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/*-------------------------------------------------------------------------
* C-Pluff, a plug-in framework for C
* Copyright 2007 Johannes Lehtinen
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*-----------------------------------------------------------------------*/
/** @file
* Plug-in context implementation.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <cstdarg>
#include <cstdio>
#include <cassert>
#include <cpluff.h>
#include "internalxx.h"
namespace cpluff {
CP_HIDDEN plugin_context_impl::plugin_context_impl(cp_context_t *context)
: context(context),
min_logger_severity(static_cast<logger::severity>(logger::ERROR + 1)) {}
CP_HIDDEN plugin_context_impl::plugin_context_impl() {
plugin_context_impl(NULL);
}
CP_HIDDEN plugin_context_impl::~plugin_context_impl() throw () {
cp_destroy_context(context);
}
CP_HIDDEN void plugin_context_impl::register_logger(logger* logger, logger::severity minseverity) throw (api_error) {
// TODO synchronization
loggers[logger] = minseverity;
update_min_logger_severity();
}
CP_HIDDEN void plugin_context_impl::unregister_logger(logger* logger) throw () {
// TODO synchronization
loggers.erase(logger);
update_min_logger_severity();
}
CP_HIDDEN void plugin_context_impl::log(logger::severity severity, const char* msg) throw () {
cp_log(context, (cp_log_severity_t) severity, msg);
}
CP_HIDDEN bool plugin_context_impl::is_logged(logger::severity severity) throw () {
return cp_is_logged(context, (cp_log_severity_t) severity);
}
CP_HIDDEN void plugin_context_impl::logf(logger::severity severity, const char* msg, ...) throw () {
assert(msg != NULL);
assert(severity >= logger::DEBUG && severity <= logger::ERROR);
if (is_logged(severity)) {
char buffer[256];
va_list va;
va_start(va, msg);
vsnprintf(buffer, sizeof(buffer), _(msg), va);
va_end(va);
strcpy(buffer + sizeof(buffer)/sizeof(char) - 4, "...");
cp_log(context, (cp_log_severity_t) severity, buffer);
}
}
CP_HIDDEN void plugin_context_impl::deliver_log_message(cp_log_severity_t sev, const char* msg, const char* apid, void* user_data) throw () {
plugin_context_impl* context = static_cast<plugin_context_impl*>(user_data);
std::map<logger*, logger::severity>::iterator iter;
// TODO synchronization
for (iter = context->loggers.begin(); iter != context->loggers.end(); iter++) {
std::pair<logger* const, logger::severity>& p = *iter;
logger::severity severity = static_cast<logger::severity>(sev);
if (severity >= p.second) {
(p.first)->log(severity, msg, apid);
}
}
}
CP_HIDDEN void plugin_context_impl::update_min_logger_severity() throw () {
min_logger_severity = static_cast<logger::severity>(logger::ERROR + 1);
std::map<logger*, logger::severity>::iterator iter;
// TODO synchronization
for (iter = loggers.begin(); iter != loggers.end(); iter++) {
std::pair<logger* const, logger::severity>& p = *iter;
if (p.second < min_logger_severity) {
min_logger_severity = p.second;
}
}
}
}
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