static bool RestfulAPIRequest(ref SyncConfig config)
{
g_log.TraceInfo("RestfulAPIRequest will be executed to url: {0}", config.ApiUrl);
try
{
using (HttpClient httpClient = new HttpClient())
{
httpClient.Timeout = TimeSpan.FromSeconds(30);
HttpRequestMessage request = new HttpRequestMessage();
request.Method = HttpMethod.Get;
request.RequestUri = new Uri(config.ApiUrl);
var response = httpClient.SendAsync(request).Result;
g_log.TraceInfo("RestfulAPIRequest has been sent.");
int statusCode = (int)response.StatusCode;
if (response.IsSuccessStatusCode)
{
g_log.TraceInfo("RestfulAPIRequest response succeed with statusCode: {0}", statusCode);
string result = response.Content.ReadAsStringAsync().Result;
try
{
var syncResult = JsonConvert.DeserializeObject <SyncResult>(result);
if (syncResult.Code == "success")
{
var syncPdf = config.SyncPdfs.SingleOrDefault(x => x.DocKey == "visaagreement");
if (syncPdf != null)
{
if (syncResult.Data.VisaAgreement.Name != syncPdf.DocName)
{
syncPdf.DocName = syncResult.Data.VisaAgreement.Name;
}
if (syncResult.Data.VisaAgreement.Url != syncPdf.Url)
{
syncPdf.Url = syncResult.Data.VisaAgreement.Url;
}
g_log.TraceInfo("VisaAgreement has been reconfig.");
}
else
{
g_log.TraceWarn("VisaAgreement is not in config.");
}
syncPdf = config.SyncPdfs.SingleOrDefault(x => x.DocKey == "ecodeagreement");
if (syncPdf != null)
{
if (syncResult.Data.eCodeAgreement.Name != syncPdf.DocName)
{
syncPdf.DocName = syncResult.Data.eCodeAgreement.Name;
}
if (syncResult.Data.eCodeAgreement.Url != syncPdf.Url)
{
syncPdf.Url = syncResult.Data.eCodeAgreement.Url;
}
g_log.TraceInfo("eCodeAgreement has been reconfig.");
}
else
{
g_log.TraceWarn("eCodeAgreement is not in config.");
}
syncPdf = config.SyncPdfs.SingleOrDefault(x => x.DocKey == "opaccagreement");
if (syncPdf != null)
{
if (syncResult.Data.OpaccAgreement.Name != syncPdf.DocName)
{
syncPdf.DocName = syncResult.Data.OpaccAgreement.Name;
}
if (syncResult.Data.OpaccAgreement.Url != syncPdf.Url)
{
syncPdf.Url = syncResult.Data.OpaccAgreement.Url;
}
g_log.TraceInfo("OpaccAgreement has been reconfig.");
}
else
{
g_log.TraceWarn("OpaccAgreement is not in config.");
}
syncPdf = config.SyncPdfs.SingleOrDefault(x => x.DocKey == "cardagreement");
if (syncPdf != null)
{
if (syncResult.Data.CardAgreement.Name != syncPdf.DocName)
{
syncPdf.DocName = syncResult.Data.CardAgreement.Name;
}
if (syncResult.Data.CardAgreement.Url != syncPdf.Url)
{
syncPdf.Url = syncResult.Data.CardAgreement.Url;
}
g_log.TraceInfo("CardAgreement has been reconfig.");
}
else
{
g_log.TraceWarn("CardAgreement is not in config.");
}
syncPdf = config.SyncPdfs.SingleOrDefault(x => x.DocKey == "webankagreement");
if (syncPdf != null)
{
if (syncResult.Data.WebankAgreement.Name != syncPdf.DocName)
{
syncPdf.DocName = syncResult.Data.WebankAgreement.Name;
}
if (syncResult.Data.WebankAgreement.Url != syncPdf.Url)
{
syncPdf.Url = syncResult.Data.WebankAgreement.Url;
}
g_log.TraceInfo("WebankAgreement has been reconfig.");
}
else
{
g_log.TraceWarn("WebankAgreement is not in config.");
}
return(true);
}
else
{
g_log.TraceError("RestfulAPIRequest result code: {0}", syncResult.Code);
g_log.TraceInfo("PdfSync process will be end due to not success code.");
return(false);
}
}
catch (Exception ex)
{
g_log.TraceError("RestfulAPIRequest result deserialized with error: {0}", ex.Message);
g_log.TraceInfo("PdfSync process will be end due to request error.");
return(false);
}
}
else
{
g_log.TraceError("RestfulAPIRequest result http fail with statusCode: {0}", statusCode);
g_log.TraceInfo("PdfSync process will be end due to request error.");
return(false);
}
}
}
catch (Exception ex)
{
g_log.TraceError("RestfulAPIRequest executed failed with error: {0}", ex.Message);
g_log.TraceError("Error stack trace : {0}", ex.StackTrace);
g_log.TraceInfo("PdfSync process will be end with error...");
return(false);
}
}
static void Main(string[] args)
{
int nResult = 0;
bool bOK = false;
string executePath = System.IO.Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
string stmcRootPath = System.IO.Path.GetDirectoryName(System.IO.Path.GetDirectoryName(executePath));
string configPath = System.IO.Path.Combine(stmcRootPath, @"Config\SyncConfig.xml");
string pdfPath = System.IO.Path.Combine(stmcRootPath, @"Business\PDF");
string pdfImgPath = System.IO.Path.Combine(stmcRootPath, @"Business\PDFImages");
string tempPath = System.IO.Path.Combine(pdfPath, "TEMP");
SyncConfig config = null;
// variables for Pdf2Image use
string cfgpath = System.IO.Path.Combine(stmcRootPath, @"Config\Pdf2ImgConfig.xml");
g_log.TraceInfo("********");
g_log.TraceInfo("PdfSync is starting...");
for ( ; ;)
{
// 檢查configuration file存不存在，不存在則無法執行，Abort!
if (!System.IO.File.Exists(configPath))
{
g_log.TraceError("ERROR: SyncConfig.xml is not found in path: {0}", System.IO.Path.GetDirectoryName(configPath));
nResult = -1;
break;
}
g_log.TraceInfo("SyncConfig.xml has been found in path: {0}", System.IO.Path.GetDirectoryName(configPath));
try
{
// 連接AP server，模擬取得文件版控，目前 dummy access。
config = ConfigSerializer <SyncConfig> .ReadFile(configPath);
g_log.TraceInfo("SyncConfig deserialized succeed.");
bOK = RestfulAPIRequest(ref config);
if (!bOK)
{
nResult = -2;
break;
}
// 存取成功後，更新最後存取時間回configuration file。
config.LastUpdated = DateTime.Now;
ConfigSerializer <SyncConfig> .WriteFile(configPath, config);
g_log.TraceInfo("SyncConfig.xml has been rewrite and saved.");
}
catch (Exception ex)
{
g_log.TraceFatal("FATAL: SyncConfig deserialized failed with error: {0}", ex.Message);
g_log.TraceError("Error stack trace : {0}", ex.StackTrace);
g_log.TraceInfo("PdfSync process will be end with error...");
nResult = -2;
break;
}
// 建立TEMP目錄存放下載的文件
g_log.TraceInfo("Create temporary folder to store downloaded pdf files...");
if (!System.IO.Directory.Exists(tempPath))
{
// 目錄不存在，創建一個目錄。
System.IO.Directory.CreateDirectory(tempPath);
}
else
{
// 目錄已存在，將目錄內所有檔案刪除。
Array.ForEach(System.IO.Directory.GetFiles(tempPath), System.IO.File.Delete);
}
// 先下載文件到TEMP目錄
g_log.TraceInfo("Start to download pdf files...");
string PreviousName = null; // Business\PDF\*.pdf
string LocalName = null;
System.IO.FileInfo fi;
bool IsNeedUpdate = false; // 預設文件未更版
WebClient wc = new WebClient();
// 先以下列方式避開客戶不明原因無信任自家的憑證。
// 由於客戶為內網環境，所以尚可先用此方式處理，但仍需請客戶排解其根本問題。
if (PassCertificateValidation())
{
ServicePointManager.ServerCertificateValidationCallback = delegate { return(true); };
}
foreach (var ps in config.SyncPdfs)
{
g_log.TraceInfo("Download PDF file with url: {0}", ps.Url);
try
{
LocalName = System.IO.Path.Combine(tempPath, ps.LocalName);
wc.DownloadFile(ps.Url, LocalName);
fi = new System.IO.FileInfo(LocalName);
if (fi.Length <= 0)
{
// 下載下來的文件，檔案是空檔即為無效的。後面流程就中止，維持上次的文件運作。
g_log.TraceError("Document ({0}) is empty.", LocalName);
nResult = -3;
break;
}
else
{
// 檢查下載的文件和上次的文件是否相同，如果已經有一份不相同了，全部都要更版。
PreviousName = System.IO.Path.Combine(pdfPath, ps.LocalName);
if (!IsFileEqual(LocalName, PreviousName))
{
g_log.TraceInfo("{0}...Different!", ps.LocalName);
IsNeedUpdate = true;
}
else
{
g_log.TraceInfo("{0}...Same file. Ignore.", ps.LocalName);
}
}
}
catch (WebException e)
{
if (((HttpWebResponse)e.Response).StatusCode == HttpStatusCode.NotFound)
{
// configuration裡設定的文件，缺一不可。後面流程中止，維持上次的文件運作。
g_log.TraceError("Document not found - {0}", ps.Url);
nResult = -3;
break;
}
}
g_log.TraceInfo("PDF file saved to file: {0}", ps.LocalName);
}
if (nResult != 0) // error occurred, abort
{
break;
}
if (!IsNeedUpdate) // 所有文件未更版，無須後續Pdf2Image
{
g_log.TraceInfo("All PDFs unchanged, no need to update.");
}
else
{
g_log.TraceInfo("Backup current pdf files...");
// 建立或清空BAK目錄，以存放目前的PDF文件
string bakPath = System.IO.Path.Combine(pdfPath, "BAK");
if (!System.IO.Directory.Exists(bakPath))
{
System.IO.Directory.CreateDirectory(bakPath);
}
else
{
Array.ForEach(System.IO.Directory.GetFiles(bakPath), System.IO.File.Delete);
}
// 將PDF目錄下的所有文件複製到BAK目錄保留。
Array.ForEach(System.IO.Directory.GetFiles(pdfPath), (filepath) =>
{
string fileName = System.IO.Path.GetFileName(filepath);
System.IO.File.Copy(filepath, System.IO.Path.Combine(bakPath, fileName));
g_log.TraceInfo("PDF file: {0} is backup.", fileName);
});
Array.ForEach(System.IO.Directory.GetFiles(pdfPath), System.IO.File.Delete);
// 將TEMP目錄下新下載的文件複製到PDF目錄。
Array.ForEach(System.IO.Directory.GetFiles(tempPath), (filepath) =>
{
string fileName = System.IO.Path.GetFileName(filepath);
System.IO.File.Copy(filepath, System.IO.Path.Combine(pdfPath, fileName));
g_log.TraceInfo("PDF file: {0} is updated.", fileName);
});
// 清空PDFImages目錄。
// 如此一來，令後面流程依pdf產生圖檔。
g_log.TraceInfo("Delete all files in PDFImages directory...");
Array.ForEach(System.IO.Directory.GetFiles(pdfImgPath), System.IO.File.Delete);
}
//
// POC
string pathToXmlFile = System.IO.Path.Combine(pdfImgPath, "PdfImageFiles.xml");
bool regenImages = false;
if (!System.IO.File.Exists(pathToXmlFile))
{
g_log.TraceWarn("Miss {0}", pathToXmlFile);
regenImages = true;
}
else
{
g_log.TraceInfo("PdfImageFiles.xml is existed and begin to check images existence...");
PdfImageFiles pdfImageList = ConfigSerializer <PdfImageFiles> .ReadFile(pathToXmlFile);
foreach (var p in pdfImageList.ImagePageInfos)
{
if (!System.IO.File.Exists(p.FilePath))
{
g_log.TraceWarn("Miss {0}", p.FilePath);
regenImages = true;
break;
}
}
}
if (!regenImages)
{
g_log.TraceInfo("All images is ready, no need to regenerate.");
break;
}
g_log.TraceInfo("Clean '{0}' directory...", pdfImgPath);
Array.ForEach(System.IO.Directory.GetFiles(pdfImgPath), System.IO.File.Delete);
g_log.TraceInfo("Start to convert PDF to images...");
Pdf2ImageConverter conv = new Pdf2ImageConverter();
List <string> totalImgFiles = new List <string>();
conv.Settings.Load(cfgpath);
g_log.TraceInfo("Extension: {0}", conv.Settings.Extension);
//string testPDF = System.IO.Path.Combine(pdfPath, "2.pdf");
//List<string> imgFiles = conv.ConvertPdfPageToImage(testPDF, "", pdfImgPath);
Array.ForEach(System.IO.Directory.GetFiles(pdfPath), (filepath) =>
{
g_log.TraceInfo("Converting {0} ...", filepath);
List <string> imgFiles = conv.ConvertPdfPageToImage(filepath, "", pdfImgPath);
g_log.TraceInfo("PDF file: {0} converted. ({1}-page)", filepath, imgFiles.Count);
if (imgFiles.Count > 0)
{
totalImgFiles.AddRange(imgFiles);
}
});
conv.Dispose();
PdfImageFiles pdfImageFiles = new PdfImageFiles();
foreach (string path in totalImgFiles)
{
pdfImageFiles.ImagePageInfos.Add(new ImagePageInfo()
{
FilePath = path
});
}
ConfigSerializer <PdfImageFiles> .WriteFile(System.IO.Path.Combine(pdfImgPath, "PdfImageFiles.xml"), pdfImageFiles);
g_log.TraceInfo("Completed to convert PDF to images.");
break; // normal termination of flow
}
// 移除TEMP目錄
if (System.IO.Directory.Exists(tempPath))
{
Array.ForEach(System.IO.Directory.GetFiles(tempPath), System.IO.File.Delete);
System.IO.Directory.Delete(tempPath);
}
if (nResult == 0) // no error occurred
{
g_log.TraceInfo("PdfSync process finished and exit.");
}
else
{
g_log.TraceError("ERROR: PdfSync process abort with error: {0}...", nResult);
}
}