Facebook flash api and social game development
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Gamelet published 17 games including 15 real-time synchronized games and 2 social games using their experiences developing games on Facebook and Flash. They provided tips and tricks for development including managing art and developer workflows, improving performance, fighting cheaters, and using Facebook APIs and Graph API from Flash without reloading the page.
Facebook flash api and social game development
- 1. Facebook Flash APIand Social Game Developmenthttp://fb.me/tempofeng
- 2. AgendaGameletOur ExperiencesTips & TricksFlashSocialFacebook / FlashQ & A
- 4. Gamelet
- 5. Web Traffics
- 6. GameletPublished 17 Games15 Real-Time Synchronized Games2 Social Games11 Employees6 Engineers3 Arts
- 7. GameletBandwidth60M/MonthOnline Users8000 users (max)Aggregated MAU400K (down from 800k)
- 8. ServersWeb Serversapache -> tomcat2xDell PE R610 (1 Master-N Slave)2xI5520, 6GB, SAS HDsStatic Files Servers1xPCReal-time Socket ServersJava/Mina/ActiveMQ3xDell PE R6101xI5520, 6GB, SAS HDs
- 9. ServersDB ServersMySQL2xDell PE R710 (1Master, 1Standby)2xI5530, 32GB, SAS HDsCassandra2xDell PE R7102xI5530, 32GB, SAS HDs
- 10. Tip & Tricks - FlashDevelopment EnvironmentArt/Developers WorkflowPerformanceFighting CheatersLoadercrossdomain.xml
- 11. Development EnvironmentDevelopersFlash(Flex) BuilderFlex ComponentsSlowRam/CPU/SSDOpen Too Many ProjectsArtsIllustrator/Photoshop/Flash
- 13. Versioning Graphics AssetsConfusing!SVNDevelopment Modecar.fla, airplane.flaProduction Modecar.fla, airplane.fla -> vehicle_v00.swf
- 14. PerformanceMonitoring FramerateDon¡¯tAlpha, ׃Ðι¤¾ßLarge BitmapParent/child MovieclipUsingSprite instead of Movieclip
- 15. PerformanceSlow MovieclipcacheAsBitmapRotate, Scale, ¡AnimationSlicerhttp://blog.vandenoostende.com/2008/animationslicer/ProfilerMemory Leak
- 16. Fighting CheatersManipulating MemoryIntercepting PacketsAcceleratorsDouble LoginManipulating CodeBuilding a BotFake Accounts
- 18. Manipulating MemoryCheat Enginehttp://www.cheatengine.org/Encode Critical DataHeap DataScores, Weapon, ¡
- 19. Manipulating Memoryclass SecureInteger{int number;int checksum; public void setNumber(int number) {this.number = number;this.checksum = md5(number); } public intgetNumber() { if(verifyMd5(number, checksum)) return number; else throw new SecurityException(); }}
- 20. Intercepting PacketsAdd SignatureEncodeSSHproprietary PKI solution
- 22. AcceleratorsUse Server Time EverywhereDetectingCalculate the difference between client time & server timeNetwork latency will be hard to predict
- 23. Double LoginLogout Previous Logined UserFlash LocalConnectServer Notification
- 24. Manipulating CodeObfuscatorDynamically Download Encoded SWFLoader.loadBytes(bytes)
- 25. Building a BotMonitoringMonitoring All Service InterfacesAOP, AnnotationLimiting resource updateLimit by Time PeriodLimit by User Roles, LevelsGuests, Unregistered Users
- 26. Fake AccountsLimit Help from Friends
- 27. LoaderLoading Static FilesAlways Retry!
- 28. crossdomain.xmlcrossdomain.xmlAccess Remote FilesSecurity.allowDomain()SWFs from Other Domain to Access Meloader.loaderContext = new LoaderContext(true, ApplicationDomain.currentDomain)Access Remote Image Files without crossdomain.xml
- 29. Tips & Tricks ¨C Social GamesGame DesignViral ChannelsData Storage
- 30. Game DesignBeautiful!Gifting is the New PokeDon¡¯t Punish UsersRepresent Relations between Friends
- 32. Data StorageRead:Write = 1:1MySQLTransactionalData Growing SlowlyCassandraKey/ValueData Growing Fast
- 33. Tips & Tricks ¨C Facebook / FlashFacebook API / Graph APIChinese InputInvite/Request without Page Reloaded
- 34. Facebook API & Graph APINo Plan of UpdatingRecommendCalling Javascript API from Flash ExternalInterfaceif (!ExternalInterface.available)
- 35. {
- 36. return;
- 37. }
- 38. ExternalInterface.call("lumixInviteFriends", invite, title, type, content, url, label, condensed, toUid(username));wmode = ¡®opaque¡¯
- 40. Chinese InputFlash 9/10Only wmode = ¡®window¡¯ Can Input ChineseWill Hide javascript WindowsFlash 10.1wmode = ¡®opaque¡¯ can input Chinese in IE/Firefox
- 41. Flash 9,10 + wmode = ¡®window¡¯Move or Hide the Flash
- 42. Invite/Request without Page Reloaded
- 43. Step 1: Dynamically Add an <iframe><iframe id='inviteFriendsIframe' name='inviteFriendsIframe' src=/slideshow/facebook-flash-api-and-social-game-development/5025454/& scrolling='no' frameborder='0' width='760' height='800'></iframe>Step 2: <fb:request-form> in <iframe><fb:serverFbml><fb:request-form action="closeFbmlIframe.do" invite="" type="" ¡>¡</fb:request-form></fb:serverFbml>
- 44. Step 3: Close the <iframe> by Javascript<script type="text/javascript">$(document).ready(function(){window.parent.onFbmlIframeClosed();});</script>
- 45. Thanks