Permission Manager: add permission management for screencopy (#9930)

src/managers/permissions/DynamicPermissionManager.hpp

@@ -0,0 +1,85 @@
+#pragma once
+
+#include "../../macros.hpp"
+#include "../../helpers/memory/Memory.hpp"
+#include "../../helpers/AsyncDialogBox.hpp"
+#include <vector>
+#include <wayland-server-core.h>
+#include <optional>
+
+// NOLINTNEXTLINE
+namespace re2 {
+    class RE2;
+};
+
+enum eDynamicPermissionType : uint8_t {
+    PERMISSION_TYPE_UNKNOWN = 0,
+    PERMISSION_TYPE_SCREENCOPY,
+};
+
+enum eDynamicPermissionRuleSource : uint8_t {
+    PERMISSION_RULE_SOURCE_UNKNOWN = 0,
+    PERMISSION_RULE_SOURCE_CONFIG,
+    PERMISSION_RULE_SOURCE_RUNTIME_USER,
+};
+
+enum eDynamicPermissionAllowMode : uint8_t {
+    PERMISSION_RULE_ALLOW_MODE_UNKNOWN = 0,
+    PERMISSION_RULE_ALLOW_MODE_DENY,
+    PERMISSION_RULE_ALLOW_MODE_ASK,
+    PERMISSION_RULE_ALLOW_MODE_ALLOW,
+    PERMISSION_RULE_ALLOW_MODE_PENDING, // popup is open
+};
+
+class CDynamicPermissionRule;
+
+struct SDynamicPermissionRuleDestroyWrapper {
+    wl_listener             listener;
+    CDynamicPermissionRule* parent = nullptr;
+};
+
+class CDynamicPermissionRule {
+  public:
+    ~CDynamicPermissionRule();
+
+    wl_client* client() const;
+
+  private:
+    // config rule
+    CDynamicPermissionRule(const std::string& binaryPathRegex, eDynamicPermissionType type, eDynamicPermissionAllowMode defaultAllowMode = PERMISSION_RULE_ALLOW_MODE_ASK);
+    // user rule
+    CDynamicPermissionRule(wl_client* const client, eDynamicPermissionType type, eDynamicPermissionAllowMode defaultAllowMode = PERMISSION_RULE_ALLOW_MODE_ASK);
+
+    const eDynamicPermissionType         m_type       = PERMISSION_TYPE_UNKNOWN;
+    const eDynamicPermissionRuleSource   m_source     = PERMISSION_RULE_SOURCE_UNKNOWN;
+    wl_client* const                     m_client     = nullptr;
+    std::string                          m_binaryPath = "";
+    UP<re2::RE2>                         m_binaryRegex;
+
+    eDynamicPermissionAllowMode          m_allowMode = PERMISSION_RULE_ALLOW_MODE_ASK;
+    SP<CAsyncDialogBox>                  m_dialogBox; // for pending
+
+    SDynamicPermissionRuleDestroyWrapper m_destroyWrapper;
+
+    friend class CDynamicPermissionManager;
+};
+
+class CDynamicPermissionManager {
+  public:
+    void clearConfigPermissions();
+    void addConfigPermissionRule(const std::string& binaryPath, eDynamicPermissionType type, eDynamicPermissionAllowMode mode);
+
+    // if the rule is "ask", or missing, will pop up a dialog and return false until the user agrees.
+    // (will continue returning false if the user does not agree, of course.)
+    eDynamicPermissionAllowMode clientPermissionMode(wl_client* client, eDynamicPermissionType permission);
+
+    void                        removeRulesForClient(wl_client* client);
+
+  private:
+    void askForPermission(wl_client* client, const std::string& binaryName, eDynamicPermissionType type);
+
+    //
+    std::vector<SP<CDynamicPermissionRule>> m_rules;
+};
+
+inline UP<CDynamicPermissionManager> g_pDynamicPermissionManager;