Introducing CloudKit. A how-to guide for icloud for your Apps. Frameworks #WWDC14. Session 208 Olivier Bonnet CloudKit Client Software
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1 Frameworks #WWDC14 Introducing CloudKit A how-to guide for icloud for your Apps Session 208 Olivier Bonnet CloudKit Client Software 2014 Apple Inc. All rights reserved. Redistribution or public display not permitted without written permission from Apple.
2 Introduction? Mystery icloud Drive icloud Photo Library icloud CoreData
3 Introduction CloudKit icloud Drive icloud Photo Library icloud CoreData
4 Overview
5 Overview What is CloudKit
6 Overview What is CloudKit Enabling CloudKit in your application
7 Overview What is CloudKit Enabling CloudKit in your application Introduction to the API
8 Overview What is CloudKit Enabling CloudKit in your application Introduction to the API User Accounts
9 Overview What is CloudKit Enabling CloudKit in your application Introduction to the API User Accounts When to use CloudKit
10 What is CloudKit?
11 What is CloudKit? Access to icloud servers
12 What is CloudKit? Access to icloud servers Supported on OS X and ios
13 What is CloudKit? Access to icloud servers Supported on OS X and ios Uses icloud accounts
14 What is CloudKit? Access to icloud servers Supported on OS X and ios Uses icloud accounts Public and private databases
15 What is CloudKit? Access to icloud servers Supported on OS X and ios Uses icloud accounts Public and private databases Structured and bulk data
16 What is CloudKit? Access to icloud servers Supported on OS X and ios Uses icloud accounts Public and private databases Structured and bulk data Transport, not local persistence
17 Enabling CloudKit in Your Application
18 Enabling CloudKit in Your Application Navigate to your application s Capabilities pane
19 Enabling CloudKit in Your Application Enable icloud
20 Enabling CloudKit in Your Application Enable CloudKit
21 Introducing CloudKit API! Paul Seligman CloudKit Client Software
22 Fundamental CloudKit Objects
23 Fundamental CloudKit Objects
24 Fundamental CloudKit Objects Containers
25 Fundamental CloudKit Objects Containers Databases
26 Fundamental CloudKit Objects Containers Databases Records
27 Fundamental CloudKit Objects Containers Databases Records Record Zones
28 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers
29 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References
30 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
31 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
32 Containers
33 Containers
34 Containers
35 Containers CKContainer
36 Containers CKContainer One container per app
37 Containers CKContainer One container per app Data segregation
38 Containers CKContainer One container per app Data segregation User encapsulation
39 Containers CKContainer One container per app Data segregation User encapsulation Managed by the developer
40 Containers CKContainer One container per app Data segregation User encapsulation Managed by the developer Managed via WWDR portal
41 Containers CKContainer One container per app Data segregation User encapsulation Managed by the developer Managed via WWDR portal Unique across all developers
42 Containers CKContainer One container per app Data segregation User encapsulation Managed by the developer Managed via WWDR portal Unique across all developers Can be shared between apps
43 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
44 Databases
45 Databases CloudKit Container Public Database Private Private Private Private Private Private Private Private Private
46 Databases CloudKit Container Public Database Private Database
47 Databases
48 Databases CKDatabase
49 Databases CKDatabase Every app has access to two databases
50 Databases CKDatabase Every app has access to two databases Public Database
51 Databases CKDatabase Every app has access to two databases Public Database Private Database
52 Databases CKDatabase Every app has access to two databases Public Database Private Database CKDatabase *publicdatabase = [[CKContainer defaultcontainer] publicclouddatabase];! CKDatabase *privatedatabase = [[CKContainer defaultcontainer] privateclouddatabase];
53 Databases Public Database Private Database
54 Databases Public Database Private Database Data Type Shared Data Current User s Data
55 Databases Public Database Private Database Data Type Shared Data Current User s Data Account Required for Writing Required
56 Databases Public Database Private Database Data Type Shared Data Current User s Data Account Required for Writing Required Quota Developer User
57 Databases Public Database Private Database Data Type Shared Data Current User s Data Account Required for Writing Required Quota Developer User Default Permissions World Readable User Readable
58 Databases Public Database Private Database Data Type Shared Data Current User s Data Account Required for Writing Required Quota Developer User Default Permissions World Readable User Readable Editing Permissions icloud Dashboard Roles N/A
59 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
60 Records CloudKit Container Public Database Private Database
61 Records Public Database Record Record Record Record Record Record
62 Records
63 Records CKRecord
64 Records CKRecord Structured Data
65 Records CKRecord Structured Data Wraps key/value pairs
66 Records CKRecord Structured Data Wraps key/value pairs Record Type
67 Records CKRecord Structured Data Wraps key/value pairs Record Type Just-in-time schema
68 Records CKRecord Structured Data Wraps key/value pairs Record Type Just-in-time schema Metadata
69 Records Record Values
70 Records Record Values NSString NSNumber NSData NSDate
71 Records Record Values NSString NSNumber NSData NSDate CLLocation
72 Records Record Values NSString NSNumber NSData NSDate CLLocation CKReference CKAsset
73 Records Record Values NSString NSNumber NSData NSDate CLLocation CKReference CKAsset Arrays of the above
74 Records
75 CKRecord : NSObject <NSSecureCoding, NSCopying>
76 CKRecord : NSObject <NSSecureCoding, NSCopying> - (instancetype)initwithrecordtype:(nsstring *)recordtype;
77 CKRecord : NSObject <NSSecureCoding, NSCopying> - (instancetype)initwithrecordtype:(nsstring *)recordtype; - (id)objectforkey:(nsstring *)key; - (void)setobject:(id <CKRecordValue>)object forkey:(nsstring *)key;
78 CKRecord : NSObject <NSSecureCoding, NSCopying> - (instancetype)initwithrecordtype:(nsstring *)recordtype; - (id)objectforkey:(nsstring *)key; - (void)setobject:(id <CKRecordValue>)object forkey:(nsstring *)key; - (id)objectforkeyedsubscript:(nsstring *)key; - (void)setobject:(id <CKRecordValue>)object forkeyedsubscript:(nsstring *)key;
79 CKRecord : NSObject <NSSecureCoding, NSCopying> - (instancetype)initwithrecordtype:(nsstring *)recordtype; - (id)objectforkey:(nsstring *)key; - (void)setobject:(id <CKRecordValue>)object forkey:(nsstring *)key; - (id)objectforkeyedsubscript:(nsstring *)key; - (void)setobject:(id <CKRecordValue>)object forkeyedsubscript:(nsstring *)key; - (NSArray /* NSString */ *)allkeys;
80 Records
81 Records CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party ];
82 Records CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party ]; // setting values [party setobject:@"post Presentation Beers" forkey:@"summary"];! NSDate *startdate = [NSDate datewithtimeintervalsincenow:30.0 * 60.0]; party[@"start"] = startdate;
83 Records CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party ]; // setting values [party setobject:@"post Presentation Beers" forkey:@"summary"];! NSDate *startdate = [NSDate datewithtimeintervalsincenow:30.0 * 60.0]; party[@"start"] = startdate; // accessing values NSString *summary = [party objectforkey:@"summary"];! NSDate *startdate = party[@"start"];
84 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
85 Record Zones Database Record
86 Record Zones Database Record Zone Record
87 Record Zones Database Record Zone Record Record Record Record Record Record Record
88 Record Zones Database Default Zone Custom Zone Record Record Record Record Record Record Record Record Record Record Record Record
89 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
90 Record Identifiers
91 Record CKRecordID : NSObject <NSSecureCoding, (nonatomic, readonly, strong) NSString (nonatomic, readonly, strong) CKRecordZoneID
92 Record CKRecordID : NSObject <NSSecureCoding, (nonatomic, readonly, strong) NSString (nonatomic, readonly, strong) CKRecordZoneID Created by the client
93 Record CKRecordID : NSObject <NSSecureCoding, (nonatomic, readonly, strong) NSString (nonatomic, readonly, strong) CKRecordZoneID Created by the client Fully normalized: they represent the location of the record
94 Record CKRecordID : NSObject <NSSecureCoding, (nonatomic, readonly, strong) NSString (nonatomic, readonly, strong) CKRecordZoneID Created by the client Fully normalized: they represent the location of the record External data set foreign key
95 Record Identifiers
96 Record Identifiers CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party ];
97 Record Identifiers CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party CKRecord : NSObject <NSSecureCoding, NSCopying>... - (instancetype)initwithrecordtype:(nsstring *)recordtype; - (instancetype)initwithrecordtype:(nsstring *)recordtype recordid:(ckrecordid
98 Record Identifiers CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party CKRecord : NSObject <NSSecureCoding, NSCopying>... - (instancetype)initwithrecordtype:(nsstring *)recordtype; - (instancetype)initwithrecordtype:(nsstring *)recordtype recordid:(ckrecordid CKRecordID *wellknownid = [[CKRecordID alloc] initwithrecordname:@"wellknownparty"]; CKRecord *party = [[CKRecord alloc] initwithrecordtype:@"party" recordid:wellknownid];
99 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
100 References Public Database Party Clown Party Clown Clown
101 References Public Database Party Clown Party Clown Clown
102 References
103 References CKReference
104 References CKReference Server Understands Relationship
105 References CKReference Server Understands Relationship Cascade Deletes
106 References CKReference Server Understands Relationship Cascade Deletes Dangling Pointers
107 References CKReference Server Understands Relationship Cascade Deletes Dangling Pointers Back References
108 References
109 References CKRecord *clown = [[CKRecord alloc] initwithrecordtype:@ Clown ];
110 References CKRecord *clown = [[CKRecord alloc] initwithrecordtype:@ Clown ]; CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party ]; CKReference *partyreference = [[CKReference alloc] initwithrecord:party action:ckreferenceactionnone]; clown[@"party"] = partyreference;
111 References CKRecord *clown = [[CKRecord alloc] initwithrecordtype:@ Clown ]; CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party ]; CKReference *partyreference = [[CKReference alloc] initwithrecord:party action:ckreferenceactionnone]; clown[@"party"] = partyreference; CKRecordID *wellknownid = [[CKRecordID alloc] initwithrecordname:@"wellknownparty"]; CKReference *wellknownreference = [[CKReference alloc] initwithrecordid:wellknownid action:ckreferenceactionnone]; clown[@"party"] = wellknownreference;
112 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
113 Assets Public Database Record Record Record Record Record Record
114 Assets Container Public Database Record Post Presentation Record Get Together
115 Assets Container Public Database Bulk Storage Record Post Record Presentation Get Together
116 Assets Container Public Database Bulk Storage Record PPGT Record CKRecord CKAsset
117 Assets Container Public Database Bulk Storage Record Record PPGT
118 Assets
119 Assets CKAsset
120 Assets CKAsset Large, unstructured data
121 Assets CKAsset Large, unstructured data Files on disk
122 Assets CKAsset Large, unstructured data Files on disk Owned by CKRecords
123 Assets CKAsset Large, unstructured data Files on disk Owned by CKRecords Garbage collected
124 Assets CKAsset Large, unstructured data Files on disk Owned by CKRecords Garbage collected Efficient uploads and downloads
125 Assets
126 Assets! NSURL *screenplayurl = [NSURL fileurlwithpath:@... ]; CKAsset *screenplay = [[CKAsset alloc] initwithfileurl:screenplayurl];
127 Assets NSURL *screenplayurl = [NSURL fileurlwithpath:@... ];! CKAsset *screenplay = [[CKAsset alloc] initwithfileurl:screenplayurl]; CKRecord *party = [[CKRecord alloc] initwithrecordtype:@ Party ]; party[@"screenplay"] = screenplay;
128 Fundamental CloudKit Objects Containers Databases Records Record Zones Record Identifiers References Assets
129 CloudKit's Convenience API
130 Convenience API
131 Convenience API Saving a record
132 Convenience API Saving a record Fetching a record
133 Convenience API Saving a record Fetching a record Saving modified record
134 Convenience API Saving a record Fetching a record Saving modified record
135 Saving a Record
136 Saving a Record CKRecordID *wellknownid = [[CKRecordID alloc] initwithrecordname:@"wellknownparty"]; CKRecord *party = [[CKRecord alloc] initwithrecordtype:@"party" recordid:wellknownid];
137 Saving a Record CKRecordID *wellknownid = [[CKRecordID alloc] initwithrecordname:@"wellknownparty"]; CKRecord *party = [[CKRecord alloc] initwithrecordtype:@"party" recordid:wellknownid]; CKDatabase *publicdatabase = [[CKContainer defaultcontainer] publicclouddatabase];
138 Saving a Record CKRecordID *wellknownid = [[CKRecordID alloc] initwithrecordname:@"wellknownparty"]; CKRecord *party = [[CKRecord alloc] initwithrecordtype:@"party" recordid:wellknownid]; CKDatabase *publicdatabase = [[CKContainer defaultcontainer] publicclouddatabase];! [publicdatabase saverecord:party completionhandler:^(ckrecord *savedparty, NSError *error) { }]; // appropriate error handling when (error!= nil)
139 Convenience API Saving a record Fetching a record Saving modified record
140 Fetching a Record
141 Fetching a Record CKContainer *defaultcontainer =[CKContainer defaultcontainer]; CKDatabase *publicdatabase = [defaultcontainer publicclouddatabase];
142 Fetching a Record CKContainer *defaultcontainer =[CKContainer defaultcontainer]; CKDatabase *publicdatabase = [defaultcontainer publicclouddatabase]; CKRecordID *wellknownid = [[CKRecordID alloc] initwithrecordname:@"wellknownparty"];
143 Fetching a Record CKContainer *defaultcontainer =[CKContainer defaultcontainer]; CKDatabase *publicdatabase = [defaultcontainer publicclouddatabase]; CKRecordID *wellknownid = [[CKRecordID alloc] initwithrecordname:@"wellknownparty"]; [publicdatabase fetchrecordwithid:wellknownid completionhandler:^(ckrecord *fetchedparty, NSError *error) {! }]; // truly marvelous error handling when (error!= nil)
144 Convenience API Saving a record Fetching a record Saving modified record
145 Saving Modified Record
146 Saving Modified Record CKDatabase *publicdatabase =...; CKRecordID *wellknownid =...; [publicdatabase fetchrecordwithid:wellknownid completionhandler:^(ckrecord *fetchedparty, NSError *error) { if (error) {... } else {
147 Saving Modified Record CKDatabase *publicdatabase =...; CKRecordID *wellknownid =...; [publicdatabase fetchrecordwithid:wellknownid completionhandler:^(ckrecord *fetchedparty, NSError *error) { if (error) {... } else { NSDate *enddate = fetchedparty[@"end"]; fetchedparty[@"end"] = [enddate datebyaddingtimeinterval:30.0 * 60.0];
148 Saving Modified Record CKDatabase *publicdatabase =...; CKRecordID *wellknownid =...; [publicdatabase fetchrecordwithid:wellknownid completionhandler:^(ckrecord *fetchedparty, NSError *error) { if (error) {... } else { NSDate *enddate = fetchedparty[@"end"]; fetchedparty[@"end"] = [enddate datebyaddingtimeinterval:30.0 * 60.0]; [publicdatabase saverecord:fetchedparty completionhandler:^(ckrecord *savedparty, NSError *saveerror) {! }]; } }]; // error handling to make your mother proud when (error!= nil)
149 Convenience API Saving a record Fetching a record Saving modified record
150 Big Data, Tiny Phone
151 Big Data, Tiny Phone
152 Big Data, Tiny Phone Keep your large data in the cloud
153 Big Data, Tiny Phone Keep your large data in the cloud Client views slice of that data
154 Big Data, Tiny Phone Keep your large data in the cloud Client views slice of that data Client view can change
155 Big Data, Tiny Phone Keep your large data in the cloud Client views slice of that data Client view can change Clients use queries to focus their viewpoint
156 Queries
157 Queries CKQuery
158 Queries CKQuery Combine a RecordType, a NSPredicate, and NSSortDescriptors
159 Queries CKQuery Combine a RecordType, a NSPredicate, and NSSortDescriptors CloudKit supports a subset of NSPredicate
160 Queries Predicates
161 Queries Predicates [NSPredicate = partyname];
162 Queries Predicates [NSPredicate = partyname]; [NSPredicate = dynamickey, value];
163 Queries Predicates [NSPredicate = partyname]; [NSPredicate = dynamickey, value]; [NSPredicate > [NSDate date]];
164 Queries Predicates [NSPredicate = partyname]; [NSPredicate = dynamickey, value]; [NSPredicate > [NSDate date]]; CLLocation *location = [[CLLocation alloc] initwithlatitude: longitude: ]; [NSPredicate predicatewithformat:@"distancetolocation:fromlocation:(location, %@) < 100", location];
165 Queries Predicates [NSPredicate = partyname]; [NSPredicate = dynamickey, value]; [NSPredicate > [NSDate date]]; CLLocation *location = [[CLLocation alloc] initwithlatitude: longitude: ]; [NSPredicate predicatewithformat:@"distancetolocation:fromlocation:(location, %@) < 100", location]; [NSPredicate predicatewithformat:@"all tokenize(%@, 'Cdl') IN session"];
166 Queries Predicates [NSPredicate = partyname]; [NSPredicate = dynamickey, value]; [NSPredicate > [NSDate date]]; CLLocation *location = [[CLLocation alloc] initwithlatitude: longitude: ]; [NSPredicate predicatewithformat:@"distancetolocation:fromlocation:(location, %@) < 100", location]; [NSPredicate predicatewithformat:@"all tokenize(%@, 'Cdl') IN session"]; [NSPredicate predicatewithformat:@"name = %@ AND startdate > %@", partyname, [NSDate date]];
167 Queries Creating NSPredicate *predicate = [NSPredicate > %@", [NSDate date]];! CKQuery *query = [[CKQuery alloc] initwithrecordtype:@"party" predicate:predicate];
168 Queries Performing
169 Queries Performing CKQuery *query =...;! [[publicdatabase performquery:query inzonewithid:nil completionhandler:^(nsarray *results, NSError *error) {
170 Queries Performing CKQuery *query =...;! [[publicdatabase performquery:query inzonewithid:nil completionhandler:^(nsarray *results, NSError *error) {! }]; // astounding error handling when (error!= nil) if (!error) { NSLog(@"Fetch %ld results", (long)[results count]); for (CKRecord *record in results) { NSLog(@"Found matching party %@", record); } }
171 Big Data, Tiny Phone
172 Big Data, Tiny Phone Queries are polls
173 Big Data, Tiny Phone Queries are polls Great for slicing through large server data
174 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set
175 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set Battery life
176 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set Battery life Networking traffic
177 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set Battery life Networking traffic User experience
178 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set Battery life Networking traffic User experience What you want is the server running your query
179 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set Battery life Networking traffic User experience What you want is the server running your query... in the background
180 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set Battery life Networking traffic User experience What you want is the server running your query... in the background... after every record save
181 Big Data, Tiny Phone Queries are polls Great for slicing through large server data Bad for large, mostly static data set Battery life Networking traffic User experience What you want is the server running your query... in the background... after every record save... and you want push
182 Subscriptions
183 Subscriptions CKSubscription
184 Subscriptions CKSubscription Combine a RecordType, a NSPredicate, and Push
185 Subscriptions CKSubscription Combine a RecordType, a NSPredicate, and Push Push via Apple Push Service
186 Subscriptions CKSubscription Combine a RecordType, a NSPredicate, and Push Push via Apple Push Service Augmented payload
187 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!"
188 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!"
189 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!"
190 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Tonight E31970FB
191 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Tonight E31970FB
192 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Tonight E31970FB
193 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Tonight E31970FB
194 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Tonight E31970FB
195 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Tonight E31970FB
196 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Time! Party Tonight E31970FB
197 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Time! E31970FB Party Tonight
198 Subscriptions New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" New parties In the future Alert with "Party Time!" Party Tonight Party Time! E31970FB
199 Subscriptions Creating
200 Subscriptions Creating NSPredicate *predicate = [NSPredicate > %@", [NSDate date]];
201 Subscriptions Creating NSPredicate *predicate = [NSPredicate > %@", [NSDate date]]; CKSubscription *subscription = [[CKSubscription alloc] initwithrecordtype:@"party" predicate:predicate options:cksubscriptionoptionsfiresonrecordcreation];
202 Subscriptions Creating NSPredicate *predicate = [NSPredicate > %@", [NSDate date]]; CKSubscription *subscription = [[CKSubscription alloc] initwithrecordtype:@"party" predicate:predicate options:cksubscriptionoptionsfiresonrecordcreation]; CKNotificationInfo *notificationinfo = [CKNotificationInfo new]; notificationinfo.alertlocalizationkey notificationinfo.soundname notificationinfo.shouldbadge = YES;
203 Subscriptions Creating NSPredicate *predicate = [NSPredicate > %@", [NSDate date]]; CKSubscription *subscription = [[CKSubscription alloc] initwithrecordtype:@"party" predicate:predicate options:cksubscriptionoptionsfiresonrecordcreation]; CKNotificationInfo *notificationinfo = [CKNotificationInfo new]; notificationinfo.alertlocalizationkey notificationinfo.soundname notificationinfo.shouldbadge = YES; subscription.notificationinfo = notificationinfo;
204 Subscriptions Saving CKSubscription *subscription =...;! [[publicdatabase savesubscription:subscription completionhandler:^(cksubscription *subscription, NSError *error) {! }]; // labor-of-love error handling when (error!= nil)
205 Subscriptions Handling push
206 Subscriptions Handling AppDelegate! - (void)application:(uiapplication *)application didreceiveremotenotification:(nsdictionary *)userinfo {
207 Subscriptions Handling AppDelegate! - (void)application:(uiapplication *)application didreceiveremotenotification:(nsdictionary *)userinfo { CKNotification *cloudkitnotification = [CKNotification notificationfromremotenotificationdictionary:userinfo];
208 Subscriptions Handling AppDelegate! - (void)application:(uiapplication *)application didreceiveremotenotification:(nsdictionary *)userinfo { CKNotification *cloudkitnotification = [CKNotification notificationfromremotenotificationdictionary:userinfo]; NSString *alertbody = cloudkitnotification.alertbody;
209 Subscriptions Handling AppDelegate! - (void)application:(uiapplication *)application didreceiveremotenotification:(nsdictionary *)userinfo { CKNotification *cloudkitnotification = [CKNotification notificationfromremotenotificationdictionary:userinfo]; NSString *alertbody = cloudkitnotification.alertbody; } if (cloudkitnotification.notificationtype == CKNotificationTypeQuery) { CKQueryNotification *querynotification = cloudkitnotification; CKRecordID *recordid = [querynotification recordid]; }
210 CloudKit User Accounts
211 CloudKit User Accounts
212 CloudKit User Accounts Identity
213 CloudKit User Accounts Identity Metadata
214 CloudKit User Accounts Identity Metadata Privacy
215 CloudKit User Accounts Identity Metadata Privacy Discovery
216 CloudKit User Accounts Identity Metadata Privacy Discovery
217 User Identity Container Private Private Private Private Private Private Private Private Private
218 User Identity Container Private Private Private Private Private Private Private Private Private
219 User Identity Container Private Private Private Private Private Private Private Private Private
220 User Identity Container Private Private Private Private Private Private
221 User Identity Container Private Private Private Private Private
222 User Identity Container 9ECDC8B9 Private Private Private Private Private
223 User Identity Container Private Private Private 9ECDC8B9 Private Private
224 User Identity Container Private Private 9ECDC8B9 Private Private Private
225 User Identity 43183BD6 Container Private Private 9ECDC8B9 Private Private Private 50AD23DA
226 User Identity
227 User Identity User Record ID
228 User Identity User Record ID Stable identifier for this user
229 User Identity User Record ID Stable identifier for this user Scoped to the container
230 User Identity User Record ID Stable identifier for this user Scoped to the container Independent API
231 User Identity [[CKContainer defaultcontainer] fetchuserrecordidwithcompletionhandler: ^(CKRecordID *userrecordid, NSError *error) {! }]; // ostentatious error handling when (error!= nil)
232 CloudKit User Accounts Identity Metadata Privacy Discovery
233 User Metadata Container Private Private 9ECDC8B9 Private Private Private
234 User Metadata Container Public Database Private Database 9ECDC8B9 User 9ECDC8B9 User 54C16AB7 User User User 9ECDC8B9 4B20C8B2 843AE1DC
235 User Metadata Container Public Database Private Database 9ECDC8B9 User 9ECDC8B9 User 54C16AB7 User User User 9ECDC8B9 4B20C8B2 843AE1DC
236 User Metadata User Record Container Public Database Private Database 9ECDC8B9 User 9ECDC8B9 User 54C16AB7 User User User 9ECDC8B9 4B20C8B2 843AE1DC
237 User Metadata User Record One per database Container Public Database Private Database 9ECDC8B9 User 9ECDC8B9 User 54C16AB7 User User User 9ECDC8B9 4B20C8B2 843AE1DC
238 User Metadata User Record One per database Container World readable in public database Public Database Private Database 9ECDC8B9 User 9ECDC8B9 User 54C16AB7 User User User 9ECDC8B9 4B20C8B2 843AE1DC
239 User Metadata User Record One per database Container World readable in public database Public Database Private Database Treated like ordinary record 9ECDC8B9 User 9ECDC8B9 User 54C16AB7 User User User 9ECDC8B9 4B20C8B2 843AE1DC
240 User Metadata User Record One per database Container World readable in public database Public Database Private Database Treated like ordinary record CKRecordTypeUserRecord 9ECDC8B9 User 9ECDC8B9 User User 54C16AB7 User User 9ECDC8B9 4B20C8B2 843AE1DC
241 User Metadata User Record One per database Container World readable in public database Public Database Private Database Treated like ordinary record CKRecordTypeUserRecord 9ECDC8B9 User 9ECDC8B9 User User 54C16AB7 User User 9ECDC8B9 mostly 4B20C8B2 843AE1DC
242 User Metadata User Record One per database Container World readable in public database Public Database Private Database Treated like ordinary record CKRecordTypeUserRecord 9ECDC8B9 User 9ECDC8B9 User User 54C16AB7 User User 9ECDC8B9 mostly 4B20C8B2 843AE1DC Reserved by system
243 User Metadata User Record One per database Container World readable in public database Public Database Private Database Treated like ordinary record CKRecordTypeUserRecord 9ECDC8B9 User 9ECDC8B9 User User 54C16AB7 User User 9ECDC8B9 mostly 4B20C8B2 843AE1DC Reserved by system Cannot be queried
244 User Metadata CKContainer *defaultcontainer =[CKContainer defaultcontainer]; CKDatabase *publicdatabase = [defaultcontainer publicclouddatabase];! [defaultcontainer fetchuserrecordidwithcompletionhandler: ^(CKRecordID *userrecordid, NSError *error) { if (error) {... } else {
245 User Metadata CKContainer *defaultcontainer =[CKContainer defaultcontainer]; CKDatabase *publicdatabase = [defaultcontainer publicclouddatabase];! [defaultcontainer fetchuserrecordidwithcompletionhandler: ^(CKRecordID *userrecordid, NSError *error) { if (error) {... } else { [publicdatabase fetchrecordwithid:userrecordid completionhandler:^(ckrecord *userrecord, NSError *error) {
246 User Metadata CKContainer *defaultcontainer =[CKContainer defaultcontainer]; CKDatabase *publicdatabase = [defaultcontainer publicclouddatabase];! [defaultcontainer fetchuserrecordidwithcompletionhandler: ^(CKRecordID *userrecordid, NSError *error) { if (error) {... } else { [publicdatabase fetchrecordwithid:userrecordid completionhandler:^(ckrecord *userrecord, NSError *error) { }]; } }]; if (error) {... } else { NSString *partyname = userrecord[@"partyname"]; NSLog(@"Fetched record for %@:%@", partyname, userrecord); }
247 CloudKit User Accounts Identity Metadata Privacy Discovery
248 User Privacy
249 User Privacy No disclosure by default
250 User Privacy No disclosure by default Disclosure requested by application
251 User Privacy No disclosure by default Disclosure requested by application
252 CloudKit User Accounts Identity Metadata Privacy Discovery
253 User Discovery
254 User Discovery Record ID 54C16AB7 Client CloudKit
255 User Discovery Record ID Client CloudKit 54C16AB7
256 User Discovery Record ID Client 54C16AB7 CloudKit
257 User Discovery Record ID Client CloudKit
258 User Discovery Record ID Client CloudKit
259 User Discovery Record ID Client CloudKit
260 User Discovery Record ID Client CloudKit
261 User Discovery Record ID Client CloudKit
262 User Discovery address Client CloudKit
263 User Discovery address Client CloudKit
264 User Discovery address Client CloudKit
265 User Discovery address Client CloudKit
266 User Discovery address Client CloudKit
267 User Discovery address Client CloudKit
268 User Discovery address Client CloudKit
269 User Discovery address Client CloudKit
270 User Discovery Entire address book Whole Address Book Client CloudKit
271 User Discovery Entire address book Client CloudKit Whole Address Book
272 User Discovery Entire address book Client CloudKit
273 User Discovery Entire address book Client CloudKit
274 User Discovery Entire address book Client CloudKit
275 User Discovery Entire address book Client CloudKit
276 User Discovery Entire address book Client CloudKit
277 User Discovery Entire address book Client CloudKit
278 User Discovery Input User RecordID address Entire address book
279 User Discovery Input User RecordID address Entire address book Output
280 User Discovery Input User RecordID address Entire address book Output User RecordID
281 User Discovery Input User RecordID address Entire address book Output User RecordID First and last names
282 User Discovery Input User RecordID address Entire address book Output User RecordID First and last names Personally identifying information
283 User Discovery Input User RecordID address Entire address book Output User RecordID First and last names Personally identifying information Requires opt-in
284 User Discovery CKContainer *defaultcontainer = [CKContainer defaultcontainer];
285 User Discovery CKContainer *defaultcontainer = [CKContainer defaultcontainer]; [defaultcontainer discoverallcontactuserinfoswithcompletionhandler: ^(NSArray *userinfos, NSError *error) {
286 User Discovery CKContainer *defaultcontainer = [CKContainer defaultcontainer]; [defaultcontainer discoverallcontactuserinfoswithcompletionhandler: ^(NSArray *userinfos, NSError *error) { }]; if (error) {... } else { for (CKDiscoveredUserInfo *userinfo in userinfos) { NSLog(@"%@: %@ %@", userinfo.userrecordid, userinfo.firstname, userinfo.lastname); } }
287 CloudKit User Accounts Identity Metadata Privacy Discovery
288 When to Use CloudKit
289 When to Use CloudKit icloud Key Value Store icloud Drive icloud Core Data CloudKit
290 When to Use CloudKit icloud Key Value Store Asynchronously kept up to date Data limit constraints Great for application preferences icloud Drive icloud Core Data CloudKit
291 When to Use CloudKit icloud Key Value Store icloud Drive Simple API Full offline cache on OS X Unstructured Tied to the filesystem Great for document centric apps icloud Core Data CloudKit
292 When to Use CloudKit icloud Key Value Store icloud Drive icloud Core Data Data replicated to all devices Data is single-user Great for keeping private, structured data in sync CloudKit
293 When to Use CloudKit icloud Key Value Store icloud Drive icloud Core Data CloudKit Public data Structured and bulk data Large data set Use icloud accounts Client directed data transfer
294 Summary
295 Summary Access to icloud servers
296 Summary Access to icloud servers Public and private data
297 Summary Access to icloud servers Public and private data Structured and bulk data
298 Summary Access to icloud servers Public and private data Structured and bulk data Leverage icloud accounts
299 Summary Access to icloud servers Public and private data Structured and bulk data Leverage icloud accounts Apple is building on it
300 Summary Access to icloud servers Public and private data Structured and bulk data Leverage icloud accounts Apple is building on it We're excited to see what you're going to build on this
301 More Information Dave DeLong App Frameworks Evangelist CloudKit Framework Reference Apple Developer Forums
302 Related Sessions Advanced CloudKit Mission Thursday 3:15PM
303 Labs CloudKit Lab Services Lab A Tuesday 4:30PM CloudKit Lab Frameworks Lab B Wednesday 12:45PM CloudKit Lab Frameworks Lab A Friday 11:30AM
304
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