101 lines
3.5 KiB
C++
101 lines
3.5 KiB
C++
/* This file is part of mastodonpp.
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* Copyright © 2020 tastytea <tastytea@tastytea.de>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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// Post a status (/api/v1/status) with an attachment (/api/v1/media).
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#if __has_include("mastodonpp.hpp")
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# include "mastodonpp.hpp" // We're building mastodonpp.
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#else
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# include <mastodonpp/mastodonpp.hpp> // We're building outside mastodonpp.
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#endif
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#include <iostream>
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#include <string>
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#include <string_view>
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#include <vector>
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namespace masto = mastodonpp;
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using std::cerr;
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using std::cout;
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using std::endl;
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using std::string;
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using std::string_view;
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using std::to_string;
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using std::vector;
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int main(int argc, char *argv[])
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{
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const vector<string_view> args(argv, argv + argc);
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if (args.size() <= 3)
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{
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cerr << "Usage: " << args[0]
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<< " <instance hostname> <access token> <file>\n";
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return 1;
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}
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try
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{
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// Initialize an Instance and a Connection.
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masto::Instance instance{args[1], args[2]};
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masto::Connection connection{instance};
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const string_view filename{args[3]};
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// Create attachment.
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auto answer{connection.post(masto::API::v1::media,
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{{"file", string("@file:") += filename},
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{"description", "Test."}})};
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// Get the ID of the attachment.
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// You normally would use a JSON parser, of course. I don't use one
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// because I don't want to add a dependency just for an example.
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const auto pos{answer.body.find(R"("id":")") + 6};
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const auto endpos{answer.body.find(R"(",)", pos)};
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const auto media_id{answer.body.substr(pos, endpos - pos)};
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cout << "Attachment has ID: " << media_id << endl;
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// Post the status. Note that “media_ids” always has to be a vector.
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answer = connection.post(masto::API::v1::statuses,
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{{"status", "Attachment test."},
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{"media_ids",
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vector<string_view>{media_id}}});
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if (answer)
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{
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cout << "Successfully posted " << filename << ".\n";
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}
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else
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{
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if (answer.curl_error_code == 0)
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{
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// If it is no libcurl error, it must be an HTTP error.
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cerr << "HTTP status: " << answer.http_status << endl;
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}
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else
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{
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// Network errors like “Couldn't resolve host.”.
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cerr << "libcurl error " << to_string(answer.curl_error_code)
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<< ": " << answer.error_message << endl;
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}
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}
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}
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catch (const masto::CURLException &e)
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{
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// Only libcurl errors that are not network errors will be thrown.
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// There went probably something wrong with the initialization.
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cerr << e.what() << endl;
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}
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return 0;
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}
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