按文件获取文档

返回文档 ID，以及由文档文件某个版本构建的修订版本。可用它从引用找到对应的文档：查询记录和研究任务结果通过 documentAssetId 和 documentVersion 引用文档文件。

同一文件版本构建了多个修订版本时，返回最新的一个，无论其 state 如何。如需当前使用的修订版本，通过获取文档读取文档当前生效的修订版本。

1 min read

get/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve

Request example

curl --request GET \
  --url https://api.dify.ai/v1/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.dify.ai/v1/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve"
headers = {
    "Authorization": "Bearer <token>",
}

response = requests.request("GET", url, headers=headers)

print(response.text)

const response = await fetch('https://api.dify.ai/v1/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve', {
  method: 'GET',
  headers: {
    'Authorization': 'Bearer <token>'
  }
});

const data = await response.json();
console.log(data);

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => 'https://api.dify.ai/v1/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve',
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_CUSTOMREQUEST => 'GET',
  CURLOPT_HTTPHEADER => [
    'Authorization: Bearer <token>',
  ],
]);

$response = curl_exec($curl);
curl_close($curl);

echo $response;

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	url := "https://api.dify.ai/v1/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve"

	req, _ := http.NewRequest("GET", url, nil)
	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)
	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))
}

HttpRequest request = HttpRequest.newBuilder()
    .uri(URI.create("https://api.dify.ai/v1/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve"))
    .header("Authorization", "Bearer <token>")
    .method("GET", HttpRequest.BodyPublishers.noBody())
    .build();

HttpResponse<String> response = HttpClient.newHttpClient()
    .send(request, HttpResponse.BodyHandlers.ofString());

System.out.println(response.body());

require 'uri'
require 'net/http'

url = URI('https://api.dify.ai/v1/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve')

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = url.scheme == 'https'

request = Net::HTTP::Get.new(url)
request['Authorization'] = 'Bearer <token>'

response = http.request(request)
puts response.read_body

Response

{
  "document_id": "2f6b8d1a-7c3e-4a5b-9d0e-1f2a3b4c5d6e",
  "revision": 2
}

{
  "code": "knowledge_fs_invalid_request",
  "message": "Agent Knowledge Base request is invalid.",
  "status": 400,
  "violations": [
    {
      "field": [
        "document_asset_version"
      ],
      "type": "missing"
    }
  ]
}

{
  "code": "knowledge_fs_invalid_request",
  "failure": {
    "category": "validation",
    "code": "KNOWLEDGE_FS_INVALID_REQUEST",
    "message": "The Agent Knowledge Base request is invalid.",
    "retryPolicy": "never",
    "traceId": "7f3c1a90-2e64-4b7d-8a51-6c0d9e2f4b83"
  },
  "message": "The Agent Knowledge Base request is invalid.",
  "status": 400
}

{
  "code": "knowledge_fs_invalid_credential",
  "message": "Invalid Agent Knowledge Base service credential.",
  "status": 401
}

{
  "code": "unauthorized",
  "message": "Access token is invalid",
  "status": 401
}

{
  "code": "forbidden",
  "message": "Sorry, you have reached the knowledge base request rate limit of your subscription.",
  "status": 403
}

{
  "code": "knowledge_fs_access_denied",
  "message": "Agent Knowledge Base operation is not allowed.",
  "status": 403
}

{
  "code": "knowledge_fs_access_denied",
  "failure": {
    "action": "contact_admin",
    "category": "authorization",
    "code": "KNOWLEDGE_FS_ACCESS_DENIED",
    "message": "You do not have permission to perform this Agent Knowledge Base operation.",
    "retryPolicy": "never",
    "traceId": "7f3c1a90-2e64-4b7d-8a51-6c0d9e2f4b83"
  },
  "message": "You do not have permission to perform this Agent Knowledge Base operation.",
  "status": 403
}

{
  "code": "knowledge_fs_resource_not_found",
  "failure": {
    "category": "not_found",
    "code": "KNOWLEDGE_FS_NOT_FOUND",
    "message": "The requested Agent Knowledge Base resource was not found.",
    "retryPolicy": "never",
    "traceId": "7f3c1a90-2e64-4b7d-8a51-6c0d9e2f4b83"
  },
  "message": "The requested Agent Knowledge Base resource was not found.",
  "status": 404
}

{
  "code": "not_found",
  "message": "The requested URL was not found on the server. If you entered the URL manually please check your spelling and try again.",
  "status": 404
}

{
  "code": "knowledge_fs_upstream_unavailable",
  "failure": {
    "action": "contact_admin",
    "category": "internal",
    "code": "KNOWLEDGE_FS_INTERNAL_ERROR",
    "message": "Agent Knowledge Base could not complete the operation. Try again, or contact an administrator with the error reference.",
    "retryPolicy": "manual",
    "traceId": "5e2a9c17-3b4d-4f60-8a1b-2c3d4e5f6a7b"
  },
  "message": "Agent Knowledge Base could not complete the operation. Try again, or contact an administrator with the error reference.",
  "status": 502
}

{
  "code": "knowledge_fs_upstream_unavailable",
  "message": "Agent Knowledge Base is unavailable.",
  "status": 502
}

{
  "code": "knowledge_fs_operation_unavailable",
  "message": "Agent Knowledge Base operation is not available.",
  "status": 503
}

{
  "code": "knowledge_fs_operation_unavailable",
  "failure": {
    "action": "retry",
    "category": "dependency",
    "code": "KNOWLEDGE_FS_UNAVAILABLE",
    "message": "A service required by Agent Knowledge Base is temporarily unavailable.",
    "retryPolicy": "manual",
    "traceId": "5e2a9c17-3b4d-4f60-8a1b-2c3d4e5f6a7b"
  },
  "message": "A service required by Agent Knowledge Base is temporarily unavailable.",
  "status": 503
}

get/knowledge-fs/spaces/{knowledge_base_id}/document-references/resolve

Authorization

Authorizationstringheaderrequired#

每个请求都通过 API Key 认证：Authorization: Bearer {API_KEY}。应用接口使用应用 API Key，知识库接口使用知识库 API Key（快速开始）。

API Key 应保存在服务端，切勿嵌入客户端代码。缺失或无效的 Key 会返回 HTTP 401（unauthorized）。

Path parameters

knowledge_base_idstringrequired#

知识库 ID：即知识库 API 访问 对话框中所示服务 API 端点的最后一段（…/knowledge-fs/spaces/<knowledge base ID>），也是地址栏中 /datasets/new/ 之后的那一段。

Query parameters

document_asset_idstringrequired#

文档文件 ID：获取文档文件列表返回的 id，或引用中的 documentAssetId。必须是 UUID。

Length: 1–255

document_asset_versionintegerrequired#

文档文件的 version，或引用中的 documentVersion。文档文件的 version 始终为 1。

Range: >= 1

Responses

application/json

文档及其修订版本。

document_idstring#

文档 ID。可传给获取文档或获取分段列表。

revisioninteger#

由该文件版本构建的修订版本。可与 document_id 一起传给获取分段列表。

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