From f3b7b7d34b3bf2b1be18914577c96b66dead379a Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Tue, 12 Dec 2017 17:33:03 +0100
Subject: Download and extract missing dependencies from github

Using libcurl and libarchive
---
 backend/ninja/Ninja.cpp | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'backend')

diff --git a/backend/ninja/Ninja.cpp b/backend/ninja/Ninja.cpp
index 1185366..72c1e80 100644
--- a/backend/ninja/Ninja.cpp
+++ b/backend/ninja/Ninja.cpp
@@ -103,7 +103,29 @@ namespace backend
                 printf("%s, trying global lib\n", pkgConfigDependencyValidation.getErrMsg().c_str());
                 Result<string> globalLibLinkerFlagsResult = GlobalLib::getStaticLibsLinkerFlags(globalLibDir, dependency.name, dependency.version, linkerFlagCallbackFunc);
                 if(globalLibLinkerFlagsResult.isErr())
-                    return globalLibLinkerFlagsResult;
+                {
+                    if(globalLibLinkerFlagsResult.getErrorCode() == GlobalLib::DependencyError::DEPENDENCY_NOT_FOUND || globalLibLinkerFlagsResult.getErrorCode() == GlobalLib::DependencyError::DEPENDENCY_VERSION_NO_MATCH)
+                    {
+                        printf("Dependency not found in global lib, trying to download from github\n");
+                        // TODO: Download several dependencies at the same time by adding them to a list
+                        // and then iterate them and download them all using several threads.
+
+                        // TODO: If return error is invalid url, then the message should be converted to
+                        // invalid package name/version. A check should be done if it is the name or version
+                        // that is invalid.
+                        Result<bool> downloadDependencyResult = GlobalLib::downloadDependency(dependency);
+                        if(downloadDependencyResult.isErr())
+                            return Result<string>::Err(downloadDependencyResult.getErrMsg());
+
+                        globalLibLinkerFlagsResult = GlobalLib::getStaticLibsLinkerFlags(globalLibDir, dependency.name, dependency.version, linkerFlagCallbackFunc);
+                        if(globalLibLinkerFlagsResult.isErr())
+                            return globalLibLinkerFlagsResult;
+                    }
+                    else
+                    {
+                        return globalLibLinkerFlagsResult;
+                    }
+                }
 
                 globalLibLinkerFlags += " ";
                 globalLibLinkerFlags += globalLibLinkerFlagsResult.unwrap();
-- 
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