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<?php |
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namespace Goetas\Twital\Helper; |
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use Goetas\Twital\Exception; |
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/** |
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* |
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* @author Asmir Mustafic <[email protected]> |
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* |
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*/ |
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class ParserHelper |
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{ |
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private static $closing = array( |
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'}' => '{', |
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')' => '(', |
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']' => '[' |
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); |
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public static function staticSplitExpression($str, $splitter, $limit = 0) |
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{ |
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$in = array(); |
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$inApex = false; |
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$parts = array(); |
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$prev = 0; |
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for ($i = 0, $l = strlen($str); $i < $l; $i++) { |
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$chr = $str[$i]; |
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if ($chr == "'" || $chr == '"') { |
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$j = 1; |
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while ($i >= $j && $str[$i - $j] === '\\') { |
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1 |
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$j++; |
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1 |
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} |
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if ($j % 2 !== 0) { |
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if (!$inApex) { |
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$inApex = $chr; |
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} elseif ($inApex === $chr) { |
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$inApex = false; |
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} |
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} |
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} |
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if (!$inApex) { |
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if (in_array($chr, self::$closing)) { |
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array_push($in, $chr); |
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} elseif (isset(self::$closing[$chr]) && self::$closing[$chr] === end($in)) { |
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array_pop($in); |
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} elseif (isset(self::$closing[$chr]) && !count($in)) { |
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throw new Exception(sprintf('Unexpected "%s" next to "%s"', $chr, substr($str, 0, $i + 1))); |
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} |
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if (!count($in) && $chr === $splitter) { |
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$parts[] = substr($str, $prev, $i - $prev); |
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$prev = $i + 1; |
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if ($limit > 1 && count($parts) == ($limit - 1)) { |
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break; |
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} |
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} |
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} |
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} |
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if ($inApex) { |
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throw new Exception(sprintf('Can\'t find the closing "%s" in "%s" expression', $inApex, $str)); |
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} elseif (count($in)) { |
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throw new Exception(sprintf('Can\'t find the closing braces for "%s" in "%s" expression', implode(',', $in), $str)); |
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} |
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$parts[] = substr($str, $prev); |
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return array_map('trim', $parts); |
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} |
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public static function implodeKeyedDouble($glue, array $array, $quoteKeys = false) |
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{ |
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$a = array(); |
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foreach ($array as $key => $val) { |
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$a[] = ($quoteKeys ? "'$key'" : $key) . ":[" . implode(",", $val) . "]"; |
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} |
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return implode($glue, $a); |
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} |
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public static function implodeKeyed($glue, array $array, $quoteKeys = false) |
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{ |
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$a = array(); |
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foreach ($array as $key => $val) { |
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$a[] = ($quoteKeys ? "'$key'" : $key) . ":$val"; |
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} |
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return implode($glue, $a); |
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} |
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} |
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goetas /
twital
