| 1 | #Region "Microsoft.VisualBasic::1472354ab6a5d2b672d99b8df06c3298, Microsoft.VisualBasic.Core\Scripting\ExternalCall.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 ExternalCall |
| 35 | ' |
| 36 | ' Constructor: (+1 Overloads) Sub New |
| 37 | ' Function: buildArguments, Run, Shell, ToString |
| 38 | ' |
| 39 | ' Structure ShellValue |
| 40 | ' |
| 41 | ' Constructor: (+1 Overloads) Sub New |
| 42 | ' Function: GetObject, ToString |
| 43 | ' |
| 44 | ' |
| 45 | ' /********************************************************************************/ |
| 46 | |
| 47 | #End Region |
| 48 | |
| 49 | Imports System.Collections.Specialized |
| 50 | Imports System.Runtime.CompilerServices |
| 51 | Imports Microsoft.VisualBasic.ApplicationServices |
| 52 | Imports Microsoft.VisualBasic.CommandLine |
| 53 | Imports Microsoft.VisualBasic.Serialization.JSON |
| 54 | Imports Microsoft.VisualBasic.Text |
| 55 | |
| 56 | Namespace Scripting |
| 57 | |
| 58 | ''' <summary> |
| 59 | ''' Shell object for the external script running. |
| 60 | ''' </summary> |
| 61 | Public Class ExternalCall |
| 62 | |
| 63 | ''' <summary> |
| 64 | ''' 脚本宿主的可执行文件的路径 |
| 65 | ''' </summary> |
| 66 | ReadOnly __host As String |
| 67 | ReadOnly __ext As String |
| 68 | |
| 69 | ''' <summary> |
| 70 | ''' |
| 71 | ''' </summary> |
| 72 | ''' <param name="host">The program its file name to run the script</param> |
| 73 | ''' <param name="ext">File extension name of this type of script</param> |
| 74 | Sub New(host As String, Optional ext As String = ".txt") |
| 75 | __host = FileIO.FileSystem.GetFileInfo(host).FullName |
| 76 | __ext = ext |
| 77 | End Sub |
| 78 | |
| 79 | ''' <summary> |
| 80 | ''' |
| 81 | ''' </summary> |
| 82 | ''' <param name="script">The script content</param> |
| 83 | ''' <param name="args"></param> |
| 84 | ''' <returns></returns> |
| 85 | Public Function Run(script As String, Optional args As NameValueCollection = Nothing) As ShellValue |
| 86 | Dim tmp As String = App.GetAppSysTempFile(__ext) |
| 87 | Call script.SaveTo(tmp, Encodings.ASCII.CodePage) |
| 88 | Return Shell(path:=tmp, args:=args) |
| 89 | End Function |
| 90 | |
| 91 | ''' <summary> |
| 92 | ''' |
| 93 | ''' </summary> |
| 94 | ''' <param name="path">The script file path</param> |
| 95 | ''' <param name="args"></param> |
| 96 | ''' <returns></returns> |
| 97 | ''' <remarks>Perl脚本测试通过!</remarks> |
| 98 | Public Function Shell(path As String, Optional args As NameValueCollection = Nothing) As ShellValue |
| 99 | Dim param As String = buildArguments(args) |
| 100 | Dim IO As New IORedirect(__host, path & " " & param) |
| 101 | Dim code As Integer = IO.Start(WaitForExit:=True) |
| 102 | Return New ShellValue(IO, code) |
| 103 | End Function |
| 104 | |
| 105 | Private Shared Function buildArguments(args As NameValueCollection) As String |
| 106 | If args Is Nothing Then |
| 107 | Return "" |
| 108 | Else |
| 109 | Return args _ |
| 110 | .AllKeys _ |
| 111 | .Select(Function(s) |
| 112 | Return $"{s} {args.Get(s).CLIToken}" |
| 113 | End Function) _ |
| 114 | .JoinBy(" ") |
| 115 | End If |
| 116 | End Function |
| 117 | |
| 118 | Public Overrides Function ToString() As String |
| 119 | Return __host |
| 120 | End Function |
| 121 | End Class |
| 122 | |
| 123 | ''' <summary> |
| 124 | ''' Script shell result. |
| 125 | ''' </summary> |
| 126 | Public Structure ShellValue |
| 127 | ''' <summary> |
| 128 | ''' Standard output on the console |
| 129 | ''' </summary> |
| 130 | Public STD_OUT As String |
| 131 | ''' <summary> |
| 132 | ''' Standard error |
| 133 | ''' </summary> |
| 134 | Public STD_ERR As String |
| 135 | ''' <summary> |
| 136 | ''' Process exit code |
| 137 | ''' </summary> |
| 138 | Public state As Integer |
| 139 | |
| 140 | Sub New(io As IORedirect, exitCode As Integer) |
| 141 | state = exitCode |
| 142 | STD_OUT = io.StandardOutput |
| 143 | STD_ERR = io.GetError |
| 144 | End Sub |
| 145 | |
| 146 | ''' <summary> |
| 147 | ''' Parsing object from the standard output |
| 148 | ''' </summary> |
| 149 | ''' <typeparam name="T"></typeparam> |
| 150 | ''' <param name="parser">Object parser</param> |
| 151 | ''' <returns></returns> |
| 152 | ''' |
| 153 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
| 154 | Public Function GetObject(Of T)(parser As Func(Of String, T)) As T |
| 155 | Return parser(STD_OUT) |
| 156 | End Function |
| 157 | |
| 158 | Public Overrides Function ToString() As String |
| 159 | Return Me.GetJson |
| 160 | End Function |
| 161 | End Structure |
| 162 | End Namespace |