obs-studio/UI/update/mac-update.cpp

#include "update-helpers.hpp"
#include "shared-update.hpp"
#include "qt-wrappers.hpp"
#include "mac-update.hpp"
#include "obs-app.hpp"

#include <string>

#include <QMessageBox>

/* ------------------------------------------------------------------------ */

static const char *MAC_BRANCHES_URL =
	"https://obsproject.com/update_studio/branches.json";
static const char *MAC_DEFAULT_BRANCH = "stable";

/* ------------------------------------------------------------------------ */

bool GetBranch(std::string &selectedBranch)
{
	const char *config_branch =
		config_get_string(GetGlobalConfig(), "General", "UpdateBranch");
	if (!config_branch)
		return true;

	bool found = false;
	for (const UpdateBranch &branch : App()->GetBranches()) {
		if (branch.name != config_branch)
			continue;
		/* A branch that is found but disabled will just silently fall back to
		 * the default. But if the branch was removed entirely, the user should
		 * be warned, so leave this false *only* if the branch was removed. */
		found = true;

		if (branch.is_enabled) {
			selectedBranch = branch.name.toStdString();
		}
		break;
	}

	return found;
}

/* ------------------------------------------------------------------------ */

void MacUpdateThread::infoMsg(const QString &title, const QString &text)
{
	OBSMessageBox::information(App()->GetMainWindow(), title, text);
}

void MacUpdateThread::info(const QString &title, const QString &text)
{
	QMetaObject::invokeMethod(this, "infoMsg", Qt::BlockingQueuedConnection,
				  Q_ARG(QString, title), Q_ARG(QString, text));
}

void MacUpdateThread::run()
try {
	std::string text;
	std::string branch = MAC_DEFAULT_BRANCH;

	/* ----------------------------------- *
	 * get branches from server            */

	if (FetchAndVerifyFile("branches", "obs-studio/updates/branches.json",
			       MAC_BRANCHES_URL, &text))
		App()->SetBranchData(text);

	/* ----------------------------------- *
	 * Validate branch selection           */

	if (!GetBranch(branch)) {
		config_set_string(GetGlobalConfig(), "General", "UpdateBranch",
				  MAC_DEFAULT_BRANCH);
		info(QTStr("Updater.BranchNotFound.Title"),
		     QTStr("Updater.BranchNotFound.Text"));
	}

	emit Result(QString::fromStdString(branch), manualUpdate);

} catch (std::string &text) {
	blog(LOG_WARNING, "%s: %s", __FUNCTION__, text.c_str());
}