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Added:

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Http::Request::setProgressCallback to add a progress callback for the current request.
Http::Request::cancel() to allow current request being cancelled.
And some improvements in Http requests.

--HG--
branch : dev
This commit is contained in:
Martín Lucas Golini
2019-04-24 23:53:25 -03:00
parent ece833dd43
commit 3b88ca10a1
3 changed files with 145 additions and 59 deletions
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38
src/examples/http_request/http_request.cpp
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@@ -1,12 +1,23 @@
#include <eepp/ee.hpp>
#include <args/args.hxx>
void printResponseHeaders( Http::Response& response ) {
Http::Response::FieldTable headers = response.getHeaders();
std::cout << "\r\nHeaders: " << std::endl;
for ( auto&& head : headers ) {
std::cout << "\t" << head.first << ": " << head.second << std::endl;
}
}
EE_MAIN_FUNC int main (int argc, char * argv []) {
args::ArgumentParser parser("HTTP request program example");
args::HelpFlag help(parser, "help", "Display this help menu", {'h', "help"});
args::ValueFlag<std::string> output(parser, "file", "Write to file instead of stdout", {'o', "output"} );
args::Flag head(parser, "head", "Show document info", {'I',"head"} );
args::Flag progress(parser, "progress", "Show current progress of a download", {'p',"progress"} );
args::Positional<std::string> url(parser, "url", "The url to request");
args::Flag verbose(parser, "verbose", "Prints the request response headers", {'v',"verbose"} );
try {
parser.ParseCLI(argc, argv);
@@ -73,14 +84,8 @@ EE_MAIN_FUNC int main (int argc, char * argv []) {
Http::Response::Status status = response.getStatus();
if ( status == Http::Response::Ok ) {
if ( verbose ) {
Http::Response::FieldTable headers = response.getHeaders();
std::cout << "Headers: " << std::endl;
for ( auto&& head : headers ) {
std::cout << "\t" << head.first << ": " << head.second << std::endl;
}
if ( head ) {
printResponseHeaders(response);
std::cout << std::endl << "Body: " << std::endl;
}
@@ -90,12 +95,23 @@ EE_MAIN_FUNC int main (int argc, char * argv []) {
std::cout << "Error " << status << std::endl;
}
} else {
http.downloadRequest(request, output.Get(), Seconds(5));
if ( progress ) {
request.setProgressCallback( []( const Http& http, const Http::Request& request, size_t totalBytes, size_t currentBytes ) {
std::cout << "\rDownloaded " << FileSystem::sizeToString( currentBytes ).c_str() << " of " << FileSystem::sizeToString( totalBytes ).c_str() << " ";
std::cout << std::flush;
return true;
});
}
Http::Response response = http.downloadRequest(request, output.Get(), Seconds(5));
if ( head )
printResponseHeaders(response);
}
}
}
if ( verbose )
if ( head )
MemoryManager::showResults();
return EXIT_SUCCESS;