Merge branch 'repository-name-emojis' into 'master'

Added ability to put emojis into repository name

## Are there points in the code the reviewer needs to double check?

Ensure that regexp used is correct, I used the following list: http://www.unicode.org/Public/emoji/1.0/emoji-data.txt

See merge request !7420

changelogs/unreleased/repository-name-emojis

+---
+title: Added ability to put emojis into repository name
+merge_request: 7420
+author: Vincent Composieux

config/database.yml.mysql

@@ -3,8 +3,8 @@
 #
 production:
   adapter: mysql2
-  encoding: utf8
-  collation: utf8_general_ci
+  encoding: utf8mb4
+  collation: utf8mb4_general_ci
   reconnect: false
   database: gitlabhq_production
   pool: 10
@@ -18,8 +18,8 @@ production:
 #
 development:
   adapter: mysql2
-  encoding: utf8
-  collation: utf8_general_ci
+  encoding: utf8mb4
+  collation: utf8mb4_general_ci
   reconnect: false
   database: gitlabhq_development
   pool: 5
@@ -32,8 +32,8 @@ development:
 # Do not set this db to the same as development or production.
 test: &test
   adapter: mysql2
-  encoding: utf8
-  collation: utf8_general_ci
+  encoding: utf8mb4
+  collation: utf8mb4_general_ci
   reconnect: false
   database: gitlabhq_test
   pool: 5

doc/gitlab-basics/create-project.md

@@ -14,8 +14,8 @@ There are two ways to create a new project in GitLab.
 
 1. Fill out the information:
 
-  1. "Project name" is the name of your project (you can't use spaces, but you
-     can use hyphens or underscores).
+  1. "Project name" is the name of your project (you can't use special characters,
+     but you can use spaces, hyphens, underscores or even emojis).
   1. The "Project description" is optional and will be shown in your project's
      dashboard so others can briefly understand what your project is about.
   1. Select a [visibility level](../public_access/public_access.md).

lib/gitlab/regex.rb

@@ -26,12 +26,12 @@ module Gitlab
     end
 
     def project_name_regex
-      @project_name_regex ||= /\A[\p{Alnum}_][\p{Alnum}\p{Pd}_\. ]*\z/.freeze
+      @project_name_regex ||= /\A[\p{Alnum}\u{00A9}-\u{1f9c0}_][\p{Alnum}\p{Pd}\u{00A9}-\u{1f9c0}_\. ]*\z/.freeze
     end
 
     def project_name_regex_message
-      "can contain only letters, digits, '_', '.', dash and space. " \
-      "It must start with letter, digit or '_'."
+      "can contain only letters, digits, emojis, '_', '.', dash, space. " \
+      "It must start with letter, digit, emoji or '_'."
     end
 
     def project_path_regex

spec/features/projects/project_settings_spec.rb

@@ -18,7 +18,7 @@ describe 'Edit Project Settings', feature: true do
       click_button 'Save changes'
 
       expect(page).to have_field 'project_name_edit', with: 'foo&bar'
-      expect(page).to have_content "Name can contain only letters, digits, '_', '.', dash and space. It must start with letter, digit or '_'."
+      expect(page).to have_content "Name can contain only letters, digits, emojis, '_', '.', dash, space. It must start with letter, digit, emoji or '_'."
       expect(page).to have_button 'Save changes'
     end
   end
@@ -34,8 +34,21 @@ describe 'Edit Project Settings', feature: true do
 
       expect(page).to have_field 'Project name', with: 'foo&bar'
       expect(page).to have_field 'Path', with: 'foo&bar'
-      expect(page).to have_content "Name can contain only letters, digits, '_', '.', dash and space. It must start with letter, digit or '_'."
+      expect(page).to have_content "Name can contain only letters, digits, emojis, '_', '.', dash, space. It must start with letter, digit, emoji or '_'."
       expect(page).to have_content "Path can contain only letters, digits, '_', '-' and '.'. Cannot start with '-', end in '.git' or end in '.atom'"
     end
   end
+
+  describe 'Rename repository name with emojis' do
+    it 'shows error for invalid project name' do
+      visit edit_namespace_project_path(project.namespace, project)
+
+      fill_in 'Project name', with: '🚀 foo bar ☁️'
+
+      click_button 'Rename project'
+
+      expect(page).to have_field 'Project name', with: '🚀 foo bar ☁️'
+      expect(page).not_to have_content "Name can contain only letters, digits, emojis '_', '.', dash and space. It must start with letter, digit, emoji or '_'."
+    end
+  end
 end