Remove ReAPI dependency (#318)

* Core: replace `reapi` by `fakemeta`

* DeathMute: use `hamsandwich` instead `reapi`

* RankRestrictions: add is_user_steam if ReAPI not found

* RankRestrictions: allow to work without ReAPI module installed

* README: reapi is `optional` now

.github/README.md

@@ -49,7 +49,7 @@ Rich API capabilities allow the system to connect any functionality (work with p
 - HLDS installed;
 - [ReGameDLL](https://github.com/s1lentq/ReGameDLL_CS) installed;
 - Installed AMXModX ([`v1.9`](https://www.amxmodx.org/downloads-new.php) or [`v1.10`](https://www.amxmodx.org/downloads-new.php?branch=master));
-    - Installed [ReAPI](https://github.com/s1lentq/reapi) module; 
+    - Installed [ReAPI](https://github.com/s1lentq/reapi) module (optional, but not required);
 
 ## Installation
 - [Download the latest](https://github.com/ChatAdditions/ChatAdditions_AMXX/releases/latest) stable version from the release section.

cstrike/addons/amxmodx/scripting/CA_Addon_DeathMute.sma

@@ -1,6 +1,6 @@
 #include <amxmodx>
 #include <amxmisc>
-#include <reapi>
+#include <hamsandwich>
 
 #include <ChatAdditions>
 
@@ -43,8 +43,9 @@ public plugin_init() {
 
   AutoExecConfig(true, "CA_Addon_DeathMute", "ChatAdditions")
 
-  RegisterHookChain(RG_CBasePlayer_Killed, "CBasePlayer_Killed", .post = true)
-  RegisterHookChain(RG_CSGameRules_PlayerSpawn, "CBasePlayer_Spawn", .post = true)
+  // RegisterHam(Ham_TFC_Killed, "player", "CBasePlayer_Killed", .Post = true) // Does it need ?!
+  RegisterHam(Ham_Killed, "player", "CBasePlayer_Killed", .Post = true)
+  RegisterHam(Ham_Spawn, "player", "CBasePlayer_Spawn", .Post = true)
 
   g_syncHudOj = CreateHudSyncObj()
 }
@@ -132,6 +133,9 @@ public client_disconnected(id) {
 }
 
 public CBasePlayer_Spawn(const id) {
+  if(!is_user_alive(id))
+    return
+
   g_canSpeakWithAlive[id] = true
 
   remove_task(id)

cstrike/addons/amxmodx/scripting/CA_Addon_RankRestrictions.sma

@@ -1,5 +1,5 @@
 #include <amxmodx>
-#include <reapi_reunion>
+#tryinclude <reapi>
 
 #include <ChatAdditions>
 
@@ -189,7 +189,7 @@ bool: CanCommunicate(const player, const bool: print, chatType) {
     return true
   }
 
-  if(ca_rankrestrictions_steam_immunity && is_user_steam(player)) {
+  if(ca_rankrestrictions_steam_immunity && _is_user_steam(player)) {
     return true
   }
 
@@ -286,3 +286,24 @@ GetUserFragsFromStats(const player) {
 
 	return 0
 }
+
+static stock bool: _is_user_steam(const player) {
+  #if (defined _reapi_reunion_included)
+  if(has_reunion())
+    return (REU_GetAuthtype(player) == CA_TYPE_STEAM)
+  #endif
+
+  static dp_r_id_provider
+  if (dp_r_id_provider || (dp_r_id_provider = get_cvar_pointer("dp_r_id_provider"))) {
+    server_cmd("dp_clientinfo %i", player)
+    server_exec()
+
+    #define DP_AUTH_STEAM 2
+    if(get_pcvar_num(dp_r_id_provider) == DP_AUTH_STEAM)
+      return true
+
+    return false
+  }
+
+  return false
+}

cstrike/addons/amxmodx/scripting/ChatAdditions_Core.sma

@@ -1,6 +1,6 @@
 #include <amxmodx>
 #include <amxmisc>
-#include <reapi>
+#include <fakemeta>
 
 #include <grip>
 #include <ChatAdditions>
@@ -65,8 +65,8 @@ public plugin_init() {
   register_clcmd("say",       "ClCmd_Say",      ADMIN_ALL)
   register_clcmd("say_team",  "ClCmd_Say",      ADMIN_ALL)
 
-  RegisterHookChain(RG_CSGameRules_CanPlayerHearPlayer,     "CSGameRules_CanPlayerHearPlayer",    .post = false)
-  RegisterHookChain(RG_CBasePlayer_SetClientUserInfoName,   "CBasePlayer_SetClientUserInfoName",  .post = false)
+  register_forward(FM_Voice_SetClientListening, "Voice_SetClientListening_Pre", ._post = false)
+  register_forward(FM_ClientUserInfoChanged, "ClientUserInfoChanged_Pre", ._post = false)
 
   register_clcmd("VModEnable",  "ClCmd_VModEnable",   ADMIN_ALL, .FlagManager = false)
   register_clcmd("vban",        "ClCmd_vban",         ADMIN_ALL, .FlagManager = false)
@@ -218,32 +218,41 @@ public ClCmd_Say(const id) {
   return (g_retVal == CA_SUPERCEDE) ? PLUGIN_HANDLED : PLUGIN_CONTINUE
 }
 
-public CSGameRules_CanPlayerHearPlayer(const listener, const sender) {
-  if(listener == sender /* || !g_PlayerModEnable[listener] */) {
-    return HC_CONTINUE
-  }
+public Voice_SetClientListening_Pre(const receiver, const sender, bool: canListen) {
+  if(receiver == sender)
+    return FMRES_IGNORED
 
-  ExecuteForward(g_fwdClientVoice, g_retVal, listener, sender)
+  if(!g_PlayerModEnable[receiver])
+    return FMRES_IGNORED
 
-  if(g_retVal == CA_SUPERCEDE) {
-    SetHookChainReturn(ATYPE_BOOL, false)
+  if (!is_user_connected(receiver) || !is_user_connected(sender))
+    return FMRES_IGNORED
 
-    return HC_BREAK
-  }
+  ExecuteForward(g_fwdClientVoice, g_retVal, receiver, sender)
+  if(g_retVal != CA_SUPERCEDE)
+    return FMRES_IGNORED
 
-  return HC_CONTINUE
+  // Block voice
+  engfunc(EngFunc_SetClientListening, receiver, sender, (canListen = false))
+  return FMRES_SUPERCEDE
 }
 
-public CBasePlayer_SetClientUserInfoName(const id, const infobuffer[], newName[]) {
-  ExecuteForward(g_fwdClientChangeName, g_retVal, id, newName)
+public ClientUserInfoChanged_Pre(const player, const infobuffer) {
+  new currentName[32]
+  get_user_name(player, currentName, charsmax(currentName))
 
-  if(g_retVal == CA_SUPERCEDE) {
-    SetHookChainReturn(ATYPE_BOOL, false)
+  new newName[32]
+  engfunc(EngFunc_InfoKeyValue, infobuffer, "name", newName, charsmax(newName))
 
-    return HC_SUPERCEDE
-  }
+  if(strcmp(currentName, newName) == 0)
+    return
+
+  ExecuteForward(g_fwdClientChangeName, g_retVal, player, newName)
+  if(g_retVal != CA_SUPERCEDE)
+    return
 
-  return HC_CONTINUE
+  // Change back name
+  engfunc(EngFunc_SetClientKeyValue, player, infobuffer, "name", currentName)
 }
 
 public ClCmd_VModEnable(const id) {