1 | #Region "Microsoft.VisualBasic::fcbf335bc09ce18a54db64acd24da7d4, Microsoft.VisualBasic.Core\ApplicationServices\LanguageHelper\StringResources.vb" |
2 | |
3 | ' Author: |
4 | ' |
5 | ' asuka (amethyst.asuka@gcmodeller.org) |
6 | ' xie (genetics@smrucc.org) |
7 | ' xieguigang (xie.guigang@live.com) |
8 | ' |
9 | ' Copyright (c) 2018 GPL3 Licensed |
10 | ' |
11 | ' |
12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
13 | ' |
14 | ' |
15 | ' This program is free software: you can redistribute it and/or modify |
16 | ' it under the terms of the GNU General Public License as published by |
17 | ' the Free Software Foundation, either version 3 of the License, or |
18 | ' (at your option) any later version. |
19 | ' |
20 | ' This program is distributed in the hope that it will be useful, |
21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
23 | ' GNU General Public License for more details. |
24 | ' |
25 | ' You should have received a copy of the GNU General Public License |
26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
27 | |
28 | |
29 | |
30 | ' /********************************************************************************/ |
31 | |
32 | ' Summaries: |
33 | |
34 | ' Class StringResources |
35 | ' |
36 | ' Properties: [Default], Name, Resources |
37 | ' |
38 | ' Constructor: (+1 Overloads) Sub New |
39 | ' Function: __getLanguageResources, __getValue, SafelyGenerates, ToString |
40 | ' |
41 | ' |
42 | ' /********************************************************************************/ |
43 | |
44 | #End Region |
45 | |
46 | Imports System.Reflection |
47 | Imports Microsoft.VisualBasic.Linq.Extensions |
48 | |
49 | Namespace ApplicationServices.Globalization |
50 | |
51 | Public Class StringResources(Of TLanguage) |
52 | |
53 | Public ReadOnly Property Resources As Dictionary(Of TLanguage, LanguageAttribute) |
54 | Public ReadOnly Property Name As String |
55 | ''' <summary> |
56 | ''' 从属性或者域上面解析出来的默认的语言值 |
57 | ''' </summary> |
58 | ''' <returns></returns> |
59 | Public ReadOnly Property [Default] As String |
60 | |
61 | Sub New(name$, resources As LanguageAttribute()) |
62 | Me.Name = name |
63 | Me.Resources = resources _ |
64 | .ToDictionary(Function(lang) CTypeDynamic(Of TLanguage)(lang.Language), |
65 | Function(lang) lang) |
66 | End Sub |
67 | |
68 | Public Overrides Function ToString() As String |
69 | Return $"{Name}({Resources.Count}) = {[Default]}" |
70 | End Function |
71 | |
72 | Public Shared Function SafelyGenerates(member As MemberInfo) As StringResources(Of TLanguage) |
73 | Dim langResources = __getLanguageResources(member) |
74 | |
75 | If langResources.IsNullOrEmpty Then |
76 | Return Nothing |
77 | Else |
78 | Return New StringResources(Of TLanguage)(member.Name, langResources) With { |
79 | ._Default = __getValue(member) |
80 | } |
81 | End If |
82 | End Function |
83 | |
84 | Private Shared Function __getValue(member As MemberInfo) As String |
85 | Dim value As Object |
86 | |
87 | If (member.MemberType = MemberTypes.Property) Then |
88 | value = DirectCast(member, PropertyInfo).GetValue(Nothing, Nothing) |
89 | Else |
90 | value = DirectCast(member, FieldInfo).GetValue(Nothing) |
91 | End If |
92 | |
93 | Return Scripting.ToString(value) |
94 | End Function |
95 | |
96 | Private Shared Function __getLanguageResources(member As MemberInfo) As LanguageAttribute() |
97 | Dim attrs As Object() = member.GetCustomAttributes(attributeType:=GetType(LanguageAttribute), inherit:=True) |
98 | |
99 | If attrs.IsNullOrEmpty Then |
100 | Return Nothing |
101 | Else |
102 | Return attrs _ |
103 | .Select(Function(attr) DirectCast(attr, LanguageAttribute)) _ |
104 | .ToArray |
105 | End If |
106 | End Function |
107 | End Class |
108 | End Namespace |