diff --git a/com.awspaas.user.apps.yiliwps/src/com/awspaas/user/apps/yiliwps/web/WpsWeb.java b/com.awspaas.user.apps.yiliwps/src/com/awspaas/user/apps/yiliwps/web/WpsWeb.java
index 395fd557..ad39f565 100644
--- a/com.awspaas.user.apps.yiliwps/src/com/awspaas/user/apps/yiliwps/web/WpsWeb.java
+++ b/com.awspaas.user.apps.yiliwps/src/com/awspaas/user/apps/yiliwps/web/WpsWeb.java
@@ -35,6 +35,7 @@ import java.net.URLDecoder;
 import java.net.URLEncoder;
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 public class WpsWeb extends ActionWeb {
 	public final static LogAPI logAPI = SDK.getLogAPI();
@@ -52,8 +53,7 @@ public class WpsWeb extends ActionWeb {
 	 */
 	public String getWPSOnlineFilePreviewUrl(String palId,String fileName) throws Exception{
 		//先判断该fileId有无附件
-		String querySql = " SELECT ID FROM " + YiliWpsConst.APP_ACT_COE_PAL_UPFILE+" WHERE PALREPOSITORYID = ? ORDER BY CREATETIME DESC";
-		String fileId = DBSql.getString(querySql, new Object[]{palId});
+		String fileId = getFileIdByPalId(palId);
 		DCContext sourceDc = getFileDCContext(fileId,fileName);
 		WPS4Util.initAppInfo(YiliWpsConst.AK, YiliWpsConst.SK);
 		String url = String.format("/api/edit/v1/files/%s/link?type=%s&_w_third_sid=%s&_w_third_palId=%s&_w_third_queryFileId=%s&_w_third_fname=%s",fileId,"w",this.getContext().getSessionId(),palId,fileId,URLEncoder.encode(sourceDc.getFileName()));
@@ -69,8 +69,7 @@ public class WpsWeb extends ActionWeb {
 	 */
 	public String getWPSOnlineFileReadOnlyUrl(String palId,String fileName) throws Exception{
 		//先判断该fileId有无附件
-		String querySql = " SELECT ID FROM " + YiliWpsConst.APP_ACT_COE_PAL_UPFILE+" WHERE PALREPOSITORYID = ? ORDER BY CREATETIME DESC";
-		String fileId = DBSql.getString(querySql, new Object[]{palId});
+		String fileId = getFileIdByPalId(palId);
 		DCContext sourceDc = getFileDCContext(fileId,fileName);
 		WPS4Util.initAppInfo(YiliWpsConst.AK, YiliWpsConst.SK);
 		String url = String.format("/api/preview/v1/files/%s/link?type=%s&preview_mode=%s&_w_third_sid=%s&_w_third_palId=%s&_w_third_queryFileId=%s&_w_third_fname=%s",fileId,"w","ordinary",this.getContext().getSessionId(),palId,fileId,URLEncoder.encode(sourceDc.getFileName()));
@@ -297,4 +296,26 @@ public class WpsWeb extends ActionWeb {
 		model.setFileName(fileName);
 		return model.getDefinition();
 	}
+
+
+	/**
+	 * 通过文件ID获取主要模型块的附件ID
+	 * @param palId
+	 * @return
+	 */
+	public String getFileIdByPalId(String palId){
+		List<Map<String, Object>> repositoryFileElements = CoeDesignerUtil.getShapeMessageJson(palId);
+		List<Object> ids = repositoryFileElements.stream()
+				.filter(map -> "制度".equals(map.get("title")) || "操作指导".equals(map.get("title")) || "工程技术标准".equals(map.get("title")) || "方案".equals(map.get("title")))
+				.map(map -> map.get("id"))
+				.collect(Collectors.toList());
+		if(ids.size()>0){
+			String querySql = " SELECT ID FROM " + YiliWpsConst.APP_ACT_COE_PAL_UPFILE+" WHERE PALREPOSITORYID = ? AND SHAPEID =? AND FILETYPE=? ORDER BY CREATETIME DESC";
+			String fileId = DBSql.getString(querySql, new Object[]{palId, ids.get(0).toString(), "s"});
+			System.out.println(">>>>>>>>>>fileId = " + fileId);
+			return fileId;
+		}else{
+			return "";
+		}
+	}
 }