Cropper

rails/cropper/Gemfile

@@ -18,7 +18,8 @@ gem 'sass-rails', '~> 5.0'
 gem 'uglifier', '>= 1.3.0'
 # See https://github.com/rails/execjs#readme for more supported runtimes
 # gem 'therubyracer', platforms: :ruby
-
+# Use bootstrap
+gem 'bootstrap-sass', '3.3.7'
 # Use CoffeeScript for .coffee assets and views
 gem 'coffee-rails', '~> 4.2'
 # Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks

rails/cropper/Gemfile.lock

@@ -41,7 +41,12 @@ GEM
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
     arel (8.0.0)
+    autoprefixer-rails (8.1.0)
+      execjs
     bindex (0.5.0)
+    bootstrap-sass (3.3.7)
+      autoprefixer-rails (>= 5.2.1)
+      sass (>= 3.3.4)
     builder (3.2.3)
     byebug (10.0.0)
     capybara (2.18.0)
@@ -175,6 +180,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  bootstrap-sass (= 3.3.7)
   byebug
   capybara (~> 2.13)
   coffee-rails (~> 4.2)

rails/cropper/app/assets/javascripts/url_crops.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

rails/cropper/app/assets/stylesheets/my_styles.scss

@@ -0,0 +1,55 @@
+@import "bootstrap-sprockets";
+@import "bootstrap";
+
+@mixin box_sizing {
+  -moz-box-sizing:    border-box;
+  -webkit-box-sizing: border-box;
+  box-sizing:         border-box;
+}
+
+@mixin for_form_100_width{
+  margin-bottom: 15px;
+  width: 100%;
+}
+
+header {
+  a {
+    color: white;
+    &:hover {
+      color: blue;
+    }
+  }
+  small {
+    color: yellow;
+    float: right;
+    padding-top: 15px;
+  }
+
+  #logo {
+    float: left;
+    padding-top: 9px;
+    font-size: 1.7em;
+    font-weight: bold;
+    text-transform: uppercase;
+    letter-spacing: -1px;
+    color: white;
+
+    &:hover {
+      text-decoration: none;
+      color: white;
+    }
+  }
+}
+
+
+input, button {
+  border: 1px solid #bbb;
+  border-radius: 30px;
+  @include for_form_100_width;
+  @include box_sizing;
+}
+
+label {
+  @include for_form_100_width;
+  @include box_sizing;
+}

rails/cropper/app/assets/stylesheets/url_crops.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the UrlCrops controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

rails/cropper/app/controllers/url_crops_controller.rb

@@ -0,0 +1,57 @@
+class UrlCropsController < ApplicationController
+
+  def new
+    @url = UrlCrop.new
+  end
+
+  def create
+
+    @url = UrlCrop.find_by(base_url: params[:url_crop][:base_url].downcase)
+    unless @url
+      @url = UrlCrop.new(url_params)
+      if @url.save
+        @url.short_url = url_generator
+        @url.save
+      end
+    end
+
+    render 'new'
+    #render plain: @url.short_url
+    #render plain: request.original_url
+  end
+
+  def must_be_redirected
+    url = request.original_url
+    if url.split('/').last.length == 5
+      url_r = UrlCrop.find_by(short_url: url.split('/').last)
+      redirect_to url_r.base_url
+    else
+      redirect_to root_path
+    end
+  end
+
+
+  def update
+    @url = UrlCrop.find_by(base_url: params[:url_crop][:base_url].downcase)
+    if @url.update_attributes(url_params)
+      render 'new'
+    end
+  end
+
+
+  private
+
+    def url_params
+      params.require(:url_crop).permit(:base_url)
+    end
+
+    def url_generator
+      symbols = ('a'..'z').to_a + ('A'..'Z').to_a
+      shorts = ''
+      5.times do
+        shorts << symbols[rand(symbols.length - 1)]
+      end
+      shorts
+    end
+
+end

rails/cropper/app/helpers/url_crops_helper.rb

@@ -0,0 +1,2 @@
+module UrlCropsHelper
+end

rails/cropper/app/models/url_crop.rb

@@ -0,0 +1,22 @@
+class UrlCrop < ApplicationRecord
+  # started like web-url
+  # before_create :check
+  before_save :downcase_url, :find_obj
+  HTTP_REG_EXP = /\A(http|https):\/\/([a-zA-Z0-9]+[\.\-]{1})+[a-zA-Z0-9]{2,5}\//
+
+  validates :base_url, presence: true, length: { maximum: 255 },
+                                       format: { with: HTTP_REG_EXP }
+
+  private
+
+    def downcase_url
+      self.base_url = base_url.downcase
+    end
+
+    def find_obj
+      if UrlCrop.find_by(base_url: :base_url)
+        render plain: "exists"
+      end
+    end
+
+end

rails/cropper/app/views/layouts/_header.html.erb

@@ -0,0 +1,11 @@
+<header class="navbar navbar-inverse">
+  <div class="container">
+    <%= link_to "Url cropper", root_path, id: 'logo'%>
+
+    <small>
+      Url cropper by
+      <a href = "https://github.com/AlexeySotskcov/" title="link to my github">Aleksei Sotskov</a>
+    </small>
+  </div>
+
+</header>

rails/cropper/app/views/layouts/application.html.erb

@@ -1,14 +1,17 @@
 <!DOCTYPE html>
 <html>
   <head>
-    <title>Cropper</title>
+    <title><%= yield(:title) %></title>
     <%= csrf_meta_tags %>
 
     <%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track': 'reload' %>
     <%= javascript_include_tag 'application', 'data-turbolinks-track': 'reload' %>
   </head>
 
   <body>
-    <%= yield %>
+    <%= render "layouts/header" %>
+    <div class="container">
+      <%= yield %>
+    </div>
   </body>
 </html>

rails/cropper/app/views/url_crops/new.html.erb

@@ -0,0 +1,14 @@
+<%= form_for @url do |f| %>
+
+  <%= f.label :base_url %>
+  <%= f.text_field :base_url%>
+
+  <%= f.label "Short link" %>
+  <%= f.text_field :short_url, readonly: true %>
+
+  <%= f.submit "Crop"%>
+
+  <%= button_tag "Reset", type: :reset %>
+
+
+<% end %>

rails/cropper/config/database.yml

@@ -17,13 +17,17 @@
 default: &default
   adapter: postgresql
   encoding: unicode
-  # For details on connection pooling, see Rails configuration guide
-  # http://guides.rubyonrails.org/configuring.html#database-pooling
+  # For details on connection pooling, see Rails configuration guide<%= ENV['CROPPER_DATABASE_PASSWORD'] %>
+  # http://guides.rubyonrails.org/configuring.html#database-pooling<%= ENV['CROPPER_DATABASE_PASSWORD'] %>
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
+  username: pguser
+  password: cropper
+  host: localhost
+  port: 5432
 
 development:
   <<: *default
-  database: cropper_development
+  database: pgcropper_development
 
   # The specified database role being used to connect to postgres.
   # To create additional roles in postgres see `$ createuser --help`.
@@ -57,7 +61,7 @@ development:
 # Do not set this db to the same as development or production.
 test:
   <<: *default
-  database: cropper_test
+  database: pgcropper_test
 
 # As with config/secrets.yml, you never want to store sensitive information,
 # like your database password, in your source code. If your source code is
@@ -77,9 +81,7 @@ test:
 #
 #   production:
 #     url: <%= ENV['DATABASE_URL'] %>
-#
+#<%= ENV['CROPPER_DATABASE_PASSWORD'] %>
 production:
   <<: *default
-  database: cropper_production
-  username: cropper
-  password: <%= ENV['CROPPER_DATABASE_PASSWORD'] %>
+  database: pgcropper_production

rails/cropper/config/routes.rb

@@ -1,3 +1,9 @@
 Rails.application.routes.draw do
   # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
+  root "url_crops#new"
+
+  resources :url_crops
+
+  # redirect if unknown url
+  get '*path', to: 'url_crops#must_be_redirected'
 end

rails/cropper/db/migrate/20180304065446_create_url_crops.rb

@@ -0,0 +1,10 @@
+class CreateUrlCrops < ActiveRecord::Migration[5.1]
+  def change
+    create_table :url_crops do |t|
+      t.text :base_url
+      t.string :short_url
+
+      t.timestamps
+    end
+  end
+end

rails/cropper/db/migrate/20180304145624_add_index_to_base_url.rb

@@ -0,0 +1,5 @@
+class AddIndexToBaseUrl < ActiveRecord::Migration[5.1]
+  def change
+    add_index :url_crops, :base_url
+  end
+end

rails/cropper/db/schema.rb

@@ -0,0 +1,26 @@
+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# Note that this schema.rb definition is the authoritative source for your
+# database schema. If you need to create the application database on another
+# system, you should be using db:schema:load, not running all the migrations
+# from scratch. The latter is a flawed and unsustainable approach (the more migrations
+# you'll amass, the slower it'll run and the greater likelihood for issues).
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 20180304145624) do
+
+  # These are extensions that must be enabled in order to support this database
+  enable_extension "plpgsql"
+
+  create_table "url_crops", force: :cascade do |t|
+    t.text "base_url"
+    t.string "short_url"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["base_url"], name: "index_url_crops_on_base_url", unique: true
+  end
+
+end

rails/cropper/test/controllers/url_crops_controller_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class UrlCropsControllerTest < ActionDispatch::IntegrationTest
+  # test "the truth" do
+  #   assert true
+  # end
+end

rails/cropper/test/fixtures/url_crops.yml

@@ -0,0 +1,9 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  base_url: MyText
+  short_url: MyString
+
+two:
+  base_url: MyText
+  short_url: MyString

rails/cropper/test/models/url_crop_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class UrlCropTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end