1,优化URL报错,2,更新OFD组件 3,美化Excel 4,文本方法关闭字节流 5,新增多种类型文件预览 (#419)

1,优化URL报错
2,更新OFD组件
3,美化Excel
4,文本方法关闭字节流
5,新增xmind、eml、epub、"obj", "3ds", "stl", "ply", "off", "3dm", "fbx", "dae", "wrl", "3mf", "ifc","glb","o3dv","gltf","stp","bim","fcstd","step","iges","brep"格式

Co-authored-by: gaoxiongzaq <admin@cxcp.com>

server/src/main/resources/static/js/excel.header.js

@@ -1,5 +1,5 @@
 /**创建一个div并固定在底部，将center中的所有a标签放在改div中**/
-$("body").append($("<div>").css({"width":"100%","height":"30px","position":"fixed","top":"0","left":"0"
+$("body").append($("<div>").css({"width":"100%","height":"100%px","position":"fixed","top":"0","left":"0"
     ,"background-color":"rgba(53, 53, 53, 1)","line-height":"30px","font-size":"13px"}).attr("id","excel-header-nav"));
 $("center").css("display", "none");
 var centerChildrenA = $("center").children("a");
@@ -15,4 +15,42 @@ $(centerChildrenA).each(function (a, b) {
     $("#excel-header-nav").append(b);
 });
 /**给所有的table添加class=table table-striped样式**/
-$("table").addClass("table table-striped");
+$("table").addClass("table table-striped");
+/**
+ * openoffice，只有一个 colgroup，用col子标签来描述列,liboffice 每一列都是一个colgroup 
+ * var meta = $("meta[name=generator]");
+ * LibreOffice  //OpenOffice
+ * console.log(meta[0].content);
+ */
+/**计算表头宽度----start**/
+function ______getColgroupWidth(colgroups){
+	var twidth = 0;
+	$(colgroups).each(function (i, g) {
+		var w = $(g).attr("width");
+		var s = $(g).attr("span");
+		if(null==s || undefined==s){
+			s=1;
+		}
+		twidth +=1*w*s;
+	});
+	return twidth;
+}
+$("table").each(function (a, b) {
+	var twidth = 0;
+    var tableChildrenColgroup = $(b).children("colgroup");
+    if(0==tableChildrenColgroup.length){
+    }else if(1==tableChildrenColgroup.length){
+    	var cols = tableChildrenColgroup.children("col");
+    	if(0==cols.length){
+    		twidth=______getColgroupWidth(tableChildrenColgroup);
+    	}else{
+    		$(cols).each(function (i, g) {
+        		var w = $(g).attr("width");
+        		twidth +=1*w;
+        	});
+    	}
+    }else{
+    	twidth = ______getColgroupWidth(tableChildrenColgroup);
+    }
+    $(b).css({"width":twidth});
+});