adding links to control.html list of payments

Author: mikulas-mrva

pretix_eth/network/tokens.py

@@ -1,3 +1,4 @@
+from typing import Optional
 import decimal
 
 from django.core.exceptions import ImproperlyConfigured
@@ -69,6 +70,7 @@ class IToken(object):
     TOKEN_AND_NETWORK_ID_COMBINED = None  # {TOKEN_SYMBOL}-{NETWORK_IDENTIFIER}
     IS_NATIVE_ASSET = True  # Not a token - e.g. ETH in L1.
     ADDRESS = None  # If a token, then the smart contract address.
+    EIP3091_EXPLORER_URL = None  # if set, allows links to transactions to be generated
 
     def __init__(self):
         self._validate_class_variables()
@@ -158,6 +160,19 @@ def get_balance_of_address(self, hex_wallet_address, rpc_url):
             )
             return token_contract.functions.balanceOf(checksum_address).call()
 
+    def get_transaction_link(self, transaction_hash: Optional[str]) -> Optional[
+        str]:
+        return '{base}/tx/{hash}'.format(
+            base=self.EIP3091_EXPLORER_URL,
+            hash=transaction_hash,
+        )
+
+    def get_address_link(self, address: Optional[str]) -> Optional[str]:
+        return '{base}/address/{address}'.format(
+            base=self.EIP3091_EXPLORER_URL,
+            address=address,
+        )
+
 
 """ L1 Networks """
 
@@ -166,6 +181,7 @@ class L1(IToken):
     NETWORK_IDENTIFIER = "L1"
     NETWORK_VERBOSE_NAME = "Ethereum Mainnet"
     CHAIN_ID = 1
+    EIP3091_EXPLORER_URL = "https://etherscan.io"
 
     def payment_instructions(
         self, wallet_address, payment_amount, amount_in_token_base_unit
@@ -213,6 +229,7 @@ class RinkebyL1(L1):
     NETWORK_IDENTIFIER = "Rinkeby"
     NETWORK_VERBOSE_NAME = "Rinkeby Ethereum Testnet"
     CHAIN_ID = 4
+    EIP3091_EXPLORER_URL = "https://rinkeby.etherscan.io"
 
 
 class GoerliL1(L1):
@@ -223,6 +240,7 @@ class GoerliL1(L1):
     NETWORK_IDENTIFIER = "Goerli"
     NETWORK_VERBOSE_NAME = "Goerli Ethereum Testnet"
     CHAIN_ID = 5
+    EIP3091_EXPLORER_URL = "https://goerli.etherscan.io"
 
 
 class EthRinkebyL1(RinkebyL1):
@@ -290,6 +308,7 @@ class Optimism(L1):
     NETWORK_IDENTIFIER = "Optimism"
     NETWORK_VERBOSE_NAME = "Optimism Mainnet"
     CHAIN_ID = 10
+    EIP3091_EXPLORER_URL = "https://optimistic.etherscan.io"
 
 
 class KovanOptimism(Optimism):
@@ -300,6 +319,7 @@ class KovanOptimism(Optimism):
     NETWORK_IDENTIFIER = "KovanOptimism"
     NETWORK_VERBOSE_NAME = "Kovan Optimism Testnet"
     CHAIN_ID = 69
+    EIP3091_EXPLORER_URL = "https://kovan-optimistic.etherscan.io"
 
 
 class EthKovanOptimism(KovanOptimism):
@@ -349,6 +369,7 @@ class Arbitrum(L1):
     NETWORK_IDENTIFIER = "Arbitrum"
     NETWORK_VERBOSE_NAME = "Arbitrum Mainnet"
     CHAIN_ID = 42161
+    EIP3091_EXPLORER_URL = "https://explorer.arbitrum.io"
 
     def payment_instructions(
         self, wallet_address, payment_amount, amount_in_token_base_unit
@@ -391,6 +412,7 @@ class RinkebyArbitrum(Arbitrum):
     NETWORK_IDENTIFIER = "RinkebyArbitrum"
     NETWORK_VERBOSE_NAME = "Rinkeby Arbitrum Testnet"
     CHAIN_ID = 421611
+    EIP3091_EXPLORER_URL = "https://rinkeby-explorer.arbitrum.io"
 
 
 class ETHRinkebyArbitrum(RinkebyArbitrum):

pretix_eth/payment.py

@@ -307,21 +307,28 @@ def payment_control_render(self, request: HttpRequest, payment: OrderPayment):
         if last_signed_message is not None:
             transaction_sender_address = last_signed_message.sender_address
             transaction_recipient_address = last_signed_message.recipient_address
-            block_explorer_link = None
             transaction_hash = last_signed_message.transaction_hash
         else:
             transaction_sender_address = None
             transaction_recipient_address = None
-            block_explorer_link = None
             transaction_hash = None
 
+        token: IToken = all_token_and_network_ids_to_tokens[
+            payment.info_data["currency_type"]]
+
         ctx = {
             "payment_info": payment.info_data,
+            "token": token,
             "wallet_address": hex_wallet_address,
             "transaction_sender_address": transaction_sender_address,
+            "transaction_sender_address_link": token.get_address_link(
+                transaction_sender_address),
             "transaction_recipient_address": transaction_recipient_address,
-            "block_explorer_link": block_explorer_link,
-            "transaction_hash": transaction_hash
+            "transaction_recipient_address_link": token.get_address_link(
+                transaction_recipient_address),
+            "transaction_hash": transaction_hash,
+            "transaction_hash_link": token.get_transaction_link(
+                transaction_hash),
         }
 
         return template.render(ctx)

pretix_eth/templates/pretix_eth/control.html

@@ -9,12 +9,22 @@
         <dt>{% trans "Expected Receiving Wallet Address" %}</dt>
         <dd>{{ wallet_address }}</dd>
         <dt>{% trans "Transaction Sender Address" %}</dt>
+        {% if transaction_sender_address_link %}
+        <dd><a href="{{ transaction_sender_address_link }}" target="_blank">{{
+            transaction_sender_address }}</a></dd>
+        {% else %}
         <dd>{{ transaction_sender_address }}</dd>
+        {% endif %}
         <dt>{% trans "Transaction Recipient Address" %}</dt>
+        {% if transaction_recipient_address_link %}
+        <dd><a href="{{ transaction_recipient_address_link }}" target="_blank">{{
+            transaction_recipient_address }}</a></dd>
+        {% else %}
         <dd>{{ transaction_recipient_address }}</dd>
+        {% endif %}
         <dt>{% trans "Transaction Hash" %}</dt>
-        {% if block_explorer_link %}
-        <dd><a href="{{ block_explorer_link }}" target="_blank">{{
+        {% if transaction_hash_link %}
+        <dd><a href="{{ transaction_hash_link }}" target="_blank">{{
             transaction_hash }}</a></dd>
         {% else %}
         <dd>{{ transaction_hash }}</dd>