diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/WebAdmin.cpp | 142 | ||||
| -rw-r--r-- | src/WebAdmin.h | 12 |
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; |