Line data    Source code

       1             : /*
       2             :  *  Copyright (C) 2022-2024 Savoir-faire Linux Inc.
       3             :  *
       4             :  *  Author: Tobias Hildebrandt <tobias.hildebrandt@savoirfairelinux.com>
       5             :  *
       6             :  *  This program is free software; you can redistribute it and/or modify
       7             :  *  it under the terms of the GNU General Public License as published by
       8             :  *  the Free Software Foundation; either version 3 of the License, or
       9             :  *  (at your option) any later version.
      10             :  *
      11             :  *  This program is distributed in the hope that it will be useful,
      12             :  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             :  *  GNU General Public License for more details.
      15             :  *
      16             :  *  You should have received a copy of the GNU General Public License
      17             :  *  along with this program; if not, write to the Free Software
      18             :  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
      19             :  */
      20             : 
      21             : #include "webviewservicesmanager.h"
      22             : #include "client/ring_signal.h"
      23             : #include "pluginmanager.h"
      24             : #include "logger.h"
      25             : #include "manager.h"
      26             : #include "jamidht/jamiaccount.h"
      27             : #include "fileutils.h"
      28             : #include "plugin_manager_interface.h"
      29             : #include "pluginsutils.h"
      30             : #include "webviewmessage.h"
      31             : #include <cstdint>
      32             : #include <vector>
      33             : 
      34             : namespace jami {
      35             : 
      36          31 : WebViewServicesManager::WebViewServicesManager(PluginManager& pluginManager)
      37             : {
      38          31 :     registerComponentsLifeCycleManagers(pluginManager);
      39          31 :     registerWebViewService(pluginManager);
      40          31 : }
      41             : 
      42             : WebViewHandler*
      43           0 : WebViewServicesManager::getWebViewHandlerPointer(const std::string& pluginId)
      44             : {
      45           0 :     auto it = handlersIdMap.find(pluginId);
      46             :     // check if handler with specified pluginId does not exist
      47           0 :     if (it == handlersIdMap.end()) {
      48           0 :         JAMI_ERR("handler with pluginId %s was not found!", pluginId.c_str());
      49           0 :         return nullptr;
      50             :     }
      51             : 
      52             :     // we know that the pointer exists
      53           0 :     return it->second.get();
      54             : }
      55             : 
      56             : void
      57          31 : WebViewServicesManager::registerComponentsLifeCycleManagers(PluginManager& pluginManager)
      58             : {
      59             :     // called by the plugin manager whenever a plugin is loaded
      60           0 :     auto registerWebViewHandler = [this](void* data, std::mutex& pmMtx_) {
      61           0 :         std::lock_guard lk(pmMtx_);
      62             : 
      63           0 :         WebViewHandlerPtr ptr {(static_cast<WebViewHandler*>(data))};
      64             : 
      65             :         // make sure pointer is valid
      66           0 :         if (!ptr) {
      67           0 :             JAMI_ERR("trying to register a webview handler with invalid pointer!");
      68           0 :             return -1;
      69             :         }
      70             : 
      71             :         // pointer is valid, get details
      72           0 :         auto id = ptr->id();
      73             : 
      74             :         // add the handler to our map
      75           0 :         handlersIdMap[id] = std::move(ptr);
      76             : 
      77           0 :         return 0;
      78           0 :     };
      79             : 
      80             :     // called by the plugin manager whenever a plugin is unloaded
      81           0 :     auto unregisterWebViewHandler = [this](void* data, std::mutex& pmMtx_) {
      82           0 :         std::lock_guard pluginManagerLock(pmMtx_);
      83             : 
      84           0 :         WebViewHandler* ptr {(static_cast<WebViewHandler*>(data))};
      85             : 
      86             :         // make sure pointer is valid
      87           0 :         if (!ptr) {
      88           0 :             JAMI_ERR("trying to unregister a webview handler with invalid pointer!");
      89           0 :             return false;
      90             :         }
      91             : 
      92             :         // pointer is valid, get details
      93           0 :         auto id = ptr->id();
      94             : 
      95             :         // remove from our map, unique_ptr gets destroyed
      96           0 :         handlersIdMap.erase(id);
      97             : 
      98           0 :         return true;
      99           0 :     };
     100             : 
     101             :     // register the functions
     102          31 :     pluginManager.registerComponentManager("WebViewHandlerManager",
     103             :                                            registerWebViewHandler,
     104             :                                            unregisterWebViewHandler);
     105          31 : }
     106             : 
     107             : void
     108          31 : WebViewServicesManager::registerWebViewService(PluginManager& pluginManager)
     109             : {
     110             :     // NOTE: These are API calls that can be called by the plugin
     111           0 :     auto pluginWebViewMessage = [](const DLPlugin* plugin, void* data) {
     112             :         // the plugin must pass data as a WebViewMessage pointer
     113           0 :         auto* message = static_cast<WebViewMessage*>(data);
     114             : 
     115             :         // get datapath for the plugin
     116           0 :         std::string dataPath = PluginUtils::dataPath(plugin->getPath()).string();
     117             : 
     118           0 :         emitSignal<libjami::PluginSignal::WebViewMessageReceived>(dataPath,
     119           0 :                                                                 message->webViewId,
     120           0 :                                                                 message->messageId,
     121           0 :                                                                 message->payload);
     122             : 
     123           0 :         return 0;
     124           0 :     };
     125             : 
     126             :     // register the service.
     127          31 :     pluginManager.registerService("pluginWebViewMessage", pluginWebViewMessage);
     128          31 : }
     129             : 
     130             : void
     131           0 : WebViewServicesManager::sendWebViewMessage(const std::string& pluginId,
     132             :                                            const std::string& webViewId,
     133             :                                            const std::string& messageId,
     134             :                                            const std::string& payload)
     135             : {
     136           0 :     if (auto* handler = getWebViewHandlerPointer(pluginId)) {
     137           0 :         handler->pluginWebViewMessage(webViewId, messageId, payload);
     138             :     }
     139           0 : }
     140             : 
     141             : std::string
     142           0 : WebViewServicesManager::sendWebViewAttach(const std::string& pluginId,
     143             :                                           const std::string& accountId,
     144             :                                           const std::string& webViewId,
     145             :                                           const std::string& action)
     146             : {
     147           0 :     if (auto* handler = getWebViewHandlerPointer(pluginId)) {
     148           0 :         return handler->pluginWebViewAttach(accountId, webViewId, action);
     149             :     }
     150           0 :     return "";
     151             : }
     152             : 
     153             : void
     154           0 : WebViewServicesManager::sendWebViewDetach(const std::string& pluginId, const std::string& webViewId)
     155             : {
     156           0 :     if (auto* handler = getWebViewHandlerPointer(pluginId)) {
     157           0 :         handler->pluginWebViewDetach(webViewId);
     158             :     }
     159           0 : }
     160             : 
     161             : } // namespace jami