2 | | - | {-# SCRIPT_TYPE ACCOUNT #-} |
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3 | | - | {-# CONTENT_TYPE DAPP #-} |
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4 | | - | let YEAR = 31556952000 |
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5 | | - | |
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6 | | - | let MONTH = (YEAR / 12) |
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7 | | - | |
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8 | | - | let ADMIN = "3NBDgR8hU6W86Sstn3EGid8k9uxkqiJjxT6" |
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9 | | - | |
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10 | | - | let TOKEN = base58'EJ85vmBXWEtV4yHLPRTxex4q4s9mC8jKUhheyjZxwnPw' |
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11 | | - | |
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12 | | - | let wEUR = base58'Gtb1WRznfchDnTh37ezoDTJ4wcoKaRsKqKjJjy7nm2zU' |
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13 | | - | |
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14 | | - | let WVS = 100000000 |
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15 | | - | |
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16 | | - | let PRICExBASIC = 60 |
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17 | | - | |
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18 | | - | let PRICExADVANCED = 50 |
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19 | | - | |
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20 | | - | let BASIC = "basic" |
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21 | | - | |
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22 | | - | let ADVANCED = "advanced" |
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23 | | - | |
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24 | | - | let NONE = "none" |
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25 | | - | |
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26 | | - | func getNumberByKey (key) = match getInteger(this, key) { |
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27 | | - | case n: Int => |
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28 | | - | n |
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| 2 | + | {-# CONTENT_TYPE EXPRESSION #-} |
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| 3 | + | let dapp = base58'3N9hj5xjfQdmxFKgztzxsQY9FSGSRM2RNTr' |
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| 4 | + | let admin = base58'3NBDgR8hU6W86Sstn3EGid8k9uxkqiJjxT6' |
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| 5 | + | match tx { |
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| 6 | + | case t: InvokeScriptTransaction|SetAssetScriptTransaction|MassTransferTransaction|TransferTransaction => |
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| 7 | + | if ((tx.senderPublicKey == dapp)) |
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| 8 | + | then true |
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| 9 | + | else (tx.senderPublicKey == admin) |
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32 | | - | |
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33 | | - | |
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34 | | - | func getStrByKey (key) = match getString(this, key) { |
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35 | | - | case s: String => |
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36 | | - | s |
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37 | | - | case _ => |
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38 | | - | NONE |
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39 | | - | } |
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40 | | - | |
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41 | | - | |
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42 | | - | func getKeySubscriptionEnd (addr) = (("member_" + addr) + "_subscription_end") |
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43 | | - | |
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44 | | - | |
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45 | | - | func getKeyPlan (addr) = (("member_" + addr) + "_plan") |
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46 | | - | |
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47 | | - | |
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48 | | - | func getTransferSet (account) = TransferSet([ScriptTransfer(account, 1, TOKEN)]) |
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49 | | - | |
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50 | | - | |
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51 | | - | func getWriteSet (account,period,plan) = WriteSet([DataEntry(getKeySubscriptionEnd(account), (lastBlock.timestamp + period)), DataEntry(getKeyPlan(account), plan)]) |
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52 | | - | |
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53 | | - | |
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54 | | - | func getResult (address,period,plan,isRenewal) = { |
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55 | | - | let account = toBase58String(address.bytes) |
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56 | | - | if (isRenewal) |
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57 | | - | then getWriteSet(account, period, plan) |
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58 | | - | else ScriptResult(getWriteSet(account, period, plan), getTransferSet(address)) |
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59 | | - | } |
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60 | | - | |
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61 | | - | |
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62 | | - | @Callable(i) |
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63 | | - | func subscribe (plan) = { |
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64 | | - | let payment = extract(i.payment) |
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65 | | - | if ((payment.assetId != wEUR)) |
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66 | | - | then throw("can use only wEUR token at the moment") |
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67 | | - | else { |
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68 | | - | let account = toBase58String(i.caller.bytes) |
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69 | | - | let subscriptionEnd = getNumberByKey(getKeySubscriptionEnd(account)) |
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70 | | - | let isRenewal = (subscriptionEnd != 0) |
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71 | | - | if ((plan == BASIC)) |
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72 | | - | then if ((PRICExBASIC > payment.amount)) |
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73 | | - | then throw("unsufficient payment amount for basic plan") |
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74 | | - | else getResult(i.caller, YEAR, plan, isRenewal) |
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75 | | - | else if ((plan == ADVANCED)) |
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76 | | - | then if ((PRICExADVANCED > payment.amount)) |
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77 | | - | then throw("unsufficient payment amount for advanced plan") |
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78 | | - | else getResult(i.caller, MONTH, plan, isRenewal) |
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79 | | - | else throw(("subscription to an unknown plan: " + plan)) |
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80 | | - | } |
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81 | | - | } |
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82 | | - | |
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83 | | - | |
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84 | | - | |
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85 | | - | @Callable(i) |
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86 | | - | func subscribeUser (userAddress,plan) = { |
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87 | | - | let account = toBase58String(i.caller.bytes) |
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88 | | - | let dAppAccount = toBase58String(this.bytes) |
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89 | | - | if (if ((account != ADMIN)) |
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90 | | - | then (account != dAppAccount) |
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91 | | - | else false) |
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92 | | - | then throw("only admins can do that") |
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93 | | - | else { |
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94 | | - | let subscriptionEnd = getNumberByKey(getKeySubscriptionEnd(userAddress)) |
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95 | | - | let isRenewal = (subscriptionEnd != 0) |
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96 | | - | let period = if ((plan == BASIC)) |
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97 | | - | then YEAR |
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98 | | - | else if ((plan == ADVANCED)) |
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99 | | - | then MONTH |
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100 | | - | else throw(("subscription to an unknown plan: " + plan)) |
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101 | | - | getResult(addressFromStringValue(userAddress), period, plan, isRenewal) |
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102 | | - | } |
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103 | | - | } |
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104 | | - | |
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105 | | - | |
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