public static bool DownloadFile(object id)
{
string str = "";
str = "http://m.001bz.in/download/download.php?filetype=txt&filename=" + id;
WebClientHelper httpClient = new WebClientHelper();
try
{
Log(id + "正在下载");
httpClient.DownloadFile(str, "1");
Log(id + "下载完成");
return(true);
}
catch (Exception e)
{
Log(id + "下载异常，重新下载");
myDelegate.BeginInvoke(id, Completed, null);
return(false);
}
}
/// <summary>
/// 抓取单个商品
/// </summary>
/// <param name="searchRst"></param>
/// <returns></returns>
bool getProduct(SearchProductResult searchRst)
{
if (searchRst == null)
{
return(false);
}
#region//TODO 抓取商品数据
var detailsHtml = WebClientHelper.GetContent(searchRst.Link, detailsOption.Encoding);
if (string.IsNullOrWhiteSpace(detailsHtml))
{
return(false);
}
//商品装载数据
ProductSetupResult setup = null;
Regex setupRegex = new Regex(detailsOption.SetupRegex.Pattern, RegexOptions.IgnoreCase);
Match setupMatch = setupRegex.Match(detailsHtml);
if (setupMatch != null)
{
string setupData = setupMatch.Groups[detailsOption.SetupRegex.GroupName].Value;
setup = JsonConvert.DeserializeObject <ProductSetupResult>(setupData);
}
if (setup == null || setup.ItemDO == null)
{
return(false);
}
//定义商品ID
long productId = Tools.NewId();
//图片
Dictionary <string, string> proImgDic = new Dictionary <string, string>();//key为“商品ID_v序号”组成，value为采集的图片地址
Regex imagesRegex = new Regex(detailsOption.ImagesDataRegex.Pattern, RegexOptions.IgnoreCase);
Match imagesMatch = imagesRegex.Match(detailsHtml);
if (imagesMatch != null)
{
string imagesData = imagesMatch.Groups[detailsOption.ImagesDataRegex.GroupName].Value;
Regex singleImgRegex = new Regex(detailsOption.SingleImageRegex.Pattern, RegexOptions.IgnoreCase);
MatchCollection singleImgMatches = singleImgRegex.Matches(imagesData);
Regex removeRegex = new Regex(detailsOption.ImageSrcRemoveRegex.Pattern, RegexOptions.IgnoreCase);
int proIdx = 0;
foreach (Match m in singleImgMatches)
{
string src = m.Groups[detailsOption.SingleImageRegex.GroupName].Value.GetFullLink();
//移除缩略图标识，保留原图地址
src = removeRegex.Replace(src, "");
proImgDic.Add($"{setup.ItemDO.ItemId}_v{++proIdx}", src);
}
}
//商品描述
string desc = null;
var descHtml = WebClientHelper.GetContent(setup.Api.DescUrl, detailsOption.Encoding);
Regex descRegex = new Regex(detailsOption.DescRegex.Pattern, RegexOptions.IgnoreCase);
Match descMatch = descRegex.Match(descHtml);
if (descMatch != null)
{
desc = descMatch.Groups[detailsOption.DescRegex.GroupName].Value;
}
//描述中的图片
Dictionary <string, string> descImgDic = new Dictionary <string, string>();//key为“商品ID_d序号”组成，value为采集的图片地址
Regex descImgRegex = new Regex(detailsOption.DescImageRegex.Pattern, RegexOptions.IgnoreCase);
MatchCollection descImgMatches = descImgRegex.Matches(desc);
int descIdx = 0;
foreach (Match m in descImgMatches)
{
string src = m.Groups[detailsOption.DescImageRegex.GroupName].Value;
//当前图片标识
string currentImgTag = $"{setup.ItemDO.ItemId}_d{++descIdx}";
//将详情描述中的当前图片地址用标识符替换以占位，待上传后用新地址替换
desc = desc.Replace(src, currentImgTag);
descImgDic.Add(currentImgTag, src.GetFullLink());
}
#endregion
//下载商品展示图
proImgDic = WebClientHelper.DownloadFile(proImgDic, uploadOption.VisitAddress, uploadOption.SaveDirectory);
//下载商品描述图
descImgDic = WebClientHelper.DownloadFile(descImgDic, uploadOption.VisitAddress, uploadOption.SaveDirectory);
//将描述中的图更换为上传后的地址
foreach (var img in descImgDic)
{
//将描述中的标识符替换为上传后的图片地址
desc = desc.Replace(img.Key, img.Value);
}
#region // 解析成产品库数据
string title = setup.ItemDO.Title;
if (detailsOption.ReplaceItems.Any())
{
foreach (var rep in detailsOption.ReplaceItems)
{
title = title.Replace(rep.SourceText, rep.ReplaceTo);
desc = desc.Replace(rep.SourceText, rep.ReplaceTo);
}
}
//商品
Product product = new Product
{
BrandID = long.Parse(setup.ItemDO.BrandId),
CategoryID = searchRst.CategoryId,
CreateTime = DateTime.Now,
Intro = desc,
IsDelete = false,
mainPic = proImgDic.Values.FirstOrDefault(),
Path = searchRst.Link,
Pics = string.Join(",", proImgDic.Values),
ProductID = productId,
Properties = string.Empty,
Source = collectorType,
Title = title,
UpdateTime = DateTime.Now,
Weight = float.Parse(setup.ItemDO.Weight),
SourceProductID = long.Parse(setup.ItemDO.ItemId)
};
//SKU
ProductSku sku = new ProductSku
{
CreateTime = product.CreateTime,
IsDelete = false,
Name = product.Title,
ProductID = product.ProductID,
SalePrice = decimal.Parse(setup.Detail.DefaultItemPrice),
SkuID = Tools.NewId(),
UpdateTime = product.UpdateTime,
Weight = product.Weight
};
#endregion
#region // 保存到数据库
using (var db = new DataContext())
{
db.Product.Add(product);
db.ProductSku.Add(sku);
return(db.SaveChanges() > 0);
}
#endregion
}
internal void CheckVersion(bool IsStartUp, bool IsManually)
{
try
{
if (IsStartUp)
{
Thread.Sleep(7000);
}
WebClientHelper webclientHelper = new WebClientHelper();
ProxyInfo proxyinfo = ConfigCtrl.GetProxy();
webclientHelper.SetProxy(proxyinfo.Server, proxyinfo.Port, proxyinfo.UserName, proxyinfo.Password);
if (proxyinfo.Enable)
{
webclientHelper.EnableProxy();
}
Stream updatestream = null;
try
{
// Download the update info file to the memory,
updatestream = webclientHelper.OpenRead(REMOTE_URI + UPDATE_FILE);
}
catch (Exception ex)
{
LogHelper.Write("Download update.xml", REMOTE_URI + UPDATE_FILE, ex, LogSeverity.Error);
return;
}
if (updatestream == null)
{
LogHelper.Write("Download update.xml", REMOTE_URI + UPDATE_FILE, LogSeverity.Error);
return;
}
// read and close the stream
using (System.IO.StreamReader streamReader = new System.IO.StreamReader(updatestream, System.Text.Encoding.GetEncoding("GB2312")))
{
string updateInfo = streamReader.ReadToEnd();
// if something was read
if (!string.IsNullOrEmpty(updateInfo))
{
//LogHelper.Write("Johnny.Kaixin.WinUI.AutoUpdate.CheckVersion.updateInfo:", updateInfo, LogSeverity.Info);
string newVersion = JsonHelper.GetMid(updateInfo, "<Version Num = \"", "\"/>");
if (String.IsNullOrEmpty(newVersion))
{
LogHelper.Write("Get Version", "newVersion is null", LogSeverity.Info);
return;
}
if (CompareVersions(Assembly.GetExecutingAssembly().GetName().Version.ToString(), newVersion))
{
// Download the auto update program to the application
// path, so you always have the last version runing
if (webclientHelper.DownloadFile(REMOTE_URI + "AutoUpdate.exe", Application.StartupPath + "\\AutoUpdate.exe"))
{
if (NewVersionFound != null)
{
NewVersionFound(newVersion, Application.StartupPath + "\\AutoUpdate.exe", System.Web.HttpUtility.UrlEncode(updateInfo));
}
}
else
{
LogHelper.Write("Download AutoUpdate.exe failed", REMOTE_URI + "AutoUpdate.exe", LogSeverity.Error);
return;
}
}
else if (IsManually)
{
if (LatestVersionConfirmed != null)
{
LatestVersionConfirmed(Assembly.GetExecutingAssembly().GetName().Version.ToString());
}
}
}
}
}
catch (Exception ex)
{
LogHelper.Write("AutoUpdate.CheckVersion", ex, LogSeverity.Error);
}
}
internal void CheckVersion(bool IsStartUp, bool IsManually)
{
try
{
if (IsStartUp)
Thread.Sleep(7000);
WebClientHelper webclientHelper = new WebClientHelper();
ProxyInfo proxyinfo = ConfigCtrl.GetProxy();
webclientHelper.SetProxy(proxyinfo.Server, proxyinfo.Port, proxyinfo.UserName, proxyinfo.Password);
if (proxyinfo.Enable)
webclientHelper.EnableProxy();
Stream updatestream = null;
try
{
// Download the update info file to the memory,
updatestream = webclientHelper.OpenRead(REMOTE_URI + UPDATE_FILE);
}
catch (Exception ex)
{
LogHelper.Write("Download update.xml", REMOTE_URI + UPDATE_FILE, ex, LogSeverity.Error);
return;
}
if (updatestream == null)
{
LogHelper.Write("Download update.xml", REMOTE_URI + UPDATE_FILE, LogSeverity.Error);
return;
}
// read and close the stream
using (System.IO.StreamReader streamReader = new System.IO.StreamReader(updatestream, System.Text.Encoding.GetEncoding("GB2312")))
{
string updateInfo = streamReader.ReadToEnd();
// if something was read
if (!string.IsNullOrEmpty(updateInfo))
{
//LogHelper.Write("Johnny.Kaixin.WinUI.AutoUpdate.CheckVersion.updateInfo:", updateInfo, LogSeverity.Info);
string newVersion = JsonHelper.GetMid(updateInfo, "<Version Num = \"", "\"/>");
if (String.IsNullOrEmpty(newVersion))
{
LogHelper.Write("Get Version", "newVersion is null", LogSeverity.Info);
return;
}
if (CompareVersions(Assembly.GetExecutingAssembly().GetName().Version.ToString(), newVersion))
{
// Download the auto update program to the application
// path, so you always have the last version runing
if (webclientHelper.DownloadFile(REMOTE_URI + "AutoUpdate.exe", Application.StartupPath + "\\AutoUpdate.exe"))
{
if (NewVersionFound != null)
NewVersionFound(newVersion, Application.StartupPath + "\\AutoUpdate.exe", System.Web.HttpUtility.UrlEncode(updateInfo));
}
else
{
LogHelper.Write("Download AutoUpdate.exe failed", REMOTE_URI + "AutoUpdate.exe", LogSeverity.Error);
return;
}
}
else if (IsManually)
{
if (LatestVersionConfirmed != null)
LatestVersionConfirmed(Assembly.GetExecutingAssembly().GetName().Version.ToString());
}
}
}
}
catch (Exception ex)
{
LogHelper.Write("AutoUpdate.CheckVersion", ex, LogSeverity.Error);
}
}
