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<?php |
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namespace PhpBotFramework\Commands; |
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// Use to sort _command_types based on prior |
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function sortingPrior($a, $b) { |
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if($a['prior'] > $b['prior']) |
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return 1; |
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if($a['prior'] < $b['prior']) |
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return -1; |
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if($a['prior'] == $b['prior']) |
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return 0; |
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} |
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trait CommandHandler { |
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/** |
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* \addtogroup Commands |
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* \brief What commands are |
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* @{ |
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*/ |
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/** \brief (<i>Internal</i>)contains all command that can trigger the bot. |
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* \details E.g. Add each type of command processed by the bot into this array to avoid overhead. */ |
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protected $_command_types; |
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/** |
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* \brief (<i>Internal</i>) Init commands to speed up processing. |
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* \details Get all command that the bot handle, and put them in priority. |
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*/ |
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protected function initCommands() { |
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// All command types with respective update |
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static $commands = ['MessageCommand' => |
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['var' => '_message_commands', 'update' => 'message', 'prior' => '1'], |
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'CallbackCommand' => |
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['var' => '_callback_commands', 'update' => 'callback_query', 'prior' => '1'], |
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'MessageRegexCommand' => ['var' => '_message_regex_commands', 'update' => 'message', 'prior' => '2']]; |
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// Sort them by priority |
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uasort($commands, 'PhpBotFramework\Commands\sortingPrior'); |
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// Iterate over each |
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foreach ($commands as $index => $command) { |
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// If there is at least a command of that type (by checking that the container exists and it is not empty) |
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if (isset($this->{$command['var']}) && !empty($this->{$command['var']})) { |
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// Add the type to the command container |
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$this->_command_types[] = ['method' => "process$index", 'update' => $command['update']]; |
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} |
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} |
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} |
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/** |
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* \brief Process updates handling first commands, and then general methods (e.g. BaseBot::processMessage()) |
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* @param $update Update to process. |
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* @return Id of the update processed. |
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*/ |
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protected function processUpdate(array $update) : int { |
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// For each command active (checked by initCommands()) |
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foreach ($this->_command_types as $index => $command) { |
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// If the update type is right and the update triggered a command |
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if (isset($update[$command['update']]) && $this->{$command['method']}($update[$command['update']])) { |
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// Return the id as we already processed this update |
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return $update['update_id']; |
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} |
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} |
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// Call the parent method because this update didn't trigger any command |
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return parent::processUpdate($update); |
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} |
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/** @} */ |
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} |
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