打印服务

3 years ago · 203b764bf2
11 changed files with 598 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1,116 @@
+# ---> C Sharp
+# Build Folders (you can keep bin if you'd like, to store dlls and pdbs)
+[Bb]in/
+[Oo]bj/
+
+# mstest test results
+TestResults
+
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.sln.docstates
+
+# Build results
+[Dd]ebug/
+[Rr]elease/
+x64/
+*_i.c
+*_p.c
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.log
+*.vspscc
+*.vssscc
+*.cache
+*.dll
+*.pdb
+.builds
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opensdf
+*.sdf
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*
+
+# NCrunch
+*.ncrunch*
+.*crunch*.local.xml
+
+# Installshield output folder
+[Ee]xpress
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish
+
+# Publish Web Output
+*.Publish.xml
+
+# NuGet Packages Directory
+packages
+
+# Windows Azure Build Output
+csx
+*.build.csdef
+
+# Windows Store app package directory
+AppPackages/
+
+# Others
+[Bb]in
+[Oo]bj
+sql
+TestResults
+[Tt]est[Rr]esult*
+*.Cache
+ClientBin
+[Ss]tyle[Cc]op.*
+~$*
+*.dbmdl
+Generated_Code #added for RIA/Silverlight projects
+
+# Backup & report files from converting an old project file to a newer
+# Visual Studio version. Backup files are not needed, because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+
+/lib
+.vs
+/.gitattributes
--- a/POSCorePrint.sln
+++ b/POSCorePrint.sln
@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29123.88
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "POSCorePrint", "POSCorePrint/POSCorePrint.csproj", "{C340E6AE-33B9-4C36-A84A-4B2E924C82AC}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{C340E6AE-33B9-4C36-A84A-4B2E924C82AC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C340E6AE-33B9-4C36-A84A-4B2E924C82AC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C340E6AE-33B9-4C36-A84A-4B2E924C82AC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C340E6AE-33B9-4C36-A84A-4B2E924C82AC}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {444EB795-1EE2-4EDA-8747-1FF859AA80FF}
+	EndGlobalSection
+EndGlobal
--- a/POSCorePrint/Constant.cs
+++ b/POSCorePrint/Constant.cs
@ -0,0 +1,19 @@
+using Microsoft.Extensions.Configuration;
+using MySql.Data.MySqlClient;
+using POSCorePrint.Jobs;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Text;
+
+namespace POSCorePrint
+{
+    internal class Constant
+    {
+        internal static int port = 9100;
+        internal static IConfigurationRoot Configuration;
+        internal static string ConnectionString;
+        internal static double PrintBackTime;//打印多久之前的数据：分钟
+        internal static double SaveHisDataDays;//只保留最近几天的打印数据：天      
+    }
+}
--- a/POSCorePrint/Content.cs
+++ b/POSCorePrint/Content.cs
@ -0,0 +1,55 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace POSCorePrint
+{
+    /// <summary>
+    /// 打印机
+    /// </summary>
+    internal class Content
+    {
+        /// <summary>
+        /// ID
+        /// </summary>
+        public string ID { get; set; }
+        /// <summary>
+        /// 打印的内容
+        /// </summary>
+        public string ContentVal { get; set; }
+
+        /// <summary>
+        /// 通过Socket方式判断打印机是否正常连接
+        /// </summary>
+        /// <param name="ip"></param>
+        /// <param name="port"></param>
+        /// <returns></returns>
+        //internal static bool IsConnect(string ip, int port)
+        //{
+        //    //Task.Delay(10);
+        //    var isConnect = false;
+        //    IPAddress iPAddress = IPAddress.Parse(ip);
+        //    IPEndPoint iPEndPoint = new IPEndPoint(iPAddress, port);
+        //    Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
+        //    try
+        //    {
+        //        IAsyncResult asyncResult = socket.BeginConnect(iPEndPoint, null, null);
+        //        asyncResult.AsyncWaitHandle.WaitOne(2000, true);
+        //        if (asyncResult.IsCompleted)
+        //            isConnect = true;
+        //        LogHelper.Log().Warn($"打印机 {ip}" + (isConnect ? "正常" : "离线！"));
+        //    }
+        //    catch (Exception ex)
+        //    {
+        //        ILog log = LogHelper.Log();
+        //        Console.WriteLine($" {ip} 判断打印机是否正常连接失败：【{ex.Message}】",ex);
+        //    }
+        //    finally
+        //    {
+        //        socket.Close();
+        //    }
+        //    return isConnect;
+        //}
+
+    }
+}
--- a/POSCorePrint/Jobs/PrintJob.cs
+++ b/POSCorePrint/Jobs/PrintJob.cs
@ -0,0 +1,196 @@
+
+using MySql.Data.MySqlClient;
+using Quartz;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Data;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+using System.Threading.Tasks;
+using System.Linq;
+using System.Threading;
+
+namespace POSCorePrint.Jobs
+{
+    /// <summary>
+    /// edit by liuwz 2019-09-18 修改防止重复打印的方法
+    /// 打印任务
+    /// </summary>
+    [DisallowConcurrentExecution]
+    public class PrintJob : IJob
+    {
+        private readonly ManualResetEvent TimeoutObject = new ManualResetEvent(false);
+        private int Timeout = 1500;//连接打印机超时时间,毫秒。
+        private int TimeoutSend = 5000;//连接打印机超时时间,毫秒。
+
+        public Task Execute(IJobExecutionContext context)
+        {
+            //查询最近N分钟需要打印的数据，同时删除N天前的打印数据。
+            string sql = $@"select task.Id,task.content,print.PrintIP from pos_store_printtask task inner join pos_store_print print on task.code=print.Id 
+                    where task.status = 0 and print.isdelete=0 and task.CreateTime >'{DateTime.Now.AddMinutes(-Constant.PrintBackTime).ToString("yyyy-MM-dd HH:mm:ss")}';
+                    delete from pos_store_printtask where CreateTime <'{DateTime.Now.AddDays(-Constant.SaveHisDataDays).ToString("yyyy-MM-dd HH:mm:ss")}';";
+            // TODO 查询数据库获取打印任务列表
+            DataTable dataTable;
+            try
+            {
+                dataTable = MySqlHelper.ExecuteDataset(Constant.ConnectionString, sql).Tables[0];
+                //无打印任务
+                if (dataTable.Rows.Count == 0)
+                    return Task.CompletedTask;
+                //有打印任务,按打印机分组
+                var dicPrints = new Dictionary<string, List<Content>>();
+                foreach (DataRow row in dataTable.Rows)
+                {
+                    var newContent = new Content() { ID = row["Id"].ToString(), ContentVal = row["Content"].ToString() };
+                    if (!dicPrints.ContainsKey(row["PrintIP"].ToString()))
+                    {
+                        dicPrints.Add(
+                            row["PrintIP"].ToString(),
+                            new List<Content> { newContent }
+                            );
+                    }
+                    else
+                        dicPrints[row["PrintIP"].ToString()].Add(newContent);
+                }
+                //按打印机并行异步发送   
+                Console.WriteLine($"{DateTime.Now.ToString()}:打印开始");
+                List<Task> taskList = new List<Task>();
+                foreach (KeyValuePair<string, List<Content>> p in dicPrints)
+                {
+                    taskList.Add(Send(p));
+                }
+                //等所有异步打印完再返回
+                Task.WhenAll(taskList).Wait();
+                Console.WriteLine($"{DateTime.Now.ToString()}:打印结束");
+                return Task.CompletedTask;
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"{DateTime.Now.ToString()}:获取打印任务失败", ex);
+                return Task.CompletedTask;
+            }
+        }
+
+        /// <summary>
+        /// 异步发送打印任务
+        /// </summary>
+        /// <param name="p"></param>
+        private async Task Send(KeyValuePair<string, List<Content>> p)
+        {
+            string idSuccess = "";
+            string idFail = "";
+            await Task.Run(() =>
+            {
+                IPAddress iPAddress = IPAddress.Parse(p.Key);
+                IPEndPoint iPEndPoint = new IPEndPoint(iPAddress, Constant.port);
+                Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);               
+                try
+                {
+                    TimeoutObject.Reset();
+                    socket.BeginConnect(iPEndPoint, CallBackMethod,socket);
+                    //阻塞当前线程             
+                    if (!TimeoutObject.WaitOne(Timeout, false))
+                    {
+                        //处理连接不成功的动作
+                        socket.Close();
+                        Console.WriteLine($"{DateTime.Now.ToString()}: 打印失败：{p.Key}【连接超时】");
+                        return;
+                    }
+                    if (!socket.Connected)
+                    {
+                        //处理连接不成功的动作
+                        socket.Close();
+                        Console.WriteLine($"{DateTime.Now.ToString()}: 打印失败：{p.Key} socket【连接超时】");
+                        return;
+                    }
+{                    foreach (Content content in p.Value)
+                    {
+                        ////判断打印机状态：是否在线，是否有纸
+                        //byte[] dataSatus = new byte[3];
+                        //for (int i = 0; i < dataSatus.Length; i++)
+                        //{
+                        //    dataSatus[i] = byte.Parse(content.ContentVal.Substring(i * 2, 2), System.Globalization.NumberStyles.HexNumber);
+                        //}
+                        //int iRes = socket.Send(dataSatus, 0);
+
+                        //打印内容
+                        byte[] data = new byte[content.ContentVal.Length / 2];
+                        try
+                        {
+                            for (int i = 0; i < data.Length; i++)
+                            {
+                                data[i] = byte.Parse(content.ContentVal.Substring(i * 2, 2), System.Globalization.NumberStyles.HexNumber);
+                            }
+                        }
+                        catch (Exception ex)
+                        {
+                            Console.WriteLine($"{DateTime.Now.ToString()}:转换打印数据失败 {ex.Message}", ex);
+                        }
+
+                        try
+                        {
+                            //byte[] mData = new byte[data.Length];
+                            //Array.Copy(data, 0, mData, 0, data.Length);
+                            SocketError errorCode;
+                            //edit by liuwz 2020-04-03 增加超时
+                            socket.SendTimeout= TimeoutSend;
+
+                            int iResult = socket.Send(data, 0, out errorCode);
+                            //add by liuwz 2020-01-13增加打印发送长度判断。
+                            if (SocketError.Success != errorCode || iResult !=data.Length)
+                            {
+                                //add by liuwz 2019-11-29失败时增加打印次数。
+                                idFail += string.IsNullOrEmpty(idFail) ? $"'{content.ID}'" : $",'{content.ID}'";
+                                Console.WriteLine($"{DateTime.Now.ToString()}: ip:{p.Key},id:{content.ID} 打印返回失败：【{errorCode.ToString()}】");
+                            }
+                            else
+                                idSuccess += string.IsNullOrEmpty(idSuccess) ? $"'{content.ID}'" : $",'{content.ID}'";
+                        }
+                        catch (Exception ex)
+                        {
+                            //add by liuwz 2019-11-29失败时增加打印次数。
+                            idFail += string.IsNullOrEmpty(idFail) ? $"'{content.ID}'" : $",'{content.ID}'";
+                            Console.WriteLine($"{DateTime.Now.ToString()}: ip:{p.Key},id:{content.ID} 发送打印命令失败：【{ex.Message}】", ex);
+                        }
+                    }
+
+                    // 操作数据库更新状态
+                    if (!string.IsNullOrEmpty(idSuccess))
+                    {
+                        var sql = $"update pos_store_printtask set status=1,PrintTime=NOW(),PrintTimes=ifnull(PrintTimes,0)+1 where Id in({idSuccess});";
+                        Console.WriteLine($"{DateTime.Now.ToString()}:打印成功更新记录:{iPAddress};{idSuccess}");
+                        
+                        MySqlHelper.ExecuteNonQueryAsync(Constant.ConnectionString, sql);
+                    }
+                    if (!string.IsNullOrEmpty(idFail))
+                    {
+                        Console.WriteLine($"{DateTime.Now.ToString()}:打失败更新记录:{iPAddress};{idFail}");
+                        var sql = $"update pos_store_printtask set PrintTimes=ifnull(PrintTimes,0)+1 where Id in({idFail});";
+                        MySqlHelper.ExecuteNonQueryAsync(Constant.ConnectionString, sql);
+                    }
+                }
+                catch (Exception ex)
+                {
+                    Console.WriteLine($"{DateTime.Now.ToString()}: 打印失败：{p.Key}【{ex.Message}】{string.Join('|',p.Value.Select(m=>new {m.ID}))}", ex);
+                }
+                finally
+                {
+                    socket.Close();
+                }
+            });
+        }
+
+        /// <summary>
+        /// 异步回调方法 
+        /// </summary>
+        /// <param name="asyncresult"></param>
+        private void CallBackMethod(IAsyncResult asyncresult)
+        {
+            //使阻塞的线程继续          
+            TimeoutObject.Set();
+        }
+
+    }
+}
--- a/POSCorePrint/POSCorePrint.csproj
+++ b/POSCorePrint/POSCorePrint.csproj
@ -0,0 +1,35 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.2</TargetFramework>
+    <ApplicationIcon />
+    <StartupObject></StartupObject>
+	<RuntimeIdentifiers>win-x86;win-x64;linux-x64;osx-x64</RuntimeIdentifiers>
+	<LangVersion>7.1</LangVersion>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <WarningLevel>3</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="2.2.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="2.2.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="2.2.0" />
+    <PackageReference Include="MySql.Data" Version="8.0.17" />
+    <PackageReference Include="Quartz" Version="3.0.7" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="appsettings.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+  <ProjectExtensions><VisualStudio><UserProperties appsettings_1json__JsonSchema="" /></VisualStudio></ProjectExtensions>
+
+</Project>
--- a/POSCorePrint/Program.cs
+++ b/POSCorePrint/Program.cs
@ -0,0 +1,73 @@
+
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace POSCorePrint
+{
+    class Program
+    {
+        //private static Dictionary<string, Printer> printerList = new Dictionary<string, Printer>();
+
+        static async Task Main(string[] args)
+        {
+            //add by liuwz 2019-12-26 解决linux下时间格式的问题
+            var culture = CultureInfo.CreateSpecificCulture("zh-CN");
+            var dateformat = new DateTimeFormatInfo()
+            {
+                ShortTimePattern = "HH:mm:ss",
+                LongTimePattern = "HH:mm:ss",
+                ShortDatePattern = "yyyy-MM-dd",
+                LongDatePattern = "yyyy-MM-dd",
+                FullDateTimePattern = "yyyy-MM-dd HH:mm:ss"
+            };
+            culture.DateTimeFormat = dateformat;
+            CultureInfo.DefaultThreadCurrentUICulture = culture;
+            CultureInfo.DefaultThreadCurrentCulture = culture;
+
+            var builder = new ConfigurationBuilder().SetBasePath(Directory.GetCurrentDirectory()).AddJsonFile("appsettings.json", optional: false, reloadOnChange: true);
+            Constant.Configuration = builder.Build();
+            Constant.ConnectionString = Constant.Configuration["Config:connectionString"];
+            Constant.PrintBackTime = double.Parse(Constant.Configuration["taskTimes:printBackTime"]);
+            Constant.SaveHisDataDays = double.Parse(Constant.Configuration["taskTimes:saveHisDataDays"]);
+    
+
+
+            var hostBuilder = new HostBuilder()
+                .ConfigureServices(serviceCollection =>
+                {
+                    //注册我们的服务接口
+                    serviceCollection.AddSingleton<IHostedService, MyService>();
+                });
+            await hostBuilder.RunConsoleAsync();
+        }
+    }
+
+    class MyService : IHostedService
+    {
+        public Task StartAsync(CancellationToken cancellationToken)
+        {
+            return Task.Run(() =>
+            {
+                Console.WriteLine($"{DateTime.Now.ToString()}:开启打印任务:" + DateTime.Now.ToString());
+
+                TaskStart taskStart = new TaskStart();
+                taskStart.Start();
+            });
+        }
+
+        public Task StopAsync(CancellationToken cancellationToken)
+        {
+            return Task.Run(() =>
+            {
+                Console.WriteLine($"{DateTime.Now.ToString()}:关闭打印任务:" + DateTime.Now.ToString());
+            });
+        }
+    }
+}
--- a/POSCorePrint/Properties/PublishProfiles/FolderProfile.pubxml
+++ b/POSCorePrint/Properties/PublishProfiles/FolderProfile.pubxml
@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+https://go.microsoft.com/fwlink/?LinkID=208121. 
+-->
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <PublishProtocol>FileSystem</PublishProtocol>
+    <Configuration>Release</Configuration>
+    <Platform>Any CPU</Platform>
+    <TargetFramework>netcoreapp2.2</TargetFramework>
+    <PublishDir>D:\publish\core_posprint</PublishDir>
+    <SelfContained>false</SelfContained>
+    <_IsPortable>true</_IsPortable>
+  </PropertyGroup>
+</Project>
--- a/POSCorePrint/TaskStart.cs
+++ b/POSCorePrint/TaskStart.cs
@ -0,0 +1,52 @@
+using Quartz;
+using Quartz.Impl;
+using System;
+using System.Collections.Specialized;
+using System.Threading.Tasks;
+using POSCorePrint.Jobs;
+using System.Net;
+using System.Net.Sockets;
+
+namespace POSCorePrint
+{
+    public class TaskStart
+    {
+        public string PrintTaskTime { get; } = Constant.Configuration["taskTimes:printTaskTime"];
+        public async Task Start()
+        {
+            try
+            {
+                // 从工厂中获取调度程序实例
+                NameValueCollection props = new NameValueCollection
+                {
+                    { "quartz.serializer.type", "binary" }
+                };
+                StdSchedulerFactory factory = new StdSchedulerFactory(props);
+                IScheduler scheduler = await factory.GetScheduler();
+
+                // 开启调度器
+                await scheduler.Start();
+
+                #region//打印任务
+                IJobDetail job = JobBuilder.Create<PrintJob>()
+                    .WithIdentity("PrintJob", "group")
+                    .Build();
+
+                // 定时获取打印任务
+                ITrigger trigger = TriggerBuilder.Create()
+                    .WithIdentity("PrintTrigger", "group")
+                    .WithCronSchedule(PrintTaskTime)
+                    .Build();
+
+                // 告诉Quartz使用我们的触发器来安排作业
+                await scheduler.ScheduleJob(job, trigger);
+                #endregion
+
+            }
+            catch (SchedulerException se)
+            {
+                await Console.Error.WriteLineAsync($"{DateTime.Now.ToString()}:{se.ToString()}");
+            }
+        }
+    }
+}
--- a/POSCorePrint/appsettings.json
+++ b/POSCorePrint/appsettings.json
@ -0,0 +1,12 @@
+{
+  "Config": {
+    "connectionString": "server=192.168.1.221;port=3306;uid=root;pwd=dlpos;database=posclient;charset=utf8;Allow User Variables=true;"
+  },
+  "taskTimes": {
+    "printTaskTime": "0/3 * * * * ? *",
+    //打印多久之前的数据：分钟
+    "printBackTime": 30,
+    //只保留最近几天的打印数据：天
+    "saveHisDataDays": 3
+  }
+}
--- a/readme.txt
+++ b/readme.txt