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Diffstat (limited to 'Swift/Controllers/HighlightManager.cpp')
-rw-r--r-- | Swift/Controllers/HighlightManager.cpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/Swift/Controllers/HighlightManager.cpp b/Swift/Controllers/HighlightManager.cpp new file mode 100644 index 0000000..ca0567e --- /dev/null +++ b/Swift/Controllers/HighlightManager.cpp @@ -0,0 +1,139 @@ +/* + * Copyright (c) 2012 Maciej Niedzielski + * Licensed under the simplified BSD license. + * See Documentation/Licenses/BSD-simplified.txt for more information. + */ + +/* + * Copyright (c) 2014 Kevin Smith and Remko Tronçon + * Licensed under the GNU General Public License v3. + * See Documentation/Licenses/GPLv3.txt for more information. + */ + +#include <cassert> + +#include <boost/algorithm/string.hpp> +#include <boost/regex.hpp> +#include <boost/bind.hpp> +#include <boost/numeric/conversion/cast.hpp> +#include <boost/serialization/vector.hpp> +#include <boost/archive/text_oarchive.hpp> +#include <boost/archive/text_iarchive.hpp> + +#include <Swiften/Base/foreach.h> +#include <Swift/Controllers/HighlightManager.h> +#include <Swift/Controllers/Highlighter.h> +#include <Swift/Controllers/Settings/SettingsProvider.h> +#include <Swift/Controllers/SettingConstants.h> + +/* How does highlighting work? + * + * HighlightManager manages a list of if-then rules used to highlight messages. + * Rule is represented by HighlightRule. Action ("then" part) is HighlightAction. + * + * + * HighlightManager is also used as a factory for Highlighter objects. + * Each ChatControllerBase has its own Highlighter. + * Highligher may be customized by using setNick(), etc. + * + * ChatControllerBase passes incoming messages to Highlighter and gets HighlightAction in return + * (first matching rule is returned). + * If needed, HighlightAction is then passed back to Highlighter for further handling. + * This results in HighlightManager emiting onHighlight event, + * which is handled by SoundController to play sound notification + */ + +namespace Swift { + +HighlightManager::HighlightManager(SettingsProvider* settings) + : settings_(settings) + , storingSettings_(false) +{ + rules_ = boost::make_shared<HighlightRulesList>(); + loadSettings(); + settings_->onSettingChanged.connect(boost::bind(&HighlightManager::handleSettingChanged, this, _1)); +} + +void HighlightManager::handleSettingChanged(const std::string& settingPath) +{ + if (!storingSettings_ && SettingConstants::HIGHLIGHT_RULES.getKey() == settingPath) { + loadSettings(); + } +} + +std::string HighlightManager::rulesToString() const +{ + std::stringstream stream; + boost::archive::text_oarchive archive(stream); + archive << rules_->list_; + return stream.str(); +} + +std::vector<HighlightRule> HighlightManager::getDefaultRules() +{ + std::vector<HighlightRule> rules; + HighlightRule r; + r.setMatchChat(true); + r.getAction().setPlaySound(true); + rules.push_back(r); + return rules; +} + +HighlightRule HighlightManager::getRule(int index) const +{ + assert(index >= 0 && static_cast<size_t>(index) < rules_->getSize()); + return rules_->getRule(static_cast<size_t>(index)); +} + +void HighlightManager::setRule(int index, const HighlightRule& rule) +{ + assert(index >= 0 && static_cast<size_t>(index) < rules_->getSize()); + rules_->list_[static_cast<size_t>(index)] = rule; +} + +void HighlightManager::insertRule(int index, const HighlightRule& rule) +{ + assert(index >= 0 && boost::numeric_cast<std::vector<std::string>::size_type>(index) <= rules_->getSize()); + rules_->list_.insert(rules_->list_.begin() + index, rule); +} + +void HighlightManager::removeRule(int index) +{ + assert(index >= 0 && boost::numeric_cast<std::vector<std::string>::size_type>(index) < rules_->getSize()); + rules_->list_.erase(rules_->list_.begin() + index); +} + +void HighlightManager::swapRules(const size_t first, const size_t second) { + assert(first < rules_->getSize()); + assert(second < rules_->getSize()); + const HighlightRule swap = rules_->getRule(first); + rules_->setRule(first, rules_->getRule(second)); + rules_->setRule(second, swap); +} + +void HighlightManager::storeSettings() +{ + storingSettings_ = true; // don't reload settings while saving + settings_->storeSetting(SettingConstants::HIGHLIGHT_RULES, rulesToString()); + storingSettings_ = false; +} + +void HighlightManager::loadSettings() +{ + std::string rulesString = settings_->getSetting(SettingConstants::HIGHLIGHT_RULES); + std::stringstream stream; + stream << rulesString; + try { + boost::archive::text_iarchive archive(stream); + archive >> rules_->list_; + } catch (boost::archive::archive_exception&) { + rules_->list_ = getDefaultRules(); + } +} + +Highlighter* HighlightManager::createHighlighter() +{ + return new Highlighter(this); +} + +} |