/**
* 字段值重复性校验 唯一性验证URL示例：id=1&element=masterId&masterId=ABC&additional=referenceId &referenceId=XYZ
* 处理额外补充参数，有些数据是通过两个字段共同决定唯一性，可以通过additional参数补充提供
*/
public HttpHeaders checkUnique() {
String element = this.getParameter("element");
Assert.notNull(element);
GroupPropertyFilter groupPropertyFilter = new GroupPropertyFilter();
String value = getRequest().getParameter(element);
if (!ExtStringUtils.hasChinese(value)) {
value = ExtStringUtils.encodeUTF8(value);
}
groupPropertyFilter.and(new PropertyFilter(entityClass, "EQ_" + element, value));
// 处理额外补充参数，有些数据是通过两个字段共同决定唯一性，可以通过additional参数补充提供
String additionalName = getRequest().getParameter("additional");
if (StringUtils.isNotBlank(additionalName)) {
String additionalValue = getRequest().getParameter(additionalName);
if (!ExtStringUtils.hasChinese(additionalValue)) {
additionalValue = ExtStringUtils.encodeUTF8(additionalValue);
}
groupPropertyFilter.and(new PropertyFilter(entityClass, additionalName, additionalValue));
}
String additionalName2 = getRequest().getParameter("additional2");
if (StringUtils.isNotBlank(additionalName2)) {
String additionalValue2 = getRequest().getParameter(additionalName2);
if (!ExtStringUtils.hasChinese(additionalValue2)) {
additionalValue2 = ExtStringUtils.encodeUTF8(additionalValue2);
}
groupPropertyFilter.and(new PropertyFilter(entityClass, additionalName2, additionalValue2));
}
List<T> entities = getEntityService().findByFilters(groupPropertyFilter);
if (entities == null || entities.size() == 0) { // 未查到重复数据
this.setModel(Boolean.TRUE);
} else {
if (entities.size() == 1) { // 查询到一条重复数据
String id = getRequest().getParameter("id");
if (StringUtils.isNotBlank(id)) {
Serializable entityId = entities.get(0).getId();
logger.debug("Check Unique Entity ID = {}", entityId);
if (id.equals(entityId.toString())) { // 查询到数据是当前更新数据，不算已存在
this.setModel(Boolean.TRUE);
} else { // 查询到数据不是当前更新数据，算已存在
this.setModel(Boolean.FALSE);
}
} else { // 没有提供Sid主键，说明是创建记录，则算已存在
this.setModel(Boolean.FALSE);
}
} else { // 查询到多余一条重复数据，说明数据库数据本身有问题
this.setModel(Boolean.FALSE);
throw new WebException("error.check.unique.duplicate: " + element + "=" + value);
}
}
return buildDefaultHttpHeaders();
}
@Override
public DBObject filterInternal(String url, WebPage webPage, DBObject parsedDBObject) {
String pageText = webPage.getPageText();
DocumentFragment doc = parse(pageText);
// 获取公司公司简介
Node node = selectSingleNode(doc, "//div[@class='introduct']/p");
if (node != null) {
String introduct = getXPathValue(node, "./");
introduct = ExtStringUtils.cutRedundanceStr(introduct.trim(), 3000);
putKeyValue(parsedDBObject, "公司简介", introduct);
}
// 获取公司联系方式
NodeList nodes = selectNodeList(doc, "//div[@class='Contact']//tr");
if (nodes != null && nodes.getLength() > 0) {
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
String content = n.getTextContent();
// 中文冒号分隔
String[] nodeTexts = StringUtils.split(content, "：");
// 容错处理，英文冒号分隔
if (nodeTexts.length <= 1) {
nodeTexts = StringUtils.split(content, ":");
}
if (nodeTexts.length > 1) {
putKeyValue(parsedDBObject, nodeTexts[0].trim(), nodeTexts[1].trim());
}
}
}
if (node == null && (nodes == null || nodes.getLength() < 1)) {
return null;
} else {
return parsedDBObject;
}
}
