package controllers;
import java.io.File;
import models.Marker;
import models.Photo;
import models.User;
import org.bson.types.ObjectId;
import play.libs.Images;
import utils.FileUtils;
import utils.Secure;
public class Photos extends Application {
/**
* 需要独立的权限认证(swfupload使用flash和服务器端进行socket通信，session数据丢失)
*/
public static void upload(File Filedata, String userId, String markerId) throws Exception {
String fileName = System.currentTimeMillis() + "_" + Filedata.getName();
User user = User.filter("_id", new ObjectId(userId)).first();
// 存储到数据库
Marker marker = Marker.filter("_id", new ObjectId(markerId)).first();
if (marker != null && user != null) {
Photo photo = new Photo(marker, fileName);
photo.save();
// 存储文件
File file = new File(FileUtils.getApplicationPath("data") + fileName);
Images.resize(Filedata, file, -1, 550);
Filedata.delete();
} else {
Users.needLogin();
}
}
@Secure(login = true)
public static void delete(String name, String markerId) {
Marker m = Marker.filter("_id", new ObjectId(markerId)).first();
Photo p = Photo.filter("name", name).first();
new File(FileUtils.getApplicationPath("data") + name).delete();
String nextImage = "";
Photo next = Photo.filter("marker", m).filter("name > ", name).order("name").first();
Photo prev = Photo.filter("marker", m).filter("name < ", name).order("-name").first();
if (next != null) {
nextImage = next.name;
} else if (prev != null) {
nextImage = prev.name;
}
p.delete();
renderJSON("{\"name\":\"" + nextImage + "\"}");
}
public static void prev(String name, String markerId) {
Marker m = Marker.filter("_id", new ObjectId(markerId)).first();
Photo prev = Photo.filter("marker", m).filter("name < ", name).order("-name").first();
if (prev == null) {
renderJSON("{\"name\":\"" + name + "\"}");
} else {
renderJSON("{\"name\":\"" + prev.name + "\"}");
}
}
public static void next(String name, String markerId) {
Marker m = Marker.filter("_id", new ObjectId(markerId)).first();
Photo next = Photo.filter("marker", m).filter("name > ", name).order("name").first();
if (next == null) {
renderJSON("{\"name\":\"" + name + "\"}");
} else {
renderJSON("{\"name\":\"" + next.name + "\"}");
}
}
}