@@ -1,72 +1,68 | |||
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1 | 1 | |
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2 | 2 | module Redmine |
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3 | 3 | module CodesetUtil |
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4 | 4 | |
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5 | 5 | def self.replace_invalid_utf8(str) |
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6 | 6 | return str if str.nil? |
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7 | 7 | str.force_encoding('UTF-8') |
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8 | 8 | if ! str.valid_encoding? |
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9 | 9 | str = str.encode("US-ASCII", :invalid => :replace, |
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10 | 10 | :undef => :replace, :replace => '?').encode("UTF-8") |
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11 | 11 | end |
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12 | 12 | str |
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13 | 13 | end |
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14 | 14 | |
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15 | 15 | def self.to_utf8(str, encoding) |
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16 | 16 | return str if str.nil? |
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17 | 17 | str.force_encoding("ASCII-8BIT") |
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18 | 18 | if str.empty? |
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19 | 19 | str.force_encoding("UTF-8") |
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20 | 20 | return str |
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21 | 21 | end |
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22 | 22 | enc = encoding.blank? ? "UTF-8" : encoding |
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23 | 23 | if enc.upcase != "UTF-8" |
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24 | 24 | str.force_encoding(enc) |
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25 | 25 | str = str.encode("UTF-8", :invalid => :replace, |
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26 | 26 | :undef => :replace, :replace => '?') |
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27 | 27 | else |
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28 | str.force_encoding("UTF-8") | |
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29 | if ! str.valid_encoding? | |
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30 | str = str.encode("US-ASCII", :invalid => :replace, | |
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31 | :undef => :replace, :replace => '?').encode("UTF-8") | |
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32 | end | |
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28 | str = replace_invalid_utf8(str) | |
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33 | 29 | end |
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34 | 30 | str |
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35 | 31 | end |
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36 | 32 | |
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37 | 33 | def self.to_utf8_by_setting(str) |
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38 | 34 | return str if str.nil? |
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39 | 35 | self.to_utf8_by_setting_internal(str).force_encoding('UTF-8') |
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40 | 36 | end |
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41 | 37 | |
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42 | 38 | def self.to_utf8_by_setting_internal(str) |
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43 | 39 | return str if str.nil? |
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44 | 40 | str.force_encoding('ASCII-8BIT') |
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45 | 41 | return str if str.empty? |
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46 | 42 | return str if /\A[\r\n\t\x20-\x7e]*\Z/n.match(str) # for us-ascii |
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47 | 43 | str.force_encoding('UTF-8') |
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48 | 44 | encodings = Setting.repositories_encodings.split(',').collect(&:strip) |
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49 | 45 | encodings.each do |encoding| |
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50 | 46 | begin |
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51 | 47 | str.force_encoding(encoding) |
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52 | 48 | utf8 = str.encode('UTF-8') |
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53 | 49 | return utf8 if utf8.valid_encoding? |
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54 | 50 | rescue |
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55 | 51 | # do nothing here and try the next encoding |
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56 | 52 | end |
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57 | 53 | end |
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58 | 54 | self.replace_invalid_utf8(str).force_encoding('UTF-8') |
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59 | 55 | end |
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60 | 56 | |
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61 | 57 | def self.from_utf8(str, encoding) |
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62 | 58 | str ||= '' |
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63 | 59 | str.force_encoding('UTF-8') |
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64 | 60 | if encoding.upcase != 'UTF-8' |
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65 | 61 | str = str.encode(encoding, :invalid => :replace, |
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66 | 62 | :undef => :replace, :replace => '?') |
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67 | 63 | else |
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68 | 64 | str = self.replace_invalid_utf8(str) |
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69 | 65 | end |
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70 | 66 | end |
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71 | 67 | end |
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72 | 68 | end |
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