[1505] | 1 | /* |
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| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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| 3 | * > www.orxonox.net < |
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| 4 | * |
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| 5 | * |
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| 6 | * License notice: |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU General Public License |
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| 10 | * as published by the Free Software Foundation; either version 2 |
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| 11 | * of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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| 21 | * |
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| 22 | * Author: |
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| 23 | * Fabian 'x3n' Landau |
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| 24 | * Co-authors: |
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[6105] | 25 | * Reto Grieder |
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[1505] | 26 | * |
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| 27 | */ |
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| 28 | |
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| 29 | #include "Shell.h" |
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[3196] | 30 | |
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| 31 | #include "util/OutputHandler.h" |
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[6105] | 32 | #include "util/StringUtils.h" |
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| 33 | #include "util/SubString.h" |
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[1505] | 34 | #include "CommandExecutor.h" |
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| 35 | #include "CoreIncludes.h" |
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| 36 | #include "ConfigValueIncludes.h" |
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| 37 | #include "ConsoleCommand.h" |
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| 38 | |
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| 39 | namespace orxonox |
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| 40 | { |
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[1747] | 41 | SetConsoleCommandShortcut(OutputHandler, log); |
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| 42 | SetConsoleCommandShortcut(OutputHandler, error); |
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| 43 | SetConsoleCommandShortcut(OutputHandler, warning); |
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| 44 | SetConsoleCommandShortcut(OutputHandler, info); |
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| 45 | SetConsoleCommandShortcut(OutputHandler, debug); |
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| 46 | |
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[6105] | 47 | Shell::Shell(const std::string& consoleName, bool bScrollable, bool bPrependOutputLevel) |
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| 48 | : OutputListener(consoleName) |
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| 49 | , inputBuffer_(new InputBuffer()) |
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| 50 | , consoleName_(consoleName) |
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| 51 | , bPrependOutputLevel_(bPrependOutputLevel) |
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| 52 | , bScrollable_(bScrollable) |
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[1505] | 53 | { |
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| 54 | RegisterRootObject(Shell); |
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| 55 | |
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| 56 | this->scrollPosition_ = 0; |
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| 57 | this->maxHistoryLength_ = 100; |
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| 58 | this->historyPosition_ = 0; |
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| 59 | this->historyOffset_ = 0; |
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[6105] | 60 | this->bFinishedLastLine_ = true; |
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[1505] | 61 | |
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[6105] | 62 | this->clearOutput(); |
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[1755] | 63 | this->configureInputBuffer(); |
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[1505] | 64 | |
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[3280] | 65 | // Get a config file for the command history |
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| 66 | this->commandHistoryConfigFileType_ = ConfigFileManager::getInstance().getNewConfigFileType(); |
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| 67 | ConfigFileManager::getInstance().setFilename(this->commandHistoryConfigFileType_, "commandHistory.ini"); |
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| 68 | |
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[6105] | 69 | // Use a stringstream object to buffer the output and get it line by line in update() |
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| 70 | this->outputStream_ = &this->outputBuffer_; |
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| 71 | |
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[1505] | 72 | this->setConfigValues(); |
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[1792] | 73 | |
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[6105] | 74 | // Get the previous output and add it to the Shell |
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| 75 | for (OutputHandler::OutputVectorIterator it = OutputHandler::getInstance().getOutputVectorBegin(); |
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| 76 | it != OutputHandler::getInstance().getOutputVectorEnd(); ++it) |
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| 77 | { |
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| 78 | if (it->first <= this->getSoftDebugLevel()) |
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| 79 | { |
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| 80 | this->outputBuffer_ << it->second; |
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| 81 | this->outputChanged(it->first); |
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| 82 | } |
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| 83 | } |
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| 84 | |
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| 85 | // Register the shell as output listener |
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| 86 | OutputHandler::getInstance().registerOutputListener(this); |
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[1505] | 87 | } |
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| 88 | |
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[1755] | 89 | Shell::~Shell() |
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| 90 | { |
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[6105] | 91 | OutputHandler::getInstance().unregisterOutputListener(this); |
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| 92 | this->inputBuffer_->destroy(); |
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[1755] | 93 | } |
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| 94 | |
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[1505] | 95 | void Shell::setConfigValues() |
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| 96 | { |
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[6105] | 97 | SetConfigValue(maxHistoryLength_, 100) |
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[3280] | 98 | .callback(this, &Shell::commandHistoryLengthChanged); |
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[6105] | 99 | SetConfigValue(historyOffset_, 0) |
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[3280] | 100 | .callback(this, &Shell::commandHistoryOffsetChanged); |
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| 101 | SetConfigValueVectorGeneric(commandHistoryConfigFileType_, commandHistory_, std::vector<std::string>()); |
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[6105] | 102 | |
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| 103 | #ifdef ORXONOX_RELEASE |
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| 104 | const unsigned int defaultLevel = 1; |
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| 105 | #else |
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| 106 | const unsigned int defaultLevel = 3; |
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| 107 | #endif |
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| 108 | SetConfigValueGeneric(ConfigFileType::Settings, softDebugLevel_, "softDebugLevel" + this->consoleName_, "OutputHandler", defaultLevel) |
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| 109 | .description("The maximal level of debug output shown in the Shell"); |
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| 110 | this->setSoftDebugLevel(this->softDebugLevel_); |
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[1747] | 111 | } |
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[1505] | 112 | |
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[1747] | 113 | void Shell::commandHistoryOffsetChanged() |
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| 114 | { |
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[1505] | 115 | if (this->historyOffset_ >= this->maxHistoryLength_) |
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| 116 | this->historyOffset_ = 0; |
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[1747] | 117 | } |
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[1505] | 118 | |
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[1747] | 119 | void Shell::commandHistoryLengthChanged() |
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| 120 | { |
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| 121 | this->commandHistoryOffsetChanged(); |
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| 122 | |
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[1505] | 123 | while (this->commandHistory_.size() > this->maxHistoryLength_) |
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| 124 | { |
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| 125 | unsigned int index = this->commandHistory_.size() - 1; |
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| 126 | this->commandHistory_.erase(this->commandHistory_.begin() + index); |
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| 127 | ModifyConfigValue(commandHistory_, remove, index); |
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| 128 | } |
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| 129 | } |
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| 130 | |
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[1755] | 131 | void Shell::configureInputBuffer() |
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[1505] | 132 | { |
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| 133 | this->inputBuffer_->registerListener(this, &Shell::inputChanged, true); |
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[6105] | 134 | this->inputBuffer_->registerListener(this, &Shell::execute, '\r', false); |
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| 135 | this->inputBuffer_->registerListener(this, &Shell::execute, '\n', false); |
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| 136 | this->inputBuffer_->registerListener(this, &Shell::hintAndComplete, '\t', true); |
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| 137 | this->inputBuffer_->registerListener(this, &Shell::backspace, '\b', true); |
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| 138 | this->inputBuffer_->registerListener(this, &Shell::backspace, '\177', true); |
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| 139 | this->inputBuffer_->registerListener(this, &Shell::exit, '\033', true); // escape |
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| 140 | this->inputBuffer_->registerListener(this, &Shell::deleteChar, KeyCode::Delete); |
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| 141 | this->inputBuffer_->registerListener(this, &Shell::cursorRight, KeyCode::Right); |
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| 142 | this->inputBuffer_->registerListener(this, &Shell::cursorLeft, KeyCode::Left); |
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| 143 | this->inputBuffer_->registerListener(this, &Shell::cursorEnd, KeyCode::End); |
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| 144 | this->inputBuffer_->registerListener(this, &Shell::cursorHome, KeyCode::Home); |
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| 145 | this->inputBuffer_->registerListener(this, &Shell::historyUp, KeyCode::Up); |
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| 146 | this->inputBuffer_->registerListener(this, &Shell::historyDown, KeyCode::Down); |
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| 147 | if (this->bScrollable_) |
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| 148 | { |
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| 149 | this->inputBuffer_->registerListener(this, &Shell::scrollUp, KeyCode::PageUp); |
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| 150 | this->inputBuffer_->registerListener(this, &Shell::scrollDown, KeyCode::PageDown); |
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| 151 | } |
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| 152 | else |
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| 153 | { |
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| 154 | this->inputBuffer_->registerListener(this, &Shell::historySearchUp, KeyCode::PageUp); |
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| 155 | this->inputBuffer_->registerListener(this, &Shell::historySearchDown, KeyCode::PageDown); |
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| 156 | } |
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[1505] | 157 | } |
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| 158 | |
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[6105] | 159 | /* |
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[1505] | 160 | void Shell::history() |
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| 161 | { |
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| 162 | Shell& instance = Shell::getInstance(); |
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| 163 | |
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[3300] | 164 | for (unsigned int i = instance.historyOffset_; i < instance.commandHistory_.size(); ++i) |
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[6105] | 165 | instance.addOutputLine(instance.commandHistory_[i], -1); |
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[3300] | 166 | for (unsigned int i = 0; i < instance.historyOffset_; ++i) |
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[6105] | 167 | instance.addOutputLine(instance.commandHistory_[i], -1); |
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[1505] | 168 | } |
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[6105] | 169 | */ |
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[1505] | 170 | |
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| 171 | void Shell::registerListener(ShellListener* listener) |
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| 172 | { |
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[6105] | 173 | this->listeners_.push_back(listener); |
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[1505] | 174 | } |
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| 175 | |
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| 176 | void Shell::unregisterListener(ShellListener* listener) |
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| 177 | { |
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| 178 | for (std::list<ShellListener*>::iterator it = this->listeners_.begin(); it != this->listeners_.end(); ) |
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| 179 | { |
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| 180 | if ((*it) == listener) |
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[6105] | 181 | it = this->listeners_.erase(it); |
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[1505] | 182 | else |
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| 183 | ++it; |
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| 184 | } |
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| 185 | } |
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| 186 | |
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| 187 | void Shell::setCursorPosition(unsigned int cursor) |
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| 188 | { |
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| 189 | this->inputBuffer_->setCursorPosition(cursor); |
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[6105] | 190 | this->updateListeners<&ShellListener::cursorChanged>(); |
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[1505] | 191 | } |
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| 192 | |
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[6105] | 193 | void Shell::addOutputLine(const std::string& line, int level) |
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[1505] | 194 | { |
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[6105] | 195 | // Make sure we really only have one line per line (no new lines!) |
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| 196 | SubString lines(line, '\n'); |
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| 197 | for (unsigned i = 0; i < lines.size(); ++i) |
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| 198 | { |
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| 199 | if (level <= this->softDebugLevel_) |
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| 200 | this->outputLines_.push_front(lines[i]); |
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| 201 | this->updateListeners<&ShellListener::lineAdded>(); |
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| 202 | } |
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[1505] | 203 | } |
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| 204 | |
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[6105] | 205 | void Shell::clearOutput() |
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[1505] | 206 | { |
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[6105] | 207 | this->outputLines_.clear(); |
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| 208 | this->scrollIterator_ = this->outputLines_.begin(); |
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[1505] | 209 | |
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| 210 | this->scrollPosition_ = 0; |
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[6105] | 211 | this->bFinishedLastLine_ = true; |
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[1505] | 212 | |
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[6105] | 213 | this->updateListeners<&ShellListener::linesChanged>(); |
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[1505] | 214 | } |
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| 215 | |
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| 216 | std::list<std::string>::const_iterator Shell::getNewestLineIterator() const |
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| 217 | { |
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| 218 | if (this->scrollPosition_) |
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| 219 | return this->scrollIterator_; |
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| 220 | else |
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[6105] | 221 | return this->outputLines_.begin(); |
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[1505] | 222 | } |
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| 223 | |
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| 224 | std::list<std::string>::const_iterator Shell::getEndIterator() const |
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| 225 | { |
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[6105] | 226 | return this->outputLines_.end(); |
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[1505] | 227 | } |
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| 228 | |
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| 229 | void Shell::addToHistory(const std::string& command) |
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| 230 | { |
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| 231 | ModifyConfigValue(commandHistory_, set, this->historyOffset_, command); |
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| 232 | this->historyPosition_ = 0; |
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| 233 | ModifyConfigValue(historyOffset_, set, (this->historyOffset_ + 1) % this->maxHistoryLength_); |
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| 234 | } |
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| 235 | |
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| 236 | std::string Shell::getFromHistory() const |
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| 237 | { |
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[3301] | 238 | unsigned int index = mod(static_cast<int>(this->historyOffset_) - static_cast<int>(this->historyPosition_), this->maxHistoryLength_); |
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[1505] | 239 | if (index < this->commandHistory_.size() && this->historyPosition_ != 0) |
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| 240 | return this->commandHistory_[index]; |
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| 241 | else |
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| 242 | return ""; |
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| 243 | } |
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| 244 | |
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[6105] | 245 | void Shell::outputChanged(int level) |
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[1505] | 246 | { |
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[6105] | 247 | bool newline = false; |
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[1505] | 248 | do |
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| 249 | { |
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[6105] | 250 | std::string output; |
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| 251 | std::getline(this->outputBuffer_, output); |
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[1505] | 252 | |
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[6105] | 253 | bool eof = this->outputBuffer_.eof(); |
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| 254 | bool fail = this->outputBuffer_.fail(); |
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| 255 | if (eof) |
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| 256 | this->outputBuffer_.flush(); |
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| 257 | if (eof || fail) |
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| 258 | this->outputBuffer_.clear(); |
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| 259 | newline = (!eof && !fail); |
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| 260 | |
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[1505] | 261 | if (!newline && output == "") |
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| 262 | break; |
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| 263 | |
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[6105] | 264 | if (this->bFinishedLastLine_) |
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[1505] | 265 | { |
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[6105] | 266 | if (this->bPrependOutputLevel_) |
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[6139] | 267 | { |
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| 268 | if (level == 0) |
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| 269 | output.insert(0, 1, static_cast<char>(-1)); |
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| 270 | else |
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| 271 | output.insert(0, 1, static_cast<char>(level)); |
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| 272 | } |
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[1505] | 273 | |
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[6105] | 274 | this->outputLines_.push_front(output); |
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[1505] | 275 | |
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| 276 | if (this->scrollPosition_) |
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| 277 | this->scrollPosition_++; |
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| 278 | else |
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[6105] | 279 | this->scrollIterator_ = this->outputLines_.begin(); |
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[1505] | 280 | |
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[6105] | 281 | this->bFinishedLastLine_ = newline; |
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[1505] | 282 | |
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| 283 | if (!this->scrollPosition_) |
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| 284 | { |
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[6105] | 285 | this->updateListeners<&ShellListener::lineAdded>(); |
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[1505] | 286 | } |
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| 287 | } |
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| 288 | else |
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| 289 | { |
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[6105] | 290 | (*this->outputLines_.begin()) += output; |
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| 291 | this->bFinishedLastLine_ = newline; |
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| 292 | this->updateListeners<&ShellListener::onlyLastLineChanged>(); |
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[1505] | 293 | } |
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| 294 | |
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| 295 | } while (newline); |
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| 296 | } |
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| 297 | |
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[6105] | 298 | void Shell::clearInput() |
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| 299 | { |
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| 300 | this->inputBuffer_->clear(); |
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| 301 | this->historyPosition_ = 0; |
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| 302 | this->updateListeners<&ShellListener::inputChanged>(); |
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| 303 | this->updateListeners<&ShellListener::cursorChanged>(); |
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| 304 | } |
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| 305 | |
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| 306 | void Shell::setPromptPrefix(const std::string& str) |
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| 307 | { |
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| 308 | } |
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| 309 | |
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| 310 | |
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| 311 | // ########################################## |
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| 312 | // ### InputBuffer callback functions ### |
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| 313 | // ########################################## |
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| 314 | |
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[1505] | 315 | void Shell::inputChanged() |
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| 316 | { |
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[6105] | 317 | this->updateListeners<&ShellListener::inputChanged>(); |
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| 318 | this->updateListeners<&ShellListener::cursorChanged>(); |
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[1505] | 319 | } |
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| 320 | |
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| 321 | void Shell::execute() |
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| 322 | { |
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| 323 | this->addToHistory(this->inputBuffer_->get()); |
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[6105] | 324 | this->updateListeners<&ShellListener::executed>(); |
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[1505] | 325 | |
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| 326 | if (!CommandExecutor::execute(this->inputBuffer_->get())) |
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[6105] | 327 | this->addOutputLine("Error: Can't execute \"" + this->inputBuffer_->get() + "\".", 1); |
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[1505] | 328 | |
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[6105] | 329 | this->clearInput(); |
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[1505] | 330 | } |
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| 331 | |
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[6105] | 332 | void Shell::hintAndComplete() |
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[1505] | 333 | { |
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| 334 | this->inputBuffer_->set(CommandExecutor::complete(this->inputBuffer_->get())); |
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[6105] | 335 | this->addOutputLine(CommandExecutor::hint(this->inputBuffer_->get()), -1); |
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[1505] | 336 | |
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| 337 | this->inputChanged(); |
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| 338 | } |
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| 339 | |
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| 340 | void Shell::backspace() |
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| 341 | { |
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| 342 | this->inputBuffer_->removeBehindCursor(); |
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[6105] | 343 | this->updateListeners<&ShellListener::inputChanged>(); |
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| 344 | this->updateListeners<&ShellListener::cursorChanged>(); |
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[1505] | 345 | } |
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| 346 | |
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[6105] | 347 | void Shell::exit() |
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[1505] | 348 | { |
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[6105] | 349 | if (this->inputBuffer_->getSize() > 0) |
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| 350 | { |
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| 351 | this->clearInput(); |
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| 352 | return; |
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| 353 | } |
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| 354 | |
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| 355 | this->clearInput(); |
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| 356 | this->scrollPosition_ = 0; |
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| 357 | this->scrollIterator_ = this->outputLines_.begin(); |
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| 358 | |
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| 359 | this->updateListeners<&ShellListener::exit>(); |
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[1505] | 360 | } |
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| 361 | |
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[6105] | 362 | void Shell::deleteChar() |
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[1505] | 363 | { |
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[6105] | 364 | this->inputBuffer_->removeAtCursor(); |
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| 365 | this->updateListeners<&ShellListener::inputChanged>(); |
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[1505] | 366 | } |
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| 367 | |
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[6105] | 368 | void Shell::cursorRight() |
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[1505] | 369 | { |
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| 370 | this->inputBuffer_->increaseCursor(); |
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[6105] | 371 | this->updateListeners<&ShellListener::cursorChanged>(); |
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[1505] | 372 | } |
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| 373 | |
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[6105] | 374 | void Shell::cursorLeft() |
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[1505] | 375 | { |
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| 376 | this->inputBuffer_->decreaseCursor(); |
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[6105] | 377 | this->updateListeners<&ShellListener::cursorChanged>(); |
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[1505] | 378 | } |
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| 379 | |
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[6105] | 380 | void Shell::cursorEnd() |
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[1505] | 381 | { |
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| 382 | this->inputBuffer_->setCursorToEnd(); |
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[6105] | 383 | this->updateListeners<&ShellListener::cursorChanged>(); |
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[1505] | 384 | } |
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| 385 | |
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[6105] | 386 | void Shell::cursorHome() |
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[1505] | 387 | { |
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| 388 | this->inputBuffer_->setCursorToBegin(); |
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[6105] | 389 | this->updateListeners<&ShellListener::cursorChanged>(); |
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[1505] | 390 | } |
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| 391 | |
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[6105] | 392 | void Shell::historyUp() |
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[1505] | 393 | { |
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| 394 | if (this->historyPosition_ < this->commandHistory_.size()) |
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| 395 | { |
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| 396 | this->historyPosition_++; |
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| 397 | this->inputBuffer_->set(this->getFromHistory()); |
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| 398 | } |
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| 399 | } |
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| 400 | |
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[6105] | 401 | void Shell::historyDown() |
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[1505] | 402 | { |
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| 403 | if (this->historyPosition_ > 0) |
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| 404 | { |
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| 405 | this->historyPosition_--; |
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| 406 | this->inputBuffer_->set(this->getFromHistory()); |
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| 407 | } |
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| 408 | } |
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| 409 | |
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[6105] | 410 | void Shell::historySearchUp() |
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[1505] | 411 | { |
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[6105] | 412 | if (this->historyPosition_ == this->historyOffset_) |
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| 413 | return; |
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| 414 | unsigned int cursorPosition = this->getCursorPosition(); |
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| 415 | std::string input_str(this->getInput().substr(0, cursorPosition)); // only search for the expression from the beginning of the inputline until the cursor position |
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| 416 | for (unsigned int newPos = this->historyPosition_ + 1; newPos <= this->historyOffset_; newPos++) |
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[1505] | 417 | { |
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[6105] | 418 | if (getLowercase(this->commandHistory_[this->historyOffset_ - newPos]).find(getLowercase(input_str)) == 0) // search case insensitive |
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| 419 | { |
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| 420 | this->historyPosition_ = newPos; |
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| 421 | this->inputBuffer_->set(this->getFromHistory()); |
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| 422 | this->setCursorPosition(cursorPosition); |
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| 423 | return; |
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| 424 | } |
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| 425 | } |
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| 426 | } |
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[1505] | 427 | |
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[6105] | 428 | void Shell::historySearchDown() |
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| 429 | { |
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| 430 | if (this->historyPosition_ == 0) |
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| 431 | return; |
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| 432 | unsigned int cursorPosition = this->getCursorPosition(); |
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| 433 | std::string input_str(this->getInput().substr(0, cursorPosition)); // only search for the expression from the beginning |
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| 434 | for (unsigned int newPos = this->historyPosition_ - 1; newPos > 0; newPos--) |
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| 435 | { |
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| 436 | if (getLowercase(this->commandHistory_[this->historyOffset_ - newPos]).find(getLowercase(input_str)) == 0) // sear$ |
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| 437 | { |
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| 438 | this->historyPosition_ = newPos; |
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| 439 | this->inputBuffer_->set(this->getFromHistory()); |
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| 440 | this->setCursorPosition(cursorPosition); |
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| 441 | return; |
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| 442 | } |
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[1505] | 443 | } |
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| 444 | } |
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| 445 | |
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[6105] | 446 | void Shell::scrollUp() |
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[1505] | 447 | { |
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[6105] | 448 | if (this->scrollIterator_ != this->outputLines_.end()) |
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[1505] | 449 | { |
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[6105] | 450 | ++this->scrollIterator_; |
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| 451 | ++this->scrollPosition_; |
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[1505] | 452 | |
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[6105] | 453 | this->updateListeners<&ShellListener::linesChanged>(); |
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[1505] | 454 | } |
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| 455 | } |
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| 456 | |
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[6105] | 457 | void Shell::scrollDown() |
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[1505] | 458 | { |
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[6105] | 459 | if (this->scrollIterator_ != this->outputLines_.begin()) |
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[1505] | 460 | { |
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[6105] | 461 | --this->scrollIterator_; |
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| 462 | --this->scrollPosition_; |
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| 463 | |
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| 464 | this->updateListeners<&ShellListener::linesChanged>(); |
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[1505] | 465 | } |
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| 466 | } |
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| 467 | } |
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