@RequestMapping(value = "{source}/move", method = RequestMethod.GET)
@PageableDefaults(sort = {"parentIds=asc", "weight=asc"})
public String showMoveForm(
HttpServletRequest request,
@RequestParam(value = "async", required = false, defaultValue = "false") boolean async,
@PathVariable("source") M source,
Searchable searchable,
Model model) {
if (this.permissionList != null) {
this.permissionList.assertHasEditPermission();
}
List<M> models = null;
// 排除自己及子子孙孙
searchable.addSearchFilter("id", SearchOperator.ne, source.getId());
searchable.addSearchFilter(
"parentIds", SearchOperator.notLike, source.makeSelfAsNewParentIds() + "%");
if (!async) {
models = baseService.findAllWithSort(searchable);
} else {
models = baseService.findRootAndChild(searchable);
}
model.addAttribute("trees", convertToZtreeList(request.getContextPath(), models, async, true));
model.addAttribute(Constants.OP_NAME, "移动节点");
return viewName("moveForm");
}
@RequestMapping(value = "batch/delete")
public String deleteInBatch(
@RequestParam(value = "ids", required = false) ID[] ids,
@RequestParam(value = Constants.BACK_URL, required = false) String backURL,
RedirectAttributes redirectAttributes) {
if (permissionList != null) {
permissionList.assertHasDeletePermission();
}
// 如果要求不严格 此处可以删除判断 前台已经判断过了
Searchable searchable =
Searchable.newSearchable().addSearchFilter("id", SearchOperator.in, ids);
List<M> mList = baseService.findAllWithNoPageNoSort(searchable);
for (M m : mList) {
if (m.isRoot()) {
redirectAttributes.addFlashAttribute(Constants.ERROR, "您删除的数据中包含根节点，根节点不能删除");
return redirectToUrl(backURL);
}
}
baseService.deleteSelfAndChild(mList);
redirectAttributes.addFlashAttribute(Constants.MESSAGE, "删除成功");
return redirectToUrl(backURL);
}
@RequestMapping(
value = "ajax/{parent}/appendChild",
method = RequestMethod.GET,
produces = "application/json")
@ResponseBody
public Object ajaxAppendChild(HttpServletRequest request, @PathVariable("parent") M parent) {
if (permissionList != null) {
permissionList.assertHasCreatePermission();
}
M child = newModel();
child.setName("新节点");
baseService.appendChild(parent, child);
return convertToZtree(child, true, true);
}
@RequestMapping(value = "{source}/move", method = RequestMethod.POST)
@PageableDefaults(sort = {"parentIds=asc", "weight=asc"})
public String move(
HttpServletRequest request,
@RequestParam(value = "async", required = false, defaultValue = "false") boolean async,
@PathVariable("source") M source,
@RequestParam("target") M target,
@RequestParam("moveType") String moveType,
Searchable searchable,
Model model,
RedirectAttributes redirectAttributes) {
if (this.permissionList != null) {
this.permissionList.assertHasEditPermission();
}
if (target.isRoot() && !moveType.equals("inner")) {
model.addAttribute(Constants.ERROR, "不能移动到根节点之前或之后");
return showMoveForm(request, async, source, searchable, model);
}
baseService.move(source, target, moveType);
redirectAttributes.addFlashAttribute(Constants.MESSAGE, "移动节点成功");
return redirectToUrl(viewName("success"));
}
@RequestMapping(
value = "ajax/{id}/rename",
method = RequestMethod.GET,
produces = "application/json")
@ResponseBody
public Object ajaxRename(
HttpServletRequest request,
@PathVariable("id") M tree,
@RequestParam("newName") String newName) {
if (permissionList != null) {
permissionList.assertHasUpdatePermission();
}
tree.setName(newName);
baseService.update(tree);
return convertToZtree(tree, true, true);
}
@RequestMapping(value = "{id}/delete", method = RequestMethod.POST)
public String deleteSelfAndChildren(
Model model,
@ModelAttribute("m") M m,
BindingResult result,
RedirectAttributes redirectAttributes) {
if (permissionList != null) {
permissionList.assertHasDeletePermission();
}
if (m.isRoot()) {
result.reject("您删除的数据中包含根节点，根节点不能删除");
return deleteForm(m, model);
}
baseService.deleteSelfAndChild(m);
redirectAttributes.addFlashAttribute(Constants.MESSAGE, "删除成功");
return redirectToUrl(viewName("success"));
}
@RequestMapping(value = "{parent}/children", method = RequestMethod.GET)
@PageableDefaults(sort = {"parentIds=asc", "weight=asc"})
public String list(
HttpServletRequest request,
@PathVariable("parent") M parent,
Searchable searchable,
Model model)
throws UnsupportedEncodingException {
if (permissionList != null) {
permissionList.assertHasViewPermission();
}
if (parent != null) {
searchable.addSearchFilter("parentId", SearchOperator.eq, parent.getId());
}
model.addAttribute("page", baseService.findAll(searchable));
return viewName("listChildren");
}
private ZTree convertToZtree(M m, boolean open, boolean onlyCheckLeaf) {
ZTree<ID> zTree = new ZTree<ID>();
zTree.setId(m.getId());
zTree.setpId(m.getParentId());
zTree.setName(m.getName());
zTree.setIconSkin(m.getIcon());
zTree.setOpen(open);
zTree.setRoot(m.isRoot());
zTree.setIsParent(m.isHasChildren());
if (onlyCheckLeaf && zTree.isIsParent()) {
zTree.setNocheck(true);
} else {
zTree.setNocheck(false);
}
return zTree;
}