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<?php |
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declare(strict_types=1); |
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/* |
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* citeproc-php |
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* |
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* @link https://github.com/seboettg/citeproc-php for the source repository |
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* @copyright Copyright (c) 2020 Sebastian Böttger. |
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* @license https://opensource.org/licenses/MIT |
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*/ |
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namespace Seboettg\CiteProc\Styles; |
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use Seboettg\Collection\ArrayList; |
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use SimpleXMLElement; |
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final class FormattingRenderer implements StyleRendererInterface |
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{ |
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public static function factory(SimpleXMLElement $node) |
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{ |
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$formattingAttributes = [ |
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'font-style', |
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'font-family', |
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'font-weight', |
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'font-variant', |
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'text-decoration', |
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'vertical-align' |
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]; |
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$instance = new self(); |
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foreach ($node->attributes() as $attribute) { |
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$name = (string) $attribute->getName(); |
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$value = (string) $attribute; |
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if (in_array($name, $formattingAttributes)) { |
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$instance->addFormattingOption($name, $value); |
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} |
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} |
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return $instance; |
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} |
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/** |
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* @var ArrayList |
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*/ |
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private $formattingOptions; |
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public function __construct() |
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{ |
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$this->formattingOptions = new ArrayList(); |
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} |
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public function addFormattingOption($option, $optionValue) |
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{ |
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$this->formattingOptions->add($option, $optionValue); |
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} |
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public function render(string $text): string |
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{ |
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if (empty($text)) { |
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return $text; |
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} |
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if (!empty($this->formattingOptions)) { |
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$format = []; |
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foreach ($this->formattingOptions as $option => $optionValue) { |
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switch ($optionValue) { |
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case "italic": |
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$text = sprintf("<i>%s</i>", $text); |
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break; |
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case "bold": |
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$text = sprintf("<b>%s</b>", $text); |
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break; |
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case "normal": |
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break; |
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default: |
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if ($option === "vertical-align") { |
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1 |
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if ($optionValue === "sub") { |
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$text = sprintf("<sub>%s</sub>", $text); |
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} elseif ($optionValue === "sup") { |
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$text = sprintf("<sup>%s</sup>", $text); |
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} |
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} else { |
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if ($option !== "text-decoration" || $optionValue !== "none") { |
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$format[] = "$option: $optionValue"; |
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} |
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} |
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} |
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} |
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if (!empty($format)) { |
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$text = sprintf('<span style="%s">%s</span>', implode(";", $format), $text); |
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} |
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} |
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return $text; |
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} |
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} |
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seboettg /
citeproc-php
