Wechat Official Account Node

Overview

This node interacts with the Wechat Official Account platform, specifically allowing users to retrieve published articles. The "获取已发布文章" (Get Published Article) operation fetches details of a published article by its unique article ID. This is useful for scenarios where you want to programmatically access content already published on a Wechat Official Account, such as for content auditing, republishing, or integration with other systems.

Practical examples include:

• Automatically fetching and displaying published articles in an external CMS.
• Archiving published content for backup or analysis.
• Integrating published article data into marketing automation workflows.

Properties

Output

The node outputs JSON data representing the retrieved published article. The structure typically includes all relevant fields of the article such as title, content, author, publish date, and any metadata provided by the Wechat Official Account API.

If the node supports binary data output (not explicitly shown in the code), it would represent media associated with the article, but based on the provided code and properties, the primary output is JSON-formatted article data.

Dependencies

• Requires an API key credential for authenticating with the Wechat Official Account platform.
• Depends on the internal resource and operation modules dynamically loaded from the resource directory, which implement the actual API calls.
• No additional environment variables are explicitly required beyond the API authentication.

Troubleshooting

• Common issues:

  • Providing an invalid or missing article_id will likely cause the API call to fail.
  • Network connectivity problems can prevent successful retrieval.
  • Insufficient permissions or incorrect API credentials may result in authorization errors.

• Error messages:

  • "未实现方法: 发布.获取已发布文章" (Unimplemented method): Indicates that the requested resource-operation combination is not implemented or incorrectly referenced.
  • API error messages returned from the Wechat platform will be passed through; these should be checked against Wechat's API documentation.

• Resolutions:

  • Verify that the article_id is correct and corresponds to a published article.
  • Ensure the API credentials are valid and have necessary permissions.
  • Check network connectivity and retry if transient errors occur.
  • Confirm that the node’s resource and operation names match exactly those supported.

Links and References

• Wechat Official Account Platform Documentation (official API docs)
• n8n Documentation on Creating Custom Nodes