239 lines
8.2 KiB
Java
239 lines
8.2 KiB
Java
package jp.juggler.subwaytooter.api;
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import android.content.Context;
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import android.net.Uri;
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import android.support.annotation.NonNull;
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import android.text.TextUtils;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.io.IOException;
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import java.util.UUID;
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import jp.juggler.subwaytooter.App1;
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import jp.juggler.subwaytooter.table.SavedAccount;
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import jp.juggler.subwaytooter.util.CancelChecker;
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import jp.juggler.subwaytooter.util.LogCategory;
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import jp.juggler.subwaytooter.R;
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import jp.juggler.subwaytooter.util.Utils;
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import jp.juggler.subwaytooter.table.ClientInfo;
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import okhttp3.Call;
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import okhttp3.MediaType;
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import okhttp3.OkHttpClient;
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import okhttp3.Request;
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import okhttp3.RequestBody;
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import okhttp3.Response;
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public class TootApiClient {
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private static final LogCategory log = new LogCategory( "TootApiClient" );
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static final OkHttpClient ok_http_client = App1.ok_http_client;
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public interface Callback {
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boolean isApiCancelled();
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void publishApiProgress( String s );
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}
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private final Context context;
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public final Callback callback;
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public TootApiClient( @NonNull Context context, @NonNull Callback callback ){
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this.context = context;
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this.callback = callback;
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}
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private String instance;
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private String user_mail;
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private String password;
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private SavedAccount account;
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public void setUserInfo( String instance, String user_mail, String password ){
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this.instance = instance;
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this.user_mail = user_mail;
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this.password = password;
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}
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public void setAccount( SavedAccount account ){
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this.instance = account.host;
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this.account = account;
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}
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public static final MediaType MEDIA_TYPE_FORM_URL_ENCODED = MediaType.parse( "application/x-www-form-urlencoded" );
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public TootApiResult request( String path ){
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return request(path,new Request.Builder() );
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}
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public TootApiResult request( String path, Request.Builder request_builder ){
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JSONObject client_info = null;
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JSONObject token_info = ( account == null ? null : account.token_info );
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for( ; ; ){
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if( callback.isApiCancelled() ) return null;
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if( token_info == null ){
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if( client_info == null ){
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// DBにあるならそれを使う
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client_info = ClientInfo.load( instance );
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if( client_info != null ) continue;
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callback.publishApiProgress( context.getString( R.string.register_app_to_server, instance ) );
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// OAuth2 クライアント登録
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String client_name = "jp.juggler.subwaytooter." + UUID.randomUUID().toString();
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Request request = new Request.Builder()
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.url( "https://" + instance + "/api/v1/apps" )
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.post( RequestBody.create( MEDIA_TYPE_FORM_URL_ENCODED
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, "client_name=" + Uri.encode( client_name )
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+ "&redirect_uris=urn:ietf:wg:oauth:2.0:oob"
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+ "&scopes=read write follow"
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) )
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.build();
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Call call = ok_http_client.newCall( request );
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Response response;
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try{
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response = call.execute();
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}catch( Throwable ex ){
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return new TootApiResult( Utils.formatError( ex, context.getResources(), R.string.network_error ) );
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}
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if( callback.isApiCancelled() ) return null;
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if( ! response.isSuccessful() ){
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return new TootApiResult( context.getString( R.string.network_error_arg, response ) );
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}
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try{
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String json = response.body().string();
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if( TextUtils.isEmpty( json ) || json.startsWith( "<" ) ){
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return new TootApiResult( context.getString( R.string.response_not_json ) + "\n" + json );
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}
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// {"id":999,"redirect_uri":"urn:ietf:wg:oauth:2.0:oob","client_id":"******","client_secret":"******"}
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client_info = new JSONObject( json );
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String error = Utils.optStringX( client_info, "error" );
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if( ! TextUtils.isEmpty( error ) ){
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return new TootApiResult( context.getString( R.string.api_error, error ) );
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}
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ClientInfo.save( instance, json );
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continue;
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}catch( Throwable ex ){
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ex.printStackTrace();
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return new TootApiResult( Utils.formatError( ex, "API data error" ) );
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}
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}
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if( password == null ){
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// 手動でアクセストークンを再取得しなければいけない
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return new TootApiResult( context.getString( R.string.login_required ) );
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}
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callback.publishApiProgress( context.getString( R.string.request_access_token ) );
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// アクセストークンの取得
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Request request = new Request.Builder()
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.url( "https://" + instance + "/oauth/token" )
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.post( RequestBody.create(
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MEDIA_TYPE_FORM_URL_ENCODED
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,"client_id=" + Uri.encode( Utils.optStringX( client_info, "client_id" ) )
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+ "&client_secret=" + Uri.encode( Utils.optStringX( client_info, "client_secret" ) )
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+ "&grant_type=password"
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+ "&username=" + Uri.encode( user_mail )
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+ "&password=" + Uri.encode( password )
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+ "&scope=read write follow"
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+ "&scopes=read write follow"
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))
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.build();
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Call call = ok_http_client.newCall( request );
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Response response;
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try{
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response = call.execute();
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}catch( Throwable ex ){
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return new TootApiResult( Utils.formatError( ex, context.getResources(), R.string.network_error ) );
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}
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if( callback.isApiCancelled() ) return null;
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// TODO: アプリIDが無効な場合はどんなエラーが出る？
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if( ! response.isSuccessful() ){
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return new TootApiResult( context.getString( R.string.network_error_arg, response ) );
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}
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try{
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String json = response.body().string();
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// {"access_token":"******","token_type":"bearer","scope":"read","created_at":1492334641}
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if( TextUtils.isEmpty( json ) || json.charAt( 0 ) == '<' ){
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return new TootApiResult( context.getString( R.string.login_failed ) );
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}
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token_info = new JSONObject( json );
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String error = Utils.optStringX( client_info, "error" );
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if( ! TextUtils.isEmpty( error ) ){
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return new TootApiResult( context.getString( R.string.api_error, error ) );
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}
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if( account != null ){
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account.updateTokenInfo( token_info );
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}
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continue;
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}catch( Throwable ex ){
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ex.printStackTrace();
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return new TootApiResult( Utils.formatError( ex, "API data error" ) );
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}
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}
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// アクセストークンを使ってAPIを呼び出す
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{
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callback.publishApiProgress( context.getString( R.string.request_api, path ) );
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Request request = request_builder
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.url("https://" + instance + path)
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.header( "Authorization", "Bearer " + Utils.optStringX( token_info, "access_token" ) )
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.build();
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Call call = ok_http_client.newCall( request );
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Response response;
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try{
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response = call.execute();
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}catch( Throwable ex ){
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return new TootApiResult( Utils.formatError( ex, context.getResources(), R.string.network_error ) );
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}
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if( callback.isApiCancelled() ) return null;
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// TODO: アクセストークンが無効な場合はどうなる？
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// TODO: アプリIDが無効な場合はどうなる？
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if( ! response.isSuccessful() ){
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return new TootApiResult( context.getString( R.string.network_error_arg, response ) );
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}
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try{
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String json = response.body().string();
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if( TextUtils.isEmpty( json ) || json.startsWith( "<" ) ){
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return new TootApiResult( context.getString( R.string.response_not_json ) + "\n" + json );
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}else if( json.startsWith( "[" ) ){
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JSONArray array = new JSONArray( json );
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return new TootApiResult( token_info, json, array );
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}else{
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JSONObject object = new JSONObject( json );
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String error = Utils.optStringX( object, "error" );
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if( ! TextUtils.isEmpty( error ) ){
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return new TootApiResult( context.getString( R.string.api_error, error ) );
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}
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return new TootApiResult( token_info, json, object );
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}
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}catch( Throwable ex ){
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ex.printStackTrace();
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return new TootApiResult( Utils.formatError( ex, "API data error" ) );
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}
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}
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}
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}
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}
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