private void startHttpThread()
{
using (HttpListener listerner = new HttpListener())
{
listerner.AuthenticationSchemes = AuthenticationSchemes.Anonymous;//指定身份验证 Anonymous匿名访问
listerner.Prefixes.Add("http://127.0.0.1:" + port + "/report/");
listerner.Start();
log.Info("WebServer Start Successed.......");
PrinterControl printerControl = new PrinterControl();
var reportTemplate = string.Empty;
while (true)
{
//等待请求连接
//没有请求则GetContext处于阻塞状态
HttpListenerContext ctx = listerner.GetContext();
string callback = string.Empty;
try
{
log.Info("开始处理请求…… ");
Uri url = ctx.Request.Url;
ctx.Response.StatusCode = 200;//设置返回给客服端http状态代码
ctx.Response.ContentType = "application/json";
Dictionary <string, string> parm = getData(ctx);
if (parm.Count > 0)
{
var printUrl = parm["url"].ToString().Trim();
callback = parm["callback"].ToString().Trim();
log.Info(printUrl + ": " + printUrl);
var postData = parm["postData"].ToString().Trim();
log.Info(postData + ": " + postData);
var cookieStr = parm["cookieStr"].ToString().Trim();
log.Info(cookieStr + ": " + cookieStr);
var printerParams = parm["printerParams"].ToString().Trim();
log.Info(printerParams + ": " + printerParams);
var charset = parm["charset"].ToString().Trim();
log.Info(charset + ": " + charset);
reportTemplate = parm["_report"].ToString().Trim();
log.Info(reportTemplate + ": " + reportTemplate);
SetPrint(sysIniPath, reportTemplate);
PrinterSettings settings = new PrinterSettings();
//settings.DefaultPageSettings.PaperSize.Kind= System.Drawing.Printing.PaperKind.Custom;
//1.设置打印机名称
settings.PrinterName = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, reportTemplate, null);
//2.设置打印机打印方向
settings.DefaultPageSettings.Landscape = Convert.ToBoolean(INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetLandscape", null));
//3.设置纸张
//settings.DefaultPageSettings.PaperSize.PaperName = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetPaperName", null);
//纸张高度
var SetPaperHeight = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetPaperHeight", 0 + "");
//纸张宽度
var SetPaperWidth = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetPaperWidth", 0 + "");
PaperSize paperSize = new PaperSize(reportTemplate, Convert.ToInt32(SetPaperWidth), Convert.ToInt32(SetPaperHeight));
settings.DefaultPageSettings.PaperSize = paperSize;
//4下边距
var SetMarginsBottom = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetMarginsBottom", 0 + "");
//5上边距
var SetMarginsTop = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetMarginsTop", 0 + "");
//6左边距
var SetMarginsLeft = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetMarginsLeft", 0 + "");
//7右边距
var SetMarginsRight = INIHepler.INIGetStringValue(sysIniPath, reportTemplate, "SetMarginsRight", 0 + "");
//8------设置边距
Margins margins = new Margins();
margins.Bottom = Convert.ToInt32(SetMarginsBottom);
margins.Top = Convert.ToInt32(SetMarginsTop);
margins.Left = Convert.ToInt32(SetMarginsLeft);
margins.Right = Convert.ToInt32(SetMarginsRight);
settings.DefaultPageSettings.Margins = margins;
var result = printerControl.SilentPrint(printUrl, postData, cookieStr, printerParams, charset, settings);
log.Info("本地打印服务调用打印操作：" + result);
using (StreamWriter writer = new StreamWriter(ctx.Response.OutputStream))
{
// writer.WriteLine(result);
writeJS(writer, result.ToString(), callback);
}
}
}
catch (Exception e)
{
if (ctx != null)
{
ctx.Response.StatusCode = 500;//设置返回给客服端http状态代码
using (StreamWriter writer = new StreamWriter(ctx.Response.OutputStream))
{
writeJS(writer, "{status:'error',msg:'" + e.StackTrace + "'}", callback);
log.Info("调用本地打印服务出现异常" + e.StackTrace + "*******" + e.Message + "*******" + e.InnerException.StackTrace);
}
}
}
}
}
}
