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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25 | * ... |
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26 | * |
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27 | */ |
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28 | |
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29 | #include "CommandExecutor.h" |
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30 | #include "ConsoleCommand.h" |
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31 | #include "util/String.h" |
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32 | #include "util/Convert.h" |
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33 | #include "Identifier.h" |
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34 | #include "Language.h" |
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35 | #include "Debug.h" |
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36 | #include "TclBind.h" |
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37 | |
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38 | namespace orxonox |
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39 | { |
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40 | CommandExecutor& CommandExecutor::getInstance() |
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41 | { |
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42 | static CommandExecutor instance; |
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43 | return instance; |
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44 | } |
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45 | |
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46 | CommandEvaluation& CommandExecutor::getEvaluation() |
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47 | { |
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48 | return CommandExecutor::getInstance().evaluation_; |
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49 | } |
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50 | |
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51 | const CommandEvaluation& CommandExecutor::getLastEvaluation() |
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52 | { |
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53 | return CommandExecutor::getInstance().evaluation_; |
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54 | } |
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55 | |
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56 | ConsoleCommand& CommandExecutor::addConsoleCommandShortcut(ConsoleCommand* command) |
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57 | { |
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58 | CommandExecutor::getInstance().consoleCommandShortcuts_[command->getName()] = command; |
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59 | CommandExecutor::getInstance().consoleCommandShortcuts_LC_[getLowercase(command->getName())] = command; |
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60 | return (*command); |
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61 | } |
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62 | |
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63 | /** |
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64 | @brief Returns the executor of a console command shortcut with given name. |
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65 | @brief name The name of the requested console command shortcut |
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66 | @return The executor of the requested console command shortcut |
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67 | */ |
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68 | ConsoleCommand* CommandExecutor::getConsoleCommandShortcut(const std::string& name) |
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69 | { |
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70 | std::map<std::string, ConsoleCommand*>::const_iterator it = CommandExecutor::getInstance().consoleCommandShortcuts_.find(name); |
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71 | if (it != CommandExecutor::getInstance().consoleCommandShortcuts_.end()) |
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72 | return (*it).second; |
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73 | else |
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74 | return 0; |
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75 | } |
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76 | |
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77 | /** |
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78 | @brief Returns the executor of a console command shortcut with given name in lowercase. |
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79 | @brief name The name of the requested console command shortcut in lowercase |
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80 | @return The executor of the requested console command shortcut |
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81 | */ |
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82 | ConsoleCommand* CommandExecutor::getLowercaseConsoleCommandShortcut(const std::string& name) |
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83 | { |
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84 | std::map<std::string, ConsoleCommand*>::const_iterator it = CommandExecutor::getInstance().consoleCommandShortcuts_LC_.find(name); |
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85 | if (it != CommandExecutor::getInstance().consoleCommandShortcuts_LC_.end()) |
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86 | return (*it).second; |
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87 | else |
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88 | return 0; |
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89 | } |
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90 | |
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91 | bool CommandExecutor::execute(const std::string& command, bool useTcl) |
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92 | { |
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93 | if (useTcl) |
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94 | return TclBind::eval(command); |
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95 | |
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96 | if ((CommandExecutor::getEvaluation().getCommand() != command) || (CommandExecutor::getEvaluation().getState() == CS_Uninitialized)) |
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97 | CommandExecutor::parse(command); |
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98 | |
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99 | return CommandExecutor::getEvaluation().execute(); |
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100 | } |
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101 | |
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102 | std::string CommandExecutor::complete(const std::string& command) |
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103 | { |
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104 | if ((CommandExecutor::getEvaluation().getCommand() != command) || (CommandExecutor::getEvaluation().getState() == CS_Uninitialized)) |
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105 | CommandExecutor::parse(command); |
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106 | |
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107 | return CommandExecutor::getEvaluation().complete(); |
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108 | } |
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109 | |
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110 | std::string CommandExecutor::hint(const std::string& command) |
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111 | { |
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112 | if ((CommandExecutor::getEvaluation().getCommand() != command) || (CommandExecutor::getEvaluation().getState() == CS_Uninitialized)) |
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113 | CommandExecutor::parse(command); |
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114 | |
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115 | return CommandExecutor::getEvaluation().hint(); |
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116 | } |
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117 | |
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118 | CommandEvaluation CommandExecutor::evaluate(const std::string& command) |
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119 | { |
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120 | CommandExecutor::parse(command, true); |
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121 | CommandExecutor::getEvaluation().evaluateParams(); |
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122 | return CommandExecutor::getEvaluation(); |
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123 | } |
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124 | |
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125 | void CommandExecutor::parse(const std::string& command, bool bInitialize) |
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126 | { |
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127 | if (bInitialize) |
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128 | CommandExecutor::getEvaluation().initialize(command); |
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129 | else |
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130 | CommandExecutor::getEvaluation().setNewCommand(false); |
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131 | |
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132 | CommandExecutor::getEvaluation().setTokens(command + COMMAND_EXECUTOR_CURSOR); |
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133 | CommandExecutor::getEvaluation().setCommand(command); |
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134 | |
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135 | switch (CommandExecutor::getEvaluation().getState()) |
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136 | { |
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137 | } |
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138 | } |
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139 | |
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140 | bool CommandExecutor::argumentsFinished(unsigned int num) |
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141 | { |
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142 | return (CommandExecutor::argumentsFinished() >= num); |
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143 | } |
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144 | |
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145 | unsigned int CommandExecutor::argumentsFinished() |
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146 | { |
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147 | // Because we added a cursor we have +1 arguments |
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148 | if (CommandExecutor::getEvaluation().getTokens().size() >= 1) |
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149 | return (CommandExecutor::getEvaluation().getTokens().size() - 1); |
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150 | else |
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151 | return 0; |
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152 | } |
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153 | |
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154 | std::string CommandExecutor::getToken(unsigned int index) |
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155 | { |
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156 | if ((index >= 0) && index < (CommandExecutor::getEvaluation().getOriginalTokens().size())) |
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157 | return CommandExecutor::getEvaluation().getOriginalTokens()[index]; |
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158 | else |
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159 | return ""; |
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160 | } |
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161 | |
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162 | unsigned int CommandExecutor::argumentsGiven() |
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163 | { |
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164 | return CommandExecutor::getEvaluation().getOriginalTokens().size(); |
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165 | } |
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166 | |
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167 | bool CommandExecutor::enoughArgumentsGiven(ConsoleCommand* command, unsigned int head) |
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168 | { |
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169 | return (CommandExecutor::argumentsGiven() >= (head + command->getParamCount())); |
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170 | } |
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171 | |
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172 | void CommandExecutor::createListOfPossibleFunctionClasses(const std::string& fragment) |
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173 | { |
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174 | for (std::map<std::string, Identifier*>::const_iterator it = Identifier::getLowercaseIdentifierMapBegin(); it != Identifier::getLowercaseIdentifierMapEnd(); ++it) |
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175 | if ((*it).second->hasConsoleCommands()) |
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176 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
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177 | CommandExecutor::getEvaluation().getListOfPossibleFunctionClasses().push_back(std::pair<const std::string*, const std::string*>(&(*it).first, &(*it).second->getName())); |
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178 | |
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179 | CommandExecutor::getEvaluation().getListOfPossibleFunctionClasses().sort(CommandExecutor::compareStringsInList); |
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180 | } |
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181 | |
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182 | void CommandExecutor::createListOfPossibleFunctions(const std::string& fragment, Identifier* identifier) |
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183 | { |
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184 | if (!identifier) |
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185 | { |
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186 | for (std::map<std::string, ConsoleCommand*>::const_iterator it = CommandExecutor::getLowercaseConsoleCommandShortcutMapBegin(); it != CommandExecutor::getLowercaseConsoleCommandShortcutMapEnd(); ++it) |
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187 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
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188 | CommandExecutor::getEvaluation().getListOfPossibleFunctions().push_back(std::pair<const std::string*, const std::string*>(&(*it).first, &(*it).second->getName())); |
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189 | } |
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190 | else |
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191 | { |
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192 | for (std::map<std::string, ConsoleCommand*>::const_iterator it = identifier->getLowercaseConsoleCommandMapBegin(); it != identifier->getLowercaseConsoleCommandMapEnd(); ++it) |
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193 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
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194 | CommandExecutor::getEvaluation().getListOfPossibleFunctions().push_back(std::pair<const std::string*, const std::string*>(&(*it).first, &(*it).second->getName())); |
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195 | } |
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196 | CommandExecutor::getEvaluation().getListOfPossibleFunctions().sort(CommandExecutor::compareStringsInList); |
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197 | } |
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198 | |
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199 | Identifier* CommandExecutor::getPossibleIdentifier(const std::string& name) |
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200 | { |
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201 | std::map<std::string, Identifier*>::const_iterator it = Identifier::getLowercaseIdentifierMap().find(getLowercase(name)); |
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202 | if ((it != Identifier::getLowercaseIdentifierMapEnd()) && (*it).second->hasConsoleCommands()) |
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203 | return (*it).second; |
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204 | |
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205 | return 0; |
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206 | } |
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207 | |
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208 | ConsoleCommand* CommandExecutor::getPossibleCommand(const std::string& name, Identifier* identifier) |
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209 | { |
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210 | if (!identifier) |
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211 | { |
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212 | std::map<std::string, ConsoleCommand*>::const_iterator it = CommandExecutor::getLowercaseConsoleCommandShortcutMap().find(getLowercase(name)); |
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213 | if (it != CommandExecutor::getLowercaseConsoleCommandShortcutMapEnd()) |
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214 | return (*it).second; |
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215 | } |
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216 | else |
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217 | { |
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218 | std::map<std::string, ConsoleCommand*>::const_iterator it = identifier->getLowercaseConsoleCommandMap().find(getLowercase(name)); |
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219 | if (it != identifier->getLowercaseConsoleCommandMapEnd()) |
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220 | return (*it).second; |
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221 | } |
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222 | return 0; |
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223 | } |
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224 | |
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225 | bool CommandExecutor::compareStringsInList(const std::pair<const std::string*, const std::string*>& first, const std::pair<const std::string*, const std::string*>& second) |
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226 | { |
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227 | return ((*first.first) < (*second.first)); |
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228 | } |
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229 | } |
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