1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
class SnippetsController < ApplicationController
include ToggleAwardEmoji
before_action :snippet, only: [:show, :edit, :destroy, :update, :raw, :download]
# Allow read snippet
before_action :authorize_read_snippet!, only: [:show, :raw, :download]
# Allow modify snippet
before_action :authorize_update_snippet!, only: [:edit, :update]
# Allow destroy snippet
before_action :authorize_admin_snippet!, only: [:destroy]
skip_before_action :authenticate_user!, only: [:index, :show, :raw, :download]
layout 'snippets'
respond_to :html
def index
if params[:username].present?
@user = User.find_by(username: params[:username])
render_404 and return unless @user
@snippets = SnippetsFinder.new.execute(current_user, {
filter: :by_user,
user: @user,
scope: params[:scope] }).
page(params[:page])
render 'index'
else
redirect_to(current_user ? dashboard_snippets_path : explore_snippets_path)
end
end
def new
@snippet = PersonalSnippet.new
end
def create
@snippet = CreateSnippetService.new(nil, current_user,
snippet_params).execute
respond_with @snippet.becomes(Snippet)
end
def edit
end
def update
UpdateSnippetService.new(nil, current_user, @snippet,
snippet_params).execute
respond_with @snippet.becomes(Snippet)
end
def show
end
def destroy
return access_denied! unless can?(current_user, :admin_personal_snippet, @snippet)
@snippet.destroy
redirect_to snippets_path
end
def raw
send_data(
@snippet.content,
type: 'text/plain; charset=utf-8',
disposition: 'inline',
filename: @snippet.sanitized_file_name
)
end
def download
send_data(
@snippet.content,
type: 'text/plain; charset=utf-8',
filename: @snippet.sanitized_file_name
)
end
protected
def snippet
@snippet ||= if current_user
PersonalSnippet.where("author_id = ? OR visibility_level IN (?)",
current_user.id,
[Snippet::PUBLIC, Snippet::INTERNAL]).
find(params[:id])
else
PersonalSnippet.find(params[:id])
end
end
alias_method :awardable, :snippet
def authorize_read_snippet!
authenticate_user! unless can?(current_user, :read_personal_snippet, @snippet)
end
def authorize_update_snippet!
return render_404 unless can?(current_user, :update_personal_snippet, @snippet)
end
def authorize_admin_snippet!
return render_404 unless can?(current_user, :admin_personal_snippet, @snippet)
end
def snippet_params
params.require(:personal_snippet).permit(:title, :content, :file_name, :private, :visibility_level)
end
end
|