Transmogrify
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Transmogrify

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Transmogrify Transmogrify Presentation Transcript

  • transmogrifier A JavaScript Utility for Transforming Objects
  • trans·mog·ri·fy •It’s a real word trăns-mŏg'rə-fī', trănz- tr.v, -fied, -fy·ing, -fies. To change into a different shape or form, especially one that is fantastic or bizarre. http://www.answers.com/transmogrify
  • trans·mog·ri·fy •It’s a real word trăns-mŏg'rə-fī', trănz- tr.v, -fied, -fy·ing, -fies. To change into a different shape or form, especially one that is fantastic or bizarre. http://www.answers.com/transmogrify
  • what’s it for?
  • what’s it for?
  • really, what’s it for? •To sanitize and simplify complex objects, like those returned by MLB’s services
  • •Inspired by getDeepValue and setDeepValue •Implemented in $Q for transforming objects as defined in .select method
  • wywinwyg
  • wywinwyg what you want is not what you get
  • what you need { "id": "type": "status": "venue": "teams": { "away": { "id": "name": "code": }, "home": { "id": "name": "code": } }, "pitchers": [], "apple": "banana": "yellow": }
  • what you ge... { "game_id": "2009/09/24/cinmlb-pitmlb-1", "game_pk": "246475", "game_time_is_tbd": false, "game_venue": "PNC Park", "game_time": "1253810100000", "game_time_offset_eastern": "-4", "pitcher": { "loss_id": "450203", "win_id": "276520", "win": "Arroyo", "loss_stat": "4-9", "win_stat": "14-13", "save": "Cordero", "save_stat": "39", "loss": "Morton", "save_id": "150188" }, "game_location": "Pittsburgh", "home": { "file_code": "pit", "probable_stat": "5-9", "tv": null, "id": "134", "split": false, "probable_name_display_first_last": "Charlie Morton", "probable_report": "Morton showed some improved command in his last start, a sign that maybe he's beginning to figure out how to use the movement he can get on his pitches to his benefit. The consistency of his command has been the biggest problem for Morton all season, but after allowing an early run and getting out of an early jam, Morton found just that against the Padres. He matched his career high with seven innings and has now allowed three or fewer runs in four of his past five starts. Morton is 1-1 with a 6.35 ERA in two previous starts against Cincinnati.", "recap": "/news/gameday_recap.jsp?ymd=20090924&content_id=7131310&vkey=recap&fext=.jsp&c_id=pit", "full": "Pirates", "tickets": null, "radio": "WPGB-FM 104.7", "game_time_offset": "-4", "display_code": "PIT",
  • ...eeeeee... "preview": "javascript:void(launchGameday({gid:'2009_09_24_cinmlb_pitmlb_1',mode:'preview',lurl:'/news/article.jsp? ymd=20090923&content_id=7109806&vkey=news_pit&fext=.jsp&c_id=pit'}))", "wrapup": "/news/wrap.jsp?ymd=20090924&content_id=7131314&vkey=wrapup2005&fext=.jsp&team=home&c_id=pit", "audio_uri": "javascript:bam.media.launchPlayer({content_id:'6765579',view_key:'MLBTV_MP_4',media_type:'audio',calendar_event_id:'14-246475-2009-09-24'})", "probable": "Morton", "probable_era": "4.55", "league": "104", "probable_id": "450203", "result": "1" }, "division_id": "205", "game_time_offset_local": "-4", "scheduledTime": null, "game_status": "F", "mlbtv": true, "is_suspension_resumption": false, "video_uri": "javascript:bam.media.launchPlayer({content_id:'6765575',view_key:'MLBTV_MP_4',media_type:'video',calendar_event_id:'14-246475-2009-09-24'})", "sport_code": "mlb", "venue_id": "31", "wrapup": "javascript:void(launchGameday({gid:'2009_09_24_cinmlb_pitmlb_1',mode:'wrap',lurl:'/news/wrap.jsp? ymd=20090924&content_id=7131314&vkey=wrapup2005&fext=.jsp&c_id=mlb'}))", "preview": null, "game_type": "R", "resumptionTime": null, "away": { "file_code": "cin", "probable_stat": "15-13", "tv": null, "id": "113", "split": false, "probable_name_display_first_last": "Bronson Arroyo", "probable_report": "Arroyo was perfect through three innings Saturday against Florida, but a couple of costly mistakes led to a loss, most notably a changeup to pinch-hitter Ross Gload that resulted in a two-run home run in the eighth, which lifted the Marlins to a 3-2 victory. Arroyo allowed three runs on six hits. He walked one and struck out six but allowed two home runs. Despite the loss, Arroyo extended his streak of consecutive quality starts to 11.", "recap": "/news/gameday_recap.jsp?ymd=20090924&content_id=7131308&vkey=recap&fext=.jsp&c_id=cin", "full": "Reds", "tickets": null,
  • ...et "radio": "WLW 700", "game_time_offset": "-4", "display_code": "CIN", "preview": "javascript:void(launchGameday({gid:'2009_09_24_cinmlb_pitmlb_1',mode:'preview',lurl:'/news/article.jsp? ymd=20090923&content_id=7109796&vkey=news_cin&fext=.jsp&c_id=cin'}))", "wrapup": "/news/wrap.jsp?ymd=20090924&content_id=7131314&vkey=wrapup2005&fext=.jsp&team=away&c_id=cin", "audio_uri": "javascript:bam.media.launchPlayer({content_id:'6765579',view_key:'MLBTV_MP_4',media_type:'audio',calendar_event_id:'14-246475-2009-09-24'})", "probable": "Arroyo", "probable_era": "3.84", "league": "104", "probable_id": "276520", "result": "4" }, "game_dh": null, "game_num": "1", "fruit": [ { "name": "apple", "color": "green" }, { "name": "banana", "color": "yellow" }, { "name": "cherry", "color": "red" } ] }
  • and that’s just one!
  • how it works
  • var gameTemplate = { id: 'game_id', // output.id === input.game_id type: 'game_type', // output.type === input.game_type status: 'game_status', // output.status === input.game_status venue: 'game_venue', // output.venue === input.game_venue teams: { // output.teams === {} away: { // output.teams.away === {} id: 'away.id', // output.teams.away.id === input.away.id name: 'away.full', // output.teams.away.name === input.away.full code: 'away.file_code' // output.teams.away.code === input.away.file_code }, home: { // output.teams.home === {} id: 'home.id', // output.teams.home.id === input.home.id name: 'home.full', // output.teams.home.name === input.home.full code: 'home.file_code' // output.teams.home.code === input.home.file_code } }, time: function convertGameTime (obj) { var d = new Date(+obj.game_time), e = +obj.game_time_offset_eastern, h, m, a; d.setHours(d.getUTCHours() + e); h = d.getHours(); m = d.getMinutes(); h = h % 12 || 12; m = m < 10 ? '0' + m : m; a = h < 12 ? 'am' : 'pm'; return h + ':' + m + a; // output.time === input.game_time (h:mmaa) }, pitchers: [ // output.pitchers === [] 'pitcher.win', // output.pitchers[0] === input.pitcher.win 'pitcher.loss', // output.pitchers[1] === input.pitcher.loss 'pitcher.save' // output.pitchers[2] === input.pitcher.save ], apple: 'fruit.0', // output.apple === input.fruit[0] banana: 'fruit[1]', // output.banana === input.fruit[1] yellow: 'fruit[1].color' // output.yellow === input.fruit[1].color }; var gameTransmogrifier = new Transmogrifier(gameTemplate);
  • gameTransmogrifier.zap(gameObj); { "id": "2009/09/24/cinmlb-pitmlb-1", "type": "R", "status": "F", "venue": "PNC Park", "teams": { "away": { "id": "113", "name": "Reds", "code": "cin" }, "home": { "id": "134", "name": "Pirates", "code": "pit" } }, "time": "12:35pm", "pitchers": [ "Arroyo", "Morton", "Cordero" ], "apple": { "name": "apple", "color": "green" }, "banana": { "name": "banana", "color": "yellow" }, "yellow": "yellow" }
  • two methods
  • .zap (objOrArr) Transforms a single object or array
  • .nuke (arrOfObjs) Applies .zap to members of array