package com.cattong.sns.impl.facebook;
import static com.cattong.commons.util.ParseUtil.getRawString;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.List;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import com.cattong.commons.LibException;
import com.cattong.commons.LibResultCode;
import com.cattong.commons.ServiceProvider;
import com.cattong.commons.util.ParseUtil;
import com.cattong.entity.Education;
import com.cattong.entity.Gender;
import com.cattong.entity.Work;
import com.cattong.entity.Education.SchoolType;
import com.cattong.sns.entity.User;
public class FacebookUserAdapter {
public static User createSimpleUser(String jsonString) throws LibException {
try {
JSONObject json = new JSONObject(jsonString);
return createSimpleUser(json);
} catch (JSONException e) {
throw new LibException(LibResultCode.JSON_PARSE_ERROR, e);
}
}
public static User createUser(String jsonString) throws LibException {
try {
JSONObject json = new JSONObject(jsonString);
return createUser(json);
} catch (JSONException e) {
throw new LibException(LibResultCode.JSON_PARSE_ERROR, e);
}
}
/**
* 从JSON字符串创建User对象列表
*
* @param jsonString
* JSON字符串
* @return User对象列表
* @throws LibException
*/
public static List<User> createSimpleUserList(String jsonString)
throws LibException {
try {
if ("[]".equals(jsonString) || "{}".equals(jsonString)) {
return new ArrayList<User>(0);
}
JSONArray jsonArray = new JSONArray(jsonString);
int size = jsonArray.length();
List<User> userList = new ArrayList<User>(size);
for (int i = 0; i < size; i++) {
userList.add(createSimpleUser(jsonArray.getJSONObject(i)));
}
return userList;
} catch (JSONException e) {
throw new LibException(LibResultCode.JSON_PARSE_ERROR, e);
}
}
public static List<User> createUserList(String jsonString)
throws LibException {
try {
if ("[]".equals(jsonString) || "{}".equals(jsonString)) {
return new ArrayList<User>(0);
}
JSONArray jsonArray = new JSONArray(jsonString);
int size = jsonArray.length();
List<User> userList = new ArrayList<User>(size);
for (int i = 0; i < size; i++) {
userList.add(createUser(jsonArray.getJSONObject(i)));
}
return userList;
} catch (JSONException e) {
throw new LibException(LibResultCode.JSON_PARSE_ERROR, e);
}
}
public static List<String> createUserIdList(String jsonString)
throws LibException {
try {
if ("[]".equals(jsonString) || "{}".equals(jsonString)) {
return new ArrayList<String>(0);
}
JSONArray jsonArray = new JSONArray(jsonString);
int size = jsonArray.length();
List<String> listUserId = new ArrayList<String>(size);
for (int i = 0; i < size; i++) {
listUserId.add(ParseUtil.getRawString("id", jsonArray.getJSONObject(i)));
}
return listUserId;
} catch (JSONException e) {
throw new LibException(LibResultCode.JSON_PARSE_ERROR, e);
}
}
/**
* 从JSON对象创建User对象，包级别访问权限控制
*
* @param json
* JSON对象
* @return User对象
* @throws LibException
*/
static User createSimpleUser(JSONObject json) throws LibException {
User user = new User();
user.setUserId(ParseUtil.getRawString("id", json));
user.setScreenName(ParseUtil.getRawString("name", json));
user.setName(user.getScreenName());
user.setHeadUrl(String.format(Facebook.PICTURE_URL_FORMAT, user.getUserId()));
user.setServiceProvider(ServiceProvider.Facebook);
return user;
}
static User createUser(JSONObject json) throws LibException {
try {
User user = new User();
user.setServiceProvider(ServiceProvider.Facebook);
user.setUserId(json.getString("id"));
user.setScreenName(getRawString("name", json));
user.setName(getRawString("username", json));
user.setHeadUrl(String.format(Facebook.PICTURE_URL_FORMAT, user.getUserId()));
user.setBirthday(ParseUtil.getDate("birthday", json , "MM/dd/yyyy"));
user.setDescription(getRawString("bio", json));
try {
user.setGender(Gender.valueOf(getRawString("gender", json)));
} catch (Exception e) {
user.setGender(Gender.Unkown);
}
if (json.has("hometown")) {
user.setHometown(getRawString("name", json.getJSONObject("hometown")));
}
if (json.has("location")) {
user.setLocation(getRawString("name", json.getJSONObject("location")));
}
if (json.has("work")) {
List<Work> workHistory = new ArrayList<Work>();
JSONArray jsonArray = json.getJSONArray("work");
JSONObject workJson = null;
Work work = null;
for (int i = 0; i < jsonArray.length(); i++) {
workJson = jsonArray.getJSONObject(i);
work = new Work();
work.setEmployer(getRawString("name", workJson.getJSONObject("employer")));
work.setStartDate(ParseUtil.getDate("start_date", workJson, "yyyy-MM"));
work.setStartDate(ParseUtil.getDate("end_date", workJson, "yyyy-MM"));
if (workJson.has("location")) {
work.setLocation(getRawString("name", workJson.getJSONObject("location")));
}
if (workJson.has("position")) {
work.setPosition(getRawString("name", workJson.getJSONObject("position")));
}
if (workJson.has("projects")) {
JSONArray projectsArray = workJson.getJSONArray("projects");
int length = projectsArray.length();
Work.Project[] projects = new Work.Project[length];
Work.Project project = null;
JSONObject projectJson = null;
for (int j = 0; j < length; j++) {
projectJson = projectsArray.getJSONObject(j);
project = new Work.Project();
project.setName(getRawString("name", projectJson));
project.setDescription(getRawString("description", projectJson));
project.setStartDate(ParseUtil.getDate("start_date", projectJson, "yyyy-MM"));
project.setEndDate(ParseUtil.getDate("end_date", projectJson, "yyyy-MM"));
project.setServiceProvider(ServiceProvider.Facebook);
projects[j] = project;
}
work.setProjects(projects);
}
workHistory.add(work);
}
user.setWorkHistory(workHistory);
}
List<Education> educationHistory = new ArrayList<Education>();
if (json.has("education")) {
JSONArray jsonArray = json.getJSONArray("education");
JSONObject educationJson = null;
Education education = null;
for (int i = 0; i < jsonArray.length(); i++) {
educationJson = jsonArray.getJSONObject(i);
education = new Education();
education.setSchool(ParseUtil.getRawString("name", educationJson.getJSONObject("school")));
String type = getRawString("type", educationJson);
if ("College".equals(type)) {
education.setSchoolType(SchoolType.COLLEGE);
} else if ("Graduate School".equals(type)) {
education.setSchoolType(SchoolType.GRADUATE_SCHOOL);
} else if ("High School".equals(type)) {
education.setSchoolType(SchoolType.HIGH_SCHOOL);
}
if (educationJson.has("year")) {
education.setYear(getRawString("year", educationJson.getJSONObject("year")));
}
education.setDepartment(getRawString("department", educationJson));
educationHistory.add(education);
}
}
user.setEducationHistory(educationHistory);
return user;
} catch (JSONException e) {
throw new LibException(LibResultCode.JSON_PARSE_ERROR, e);
} catch (ParseException e) {
throw new LibException(LibResultCode.DATE_PARSE_ERROR, e);
}
}
}