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<?php |
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/** |
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* File containing the {@see Mailcode_Parser_Safeguard_Formatter_SingleLines_Placeholder} class. |
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* |
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* @package Mailcode |
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* @subpackage Parser |
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* @see Mailcode_Parser_Safeguard_Formatter_SingleLines_Placeholder |
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*/ |
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declare(strict_types=1); |
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namespace Mailcode; |
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/** |
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* Detects whether the placeholder needs newlines characters |
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* prepended or appended. |
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* |
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* @package Mailcode |
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* @subpackage Parser |
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* @author Sebastian Mordziol <[email protected]> |
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* |
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* @property Mailcode_Parser_Safeguard_Formatter_SingleLines $formatter |
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*/ |
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class Mailcode_Parser_Safeguard_Formatter_SingleLines_Location extends Mailcode_Parser_Safeguard_FormatterLocation |
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{ |
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/** |
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* @var int |
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*/ |
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protected $eolLength; |
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/** |
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* @var string |
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*/ |
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protected $eol; |
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/** |
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* @var boolean |
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*/ |
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protected $prepend = false; |
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/** |
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* @var boolean |
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*/ |
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protected $append = false; |
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protected function init() : void |
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{ |
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$this->eolLength = $this->formatter->getEOLLength(); |
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$this->eol = $this->formatter->getEOLChar(); |
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$this->analyzePrepend(); |
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$this->analyzeAppend(); |
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} |
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/** |
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* Whether an EOL character needs to be appended or prepended. |
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* |
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* @return bool |
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*/ |
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public function requiresAdjustment() : bool |
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{ |
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return $this->requiresAppend() || $this->requiresPrepend(); |
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} |
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public function requiresPrepend() : bool |
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{ |
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return $this->prepend; |
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} |
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public function requiresAppend() : bool |
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{ |
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return $this->append; |
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} |
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protected function analyzePrepend() : void |
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{ |
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$position = $this->location->getStartPosition(); |
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// we're at the beginning of the string |
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if($position == 0) |
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{ |
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return; |
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} |
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$prevPos = $position - $this->eolLength; |
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if($prevPos < 0) |
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{ |
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$prevPos = 0; |
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} |
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$prev = mb_substr($this->location->getSubjectString(), $prevPos, $this->eolLength); |
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if($prev !== $this->formatter->getEOLChar()) |
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{ |
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$this->prepend = true; |
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} |
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} |
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protected function analyzeAppend() : void |
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{ |
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$subjectLength = $this->location->getSubjectLength(); |
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$position = $this->location->getEndPosition(); |
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// we're at the end of the string |
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if($position >= $subjectLength) |
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{ |
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return; |
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} |
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$nextPos = $position + $this->eolLength; |
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if($nextPos > $subjectLength) |
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{ |
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$nextPos = $subjectLength - $this->eolLength; |
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} |
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$next = mb_substr($this->location->getSubjectString(), $nextPos, $this->eolLength); |
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if($next !== $this->formatter->getEOLChar()) |
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{ |
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$this->append = true; |
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} |
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} |
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protected function getAdjustedText() : string |
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{ |
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$prepend = ''; |
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$append = ''; |
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if($this->requiresPrepend()) |
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{ |
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$prepend = $this->eol; |
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} |
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if($this->requiresAppend()) |
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{ |
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$append = $this->eol; |
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} |
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return $prepend.$this->location->getPlaceholderString().$append; |
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} |
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} |
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Mistralys /
mailcode
