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<?php |
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/** |
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* File containing the {@see \Mailcode\Traits\Commands\Validation\BreakAtTrait} trait. |
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* |
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* @see \Mailcode\Traits\Commands\Validation\BreakAtTrait |
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* @subpackage Validation |
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* @package Mailcode |
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*/ |
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declare(strict_types=1); |
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namespace Mailcode\Traits\Commands\Validation; |
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use Mailcode\Commands\CommandException; |
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use Mailcode\Commands\ParamsException; |
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use Mailcode\Interfaces\Commands\Validation\BreakAtInterface; |
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use Mailcode\Mailcode_Commands_Keywords; |
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use Mailcode\Mailcode_Exception; |
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use Mailcode\Mailcode_Parser_Statement_Tokenizer_Process_StringLiterals; |
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use Mailcode\Mailcode_Parser_Statement_Tokenizer_Token; |
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use Mailcode\Mailcode_Parser_Statement_Tokenizer_Token_Number; |
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use Mailcode\Mailcode_Parser_Statement_Tokenizer_Token_StringLiteral; |
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use Mailcode\Mailcode_Parser_Statement_Tokenizer_Token_Variable; |
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use Mailcode\Mailcode_Variables_Variable; |
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use function Mailcode\t; |
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/** |
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* Command validation drop-in: checks for the presence |
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* of the `break-at` parameter in the command statement. |
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* |
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* @package Mailcode |
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* @subpackage Validation |
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* @author Olaf Böcker <[email protected]> |
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* |
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* @see BreakAtInterface |
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*/ |
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trait BreakAtTrait |
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{ |
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private bool $breakAtEnabled = false; |
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private ?Mailcode_Parser_Statement_Tokenizer_Token $breakAtToken = null; |
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protected function validateSyntax_check_break_at(): void |
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{ |
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$this->breakAtToken = $this |
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->requireParams() |
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->getInfo() |
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->getTokenByParamName(BreakAtInterface::PARAMETER_NAME); |
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if($this->breakAtToken === null) { |
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$this->breakAtEnabled = false; |
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return; |
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} |
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if (!$this->breakAtToken instanceof Mailcode_Parser_Statement_Tokenizer_Token_Number && |
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!$this->breakAtToken instanceof Mailcode_Parser_Statement_Tokenizer_Token_Variable) { |
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$this->validationResult->makeError( |
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t('Invalid break-at value:') . ' ' . t('Expected a number or variable.'), |
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BreakAtInterface::VALIDATION_BREAK_AT_CODE_WRONG_TYPE |
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); |
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return; |
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} |
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$this->breakAtEnabled = true; |
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} |
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public function isBreakAtEnabled(): bool |
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{ |
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return $this->breakAtEnabled; |
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} |
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public function getBreakAtToken(): ?Mailcode_Parser_Statement_Tokenizer_Token |
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{ |
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return $this->breakAtToken; |
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} |
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/** |
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* @return Mailcode_Variables_Variable|int|NULL |
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*/ |
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public function getBreakAt() |
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{ |
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$token = $this->getBreakAtToken(); |
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if($token === null) { |
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return null; |
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} |
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if($token instanceof Mailcode_Parser_Statement_Tokenizer_Token_Variable) { |
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return $token->getVariable(); |
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} |
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if($token instanceof Mailcode_Parser_Statement_Tokenizer_Token_Number) { |
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return (int)$token->getValue(); |
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} |
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if($token instanceof Mailcode_Parser_Statement_Tokenizer_Token_StringLiteral) { |
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return (int)$token->getText(); |
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} |
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return null; |
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} |
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/** |
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* @param Mailcode_Variables_Variable|number|NULL $breakAt |
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* @return $this |
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* @throws CommandException {@see BreakAtInterface::ERROR_INVALID_BREAK_AT_VALUE} |
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* @throws ParamsException |
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*/ |
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public function setBreakAt($breakAt) : self |
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{ |
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$info = $this->requireParams()->getInfo(); |
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if(isset($this->breakAtToken)) { |
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$info->removeToken($this->breakAtToken); |
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} |
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$this->breakAtEnabled = false; |
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$this->breakAtToken = null; |
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if($breakAt === null) { |
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return $this; |
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} |
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$token = null; |
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if(is_numeric($breakAt)) |
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{ |
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$token = $info->addNumber((string)(int)$breakAt); |
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} |
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else if($breakAt instanceof Mailcode_Variables_Variable) |
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{ |
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$token = $info->addVariable($breakAt); |
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} |
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if($token !== null) |
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{ |
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$info->setParamName($token, BreakAtInterface::PARAMETER_NAME); |
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$this->breakAtEnabled = true; |
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$this->breakAtToken = $token; |
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return $this; |
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} |
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throw new CommandException( |
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'Invalid break-at value', |
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sprintf( |
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'Expected a number or variable, got: %s', |
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$breakAt instanceof Mailcode_Variables_Variable ? $breakAt->getFullName() : $breakAt |
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), |
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BreakAtInterface::ERROR_INVALID_BREAK_AT_VALUE |
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); |
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} |
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} |
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