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クロスグレードの実装とつらみの話

 クロスグレードの実装とつらみの話

Hideaki Tamai

April 10, 2019
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  1. ΫϩεάϨʔυͷ࣮૷ͱ
    ͭΒΈͷ࿩
    Hideaki Tamai
    In-tamachi Billing Night #1
    2019/04/10

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  2. ࣗݾ঺հ
    )JEFBLJ5BNBJ
    ɾ.POFZ'PSXBSE *OD
    ɾJ04ΞϓϦΤϯδχΞ
    ɾ͘͘͢͢ʂࢠҭͯΤϯδχΞ.FFUVQ
    UBNBEPO
    !UBNBEPO

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  3. ઌ೔ɺ೥ֹϓϥϯΛϦϦʔε͠·ͨ͠

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  4. αϒεΫϦϓγϣϯͷ
    ϥϯΫʹ͍ͭͯ

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  5. ɾΞοϓάϨʔυ
    ɾμ΢ϯάϨʔυ
    ɾΫϩεάϨʔυ
    ͷछྨ͕͋Δ

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  6. ೥ֹϓϥϯͱֹ݄ϓϥϯʹػೳࠩ
    ͸ͳ͍ ҟͳΔͷ͸ظ͚ؒͩ
    ͷͰ
    ΫϩεάϨʔυʹͳΔ
    IUUQTEFWFMPQFSBQQMFDPNKQBQQTUPSFTVCTDSJQUJPOTSBOLJOH

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  7. ΫϩεάϨʔυͷྫ(ϓϥϯA→B)
    ϓϥϯมߋલͷ՝ۚ(ϓϥϯA)ͷ༗ޮظݶ·Ͱ͸ϓϥϯA͕༗ޮɺϓϥϯB
    ͸ແޮɻ
    ϓϥϯAͷ༗ޮظݶ͕དྷͨλΠϛϯάͰɺϓϥϯA͸༗ޮظݶ੾ΕͱͳΓ
    ϓϥϯB͕৽ͨʹొ࿥͞ΕΔɻ

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  8. ࣮૷ͨ͠6*

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  9. ৽نͰ௥Ճͨ͠೥ֹϓϥϯɺطଘͷֹ݄ϓϥϯͷ
    ୯ମߪೖ੒ޭ
    ࢥͬͨΑΓ؆୯ͩͬͨͳ(ϑϥά)

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  10. ϓϥϯมߋͷߪೖτϥϯβΫγϣϯ͕fail
    ͢Δ໰୊ൃੜ

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  11. ΞΠςϜߪೖॲཧதʹൃՐ͢ΔԼهϝιουͷڍಈ
    paymentQueue(_:updatedTransactions:)
    transactionState = .failed
    The transaction.error:Error Domain=SKErrorDomain Code= 0 "Cannot
    connect to iTunes Store"

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  12. ϓϥϯมߋͷτϥϯβΫγϣϯ͔Ͳ͏͔
    ൑ผग़དྷͳͦ͞͏

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  13. ͔͠΋ɺ͜Εʹؔ͢Δ৘ใ͕Web্ʹશ͘ແ͍
    །Ұݟ͚ͭͨϑΥʔϥϜͷεϨου
    (Appleͷਓ͕ճ౴͍ͯͨ͠)
    https://forums.developer.apple.com/thread/112663

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  14. *OUIJTDBTF UIFVTFSBDDPVOUIBTOPUCFFO
    DIBSHFE
    5IFFTTFODFJTUIBUUIFUSBOTBDUJPOXBTOPUB
    TVDDFTT CVUJOTUFBEBGBJMVSF
    "TUIFSFJTOPVTFSUPCFDIBSHFEMBUFSTUBUF UIF
    "QQ4UPSFSFUVSOTUIFGBJMFEUSBOTBDUJPOSFTVMU
    ༁ɿ͜ͷέʔεͷ৔߹ɺϢʔβʔΞΧ΢ϯτ͸੥ٻ͞
    Ε͍ͯ·ͤΜɻʮޙͰ੥ٻ͞ΕΔϢʔβʔʯͱ͍͏ε
    ςʔτ͕ແ͍ͷͰɺτϥϯβΫγϣϯ͸ࣦഊ͠·͢ɻ

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  15. ݁ہɺΞϓϦ಺ϓϥϯมߋ͸ఘΊͯ
    "QQ4UPSFΞϓϦͷʮొ࿥ͷ؅ཧʯ͔ΒͷΈมߋՄೳʹͨ͠

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  16. ʮొ࿥ͷ؅ཧʯ͸ΞϓϦະΠϯετʔϧͰ΋
    ૢ࡞ՄೳͰɺ͜ͷը໘Ͱͷૢ࡞͸ΞϓϦʹ
    ௨஌͞Εͳ͍ͬΆ͍ͷͰ
    Status Update NotificationsΛ
    ࠾༻ͨ͠
    https://developer.apple.com/library/archive/documentation/NetworkingInternet/
    Conceptual/StoreKitGuide/Chapters/Subscriptions.html#//apple_ref/doc/uid/
    TP40008267-CH7-SW13

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  17. ʮొ࿥ͷ؅ཧʯ͸4BOECPY؀ڥ͕ແ͘
    ͜Ε·ͨπϥ͔ͬͨ
    ಛʹαʔόαΠυ
    ͷͰ·ͨͷػձʹ

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  18. ·ͱΊ
    w*"1ͷ௨ৗ࣮૷͸8FC্ʹ৘ใ͕݁ߏ͋Δ͕ɺϓϥϯ
    มߋ࣌ͷڍಈ͸৘ใ͕΄΅ແͯ͘େมͩͬͨ
    wޙ΄ͲεϥΠυΛެ։͢ΔͷͰɺ୭͔ͷ໾ʹཱͯ͹޾͍
    Ͱ͢
    w΋ͬͱͳ࣮૷Λ஌ͬͯΔΑͱ͍͏ํ͕ډΕ͹ੋඇ
    ڭ͍͑ͯͩ͘͞

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  19. ͝ਗ਼ௌ͋Γ͕ͱ͏͟͝
    ͍·ͨ͠

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