xujun

science-admin/src/main/java/com/yiboshi/science/utils/WordToPdfConverter.java

@@ -180,4 +180,58 @@ public class WordToPdfConverter {
         String lowerFileName = fileName.toLowerCase();
         return lowerFileName.endsWith(".doc") || lowerFileName.endsWith(".docx");
     }
+
+    /**
+     * 从远程URL下载Word文档并转换为PDF
+     * @param wordUrl Word文档的URL地址
+     * @param pdfPath 输出PDF路径
+     * @return 转换是否成功
+     */
+    public static boolean convertUrlToPdf(String wordUrl, String pdfPath) {
+        if (wordUrl == null || wordUrl.trim().isEmpty()) {
+            logger.error("Word文档URL为空");
+            return false;
+        }
+
+        InputStream inputStream = null;
+        try {
+            // 创建URL连接
+            java.net.URL url = new java.net.URL(wordUrl);
+            java.net.HttpURLConnection conn = (java.net.HttpURLConnection) url.openConnection();
+            conn.setRequestMethod("GET");
+            conn.setConnectTimeout(5000);
+            conn.setReadTimeout(5000);
+
+            // 检查响应码
+            if (conn.getResponseCode() != java.net.HttpURLConnection.HTTP_OK) {
+                logger.error("下载Word文档失败，HTTP响应码: {}", conn.getResponseCode());
+                return false;
+            }
+
+            // 读取文件内容
+            inputStream = conn.getInputStream();
+            ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+            byte[] buffer = new byte[4096];
+            int bytesRead;
+            while ((bytesRead = inputStream.read(buffer)) != -1) {
+                outputStream.write(buffer, 0, bytesRead);
+            }
+
+            // 转换为PDF
+            byte[] wordBytes = outputStream.toByteArray();
+            return convertToPdf(wordBytes, pdfPath);
+
+        } catch (Exception e) {
+            logger.error("从URL下载Word文档失败: {}", wordUrl, e);
+            return false;
+        } finally {
+            if (inputStream != null) {
+                try {
+                    inputStream.close();
+                } catch (IOException e) {
+                    logger.error("关闭输入流失败", e);
+                }
+            }
+        }
+    }
 }