##// END OF EJS Templates
Extracts a diff helper from the WikiDiff class....
Jean-Philippe Lang -
r4832:d06f4d013d32
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@@ -0,0 +1,72
1 # Redmine - project management software
2 # Copyright (C) 2006-2011 Jean-Philippe Lang
3 #
4 # This program is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU General Public License
6 # as published by the Free Software Foundation; either version 2
7 # of the License, or (at your option) any later version.
8 #
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
13 #
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17
18 module Redmine
19 module Helpers
20 class Diff
21 include ERB::Util
22 include ActionView::Helpers::TagHelper
23 include ActionView::Helpers::TextHelper
24 attr_reader :diff, :words
25
26 def initialize(content_to, content_from)
27 @words = content_to.to_s.split(/(\s+)/)
28 @words = @words.select {|word| word != ' '}
29 words_from = content_from.to_s.split(/(\s+)/)
30 words_from = words_from.select {|word| word != ' '}
31 @diff = words_from.diff @words
32 end
33
34 def to_html
35 words = self.words.collect{|word| h(word)}
36 words_add = 0
37 words_del = 0
38 dels = 0
39 del_off = 0
40 diff.diffs.each do |diff|
41 add_at = nil
42 add_to = nil
43 del_at = nil
44 deleted = ""
45 diff.each do |change|
46 pos = change[1]
47 if change[0] == "+"
48 add_at = pos + dels unless add_at
49 add_to = pos + dels
50 words_add += 1
51 else
52 del_at = pos unless del_at
53 deleted << ' ' + h(change[2])
54 words_del += 1
55 end
56 end
57 if add_at
58 words[add_at] = '<span class="diff_in">' + words[add_at]
59 words[add_to] = words[add_to] + '</span>'
60 end
61 if del_at
62 words.insert del_at - del_off + dels + words_add, '<span class="diff_out">' + deleted + '</span>'
63 dels += 1
64 del_off += words_del
65 words_del = 0
66 end
67 end
68 simple_format(words.join(' '))
69 end
70 end
71 end
72 end
@@ -1,5 +1,5
1 # redMine - project management software
2 # Copyright (C) 2006-2007 Jean-Philippe Lang
1 # Redmine - project management software
2 # Copyright (C) 2006-2011 Jean-Philippe Lang
3 3 #
4 4 # This program is free software; you can redistribute it and/or
5 5 # modify it under the terms of the GNU General Public License
@@ -29,41 +29,4 module WikiHelper
29 29 end
30 30 s
31 31 end
32
33 def html_diff(wdiff)
34 words = wdiff.words.collect{|word| h(word)}
35 words_add = 0
36 words_del = 0
37 dels = 0
38 del_off = 0
39 wdiff.diff.diffs.each do |diff|
40 add_at = nil
41 add_to = nil
42 del_at = nil
43 deleted = ""
44 diff.each do |change|
45 pos = change[1]
46 if change[0] == "+"
47 add_at = pos + dels unless add_at
48 add_to = pos + dels
49 words_add += 1
50 else
51 del_at = pos unless del_at
52 deleted << ' ' + h(change[2])
53 words_del += 1
54 end
55 end
56 if add_at
57 words[add_at] = '<span class="diff_in">' + words[add_at]
58 words[add_to] = words[add_to] + '</span>'
59 end
60 if del_at
61 words.insert del_at - del_off + dels + words_add, '<span class="diff_out">' + deleted + '</span>'
62 dels += 1
63 del_off += words_del
64 words_del = 0
65 end
66 end
67 simple_format_without_paragraph(words.join(' '))
68 end
69 32 end
@@ -1,5 +1,5
1 1 # Redmine - project management software
2 # Copyright (C) 2006-2009 Jean-Philippe Lang
2 # Copyright (C) 2006-2011 Jean-Philippe Lang
3 3 #
4 4 # This program is free software; you can redistribute it and/or
5 5 # modify it under the terms of the GNU General Public License
@@ -149,17 +149,13 class WikiPage < ActiveRecord::Base
149 149 end
150 150 end
151 151
152 class WikiDiff
153 attr_reader :diff, :words, :content_to, :content_from
152 class WikiDiff < Redmine::Helpers::Diff
153 attr_reader :content_to, :content_from
154 154
155 155 def initialize(content_to, content_from)
156 156 @content_to = content_to
157 157 @content_from = content_from
158 @words = content_to.text.split(/(\s+)/)
159 @words = @words.select {|word| word != ' '}
160 words_from = content_from.text.split(/(\s+)/)
161 words_from = words_from.select {|word| word != ' '}
162 @diff = words_from.diff @words
158 super(content_to.text, content_from.text)
163 159 end
164 160 end
165 161
@@ -12,6 +12,6
12 12 <em>(<%= @diff.content_to.author ? @diff.content_to.author.name : "anonyme" %>, <%= format_time(@diff.content_to.updated_on) %>)</em>
13 13 </p>
14 14
15 <hr />
16
17 <%= html_diff(@diff) %>
15 <div class="text-diff">
16 <%= @diff.to_html %>
17 </div>
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