interop2 notes.txt

created a dropbox account
created an app via the app console from https://www.dropbox.com/developers/ to get a App Key and App Secret

build openssl - follow TroubleChute guide https://www.youtube.com/watch?v=PMHEoBkxYaQ
	download project from https://github.com/openssl/openssl
	download and install 64 bit perl from http://strawberryperl.com/
	download and install 64 bit nasm from https://www.nasm.us/pub/nasm/releasebuilds/2.14.02/win64/
	update system environment PATH variable to include both nasm and perl "edit the system environment variables"
	create a temp folder for the build
	create an output folder for the build
	open instance of "x64 Native Tools Command Prompt for VS 2019"
		cpan -i Text::Template									( installs perl module )
		cpan -i Test::More									( installs perl module )
		browse to openssl folder
		perl Configure --debug VC-WIN64A prefix="outputopensslpath" openssldir="tempopensslpath" no-shared	( static x64 debug )
		nmake test
		nmake
		nmake install_sw

build libcurl - follow TroubleChute guide https://www.youtube.com/watch?v=q_mXVZ6VJs4
	download project from https://curl.haxx.se/download.html
	open .../curl-7.78.0/projects/Windows/VC15/curl-all.sln
	select build/configuration static lib with openssl support ( for dropbox https endpoints ) x64 debug ( 18th build option )
	added a couple of property pages for additional openssl file/lib include paths
	copied the certificate file curl-ca-bundle.crt to exe location
	test build by runnng curld 

created interop2 mfc dialog project
	create property sheets to include paths to files and libs and add lib dependencies and define symbol CURL_STATICLIB;DEBUGBUILD;

	placed the certificates file in same place as exe via xcopy build step
	
	wrote owner draw list crtl which renders a prgress ctrl using windows themes

	allow user to populate list ctrl and select 1 of 3 types of execution

	wrote json reader using boost property tree to parse json result
	
	wrote scheduler using intel tbb to upload many files in one 'syncronous' call

	upload : authorize
		 as I still use the c++ wrapper for ie ole ctrl AND ie not supported by dropbox shell execute chrome
		 supply user with a 'clunky' authorize dlg

	upload : token
		 curl https://api.dropbox.com/oauth2/token -d code=<AUTHORIZATION_CODE> -d grant_type=authorization_code -u <APP_KEY>:<APP_SECRET>
		 use boost property tree to parse json result

	upload : binary file
		 curl -X POST https://content.dropboxapi.com/2/files/upload \
		--header "Authorization: Bearer " \
		--header "Dropbox-API-Arg: {\"path\": \"/Homework/math/Matrices.txt\",\"mode\": \"add\",\"autorename\": true,\"mute\": false,\"strict_conflict\": false}" \
		--header "Content-Type: application/octet-stream" \
		--data-binary @local_file.txt