From 601a9077783f8e77d9dc4524c9a2c5c63f85ee02 Mon Sep 17 00:00:00 2001
From: DeckerSU <deckersu@protonmail.com>
Date: Wed, 26 May 2021 21:29:25 +0300
Subject: [PATCH] change zcash params files location to self-hosted

as zcash seems delete sprout related files (sprout-proving.key,
sprout-verifying.key) from their hosting (z.cash), we need
to switch on our one hosting to download these files, as komodo
still needed them.
---
 zcutil/VerusCoin.xml    |  4 ++--
 zcutil/fetch-params.bat | 10 +++++-----
 zcutil/fetch-params.sh  |  2 +-
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/zcutil/VerusCoin.xml b/zcutil/VerusCoin.xml
index 914e2f14b2d..610533787a0 100644
--- a/zcutil/VerusCoin.xml
+++ b/zcutil/VerusCoin.xml
@@ -252,7 +252,7 @@
                     <filename>${windows_folder_appdata}/ZcashParams/sprout-proving.key</filename>
                     <progressText>Zcash Params file: sprout-proving.key</progressText>
                     <showMessageOnError>0</showMessageOnError>
-                    <url>https://z.cash/downloads/sprout-proving.key</url>
+                    <url>https://komodoplatform.com/downloads/sprout-proving.key</url>
                 </httpGet>
             </actionList>
             <ruleList>
@@ -274,7 +274,7 @@
                     <filename>${windows_folder_appdata}/ZcashParams/sprout-verifying.key</filename>
                     <progressText>Zcash Params file: sprout-verifying.key</progressText>
                     <showMessageOnError>0</showMessageOnError>
-                    <url>https://z.cash/downloads/sprout-verifying.key</url>
+                    <url>https://komodoplatform.com/downloads/sprout-verifying.key</url>
                 </httpGet>
             </actionList>
             <ruleList>
diff --git a/zcutil/fetch-params.bat b/zcutil/fetch-params.bat
index f9e70d4812d..46124d95230 100644
--- a/zcutil/fetch-params.bat
+++ b/zcutil/fetch-params.bat
@@ -6,23 +6,23 @@ MKDIR "%APPDATA%"\ZcashParams
 )
 IF NOT EXIST "%APPDATA%"\ZcashParams\sprout-proving.key (
     ECHO Downloading Zcash trusted setup sprout-proving.key, this may take a while ...
-    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://z.cash/downloads/sprout-proving.key -O "%APPDATA%"\ZcashParams\sprout-proving.key
+    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://komodoplatform.com/downloads/sprout-proving.key -O "%APPDATA%"\ZcashParams\sprout-proving.key
 )
 IF NOT EXIST "%APPDATA%"\ZcashParams\sprout-verifying.key (
     ECHO Downloading Zcash trusted setup sprout-verifying.key, this may take a while ...
-    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://z.cash/downloads/sprout-verifying.key -O "%APPDATA%"\ZcashParams\sprout-verifying.key
+    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://komodoplatform.com/downloads/sprout-verifying.key -O "%APPDATA%"\ZcashParams\sprout-verifying.key
 )
 IF NOT EXIST "%APPDATA%"\ZcashParams\sapling-spend.params (
     ECHO Downloading Zcash trusted setup sprout-proving.key, this may take a while ...
-    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://z.cash/downloads/sapling-spend.params -O "%APPDATA%"\ZcashParams\sapling-spend.params
+    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://komodoplatform.com/downloads/sapling-spend.params -O "%APPDATA%"\ZcashParams\sapling-spend.params
 )
 IF NOT EXIST "%APPDATA%"\ZcashParams\sapling-output.params (
     ECHO Downloading Zcash trusted setup sprout-verifying.key, this may take a while ...
-    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://z.cash/downloads/sapling-output.params -O "%APPDATA%"\ZcashParams\sapling-output.params
+    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://komodoplatform.com/downloads/sapling-output.params -O "%APPDATA%"\ZcashParams\sapling-output.params
 )
 IF NOT EXIST "%APPDATA%"\ZcashParams\sprout-groth16.params (
     ECHO Downloading Zcash trusted setup sprout-verifying.key, this may take a while ...
-    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://z.cash/downloads/sprout-groth16.params -O "%APPDATA%"\ZcashParams\sprout-groth16.params
+    .\wget64.exe --progress=dot:giga --continue --retry-connrefused --waitretry=3 --timeout=30 https://komodoplatform.com/downloads/sprout-groth16.params -O "%APPDATA%"\ZcashParams\sprout-groth16.params
 )
 goto :EOF
 :GET_CURRENT_DIR
diff --git a/zcutil/fetch-params.sh b/zcutil/fetch-params.sh
index 522de809910..7e9154eec36 100755
--- a/zcutil/fetch-params.sh
+++ b/zcutil/fetch-params.sh
@@ -13,7 +13,7 @@ SPROUT_VKEY_NAME='sprout-verifying.key'
 SAPLING_SPEND_NAME='sapling-spend.params'
 SAPLING_OUTPUT_NAME='sapling-output.params'
 SAPLING_SPROUT_GROTH16_NAME='sprout-groth16.params'
-SPROUT_URL="https://z.cash/downloads"
+SPROUT_URL="https://komodoplatform.com/downloads"
 SPROUT_IPFS="/ipfs/QmZKKx7Xup7LiAtFRhYsE1M7waXcv9ir9eCECyXAFGxhEo"
 
 SHA256CMD="$(command -v sha256sum || echo shasum)"