Add DuckDuckGo News Search and Video Search

api/core/tools/provider/builtin/duckduckgo/tools/ddgo_news.py

@@ -0,0 +1,83 @@
+from typing import Any
+
+from duckduckgo_search import DDGS
+
+from core.model_runtime.entities.message_entities import SystemPromptMessage
+from core.tools.entities.tool_entities import ToolInvokeMessage
+from core.tools.tool.builtin_tool import BuiltinTool
+
+SUMMARY_PROMPT = """
+User's query: 
+{query}
+
+Here are the news results:
+{content}
+
+Please summarize the news in a few sentences.
+"""
+
+
+class DuckDuckGoNewsSearchTool(BuiltinTool):
+    """
+    Tool for performing a news search using DuckDuckGo search engine.
+    """
+
+    def _invoke(self, user_id: str, tool_parameters: dict[str, Any]) -> ToolInvokeMessage | list[ToolInvokeMessage]:
+        query_dict = {
+            "keywords": tool_parameters.get("query"),
+            "timelimit": tool_parameters.get("timelimit"),
+            "max_results": tool_parameters.get("max_results"),
+            "safesearch": "moderate",
+            "region": "wt-wt"
+        }
+        try:
+            response = list(DDGS().news(**query_dict))
+            if not response:
+                return [self.create_text_message("No news found matching your criteria.")]
+        except Exception as e:
+            return [self.create_text_message(f"Error searching news: {str(e)}")]
+
+        require_summary = tool_parameters.get("require_summary", False)
+
+        if require_summary:
+            results = "\n".join([f"{res.get('title')}: {res.get('body')}" for res in response])
+            results = self.summary_results(user_id=user_id, content=results, query=query_dict["keywords"])
+            return self.create_text_message(text=results)
+
+        # Create rich markdown content for each news item
+        markdown_result = "\n\n"
+        json_result = []
+
+        for res in response:
+            markdown_result += f"### {res.get('title', 'Untitled')}\n\n"
+            if res.get('date'):
+                markdown_result += f"**Date:** {res.get('date')}\n\n"
+            if res.get('body'):
+                markdown_result += f"{res.get('body')}\n\n"
+            if res.get('source'):
+                markdown_result += f"*Source: {res.get('source')}*\n\n"
+            if res.get('image'):
+                markdown_result += f"![{res.get('title', '')}]({res.get('image')})\n\n"
+            markdown_result += f"[Read more]({res.get('url', '')})\n\n---\n\n"
+
+            json_result.append(self.create_json_message({
+                "title": res.get("title", ""),
+                "date": res.get("date", ""),
+                "body": res.get("body", ""),
+                "url": res.get("url", ""),
+                "image": res.get("image", ""),
+                "source": res.get("source", "")
+            }))
+
+        return [self.create_text_message(markdown_result)] + json_result
+
+    def summary_results(self, user_id: str, content: str, query: str) -> str:
+        prompt = SUMMARY_PROMPT.format(query=query, content=content)
+        summary = self.invoke_model(
+            user_id=user_id,
+            prompt_messages=[
+                SystemPromptMessage(content=prompt),
+            ],
+            stop=[],
+        )
+        return summary.message.content 

api/core/tools/provider/builtin/duckduckgo/tools/ddgo_news.yaml

@@ -0,0 +1,71 @@
+identity:
+  name: ddgo_news
+  author: Assistant
+  label:
+    en_US: DuckDuckGo News Search
+    zh_Hans: DuckDuckGo 新闻搜索
+description:
+  human:
+    en_US: Perform news searches on DuckDuckGo and get results.
+    zh_Hans: 在 DuckDuckGo 上进行新闻搜索并获取结果。
+  llm: Perform news searches on DuckDuckGo and get results.
+parameters:
+  - name: query
+    type: string
+    required: true
+    label:
+      en_US: Query String
+      zh_Hans: 查询语句
+    human_description:
+      en_US: Search Query.
+      zh_Hans: 搜索查询语句。
+    llm_description: Key words for searching
+    form: llm
+  - name: max_results
+    type: number
+    required: true
+    default: 5
+    label:
+      en_US: Max Results
+      zh_Hans: 最大结果数量
+    human_description:
+      en_US: The Max Results
+      zh_Hans: 最大结果数量
+    form: form
+  - name: timelimit
+    type: select
+    required: false
+    options:
+      - value: Day
+        label:
+          en_US: Current Day
+          zh_Hans: 当天
+      - value: Week
+        label:
+          en_US: Current Week
+          zh_Hans: 本周
+      - value: Month
+        label:
+          en_US: Current Month
+          zh_Hans: 当月
+      - value: Year
+        label:
+          en_US: Current Year
+          zh_Hans: 今年
+    label:
+      en_US: Result Time Limit
+      zh_Hans: 结果时间限制
+    human_description:
+      en_US: Use when querying results within a specific time range only.
+      zh_Hans: 只查询一定时间范围内的结果时使用
+    form: form
+  - name: require_summary
+    type: boolean
+    default: false
+    label:
+      en_US: Require Summary
+      zh_Hans: 是否总结
+    human_description:
+      en_US: Whether to pass the news results to llm for summarization.
+      zh_Hans: 是否需要将新闻结果传给大模型总结
+    form: form 

api/core/tools/provider/builtin/duckduckgo/tools/ddgo_video.py

@@ -0,0 +1,61 @@
+from typing import Any
+
+from duckduckgo_search import DDGS
+
+from core.tools.entities.tool_entities import ToolInvokeMessage
+from core.tools.tool.builtin_tool import BuiltinTool
+
+
+class DuckDuckGoVideoSearchTool(BuiltinTool):
+    """
+    Tool for performing a video search using DuckDuckGo search engine.
+    """
+
+    def _invoke(self, user_id: str, tool_parameters: dict[str, Any]) -> list[ToolInvokeMessage]:
+        query_dict = {
+            "keywords": tool_parameters.get("query"),
+            "region": tool_parameters.get("region", "wt-wt"),
+            "safesearch": tool_parameters.get("safesearch", "moderate"),
+            "timelimit": tool_parameters.get("timelimit"),
+            "resolution": tool_parameters.get("resolution"),
+            "duration": tool_parameters.get("duration"),
+            "license_videos": tool_parameters.get("license_videos"),
+            "max_results": tool_parameters.get("max_results"),
+        }
+
+        # Remove None values to use API defaults
+        query_dict = {k: v for k, v in query_dict.items() if v is not None}
+
+        response = DDGS().videos(**query_dict)
+
+        # Create HTML result with embedded iframes
+        markdown_result = "\n\n"
+        json_result = []
+
+        for res in response:
+            title = res.get('title', '')
+            embed_html = res.get('embed_html', '')
+            description = res.get('description', '')
+
+            # Modify iframe to be responsive
+            if embed_html:
+                # Replace fixed dimensions with responsive wrapper and iframe
+                embed_html = """
+<div style="position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; border-radius: 8px;">
+    <iframe 
+        style="position: absolute; top: 0; left: 0; width: 100%; height: 100%;" 
+        src="{src}" 
+        frameborder="0" 
+        allowfullscreen>
+    </iframe>
+</div>""".format(
+                    src=res.get('embed_url', '')
+                )
+
+            markdown_result += f"{title}\n\n"
+            markdown_result += f"{embed_html}\n\n"
+            markdown_result += "---\n\n"
+
+            json_result.append(self.create_json_message(res))
+
+        return [self.create_text_message(markdown_result)] + json_result 

api/core/tools/provider/builtin/duckduckgo/tools/ddgo_video.yaml

@@ -0,0 +1,86 @@
+identity:
+  name: ddgo_video
+  author: Assistant
+  label:
+    en_US: DuckDuckGo Video Search
+    zh_Hans: DuckDuckGo 视频搜索
+description:
+  human:
+    en_US: Perform video searches on DuckDuckGo and get results with embedded videos.
+    zh_Hans: 在 DuckDuckGo 上进行视频搜索并获取可嵌入的视频结果。
+  llm: Perform video searches on DuckDuckGo and get results with embedded videos.
+parameters:
+  - name: query
+    type: string
+    required: true
+    label:
+      en_US: Query String
+      zh_Hans: 查询语句
+    human_description:
+      en_US: Search Query
+      zh_Hans: 搜索查询语句。
+    llm_description: Key words for searching
+    form: llm
+  - name: max_results
+    type: number
+    required: true
+    default: 3
+    minimum: 1
+    maximum: 10
+    label:
+      en_US: Max Results
+      zh_Hans: 最大结果数量
+    human_description:
+      en_US: The max results (1-10).
+      zh_Hans: 最大结果数量（1-10）。
+    form: form
+  - name: timelimit
+    type: select
+    required: false
+    options:
+      - value: Day
+        label:
+          en_US: Current Day
+          zh_Hans: 当天
+      - value: Week
+        label:
+          en_US: Current Week
+          zh_Hans: 本周
+      - value: Month
+        label:
+          en_US: Current Month
+          zh_Hans: 当月
+      - value: Year
+        label:
+          en_US: Current Year
+          zh_Hans: 今年
+    label:
+      en_US: Result Time Limit
+      zh_Hans: 结果时间限制
+    human_description:
+      en_US: Use when querying results within a specific time range only.
+      zh_Hans: 只查询一定时间范围内的结果时使用
+    form: form
+  - name: duration
+    type: select
+    required: false
+    options:
+      - value: short
+        label:
+          en_US: Short (<4 minutes)
+          zh_Hans: 短视频（<4分钟）
+      - value: medium
+        label:
+          en_US: Medium (4-20 minutes)
+          zh_Hans: 中等（4-20分钟）
+      - value: long
+        label:
+          en_US: Long (>20 minutes)
+          zh_Hans: 长视频（>20分钟）
+    label:
+      en_US: Video Duration
+      zh_Hans: 视频时长
+    human_description:
+      en_US: Filter videos by duration
+      zh_Hans: 按时长筛选视频
+    form: form