513 lines
22 KiB
C#
513 lines
22 KiB
C#
using System;
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using System.IO;
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using System.Linq;
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using System.Collections.Generic;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Mvc;
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using DigitalData.Modules.Interfaces;
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using static DigitalData.Modules.Interfaces.Exceptions;
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using static DigitalData.Modules.Interfaces.ZUGFeRDInterface;
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using static DigitalData.Modules.Interfaces.PropertyValues;
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using System.Data.SqlClient;
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using Microsoft.Extensions.Configuration;
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using System.Xml.Linq;
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using Newtonsoft.Json.Linq;
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using System.Text.RegularExpressions;
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namespace ZUGFeRDRESTService.Controllers
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{
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[Route("api/[controller]")]
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[ApiController]
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public class ValidationController : ControllerBase
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{
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public const string RESPONSE_OK = "OK";
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public const string RESPONSE_ERROR = "ERROR";
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public const string ADDED_WHO = "ZUGFeRD REST Service";
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public const string MESSAGEID_DOMAIN = "test.wisag.de";
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private const int MAX_FILE_SIZE_DEFAULT = 25;
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private readonly ZUGFeRDInterface _zugferd;
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private readonly IDatabase _database;
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private readonly DigitalData.Modules.Logging.LogConfig _logConfig;
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private readonly DigitalData.Modules.Logging.Logger _logger;
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private readonly DigitalData.Modules.Filesystem.File _file;
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private readonly PropertyValues _props;
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//private readonly Dictionary<string, XmlItemProperty> _propertyMap = new Dictionary<string, XmlItemProperty>();
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private readonly List<XmlItemProperty> _propertyMapList = new List<XmlItemProperty>();
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private readonly List<RejectionStringRow> _RecjectionMessageList = new List<RejectionStringRow>();
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private int _MaxFileSizeInMegabytes;
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private bool _AllowFacturX;
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private bool _AllowXRechnung;
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private bool _AllowZugferd2x;
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private bool _AllowZugferd23x;
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private bool _AllowZugferd10;
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private bool _AllowPeppolBISBill3x;
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private string _GDPictureVersion;
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public ValidationController(ILogging logging, IDatabase database, IConfiguration Config)
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{
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_logConfig = logging.LogConfig;
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_logger = _logConfig.GetLogger();
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_file = new DigitalData.Modules.Filesystem.File(_logConfig);
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_logger.Debug("Validation Controller initializing");
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// Read config file and assign all option flags related to
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// - Zugferd files
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// - Filesizes
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ParseConfig(Config);
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_database = database;
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var oGDPictureKey = database.GetGDPictureKey();
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_zugferd = new ZUGFeRDInterface(_logConfig, oGDPictureKey, new ZugferdOptions()
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{
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AllowFacturX_Filename = _AllowFacturX,
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AllowXRechnung_Filename = _AllowXRechnung,
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AllowZugferd_1_0_Schema = _AllowZugferd10,
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AllowZugferd_2_x_Schema = _AllowZugferd2x,
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AllowZugferd_2_3_x_Schema = _AllowZugferd23x,
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AllowPeppol_3_x_Schema = _AllowPeppolBISBill3x
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});
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_props = new PropertyValues(_logConfig);
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var oPropertyMapList = database.GetPropertyMapList();
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_propertyMapList.AddRange(oPropertyMapList);
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_logger.Debug("Property Map list initial: [{0}] entries found. [{1}] entries will be available.", oPropertyMapList.Count, _propertyMapList.Count);
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_RecjectionMessageList = database.GetRejectionMessageList();
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_logger.Debug("Validation Controller initialized!");
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}
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private void ParseConfig(IConfiguration Config)
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{
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var oAppConfig = Config.GetSection("Config");
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var oZugferdConfig = oAppConfig.GetSection("Zugferd");
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if (!bool.TryParse(oZugferdConfig["AllowFacturX"], out _AllowFacturX))
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{
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_logger.Info("Configuration AllowFacturX was not set. Using default value [{0}]", true);
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_AllowFacturX = true;
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}
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if (!bool.TryParse(oZugferdConfig["AllowXRechnung"], out _AllowXRechnung))
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{
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_logger.Info("Configuration AllowXRechnung was not set. Using default value [{0}]", true);
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_AllowXRechnung = true;
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}
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if (!bool.TryParse(oZugferdConfig["AllowZugferd2x"], out _AllowZugferd2x))
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{
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_logger.Info("Configuration Zugferd2x was not set. Using default value [{0}]", true);
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_AllowZugferd2x = true;
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}
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if (!bool.TryParse(oZugferdConfig["AllowZugferd23x"], out _AllowZugferd23x))
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{
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_logger.Info("Configuration Zugferd23x was not set. Using default value [{0}]", true);
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_AllowZugferd23x = true;
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}
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if (!bool.TryParse(oZugferdConfig["AllowZugferd10"], out _AllowZugferd10))
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{
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_logger.Info("Configuration Zugferd10 was not set. Using default value [{0}]", false);
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_AllowZugferd10 = false;
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}
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if (!bool.TryParse(oZugferdConfig["AllowPeppolBISBill3x"], out _AllowPeppolBISBill3x))
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{
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_logger.Info("Configuration AllowPeppolBISBill3x was not set. Using default value [{0}]", false);
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_AllowPeppolBISBill3x = false;
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}
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_GDPictureVersion = oAppConfig["GDPictureVersion"];
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if (string.IsNullOrEmpty(_GDPictureVersion))
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{
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_logger.Info("Configuration GDPictureVersion was not set. Using default value [string.Empty]");
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_GDPictureVersion = string.Empty;
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}
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if (!int.TryParse(oAppConfig["MaxFileSizeInMegabytes"], out _MaxFileSizeInMegabytes))
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{
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_logger.Info("Configuration MaxFileSizeInMegabytes was not set. Using default value [{0}]", MAX_FILE_SIZE_DEFAULT);
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_MaxFileSizeInMegabytes = MAX_FILE_SIZE_DEFAULT;
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}
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}
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/// <summary>
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/// POST: /api/validation
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/// </summary>
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/// <param name="file">This parameter's name needs to correspond to the html form's file-input name</param>
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/// <param name="user_id">This is the email address which the user supplied</param>
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[HttpPost]
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public ValidationResponse Post(IFormFile file, string user_id)
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{
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_logger.Info("Start processing request to ValidationController");
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ZugferdResult oZugferdResult = null;
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CheckPropertyValuesResult oPropertyResult = new CheckPropertyValuesResult();
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try
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{
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using Stream oStream = file.OpenReadStream();
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{
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_logger.Info("Checking Filesize of file [{0}]", file.FileName);
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long maxFileSize = _MaxFileSizeInMegabytes * 1024 * 1024;
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bool oFileSizeIsOK = file.Length < maxFileSize;
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if (oFileSizeIsOK == false)
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{
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//throw new ZUGFeRDExecption(ErrorType.FileTooBig, "FileTooBig");
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throw new ZUGFeRDExecption(ErrorCodes.FileSizeLimitReachedException, _MaxFileSizeInMegabytes.ToString(), string.Empty, "FileTooBig");
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}
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_logger.Info("Extracting ZUGFeRD Data from file [{0}]", file.FileName);
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if (file.FileName.EndsWith(".pdf", StringComparison.OrdinalIgnoreCase))
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{
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oZugferdResult = _zugferd.ExtractZUGFeRDFileWithGDPicture(oStream);
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}
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else if (file.FileName.EndsWith(".xml", StringComparison.OrdinalIgnoreCase))
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{
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// Für die Verarbeitung von XML-Belegen
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var oResult = new ZugferdResult()
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{
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DataFileName = file.FileName,
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XElementObject = XElement.Load(oStream)
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};
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oZugferdResult = _zugferd.SerializeZUGFeRDDocument(oResult);
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}
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_logger.Info("Detected Specification was: [{0}]", oZugferdResult.Specification);
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var oFilteredPropertyMap = _zugferd.FilterPropertyMap(_propertyMapList, oZugferdResult.Specification);
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if (oFilteredPropertyMap.Count == 0)
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{
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_logger.Warn("No properties found in property map for specification [{0}]", oZugferdResult.Specification);
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//throw new ZUGFeRDExecption(ErrorType.UnsupportedFormat, "Unsupported Format");
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throw new ZUGFeRDExecption(ErrorCodes.UnsupportedFerdException, "Unsupported Format");
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}
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else
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{
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_logger.Debug("Property map contains [{0}] entries for specification [{1}]", oFilteredPropertyMap.Count, oZugferdResult.Specification);
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}
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_logger.Info("Starting structural check against the database.");
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oPropertyResult = _props.CheckPropertyValues(oZugferdResult.SchemaObject, oFilteredPropertyMap, "MESSAGEID");
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var oRequiredProperties = oFilteredPropertyMap.
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Where(prop => { return prop.Value.IsRequired == true; }).
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Select(prop => { return prop.Value.Description; }).
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ToList();
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_logger.Debug("Found [{0}] required properties", oRequiredProperties.Count);
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_logger.Debug(string.Join(",", oRequiredProperties.ToArray()));
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_logger.Info("Result of checking against the database: {0} valid properties, {1} missing properties",
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oPropertyResult.ValidProperties.Count, oPropertyResult.MissingProperties.Count);
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if (oPropertyResult.MissingProperties.Count > 0)
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{
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//throw new ZUGFeRDExecption(ErrorType.MissingProperties, "Missing Properties");
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throw new ZUGFeRDExecption(ErrorCodes.MissingValueException, "Missing Properties");
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}
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Tuple<bool, string> oValidateResult = ValidateBuyerOrderReference(oPropertyResult.ValidProperties);
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if (oValidateResult.Item1 == false)
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{
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//throw new ZUGFeRDExecption(ErrorType.UnknownError, "Unknown Error");
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throw new ZUGFeRDExecption(ErrorCodes.UnhandledException, "Unknown Error");
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}
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string oValidateResultString = oValidateResult.Item2;
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if (oValidateResultString == "ALL REFERENCES CHECKED POSITIVE")
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{
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string oMessage = "Die hochgeladene Datei ist eine gültige-ZUGFeRD Rechnung";
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_logger.Info($"Responding with message: [{oMessage}]");
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return new ValidationResponse()
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{
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status = RESPONSE_OK,
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message = oMessage
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};
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} else
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{
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string oMessage = oValidateResultString;
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_logger.Info($"Responding with message: [{oMessage}]");
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return new ValidationResponse()
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{
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status = RESPONSE_ERROR,
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message = oMessage
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};
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}
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};
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}
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catch (ZUGFeRDExecption ex)
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{
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_logger.Error(ex);
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string oMessage;
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var oErrors = new List<string>();
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if (ex.ErrorCode != ErrorCodes.NotInUse)
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{
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var rejectionCodeNumber = this.GetRejectionCodeNumber(ex.ErrorCode);
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// Der gesamte Ausgabetext muss anhand des ErrorCodes ermittelt werden
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oMessage = this.GetRejectionMessage(rejectionCodeNumber);
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// Ersetze jetzt die Platzhalter @REPLACE_PARAM1 und @REPLACE_PARAM2
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if (!string.IsNullOrEmpty(ex.Param1) && oMessage.Contains("@REPLACE_PARAM1", StringComparison.OrdinalIgnoreCase))
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{
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oMessage = Regex.Replace(oMessage, "@REPLACE_PARAM1", ex.Param1, RegexOptions.IgnoreCase);
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}
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if (!string.IsNullOrEmpty(ex.Param2) && oMessage.Contains("@REPLACE_PARAM2", StringComparison.OrdinalIgnoreCase))
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{
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oMessage = Regex.Replace(oMessage, "@REPLACE_PARAM2", ex.Param2, RegexOptions.IgnoreCase);
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}
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// Der REJECTION-Code wird in alle Meldungen eingefügt.
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if (!string.IsNullOrEmpty(rejectionCodeNumber) && oMessage.Contains("@REJECTION_CODE", StringComparison.OrdinalIgnoreCase))
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{
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oMessage = Regex.Replace(oMessage, "@REJECTION_CODE", "Ablehnungscode: " + rejectionCodeNumber, RegexOptions.IgnoreCase);
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}
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// Determine if any errors should be sent in the response
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switch (ex.ErrorCode)
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{
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case ErrorCodes.MissingValueException:
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oErrors.AddRange(from item in oPropertyResult.MissingProperties
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select (item.EN16931_ID + "(" + item.Description + ")"));
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break;
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default:
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break;
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}
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}
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else
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{
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oMessage = "Alte Logik. Meldung nicht gefunden";
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}
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_logger.Info($"Responding with message: [{oMessage}]");
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return new ValidationResponse()
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{
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status = RESPONSE_ERROR,
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message = oMessage,
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errors = oErrors
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};
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}
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catch (ValidationException ex)
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{
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var rejectionCodeNumber = this.GetRejectionCodeNumber(ex.ErrorCode);
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// Der gesamte Ausgabetext muss anhand des ErrorCodes ermittelt werden
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string oMessage = this.GetRejectionMessage(rejectionCodeNumber);
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List<string> oErrors = ex.ValidationErrors.Select(e =>
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{
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return $"Element '{e.ElementName}' mit Wert '{e.ElementValue}': {e.ErrorMessageDE}";
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}).ToList();
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return new ValidationResponse()
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{
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status = RESPONSE_ERROR,
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message = oMessage,
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errors = oErrors
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};
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}
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catch (Exception ex)
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{
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_logger.Error(ex);
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string oMessage = "Die hochgeladene Datei kann nicht validiert werden, weil ein unbekannter Fehler aufgetreten ist.";
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_logger.Info($"Responding with message: [{oMessage}]");
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return new ValidationResponse()
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{
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status = RESPONSE_ERROR,
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message = oMessage
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};
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}
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}
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private Tuple<bool, string> ValidateBuyerOrderReference(List<ValidProperty> pProperties)
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{
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var oMessageId = GetMessageId();
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_logger.Debug("Created new MessageId: [{0}]", oMessageId);
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_logger.Debug("Inserting properties into database.");
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foreach (var oItem in pProperties)
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{
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var oResult = InsertPropertyMap(oItem, oMessageId);
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if (oResult == false)
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{
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_logger.Warn("Error while inserting the Property [{0}] into the Database!", oItem.Description);
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}
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}
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_logger.Debug("Calling validation prodecure.");
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try
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{
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using SqlCommand oCommand = new SqlCommand("PRCUST_INV_CHECK_FROM_PORTAL");
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oCommand.CommandType = System.Data.CommandType.StoredProcedure;
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oCommand.Parameters.Clear();
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oCommand.Parameters.Add("@REF_GUID", System.Data.SqlDbType.VarChar, 250).Value = oMessageId;
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oCommand.Parameters.Add("@MSG_OUTPUT", System.Data.SqlDbType.VarChar, 500).Direction = System.Data.ParameterDirection.Output;
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if (_database.MSSQL.ExecuteNonQuery(oCommand))
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{
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string oReturnValue = (string)oCommand.Parameters["@MSG_OUTPUT"].Value;
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return new Tuple<bool, string>(true, oReturnValue);
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}
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else
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{
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return new Tuple<bool, string>(false, string.Empty);
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}
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}
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catch (Exception e)
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{
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_logger.Error(e);
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return new Tuple<bool, string>(false, string.Empty);
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}
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}
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public string GetMessageId()
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{
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return $"{Guid.NewGuid()}@{MESSAGEID_DOMAIN}";
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}
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public bool InsertPropertyMap(ValidProperty pProperty, string pMessageId)
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{
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try
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{
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if (pProperty.ItemType == 3)
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{
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// Wir speichern keine Attachment-Werte in die DB
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return true;
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}
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if (pProperty.ItemType == 0 && string.IsNullOrEmpty(pProperty.Value.ToString()))
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{
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// Leere Texte speichern wir nicht in der DB
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return true;
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}
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var oSql = $"INSERT INTO {pProperty.TableName} " +
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"(REFERENCE_GUID, ITEM_DESCRIPTION, ITEM_VALUE, CREATEDWHO, SPEC_NAME, GROUP_COUNTER, IS_REQUIRED) VALUES " +
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"(@REFERENCE_GUID, @ITEM_DESCRIPTION, @ITEM_VALUE, @CREATEDWHO, @SPEC_NAME, @GROUP_COUNTER, @IS_REQUIRED)";
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string itemValue = string.Empty;
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if (pProperty.Value.Length > 900)
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{
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itemValue = pProperty.Value.Substring(1, 899);
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_logger.Warn("Value for field [{0}] is longer than 900 characters, will be truncated!", pProperty.TableColumn);
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}
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else
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{
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itemValue = pProperty.Value;
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}
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var oParams = new SqlParameter[]
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{
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new SqlParameter("@REFERENCE_GUID", pMessageId),
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new SqlParameter("@ITEM_DESCRIPTION", pProperty.Description),
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new SqlParameter("@ITEM_VALUE", itemValue.Replace("'", "''")),
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new SqlParameter("@CREATEDWHO", ADDED_WHO),
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new SqlParameter("@GROUP_COUNTER", pProperty.GroupCounter),
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new SqlParameter("@SPEC_NAME", pProperty.TableColumn),
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new SqlParameter("@IS_REQUIRED", pProperty.IsRequired)
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};
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var oCommand = new SqlCommand(oSql);
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oCommand.Parameters.AddRange(oParams);
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return _database.MSSQL.ExecuteNonQuery(oCommand);
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}
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catch (Exception ex)
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{
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_logger.Error(ex);
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return false;
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}
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}
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/// <summary>
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/// Ermittelt die Ausgabe-nachricht für einen Fehlercode
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/// </summary>
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public string GetRejectionMessage(string pErrorCode)
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{
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_logger.Info("GetRejectionMessage() - errorCode.ToString(): '" + pErrorCode.ToString() + "'");
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if (_RecjectionMessageList == null) return string.Empty;
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// Sprache wird man vielleicht mal auswählen können
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var language = "de-DE";
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var searchTitle = "ZUGFERD_Rejection_" + pErrorCode + "_Web";
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var messageItem = _RecjectionMessageList.Where(i => i.Title.Equals(searchTitle, StringComparison.OrdinalIgnoreCase) && i.Language == language).FirstOrDefault();
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if (messageItem != null)
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{
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_logger.Info("GetRejectionMessage() - messageItem: '" + messageItem.String1 + "'");
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return messageItem.String1;
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}
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else
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{
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_logger.Info("GetRejectionMessage() - Es wurde kein passender Text gefunden.");
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return string.Empty;
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}
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}
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private string GetRejectionCodeNumber(ErrorCodes rejectionCode)
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{
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switch (rejectionCode)
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{
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case ErrorCodes.ValidationException:
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return "20001";
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case ErrorCodes.MD5HashException:
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return "20002";
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case ErrorCodes.UnsupportedFerdException:
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return "20003";
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case ErrorCodes.InvalidFerdException:
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return "20004";
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case ErrorCodes.TooMuchFerdsException:
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return "20005";
|
|
case ErrorCodes.InvalidFerdNoXMLAttachmentFound:
|
|
return "20006";
|
|
case ErrorCodes.MissingValueException:
|
|
return "20007";
|
|
case ErrorCodes.FileSizeLimitReachedException:
|
|
return "20008";
|
|
case ErrorCodes.OutOfMemoryException:
|
|
return "20009";
|
|
case ErrorCodes.UnhandledException:
|
|
return "20010";
|
|
case ErrorCodes.FileMoveException:
|
|
return "20011";
|
|
default:
|
|
return "20010";
|
|
}
|
|
}
|
|
}
|
|
}
|