/*************************************************************************** * This file is part of awesome-widgets * * * * awesome-widgets is free software: you can redistribute it and/or * * modify it under the terms of the GNU General Public License as * * published by the Free Software Foundation, either version 3 of the * * License, or (at your option) any later version. * * * * awesome-widgets is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with awesome-widgets. If not, see http://www.gnu.org/licenses/ * ***************************************************************************/ #include "awpatternfunctions.h" #include #include #include "awdebug.h" QVariantList AWPatternFunctions::findFunctionCalls(const QString function, const QString code) { qCDebug(LOG_AW) << "Looking for function" << function << "in" << code; QRegularExpression regex( QString("%1\\<(?.*?)\\>\$(?.*?)\$").arg(function)); regex.setPatternOptions(QRegularExpression::DotMatchesEverythingOption); QVariantList foundFunctions; QRegularExpressionMatchIterator it = regex.globalMatch(code); while (it.hasNext()) { QRegularExpressionMatch match = it.next(); QVariantHash metadata; metadata[QString("args")] = match.captured(QString("args")).split(QChar(',')); metadata[QString("body")] = match.captured(QString("body")); metadata[QString("what")] = match.captured(); foundFunctions.append(metadata); } return foundFunctions; } QString AWPatternFunctions::expandTemplates(QString code) { qCDebug(LOG_AW) << "Expand tempaltes in" << code; // match the following construction $template{{some code here}} QRegularExpression templatesRegexp( QString("\\$template\\{\\{((?!\\$template\\{\\{).)*?\\}\\}")); templatesRegexp.setPatternOptions( QRegularExpression::DotMatchesEverythingOption); QRegularExpressionMatchIterator it = templatesRegexp.globalMatch(code); while (it.hasNext()) { QRegularExpressionMatch match = it.next(); QString fullTemplate = match.captured(); // drop additional markers QString templ = fullTemplate; templ.remove(QRegExp(QString("^\\$template\\{\\{"))); templ.remove(QRegExp(QString("\\}\\}$"))); QJSEngine engine; qCInfo(LOG_AW) << "Expression" << templ; QJSValue result = engine.evaluate(templ); QString templateResult = QString(""); if (result.isError()) { qCWarning(LOG_AW) << "Uncaught exception at line" << result.property("lineNumber").toInt() << ":" << result.toString(); } else { templateResult = result.toString(); } // replace template code.replace(fullTemplate, templateResult); } return code; } QString AWPatternFunctions::insertKeyCount(QString code, const QStringList keys) { qCDebug(LOG_AW) << "Looking for count in code" << code << "using list" << keys; QVariantList found = AWPatternFunctions::findFunctionCalls(QString("aw_count"), code); for (auto function : found) { QVariantHash metadata = function.toHash(); int count = keys.filter(QRegExp(metadata[QString("body")].toString())) .count(); code.replace(metadata[QString("what")].toString(), QString::number(count)); } return code; } QString AWPatternFunctions::insertKeyNames(QString code, const QStringList keys) { qCDebug(LOG_AW) << "Looking for keys in code" << code << "using list" << keys; QVariantList found = AWPatternFunctions::findFunctionCalls(QString("aw_names"), code); for (auto function : found) { QVariantHash metadata = function.toHash(); QString separator = metadata[QString("args")].toStringList().isEmpty() ? QString(",") : metadata[QString("args")].toStringList().at(0); QStringList required = keys.filter(QRegExp(metadata[QString("body")].toString())); code.replace(metadata[QString("what")].toString(), required.join(separator)); } return code; } QString AWPatternFunctions::insertKeys(QString code, const QStringList keys) { qCDebug(LOG_AW) << "Looking for keys in code" << code << "using list" << keys; QVariantList found = AWPatternFunctions::findFunctionCalls(QString("aw_keys"), code); for (auto function : found) { QVariantHash metadata = function.toHash(); QString separator = metadata[QString("args")].toStringList().isEmpty() ? QString(",") : metadata[QString("args")].toStringList().at(0); QStringList required = keys.filter(QRegExp(metadata[QString("body")].toString())); std::for_each(required.begin(), required.end(), [](QString &value) { value = QString("$%1").arg(value); }); code.replace(metadata[QString("what")].toString(), required.join(separator)); } return code; }