1 | /* |
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2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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3 | * |
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4 | * |
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5 | * License notice: |
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6 | * |
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7 | * This program is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU General Public License |
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9 | * as published by the Free Software Foundation; either version 2 |
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10 | * of the License, or (at your option) any later version. |
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11 | * |
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12 | * This program is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | * GNU General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with this program; if not, write to the Free Software |
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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20 | * |
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21 | * Author: |
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22 | * Fabian 'x3n' Landau |
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23 | * Co-authors: |
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24 | * ... |
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25 | * |
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26 | */ |
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27 | |
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28 | #include "CommandExecutor.h" |
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29 | #include "ConsoleCommand.h" |
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30 | #include "util/String.h" |
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31 | #include "Identifier.h" |
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32 | #include "Language.h" |
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33 | #include "Debug.h" |
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34 | #include "Executor.h" |
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35 | #include "ConfigValueContainer.h" |
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36 | |
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37 | #define COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE "set" |
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38 | #define COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE_TEMPORARY "tset" |
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39 | #define COMMAND_EXECUTOR_KEYWORD_SET_KEYBIND "bind" |
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40 | |
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41 | namespace orxonox |
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42 | { |
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43 | ConsoleCommandShortcutGeneric(keyword1, createExecutor((FunctorStatic*)0, "set", AccessLevel::User)); |
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44 | ConsoleCommandShortcutGeneric(keyword2, createExecutor((FunctorStatic*)0, "tset", AccessLevel::User)); |
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45 | ConsoleCommandShortcutGeneric(keyword3, createExecutor((FunctorStatic*)0, "bind", AccessLevel::User)); |
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46 | |
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47 | |
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48 | /////////////////////// |
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49 | // CommandEvaluation // |
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50 | /////////////////////// |
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51 | CommandEvaluation::CommandEvaluation() |
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52 | { |
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53 | this->processedCommand_ = ""; |
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54 | this->additionalParameter_ = ""; |
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55 | |
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56 | this->functionclass_ = 0; |
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57 | this->configvalueclass_ = 0; |
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58 | this->shortcut_ = 0; |
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59 | this->function_ = 0; |
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60 | this->configvalue_ = 0; |
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61 | this->key_ = 0; |
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62 | |
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63 | this->errorMessage_ = ""; |
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64 | this->state_ = CS_Uninitialized; |
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65 | } |
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66 | |
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67 | KeybindMode CommandEvaluation::getKeybindMode() |
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68 | { |
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69 | if (this->state_ == CS_Shortcut_Params || this->state_ == CS_Shortcut_Finished) |
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70 | { |
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71 | // if (this->shortcut_ != 0) |
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72 | // return this->shortcut_->getKeybindMode(); |
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73 | } |
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74 | else if (this->state_ == CS_Function_Params || this->state_ == CS_Function_Finished) |
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75 | { |
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76 | // if (this->function_ != 0) |
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77 | // return this->function_->getKeybindMode(); |
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78 | } |
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79 | else if (this->state_ == CS_ConfigValueType || this->state_ == CS_ConfigValueFinished) |
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80 | { |
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81 | // return KeybindMode::onPress; |
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82 | } |
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83 | else if (this->state_ == CS_KeybindCommand || this->state_ == CS_KeybindFinished) |
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84 | { |
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85 | // return KeybindMode::onPress; |
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86 | } |
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87 | else |
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88 | { |
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89 | // return KeybindMode::onPress; |
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90 | } |
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91 | } |
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92 | |
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93 | void CommandEvaluation::setAdditionalParameter(const std::string& param) |
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94 | { |
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95 | this->additionalParameter_ = param; |
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96 | } |
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97 | |
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98 | bool CommandEvaluation::isValid() const |
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99 | { |
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100 | if (this->state_ == CS_Shortcut_Params || this->state_ == CS_Shortcut_Finished) |
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101 | { |
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102 | return (this->shortcut_ != 0); |
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103 | } |
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104 | else if (this->state_ == CS_Function_Params || this->state_ == CS_Function_Finished) |
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105 | { |
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106 | return ((this->functionclass_ != 0) && (this->function_ != 0)); |
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107 | } |
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108 | else if (this->state_ == CS_ConfigValueType || this->state_ == CS_ConfigValueFinished) |
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109 | { |
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110 | return ((this->configvalueclass_ != 0) && (this->configvalue_ != 0)); |
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111 | } |
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112 | else if (this->state_ == CS_KeybindCommand || this->state_ == CS_KeybindFinished) |
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113 | { |
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114 | return (this->key_ != 0); |
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115 | } |
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116 | else |
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117 | { |
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118 | return false; |
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119 | } |
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120 | } |
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121 | |
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122 | |
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123 | ///////////////////// |
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124 | // CommandExecutor // |
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125 | ///////////////////// |
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126 | CommandExecutor& CommandExecutor::getInstance() |
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127 | { |
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128 | static CommandExecutor instance; |
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129 | return instance; |
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130 | } |
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131 | |
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132 | CommandEvaluation& CommandExecutor::getEvaluation() |
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133 | { |
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134 | return CommandExecutor::getInstance().evaluation_; |
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135 | } |
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136 | |
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137 | bool CommandExecutor::addConsoleCommandShortcut(ExecutorStatic* executor) |
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138 | { |
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139 | CommandExecutor::getInstance().consoleCommandShortcuts_[executor->getName()] = executor; |
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140 | CommandExecutor::getInstance().consoleCommandShortcuts_LC_[getLowercase(executor->getName())] = executor; |
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141 | return true; |
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142 | } |
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143 | |
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144 | /** |
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145 | @brief Returns the executor of a console command shortcut with given name. |
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146 | @brief name The name of the requested console command shortcut |
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147 | @return The executor of the requested console command shortcut |
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148 | */ |
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149 | ExecutorStatic* CommandExecutor::getConsoleCommandShortcut(const std::string& name) |
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150 | { |
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151 | std::map<std::string, ExecutorStatic*>::const_iterator it = CommandExecutor::getInstance().consoleCommandShortcuts_.find(name); |
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152 | if (it != CommandExecutor::getInstance().consoleCommandShortcuts_.end()) |
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153 | return (*it).second; |
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154 | else |
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155 | return 0; |
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156 | } |
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157 | |
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158 | /** |
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159 | @brief Returns the executor of a console command shortcut with given name in lowercase. |
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160 | @brief name The name of the requested console command shortcut in lowercase |
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161 | @return The executor of the requested console command shortcut |
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162 | */ |
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163 | ExecutorStatic* CommandExecutor::getLowercaseConsoleCommandShortcut(const std::string& name) |
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164 | { |
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165 | std::map<std::string, ExecutorStatic*>::const_iterator it = CommandExecutor::getInstance().consoleCommandShortcuts_LC_.find(name); |
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166 | if (it != CommandExecutor::getInstance().consoleCommandShortcuts_LC_.end()) |
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167 | return (*it).second; |
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168 | else |
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169 | return 0; |
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170 | } |
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171 | |
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172 | bool CommandExecutor::execute(const std::string& command) |
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173 | { |
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174 | if ((CommandExecutor::getEvaluation().processedCommand_ != command) || (CommandExecutor::getEvaluation().state_ == CS_Uninitialized)) |
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175 | CommandExecutor::parse(command); |
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176 | |
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177 | return CommandExecutor::execute(CommandExecutor::getEvaluation()); |
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178 | } |
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179 | |
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180 | |
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181 | bool CommandExecutor::execute(const CommandEvaluation& evaluation) |
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182 | { |
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183 | SubString tokens(evaluation.processedCommand_, " ", SubString::WhiteSpaces, false, '\\', '"', '(', ')', '\0'); |
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184 | |
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185 | switch (evaluation.state_) |
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186 | { |
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187 | case CS_Uninitialized: |
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188 | break; |
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189 | case CS_Empty: |
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190 | break; |
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191 | case CS_FunctionClass_Or_Shortcut_Or_Keyword: |
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192 | break; |
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193 | case CS_Shortcut_Params: |
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194 | // not enough parameters but lets hope there are some additional parameters |
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195 | if (evaluation.shortcut_ != 0) |
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196 | return evaluation.shortcut_->parse(tokens.subSet(1).join() + " " + evaluation.additionalParameter_); |
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197 | break; |
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198 | case CS_Shortcut_Finished: |
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199 | // call the shortcut |
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200 | if (evaluation.shortcut_ != 0) |
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201 | return evaluation.shortcut_->parse(tokens.subSet(1).join() + " " + evaluation.additionalParameter_); |
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202 | break; |
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203 | case CS_Function: |
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204 | break; |
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205 | case CS_Function_Params: |
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206 | // not enough parameters but lets hope there are some additional parameters |
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207 | if (evaluation.function_ != 0) |
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208 | return evaluation.function_->parse(tokens.subSet(2).join() + " " + evaluation.additionalParameter_); |
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209 | break; |
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210 | case CS_Function_Finished: |
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211 | // call the shortcut |
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212 | if (evaluation.function_ != 0) |
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213 | return evaluation.function_->parse(tokens.subSet(2).join() + " " + evaluation.additionalParameter_); |
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214 | break; |
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215 | case CS_ConfigValueClass: |
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216 | break; |
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217 | case CS_ConfigValue: |
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218 | break; |
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219 | case CS_ConfigValueType: |
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220 | // not enough parameters but lets hope there are some additional parameters |
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221 | if (evaluation.configvalue_ != 0) |
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222 | return evaluation.configvalue_->parseString(tokens.subSet(3).join() + " " + evaluation.additionalParameter_); |
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223 | break; |
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224 | case CS_ConfigValueFinished: |
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225 | // set the config value |
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226 | if (evaluation.configvalue_ != 0) |
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227 | return evaluation.configvalue_->parseString(tokens.subSet(3).join() + " " + evaluation.additionalParameter_); |
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228 | break; |
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229 | case CS_KeybindKey: |
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230 | break; |
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231 | case CS_KeybindCommand: |
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232 | // not enough parameters but lets hope there are some additional parameters |
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233 | break; |
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234 | case CS_KeybindFinished: |
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235 | // set the keybind |
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236 | // ...todo |
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237 | break; |
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238 | case CS_Error: |
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239 | break; |
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240 | } |
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241 | |
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242 | return false; |
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243 | } |
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244 | |
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245 | std::string CommandExecutor::complete(const std::string& command) |
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246 | { |
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247 | if ((CommandExecutor::getEvaluation().processedCommand_ != command) || (CommandExecutor::getEvaluation().state_ == CS_Uninitialized)) |
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248 | CommandExecutor::parse(command); |
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249 | |
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250 | return CommandExecutor::complete(CommandExecutor::getEvaluation()); |
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251 | } |
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252 | |
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253 | std::string CommandExecutor::complete(const CommandEvaluation& evaluation) |
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254 | { |
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255 | SubString tokens(evaluation.processedCommand_, " ", SubString::WhiteSpaces, false, '\\', '"', '(', ')', '\0'); |
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256 | |
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257 | std::list<const std::string*> temp; |
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258 | if (evaluation.state_ == CS_Empty) |
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259 | { |
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260 | temp.insert(temp.end(), evaluation.listOfPossibleShortcuts_.begin(), evaluation.listOfPossibleShortcuts_.end()); |
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261 | temp.insert(temp.end(), evaluation.listOfPossibleFunctionClasses_.begin(), evaluation.listOfPossibleFunctionClasses_.end()); |
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262 | } |
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263 | |
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264 | switch (evaluation.state_) |
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265 | { |
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266 | case CS_Uninitialized: |
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267 | break; |
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268 | case CS_Empty: |
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269 | return (CommandExecutor::getCommonBegin(temp)); |
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270 | break; |
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271 | case CS_FunctionClass_Or_Shortcut_Or_Keyword: |
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272 | break; |
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273 | case CS_Shortcut_Params: |
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274 | if ((evaluation.processedCommand_.size() >= 1) && (evaluation.processedCommand_[evaluation.processedCommand_.size() - 1] != ' ')) |
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275 | return (evaluation.processedCommand_ + " "); |
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276 | break; |
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277 | case CS_Shortcut_Finished: |
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278 | break; |
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279 | case CS_Function: |
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280 | if (tokens.size() >= 1) |
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281 | return tokens[0] + " " + CommandExecutor::getCommonBegin(evaluation.listOfPossibleFunctions_); |
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282 | break; |
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283 | case CS_Function_Params: |
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284 | if ((evaluation.processedCommand_.size() >= 1) && (evaluation.processedCommand_[evaluation.processedCommand_.size() - 1] != ' ')) |
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285 | return (evaluation.processedCommand_ + " "); |
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286 | break; |
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287 | case CS_Function_Finished: |
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288 | break; |
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289 | case CS_ConfigValueClass: |
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290 | if (tokens.size() >= 1) |
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291 | return tokens[0] + " " + CommandExecutor::getCommonBegin(evaluation.listOfPossibleConfigValueClasses_); |
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292 | break; |
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293 | case CS_ConfigValue: |
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294 | if (tokens.size() >= 2) |
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295 | return tokens[0] + " " + tokens[1] + " " + CommandExecutor::getCommonBegin(evaluation.listOfPossibleConfigValues_); |
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296 | break; |
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297 | case CS_ConfigValueType: |
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298 | if ((evaluation.processedCommand_.size() >= 1) && (evaluation.processedCommand_[evaluation.processedCommand_.size() - 1] != ' ')) |
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299 | return (evaluation.processedCommand_ + " "); |
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300 | break; |
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301 | case CS_ConfigValueFinished: |
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302 | break; |
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303 | case CS_KeybindKey: |
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304 | if (tokens.size() >= 1) |
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305 | return tokens[0] + " " + CommandExecutor::getCommonBegin(evaluation.listOfPossibleKeys_); |
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306 | break; |
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307 | case CS_KeybindCommand: |
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308 | if ((evaluation.processedCommand_.size() >= 1) && (evaluation.processedCommand_[evaluation.processedCommand_.size() - 1] != ' ')) |
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309 | return (evaluation.processedCommand_ + " "); |
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310 | break; |
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311 | case CS_KeybindFinished: |
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312 | break; |
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313 | case CS_Error: |
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314 | break; |
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315 | } |
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316 | |
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317 | return evaluation.processedCommand_; |
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318 | } |
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319 | |
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320 | std::string CommandExecutor::hint(const std::string& command) |
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321 | { |
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322 | if ((CommandExecutor::getEvaluation().processedCommand_ != command) || (CommandExecutor::getEvaluation().state_ == CS_Uninitialized)) |
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323 | CommandExecutor::parse(command); |
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324 | |
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325 | return CommandExecutor::hint(CommandExecutor::getEvaluation()); |
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326 | } |
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327 | |
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328 | std::string CommandExecutor::hint(const CommandEvaluation& evaluation) |
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329 | { |
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330 | SubString tokens(evaluation.processedCommand_, " ", SubString::WhiteSpaces, false, '\\', '"', '(', ')', '\0'); |
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331 | |
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332 | switch (evaluation.state_) |
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333 | { |
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334 | case CS_Uninitialized: |
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335 | break; |
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336 | case CS_Empty: |
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337 | return (CommandExecutor::dump(evaluation.listOfPossibleShortcuts_) + "\n" + CommandExecutor::dump(evaluation.listOfPossibleFunctionClasses_)); |
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338 | break; |
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339 | case CS_FunctionClass_Or_Shortcut_Or_Keyword: |
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340 | break; |
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341 | case CS_Shortcut_Params: |
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342 | if (evaluation.shortcut_ != 0) |
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343 | return CommandExecutor::dump(evaluation.shortcut_); |
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344 | break; |
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345 | case CS_Shortcut_Finished: |
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346 | if (evaluation.shortcut_ != 0) |
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347 | return CommandExecutor::dump(evaluation.shortcut_); |
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348 | break; |
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349 | case CS_Function: |
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350 | return CommandExecutor::dump(evaluation.listOfPossibleFunctions_); |
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351 | break; |
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352 | case CS_Function_Params: |
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353 | if (evaluation.function_ != 0) |
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354 | return CommandExecutor::dump(evaluation.function_); |
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355 | break; |
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356 | case CS_Function_Finished: |
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357 | if (evaluation.function_ != 0) |
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358 | return CommandExecutor::dump(evaluation.function_); |
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359 | break; |
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360 | case CS_ConfigValueClass: |
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361 | return CommandExecutor::dump(evaluation.listOfPossibleConfigValueClasses_); |
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362 | break; |
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363 | case CS_ConfigValue: |
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364 | return CommandExecutor::dump(evaluation.listOfPossibleConfigValues_); |
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365 | break; |
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366 | case CS_ConfigValueType: |
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367 | if (evaluation.configvalue_ != 0) |
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368 | return CommandExecutor::dump(evaluation.configvalue_); |
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369 | break; |
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370 | case CS_ConfigValueFinished: |
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371 | if (evaluation.configvalue_ != 0) |
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372 | return CommandExecutor::dump(evaluation.configvalue_); |
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373 | break; |
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374 | case CS_KeybindKey: |
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375 | return CommandExecutor::dump(evaluation.listOfPossibleKeys_); |
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376 | break; |
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377 | case CS_KeybindCommand: |
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378 | if (evaluation.key_ != 0) |
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379 | return CommandExecutor::dump(evaluation.key_); |
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380 | break; |
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381 | case CS_KeybindFinished: |
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382 | if (evaluation.key_ != 0) |
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383 | return CommandExecutor::dump(evaluation.key_); |
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384 | break; |
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385 | case CS_Error: |
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386 | return CommandExecutor::getEvaluation().errorMessage_; |
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387 | break; |
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388 | } |
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389 | |
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390 | return ""; |
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391 | } |
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392 | |
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393 | CommandEvaluation CommandExecutor::evaluate(const std::string& command) |
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394 | { |
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395 | CommandExecutor::parse(command, true); |
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396 | return CommandExecutor::getEvaluation(); |
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397 | } |
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398 | |
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399 | void CommandExecutor::parse(const std::string& command, bool bInitialize) |
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400 | { |
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401 | CommandExecutor::getEvaluation().tokens_.split((command + COMMAND_EXECUTOR_CURSOR), " ", SubString::WhiteSpaces, false, '\\', '"', '(', ')', '\0'); |
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402 | CommandExecutor::getEvaluation().processedCommand_ = command; |
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403 | |
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404 | if (bInitialize) |
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405 | CommandExecutor::initialize(command); |
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406 | |
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407 | switch (CommandExecutor::getEvaluation().state_) |
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408 | { |
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409 | case CS_Uninitialized: |
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410 | // Impossible |
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411 | break; |
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412 | case CS_Empty: |
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413 | if (CommandExecutor::argumentsGiven() == 0) |
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414 | { |
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415 | // We want a hint for the first token |
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416 | // Check if there is already a perfect match |
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417 | CommandExecutor::getEvaluation().functionclass_ = CommandExecutor::getIdentifierOfPossibleFunctionClass(CommandExecutor::getToken(0)); |
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418 | CommandExecutor::getEvaluation().shortcut_ = CommandExecutor::getExecutorOfPossibleShortcut(CommandExecutor::getToken(0)); |
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419 | |
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420 | if ((CommandExecutor::getEvaluation().functionclass_ != 0) || (CommandExecutor::getEvaluation().shortcut_ != 0)) |
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421 | { |
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422 | // Yes, there is a class or a shortcut with the searched name |
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423 | // Add a whitespace and continue parsing |
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424 | CommandExecutor::getEvaluation().state_ = CS_FunctionClass_Or_Shortcut_Or_Keyword; |
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425 | CommandExecutor::parse(command + " ", false); |
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426 | return; |
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427 | } |
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428 | |
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429 | // No perfect match: Create the lists of all possible classes and shortcuts and return |
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430 | CommandExecutor::createListOfPossibleFunctionClasses(CommandExecutor::getToken(0)); |
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431 | CommandExecutor::createListOfPossibleShortcuts(CommandExecutor::getToken(0)); |
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432 | return; |
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433 | } |
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434 | else |
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435 | { |
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436 | // There is at least one argument: Check if it's a shortcut, a classname or a special keyword |
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437 | CommandExecutor::getEvaluation().state_ = CS_FunctionClass_Or_Shortcut_Or_Keyword; |
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438 | CommandExecutor::parse(command, false); |
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439 | return; |
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440 | } |
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441 | break; |
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442 | case CS_FunctionClass_Or_Shortcut_Or_Keyword: |
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443 | if (CommandExecutor::argumentsGiven() >= 1) |
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444 | { |
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445 | if ((CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE) || (CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE_TEMPORARY)) |
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446 | { |
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447 | // We want to set a config value |
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448 | CommandExecutor::getEvaluation().state_ = CS_ConfigValueClass; |
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449 | CommandExecutor::parse(command, false); |
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450 | return; |
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451 | } |
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452 | else if (CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_KEYBIND) |
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453 | { |
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454 | // We want to set a keybinding |
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455 | CommandExecutor::getEvaluation().state_ = CS_KeybindKey; |
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456 | CommandExecutor::parse(command, false); |
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457 | return; |
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458 | } |
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459 | |
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460 | if (CommandExecutor::getEvaluation().functionclass_ == 0) |
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461 | CommandExecutor::getEvaluation().functionclass_ = CommandExecutor::getIdentifierOfPossibleFunctionClass(CommandExecutor::getToken(0)); |
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462 | if (CommandExecutor::getEvaluation().shortcut_ == 0) |
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463 | CommandExecutor::getEvaluation().shortcut_ = CommandExecutor::getExecutorOfPossibleShortcut(CommandExecutor::getToken(0)); |
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464 | |
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465 | if ((CommandExecutor::getEvaluation().functionclass_ == 0) && (CommandExecutor::getEvaluation().shortcut_ == 0)) |
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466 | { |
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467 | // Argument 1 seems to be wrong |
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468 | AddLanguageEntry("CommandExecutor::NoSuchCommandOrClassName", "No such command or classname"); |
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469 | CommandExecutor::getEvaluation().errorMessage_ = (CommandExecutor::getToken(0) + ": " + GetLocalisation("CommandExecutor::NoSuchCommandOrClassName")); |
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470 | CommandExecutor::getEvaluation().state_ = CS_Error; |
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471 | return; |
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472 | } |
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473 | else if (CommandExecutor::getEvaluation().shortcut_ != 0) |
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474 | { |
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475 | // Argument 1 is a shortcut: Return the needed parameter types |
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476 | CommandExecutor::getEvaluation().state_ = CS_Shortcut_Params; |
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477 | CommandExecutor::parse(command, false); |
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478 | return; |
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479 | } |
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480 | else |
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481 | { |
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482 | // Argument 1 is a classname: Return the possible functions |
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483 | CommandExecutor::getEvaluation().state_ = CS_Function; |
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484 | CommandExecutor::parse(command, false); |
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485 | return; |
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486 | } |
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487 | } |
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488 | else |
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489 | { |
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490 | CommandExecutor::getEvaluation().state_ = CS_Error; |
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491 | return; |
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492 | } |
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493 | break; |
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494 | case CS_Shortcut_Params: |
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495 | if (CommandExecutor::getEvaluation().shortcut_ != 0) |
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496 | { |
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497 | // Valid command |
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498 | // Check if there are enough parameters |
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499 | if (CommandExecutor::enoughParametersGiven(1, CommandExecutor::getEvaluation().shortcut_)) |
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500 | { |
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501 | CommandExecutor::getEvaluation().state_ = CS_Shortcut_Finished; |
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502 | return; |
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503 | } |
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504 | } |
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505 | else |
---|
506 | { |
---|
507 | // Something is wrong |
---|
508 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
509 | return; |
---|
510 | } |
---|
511 | break; |
---|
512 | case CS_Function: |
---|
513 | if (CommandExecutor::getEvaluation().functionclass_ != 0) |
---|
514 | { |
---|
515 | // We have a valid classname |
---|
516 | // Check if there is a second argument |
---|
517 | if (CommandExecutor::argumentsGiven() >= 2) |
---|
518 | { |
---|
519 | // There is a second argument: Check if it's a valid functionname |
---|
520 | CommandExecutor::getEvaluation().function_ = CommandExecutor::getExecutorOfPossibleFunction(CommandExecutor::getToken(1), CommandExecutor::getEvaluation().functionclass_); |
---|
521 | if (CommandExecutor::getEvaluation().function_ == 0) |
---|
522 | { |
---|
523 | // Argument 2 seems to be wrong |
---|
524 | AddLanguageEntry("CommandExecutor::NoSuchFunctionnameIn", "No such functionname in"); |
---|
525 | CommandExecutor::getEvaluation().errorMessage_ = (CommandExecutor::getToken(1) + ": " + GetLocalisation("CommandExecutor::NoSuchFunctionnameIn") + " " + CommandExecutor::getEvaluation().functionclass_->getName()); |
---|
526 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
527 | return; |
---|
528 | } |
---|
529 | else |
---|
530 | { |
---|
531 | // Argument 2 seems to be a valid functionname: Get the parameters |
---|
532 | CommandExecutor::getEvaluation().state_ = CS_Function_Params; |
---|
533 | CommandExecutor::parse(command, false); |
---|
534 | return; |
---|
535 | } |
---|
536 | } |
---|
537 | else |
---|
538 | { |
---|
539 | // There is no finished second argument |
---|
540 | // Check if there's already a perfect match |
---|
541 | if (CommandExecutor::getEvaluation().tokens_.size() >= 2) |
---|
542 | { |
---|
543 | CommandExecutor::getEvaluation().function_ = CommandExecutor::getExecutorOfPossibleFunction(CommandExecutor::getToken(1), CommandExecutor::getEvaluation().functionclass_); |
---|
544 | if (CommandExecutor::getEvaluation().function_ != 0) |
---|
545 | { |
---|
546 | // There is a perfect match: Add a whitespace and continue parsing |
---|
547 | CommandExecutor::getEvaluation().state_ = CS_Function_Params; |
---|
548 | CommandExecutor::parse(command + " ", false); |
---|
549 | return; |
---|
550 | } |
---|
551 | } |
---|
552 | |
---|
553 | // No perfect match: Create the list of all possible functions and return |
---|
554 | CommandExecutor::createListOfPossibleFunctions(CommandExecutor::getToken(1), CommandExecutor::getEvaluation().functionclass_); |
---|
555 | return; |
---|
556 | } |
---|
557 | } |
---|
558 | else |
---|
559 | { |
---|
560 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
561 | return; |
---|
562 | } |
---|
563 | break; |
---|
564 | case CS_Function_Params: |
---|
565 | if ((CommandExecutor::getEvaluation().functionclass_ != 0) && (CommandExecutor::getEvaluation().function_ != 0)) |
---|
566 | { |
---|
567 | // Valid command |
---|
568 | // Check if there are enough parameters |
---|
569 | if (CommandExecutor::enoughParametersGiven(2, CommandExecutor::getEvaluation().function_)) |
---|
570 | { |
---|
571 | CommandExecutor::getEvaluation().state_ = CS_Function_Finished; |
---|
572 | return; |
---|
573 | } |
---|
574 | } |
---|
575 | else |
---|
576 | { |
---|
577 | // Something is wrong |
---|
578 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
579 | return; |
---|
580 | } |
---|
581 | break; |
---|
582 | case CS_ConfigValueClass: |
---|
583 | if (((CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE) || (CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE_TEMPORARY))) |
---|
584 | { |
---|
585 | // We want to set a config value |
---|
586 | // Check if there is a second argument |
---|
587 | if (CommandExecutor::argumentsGiven() >= 2) |
---|
588 | { |
---|
589 | // There is a second argument: Check if it's a valid classname |
---|
590 | CommandExecutor::getEvaluation().configvalueclass_ = CommandExecutor::getIdentifierOfPossibleConfigValueClass(CommandExecutor::getToken(1)); |
---|
591 | if (CommandExecutor::getEvaluation().configvalueclass_ == 0) |
---|
592 | { |
---|
593 | // Argument 2 seems to be wrong |
---|
594 | AddLanguageEntry("CommandExecutor::NoSuchClassWithConfigValues", "No such class with config values"); |
---|
595 | CommandExecutor::getEvaluation().errorMessage_ = (CommandExecutor::getToken(1) + ": " + GetLocalisation("CommandExecutor::NoSuchClassWithConfigValues")); |
---|
596 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
597 | return; |
---|
598 | } |
---|
599 | else |
---|
600 | { |
---|
601 | // Argument 2 seems to be a valid classname: Search for possible config values |
---|
602 | CommandExecutor::getEvaluation().state_ = CS_ConfigValue; |
---|
603 | CommandExecutor::parse(command, false); |
---|
604 | return; |
---|
605 | } |
---|
606 | } |
---|
607 | else |
---|
608 | { |
---|
609 | // There's no finished second argument |
---|
610 | // Check if there's already a perfect match |
---|
611 | if (CommandExecutor::getEvaluation().tokens_.size() >= 2) |
---|
612 | { |
---|
613 | CommandExecutor::getEvaluation().configvalueclass_ = CommandExecutor::getIdentifierOfPossibleConfigValueClass(CommandExecutor::getToken(1)); |
---|
614 | if (CommandExecutor::getEvaluation().configvalueclass_ != 0) |
---|
615 | { |
---|
616 | // There is a perfect match: Add a whitespace and continue parsing |
---|
617 | CommandExecutor::getEvaluation().state_ = CS_ConfigValue; |
---|
618 | CommandExecutor::parse(command + " ", false); |
---|
619 | return; |
---|
620 | } |
---|
621 | } |
---|
622 | |
---|
623 | // No perfect match: Create the list of all possible classnames and return |
---|
624 | CommandExecutor::createListOfPossibleConfigValueClasses(CommandExecutor::getToken(1)); |
---|
625 | return; |
---|
626 | } |
---|
627 | } |
---|
628 | else |
---|
629 | { |
---|
630 | // Something is wrong |
---|
631 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
632 | return; |
---|
633 | } |
---|
634 | break; |
---|
635 | case CS_ConfigValue: |
---|
636 | if (((CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE) || (CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE_TEMPORARY)) && (CommandExecutor::getEvaluation().configvalueclass_ != 0)) |
---|
637 | { |
---|
638 | // Check if there is a third argument |
---|
639 | if (CommandExecutor::argumentsGiven() >= 3) |
---|
640 | { |
---|
641 | // There is a third argument: Check if it's a valid config value |
---|
642 | CommandExecutor::getEvaluation().configvalue_ = CommandExecutor::getContainerOfPossibleConfigValue(CommandExecutor::getToken(2), CommandExecutor::getEvaluation().configvalueclass_); |
---|
643 | if (CommandExecutor::getEvaluation().configvalue_ == 0) |
---|
644 | { |
---|
645 | // Argument 3 seems to be wrong |
---|
646 | AddLanguageEntry("CommandExecutor::NoSuchConfigValueIn", "No such config value in"); |
---|
647 | CommandExecutor::getEvaluation().errorMessage_ = (CommandExecutor::getToken(2) + ": " + GetLocalisation("CommandExecutor::NoSuchConfigValueIn") + " " + CommandExecutor::getEvaluation().configvalueclass_->getName()); |
---|
648 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
649 | return; |
---|
650 | } |
---|
651 | else |
---|
652 | { |
---|
653 | // Argument 3 seems to be a valid config value: Get the type |
---|
654 | CommandExecutor::getEvaluation().state_ = CS_ConfigValueType; |
---|
655 | CommandExecutor::parse(command, false); |
---|
656 | return; |
---|
657 | } |
---|
658 | } |
---|
659 | else |
---|
660 | { |
---|
661 | // There is no finished third argument |
---|
662 | // Check if there's already a perfect match |
---|
663 | if (CommandExecutor::getEvaluation().tokens_.size() >= 3) |
---|
664 | { |
---|
665 | CommandExecutor::getEvaluation().configvalue_ = CommandExecutor::getContainerOfPossibleConfigValue(CommandExecutor::getToken(2), CommandExecutor::getEvaluation().configvalueclass_); |
---|
666 | if (CommandExecutor::getEvaluation().configvalue_ != 0) |
---|
667 | { |
---|
668 | // There is a perfect match: Add a whitespace and continue parsing |
---|
669 | CommandExecutor::getEvaluation().state_ = CS_ConfigValueType; |
---|
670 | CommandExecutor::parse(command + " ", false); |
---|
671 | return; |
---|
672 | } |
---|
673 | } |
---|
674 | |
---|
675 | // No perfect match: Create the list of all possible config values |
---|
676 | CommandExecutor::createListOfPossibleConfigValues(CommandExecutor::getToken(2), CommandExecutor::getEvaluation().configvalueclass_); |
---|
677 | return; |
---|
678 | } |
---|
679 | } |
---|
680 | else |
---|
681 | { |
---|
682 | // Something is wrong |
---|
683 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
684 | return; |
---|
685 | } |
---|
686 | break; |
---|
687 | case CS_ConfigValueType: |
---|
688 | if (((CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE) || (CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_CONFIG_VALUE_TEMPORARY)) && (CommandExecutor::getEvaluation().configvalueclass_ != 0) && (CommandExecutor::getEvaluation().configvalue_ != 0)) |
---|
689 | { |
---|
690 | // Valid command |
---|
691 | // Check if there are enough parameters |
---|
692 | if (CommandExecutor::getEvaluation().tokens_.size() >= 4) |
---|
693 | { |
---|
694 | CommandExecutor::getEvaluation().state_ = CS_ConfigValueFinished; |
---|
695 | return; |
---|
696 | } |
---|
697 | } |
---|
698 | else |
---|
699 | { |
---|
700 | // Something is wrong |
---|
701 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
702 | return; |
---|
703 | } |
---|
704 | break; |
---|
705 | case CS_KeybindKey: |
---|
706 | if ((CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_KEYBIND)) |
---|
707 | { |
---|
708 | // todo |
---|
709 | } |
---|
710 | else |
---|
711 | { |
---|
712 | // Something is wrong |
---|
713 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
714 | return; |
---|
715 | } |
---|
716 | break; |
---|
717 | case CS_KeybindCommand: |
---|
718 | if ((CommandExecutor::getToken(0) == COMMAND_EXECUTOR_KEYWORD_SET_KEYBIND) && (false)) // todo |
---|
719 | { |
---|
720 | // Valid command |
---|
721 | // Check if there are enough parameters |
---|
722 | if (CommandExecutor::getEvaluation().tokens_.size() >= 3) |
---|
723 | { |
---|
724 | CommandExecutor::getEvaluation().state_ = CS_KeybindFinished; |
---|
725 | return; |
---|
726 | } |
---|
727 | |
---|
728 | } |
---|
729 | else |
---|
730 | { |
---|
731 | // Something is wrong |
---|
732 | CommandExecutor::getEvaluation().state_ = CS_Error; |
---|
733 | return; |
---|
734 | } |
---|
735 | break; |
---|
736 | case CS_Shortcut_Finished: |
---|
737 | // Nothing to do |
---|
738 | break; |
---|
739 | case CS_Function_Finished: |
---|
740 | // Nothing to do |
---|
741 | break; |
---|
742 | case CS_ConfigValueFinished: |
---|
743 | // Nothing to do |
---|
744 | break; |
---|
745 | case CS_KeybindFinished: |
---|
746 | // Nothing to do |
---|
747 | break; |
---|
748 | case CS_Error: |
---|
749 | // This is bad |
---|
750 | break; |
---|
751 | } |
---|
752 | } |
---|
753 | |
---|
754 | void CommandExecutor::initialize(const std::string& command) |
---|
755 | { |
---|
756 | CommandExecutor::getEvaluation().processedCommand_ = command; |
---|
757 | CommandExecutor::getEvaluation().additionalParameter_ = ""; |
---|
758 | |
---|
759 | CommandExecutor::getEvaluation().listOfPossibleFunctionClasses_.clear(); |
---|
760 | CommandExecutor::getEvaluation().listOfPossibleShortcuts_.clear(); |
---|
761 | CommandExecutor::getEvaluation().listOfPossibleFunctions_.clear(); |
---|
762 | CommandExecutor::getEvaluation().listOfPossibleConfigValueClasses_.clear(); |
---|
763 | CommandExecutor::getEvaluation().listOfPossibleConfigValues_.clear(); |
---|
764 | CommandExecutor::getEvaluation().listOfPossibleKeys_.clear(); |
---|
765 | |
---|
766 | CommandExecutor::getEvaluation().functionclass_ = 0; |
---|
767 | CommandExecutor::getEvaluation().configvalueclass_ = 0; |
---|
768 | CommandExecutor::getEvaluation().shortcut_ = 0; |
---|
769 | CommandExecutor::getEvaluation().function_ = 0; |
---|
770 | CommandExecutor::getEvaluation().configvalue_ = 0; |
---|
771 | CommandExecutor::getEvaluation().key_ = 0; |
---|
772 | |
---|
773 | CommandExecutor::getEvaluation().errorMessage_ = ""; |
---|
774 | CommandExecutor::getEvaluation().state_ = CS_Empty; |
---|
775 | } |
---|
776 | |
---|
777 | bool CommandExecutor::argumentsGiven(unsigned int num) |
---|
778 | { |
---|
779 | // Because we added a cursor we have +1 arguments |
---|
780 | // There are num arguments given if there are at least num arguments + one cursor |
---|
781 | return (CommandExecutor::getEvaluation().tokens_.size() >= (num + 1)); |
---|
782 | } |
---|
783 | |
---|
784 | unsigned int CommandExecutor::argumentsGiven() |
---|
785 | { |
---|
786 | // Because we added a cursor we have +1 arguments |
---|
787 | if (CommandExecutor::getEvaluation().tokens_.size() >= 1) |
---|
788 | return (CommandExecutor::getEvaluation().tokens_.size() - 1); |
---|
789 | else |
---|
790 | return 0; |
---|
791 | } |
---|
792 | |
---|
793 | std::string CommandExecutor::getToken(unsigned int index) |
---|
794 | { |
---|
795 | if ((index >= 0) && (index < (CommandExecutor::getEvaluation().tokens_.size() - 1))) |
---|
796 | return CommandExecutor::getEvaluation().tokens_[index]; |
---|
797 | else if (index == (CommandExecutor::getEvaluation().tokens_.size() - 1)) |
---|
798 | return CommandExecutor::getEvaluation().tokens_[index].substr(0, CommandExecutor::getEvaluation().tokens_[index].size() - 1); |
---|
799 | else |
---|
800 | return ""; |
---|
801 | } |
---|
802 | |
---|
803 | bool CommandExecutor::enoughParametersGiven(unsigned int head, Executor* executor) |
---|
804 | { |
---|
805 | unsigned int neededParams = head + executor->getParamCount(); |
---|
806 | for (unsigned int i = executor->getParamCount() - 1; i >= 0; i--) |
---|
807 | { |
---|
808 | if (executor->defaultValueSet(i)) |
---|
809 | neededParams--; |
---|
810 | else |
---|
811 | break; |
---|
812 | } |
---|
813 | return (CommandExecutor::getEvaluation().tokens_.size() >= neededParams); |
---|
814 | } |
---|
815 | |
---|
816 | void CommandExecutor::createListOfPossibleFunctionClasses(const std::string& fragment) |
---|
817 | { |
---|
818 | for (std::map<std::string, Identifier*>::const_iterator it = Identifier::getLowercaseIdentifierMapBegin(); it != Identifier::getLowercaseIdentifierMapEnd(); ++it) |
---|
819 | { |
---|
820 | if ((*it).second->hasConsoleCommands()) |
---|
821 | { |
---|
822 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
---|
823 | { |
---|
824 | CommandExecutor::getEvaluation().listOfPossibleFunctionClasses_.push_back(&(*it).first); |
---|
825 | } |
---|
826 | } |
---|
827 | } |
---|
828 | |
---|
829 | CommandExecutor::getEvaluation().listOfPossibleFunctionClasses_.sort(CommandExecutor::compareStringsInList); |
---|
830 | } |
---|
831 | |
---|
832 | void CommandExecutor::createListOfPossibleShortcuts(const std::string& fragment) |
---|
833 | { |
---|
834 | for (std::map<std::string, ExecutorStatic*>::const_iterator it = CommandExecutor::getLowercaseConsoleCommandShortcutMapBegin(); it != CommandExecutor::getLowercaseConsoleCommandShortcutMapEnd(); ++it) |
---|
835 | { |
---|
836 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
---|
837 | { |
---|
838 | CommandExecutor::getEvaluation().listOfPossibleShortcuts_.push_back(&(*it).first); |
---|
839 | } |
---|
840 | } |
---|
841 | |
---|
842 | CommandExecutor::getEvaluation().listOfPossibleShortcuts_.sort(CommandExecutor::compareStringsInList); |
---|
843 | } |
---|
844 | |
---|
845 | void CommandExecutor::createListOfPossibleFunctions(const std::string& fragment, Identifier* identifier) |
---|
846 | { |
---|
847 | for (std::map<std::string, ExecutorStatic*>::const_iterator it = identifier->getLowercaseConsoleCommandMapBegin(); it != identifier->getLowercaseConsoleCommandMapEnd(); ++it) |
---|
848 | { |
---|
849 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
---|
850 | { |
---|
851 | CommandExecutor::getEvaluation().listOfPossibleFunctions_.push_back(&(*it).first); |
---|
852 | } |
---|
853 | } |
---|
854 | |
---|
855 | CommandExecutor::getEvaluation().listOfPossibleFunctions_.sort(CommandExecutor::compareStringsInList); |
---|
856 | } |
---|
857 | |
---|
858 | void CommandExecutor::createListOfPossibleConfigValueClasses(const std::string& fragment) |
---|
859 | { |
---|
860 | for (std::map<std::string, Identifier*>::const_iterator it = Identifier::getLowercaseIdentifierMapBegin(); it != Identifier::getLowercaseIdentifierMapEnd(); ++it) |
---|
861 | { |
---|
862 | if ((*it).second->hasConfigValues()) |
---|
863 | { |
---|
864 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
---|
865 | { |
---|
866 | CommandExecutor::getEvaluation().listOfPossibleConfigValueClasses_.push_back(&(*it).first); |
---|
867 | } |
---|
868 | } |
---|
869 | } |
---|
870 | |
---|
871 | CommandExecutor::getEvaluation().listOfPossibleConfigValueClasses_.sort(CommandExecutor::compareStringsInList); |
---|
872 | } |
---|
873 | |
---|
874 | void CommandExecutor::createListOfPossibleConfigValues(const std::string& fragment, Identifier* identifier) |
---|
875 | { |
---|
876 | for (std::map<std::string, ConfigValueContainer*>::const_iterator it = identifier->getLowercaseConfigValueMapBegin(); it != identifier->getLowercaseConfigValueMapEnd(); ++it) |
---|
877 | { |
---|
878 | if ((*it).first.find(getLowercase(fragment)) == 0 || fragment == "") |
---|
879 | { |
---|
880 | CommandExecutor::getEvaluation().listOfPossibleConfigValues_.push_back(&(*it).first); |
---|
881 | } |
---|
882 | } |
---|
883 | |
---|
884 | CommandExecutor::getEvaluation().listOfPossibleConfigValues_.sort(CommandExecutor::compareStringsInList); |
---|
885 | } |
---|
886 | |
---|
887 | void CommandExecutor::createListOfPossibleKeys(const std::string& fragment) |
---|
888 | { |
---|
889 | // todo |
---|
890 | |
---|
891 | CommandExecutor::getEvaluation().listOfPossibleKeys_.sort(CommandExecutor::compareStringsInList); |
---|
892 | } |
---|
893 | |
---|
894 | bool CommandExecutor::compareStringsInList(const std::string* first, const std::string* second) |
---|
895 | { |
---|
896 | return ((*first) < (*second)); |
---|
897 | } |
---|
898 | |
---|
899 | Identifier* CommandExecutor::getIdentifierOfPossibleFunctionClass(const std::string& name) |
---|
900 | { |
---|
901 | std::map<std::string, Identifier*>::const_iterator it = Identifier::getLowercaseIdentifierMap().find(getLowercase(name)); |
---|
902 | if ((it != Identifier::getLowercaseIdentifierMapEnd()) && (*it).second->hasConsoleCommands()) |
---|
903 | return (*it).second; |
---|
904 | |
---|
905 | return 0; |
---|
906 | } |
---|
907 | |
---|
908 | ExecutorStatic* CommandExecutor::getExecutorOfPossibleShortcut(const std::string& name) |
---|
909 | { |
---|
910 | std::map<std::string, ExecutorStatic*>::const_iterator it = CommandExecutor::getLowercaseConsoleCommandShortcutMap().find(getLowercase(name)); |
---|
911 | if (it != CommandExecutor::getLowercaseConsoleCommandShortcutMapEnd()) |
---|
912 | return (*it).second; |
---|
913 | |
---|
914 | return 0; |
---|
915 | } |
---|
916 | |
---|
917 | ExecutorStatic* CommandExecutor::getExecutorOfPossibleFunction(const std::string& name, Identifier* identifier) |
---|
918 | { |
---|
919 | std::map<std::string, ExecutorStatic*>::const_iterator it = identifier->getLowercaseConsoleCommandMap().find(getLowercase(name)); |
---|
920 | if (it != identifier->getLowercaseConsoleCommandMapEnd()) |
---|
921 | return (*it).second; |
---|
922 | |
---|
923 | return 0; |
---|
924 | } |
---|
925 | |
---|
926 | Identifier* CommandExecutor::getIdentifierOfPossibleConfigValueClass(const std::string& name) |
---|
927 | { |
---|
928 | std::map<std::string, Identifier*>::const_iterator it = Identifier::getLowercaseIdentifierMap().find(getLowercase(name)); |
---|
929 | if ((it != Identifier::getLowercaseIdentifierMapEnd()) && (*it).second->hasConfigValues()) |
---|
930 | return (*it).second; |
---|
931 | |
---|
932 | return 0; |
---|
933 | } |
---|
934 | |
---|
935 | ConfigValueContainer* CommandExecutor::getContainerOfPossibleConfigValue(const std::string& name, Identifier* identifier) |
---|
936 | { |
---|
937 | std::map<std::string, ConfigValueContainer*>::const_iterator it = identifier->getLowercaseConfigValueMap().find(getLowercase(name)); |
---|
938 | if (it != identifier->getLowercaseConfigValueMapEnd()) |
---|
939 | { |
---|
940 | return (*it).second; |
---|
941 | } |
---|
942 | |
---|
943 | return 0; |
---|
944 | } |
---|
945 | |
---|
946 | ConfigValueContainer* CommandExecutor::getContainerOfPossibleKey(const std::string& name) |
---|
947 | { |
---|
948 | // todo |
---|
949 | |
---|
950 | return 0; |
---|
951 | } |
---|
952 | |
---|
953 | std::string CommandExecutor::dump(const std::list<const std::string*>& list) |
---|
954 | { |
---|
955 | std::string output = ""; |
---|
956 | for (std::list<const std::string*>::const_iterator it = list.begin(); it != list.end(); ++it) |
---|
957 | { |
---|
958 | if (it != list.begin()) |
---|
959 | output += " "; |
---|
960 | |
---|
961 | output += (**it); |
---|
962 | } |
---|
963 | return output; |
---|
964 | } |
---|
965 | |
---|
966 | std::string CommandExecutor::dump(const ExecutorStatic* executor) |
---|
967 | { |
---|
968 | std::string output = ""; |
---|
969 | for (unsigned int i = 0; i < executor->getParamCount(); i++) |
---|
970 | { |
---|
971 | if (i != 0) |
---|
972 | output += " "; |
---|
973 | |
---|
974 | if (executor->defaultValueSet(i)) |
---|
975 | output += "["; |
---|
976 | else |
---|
977 | output += "{"; |
---|
978 | |
---|
979 | output += executor->getTypenameParam(i); |
---|
980 | |
---|
981 | if (executor->defaultValueSet(i)) |
---|
982 | output += "]"; |
---|
983 | else |
---|
984 | output += "}"; |
---|
985 | } |
---|
986 | return output; |
---|
987 | } |
---|
988 | |
---|
989 | std::string CommandExecutor::dump(const ConfigValueContainer* container) |
---|
990 | { |
---|
991 | return container->getTypename(); |
---|
992 | } |
---|
993 | |
---|
994 | std::string CommandExecutor::getCommonBegin(const std::list<const std::string*>& list) |
---|
995 | { |
---|
996 | if (list.size() == 0) |
---|
997 | { |
---|
998 | return ""; |
---|
999 | } |
---|
1000 | else if (list.size() == 1) |
---|
1001 | { |
---|
1002 | return ((**list.begin()) + " "); |
---|
1003 | } |
---|
1004 | else |
---|
1005 | { |
---|
1006 | std::string output = ""; |
---|
1007 | for (unsigned int i = 0; true; i++) |
---|
1008 | { |
---|
1009 | char temp = 0; |
---|
1010 | for (std::list<const std::string*>::const_iterator it = list.begin(); it != list.end(); ++it) |
---|
1011 | { |
---|
1012 | if ((**it).size() > i) |
---|
1013 | { |
---|
1014 | if (it == list.begin()) |
---|
1015 | { |
---|
1016 | temp = (**it)[i]; |
---|
1017 | } |
---|
1018 | else |
---|
1019 | { |
---|
1020 | if (temp != (**it)[i]) |
---|
1021 | return output; |
---|
1022 | } |
---|
1023 | } |
---|
1024 | else |
---|
1025 | { |
---|
1026 | return output; |
---|
1027 | } |
---|
1028 | } |
---|
1029 | output += temp; |
---|
1030 | } |
---|
1031 | return output; |
---|
1032 | } |
---|
1033 | } |
---|
1034 | } |
---|