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authorMattes D <github@xoft.cz>2016-03-02 10:05:10 +0100
committerMattes D <github@xoft.cz>2016-03-17 19:29:01 +0100
commit62d81eb763e6fb72af5d828c1892156e1f5a3127 (patch)
tree7c04181f9f1f21dbe6a5ef00d5fed53c1baa8a54 /src/WebAdmin.h
parentAdded cLuaState::cCallback for representing (resettable) Lua callbacks. (diff)
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Diffstat (limited to 'src/WebAdmin.h')
-rw-r--r--src/WebAdmin.h158
1 files changed, 117 insertions, 41 deletions
diff --git a/src/WebAdmin.h b/src/WebAdmin.h
index 5e48f597c..b76ca6df8 100644
--- a/src/WebAdmin.h
+++ b/src/WebAdmin.h
@@ -89,14 +89,14 @@ struct HTTPTemplateRequest
-// tolua_begin
struct sWebAdminPage
{
AString Content;
AString PluginName;
- AString TabName;
+ AString TabTitle;
+ AString TabUrlPath;
+ AString ContentType;
};
-// tolua_end
@@ -111,7 +111,49 @@ class cWebAdmin :
public:
// tolua_end
- typedef std::list< cWebPlugin* > PluginList;
+ /** Interface for getting the content of a single WebTab. */
+ class cWebTabCallback abstract
+ {
+ public:
+ // Force a virtual destructor in descendants
+ virtual ~cWebTabCallback() {}
+
+ /** Returns the contents for the specified request.
+ Returns true if the call was successful, false on an error.
+ a_Request is the full HTTP request object, as received from the client.
+ a_UrlPath is the UrlPath of the WebTab registered for this request, as parsed from a_Request.
+ Descendants should fill a_Content with the page contents
+ and optionally set a_ContentType [defaults to "text/html"] */
+ virtual bool Call(
+ const HTTPRequest & a_Request,
+ const AString & a_UrlPath,
+ AString & a_Content,
+ AString & a_ContentType
+ ) = 0;
+ };
+
+
+ /** Container for a single web tab.
+ Each web tab has a title, URL path and an associated plugin's name.
+ Each web tab is registered with a callback to provide the content. */
+ class cWebTab
+ {
+ public:
+ AString m_Title;
+ AString m_UrlPath;
+ AString m_PluginName;
+ SharedPtr<cWebTabCallback> m_Callback;
+
+ cWebTab(const AString & a_Title, const AString & a_UrlPath, const AString & a_PluginName, SharedPtr<cWebTabCallback> a_Callback):
+ m_Title(a_Title),
+ m_UrlPath(a_UrlPath),
+ m_PluginName(a_PluginName),
+ m_Callback(a_Callback)
+ {
+ }
+ };
+ typedef SharedPtr<cWebTab> cWebTabPtr;
+ typedef std::vector<cWebTabPtr> cWebTabPtrs;
cWebAdmin(void);
@@ -120,81 +162,115 @@ public:
/** Initializes the object. Returns true if successfully initialized and ready to start */
bool Init(void);
- /** Starts the HTTP server taking care of the admin. Returns true if successful */
+ /** Starts the HTTP server taking care of the webadmin. Returns true if successful */
bool Start(void);
/** 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);
+ /** Loads the login template into m_LoginPage.
+ Returns true if the loading succeeds, false if not. */
+ bool LoadLoginPage(void);
- // TODO: Convert this to the auto-locking callback mechanism used for looping players in worlds and such
- PluginList GetPlugins() const { return m_Plugins; } // >> EXPORTED IN MANUALBINDINGS <<
+ /** Returns a copy of all the registered web tabs.
+ Exported to Lua in ManualBindings.cpp. */
+ cWebTabPtrs GetAllWebTabs(void) { return m_WebTabs; }
- // tolua_begin
+ /** Removes all WebTabs registered by the specified plugin. */
+ void RemoveAllPluginWebTabs(const AString & a_PluginName);
+ /** Returns the (inner) page contents for the specified request.
+ Calls the appropriate WebTab handler to get the contents.
+ Exported to Lua in ManualBindings.cpp. */
sWebAdminPage GetPage(const HTTPRequest & a_Request);
- /** Returns the contents of the default page - the list of plugins and players */
- AString GetDefaultPage(void);
+ // tolua_begin
- /** Returns the prefix needed for making a link point to the webadmin root from the given URL ("../../../webadmin"-style) */
- AString GetBaseURL(const AString & a_URL);
+ /** Reloads m_IniFile, m_LoginPage and m_TemplateScript.
+ Note that reloading will not change the "enabled" state of the server, and it will not update listening ports. */
+ void Reload(void);
- /** Returns the list of ports used for the webadmin. */
+ /** Returns the list of ports on which the webadmin is configured to listen. */
AString GetPorts(void) const { return StringsConcat(m_Ports, ','); }
-
- /** OBSOLETE: Returns the list of IPv4 ports used for the webadmin.
- Currently there is no distinction between IPv4 and IPv6; use GetPorts() instead. */
- AString GetIPv4Ports(void) const { return GetPorts(); }
-
- /** OBSOLETE: Returns the list of IPv6 ports used for the webadmin.
- Currently there is no distinction between IPv4 and IPv6; use GetPorts() instead. */
- AString GetIPv6Ports(void) const { return GetPorts(); }
-
// tolua_end
- /** Escapes text passed into it, so it can be embedded into html. */
+ /** Adds a new WebTab handler.
+ a_Title is the display title of the tab
+ a_UrlPath is the part of the URL that uniquely identifies this tab.
+ a_PluginName is the display name of the plugin creating this tab.
+ a_Callback is used to provide the actual WebTab contents, when requested.
+ Exported in ManualBindings.cpp. */
+ void AddWebTab(
+ const AString & a_Title,
+ const AString & a_UrlPath,
+ const AString & a_PluginName,
+ SharedPtr<cWebTabCallback> a_Callback
+ );
+
+ /** Removes the WebTab with the specified URL path.
+ Returns true if WebTab was found and removed, false if not found.
+ Exported in ManualBindings.cpp */
+ bool DelWebTab(const AString & a_UrlPath);
+
+ /** Escapes text passed into it, so it can be embedded into html.
+ Exported to Lua in ManualBindings.cpp. */
static AString GetHTMLEscapedString(const AString & a_Input);
- /** Escapes the string for use in an URL */
+ /** Escapes the string for use in an URL
+ Exported to Lua in ManualBindings.cpp. */
static AString GetURLEncodedString(const AString & a_Input);
+ /** Returns the prefix needed for making a link point to the webadmin root from the given URL ("../../../webadmin"-style).
+ Exported to Lua in ManualBindings.cpp. */
+ static AString GetBaseURL(const AString & a_URL);
+
/** 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" */
+ /** Returns the content type from the file extension.
+ If the extension isn't in the list, the function returns an empty string.
+ Exported to Lua in ManualBindings.cpp. */
static AString GetContentTypeFromFileExt(const AString & a_FileExtension);
protected:
+ /** Protects m_WebTabs, m_TemplateScript, m_LoginTemplate and m_IniFile against multithreaded access. */
+ cCriticalSection m_CS;
+
+ /** All registered WebTab handlers.
+ Protected against multithreaded access by m_CS. */
+ cWebTabPtrs m_WebTabs;
+
+ /** The Lua template script to provide templates.
+ Protected against multithreaded access by m_CS. */
+ cLuaState m_TemplateScript;
+
+ /** The HTML page that provides the login.
+ Protected against multithreaded access by m_CS. */
+ AString m_LoginPage;
+
+ /** The webadmin.ini file, used for the settings and allowed logins.
+ Protected against multithreaded access by m_CS. */
+ cIniFile m_IniFile;
+
/** Set to true if Init() succeeds and the webadmin isn't to be disabled */
bool m_IsInitialized;
/** Set to true if Start() succeeds in starting the server, reset back to false in Stop(). */
bool m_IsRunning;
- /** The webadmin.ini file, used for the settings and allowed logins */
- cIniFile m_IniFile;
-
- PluginList m_Plugins;
-
/** The ports on which the webadmin is running. */
AStringVector m_Ports;
- /** 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;
+
+ /** Loads webadmin.ini into m_IniFile.
+ Creates a default file if it doesn't exist.
+ Returns true if webadmin is enabled, false if disabled. */
+ bool LoadIniFile(void);
+
/** Handles requests coming to the "/webadmin" or "/~webadmin" URLs */
void HandleWebadminRequest(cHTTPServerConnection & a_Connection, cHTTPIncomingRequest & a_Request);