Merge branch 'master' of http://192.168.0.200/knowledge-base-bj/deerflow-server into dhk-1

frontend-web/src/components/workspace/agents/agent-selector.tsx

@@ -20,6 +20,7 @@ import {
 } from "@/components/ui/dialog";
 import { PromptInputButton } from "@/components/ai-elements/prompt-input";
 import { AgentManageDialog } from "@/components/workspace/agents/agent-manage-dialog";
+import { Tooltip } from "@/components/workspace/tooltip";
 import { useAgentSelector, useAgentsPaginated } from "@/core/agents";
 import type { Agent } from "@/core/agents";
 import { getStoredAuth } from "@/core/auth";
@@ -86,6 +87,7 @@ export function AgentSelector({
   };
 
   const triggerLabel = selectedAgent ? desensitize(selectedAgent.name) : "选择 Agent";
+  const iconTooltipLabel = selectedAgent ? triggerLabel : "未选择";
   const iconMode = triggerVariant === "icon";
 
   return (
@@ -93,38 +95,40 @@ export function AgentSelector({
       <Dialog open={open} onOpenChange={setOpen}>
         <DialogTrigger asChild>
           {iconMode ? (
-            <Button
+            <Tooltip content={iconTooltipLabel}>
-              type="button"
+              <Button
-              variant="ghost"
+                type="button"
-              size="icon"
+                variant="ghost"
-              disabled={disabled}
+                size="icon"
-              aria-label={selectedAgent ? `已选择智能体：${triggerLabel}` : "选择智能体"}
+                disabled={disabled}
-              className={cn(
+                aria-label={selectedAgent ? `已选择智能体：${triggerLabel}` : "选择智能体"}
-                "relative size-9 rounded-full text-muted-foreground shadow-none hover:bg-muted/60 hover:text-foreground",
+                className={cn(
-                selectedAgent && "text-amber-600 hover:text-amber-700",
+                  "relative size-9 rounded-full text-muted-foreground shadow-none hover:bg-muted/60 hover:text-foreground",
-                selectedAgent && iconActiveClassName,
+                  selectedAgent && "text-amber-600 hover:text-amber-700",
-                iconButtonClassName,
+                  selectedAgent && iconActiveClassName,
-              )}
+                  iconButtonClassName,
-            >
+                )}
-              <BotIcon className="size-4" />
+              >
-              {selectedAgent && (
+                <BotIcon className="size-4" />
-                <span
+                {selectedAgent && (
-                  role="button"
+                  <span
-                  tabIndex={0}
+                    role="button"
-                  aria-label="清除已选 agent"
+                    tabIndex={0}
-                  className="absolute -right-1 -top-1 inline-flex size-4 items-center justify-center rounded-full border bg-background text-foreground shadow-sm hover:bg-muted"
+                    aria-label="清除已选 agent"
-                  onClick={handleClear}
+                    className="absolute -right-1 -top-1 inline-flex size-4 items-center justify-center rounded-full border bg-background text-foreground shadow-sm hover:bg-muted"
-                  onKeyDown={(e) => {
+                    onClick={handleClear}
-                    if (e.key === "Enter" || e.key === " ") {
+                    onKeyDown={(e) => {
-                      e.preventDefault();
+                      if (e.key === "Enter" || e.key === " ") {
-                      onAgentChange(null);
+                        e.preventDefault();
-                    }
+                        onAgentChange(null);
-                  }}
+                      }
-                >
+                    }}
-                  <XIcon className="size-2.5" />
+                  >
-                </span>
+                    <XIcon className="size-2.5" />
-              )}
+                  </span>
-            </Button>
+                )}
+              </Button>
+            </Tooltip>
           ) : (
             <PromptInputButton
               type="button"

frontend-web/src/components/workspace/workspace-nav-menu.tsx

@@ -11,6 +11,7 @@ import {
   GaugeIcon,
   HistoryIcon,
   MessageCircleQuestionIcon,
+  PlugIcon,
   ScrollTextIcon,
   Settings2Icon,
   SettingsIcon,
@@ -218,6 +219,14 @@ export function WorkspaceNavMenu() {
                     <TagsIcon />
                     {t.adminTags.title}
                   </DropdownMenuItem>
+                  {isAdmin && (
+                    <DropdownMenuItem
+                      onClick={() => navigate("/page/workspace/admin/plugins")}
+                    >
+                      <PlugIcon />
+                      插件管理
+                    </DropdownMenuItem>
+                  )}
                   {isAdmin && (
                     <DropdownMenuItem
                       onClick={() => navigate("/page/workspace/admin/positions")}

frontend-web/src/core/plugin-management/domain-agent.test.mjs

@@ -0,0 +1,190 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import {
+  normalizeDomainInput,
+  resolveIncomingIframeSelection,
+  resolveConfiguredIframeAgentId,
+  resolveDomainMappedAgentId,
+} from "./domain-agent.ts";
+
+test("normalizes full urls and bare hosts to comparable domains", () => {
+  assert.equal(
+    normalizeDomainInput(" https://Foo.Example.com/path?q=1 "),
+    "foo.example.com",
+  );
+  assert.equal(
+    normalizeDomainInput("foo.example.com:8080/landing"),
+    "foo.example.com:8080",
+  );
+});
+
+test("resolves the configured agent for a matching pageContext url", () => {
+  assert.equal(
+    resolveDomainMappedAgentId({
+      pageUrl: "https://foo.example.com/article/123",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-1", "agent-2"],
+    }),
+    "agent-1",
+  );
+});
+
+test("ignores disabled mappings and unavailable agents", () => {
+  assert.equal(
+    resolveDomainMappedAgentId({
+      pageUrl: "https://foo.example.com/article/123",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: false,
+        },
+        {
+          id: "m2",
+          domain: "bar.example.com",
+          agentId: "agent-2",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-3"],
+    }),
+    undefined,
+  );
+});
+
+test("does not auto-select after manual selection or once a conversation has started", () => {
+  assert.equal(
+    resolveConfiguredIframeAgentId({
+      pageUrl: "https://foo.example.com",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-1"],
+      isNewThread: true,
+      hasStartedConversation: false,
+      manualSelectionLocked: true,
+    }),
+    undefined,
+  );
+
+  assert.equal(
+    resolveConfiguredIframeAgentId({
+      pageUrl: "https://foo.example.com",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-1"],
+      isNewThread: true,
+      hasStartedConversation: true,
+      manualSelectionLocked: false,
+    }),
+    undefined,
+  );
+});
+
+test("falls back to default assistant when url is unmapped and user has not manually selected an agent", () => {
+  assert.deepEqual(
+    resolveIncomingIframeSelection({
+      pageUrl: "https://unknown.example.com",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-1", "agent-2"],
+      manualSelectedAgentId: null,
+    }),
+    {
+      selectedAgentId: null,
+      forceDefaultAssistant: true,
+    },
+  );
+});
+
+test("falls back to the user's manual selection when url is unmapped", () => {
+  assert.deepEqual(
+    resolveIncomingIframeSelection({
+      pageUrl: "https://unknown.example.com",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-1", "agent-2"],
+      manualSelectedAgentId: "agent-2",
+    }),
+    {
+      selectedAgentId: "agent-2",
+      forceDefaultAssistant: false,
+    },
+  );
+});
+
+test("mapped domain overrides the user's manual selection for that incoming message", () => {
+  assert.deepEqual(
+    resolveIncomingIframeSelection({
+      pageUrl: "https://foo.example.com/article",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-1", "agent-2"],
+      manualSelectedAgentId: "agent-2",
+    }),
+    {
+      selectedAgentId: "agent-1",
+      forceDefaultAssistant: false,
+    },
+  );
+});
+
+test("unmapped incoming url resets auto-selected agent back to default when there is no manual selection", () => {
+  assert.deepEqual(
+    resolveIncomingIframeSelection({
+      pageUrl: "https://another-unknown.example.com/article",
+      mappings: [
+        {
+          id: "m1",
+          domain: "foo.example.com",
+          agentId: "agent-1",
+          enabled: true,
+        },
+      ],
+      availableAgentIds: ["agent-1", "agent-2"],
+      manualSelectedAgentId: null,
+    }),
+    {
+      selectedAgentId: null,
+      forceDefaultAssistant: true,
+    },
+  );
+});

frontend-web/src/core/plugin-management/domain-agent.ts

@@ -0,0 +1,135 @@
+export type DomainAgentMapping = {
+  id: string;
+  domain: string;
+  agentId: string;
+  enabled: boolean;
+};
+
+function trimToUndefined(value: string | null | undefined): string | undefined {
+  const trimmed = value?.trim();
+  return trimmed ? trimmed : undefined;
+}
+
+function normalizeAgentId(agentId: string | null | undefined): string | undefined {
+  const trimmed = agentId?.trim();
+  return trimmed ? trimmed : undefined;
+}
+
+export function normalizeDomainInput(
+  value: string | null | undefined,
+): string | undefined {
+  const trimmed = trimToUndefined(value);
+  if (!trimmed) return undefined;
+
+  const candidate = /^[a-zA-Z][a-zA-Z\d+\-.]*:\/\//.test(trimmed)
+    ? trimmed
+    : `https://${trimmed}`;
+
+  try {
+    const parsed = new URL(candidate);
+    const host = parsed.host.trim().toLowerCase();
+    return host || undefined;
+  } catch {
+    return undefined;
+  }
+}
+
+export function resolveDomainMappedAgentId({
+  pageUrl,
+  mappings,
+  availableAgentIds,
+}: {
+  pageUrl: string | null | undefined;
+  mappings: DomainAgentMapping[];
+  availableAgentIds?: readonly string[] | null;
+}): string | undefined {
+  const host = normalizeDomainInput(pageUrl);
+  if (!host) return undefined;
+
+  const allowedAgents =
+    availableAgentIds && availableAgentIds.length > 0
+      ? new Set(availableAgentIds)
+      : null;
+
+  for (const mapping of mappings) {
+    if (!mapping.enabled) continue;
+    if (normalizeDomainInput(mapping.domain) !== host) continue;
+    if (allowedAgents && !allowedAgents.has(mapping.agentId)) continue;
+    return mapping.agentId;
+  }
+
+  return undefined;
+}
+
+export function resolveConfiguredIframeAgentId({
+  pageUrl,
+  mappings,
+  availableAgentIds,
+  isNewThread,
+  hasStartedConversation,
+  manualSelectionLocked,
+}: {
+  pageUrl: string | null | undefined;
+  mappings: DomainAgentMapping[];
+  availableAgentIds?: readonly string[] | null;
+  isNewThread: boolean;
+  hasStartedConversation: boolean;
+  manualSelectionLocked: boolean;
+}): string | undefined {
+  if (!isNewThread || hasStartedConversation || manualSelectionLocked) {
+    return undefined;
+  }
+
+  return resolveDomainMappedAgentId({
+    pageUrl,
+    mappings,
+    availableAgentIds,
+  });
+}
+
+export function resolveIncomingIframeSelection({
+  pageUrl,
+  mappings,
+  availableAgentIds,
+  manualSelectedAgentId,
+}: {
+  pageUrl: string | null | undefined;
+  mappings: DomainAgentMapping[];
+  availableAgentIds?: readonly string[] | null;
+  manualSelectedAgentId: string | null;
+}): {
+  selectedAgentId: string | null;
+  forceDefaultAssistant: boolean;
+} {
+  const mappedAgentId = resolveDomainMappedAgentId({
+    pageUrl,
+    mappings,
+    availableAgentIds,
+  });
+  if (mappedAgentId) {
+    return {
+      selectedAgentId: mappedAgentId,
+      forceDefaultAssistant: false,
+    };
+  }
+
+  const allowedAgents =
+    availableAgentIds && availableAgentIds.length > 0
+      ? new Set(availableAgentIds)
+      : null;
+  const normalizedManualAgentId = normalizeAgentId(manualSelectedAgentId);
+  if (
+    normalizedManualAgentId &&
+    (!allowedAgents || allowedAgents.has(normalizedManualAgentId))
+  ) {
+    return {
+      selectedAgentId: normalizedManualAgentId,
+      forceDefaultAssistant: false,
+    };
+  }
+
+  return {
+    selectedAgentId: null,
+    forceDefaultAssistant: true,
+  };
+}

frontend-web/src/core/system-settings/api.ts

@@ -8,12 +8,115 @@ export interface PromptPrefixSettings {
   prompt_prefix: string;
 }
 
+export interface PluginDomainAgentMappingDto {
+  id: string;
+  domain: string;
+  agent_id: string;
+  enabled: boolean;
+}
+
+export interface PluginManagementSettings {
+  domainAgentMappings: Array<{
+    id: string;
+    domain: string;
+    agentId: string;
+    enabled: boolean;
+  }>;
+}
+
+export interface PluginManagementUpdate {
+  domainAgentMappings?: Array<{
+    id: string;
+    domain: string;
+    agentId: string;
+    enabled: boolean;
+  }>;
+}
+
 export interface PromptPrefixUpdate {
   enabled?: boolean;
   switch_label?: string;
   prompt_prefix?: string;
 }
 
+function fromPluginManagementDto(data: {
+  domain_agent_mappings: PluginDomainAgentMappingDto[];
+}): PluginManagementSettings {
+  return {
+    domainAgentMappings: (data.domain_agent_mappings ?? []).map((item) => ({
+      id: item.id,
+      domain: item.domain,
+      agentId: item.agent_id,
+      enabled: item.enabled,
+    })),
+  };
+}
+
+function toPluginManagementDto(body: PluginManagementUpdate) {
+  return {
+    domain_agent_mappings: (body.domainAgentMappings ?? []).map((item) => ({
+      id: item.id,
+      domain: item.domain,
+      agent_id: item.agentId,
+      enabled: item.enabled,
+    })),
+  };
+}
+
+export async function loadPluginManagementSettings(): Promise<PluginManagementSettings> {
+  const response = await apiFetch(
+    `${getBackendBaseURL()}/api/system-settings/plugin-management`,
+  );
+  if (!response.ok) {
+    throw new Error(
+      `Failed to load plugin management settings: ${response.status}`,
+    );
+  }
+  const data = (await response.json()) as {
+    domain_agent_mappings: PluginDomainAgentMappingDto[];
+  };
+  const mapped = fromPluginManagementDto(data);
+  writeYLog({
+    optType: OptType.view,
+    optDetail: "CM助手-全量-系统设置-插件管理查看",
+    url: "/api/system-settings/plugin-management",
+    returnParam: mapped,
+  });
+  return mapped;
+}
+
+export async function updatePluginManagementSettings(
+  body: PluginManagementUpdate,
+): Promise<PluginManagementSettings> {
+  const payload = toPluginManagementDto(body);
+  const response = await apiFetch(
+    `${getBackendBaseURL()}/api/system-settings/plugin-management`,
+    {
+      method: "PUT",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify(payload),
+    },
+  );
+  if (!response.ok) {
+    const detail = await response
+      .json()
+      .catch(() => ({ detail: "Failed to update plugin management settings" }));
+    throw new Error(detail.detail ?? "Failed to update plugin management settings");
+  }
+  const data = (await response.json()) as {
+    domain_agent_mappings: PluginDomainAgentMappingDto[];
+  };
+  const mapped = fromPluginManagementDto(data);
+  writeYLog({
+    optType: OptType.edit,
+    optDetail: "CM助手-全量-系统设置-插件管理编辑",
+    url: "/api/system-settings/plugin-management",
+    reqParam: payload,
+    returnParam: mapped,
+  });
+  return mapped;
+}
+
 export async function loadPromptPrefixSettings(): Promise<PromptPrefixSettings> {
   const response = await apiFetch(
     `${getBackendBaseURL()}/api/system-settings/prompt-prefix`,

frontend-web/src/core/system-settings/hooks.ts

@@ -8,6 +8,7 @@ import {
   loadCitationDisplaySettings,
   loadLeaderboardSettings,
   loadModelConcurrencySettings,
+  loadPluginManagementSettings,
   loadPrivateSquareStatus,
   loadPromptPrefixSettings,
   loadPublishSquares,
@@ -17,6 +18,7 @@ import {
   updateCitationDisplaySettings,
   updateLeaderboardSettings,
   updateModelConcurrencySettings,
+  updatePluginManagementSettings,
   updatePrivateSquareSettings,
   updatePromptPrefixSettings,
   updatePublishSquares,
@@ -25,6 +27,7 @@ import {
   type CitationDisplayUpdate,
   type LeaderboardSettingsUpdate,
   type ModelConcurrencyUpdate,
+  type PluginManagementUpdate,
   type PrivateSquareUpdate,
   type PromptPrefixUpdate,
   type PublishSquaresUpdate,
@@ -41,6 +44,7 @@ const CITATION_DISPLAY_KEY = ["systemSettings", "citationDisplay"] as const;
 const LEADERBOARD_KEY = ["systemSettings", "leaderboard"] as const;
 const SKILL_COMPRESSION_KEY = ["systemSettings", "skillCompression"] as const;
 const MODEL_CONCURRENCY_KEY = ["systemSettings", "modelConcurrency"] as const;
+const PLUGIN_MANAGEMENT_KEY = ["systemSettings", "pluginManagement"] as const;
 
 export function usePromptPrefixSettings() {
   return useQuery({
@@ -263,6 +267,27 @@ export function useUpdateModelConcurrencySettings() {
   });
 }
 
+export function usePluginManagementSettings() {
+  return useQuery({
+    queryKey: PLUGIN_MANAGEMENT_KEY,
+    queryFn: () => loadPluginManagementSettings(),
+    staleTime: 60_000,
+    refetchOnWindowFocus: false,
+    retry: false,
+  });
+}
+
+export function useUpdatePluginManagementSettings() {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: (body: PluginManagementUpdate) =>
+      updatePluginManagementSettings(body),
+    onSuccess: (data) => {
+      queryClient.setQueryData(PLUGIN_MANAGEMENT_KEY, data);
+    },
+  });
+}
+
 export function useLeaderboardSettings() {
   return useQuery({
     queryKey: LEADERBOARD_KEY,

frontend-web/src/pages/IframeChatPage.tsx

@@ -26,18 +26,19 @@ import { Tooltip } from "@/components/workspace/tooltip";
 import { Button } from "@/components/ui/button";
 import { TooltipProvider } from "@/components/ui/tooltip";
 import { useAgentSelector } from "@/core/agents";
+import { resolveIncomingIframeSelection } from "@/core/plugin-management/domain-agent";
 import { getAccessToken } from "@/core/auth";
 import { useI18n } from "@/core/i18n/hooks";
 import { useModels } from "@/core/models/hooks";
 import { useNotification } from "@/core/notification/hooks";
 import { useRouteBase } from "@/core/route-base";
 import {
-  getLastAgentId,
   isThreadRagModeLocked,
   saveLastAgentId,
   useLocalSettings,
   useThreadSettings,
 } from "@/core/settings";
+import { usePluginManagementSettings } from "@/core/system-settings/hooks";
 import { useThreadStream } from "@/core/threads/hooks";
 import { textOfMessage } from "@/core/threads/utils";
 import { env } from "@/env";
@@ -50,6 +51,22 @@ import { resolveIframeAssistantId } from "./iframe-chat-agent";
 import { buildIframeModeButtons } from "./iframe-chat-mode-buttons";
 
 type BrainyChatStatus = "started" | "finished";
+type ResolvedIframeModeButton =
+  | {
+      key: "agent";
+      label: string;
+      active: boolean;
+      disabled?: boolean;
+    }
+  | {
+      key: "writing" | "memory" | "references" | "contextCompression" | "pro";
+      label: string;
+      active: boolean;
+      disabled?: boolean;
+      icon: typeof FileTextIcon;
+      onClick: () => void;
+      activeClassName: string;
+    };
 type BrainyAuthTokenMessage = {
   source: "brainy-iframe";
   type: "brainy:auth-token";
@@ -66,6 +83,20 @@ type BrainyChatInterruptMessage = {
   };
   requestId?: string;
 };
+type BrainyUrlContextMessage = {
+  source?: string;
+  type?: string;
+  payload?: {
+    url?: string;
+  };
+};
+type PendingIframeSubmit = {
+  message: PromptInputMessage;
+  externalContext?: Record<string, unknown>;
+  options?: { additionalKwargs?: Record<string, unknown> };
+  targetSelectedAgentId: string | null;
+  targetForceDefaultAssistant: boolean;
+};
 
 function postBrainyChatStatus(status: BrainyChatStatus, requestId: string) {
   window.parent?.postMessage(
@@ -104,9 +135,22 @@ export default function IframeChatPage() {
   const [mounted, setMounted] = useState(false);
   const { tokenUsageEnabled } = useModels();
   const [selectedAgentId, setSelectedAgentId] = useState<string | null>(null);
+  const [manualSelectedAgentId, setManualSelectedAgentId] = useState<string | null>(null);
+  const [forceDefaultAssistant, setForceDefaultAssistant] = useState(true);
+  const [pendingIframeSubmit, setPendingIframeSubmit] =
+    useState<PendingIframeSubmit | null>(null);
   const { agents: selectorAgents, isLoading: selectorLoading } =
     useAgentSelector();
+  const { data: pluginManagementSettings } = usePluginManagementSettings();
   const pendingRequestIdRef = useRef<string | null>(null);
+  const handleSubmitRef = useRef<
+    | ((
+        message: PromptInputMessage,
+        externalContext?: Record<string, unknown>,
+        options?: { additionalKwargs?: Record<string, unknown> },
+      ) => void)
+    | null
+  >(null);
   const { selectedArtifact } = useArtifacts();
   useSpecificChatMode();
 
@@ -139,23 +183,37 @@ export default function IframeChatPage() {
   useEffect(() => {
     if (isNewThread) {
       setHasStartedConversation(false);
-      setSelectedAgentId(getLastAgentId());
+      setSelectedAgentId(null);
+      setManualSelectedAgentId(null);
+      setForceDefaultAssistant(true);
+      setPendingIframeSubmit(null);
     }
   }, [isNewThread, threadId]);
 
   useEffect(() => {
-    if (selectorLoading || !selectedAgentId) {
+    if (selectorLoading) {
       return;
     }
-    if (!selectorAgents.some((agent) => agent.id === selectedAgentId)) {
+    if (
+      selectedAgentId &&
+      !selectorAgents.some((agent) => agent.id === selectedAgentId)
+    ) {
       setSelectedAgentId(null);
+      setForceDefaultAssistant(true);
     }
-  }, [selectedAgentId, selectorAgents, selectorLoading]);
+    if (
+      manualSelectedAgentId &&
+      !selectorAgents.some((agent) => agent.id === manualSelectedAgentId)
+    ) {
+      setManualSelectedAgentId(null);
+    }
+  }, [manualSelectedAgentId, selectedAgentId, selectorAgents, selectorLoading]);
 
   const { showNotification } = useNotification();
   const activeAssistantId = resolveIframeAssistantId({
     selectedAgentId,
     threadMetadataAgentId: null,
+    preferDefaultAssistant: forceDefaultAssistant,
   });
 
   const [thread, sendMessage, isUploading] = useThreadStream({
@@ -209,14 +267,18 @@ export default function IframeChatPage() {
   })();
 
   useEffect(() => {
-    const resolvedAgentId = resolveIframeAssistantId({
+    if (!threadMetadataAgentId || isNewThread) return;
-      selectedAgentId,
+    if (manualSelectedAgentId) return;
-      threadMetadataAgentId,
+    if (forceDefaultAssistant) return;
-    });
+    if (selectedAgentId) return;
-    if (resolvedAgentId && resolvedAgentId !== selectedAgentId) {
+    setSelectedAgentId(threadMetadataAgentId);
-      setSelectedAgentId(resolvedAgentId);
+  }, [
-    }
+    forceDefaultAssistant,
-  }, [selectedAgentId, threadMetadataAgentId]);
+    isNewThread,
+    manualSelectedAgentId,
+    selectedAgentId,
+    threadMetadataAgentId,
+  ]);
 
   const writingArtifactPath = useMemo(() => {
     const isMarkdown = (path: string | null | undefined) =>
@@ -277,10 +339,43 @@ export default function IframeChatPage() {
   );
 
   const handleAgentChange = useCallback((agentId: string | null) => {
+    setManualSelectedAgentId(agentId);
     setSelectedAgentId(agentId);
+    setForceDefaultAssistant(!agentId);
     saveLastAgentId(agentId);
   }, []);
 
+  useEffect(() => {
+    handleSubmitRef.current = handleSubmit;
+  }, [handleSubmit]);
+
+  useEffect(() => {
+    if (!pendingIframeSubmit) return;
+    const currentAssistantId = resolveIframeAssistantId({
+      selectedAgentId,
+      threadMetadataAgentId: null,
+      preferDefaultAssistant: forceDefaultAssistant,
+    });
+    const targetAssistantId = resolveIframeAssistantId({
+      selectedAgentId: pendingIframeSubmit.targetSelectedAgentId,
+      threadMetadataAgentId: null,
+      preferDefaultAssistant: pendingIframeSubmit.targetForceDefaultAssistant,
+    });
+    if (
+      currentAssistantId !== targetAssistantId ||
+      selectedAgentId !== pendingIframeSubmit.targetSelectedAgentId ||
+      forceDefaultAssistant !== pendingIframeSubmit.targetForceDefaultAssistant
+    ) {
+      return;
+    }
+    handleSubmitRef.current?.(
+      pendingIframeSubmit.message,
+      pendingIframeSubmit.externalContext,
+      pendingIframeSubmit.options,
+    );
+    setPendingIframeSubmit(null);
+  }, [forceDefaultAssistant, pendingIframeSubmit, selectedAgentId]);
+
   const ragModeLocked = isThreadRagModeLocked(threadId);
   const ragModeEnabled =
     localSettings.display.ragModeEnabled || ragModeLocked;
@@ -341,9 +436,33 @@ export default function IframeChatPage() {
     [thread],
   );
 
+  const applyIncomingUrlSelection = useCallback(
+    (pageUrl: string | null | undefined) => {
+      const nextSelection = resolveIncomingIframeSelection({
+        pageUrl,
+        mappings: pluginManagementSettings?.domainAgentMappings ?? [],
+        availableAgentIds: selectorLoading
+          ? undefined
+          : selectorAgents.map((agent) => agent.id),
+        manualSelectedAgentId,
+      });
+      setSelectedAgentId(nextSelection.selectedAgentId);
+      setForceDefaultAssistant(nextSelection.forceDefaultAssistant);
+      return nextSelection;
+    },
+    [
+      manualSelectedAgentId,
+      pluginManagementSettings?.domainAgentMappings,
+      selectorAgents,
+      selectorLoading,
+    ],
+  );
+
   useEffect(() => {
     const handleMessage = (
-      event: MessageEvent<BrainyChatSubmitMessage | BrainyChatInterruptMessage>,
+      event: MessageEvent<
+        BrainyChatSubmitMessage | BrainyChatInterruptMessage | BrainyUrlContextMessage
+      >,
     ) => {
       const data = event.data;
       if (data?.source !== "brainy-extension") return;
@@ -351,12 +470,19 @@ export default function IframeChatPage() {
         void handleInterrupt(data as BrainyChatInterruptMessage);
         return;
       }
+      if (data?.type === "brainy:context-url") {
+        applyIncomingUrlSelection(
+          (data as BrainyUrlContextMessage).payload?.url ?? null,
+        );
+        return;
+      }
       if (data?.type !== "brainy:chat-submit") return;
       const submitMessage = data as BrainyChatSubmitMessage;
-
       const { submitText, files, iframeContext, additionalKwargs } =
         parseBrainyChatSubmitMessage(submitMessage);
 
+      if (!submitText && files.length === 0) return;
+
       console.log("收到插件消息", {
         text: submitMessage.payload?.text,
         prompt: submitMessage.payload?.prompt,
@@ -368,26 +494,30 @@ export default function IframeChatPage() {
         iframeContext,
       });
 
-      if (!submitText && files.length === 0) return;
-
       pendingRequestIdRef.current = submitMessage.requestId ?? null;
-
+      setPendingIframeSubmit({
-      handleSubmit(
+        message: { text: submitText, files },
-        { text: submitText, files },
+        externalContext: iframeContext,
-        iframeContext,
+        options: additionalKwargs ? { additionalKwargs } : undefined,
-        additionalKwargs ? { additionalKwargs } : undefined,
+        targetSelectedAgentId: selectedAgentId,
-      );
+        targetForceDefaultAssistant: forceDefaultAssistant,
+      });
     };
 
     window.addEventListener("message", handleMessage);
     return () => {
       window.removeEventListener("message", handleMessage);
     };
-  }, [handleInterrupt, handleSubmit]);
+  }, [
+    applyIncomingUrlSelection,
+    forceDefaultAssistant,
+    handleInterrupt,
+    selectedAgentId,
+  ]);
 
   const isLandingState = isNewThread && !hasStartedConversation;
   const bottomBarHeightClass = "pb-24";
-  const modeButtons = buildIframeModeButtons({
+  const modeButtons: ResolvedIframeModeButton[] = buildIframeModeButtons({
     agentSelected: !!selectedAgentId,
     writingModeEnabled: !!settings.context.writing_mode,
     memoryInjectionEnabled: Boolean(
@@ -397,10 +527,15 @@ export default function IframeChatPage() {
     ragModeLocked,
     contextCompressionEnabled,
     proModeEnabled,
-  }).map((button) => {
+  }).map((button): ResolvedIframeModeButton => {
     switch (button.key) {
       case "agent":
-        return button;
+        return {
+          key: "agent",
+          label: button.label,
+          active: button.active,
+          disabled: button.disabled,
+        };
       case "writing":
         return {
           ...button,
@@ -437,7 +572,7 @@ export default function IframeChatPage() {
           activeClassName: "text-fuchsia-600 hover:text-fuchsia-700",
         };
       default:
-        return button;
+        throw new Error(`Unknown iframe mode button: ${String(button.key)}`);
     }
   });
 

frontend-web/src/pages/PluginManagementPage.tsx

@@ -0,0 +1,210 @@
+"use client";
+
+import { Loader2Icon, PlusIcon, Trash2Icon } from "lucide-react";
+import { useEffect, useMemo, useRef, useState } from "react";
+import { toast } from "sonner";
+
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Switch } from "@/components/ui/switch";
+import { useAgentSelector } from "@/core/agents";
+import {
+  type DomainAgentMapping,
+  normalizeDomainInput,
+} from "@/core/plugin-management/domain-agent";
+import type { PluginManagementSettings } from "@/core/system-settings/api";
+import {
+  usePluginManagementSettings,
+  useUpdatePluginManagementSettings,
+} from "@/core/system-settings/hooks";
+
+function makeRow(): DomainAgentMapping {
+  return {
+    id:
+      typeof crypto !== "undefined" && typeof crypto.randomUUID === "function"
+        ? crypto.randomUUID()
+        : `${Date.now()}-${Math.random().toString(36).slice(2, 10)}`,
+    domain: "",
+    agentId: "",
+    enabled: true,
+  };
+}
+
+function normalizeRows(
+  rows: DomainAgentMapping[],
+): PluginManagementSettings["domainAgentMappings"] {
+  const seen = new Set<string>();
+  const next: PluginManagementSettings["domainAgentMappings"] = [];
+  for (const row of rows) {
+    const domain = normalizeDomainInput(row.domain);
+    const agentId = row.agentId.trim();
+    if (!domain || !agentId) continue;
+    if (seen.has(domain)) continue;
+    seen.add(domain);
+    next.push({
+      id: row.id || makeRow().id,
+      domain,
+      agentId,
+      enabled: row.enabled,
+    });
+  }
+  return next;
+}
+
+export default function PluginManagementPage() {
+  const { data, isLoading, error } = usePluginManagementSettings();
+  const update = useUpdatePluginManagementSettings();
+  const { agents, isLoading: agentsLoading } = useAgentSelector();
+  const [rows, setRows] = useState<DomainAgentMapping[]>([]);
+  const initializedRef = useRef(false);
+
+  useEffect(() => {
+    if (!data || initializedRef.current) return;
+    setRows(
+      data.domainAgentMappings.length > 0
+        ? data.domainAgentMappings
+        : [makeRow()],
+    );
+    initializedRef.current = true;
+  }, [data]);
+
+  const agentOptions = useMemo(
+    () =>
+      [...agents]
+        .sort((a, b) => (a.name || a.id).localeCompare(b.name || b.id, "zh-CN"))
+        .map((agent) => ({
+          id: agent.id,
+          label: agent.name || agent.id,
+        })),
+    [agents],
+  );
+
+  const updateRow = (id: string, patch: Partial<DomainAgentMapping>) => {
+    setRows((current) =>
+      current.map((row) => (row.id === id ? { ...row, ...patch } : row)),
+    );
+  };
+
+  const removeRow = (id: string) => {
+    setRows((current) => {
+      const next = current.filter((row) => row.id !== id);
+      return next.length > 0 ? next : [makeRow()];
+    });
+  };
+
+  const handleSave = async () => {
+    const domainAgentMappings = normalizeRows(rows);
+    try {
+      const saved = await update.mutateAsync({ domainAgentMappings });
+      setRows(
+        saved.domainAgentMappings.length > 0
+          ? saved.domainAgentMappings
+          : [makeRow()],
+      );
+      toast.success("已保存");
+    } catch (e) {
+      toast.error(e instanceof Error ? e.message : "保存失败");
+    }
+  };
+
+  return (
+    <div className="mx-auto flex w-full max-w-5xl flex-col gap-6 px-6 py-10">
+      <div>
+        <h1 className="text-xl font-semibold">插件管理</h1>
+        <p className="text-muted-foreground mt-1 text-sm">
+          管理插件传入页面地址的域名与默认智能体映射。命中后，插件ZNCM模式会按配置默认选择对应智能体。
+        </p>
+      </div>
+
+      {isLoading ? (
+        <div className="flex items-center justify-center py-16">
+          <Loader2Icon className="text-muted-foreground size-6 animate-spin" />
+        </div>
+      ) : error ? (
+        <div className="text-destructive rounded-xl border border-dashed py-16 text-center text-sm">
+          加载失败：{error.message}
+        </div>
+      ) : (
+        <div className="flex flex-col gap-5 rounded-xl border bg-white px-5 py-5 dark:border-[#213D5E] dark:bg-[#02244C] dark:text-white">
+          <div className="flex items-center justify-between gap-4">
+            <div>
+              <div className="text-sm font-medium">域名和智能体配置</div>
+              <div className="text-muted-foreground mt-0.5 text-xs">
+                输入域名或完整 URL，保存时会自动规范化为 host。只按域名精确匹配。
+              </div>
+            </div>
+            <Button
+              variant="outline"
+              onClick={() => setRows((current) => [...current, makeRow()])}
+            >
+              <PlusIcon className="mr-1.5 size-4" />
+              新增配置
+            </Button>
+          </div>
+
+          <div className="grid grid-cols-[minmax(0,1.4fr)_minmax(0,1fr)_120px_72px] gap-3 text-sm font-medium">
+            <div>域名</div>
+            <div>智能体</div>
+            <div>启用</div>
+            <div>操作</div>
+          </div>
+
+          <div className="flex flex-col gap-3">
+            {rows.map((row) => (
+              <div
+                key={row.id}
+                className="grid grid-cols-[minmax(0,1.4fr)_minmax(0,1fr)_120px_72px] gap-3"
+              >
+                <Input
+                  value={row.domain}
+                  onChange={(e) => updateRow(row.id, { domain: e.target.value })}
+                  placeholder="如：https://example.com/path 或 example.com"
+                />
+                <select
+                  value={row.agentId}
+                  onChange={(e) => updateRow(row.id, { agentId: e.target.value })}
+                  className="border-input bg-background ring-offset-background placeholder:text-muted-foreground focus-visible:ring-ring flex h-9 w-full rounded-md border px-3 py-1 text-sm shadow-xs transition-[color,box-shadow] outline-none focus-visible:ring-1 disabled:cursor-not-allowed disabled:opacity-50"
+                  disabled={agentsLoading}
+                >
+                  <option value="">请选择智能体</option>
+                  {agentOptions.map((agent) => (
+                    <option key={agent.id} value={agent.id}>
+                      {agent.label}
+                    </option>
+                  ))}
+                </select>
+                <div className="flex h-9 items-center">
+                  <Switch
+                    checked={row.enabled}
+                    onCheckedChange={(checked) =>
+                      updateRow(row.id, { enabled: checked })
+                    }
+                  />
+                </div>
+                <div className="flex h-9 items-center">
+                  <Button
+                    variant="ghost"
+                    size="icon"
+                    onClick={() => removeRow(row.id)}
+                    aria-label="删除配置"
+                  >
+                    <Trash2Icon className="size-4" />
+                  </Button>
+                </div>
+              </div>
+            ))}
+          </div>
+
+          <div className="flex justify-end">
+            <Button onClick={handleSave} disabled={update.isPending}>
+              {update.isPending && (
+                <Loader2Icon className="mr-1.5 size-4 animate-spin" />
+              )}
+              保存
+            </Button>
+          </div>
+        </div>
+      )}
+    </div>
+  );
+}

frontend-web/src/pages/WorkspaceRoutes.tsx

@@ -47,6 +47,7 @@ import AdminMemoryPage from './AdminMemoryPage';
 import AdminUserHubPage from './AdminUserHubPage';
 import TagsPage from './TagsPage';
 import PositionsPage from './PositionsPage';
+import PluginManagementPage from './PluginManagementPage';
 import RecommendedQuestionsPage from './RecommendedQuestionsPage';
 import AIWritingPage from '@/open-canvas/pages/AIWritingPage';
 import StudioNotebooksPage from './StudioNotebooksPage';
@@ -554,6 +555,18 @@ export default function WorkspaceRoutes({
             </WorkspaceLayout>
           }
         />
+        <Route
+          path="admin/plugins"
+          element={
+            getStoredAuth()?.system_role === 'admin' ? (
+              <WorkspaceLayout {...layoutProps}>
+                <PluginManagementPage />
+              </WorkspaceLayout>
+            ) : (
+              <Navigate to="/page/workspace/chats/new" replace />
+            )
+          }
+        />
         <Route
           path="admin/positions"
           element={

frontend-web/src/pages/iframe-chat-agent.test.ts

@@ -33,3 +33,14 @@ test("falls back to lead-agent mode when no agent is selected or bound", () => {
     undefined,
   );
 });
+
+test("can force lead-agent mode even when the thread metadata is bound to another agent", () => {
+  assert.equal(
+    resolveIframeAssistantId({
+      selectedAgentId: null,
+      threadMetadataAgentId: "roundtable-structure",
+      preferDefaultAssistant: true,
+    }),
+    undefined,
+  );
+});

frontend-web/src/pages/iframe-chat-agent.ts

@@ -1,6 +1,7 @@
 type ResolveIframeAssistantIdInput = {
   selectedAgentId: string | null;
   threadMetadataAgentId: string | null;
+  preferDefaultAssistant?: boolean;
 };
 
 function normalizeAgentId(agentId: string | null | undefined): string | undefined {
@@ -11,7 +12,11 @@ function normalizeAgentId(agentId: string | null | undefined): string | undefine
 export function resolveIframeAssistantId({
   selectedAgentId,
   threadMetadataAgentId,
+  preferDefaultAssistant = false,
 }: ResolveIframeAssistantIdInput): string | undefined {
+  if (preferDefaultAssistant) {
+    return normalizeAgentId(selectedAgentId);
+  }
   return (
     normalizeAgentId(selectedAgentId) ??
     normalizeAgentId(threadMetadataAgentId)

offline-backend-20260512/backend/app/gateway/routers/system_settings.py

@@ -4,6 +4,7 @@ from __future__ import annotations
 
 import logging
 from typing import Literal
+from urllib.parse import urlparse
 
 from fastapi import APIRouter, HTTPException, Request
 from pydantic import BaseModel, Field
@@ -14,6 +15,8 @@ from deerflow.config import get_app_config
 from deerflow.config.system_settings import (
     LeaderboardSettings,
     ModelConcurrencySettings,
+    PluginDomainAgentMapping,
+    PluginManagementSettings,
     PromptPrefixSettings,
     PublishSquare,
     PublishSquaresSettings,
@@ -43,6 +46,21 @@ class PromptPrefixUpdateRequest(BaseModel):
     prompt_prefix: str | None = None
 
 
+class PluginDomainAgentMappingItem(BaseModel):
+    id: str = Field(..., description="Stable row id")
+    domain: str = Field(..., description="Normalized host matched against pageContext.url")
+    agent_id: str = Field(..., description="Agent id selected for the host")
+    enabled: bool = Field(default=True, description="Whether the mapping is active")
+
+
+class PluginManagementResponse(BaseModel):
+    domain_agent_mappings: list[PluginDomainAgentMappingItem] = Field(default_factory=list)
+
+
+class PluginManagementUpdateRequest(BaseModel):
+    domain_agent_mappings: list[PluginDomainAgentMappingItem] | None = None
+
+
 class PrivateSquareStatusResponse(BaseModel):
     """Status of the private-square feature, readable by any logged-in user.
 
@@ -91,6 +109,34 @@ def _to_response(settings: PromptPrefixSettings) -> PromptPrefixResponse:
     )
 
 
+def _normalize_plugin_domain(value: str | None) -> str:
+    raw = (value or "").strip()
+    if not raw:
+        return ""
+    candidate = raw if "://" in raw else f"https://{raw}"
+    try:
+        parsed = urlparse(candidate)
+    except Exception:
+        return ""
+    return (parsed.netloc or parsed.path or "").strip().lower()
+
+
+def _plugin_management_to_response(
+    settings: PluginManagementSettings,
+) -> PluginManagementResponse:
+    return PluginManagementResponse(
+        domain_agent_mappings=[
+            PluginDomainAgentMappingItem(
+                id=item.id,
+                domain=item.domain,
+                agent_id=item.agent_id,
+                enabled=item.enabled,
+            )
+            for item in settings.domain_agent_mappings
+        ]
+    )
+
+
 async def _require_admin(request: Request) -> None:
     user = await get_optional_user_from_request(request)
     if user is None:
@@ -117,6 +163,50 @@ async def update_prompt_prefix(body: PromptPrefixUpdateRequest, request: Request
     return _to_response(saved.prompt_prefix)
 
 
+@router.get("/plugin-management", response_model=PluginManagementResponse)
+async def get_plugin_management() -> PluginManagementResponse:
+    """Return the iframe plugin domain -> agent mappings."""
+    return _plugin_management_to_response(load_system_settings().plugin_management)
+
+
+@router.put("/plugin-management", response_model=PluginManagementResponse)
+async def update_plugin_management(
+    body: PluginManagementUpdateRequest, request: Request
+) -> PluginManagementResponse:
+    """Replace the iframe plugin domain -> agent mappings. Admin only."""
+    from uuid import uuid4
+
+    await _require_admin(request)
+
+    current = load_system_settings()
+    mappings: list[PluginDomainAgentMapping] = []
+    seen_domains: set[str] = set()
+    for item in body.domain_agent_mappings or []:
+        domain = _normalize_plugin_domain(item.domain)
+        agent_id = (item.agent_id or "").strip()
+        if not domain or not agent_id:
+            continue
+        if domain in seen_domains:
+            continue
+        seen_domains.add(domain)
+        mappings.append(
+            PluginDomainAgentMapping(
+                id=(item.id or "").strip() or uuid4().hex,
+                domain=domain,
+                agent_id=agent_id,
+                enabled=bool(item.enabled),
+            )
+        )
+
+    updated = current.plugin_management.model_copy(
+        update={"domain_agent_mappings": mappings}
+    )
+    saved = save_system_settings(
+        current.model_copy(update={"plugin_management": updated})
+    )
+    return _plugin_management_to_response(saved.plugin_management)
+
+
 class SkillCompressionResponse(BaseModel):
     enabled: bool = Field(..., description="Whether skill compression is active")
     search_top_n: int = Field(..., description="Max skills returned by the search_skills tool")

offline-backend-20260512/backend/packages/harness/deerflow/config/system_settings.py

@@ -206,6 +206,26 @@ class AgentModuleSettings(BaseModel):
     model_config = ConfigDict(extra="ignore")
 
 
+class PluginDomainAgentMapping(BaseModel):
+    """One configured host -> agent mapping for iframe chat auto-selection."""
+
+    id: str = Field(..., description="Stable row id for client-side editing")
+    domain: str = Field(..., description="Normalized host matched against pageContext.url")
+    agent_id: str = Field(..., description="Agent id selected when the host matches")
+    enabled: bool = Field(default=True, description="Whether this mapping is active")
+    model_config = ConfigDict(extra="ignore")
+
+
+class PluginManagementSettings(BaseModel):
+    """Admin-configurable iframe plugin mappings."""
+
+    domain_agent_mappings: list[PluginDomainAgentMapping] = Field(
+        default_factory=list,
+        description="Ordered host -> agent mappings used by the iframe chat entry page.",
+    )
+    model_config = ConfigDict(extra="ignore")
+
+
 def get_module_tag_ids(settings: AgentModuleSettings, key: str) -> list[str]:
     """Return the configured agent-tag ids for ``key`` (empty when unset)."""
     return list(settings.modules.get(key, []))
@@ -280,6 +300,7 @@ class SystemSettings(BaseModel):
     citation_display: CitationDisplaySettings = Field(default_factory=CitationDisplaySettings)
     leaderboard: LeaderboardSettings = Field(default_factory=LeaderboardSettings)
     skill_compression: SkillCompressionSettings = Field(default_factory=SkillCompressionSettings)
+    plugin_management: PluginManagementSettings = Field(default_factory=PluginManagementSettings)
     agent_modules: AgentModuleSettings = Field(default_factory=AgentModuleSettings)
     concurrency_monitor: ConcurrencyMonitorSettings = Field(default_factory=ConcurrencyMonitorSettings)
     model_concurrency: ModelConcurrencySettings = Field(default_factory=ModelConcurrencySettings)