How to connect android app to App engine -
i'm trying connect app in android server i've opened on appengine.
my server's name : dddd-daniel-2345 , website server : http://dddd-daniel-2345.appspot.com/
this how connect android app server in app engine:
app.yaml:
application: dddd-daniel-2345 version: 1 runtime: python27 api_version: 1 threadsafe: yes handlers: - url: .* script: main.app libraries: - name: webapp2 version: "2.5.2" main.py:
#!/usr/bin/env python # # copyright 2007 google inc. google.appengine.api import users import webapp2 class userhandler(webapp2.requesthandler): def get(self): user = users.get_current_user() if user: greeting = ('%s,%s,%s' % (user.email(),user.user_id(),user.nickname())) else: greeting = ('not logged in') self.response.out.write(greeting) app = webapp2.wsgiapplication([('/', userhandler),], debug=true) my applications code : add manifast
main.activity:
package com.ap2.demo.comunication; import android.accounts.account; import android.accounts.accountmanager; import android.content.intent; import android.support.v7.app.actionbaractivity; import android.os.bundle; import android.view.menu; import android.view.menuitem; import android.view.view; import android.widget.arrayadapter; import android.widget.button; import android.widget.spinner; import com.ap2.demo.r; import com.ap2.demo.splashactivity; import org.apache.http.impl.client.defaulthttpclient; import java.util.arraylist; public class mainactivity extends actionbaractivity { accountmanager accountmanager; private account[] accounts; spinner spinner; defaulthttpclient httpclient = new defaulthttpclient(); account account; @override protected void oncreate(bundle savedinstancestate) { super.oncreate(savedinstancestate); setcontentview(r.layout.activity_main); accountmanager = accountmanager.get(getapplicationcontext()); // assembling gmail accounts accounts = accountmanager.getaccountsbytype("com.google"); // add gmail accounts : arraylist<string> accountlist = new arraylist<string>(); (account account : accounts) { accountlist.add(account.name); } // setting spinner viewed spinner = (spinner) findviewbyid(r.id.account); arrayadapter<string> dataadapter = new arrayadapter<string>(this, android.r.layout.simple_spinner_item, accountlist); dataadapter.setdropdownviewresource(android.r.layout.simple_spinner_dropdown_item); spinner.setadapter(dataadapter); button startauth = (button) findviewbyid(r.id.startauth); startauth.setonclicklistener(new view.onclicklistener() { @override public void onclick(view v) { spinner = (spinner) findviewbyid(r.id.account); account = accounts[spinner.getselecteditemposition()]; accountmanager.getauthtoken(account, "ah", null, false, new ontokenacquired(httpclient, mainactivity.this), null); intent intent = new intent(mainactivity.this, splashactivity.class); startactivity(intent); } }); } protected void onactivityresult(int requestcode, int resultcode, intent data) { if (resultcode == result_ok) { accountmanager.getauthtoken(account, "ah", null, false, new ontokenacquired(httpclient, mainactivity.this), null); } else if(resultcode == result_canceled){ // user canceled } } } ontokenacquired:
package com.ap2.demo.comunication; import android.accounts.accountmanager; import android.accounts.accountmanagercallback; import android.accounts.accountmanagerfuture; import android.app.activity; import android.content.intent; import android.os.bundle; import org.apache.http.impl.client.defaulthttpclient; /** * created daniel on 19-jun-15. */ /*the result auth token request returned application via account manager callback specified when making request. check returned bundle if intent stored against accountmanager.key_intent key. if there intent start activity using intent ask user permission otherwise can retrieve auth token bundle.*/ public class ontokenacquired implements accountmanagercallback<bundle> { private static final int user_permission = 989; private static final string app_id = "dddd-daniel-2345"; // private static final string app_id = "dddd-daniel-1234"; private defaulthttpclient httpclient; activity activity; public ontokenacquired(defaulthttpclient httpclient, activity activity) { this.httpclient = httpclient; this.activity = activity; } @override public void run(accountmanagerfuture<bundle> result) { bundle bundle; try { bundle = (bundle) result.getresult(); if (bundle.containskey(accountmanager.key_intent)) { intent intent = bundle.getparcelable(accountmanager.key_intent); intent.setflags(intent.getflags() & ~intent.flag_activity_new_task); activity.startactivityforresult(intent, user_permission); } else { setauthtoken(bundle); } } catch(exception e){ e.printstacktrace(); } } //using auth token , ask auth cookie protected void setauthtoken(bundle bundle) { string authtoken = bundle.getstring(accountmanager.key_authtoken); new getcookie(httpclient, app_id, activity.getbasecontext()).execute(authtoken); } } getcookie:
package com.ap2.demo.comunication; import android.content.context; import android.os.asynctask; import org.apache.http.httpresponse; import org.apache.http.client.methods.httpget; import org.apache.http.client.params.clientpnames; import org.apache.http.cookie.cookie; import org.apache.http.impl.client.defaulthttpclient; import org.apache.http.params.httpparams; import java.io.bytearrayoutputstream; /** * created daniel on 19-jun-15. */ public class getcookie extends asynctask<string, void, boolean> { string appid; httpparams params; private httpresponse response; // private static final string link_to_get_authenticated = "http://dddd-daniel-2345.appspot.com/"; private static final string link_to_get_authenticated = "http://dddd-daniel-2345.appspot.com/"; //private static final string link_to_get_authenticated = "http://dddd-daniel-1234.appspot.com/"; context context; private defaulthttpclient httpclient; public getcookie(defaulthttpclient httpclient, string appid, context context) { this.httpclient = httpclient; params = httpclient.getparams(); this.appid = appid; this.context = context; } protected boolean doinbackground(string... tokens) { try { // don't follow redirects params.setbooleanparameter(clientpnames.handle_redirects, false); httpget httpget = new httpget("http://" + appid + ".appspot.com/_ah/login?continue=http://" + appid + ".appspot.com/&auth=" + tokens[0]); response = httpclient.execute(httpget); bytearrayoutputstream out = new bytearrayoutputstream(); response.getentity().writeto(out); out.close(); if(response.getstatusline().getstatuscode() != 302){ // response should redirect return false; } //check if received acsid or sacsid cookie, depends on http or https request for(cookie cookie : httpclient.getcookiestore().getcookies()) { if(cookie.getname().equals("acsid") || cookie.getname().equals("sacsid")){ return true; } } } catch (exception e) { e.printstacktrace(); cancel(true); } { params.setbooleanparameter(clientpnames.handle_redirects, true); } return false; } protected void onpostexecute(boolean result) { new auth(httpclient, context).execute(link_to_get_authenticated); } } auth:
package com.ap2.demo.comunication; import android.content.context; import android.os.asynctask; import android.widget.toast; import org.apache.http.httpresponse; import org.apache.http.httpstatus; import org.apache.http.statusline; import org.apache.http.client.methods.httpget; import org.apache.http.impl.client.defaulthttpclient; import java.io.bytearrayoutputstream; /** * created daniel on 19-jun-15. */ public class auth extends asynctask<string, void, boolean> { private defaulthttpclient httpclient; private httpresponse response; private string content = null; context context; public auth(defaulthttpclient httpclient, context context) { this.httpclient = httpclient; this.context = context; } protected boolean doinbackground(string... urls) { try { httpget httpget = new httpget(urls[0]); response = httpclient.execute(httpget); statusline statusline = response.getstatusline(); if(statusline.getstatuscode() == httpstatus.sc_ok){ bytearrayoutputstream out = new bytearrayoutputstream(); response.getentity().writeto(out); out.close(); content = out.tostring(); return true; } } catch (exception e) { e.printstacktrace(); cancel(true); } return false; } //display response request above protected void onpostexecute(boolean result) { toast.maketext(context, "response request: " + content, toast.length_long).show(); } } activity_main.xml:
<relativelayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_margin="@dimen/activity_vertical_margin"> <textview android:id="@+id/textview1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignparentleft="true" android:layout_alignparenttop="true" android:layout_marginbottom="10dp" android:text="@string/choose_account" android:textappearance="?android:attr/textappearancemedium" android:textstyle="bold" /> <spinner android:id="@+id/account" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_alignparentleft="true" android:layout_below="@+id/textview1" /> <button android:id="@+id/startauth" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignparentleft="true" android:layout_below="@+id/account" android:layout_margintop="10dp" android:text="@string/send_button" /> </relativelayout> whenever i'm running app shows me correct toast.
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