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BeWoFileExporter hinzugefügt

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This commit is contained in:
Lyndon Jetten
2021-04-07 17:08:46 +02:00
parent d7168e7fa6
commit 0fc87b08b3
9 changed files with 532 additions and 0 deletions
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BeWoFileExporter/.vs/BeWoFileExporter/v16/.suo Normal file
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BeWoFileExporter/App.config Normal file
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<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<startup>
<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
</startup>
<appSettings>
<add key="FileRootDirectory" value="\BWP-Files"/>
<add key="MultitenancyDirectory" value="\MultitenancyForFileExport"/>
</appSettings>
</configuration>

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BeWoFileExporter/BeWoFileExporter.csproj Normal file
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<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
<ProjectGuid>{7352EC50-5812-44CE-B385-F52A3D907945}</ProjectGuid>
<OutputType>Exe</OutputType>
<RootNamespace>BeWoFileExporter</RootNamespace>
<AssemblyName>BeWoFileExporter</AssemblyName>
<TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
<FileAlignment>512</FileAlignment>
<AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
<Deterministic>true</Deterministic>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<PlatformTarget>AnyCPU</PlatformTarget>
<DebugSymbols>true</DebugSymbols>
<DebugType>full</DebugType>
<Optimize>false</Optimize>
<OutputPath>bin\Debug\</OutputPath>
<DefineConstants>DEBUG;TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
<PlatformTarget>AnyCPU</PlatformTarget>
<DebugType>pdbonly</DebugType>
<Optimize>true</Optimize>
<OutputPath>bin\Release\</OutputPath>
<DefineConstants>TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<ItemGroup>
<Reference Include="MySql.Data">
<HintPath>C:\Users\lyndo\BeWo\Lib\MySql.Data.dll</HintPath>
</Reference>
<Reference Include="System" />
<Reference Include="System.Core" />
<Reference Include="System.Xml.Linq" />
<Reference Include="System.Data.DataSetExtensions" />
<Reference Include="Microsoft.CSharp" />
<Reference Include="System.Data" />
<Reference Include="System.Net.Http" />
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<Compile Include="Connection.cs" />
<Compile Include="FileAttachment.cs" />
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="Utils.cs" />
</ItemGroup>
<ItemGroup>
<None Include="App.config" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
</Project>

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BeWoFileExporter/BeWoFileExporter.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 16
VisualStudioVersion = 16.0.31019.35
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BeWoFileExporter", "BeWoFileExporter.csproj", "{7352EC50-5812-44CE-B385-F52A3D907945}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{7352EC50-5812-44CE-B385-F52A3D907945}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{7352EC50-5812-44CE-B385-F52A3D907945}.Debug|Any CPU.Build.0 = Debug|Any CPU
{7352EC50-5812-44CE-B385-F52A3D907945}.Release|Any CPU.ActiveCfg = Release|Any CPU
{7352EC50-5812-44CE-B385-F52A3D907945}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {EAD7FDD1-60AD-478D-8028-2832C296B010}
EndGlobalSection
EndGlobal

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BeWoFileExporter/Connection.cs Normal file
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namespace BeWoFileExporter
{
public class Connection
{
public string Server { get; set; }
public string Uid { get; set; }
public string Database { get; set; }
public string Password { get; set; }
public Connection(string server, string uid, string database, string password)
{
Server = server;
Uid = uid;
Database = database;
Password = password;
}
public string ToMySqlConnectionString()
{
return $"SERVER={Server};UID={Uid};PASSWORD={Password};DATABASE={Database};";
}
}
}

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BeWoFileExporter/FileAttachment.cs Normal file
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namespace BeWoFileExporter
{
public class FileAttachment
{
public long Oid { get; set; }
public string Tenant { get; set; }
public byte[] Data { get; set; }
public FileAttachment(long oid, string tenant, byte[] data)
{
Oid = oid;
Tenant = tenant;
Data = data;
}
}
}

257
BeWoFileExporter/Program.cs Normal file
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using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using System.Linq;
using System.Text;
using MySql.Data.MySqlClient;
namespace BeWoFileExporter
{
internal class Program
{
private static MySqlConnection _MySqlConnection;
private static string BwpRootFileDirectory { get; set; }
/// <summary>
/// Sucht alle Datenbanken nach Blobs in der Tabelle FileAttachment ab, exportiert diese in das BWP-File-Verzeichnis und löscht den Blob aus der Datenbank.
/// </summary>
/// <param name="args">Enthält Kundennummern. Wenn keine Übergeben wird, werden alle Datenbanken auf dem Server durchgegangen.
/// Hat die Position 0 den Wert 'm', wird nach der Kundennummer gefragt.</param>
private static void Main(string[] args)
{
try
{
var selectedTenants = new List<string>();
BwpRootFileDirectory = Utils.GetFileRootDirectoryPath();
var configPath = Utils.GetMultitenancyDirectoryPath();
//#if DEBUG
// BwpRootFileDirectory = @"C:\BWP-Files";
// configPath = @"C:\Users\lyndo\BeWo\Host\Multitenancy";
//#endif
// Prüfen, ob die Kundennummer abgefragt werden soll:
if(args.Length > 0 && args[0] == "m")
{
string tenants = null;
while(tenants == null)
{
Console.Write("Kundennummer (mehrere durch Komma trennen): ");
tenants = Console.ReadLine();
if(tenants != null)
{
var tenantList = tenants.Split(',');
selectedTenants = tenantList.ToList().Select(s => s.Trim()).ToList();
}
}
}
else
{
if(args.Length > 0)
{
// Kann durch Kommata getrennt sein
var tenants = args[0];
if(tenants != null)
{
var tenantList = tenants.Split(',');
selectedTenants = tenantList.ToList();
}
}
}
var configFileNames = selectedTenants.Select(tenant => $"{tenant}.config").ToList();
var configFiles = Directory.EnumerateFiles(configPath).Where(filePath =>
{
var fileName = Path.GetFileName(filePath);
var isSelected = !configFileNames.Any();
if(configFileNames.Count > 0)
{
isSelected = configFileNames.Contains(fileName);
}
return filePath.EndsWith(".config") && isSelected;
}).ToList();
var connections = GetConnectionObjects(configFiles).ToList();
var datenbankplural = connections.Count != 1 ? "en" : string.Empty;
Console.WriteLine($"Exportiere Dateien aus {connections.Count} Datenbank{datenbankplural}\n");
foreach(var connection in connections)
{
_MySqlConnection = new MySqlConnection(connection.ToMySqlConnectionString());
ExtractFiles(connection);
}
}
catch(Exception exception)
{
Console.WriteLine(exception);
}
finally
{
if(_MySqlConnection != null)
{
CloseConnection();
}
Console.Read();
}
}
private static bool OpenConnection()
{
try
{
_MySqlConnection.Open();
return true;
}
catch(MySqlException exception)
{
Console.WriteLine($"Fehler: {exception}\n");
return false;
}
}
private static IEnumerable<Connection> GetConnectionObjects(IEnumerable<string> configFiles)
{
var connections = new List<Connection>();
foreach(var configFile in configFiles)
{
var connectionString = Utils.GetConnectionStringFromConfigFile(configFile)?.Trim();
if(connectionString != null &&
connectionString.Contains("Server=") &&
connectionString.Contains("Password=") &&
connectionString.Contains("User ID=") &&
connectionString.Contains("Initial Catalog="))
{
var server = Utils.GetConnectionStringValue("Server", connectionString);
var password = Utils.GetConnectionStringValue("Password", connectionString);
var uid = Utils.GetConnectionStringValue("User ID", connectionString);
var database = Utils.GetConnectionStringValue("Initial Catalog", connectionString);
connections.Add(new Connection(server, uid, database, password));
}
}
return connections;
}
private static void ExtractFiles(Connection connection)
{
_MySqlConnection = new MySqlConnection(connection.ToMySqlConnectionString());
try
{
if(OpenConnection())
{
LoadFileAttachmentData(connection.Database);
}
}
catch(Exception exception)
{
Console.WriteLine(exception+ "\n");
}
finally
{
CloseConnection();
}
}
private static void LoadFileAttachmentData(string connectionDatabase)
{
const string queryString = "SELECT Oid, Data FROM fileattachment WHERE Data IS NOT NULL;";
if(_MySqlConnection.State == ConnectionState.Open)
{
var mySqlCommand = new MySqlCommand(queryString, _MySqlConnection);
var reader = mySqlCommand.ExecuteReader();
var fileAttachments = new List<FileAttachment>();
while(reader.Read())
{
var data = reader["Data"];
var oid = reader["Oid"];
if(data == null || oid == null)
{
continue;
}
if(data is byte[] byteArray && long.TryParse(oid.ToString(), out var fileAttachmentOid))
{
var tenant = connectionDatabase;
fileAttachments.Add(new FileAttachment(fileAttachmentOid, tenant, byteArray));
}
}
reader.Close();
var fileCount = fileAttachments.Count;
var word = fileCount > 1 ?
$"{fileCount} Dateien werden exportiert" : fileCount == 0 ?
"Keine Dateien exportiert" :
"Eine Datei wird exportiert";
Console.WriteLine($"{connectionDatabase}: {word}\n");
SaveDataToDirectory(fileAttachments, connectionDatabase);
}
}
private static void SaveDataToDirectory(IReadOnlyCollection<FileAttachment> fileAttachments, string connectionDatabase)
{
if(_MySqlConnection.State == ConnectionState.Open && fileAttachments?.Count > 0)
{
Utils.CheckForFileRootDirectory(connectionDatabase, BwpRootFileDirectory);
var updateStringBuilder = new StringBuilder("UPDATE fileattachment SET Data = NULL WHERE Oid IN (");
var oidString = string.Empty;
foreach(var fileAttachment in fileAttachments)
{
File.WriteAllBytes(Utils.GetFilePath(connectionDatabase, fileAttachment.Oid.ToString()), fileAttachment.Data);
oidString += fileAttachment.Oid + ",";
}
updateStringBuilder.Append(oidString.TrimEnd(','));
updateStringBuilder.Append(");");
var updateCommand = new MySqlCommand(updateStringBuilder.ToString()) { Connection = _MySqlConnection };
updateCommand.ExecuteNonQuery();
}
}
private static void CloseConnection()
{
try
{
_MySqlConnection.Close();
}
catch(MySqlException exception)
{
Console.WriteLine(exception+ "\n");
}
}
}
}

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BeWoFileExporter/Properties/AssemblyInfo.cs Normal file
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using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
// General Information about an assembly is controlled through the following
// set of attributes. Change these attribute values to modify the information
// associated with an assembly.
[assembly: AssemblyTitle("BeWoFileExporter")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("")]
[assembly: AssemblyProduct("BeWoFileExporter")]
[assembly: AssemblyCopyright("Copyright © 2021")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]
// Setting ComVisible to false makes the types in this assembly not visible
// to COM components. If you need to access a type in this assembly from
// COM, set the ComVisible attribute to true on that type.
[assembly: ComVisible(false)]
// The following GUID is for the ID of the typelib if this project is exposed to COM
[assembly: Guid("7352ec50-5812-44ce-b385-f52a3d907945")]
// Version information for an assembly consists of the following four values:
//
// Major Version
// Minor Version
// Build Number
// Revision
//
// You can specify all the values or you can default the Build and Revision Numbers
// by using the '*' as shown below:
// [assembly: AssemblyVersion("1.0.*")]
[assembly: AssemblyVersion("1.0.0.0")]
[assembly: AssemblyFileVersion("1.0.0.0")]

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BeWoFileExporter/Utils.cs Normal file
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using System.Configuration;
using System.IO;
using System.Xml;
namespace BeWoFileExporter
{
public static class Utils
{
public static string GetFileRootDirectoryPath()
{
var fileRootDirectoryPath = new AppSettingsReader().GetValue("FileRootDirectory", typeof(string)).ToString();
return fileRootDirectoryPath;
}
public static string GetMultitenancyDirectoryPath()
{
var multitenancyDirectoryPath = new AppSettingsReader().GetValue("MultitenancyDirectory", typeof(string)).ToString();
if(!Directory.Exists(multitenancyDirectoryPath))
{
Directory.CreateDirectory(multitenancyDirectoryPath);
}
return multitenancyDirectoryPath;
}
public static void CheckForFileRootDirectory(string tenant, string fileRootDirectoryPath)
{
var tenantPath = Path.Combine(GetFileRootDirectoryPath(), tenant);
if(!Directory.Exists(fileRootDirectoryPath))
{
Directory.CreateDirectory(fileRootDirectoryPath);
}
if(!Directory.Exists(tenantPath))
{
Directory.CreateDirectory(tenantPath);
}
}
public static string GetFilePath(string tenant, string oid)
{
var rootDirectory = GetFileRootDirectoryPath();
return Path.Combine(rootDirectory, Path.Combine(tenant, oid));
}
public static string GetConnectionStringValue(string variableName, string connectionString)
{
if(connectionString != null && connectionString.Contains(";"))
{
var split = connectionString.Split(';');
foreach(var keyValuePairString in split)
{
var keyToValue = keyValuePairString.Split('=');
if(keyToValue.Length == 2 && keyToValue[0].Trim() == variableName)
{
return keyToValue[1];
}
}
}
return null;
}
public static string GetConnectionStringFromConfigFile(string pathToConfigFile)
{
var xmlDocument = new XmlDocument();
xmlDocument.Load(pathToConfigFile);
var configuration = xmlDocument.ChildNodes.Item(1);
if(configuration?.Name == "configuration")
{
var hibernateConfiguration = configuration.ChildNodes.Item(1);
if(hibernateConfiguration?.Name == "hibernate-configuration")
{
var sessionFactory = hibernateConfiguration.ChildNodes.Item(0);
if(sessionFactory?.Name == "session-factory")
{
var properties = sessionFactory.ChildNodes;
foreach(XmlNode property in properties)
{
if(property?.Attributes?["name"]?.Value == "connection.connection_string")
{
return property.InnerText;
}
}
}
}
}
return null;
}
}
}