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
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
# redMine - project management software
# Copyright (C) 2006-2007 Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
require 'diff'
class WikiController < ApplicationController
layout 'base'
before_filter :find_wiki, :authorize
verify :method => :post, :only => [:destroy, :destroy_attachment], :redirect_to => { :action => :index }
helper :attachments
include AttachmentsHelper
# display a page (in editing mode if it doesn't exist)
def index
page_title = params[:page]
@page = @wiki.find_or_new_page(page_title)
if @page.new_record?
edit
render :action => 'edit' and return
end
@content = @page.content_for_version(params[:version])
if params[:export] == 'html'
export = render_to_string :action => 'export', :layout => false
send_data(export, :type => 'text/html', :filename => "#{@page.title}.html")
return
elsif params[:export] == 'txt'
send_data(@content.text, :type => 'text/plain', :filename => "#{@page.title}.txt")
return
end
render :action => 'show'
end
# edit an existing page or a new one
def edit
@page = @wiki.find_or_new_page(params[:page])
@page.content = WikiContent.new(:page => @page) if @page.new_record?
@content = @page.content_for_version(params[:version])
@content.text = "h1. #{@page.pretty_title}" if @content.text.blank?
# don't keep previous comment
@content.comments = nil
if request.post?
if @content.text == params[:content][:text]
# don't save if text wasn't changed
redirect_to :action => 'index', :id => @project, :page => @page.title
return
end
#@content.text = params[:content][:text]
#@content.comments = params[:content][:comments]
@content.attributes = params[:content]
@content.author = logged_in_user
# if page is new @page.save will also save content, but not if page isn't a new record
if (@page.new_record? ? @page.save : @content.save)
redirect_to :action => 'index', :id => @project, :page => @page.title
end
end
rescue ActiveRecord::StaleObjectError
# Optimistic locking exception
flash[:error] = l(:notice_locking_conflict)
end
# show page history
def history
@page = @wiki.find_page(params[:page])
@version_count = @page.content.versions.count
@version_pages = Paginator.new self, @version_count, 25, params['p']
# don't load text
@versions = @page.content.versions.find :all,
:select => "id, author_id, comments, updated_on, version",
:order => 'version DESC',
:limit => @version_pages.items_per_page + 1,
:offset => @version_pages.current.offset
render :layout => false if request.xhr?
end
def diff
@page = @wiki.find_page(params[:page])
@diff = @page.diff(params[:version], params[:version_from])
render_404 unless @diff
end
# remove a wiki page and its history
def destroy
@page = @wiki.find_page(params[:page])
@page.destroy if @page
redirect_to :action => 'special', :id => @project, :page => 'Page_index'
end
# display special pages
def special
page_title = params[:page].downcase
case page_title
# show pages index, sorted by title
when 'page_index'
# eager load information about last updates, without loading text
@pages = @wiki.pages.find :all, :select => "#{WikiPage.table_name}.*, #{WikiContent.table_name}.updated_on",
:joins => "LEFT JOIN #{WikiContent.table_name} ON #{WikiContent.table_name}.page_id = #{WikiPage.table_name}.id",
:order => 'title'
# export wiki to a single html file
when 'export'
@pages = @wiki.pages.find :all, :order => 'title'
export = render_to_string :action => 'export_multiple', :layout => false
send_data(export, :type => 'text/html', :filename => "wiki.html")
return
else
# requested special page doesn't exist, redirect to default page
redirect_to :action => 'index', :id => @project, :page => nil and return
end
render :action => "special_#{page_title}"
end
def preview
page = @wiki.find_page(params[:page])
@attachements = page.attachments if page
@text = params[:content][:text]
render :partial => 'preview'
end
def add_attachment
@page = @wiki.find_page(params[:page])
# Save the attachments
params[:attachments].each { |file|
next unless file.size > 0
a = Attachment.create(:container => @page, :file => file, :author => logged_in_user)
} if params[:attachments] and params[:attachments].is_a? Array
redirect_to :action => 'index', :page => @page.title
end
def destroy_attachment
@page = @wiki.find_page(params[:page])
@page.attachments.find(params[:attachment_id]).destroy
redirect_to :action => 'index', :page => @page.title
end
private
def find_wiki
@project = Project.find(params[:id])
@wiki = @project.wiki
render_404 unless @wiki
rescue ActiveRecord::RecordNotFound
render_404
end
end
|
