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/*
* Copyright (c) 2012 Maciej Niedzielski
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
/*
* Copyright (c) 2014 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#include <algorithm>
#include <boost/algorithm/string.hpp>
#include <boost/lambda/lambda.hpp>
#include <Swiften/Base/foreach.h>
#include <Swiften/Base/Regex.h>
#include <Swift/Controllers/HighlightRule.h>
namespace Swift {
HighlightRule::HighlightRule()
: nickIsKeyword_(false)
, matchCase_(false)
, matchWholeWords_(false)
, matchChat_(false)
, matchMUC_(false)
{
}
boost::regex HighlightRule::regexFromString(const std::string & s) const
{
std::string escaped = Regex::escape(s);
std::string word = matchWholeWords_ ? "\\b" : "";
boost::regex::flag_type flags = boost::regex::normal;
if (!matchCase_) {
flags |= boost::regex::icase;
}
return boost::regex(word + escaped + word, flags);
}
void HighlightRule::updateRegex() const
{
keywordRegex_.clear();
foreach (const std::string & k, keywords_) {
keywordRegex_.push_back(regexFromString(k));
}
senderRegex_.clear();
foreach (const std::string & s, senders_) {
senderRegex_.push_back(regexFromString(s));
}
}
std::string HighlightRule::boolToString(bool b)
{
return b ? "1" : "0";
}
bool HighlightRule::boolFromString(const std::string& s)
{
return s == "1";
}
bool HighlightRule::isMatch(const std::string& body, const std::string& sender, const std::string& nick, MessageType messageType) const
{
if ((messageType == HighlightRule::ChatMessage && matchChat_) || (messageType == HighlightRule::MUCMessage && matchMUC_)) {
bool matchesKeyword = keywords_.empty() && (nick.empty() || !nickIsKeyword_);
bool matchesSender = senders_.empty();
if (!matchesKeyword && nickIsKeyword_ && !nick.empty()) {
if (boost::regex_search(body, regexFromString(nick))) {
matchesKeyword = true;
}
}
foreach (const boost::regex & rx, senderRegex_) {
if (boost::regex_search(sender, rx)) {
matchesSender = true;
break;
}
}
if (matchesKeyword && matchesSender) {
return true;
}
}
return false;
}
void HighlightRule::setSenders(const std::vector<std::string>& senders)
{
senders_ = senders;
updateRegex();
}
void HighlightRule::setKeywords(const std::vector<std::string>& keywords)
{
keywords_ = keywords;
updateRegex();
}
std::vector<boost::regex> HighlightRule::getKeywordRegex(const std::string& nick) const {
if (nickIsKeyword_) {
std::vector<boost::regex> regex;
if (!nick.empty()) {
regex.push_back(regexFromString(nick));
}
return regex;
} else {
return keywordRegex_;
}
}
void HighlightRule::setNickIsKeyword(bool nickIsKeyword)
{
nickIsKeyword_ = nickIsKeyword;
updateRegex();
}
void HighlightRule::setMatchCase(bool matchCase)
{
matchCase_ = matchCase;
updateRegex();
}
void HighlightRule::setMatchWholeWords(bool matchWholeWords)
{
matchWholeWords_ = matchWholeWords;
updateRegex();
}
void HighlightRule::setMatchChat(bool matchChat)
{
matchChat_ = matchChat;
updateRegex();
}
void HighlightRule::setMatchMUC(bool matchMUC)
{
matchMUC_ = matchMUC;
updateRegex();
}
bool HighlightRule::isEmpty() const
{
return senders_.empty() && keywords_.empty() && !nickIsKeyword_ && !matchChat_ && !matchMUC_ && action_.isEmpty();
}
}
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Swift