2 files changed, 143 insertions, 11 deletions

diff --git a/src/WebAdmin.cpp b/src/WebAdmin.cpp
index 23eedbd14..341c64236 100644
--- a/src/WebAdmin.cpp
+++ b/src/WebAdmin.cpp
@@ -131,8 +131,24 @@ bool cWebAdmin::Start(void)
 	m_TemplateScript.RegisterAPILibs();
 	if (!m_TemplateScript.LoadFile(FILE_IO_PREFIX "webadmin/template.lua"))
 	{
-		LOGWARN("Could not load WebAdmin template \"%s\", using default template.", FILE_IO_PREFIX "webadmin/template.lua");
+		LOGWARN("Could not load WebAdmin template \"%s\". WebAdmin disabled!", FILE_IO_PREFIX "webadmin/template.lua");
 		m_TemplateScript.Close();
+		m_HTTPServer.Stop();
+		return false;
+	}
+
+	if (!LoadLoginTemplate())
+	{
+		LOGWARN("Could not load WebAdmin login template \"%s\", using fallback template.", FILE_IO_PREFIX "webadmin/login_template.html");
+
+		// Sets the fallback template:
+		m_LoginTemplate = \
+		"<h1>MCServer WebAdmin</h1>" \
+		"<center>" \
+		"<form method='get' action='webadmin/'>" \
+		"<input type='submit' value='Log in'>" \
+		"</form>" \
+		"</center>";
 	}
 
 	m_IsRunning = m_HTTPServer.Start(*this);
@@ -159,6 +175,28 @@ void cWebAdmin::Stop(void)
 
 
 
+bool cWebAdmin::LoadLoginTemplate(void)
+{
+	cFile File(FILE_IO_PREFIX "webadmin/login_template.html", cFile::fmRead);
+	if (!File.IsOpen())
+	{
+		return false;
+	}
+
+	AString TemplateContent;
+	if (File.ReadRestOfFile(TemplateContent) == -1)
+	{
+		return false;
+	}
+
+	m_LoginTemplate = TemplateContent;
+	return true;
+}
+
+
+
+
+
 void cWebAdmin::HandleWebadminRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request)
 {
 	if (!a_Request.HasAuth())
@@ -298,17 +336,64 @@ void cWebAdmin::HandleWebadminRequest(cHTTPConnection & a_Connection, cHTTPReque
 void cWebAdmin::HandleRootRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request)
 {
 	UNUSED(a_Request);
-	static const char LoginForm[] = \
-	"<h1>MCServer WebAdmin</h1>" \
-	"<center>" \
-	"<form method='get' action='webadmin/'>" \
-	"<input type='submit' value='Log in'>" \
-	"</form>" \
-	"</center>";
+
 	cHTTPResponse Resp;
 	Resp.SetContentType("text/html");
 	a_Connection.Send(Resp);
-	a_Connection.Send(LoginForm, sizeof(LoginForm) - 1);
+	a_Connection.Send(m_LoginTemplate);
+	a_Connection.FinishResponse();
+}
+
+
+
+
+
+void cWebAdmin::HandleFileRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request)
+{
+	AString FileURL = a_Request.GetURL();
+	std::replace(FileURL.begin(), FileURL.end(), '\\', '/');
+
+	// Remove all leading backslashes:
+	if (FileURL[0] == '/')
+	{
+		size_t FirstCharToRead = FileURL.find_first_not_of('/');
+		if (FirstCharToRead != AString::npos)
+		{
+			FileURL = FileURL.substr(FirstCharToRead);
+		}
+	}
+
+	// Remove all "../" strings:
+	ReplaceString(FileURL, "../", "");
+
+	bool LoadedSuccessfull = false;
+	AString Content = "<h2>404 Not Found</h2>";
+	AString Path = Printf(FILE_IO_PREFIX "webadmin/files/%s", FileURL.c_str());
+	if (cFile::IsFile(Path))
+	{
+		cFile File(Path, cFile::fmRead);
+		AString FileContent;
+		if (File.IsOpen() && (File.ReadRestOfFile(FileContent) != -1))
+		{
+			LoadedSuccessfull = true;
+			Content = FileContent;
+		}
+	}
+
+	// Find content type (The currently method is very bad. We should change it later)
+	AString ContentType = "text/html";
+	size_t LastPointPosition = Path.find_last_of('.');
+	if (LoadedSuccessfull && (LastPointPosition != AString::npos) && (LastPointPosition < Path.length()))
+	{
+		AString FileExtension = Path.substr(LastPointPosition + 1);
+		ContentType = GetContentTypeFromFileExt(FileExtension);
+	}
+
+	// Send the response:
+	cHTTPResponse Resp;
+	Resp.SetContentType(ContentType);
+	a_Connection.Send(Resp);
+	a_Connection.Send(Content);
 	a_Connection.FinishResponse();
 }
 
@@ -316,6 +401,41 @@ void cWebAdmin::HandleRootRequest(cHTTPConnection & a_Connection, cHTTPRequest &
 
 
 
+AString cWebAdmin::GetContentTypeFromFileExt(const AString & a_FileExtension)
+{
+	static bool IsInitialized = false;
+	static std::map<AString, AString> ContentTypeMap;
+	if (!IsInitialized)
+	{
+		// Initialize the ContentTypeMap:
+		ContentTypeMap["png"]  = "image/png";
+		ContentTypeMap["fif"]  = "image/fif";
+		ContentTypeMap["gif"]  = "image/gif";
+		ContentTypeMap["jpeg"] = "image/jpeg";
+		ContentTypeMap["jpg"]  = "image/jpeg";
+		ContentTypeMap["jpe"]  = "image/jpeg";
+		ContentTypeMap["tiff"] = "image/tiff";
+		ContentTypeMap["ico"]  = "image/ico";
+		ContentTypeMap["csv"]  = "image/comma-separated-values";
+		ContentTypeMap["css"]  = "text/css";
+		ContentTypeMap["js"]   = "text/javascript";
+		ContentTypeMap["txt"]  = "text/plain";
+		ContentTypeMap["rtx"]  = "text/richtext";
+		ContentTypeMap["xml"]  = "text/xml";
+	}
+
+	AString FileExtension = StrToLower(a_FileExtension);
+	if (ContentTypeMap.find(a_FileExtension) == ContentTypeMap.end())
+	{
+		return "text/html";
+	}
+	return ContentTypeMap[FileExtension];
+}
+
+
+
+
+
 sWebAdminPage cWebAdmin::GetPage(const HTTPRequest & a_Request)
 {
 	sWebAdminPage Page;
@@ -382,6 +502,7 @@ AString cWebAdmin::GetDefaultPage(void)
 
 
 
+
 AString cWebAdmin::GetBaseURL( const AString& a_URL)
 {
 	return GetBaseURL(StringSplit(a_URL, "/"));
@@ -528,7 +649,7 @@ void cWebAdmin::OnRequestFinished(cHTTPConnection & a_Connection, cHTTPRequest &
 	}
 	else
 	{
-		// TODO: Handle other requests
+		HandleFileRequest(a_Connection, a_Request);
 	}
 
 	// Delete any request data assigned to the request:
@@ -551,4 +672,3 @@ void cWebAdmin::cWebadminRequestData::OnBody(const char * a_Data, size_t a_Size)
 
 
 
-
diff --git a/src/WebAdmin.h b/src/WebAdmin.h
index aefc1d145..94b95dbcf 100644
--- a/src/WebAdmin.h
+++ b/src/WebAdmin.h
@@ -116,6 +116,9 @@ public:
 	/** Stops the HTTP server, if it was started. */
 	void Stop(void);
 
+	/** Loads the login template. Returns true if the loading succeeds, false if not. */
+	bool LoadLoginTemplate(void);
+
 	void AddPlugin(cWebPlugin * a_Plugin);
 	void RemovePlugin(cWebPlugin * a_Plugin);
 
@@ -146,6 +149,9 @@ public:
 	/** Returns the prefix needed for making a link point to the webadmin root from the given URL ("../../../webadmin"-style) */
 	static AString GetBaseURL(const AStringVector & a_URLSplit);
 
+	/** Returns the content type from the file extension. If the extension isn't in the list, the function returns "text/html" */
+	static AString GetContentTypeFromFileExt(const AString & a_FileExtension);
+
 protected:
 	/** Common base class for request body data handlers */
 	class cRequestData
@@ -205,6 +211,9 @@ protected:
 	/** The Lua template script to provide templates: */
 	cLuaState m_TemplateScript;
 
+	/** The template that provides the login site: */
+	AString m_LoginTemplate;
+
 	/** The HTTP server which provides the underlying HTTP parsing, serialization and events */
 	cHTTPServer m_HTTPServer;
 
@@ -214,6 +223,9 @@ protected:
 	/** Handles requests for the root page */
 	void HandleRootRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request);
 
+	/** Handles requests for a file */
+	void HandleFileRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request);
+
 	// cHTTPServer::cCallbacks overrides:
 	virtual void OnRequestBegun   (cHTTPConnection & a_Connection, cHTTPRequest & a_Request) override;
 	virtual void OnRequestBody    (cHTTPConnection & a_Connection, cHTTPRequest & a_Request, const char * a_Data, size_t a_Size) override;