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Refactor -alertnotify code

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Refactor common -alertnotify code into static CAlert::Notify method.
This commit is contained in:
Gavin Andresen 2014-10-07 13:11:48 -04:00
parent 7c6cbff0e5
commit e01a7939d3
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GPG key ID: 7588242FBE38D3A8
3 changed files with 26 additions and 25 deletions
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37
src/alert.cpp
View file

@ -233,25 +233,30 @@ bool CAlert::ProcessAlert(bool fThread)
if(AppliesToMe())
{
uiInterface.NotifyAlertChanged(GetHash(), CT_NEW);
std::string strCmd = GetArg("-alertnotify", "");
if (!strCmd.empty())
{
// Alert text should be plain ascii coming from a trusted source, but to
// be safe we first strip anything not in safeChars, then add single quotes around
// the whole string before passing it to the shell:
std::string singleQuote("'");
std::string safeStatus = SanitizeString(strStatusBar);
safeStatus = singleQuote+safeStatus+singleQuote;
boost::replace_all(strCmd, "%s", safeStatus);
if (fThread)
boost::thread t(runCommand, strCmd); // thread runs free
else
runCommand(strCmd);
}
Notify(strStatusBar, fThread);
}
}
LogPrint("alert", "accepted alert %d, AppliesToMe()=%d\n", nID, AppliesToMe());
return true;
}
void
CAlert::Notify(const std::string& strMessage, bool fThread)
{
std::string strCmd = GetArg("-alertnotify", "");
if (strCmd.empty()) return;
// Alert text should be plain ascii coming from a trusted source, but to
// be safe we first strip anything not in safeChars, then add single quotes around
// the whole string before passing it to the shell:
std::string singleQuote("'");
std::string safeStatus = SanitizeString(strMessage);
safeStatus = singleQuote+safeStatus+singleQuote;
boost::replace_all(strCmd, "%s", safeStatus);
if (fThread)
boost::thread t(runCommand, strCmd); // thread runs free
else
runCommand(strCmd);
}

3
src/alert.h
View file

@ -101,7 +101,8 @@ public:
bool AppliesToMe() const;
bool RelayTo(CNode* pnode) const;
bool CheckSignature() const;
bool ProcessAlert(bool fThread = true);
bool ProcessAlert(bool fThread = true); // fThread means run -alertnotify in a free-running thread
static void Notify(const std::string& strMessage, bool fThread);
/*
* Get copy of (active) alert object by hash. Returns a null alert if it is not found.

11
src/main.cpp
View file

@ -1178,14 +1178,9 @@ void CheckForkWarningConditions()
{
if (!fLargeWorkForkFound)
{
std::string strCmd = GetArg("-alertnotify", "");
if (!strCmd.empty())
{
std::string warning = std::string("'Warning: Large-work fork detected, forking after block ") +
pindexBestForkBase->phashBlock->ToString() + std::string("'");
boost::replace_all(strCmd, "%s", warning);
boost::thread t(runCommand, strCmd); // thread runs free
}
std::string warning = std::string("'Warning: Large-work fork detected, forking after block ") +
pindexBestForkBase->phashBlock->ToString() + std::string("'");
CAlert::Notify(warning, true);
}
if (pindexBestForkTip)
{