+    enable_imgur: "启用 Imgur API 来上传文件，不在本地（站点服务器）保存文件"
+    imgur_client_id: "你的imgur.com的客户端ID，以便图片上传能正常工作。"
+    imgur_client_secret: "你的imgur.com的客户端secret。 目前图片上传功能并不需要这项信息，但是将来的某天可能需要。"

vendor/gems/discourse_imgur/lib/discourse_imgur/locale/server.zh_TW.yml

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+zh_TW:
+	site_settings:
+    enable_imgur: "啓用 Imgur API 來上傳文件，不在本地（站點服務器）保存文件"
+    imgur_client_id: "你的imgur.com的客戶端ID，以便圖片上傳能正常工作。"
+    imgur_client_secret: "你的imgur.com的客戶端secret。 目前圖片上傳功能並不需要這項信息，但是將來的某天可能需要。"

vendor/gems/discourse_imgur/lib/discourse_imgur/plugin.rb

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+require 'discourse_plugin'
+
+# /!\ WARNING /!\
+# This plugin has been extracted from the Discourse source code and has not been tested.
+# It really needs some love <3
+# /!\ WARNING /!\
+
+module DiscourseImgur
+
+  class Plugin < DiscoursePlugin
+
+    def setup
+      # add_setting(:enable_imgur, false)
+      # add_setting(:imgur_client_id, '')
+      # add_setting(:imgur_endpoint, "https://api.imgur.com/3/image.json")
+
+      # TODO: Mix the following logic in Upload#store_file
+      # return Imgur.store_file(file, image_info, upload_id) if SiteSetting.enable_imgur?
+    end
+
+  end
+
+end

vendor/gems/discourse_imgur/lib/discourse_imgur/version.rb

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+module DiscourseImgur
+  VERSION = "0.0.1"
+end

vendor/gems/discourse_imgur/spec/imgur_spec.rb

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+require 'spec_helper'
+require 'discourse_imgur/imgur'
+
+# /!\ WARNING /!\
+# This plugin has been extracted from the Discourse source code and has not been tested.
+# It really needs some love <3
+# /!\ WARNING /!\
+
+describe Imgur do
+
+  describe "store_file" do
+
+    let(:file) { Rails.root.join('app', 'assets', 'images', 'logo.png') }
+    let(:image_info) { FastImage.new(file) }
+    let(:params) { [SiteSetting.imgur_endpoint, { image: Base64.encode64(file.read) }, { 'Authorization' => "ClientID #{SiteSetting.imgur_client_id}" }] }
+
+    before(:each) do
+      SiteSetting.stubs(:imgur_endpoint).returns("imgur_endpoint")
+      SiteSetting.stubs(:imgur_client_id).returns("imgur_client_id")
+    end
+
+    it 'returns the url of the Imgur upload if successful' do
+      json = {
+        data: {
+          id: 'fake',
+          link: 'http://imgur.com/fake.png',
+          deletehash: 'a3kaoad30'
+        },
+        success: true,
+        status: 200
+      }.to_json
+
+      response = mock
+      response.expects(:body).returns(json)
+      RestClient.expects(:post).with(*params).returns(response)
+
+      Imgur.store_file(file, image_info, 1).should == 'http://imgur.com/fake.png'
+    end
+
+    it 'returns nil if the request fails' do
+      json = {
+        success: false,
+        status: 400
+      }.to_json
+
+      response = mock
+      response.expects(:body).returns(json)
+      RestClient.expects(:post).with(*params).returns(response)
+
+      Imgur.store_file(file, image_info, 1).should be_nil
+    end
+
+  end
+
+end

vendor/gems/discourse_imgur/spec/spec_helper.rb

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+require 'rubygems'
+require 'rails'
+
+ENV["RAILS_ENV"] ||= 'test'
+
+RSpec.configure do |config|
+
+  config.mock_framework = :mocha
+  config.color_enabled = true
+
+end