[reactos] 01/01: [RAPPS] Add error messages on all download failure cases

[Kyle Katarn]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=fb1582d330116f9946e23…

commit fb1582d330116f9946e235d99b5384dd76b6fa79
Author:     Kyle Katarn <contact(a)kcsoftwares.com>
AuthorDate: Fri May 1 23:52:57 2020 +0200
Commit:     GitHub <noreply(a)github.com>
CommitDate: Fri May 1 23:52:57 2020 +0200

    [RAPPS] Add error messages on all download failure cases
    
    - Implement error message for all failure condition of RAPPS Download
    - Implement logging for failure conditions not needing user complementary awareness
(cancellation)
    - Support for localization
    CORE-16851
---
 base/applications/rapps/include/resource.h |  2 +
 base/applications/rapps/lang/bg-BG.rc      |  1 +
 base/applications/rapps/lang/cs-CZ.rc      |  1 +
 base/applications/rapps/lang/de-DE.rc      |  1 +
 base/applications/rapps/lang/en-US.rc      |  1 +
 base/applications/rapps/lang/es-ES.rc      |  1 +
 base/applications/rapps/lang/et-EE.rc      |  1 +
 base/applications/rapps/lang/fr-FR.rc      |  3 +-
 base/applications/rapps/lang/he-IL.rc      |  1 +
 base/applications/rapps/lang/id-ID.rc      |  1 +
 base/applications/rapps/lang/it-IT.rc      |  1 +
 base/applications/rapps/lang/ja-JP.rc      |  1 +
 base/applications/rapps/lang/no-NO.rc      |  1 +
 base/applications/rapps/lang/pl-PL.rc      |  1 +
 base/applications/rapps/lang/pt-BR.rc      |  1 +
 base/applications/rapps/lang/pt-PT.rc      |  1 +
 base/applications/rapps/lang/ro-RO.rc      |  1 +
 base/applications/rapps/lang/ru-RU.rc      |  1 +
 base/applications/rapps/lang/sk-SK.rc      |  1 +
 base/applications/rapps/lang/sq-AL.rc      |  1 +
 base/applications/rapps/lang/sv-SE.rc      |  1 +
 base/applications/rapps/lang/tr-TR.rc      |  1 +
 base/applications/rapps/lang/uk-UA.rc      |  1 +
 base/applications/rapps/lang/zh-CN.rc      |  1 +
 base/applications/rapps/lang/zh-TW.rc      |  1 +
 base/applications/rapps/loaddlg.cpp        | 64 +++++++++++++++++++++++++++---
 26 files changed, 86 insertions(+), 6 deletions(-)

diff --git a/base/applications/rapps/include/resource.h
b/base/applications/rapps/include/resource.h
index b06a53cde0d..c922cbbe534 100644
--- a/base/applications/rapps/include/resource.h
+++ b/base/applications/rapps/include/resource.h
@@ -113,6 +113,8 @@
 #define IDS_UNABLE_TO_INSTALL    128
 #define IDS_SELECTEDFORINST      129
 #define IDS_MISMATCH_CERT_INFO   130
+#define IDS_UNABLE_PATH          131
+
 
 /* Tooltips */
 #define IDS_TOOLTIP_INSTALL      200
diff --git a/base/applications/rapps/lang/bg-BG.rc
b/base/applications/rapps/lang/bg-BG.rc
index 33a417442a9..0d58892311b 100644
--- a/base/applications/rapps/lang/bg-BG.rc
+++ b/base/applications/rapps/lang/bg-BG.rc
@@ -217,6 +217,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/cs-CZ.rc
b/base/applications/rapps/lang/cs-CZ.rc
index 6ad7cf8b6c4..a4843457cc4 100644
--- a/base/applications/rapps/lang/cs-CZ.rc
+++ b/base/applications/rapps/lang/cs-CZ.rc
@@ -218,6 +218,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/de-DE.rc
b/base/applications/rapps/lang/de-DE.rc
index adc5e3c4bb7..adc081ac0af 100644
--- a/base/applications/rapps/lang/de-DE.rc
+++ b/base/applications/rapps/lang/de-DE.rc
@@ -213,6 +213,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Ausgewählte Installieren"
     IDS_SELECTEDFORINST "Zur Installation ausgewählt"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/en-US.rc
b/base/applications/rapps/lang/en-US.rc
index a5528dc9c8a..aa224bf0bd3 100644
--- a/base/applications/rapps/lang/en-US.rc
+++ b/base/applications/rapps/lang/en-US.rc
@@ -213,6 +213,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/es-ES.rc
b/base/applications/rapps/lang/es-ES.rc
index b031a1973b0..3c64018eb71 100644
--- a/base/applications/rapps/lang/es-ES.rc
+++ b/base/applications/rapps/lang/es-ES.rc
@@ -216,6 +216,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Instalar selección"
     IDS_SELECTEDFORINST "Seleccionados para instalar"
     IDS_MISMATCH_CERT_INFO "El certificado que usa es desconocido:\nSujeto:
%s\nEmisor: %s\n¿Quiere continuar a pesar de ello?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/et-EE.rc
b/base/applications/rapps/lang/et-EE.rc
index ba857f28a2d..8a7e2960e0b 100644
--- a/base/applications/rapps/lang/et-EE.rc
+++ b/base/applications/rapps/lang/et-EE.rc
@@ -221,6 +221,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Installi valitud"
     IDS_SELECTEDFORINST "Installimiseks valitud"
     IDS_MISMATCH_CERT_INFO "Kasutatud sertifikaat on tundmatu:\nSubject: %s\nIssuer:
%s\nKas soovid siiski jätkata?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/fr-FR.rc
b/base/applications/rapps/lang/fr-FR.rc
index c9ada1afef0..998be73d39e 100644
--- a/base/applications/rapps/lang/fr-FR.rc
+++ b/base/applications/rapps/lang/fr-FR.rc
@@ -212,7 +212,8 @@ BEGIN
     IDS_SELECT_ALL "Sélectionner/Désélectionner tout"
     IDS_INSTALL_SELECTED "Installer la sélection"
     IDS_SELECTEDFORINST "Sélectionnées pour installation"
-    IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_MISMATCH_CERT_INFO "Certificat inconnu:\nSujet: %s\nEmetteur:
%s\nVoulez-vous continuer ?"
+    IDS_UNABLE_PATH "Format de chemin invalide."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/he-IL.rc
b/base/applications/rapps/lang/he-IL.rc
index 7a55dc68269..1cf1f5cd981 100644
--- a/base/applications/rapps/lang/he-IL.rc
+++ b/base/applications/rapps/lang/he-IL.rc
@@ -220,6 +220,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/id-ID.rc
b/base/applications/rapps/lang/id-ID.rc
index a497a36a369..186f6316a80 100644
--- a/base/applications/rapps/lang/id-ID.rc
+++ b/base/applications/rapps/lang/id-ID.rc
@@ -213,6 +213,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Pasang terpilih"
     IDS_SELECTEDFORINST "dipilih untuk pemasangan"
     IDS_MISMATCH_CERT_INFO "Sertifikat yang dipakai tidak dikenal:\nSubyek:
%s\nIssuer: %s\nYakin ingin lanjut?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/it-IT.rc
b/base/applications/rapps/lang/it-IT.rc
index 0b4b9f35731..87156315e76 100644
--- a/base/applications/rapps/lang/it-IT.rc
+++ b/base/applications/rapps/lang/it-IT.rc
@@ -213,6 +213,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Installa le selezionate"
     IDS_SELECTEDFORINST "Selezionate per l'installazione"
     IDS_MISMATCH_CERT_INFO "Il certificato in uso è sconosciuto:\nSoggetto:
%s\nEmittente: %s\nVuoi continuare comunque?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/ja-JP.rc
b/base/applications/rapps/lang/ja-JP.rc
index fe640d28060..103eee5ae15 100644
--- a/base/applications/rapps/lang/ja-JP.rc
+++ b/base/applications/rapps/lang/ja-JP.rc
@@ -213,6 +213,7 @@ BEGIN
     IDS_INSTALL_SELECTED "選択をインストール"
     IDS_SELECTEDFORINST "インストールを選択済み"
     IDS_MISMATCH_CERT_INFO "証明書は未知のものです:\nSubject: %s\nIssuer: %s\nそれでも続けますか？"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/no-NO.rc
b/base/applications/rapps/lang/no-NO.rc
index 8c866f43f3e..c2ea98c36c5 100644
--- a/base/applications/rapps/lang/no-NO.rc
+++ b/base/applications/rapps/lang/no-NO.rc
@@ -213,6 +213,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/pl-PL.rc
b/base/applications/rapps/lang/pl-PL.rc
index 93c5135382e..995e8be3fb0 100644
--- a/base/applications/rapps/lang/pl-PL.rc
+++ b/base/applications/rapps/lang/pl-PL.rc
@@ -221,6 +221,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Instaluj Zaznaczone"
     IDS_SELECTEDFORINST "Wybrane do instalacji"
     IDS_MISMATCH_CERT_INFO "Użyty certyfikat jest nieznany:\nSubject: %s\nIssuer:
%s\nCzy chcesz mimo to kontynuować?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/pt-BR.rc
b/base/applications/rapps/lang/pt-BR.rc
index bb22b3bbe51..fe68d272fd2 100644
--- a/base/applications/rapps/lang/pt-BR.rc
+++ b/base/applications/rapps/lang/pt-BR.rc
@@ -215,6 +215,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/pt-PT.rc
b/base/applications/rapps/lang/pt-PT.rc
index 74fedc62631..aaee19a06f5 100644
--- a/base/applications/rapps/lang/pt-PT.rc
+++ b/base/applications/rapps/lang/pt-PT.rc
@@ -215,6 +215,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Instalar selecção"
     IDS_SELECTEDFORINST "Seleccionados para instalação"
     IDS_MISMATCH_CERT_INFO "O certificado usado é desconhecido:\nAssunto:
%s\nIssuer: %s\nDeseja continuar mesmo assim?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/ro-RO.rc
b/base/applications/rapps/lang/ro-RO.rc
index 4fa83823a7b..d89583ff464 100644
--- a/base/applications/rapps/lang/ro-RO.rc
+++ b/base/applications/rapps/lang/ro-RO.rc
@@ -222,6 +222,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Instalează selecționate"
     IDS_SELECTEDFORINST "Selectate pentru instalare"
     IDS_MISMATCH_CERT_INFO "Certificatul în uz este necunoscut:\nSubiect:
%s\nEmitent: %s\nVreți să continuați oricum?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/ru-RU.rc
b/base/applications/rapps/lang/ru-RU.rc
index 0fb40d419f6..2f945347554 100644
--- a/base/applications/rapps/lang/ru-RU.rc
+++ b/base/applications/rapps/lang/ru-RU.rc
@@ -213,6 +213,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Установить выбранное"
     IDS_SELECTEDFORINST "Выбрано для установки"
     IDS_MISMATCH_CERT_INFO "Используемый сертификат не опознан:\nНазначение:
%s\nВыдан: %s\nВы хотите продолжить в любом случае?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/sk-SK.rc
b/base/applications/rapps/lang/sk-SK.rc
index 331ca01ce8a..f991dc52995 100644
--- a/base/applications/rapps/lang/sk-SK.rc
+++ b/base/applications/rapps/lang/sk-SK.rc
@@ -218,6 +218,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/sq-AL.rc
b/base/applications/rapps/lang/sq-AL.rc
index 57a66c4cff3..c6e2fe19c02 100644
--- a/base/applications/rapps/lang/sq-AL.rc
+++ b/base/applications/rapps/lang/sq-AL.rc
@@ -217,6 +217,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/sv-SE.rc
b/base/applications/rapps/lang/sv-SE.rc
index 62078832efd..2943417b69c 100644
--- a/base/applications/rapps/lang/sv-SE.rc
+++ b/base/applications/rapps/lang/sv-SE.rc
@@ -220,6 +220,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/tr-TR.rc
b/base/applications/rapps/lang/tr-TR.rc
index 390f34e8565..f3c36917022 100644
--- a/base/applications/rapps/lang/tr-TR.rc
+++ b/base/applications/rapps/lang/tr-TR.rc
@@ -215,6 +215,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Seçileni Kur"
     IDS_SELECTEDFORINST "Kurulum için seçildi"
     IDS_MISMATCH_CERT_INFO "Kullanılan sertifika bilimmiyor:\nAçıklama:
%s\nSertifikayı Veren: %s\nYine de sürdürmek istiyor musunuz?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/uk-UA.rc
b/base/applications/rapps/lang/uk-UA.rc
index bf71509e84c..d30f20d63e2 100644
--- a/base/applications/rapps/lang/uk-UA.rc
+++ b/base/applications/rapps/lang/uk-UA.rc
@@ -221,6 +221,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Встановити обране"
     IDS_SELECTEDFORINST "Обрані для встановлення"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/zh-CN.rc
b/base/applications/rapps/lang/zh-CN.rc
index 8d79e46ce5e..42c4ee23a3e 100644
--- a/base/applications/rapps/lang/zh-CN.rc
+++ b/base/applications/rapps/lang/zh-CN.rc
@@ -215,6 +215,7 @@ BEGIN
     IDS_INSTALL_SELECTED "安装已选中的"
     IDS_SELECTEDFORINST "选中以安装"
     IDS_MISMATCH_CERT_INFO "所使用的证书未知:\n主题: %s\n发行方: %s\n您是否仍然想继续？"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/lang/zh-TW.rc
b/base/applications/rapps/lang/zh-TW.rc
index 2ca01a19306..d653c9057ad 100644
--- a/base/applications/rapps/lang/zh-TW.rc
+++ b/base/applications/rapps/lang/zh-TW.rc
@@ -215,6 +215,7 @@ BEGIN
     IDS_INSTALL_SELECTED "Install Selected"
     IDS_SELECTEDFORINST "Selected for installation"
     IDS_MISMATCH_CERT_INFO "The certificate used is unknown:\nSubject: %s\nIssuer:
%s\nDo you want to continue anyway?"
+    IDS_UNABLE_PATH "Incorrect path format."
 END
 
 STRINGTABLE
diff --git a/base/applications/rapps/loaddlg.cpp b/base/applications/rapps/loaddlg.cpp
index 4ee4cb518fb..b40d69288f7 100644
--- a/base/applications/rapps/loaddlg.cpp
+++ b/base/applications/rapps/loaddlg.cpp
@@ -39,6 +39,8 @@
 #include <wininet.h>
 #include <shellutils.h>
 
+#include <debug.h>
+
 #include <rosctrls.h>
 #include <windowsx.h>
 #include <process.h>
@@ -508,6 +510,28 @@ VOID CDownloadManager::UpdateProgress(
     }
 }
 
+VOID ShowLastError(
+    HWND hWndOwner,
+    DWORD dwLastError)
+{
+    LPWSTR lpMsg;
+    
+    if (!FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER |
+                        FORMAT_MESSAGE_FROM_SYSTEM |
+                        FORMAT_MESSAGE_IGNORE_INSERTS,
+                        NULL,
+                        dwLastError,
+                        LANG_USER_DEFAULT,
+                        (LPWSTR)&lpMsg,
+                        0, NULL))
+    {
+        return;
+    }
+
+    MessageBoxW(hWndOwner, lpMsg, NULL, MB_OK | MB_ICONERROR);
+    LocalFree(lpMsg);
+}
+
 unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
 {
     ATL::CStringW Path;
@@ -561,7 +585,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
         {
             bCab = TRUE;
             if (!GetStorageDirectory(Path))
+            {
+                ShowLastError(hMainWnd, GetLastError());
                 goto end;
+            }
         }
         else
         {
@@ -587,7 +614,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
 
         // do we have a final slash separator?
         if (!p)
+        {
+            MessageBox_LoadString(hMainWnd, IDS_UNABLE_PATH);            
             goto end;
+        }
 
         // prepare the tentative length of the filename, maybe we've to remove part
of it later on
         filenameLength = wcslen(p) * sizeof(WCHAR);
@@ -601,7 +631,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
         if (GetFileAttributesW(Path.GetString()) == INVALID_FILE_ATTRIBUTES)
         {
             if (!CreateDirectoryW(Path.GetString(), NULL))
+            {
+                ShowLastError(hMainWnd, GetLastError());
                 goto end;
+            }
         }
 
         // append a \ to the provided file system path, and the filename portion from the
URL after that
@@ -640,7 +673,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
         }
 
         if (!hOpen)
+        {
+            ShowLastError(hMainWnd, GetLastError());
             goto end;
+        }
 
         dwStatusLen = sizeof(dwStatus);
 
@@ -654,7 +690,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
         urlComponents.lpszHostName = (LPWSTR) malloc(urlComponents.dwHostNameLength *
sizeof(WCHAR));
 
         if (!InternetCrackUrlW(InfoArray[iAppId].szUrl, urlLength + 1, ICU_DECODE |
ICU_ESCAPE, &urlComponents))
+        {
+            ShowLastError(hMainWnd, GetLastError());
             goto end;
+        }
 
         dwContentLen = 0;
 
@@ -665,13 +704,16 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
                                      0);
             if (!hFile)
             {
-                MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_DOWNLOAD2);
+                ShowLastError(hMainWnd, GetLastError());
                 goto end;
             }
 
             // query connection
             if (!HttpQueryInfoW(hFile, HTTP_QUERY_STATUS_CODE | HTTP_QUERY_FLAG_NUMBER,
&dwStatus, &dwStatusLen, NULL))
+            {
+                ShowLastError(hMainWnd, GetLastError());
                 goto end;
+            }
 
             if (dwStatus != HTTP_STATUS_OK)
             {
@@ -690,7 +732,7 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
                                      0);
             if (!hFile)
             {
-                MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_DOWNLOAD2);
+                ShowLastError(hMainWnd, GetLastError());
                 goto end;
             }
 
@@ -750,20 +792,23 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
         hOut = CreateFileW(Path.GetString(), GENERIC_WRITE, FILE_SHARE_READ |
FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, NULL);
 
         if (hOut == INVALID_HANDLE_VALUE)
+        {
+            ShowLastError(hMainWnd, GetLastError());
             goto end;
+        }
 
         dwCurrentBytesRead = 0;
         do
         {
             if (!InternetReadFile(hFile, lpBuffer, _countof(lpBuffer),
&dwBytesRead))
             {
-                MessageBox_LoadString(hMainWnd, IDS_INTERRUPTED_DOWNLOAD);
+                ShowLastError(hMainWnd, GetLastError());
                 goto end;
             }
 
             if (!WriteFile(hOut, &lpBuffer[0], dwBytesRead, &dwBytesWritten,
NULL))
             {
-                MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_WRITE);
+                ShowLastError(hMainWnd, GetLastError());
                 goto end;
             }
 
@@ -775,7 +820,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
         hOut = INVALID_HANDLE_VALUE;
 
         if (bCancelled)
+        {
+            DPRINT1("Operation cancelled\n");
             goto end;
+        }
 
         if (!dwContentLen)
         {
@@ -794,7 +842,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
 
             // change a few strings in the download dialog to reflect the verification
process
             if (!szMsgText.LoadStringW(IDS_INTEG_CHECK_TITLE))
+            {
+                DPRINT1("Unable to load string\n");
                 goto end;
+            }
 
             SetWindowTextW(hDlg, szMsgText.GetString());
             SendMessageW(GetDlgItem(hDlg, IDC_DOWNLOAD_STATUS), WM_SETTEXT, 0, (LPARAM)
Path.GetString());
@@ -803,7 +854,10 @@ unsigned int WINAPI CDownloadManager::ThreadFunc(LPVOID param)
             if (!VerifyInteg(InfoArray[iAppId].szSHA1.GetString(), Path.GetString()))
             {
                 if (!szMsgText.LoadStringW(IDS_INTEG_CHECK_FAIL))
+                {
+                    DPRINT1("Unable to load string\n");
                     goto end;
+                }
 
                 MessageBoxW(hDlg, szMsgText.GetString(), NULL, MB_OK | MB_ICONERROR);
                 goto end;
@@ -839,7 +893,7 @@ run:
             }
             else
             {
-                MessageBox_LoadString(hMainWnd, IDS_UNABLE_TO_INSTALL);
+                ShowLastError(hMainWnd, GetLastError());
             }
         }