docs: update document transformer (#1325)

kuhahalong · web-flow · commit c50d9fed5b44 · 2025-05-07T18:24:48.000+08:00
diff --git a/content/en/docs/eino/core_modules/components/document_loader_guide/_index.md b/content/en/docs/eino/core_modules/components/document_loader_guide/_index.md
@@ -170,9 +170,9 @@ log.Printf("doc content: %v", outDocs[0].Content)
 
 ## **Existing Implementations**
 
-1. File Loader: Used to load documents from the local file system [Loader - local file](/docs/eino/ecosystem/document/loader_local_file)
-2. Web Loader: Used to load documents pointed by web URLs [Loader - web url](/docs/eino/ecosystem/document/loader_web_url)
-3. S3 Loader: Used to load documents stored in S3 compatible storage systems [Loader - amazon s3](/docs/eino/ecosystem/document/loader_amazon_s3)
+1. File Loader: Used to load documents from the local file system [Loader - local file](/docs/eino/ecosystem_integration/document/loader_local_file)
+2. Web Loader: Used to load documents pointed by web URLs [Loader - web url](/docs/eino/ecosystem_integration/document/loader_web_url)
+3. S3 Loader: Used to load documents stored in S3 compatible storage systems [Loader - amazon s3](/docs/eino/ecosystem_integration/document/loader_amazon_s3)
 
 ## **Reference for Self-Implementation**
 
diff --git a/content/en/docs/eino/core_modules/components/document_loader_guide/document_parser_interface_guide.md b/content/en/docs/eino/core_modules/components/document_loader_guide/document_parser_interface_guide.md
@@ -140,8 +140,8 @@ func main() {
 
 ### **Other Implementations**
 
-- pdf parser, used for extracting and parsing PDF formatted files: [Parser - pdf](/docs/eino/ecosystem/document/parser_pdf)
-- html parser, used for extracting and parsing HTML formatted content: [Parser - html](/docs/eino/ecosystem/document/parser_html)
+- pdf parser, used for extracting and parsing PDF formatted files: [Parser - pdf](/docs/eino/ecosystem_integration/document/parser_pdf)
+- html parser, used for extracting and parsing HTML formatted content: [Parser - html](/docs/eino/ecosystem_integration/document/parser_html)
 
 ## **Using ****Document Loader**
 
diff --git a/content/en/docs/eino/core_modules/components/document_transformer_guide.md b/content/en/docs/eino/core_modules/components/document_transformer_guide.md
@@ -1,6 +1,6 @@
 ---
 Description: ""
-date: "2025-02-11"
+date: "2025-05-07"
 lastmod: ""
 tags: []
 title: 'Eino: Document Transformer guide'
@@ -160,9 +160,9 @@ for idx, doc := range outDocs {
 
 ## **Existing Implementations**
 
-1. Markdown Header Splitter: Document splitting based on Markdown headers [Splitter - markdown](/docs/eino/ecosystem/document/splitter_markdown)
-2. Text Splitter: Document splitting based on text length or delimiters [Splitter - semantic](/docs/eino/ecosystem/document/splitter_semantic)
-3. Document Filter: Filtering document content based on rules [Splitter - recursive](/docs/eino/ecosystem/document/splitter_recursive)
+1. Markdown Header Splitter: Document splitting based on Markdown headers [Splitter - markdown](/docs/eino/ecosystem_integration/document/splitter_markdown)
+2. Text Splitter: Document splitting based on text length or delimiters [Splitter - semantic](/docs/eino/ecosystem_integration/document/splitter_semantic)
+3. Document Filter: Filtering document content based on rules [Splitter - recursive](/docs/eino/ecosystem_integration/document/splitter_recursive)
 
 ## **Reference Implementation**
 
@@ -240,24 +240,21 @@ func (t *MyTransformer) Transform(ctx context.Context, src []*schema.Document, o
     }
     options = document.GetTransformerImplSpecificOptions(options, opts...)
     
-    // 2. Get the callback manager
-    cm := callbacks.ManagerFromContext(ctx)
-    
-    // 3. Trigger the pre-transformation callback
-    ctx = cm.OnStart(ctx, info, &document.TransformerCallbackInput{
+    // 2. Trigger the pre-transformation callback
+    ctx = callbacks.OnStart(ctx, info, &document.TransformerCallbackInput{
         Input: src,
     })
     
-    // 4. Execute the transformation logic
+    // 3. Execute the transformation logic
     docs, err := t.doTransform(ctx, src, options)
     
     // 5. Handle errors and trigger the completion callback
     if err != nil {
-        ctx = cm.OnError(ctx, info, err)
+        ctx = callbacks.OnError(ctx, info, err)
         return nil, err
     }
     
-    ctx = cm.OnEnd(ctx, info, &document.TransformerCallbackOutput{
+    ctx = callbacks.OnEnd(ctx, info, &document.TransformerCallbackOutput{
         Output: docs,
     })
     
diff --git a/content/en/docs/eino/core_modules/components/embedding_guide.md b/content/en/docs/eino/core_modules/components/embedding_guide.md
@@ -137,8 +137,8 @@ log.Printf("vectors in chain: %v", vectors)
 
 ## **Existing Implementations**
 
-1. OpenAI Embedding: Generate vectors using OpenAI's text embedding model [Embedding - OpenAI](/docs/eino/ecosystem/embedding/embedding_openai)
-2. ARK Embedding: Generate vectors using the ARK platform's model [Embedding - ARK](/docs/eino/ecosystem/embedding/embedding_ark)
+1. OpenAI Embedding: Generate vectors using OpenAI's text embedding model [Embedding - OpenAI](/docs/eino/ecosystem_integration/embedding/embedding_openai)
+2. ARK Embedding: Generate vectors using the ARK platform's model [Embedding - ARK](/docs/eino/ecosystem_integration/embedding/embedding_ark)
 
 ## **Custom Implementation Reference**
 
diff --git a/content/en/docs/eino/core_modules/components/indexer_guide.md b/content/en/docs/eino/core_modules/components/indexer_guide.md
@@ -195,7 +195,7 @@ fmt.Printf("vikingDB store success, docs=%v, resp ids=%v\n", docs, outIDs)
 
 ## **Existing Implementation**
 
-1. Volc VikingDB Indexer: Vector database indexer based on Volcano Engine VikingDB [Indexer - volc VikingDB](/docs/eino/ecosystem/indexer/indexer_volc_vikingdb)
+1. Volc VikingDB Indexer: Vector database indexer based on Volcano Engine VikingDB [Indexer - volc VikingDB](/docs/eino/ecosystem_integration/indexer/indexer_volc_vikingdb)
 
 ## **Custom Implementation Reference**
 
diff --git a/content/en/docs/eino/core_modules/components/retriever_guide.md b/content/en/docs/eino/core_modules/components/retriever_guide.md
@@ -223,7 +223,7 @@ log.Printf("vikingDB retrieve success, query=%v, docs=%v", query, outDocs)
 
 ## **Existing Implementations**
 
-- Volc VikingDB Retriever: Retrieval implementation based on Volcano Engine VikingDB [Retriever - volc VikingDB](/docs/eino/ecosystem/retriever/retriever_volc_vikingdb)
+- Volc VikingDB Retriever: Retrieval implementation based on Volcano Engine VikingDB [Retriever - volc VikingDB](/docs/eino/ecosystem_integration/retriever/retriever_volc_vikingdb)
 
 ## **Reference for Custom Implementation**
 
diff --git a/content/en/docs/eino/core_modules/components/tools_node_guide/_index.md b/content/en/docs/eino/core_modules/components/tools_node_guide/_index.md
@@ -244,5 +244,5 @@ result, err := runnable.Invoke(ctx, input, compose.WithCallbacks(helper))
 
 ## **Existing Implementations**
 
-1. Google Search Tool: Tool implementation based on Google search [Tool - Googlesearch](/docs/eino/ecosystem/tool/tool_googlesearch)
-2. duckduckgo search tool: Tool implementation based on duckduckgo search [Tool - DuckDuckGoSearch](/docs/eino/ecosystem/tool/tool_duckduckgo_search)
+1. Google Search Tool: Tool implementation based on Google search [Tool - Googlesearch](/docs/eino/ecosystem_integration/tool/tool_googlesearch)
+2. duckduckgo search tool: Tool implementation based on duckduckgo search [Tool - DuckDuckGoSearch](/docs/eino/ecosystem_integration/tool/tool_duckduckgo_search)
diff --git a/content/en/docs/eino/core_modules/components/tools_node_guide/how_to_create_a_tool.md b/content/en/docs/eino/core_modules/components/tools_node_guide/how_to_create_a_tool.md
@@ -327,7 +327,7 @@ func useInInvoke() {
 
 ## Method 3 - Use the tool provided in eino-ext
 
-In addition to the various custom tools that need to be implemented by yourself, there are also many general tools implemented in the eino-ext project that can be used out of the box, such [Tool - Googlesearch](/docs/eino/ecosystem/tool/tool_googlesearch) 、[Tool - DuckDuckGoSearch](/docs/eino/ecosystem/tool/tool_duckduckgo_search)   、wikipedia、httprequest , etc. You can refer to [https://github.com/cloudwego/eino-ext/tree/main/components/tool](https://github.com/cloudwego/eino-ext/tree/main/components/tool)  for various implementations.
+In addition to the various custom tools that need to be implemented by yourself, there are also many general tools implemented in the eino-ext project that can be used out of the box, such [Tool - Googlesearch](/docs/eino/ecosystem_integration/tool/tool_googlesearch) 、[Tool - DuckDuckGoSearch](/docs/eino/ecosystem_integration/tool/tool_duckduckgo_search)   、wikipedia、httprequest , etc. You can refer to [https://github.com/cloudwego/eino-ext/tree/main/components/tool](https://github.com/cloudwego/eino-ext/tree/main/components/tool)  for various implementations.
 
 ## Method 4 - Use the MCP protocol
 
diff --git a/content/en/docs/eino/ecosystem_integration/_index.md b/content/en/docs/eino/ecosystem_integration/_index.md
@@ -11,43 +11,43 @@ weight: 0
 
 ### ChatModel
 
-- openai: [ChatModel - OpenAI](/docs/eino/ecosystem/chat_model/chat_model_openai)
-- ark: [ChatModel - ARK](/docs/eino/ecosystem/chat_model/chat_model_ark)
-- ollama: [ChatModel - Ollama](/docs/eino/ecosystem/chat_model/chat_model_ollama)
+- openai: [ChatModel - OpenAI](/docs/eino/ecosystem_integration/chat_model/chat_model_openai)
+- ark: [ChatModel - ARK](/docs/eino/ecosystem_integration/chat_model/chat_model_ark)
+- ollama: [ChatModel - Ollama](/docs/eino/ecosystem_integration/chat_model/chat_model_ollama)
 
 ### Document
 
 #### Loader
 
-- file: [Loader - local file](/docs/eino/ecosystem/document/loader_local_file)
-- s3: [Loader - amazon s3](/docs/eino/ecosystem/document/loader_amazon_s3)
-- web url: [Loader - web url](/docs/eino/ecosystem/document/loader_web_url)
+- file: [Loader - local file](/docs/eino/ecosystem_integration/document/loader_local_file)
+- s3: [Loader - amazon s3](/docs/eino/ecosystem_integration/document/loader_amazon_s3)
+- web url: [Loader - web url](/docs/eino/ecosystem_integration/document/loader_web_url)
 
 #### Parser
 
-- html: [Parser - html](/docs/eino/ecosystem/document/parser_html)
-- pdf: [Parser - pdf](/docs/eino/ecosystem/document/parser_pdf)
+- html: [Parser - html](/docs/eino/ecosystem_integration/document/parser_html)
+- pdf: [Parser - pdf](/docs/eino/ecosystem_integration/document/parser_pdf)
 
 #### Transformer
 
-- markdown splitter: [Splitter - markdown](/docs/eino/ecosystem/document/splitter_markdown)
-- recursive splitter: [Splitter - recursive](/docs/eino/ecosystem/document/splitter_recursive)
-- semantic splitter: [Splitter - semantic](/docs/eino/ecosystem/document/splitter_semantic)
+- markdown splitter: [Splitter - markdown](/docs/eino/ecosystem_integration/document/splitter_markdown)
+- recursive splitter: [Splitter - recursive](/docs/eino/ecosystem_integration/document/splitter_recursive)
+- semantic splitter: [Splitter - semantic](/docs/eino/ecosystem_integration/document/splitter_semantic)
 
 ### Embedding
 
-- ark: [Embedding - ARK](/docs/eino/ecosystem/embedding/embedding_ark)
-- openai: [Embedding - OpenAI](/docs/eino/ecosystem/embedding/embedding_openai)
+- ark: [Embedding - ARK](/docs/eino/ecosystem_integration/embedding/embedding_ark)
+- openai: [Embedding - OpenAI](/docs/eino/ecosystem_integration/embedding/embedding_openai)
 
 ### Indexer
 
-- volc vikingdb: [Indexer - volc VikingDB](/docs/eino/ecosystem/indexer/indexer_volc_vikingdb)
+- volc vikingdb: [Indexer - volc VikingDB](/docs/eino/ecosystem_integration/indexer/indexer_volc_vikingdb)
 
 ### Retriever
 
-- volc vikingdb: [Retriever - volc VikingDB](/docs/eino/ecosystem/retriever/retriever_volc_vikingdb)
+- volc vikingdb: [Retriever - volc VikingDB](/docs/eino/ecosystem_integration/retriever/retriever_volc_vikingdb)
 
 ### Tools
 
-- googlesearch: [Tool - Googlesearch](/docs/eino/ecosystem/tool/tool_googlesearch)
-- duckduckgo search: [Tool - DuckDuckGoSearch](/docs/eino/ecosystem/tool/tool_duckduckgo_search)
+- googlesearch: [Tool - Googlesearch](/docs/eino/ecosystem_integration/tool/tool_googlesearch)
+- duckduckgo search: [Tool - DuckDuckGoSearch](/docs/eino/ecosystem_integration/tool/tool_duckduckgo_search)
diff --git a/content/en/docs/eino/ecosystem_integration/chat_model/chat_model_ark.md b/content/en/docs/eino/ecosystem_integration/chat_model/chat_model_ark.md
@@ -233,6 +233,6 @@ func main() {
 
 - [Eino: ChatModel guide](/docs/eino/core_modules/components/chat_model_guide)
 - [Eino: ToolsNode guide](/docs/eino/core_modules/components/tools_node_guide)
-- [ChatModel - OpenAI](/docs/eino/ecosystem/chat_model/chat_model_openai)
-- [ChatModel - Ollama](/docs/eino/ecosystem/chat_model/chat_model_ollama)
+- [ChatModel - OpenAI](/docs/eino/ecosystem_integration/chat_model/chat_model_openai)
+- [ChatModel - Ollama](/docs/eino/ecosystem_integration/chat_model/chat_model_ollama)
 - [Volcano Engine Official Website](https://www.volcengine.com/product/doubao)
diff --git a/content/en/docs/eino/ecosystem_integration/chat_model/chat_model_ollama.md b/content/en/docs/eino/ecosystem_integration/chat_model/chat_model_ollama.md
@@ -209,6 +209,6 @@ func main() {
 
 - [Eino: ChatModel guide](/docs/eino/core_modules/components/chat_model_guide)
 - [Eino: ToolsNode guide](/docs/eino/core_modules/components/tools_node_guide)
-- [ChatModel - OpenAI](/docs/eino/ecosystem/chat_model/chat_model_openai)
-- [ChatModel - ARK](/docs/eino/ecosystem/chat_model/chat_model_ark)
+- [ChatModel - OpenAI](/docs/eino/ecosystem_integration/chat_model/chat_model_openai)
+- [ChatModel - ARK](/docs/eino/ecosystem_integration/chat_model/chat_model_ark)
 - [Ollama Model Library](https://ollama.ai/library)
diff --git a/content/en/docs/eino/ecosystem_integration/chat_model/chat_model_openai.md b/content/en/docs/eino/ecosystem_integration/chat_model/chat_model_openai.md
@@ -225,5 +225,5 @@ func main() {
 
 - [Eino: ChatModel guide](/docs/eino/core_modules/components/chat_model_guide)
 - [Eino: ToolsNode guide](/docs/eino/core_modules/components/tools_node_guide)
-- [ChatModel - ARK](/docs/eino/ecosystem/chat_model/chat_model_ark)
-- [ChatModel - Ollama](/docs/eino/ecosystem/chat_model/chat_model_ollama)
+- [ChatModel - ARK](/docs/eino/ecosystem_integration/chat_model/chat_model_ark)
+- [ChatModel - Ollama](/docs/eino/ecosystem_integration/chat_model/chat_model_ollama)
diff --git a/content/en/docs/eino/ecosystem_integration/chat_template/chat_template_mcp.md b/content/en/docs/eino/ecosystem_integration/chat_template/chat_template_mcp.md
@@ -17,7 +17,7 @@ This section introduces the adapter of MCPPrompt, which implements the [Eino Cha
 
 Other adapters：
 
-[Tool - MCP](/docs/eino/ecosystem/tool/tool_mcp)
+[Tool - MCP](/docs/eino/ecosystem_integration/tool/tool_mcp)
 
 ## HowToUse
 
diff --git a/content/en/docs/eino/ecosystem_integration/document/parser_html.md b/content/en/docs/eino/ecosystem_integration/document/parser_html.md
@@ -150,4 +150,4 @@ Refer to the [Eino: Document Parser guide](/docs/eino/core_modules/components/do
 
 - [Eino: Document Parser guide](/docs/eino/core_modules/components/document_loader_guide/document_parser_interface_guide)
 - [Eino: Document Loader guide](/docs/eino/core_modules/components/document_loader_guide)
-- [Parser - pdf](/docs/eino/ecosystem/document/parser_pdf)
+- [Parser - pdf](/docs/eino/ecosystem_integration/document/parser_pdf)
diff --git a/content/en/docs/eino/ecosystem_integration/document/parser_pdf.md b/content/en/docs/eino/ecosystem_integration/document/parser_pdf.md
@@ -123,4 +123,4 @@ Refer to the example in the [Eino: Document Loader guide](/docs/eino/core_module
 
 - [Eino: Document Parser guide](/docs/eino/core_modules/components/document_loader_guide/document_parser_interface_guide)
 - [Eino: Document Loader guide](/docs/eino/core_modules/components/document_loader_guide)
-- [Parser - html](/docs/eino/ecosystem/document/parser_html)
+- [Parser - html](/docs/eino/ecosystem_integration/document/parser_html)
diff --git a/content/en/docs/eino/ecosystem_integration/document/splitter_markdown.md b/content/en/docs/eino/ecosystem_integration/document/splitter_markdown.md
@@ -127,5 +127,5 @@ This is the content of Chapter 2.
 - [Eino: Document Parser guide](/docs/eino/core_modules/components/document_loader_guide/document_parser_interface_guide)
 - [Eino: Document Loader guide](/docs/eino/core_modules/components/document_loader_guide)
 - [Eino: Document Transformer guide](/docs/eino/core_modules/components/document_transformer_guide)
-- [Splitter - recursive](/docs/eino/ecosystem/document/splitter_recursive)
-- [Splitter - semantic](/docs/eino/ecosystem/document/splitter_semantic)
+- [Splitter - recursive](/docs/eino/ecosystem_integration/document/splitter_recursive)
+- [Splitter - semantic](/docs/eino/ecosystem_integration/document/splitter_semantic)
diff --git a/content/en/docs/eino/ecosystem_integration/document/splitter_recursive.md b/content/en/docs/eino/ecosystem_integration/document/splitter_recursive.md
@@ -143,5 +143,5 @@ splitter, err := recursive.NewSplitter(ctx, &recursive.Config{
 - [Eino: Document Parser guide](/docs/eino/core_modules/components/document_loader_guide/document_parser_interface_guide)
 - [Eino: Document Loader guide](/docs/eino/core_modules/components/document_loader_guide)
 - [Eino: Document Transformer guide](/docs/eino/core_modules/components/document_transformer_guide)
-- [Splitter - semantic](/docs/eino/ecosystem/document/splitter_semantic)
-- [Splitter - markdown](/docs/eino/ecosystem/document/splitter_markdown)
+- [Splitter - semantic](/docs/eino/ecosystem_integration/document/splitter_semantic)
+- [Splitter - markdown](/docs/eino/ecosystem_integration/document/splitter_markdown)
diff --git a/content/en/docs/eino/ecosystem_integration/document/splitter_semantic.md b/content/en/docs/eino/ecosystem_integration/document/splitter_semantic.md
@@ -145,5 +145,5 @@ splitter, err := semantic.NewSplitter(ctx, &semantic.Config{
 - [Eino: Document Parser guide](/docs/eino/core_modules/components/document_loader_guide/document_parser_interface_guide)
 - [Eino: Document Loader guide](/docs/eino/core_modules/components/document_loader_guide)
 - [Eino: Document Transformer guide](/docs/eino/core_modules/components/document_transformer_guide)
-- [Splitter - semantic](/docs/eino/ecosystem/document/splitter_semantic)
-- [Splitter - markdown](/docs/eino/ecosystem/document/splitter_markdown)
+- [Splitter - semantic](/docs/eino/ecosystem_integration/document/splitter_semantic)
+- [Splitter - markdown](/docs/eino/ecosystem_integration/document/splitter_markdown)
diff --git a/content/en/docs/eino/ecosystem_integration/embedding/embedding_ark.md b/content/en/docs/eino/ecosystem_integration/embedding/embedding_ark.md
@@ -100,5 +100,5 @@ func main() {
 ## **Related Documentation**
 
 - [Eino: Embedding guide](/docs/eino/core_modules/components/embedding_guide)
-- [Embedding - OpenAI](/docs/eino/ecosystem/embedding/embedding_openai)
+- [Embedding - OpenAI](/docs/eino/ecosystem_integration/embedding/embedding_openai)
 - [Volcengine Ark Services](https://www.volcengine.com/product/ark)
diff --git a/content/en/docs/eino/ecosystem_integration/embedding/embedding_openai.md b/content/en/docs/eino/ecosystem_integration/embedding/embedding_openai.md
@@ -100,6 +100,6 @@ func main() {
 ## **Related Documentation**
 
 - [Eino: Embedding guide](/docs/eino/core_modules/components/embedding_guide)
-- [Embedding - ARK](/docs/eino/ecosystem/embedding/embedding_ark)
+- [Embedding - ARK](/docs/eino/ecosystem_integration/embedding/embedding_ark)
 - __OpenAI Embedding API Documentation__
 - [Azure OpenAI Service Documentation](https://learn.microsoft.com/azure/cognitive-services/openai/)
diff --git a/content/en/docs/eino/ecosystem_integration/indexer/_index.md b/content/en/docs/eino/ecosystem_integration/indexer/_index.md
@@ -7,4 +7,4 @@ title: Indexer
 weight: 0
 ---
 
-To index and store text, the Indexer typically uses [Embedding](/docs/eino/ecosystem/embedding) for semantic indexing, and can also perform word segmentation indexing, etc., for recall and use in the [Retriever](/docs/eino/ecosystem/retriever).
+To index and store text, the Indexer typically uses [Embedding](/docs/eino/ecosystem_integration/embedding) for semantic indexing, and can also perform word segmentation indexing, etc., for recall and use in the [Retriever](/docs/eino/ecosystem_integration/retriever).
diff --git a/content/en/docs/eino/ecosystem_integration/tool/tool_duckduckgo_search.md b/content/en/docs/eino/ecosystem_integration/tool/tool_duckduckgo_search.md
@@ -135,5 +135,5 @@ func main() {
 ## **Related Documentation**
 
 - [Eino: ToolsNode guide](/docs/eino/core_modules/components/tools_node_guide)
-- [Tool - Googlesearch](/docs/eino/ecosystem/tool/tool_googlesearch)
+- [Tool - Googlesearch](/docs/eino/ecosystem_integration/tool/tool_googlesearch)
 - [DuckDuckGo Help Pages](https://duckduckgo.com/duckduckgo-help-pages/settings/params/)
diff --git a/content/en/docs/eino/ecosystem_integration/tool/tool_googlesearch.md b/content/en/docs/eino/ecosystem_integration/tool/tool_googlesearch.md
@@ -157,4 +157,4 @@ func main() {
 
 - [Eino: ToolsNode guide](/docs/eino/core_modules/components/tools_node_guide)
 - [Google Custom Search API Documentation](https://developers.google.com/custom-search/v1/overview)
-- [Tool - DuckDuckGoSearch](/docs/eino/ecosystem/tool/tool_duckduckgo_search)
+- [Tool - DuckDuckGoSearch](/docs/eino/ecosystem_integration/tool/tool_duckduckgo_search)
diff --git a/content/en/docs/eino/ecosystem_integration/tool/tool_mcp.md b/content/en/docs/eino/ecosystem_integration/tool/tool_mcp.md
@@ -17,7 +17,7 @@ This section introduces the adapter of MCPTool, which implements the [Eino Tool]
 
 Other adapters：
 
-[ChatTemplate - MCP](/docs/eino/ecosystem/chat_template/chat_template_mcp)
+[ChatTemplate - MCP](/docs/eino/ecosystem_integration/chat_template/chat_template_mcp)
 
 ## HowToUse
 
diff --git a/content/en/docs/eino/quick_start/simple_llm_application.md b/content/en/docs/eino/quick_start/simple_llm_application.md
@@ -119,7 +119,7 @@ chatModel, err := openai.NewChatModel(ctx, &openai.ChatModelConfig{
 })
 ```
 
-> For detailed information on OpenAI ChatModel, refer to: [ChatModel - OpenAI](/docs/eino/ecosystem/chat_model/chat_model_openai)
+> For detailed information on OpenAI ChatModel, refer to: [ChatModel - OpenAI](/docs/eino/ecosystem_integration/chat_model/chat_model_openai)
 
 #### **Ollama (select either this or OpenAI above)**
 
@@ -138,7 +138,7 @@ chatModel, err := ollama.NewChatModel(ctx, &ollama.ChatModelConfig{
 })
 ```
 
-> For information on OpenAI, refer to: [ChatModel - Ollama](/docs/eino/ecosystem/chat_model/chat_model_ollama)
+> For information on OpenAI, refer to: [ChatModel - Ollama](/docs/eino/ecosystem_integration/chat_model/chat_model_ollama)
 
 Regardless of the implementation used, ChatModel provides a consistent interface, allowing you to easily switch between different models without modifying a large amount of code.
 
diff --git a/content/zh/docs/eino/core_modules/components/document_transformer_guide.md b/content/zh/docs/eino/core_modules/components/document_transformer_guide.md
@@ -1,6 +1,6 @@
 ---
 Description: ""
-date: "2025-01-22"
+date: "2025-05-07"
 lastmod: ""
 tags: []
 title: 'Eino: Document Transformer 使用说明'
@@ -240,24 +240,21 @@ func (t *MyTransformer) Transform(ctx context.Context, src []*schema.Document, o
     }
     options = document.GetTransformerImplSpecificOptions(options, opts...)
     
-    // 2. 获取 callback manager
-    cm := callbacks.ManagerFromContext(ctx)
-    
-    // 3. 开始转换前的回调
-    ctx = cm.OnStart(ctx, info, &document.TransformerCallbackInput{
+    // 2. 开始转换前的回调
+    ctx = callbacks.OnStart(ctx, info, &document.TransformerCallbackInput{
         Input: src,
     })
     
-    // 4. 执行转换逻辑
+    // 3. 执行转换逻辑
     docs, err := t.doTransform(ctx, src, options)
     
-    // 5. 处理错误和完成回调
+    // 4. 处理错误和完成回调
     if err != nil {
-        ctx = cm.OnError(ctx, info, err)
+        ctx = callbacks.OnError(ctx, info, err)
         return nil, err
     }
     
-    ctx = cm.OnEnd(ctx, info, &document.TransformerCallbackOutput{
+    ctx = callbacks.OnEnd(ctx, info, &document.TransformerCallbackOutput{
         Output: docs,
     })
     
