Added plugin dependencies to extensions

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40310

core/systems/ExtensionSys.cpp

@@ -3,6 +3,7 @@
 #include "ShareSys.h"
 #include "CLogger.h"
 #include "sourcemm_api.h"
+#include "PluginSys.h"
 
 CExtensionManager g_Extensions;
 IdentityType_t g_ExtType;
@@ -94,6 +95,16 @@ CExtension::~CExtension()
 	}
 }
 
+void CExtension::AddPlugin(IPlugin *pPlugin)
+{
+	m_Plugins.push_back(pPlugin);
+}
+
+void CExtension::RemovePlugin(IPlugin *pPlugin)
+{
+	m_Plugins.remove(pPlugin);
+}
+
 void CExtension::SetError(const char *error)
 {
 	m_Error.assign(error);
@@ -197,10 +208,12 @@ void CExtension::AddInterface(SMInterface *pInterface)
 void CExtensionManager::OnSourceModAllInitialized()
 {
 	g_ExtType = g_ShareSys.CreateIdentType("EXTENSION");
+	g_PluginSys.AddPluginsListener(this);
 }
 
 void CExtensionManager::OnSourceModShutdown()
 {
+	g_PluginSys.RemovePluginsListener(this);
 	g_ShareSys.DestroyIdentType(g_ExtType);
 }
 
@@ -217,7 +230,7 @@ IExtension *CExtensionManager::LoadAutoExtension(const char *path)
 
 	if (!p->IsLoaded())
 	{
-		g_Logger.LogError("[SOURCEMOD] Unable to load extension \"%s\": %s", path, error);
+		g_Logger.LogError("[SM] Unable to load extension \"%s\": %s", path, error);
 		p->SetError(error);
 	}
 
@@ -316,6 +329,23 @@ void CExtensionManager::AddInterface(IExtension *pOwner, SMInterface *pInterface
 	pExt->AddInterface(pInterface);
 }
 
+void CExtensionManager::BindChildPlugin(IExtension *pParent, IPlugin *pPlugin)
+{
+	CExtension *pExt = (CExtension *)pParent;
+
+	pExt->AddPlugin(pPlugin);
+}
+
+void CExtensionManager::OnPluginDestroyed(IPlugin *plugin)
+{
+	List<CExtension *>::iterator iter;
+
+	for (iter=m_Libs.begin(); iter!=m_Libs.end(); iter++)
+	{
+		(*iter)->RemovePlugin(plugin);
+	}
+}
+
 bool CExtensionManager::UnloadExtension(IExtension *_pExt)
 {
 	if (!_pExt)
@@ -339,6 +369,15 @@ bool CExtensionManager::UnloadExtension(IExtension *_pExt)
 	/* Handle dependencies */
 	if (pExt->IsLoaded())
 	{
+		/* Unload any dependent plugins */
+		List<IPlugin *>::iterator p_iter = pExt->m_Plugins.begin();
+		while (p_iter != pExt->m_Plugins.end())
+		{
+			g_PluginSys.UnloadPlugin((*p_iter));
+			/* It should already have been removed! */
+			assert(pExt->m_Plugins.find((*p_iter)) != pExt->m_Plugins.end());
+		}
+
 		/* Notify and/or unload all dependencies */
 		List<CExtension *>::iterator c_iter;
 		CExtension *pDep;

core/systems/ExtensionSys.h

@@ -8,6 +8,7 @@
 #include "sm_globals.h"
 #include "ShareSys.h"
 #include <ISmmAPI.h>
+#include <IPluginSys.h>
 
 using namespace SourceMod;
 using namespace SourceHook;
@@ -30,6 +31,8 @@ public:
 	void SetError(const char *error);
 	void AddDependency(IfaceInfo *pInfo);
 	void AddInterface(SMInterface *pInterface);
+	void AddPlugin(IPlugin *pPlugin);
+	void RemovePlugin(IPlugin *pPlugin);
 private:
 	IdentityToken_t *m_pIdentToken;
 	IExtensionInterface *m_pAPI;
@@ -38,12 +41,14 @@ private:
 	String m_Error;
 	List<IfaceInfo> m_Deps;
 	List<SMInterface *> m_Interfaces;
+	List<IPlugin *> m_Plugins;
 	PluginId m_PlId;
 };
 
 class CExtensionManager : 
 	public IExtensionManager,
-	public SMGlobalClass
+	public SMGlobalClass,
+	IPluginsListener
 {
 public: //SMGlobalClass
 	void OnSourceModAllInitialized();
@@ -56,10 +61,13 @@ public: //IExtensionManager
 	bool UnloadExtension(IExtension *pExt);
 	IExtension *FindExtensionByFile(const char *file);
 	IExtension *FindExtensionByName(const char *ext);
+public: //IPluginsListener
+	void OnPluginDestroyed(IPlugin *plugin);
 public:
 	IExtension *LoadAutoExtension(const char *path);
 	void BindDependency(IExtension *pOwner, IfaceInfo *pInfo);
 	void AddInterface(IExtension *pOwner, SMInterface *pInterface);
+	void BindChildPlugin(IExtension *pParent, IPlugin *pPlugin);
 private:
 	List<CExtension *> m_Libs;
 };

core/systems/PluginSys.cpp

@@ -588,11 +588,11 @@ void CPluginManager::LoadAll_FirstPass(const char *config, const char *basedir)
 	m_AllPluginsLoaded = false;
 	if ((err=g_TextParser.ParseFile_SMC(config, &m_PluginInfo, &line, &col)) != SMCParse_Okay)
 	{
-		g_Logger.LogError("[SOURCEMOD] Encountered fatal error parsing file \"%s\"", config);
+		g_Logger.LogError("[SM] Encountered fatal error parsing file \"%s\"", config);
 		const char *err_msg = g_TextParser.GetSMCErrorString(err);
 		if (err_msg)
 		{
-			g_Logger.LogError("[SOURCEMOD] Parse error encountered: \"%s\"", err_msg);
+			g_Logger.LogError("[SM] Parse error encountered: \"%s\"", err_msg);
 		}
 	}
 
@@ -617,8 +617,8 @@ void CPluginManager::LoadPluginsFromDir(const char *basedir, const char *localpa
 	{
 		char error[256];
 		g_LibSys.GetPlatformError(error, sizeof(error));
-		g_Logger.LogError("[SOURCEMOD] Failure reading from plugins path: %s", localpath);
-		g_Logger.LogError("[SOURCEMOD] Platform returned error: %s", error);
+		g_Logger.LogError("[SM] Failure reading from plugins path: %s", localpath);
+		g_Logger.LogError("[SM] Platform returned error: %s", error);
 		return;
 	}
 
@@ -779,7 +779,7 @@ void CPluginManager::LoadAutoPlugin(const char *plugin)
 
 	if (!_LoadPlugin(&pl, plugin, false, PluginType_MapUpdated, error, sizeof(error)))
 	{
-		g_Logger.LogError("[SOURCEMOD] Failed to load plugin \"%s\": %s", plugin, error);
+		g_Logger.LogError("[SM] Failed to load plugin \"%s\": %s", plugin, error);
 		pl->SetErrorState(Plugin_Failed, "%s", error);
 	}
 
@@ -864,6 +864,7 @@ bool CPluginManager::RunSecondPass(CPlugin *pPlugin, char *error, size_t maxleng
 			{
 				pExt = g_Extensions.LoadAutoExtension(path);
 			}
+			/* See if we can find a similar extension */
 			if (ext->required && !pExt)
 			{
 				if ((pExt = g_Extensions.FindExtensionByFile(path)) == NULL)
@@ -871,6 +872,12 @@ bool CPluginManager::RunSecondPass(CPlugin *pPlugin, char *error, size_t maxleng
 					pExt = g_Extensions.FindExtensionByName(name);
 				}
 			}
+			/* If we're requiring and got an extension and it's loaded, bind it */
+			if (ext->required && pExt && pExt->IsLoaded())
+			{
+				g_Extensions.BindChildPlugin(pExt, pPlugin);
+			}
+			/* If we're requiring and we didn't get an extension or it's not loaded, error */
 			if (ext->required && (!pExt || !pExt->IsLoaded()))
 			{
 				if (error)

core/systems/ShareSys.cpp

@@ -34,6 +34,9 @@ void ShareSystem::OnSourceModStartup(bool late)
 
 	/* Initialize our static identity handle */
 	m_IdentRoot.ident = g_HandleSys.CreateHandle(m_TypeRoot, NULL, NULL, GetIdentRoot(), NULL);
+
+	/* Add the Handle System... it's too innocent and pure to do it itself */
+	AddInterface(NULL, &g_HandleSys);
 }
 
 void ShareSystem::OnSourceModShutdown()