5 // Copyright (c) 2007-2008 Jiri Moudry, Pascal Craponne
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7 // Permission is hereby granted, free of charge, to any person obtaining a copy
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8 // of this software and associated documentation files (the "Software"), to deal
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9 // in the Software without restriction, including without limitation the rights
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10 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 // copies of the Software, and to permit persons to whom the Software is
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12 // furnished to do so, subject to the following conditions:
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14 // The above copyright notice and this permission notice shall be included in
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15 // all copies or substantial portions of the Software.
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17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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20 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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27 namespace DbLinq.Language.Implementation
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30 /// Words with singular/plural capacity, changed in the end
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37 abstract class AbstractEndPluralWords : AbstractWords
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40 /// Corresponding singular and plural endings
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42 protected class SingularPlural
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47 public string Singular;
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51 public string Plural;
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55 /// Singulars and plurals ends
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57 /// <value>The singulars plurals.</value>
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58 protected abstract SingularPlural[] SingularsPlurals { get; }
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61 /// using English heuristics, convert 'dogs' to 'dog',
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62 /// 'categories' to 'category',
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63 /// 'cat' remains unchanged.
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65 protected override string ComputeSingular(string plural)
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67 if (plural.Length < 2)
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70 // we run on every possible singular/plural
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71 foreach (SingularPlural sp in SingularsPlurals)
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73 string newWord = Try(plural, sp.Plural, sp.Singular);
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74 if (newWord != null)
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82 /// using English heuristics, convert 'dog' to 'dogs',
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83 /// 'bass' remains unchanged.
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85 protected override string ComputePlural(string singular)
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87 if (singular.Length < 2)
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90 foreach (SingularPlural sp in SingularsPlurals)
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92 string newWord = Try(singular, sp.Singular, sp.Plural);
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93 if (newWord != null)
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101 /// Tries the specified word for singular/plural.
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103 /// <param name="word">The word.</param>
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104 /// <param name="ending">The ending.</param>
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105 /// <param name="newEnding">The new ending.</param>
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106 /// <returns></returns>
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107 protected string Try(string word, string ending, string newEnding)
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109 // if the word ends with tested end
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110 if (word.ToLower().EndsWith(ending))
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112 // then substitute old end by new end ...
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113 string newWord = word.Substring(0, word.Length - ending.Length) + newEnding;
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114 // ... and if the word exists, we have the right one
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115 if (Exists(newWord))
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