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Merge commit 'refs/merge-requests/128' of git://gitorious.org/noosfero/noosfero …
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app/helpers/tags_helper.rb
... | ... | @@ -20,12 +20,12 @@ module TagsHelper |
20 | 20 | # |
21 | 21 | # <tt>options</tt> can include one or more of the following: |
22 | 22 | # |
23 | - # * <tt>:max_size</tt>: font size for the tag with largest count | |
24 | - # * <tt>:min_size</tt>: font size for the tag with smallest count | |
23 | + # * <tt>:max_size</tt>: font size for the tag with largest count | |
24 | + # * <tt>:min_size</tt>: font size for the tag with smallest count | |
25 | 25 | # * <tt>:show_count</tt>: whether to show the count of contents for each tag. Defauls to <tt>false</tt>. |
26 | - # | |
26 | + # | |
27 | 27 | # The algorithm for generating the different sizes and positions is a |
28 | - # courtesy of Aurelio: http://www.colivre.coop.br/Aurium/Nuvem | |
28 | + # courtesy of Aurelio: http://www.colivre.coop.br/Aurium/Nuvem | |
29 | 29 | # (pt_BR only). |
30 | 30 | def tag_cloud(tags, tagname_option, url, options = {}) |
31 | 31 | |
... | ... | @@ -41,7 +41,15 @@ module TagsHelper |
41 | 41 | max = tags.values.max.to_f |
42 | 42 | min = tags.values.min.to_f |
43 | 43 | |
44 | - tags.sort_by{ |k,v| k.downcase }.map do |tag,count| | |
44 | + # Uses iconv to translate utf8 strings to ascii. | |
45 | + # If can't translate a character, ignore it. | |
46 | + require 'iconv' | |
47 | + utf8_to_ascii = Iconv.new("ASCII//TRANSLIT//IGNORE","UTF8") | |
48 | + # Sorts first based on translated strings and then, if they are equal, based on the original form. | |
49 | + # This way variant characters falls on the same level as their base characters and don't end up | |
50 | + # at the end of the tag list. | |
51 | + # Example: AA ÁA AB Z instead of AA AB Z ÁA | |
52 | + tags.collect{ |k,v| [utf8_to_ascii.iconv(k).downcase, [k,v]] }.sort.collect { |ascii, t| t }.map do |tag,count| | |
45 | 53 | if ( max == min ) |
46 | 54 | v = 0.5 |
47 | 55 | else | ... | ... |
test/unit/tags_helper_test.rb
... | ... | @@ -18,4 +18,14 @@ class TagsHelperTest < ActiveSupport::TestCase |
18 | 18 | assert_equal %w(aTag beTag tag1 Tag2 Tag3).join("\n"), result |
19 | 19 | end |
20 | 20 | |
21 | + should 'order tags alphabetically with special characters' do | |
22 | + result = tag_cloud( | |
23 | + { 'aula'=>9, 'área'=>2, 'area'=>2, 'avião'=>2, 'armário'=>2, | |
24 | + 'A'=>1, 'Á'=>1, 'AB'=>1, 'ÁA'=>1 }, | |
25 | + :id, | |
26 | + { :host=>'noosfero.org', :controller=>'test', :action=>'tag' } | |
27 | + ) | |
28 | + assert_equal %w(A Á ÁA AB area área armário aula avião).join("\n"), result | |
29 | + end | |
30 | + | |
21 | 31 | end | ... | ... |