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decklindecklin
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Don't use a rackup config; just a classic single-file script
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‎git-wiki.rb

Lines changed: 163 additions & 169 deletions
Original file line numberDiff line numberDiff line change
@@ -1,181 +1,175 @@
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require "sinatra/base"
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require "haml"
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require "grit"
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require "rdiscount"
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#!/usr/bin/env ruby
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require 'sinatra'
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require 'haml'
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require 'grit'
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require 'rdiscount'
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module GitWiki
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class << self
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attr_accessor :homepage, :extension, :repository
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end
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@repository = Grit::Repo.new(ARGV[0] || File.expand_path('~/wiki'))
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@extension = ARGV[1] || '.markdown'
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@homepage = ARGV[2] || 'Home'
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end
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class PageNotFound < Sinatra::NotFound
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attr_reader :name
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def initialize(name)
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@name = name
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end
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end
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class Page
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def self.find_all
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return [] if repository.tree.contents.empty?
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GitWiki.repository.tree.contents.collect { |blob| new(blob) }
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end
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def self.find(name)
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page_blob = find_blob(name)
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raise PageNotFound.new(name) unless page_blob
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new(page_blob)
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end
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def self.find_or_create(name)
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find(name)
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rescue PageNotFound
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new(create_blob_for(name))
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end
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def self.css_class_for(name)
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find(name)
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"exists"
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rescue PageNotFound
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"unknown"
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end
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def self.repository
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GitWiki.repository || raise
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end
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def self.extension
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GitWiki.extension || raise
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end
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def self.find_blob(page_name)
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repository.tree/(page_name + extension)
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end
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private_class_method :find_blob
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def self.create_blob_for(page_name)
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Grit::Blob.create(repository, {
65+
:name => page_name + extension,
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:data => ""
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})
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end
69+
private_class_method :create_blob_for
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def initialize(blob)
72+
@blob = blob
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end
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def to_html
76+
RDiscount.new(wiki_link(content)).to_html
77+
end
78+
79+
def to_s
80+
name
81+
end
82+
83+
def new?
84+
@blob.id.nil?
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end
86+
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def name
88+
@blob.name.gsub(/#{File.extname(@blob.name)}$/, '')
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end
90+
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def content
92+
@blob.data
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end
94+
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def update_content(new_content)
96+
return if new_content == content
97+
File.open(file_name, "w") { |f| f << new_content }
98+
add_to_index_and_commit!
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end
100+
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private
102+
def add_to_index_and_commit!
103+
Dir.chdir(self.class.repository.working_dir) {
104+
self.class.repository.add(@blob.name)
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}
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self.class.repository.commit_index(commit_message)
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end
108+
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def file_name
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File.join(self.class.repository.working_dir, name + self.class.extension)
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end
112+
113+
def commit_message
114+
new? ? "Created #{name}" : "Updated #{name}"
115+
end
10116

11-
def self.new(repository, extension, homepage)
12-
self.homepage = homepage
13-
self.extension = extension
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self.repository = Grit::Repo.new(repository)
15-
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App
17-
end
18-
19-
class PageNotFound < Sinatra::NotFound
20-
attr_reader :name
21-
22-
def initialize(name)
23-
@name = name
24-
end
25-
end
26-
27-
class Page
28-
def self.find_all
29-
return [] if repository.tree.contents.empty?
30-
repository.tree.contents.collect { |blob| new(blob) }
31-
end
32-
33-
def self.find(name)
34-
page_blob = find_blob(name)
35-
raise PageNotFound.new(name) unless page_blob
36-
new(page_blob)
37-
end
38-
39-
def self.find_or_create(name)
40-
find(name)
41-
rescue PageNotFound
42-
new(create_blob_for(name))
43-
end
44-
45-
def self.css_class_for(name)
46-
find(name)
47-
"exists"
48-
rescue PageNotFound
49-
"unknown"
50-
end
51-
52-
def self.repository
53-
GitWiki.repository || raise
54-
end
55-
56-
def self.extension
57-
GitWiki.extension || raise
58-
end
59-
60-
def self.find_blob(page_name)
61-
repository.tree/(page_name + extension)
62-
end
63-
private_class_method :find_blob
64-
65-
def self.create_blob_for(page_name)
66-
Grit::Blob.create(repository, {
67-
:name => page_name + extension,
68-
:data => ""
69-
})
70-
end
71-
private_class_method :create_blob_for
72-
73-
def initialize(blob)
74-
@blob = blob
75-
end
76-
77-
def to_html
78-
RDiscount.new(wiki_link(content)).to_html
79-
end
80-
81-
def to_s
82-
name
83-
end
84-
85-
def new?
86-
@blob.id.nil?
87-
end
88-
89-
def name
90-
@blob.name.gsub(/#{File.extname(@blob.name)}$/, '')
91-
end
92-
93-
def content
94-
@blob.data
95-
end
96-
97-
def update_content(new_content)
98-
return if new_content == content
99-
File.open(file_name, "w") { |f| f << new_content }
100-
add_to_index_and_commit!
101-
end
102-
103-
private
104-
def add_to_index_and_commit!
105-
Dir.chdir(self.class.repository.working_dir) {
106-
self.class.repository.add(@blob.name)
107-
}
108-
self.class.repository.commit_index(commit_message)
109-
end
110-
111-
def file_name
112-
File.join(self.class.repository.working_dir, name + self.class.extension)
113-
end
114-
115-
def commit_message
116-
new? ? "Created #{name}" : "Updated #{name}"
117-
end
118-
119-
def wiki_link(str)
120-
str.gsub(/([A-Z][a-z]+[A-Z][A-Za-z0-9]+)/) { |page|
121-
%Q{<a class="#{self.class.css_class_for(page)}"} +
122-
%Q{href="/#{page}">#{page}</a>}
123-
}
124-
end
125-
end
126-
127-
class App < Sinatra::Base
128-
set :app_file, __FILE__
129-
set :haml, { :format => :html5,
130-
:attr_wrapper => '"' }
131-
enable :inline_templates
132-
133-
error PageNotFound do
134-
page = request.env["sinatra.error"].name
135-
redirect "/#{page}/edit"
136-
end
137-
138-
before do
139-
content_type "text/html", :charset => "utf-8"
140-
end
141-
142-
get "/" do
143-
redirect "/" + GitWiki.homepage
144-
end
145-
146-
get "/pages" do
147-
@pages = Page.find_all
148-
haml :list
149-
end
150-
151-
get "/:page/edit" do
152-
@page = Page.find_or_create(params[:page])
153-
haml :edit
154-
end
155-
156-
get "/:page" do
157-
@page = Page.find(params[:page])
158-
haml :show
159-
end
160-
161-
post "/:page" do
162-
@page = Page.find_or_create(params[:page])
163-
@page.update_content(params[:body])
164-
redirect "/#{@page}"
165-
end
166-
167-
private
168-
def title(title=nil)
169-
@title = title.to_s unless title.nil?
170-
@title
171-
end
172-
173-
def list_item(page)
174-
%Q{<a class="page_name" href="/#{page}">#{page.name}</a>}
175-
end
117+
def wiki_link(str)
118+
str.gsub(/([A-Z][a-z]+[A-Z][A-Za-z0-9]+)/) { |page|
119+
%Q{<a class="#{self.class.css_class_for(page)}"} +
120+
%Q{href="/#{page}">#{page}</a>}
121+
}
176122
end
177123
end
178124

125+
set :haml, :format => :html5, :attr_wrapper => '"'
126+
enable :inline_templates
127+
128+
error PageNotFound do
129+
page = request.env["sinatra.error"].name
130+
redirect "/#{page}/edit"
131+
end
132+
133+
before do
134+
content_type "text/html", :charset => "utf-8"
135+
end
136+
137+
helpers do
138+
def title(title=nil)
139+
@title = title.to_s unless title.nil?
140+
@title
141+
end
142+
143+
def list_item(page)
144+
%Q{<a class="page_name" href="/#{page}">#{page.name}</a>}
145+
end
146+
end
147+
148+
get "/" do
149+
redirect "/" + GitWiki.homepage
150+
end
151+
152+
get "/pages" do
153+
@pages = Page.find_all
154+
haml :list
155+
end
156+
157+
get "/:page/edit" do
158+
@page = Page.find_or_create(params[:page])
159+
haml :edit
160+
end
161+
162+
get "/:page" do
163+
@page = Page.find(params[:page])
164+
haml :show
165+
end
166+
167+
post "/:page" do
168+
@page = Page.find_or_create(params[:page])
169+
@page.update_content(params[:body])
170+
redirect "/#{@page}"
171+
end
172+
179173
__END__
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@@ layout
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!!!

‎run.ru

Lines changed: 0 additions & 5 deletions
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