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<?php |
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/* |
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* This is part of the webuni/commonmark-attributes-extension package. |
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* |
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* (c) Martin Hasoň <[email protected]> |
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* (c) Webuni s.r.o. <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Webuni\CommonMark\AttributesExtension; |
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use League\CommonMark\Block\Element\AbstractBlock; |
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use League\CommonMark\Cursor; |
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use League\CommonMark\Inline\Element\AbstractInline; |
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use League\CommonMark\Util\RegexHelper; |
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class AttributesUtils |
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{ |
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private static $regexp; |
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public static function parse(Cursor $cursor) |
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{ |
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if (null === self::$regexp) { |
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$regex = RegexHelper::getInstance(); |
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self::$regexp = sprintf( |
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'/^\s*([.#][_a-z0-9-]+|%s%s)(?<!})\s*/i', |
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$regex->getPartialRegex(RegexHelper::ATTRIBUTENAME), |
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$regex->getPartialRegex(RegexHelper::ATTRIBUTEVALUESPEC) |
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); |
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} |
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$state = $cursor->saveState(); |
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$cursor->advanceToNextNonSpaceOrNewline(); |
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if ('{' !== $cursor->getCharacter()) { |
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$cursor->restoreState($state); |
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return []; |
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} |
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$cursor->advanceBy(1); |
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if (':' === $cursor->getCharacter()) { |
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$cursor->advanceBy(1); |
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} |
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$attributes = []; |
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while ($attribute = trim($cursor->match(self::$regexp))) { |
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if ('#' === $attribute[0]) { |
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$attributes['id'] = substr($attribute, 1); |
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continue; |
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} |
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if ('.' === $attribute[0]) { |
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$attributes['class'][] = substr($attribute, 1); |
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continue; |
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} |
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list($name, $value) = explode('=', $attribute, 2); |
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$first = $value[0]; |
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$last = substr($value, -1); |
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if ((('"' === $first && '"' === $last) || ("'" === $first && "'" === $last)) && strlen($value) > 1) { |
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$value = substr($value, 1, -1); |
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} |
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if ('class' === strtolower(trim($name))) { |
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View Code Duplication |
foreach (array_filter(explode(' ', trim($value))) as $class) { |
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$attributes['class'][] = $class; |
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} |
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} else { |
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$attributes[trim($name)] = trim($value); |
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} |
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} |
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if (null === $cursor->match('/}/')) { |
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$cursor->restoreState($state); |
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return []; |
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} |
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if (!count($attributes)) { |
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$cursor->restoreState($state); |
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return []; |
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} |
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if (isset($attributes['class'])) { |
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$attributes['class'] = implode(' ', $attributes['class']); |
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} |
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return $attributes; |
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} |
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public static function merge($attributes1, $attributes2) |
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{ |
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$attributes = []; |
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foreach ([$attributes1, $attributes2] as $arg) { |
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if ($arg instanceof AbstractBlock || $arg instanceof AbstractInline) { |
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$arg = isset($arg->data['attributes']) ? $arg->data['attributes'] : []; |
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} |
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$arg = (array) $arg; |
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if (isset($arg['class'])) { |
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View Code Duplication |
foreach (array_filter(explode(' ', trim($arg['class']))) as $class) { |
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$attributes['class'][] = $class; |
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} |
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unset($arg['class']); |
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} |
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$attributes = array_merge($attributes, $arg); |
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} |
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if (isset($attributes['class'])) { |
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$attributes['class'] = implode(' ', $attributes['class']); |
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} |
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return $attributes; |
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} |
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} |
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webuni /
commonmark-attributes-extension
Loading history...
This method has been deprecated. The supplier of the class has supplied an explanatory message.
The explanatory message should give you some clue as to whether and when the method will be removed from the class and what other method or class to use instead.