Conditions | 67 |
Paths | 187 |
Total Lines | 246 |
Code Lines | 153 |
Lines | 0 |
Ratio | 0 % |
Changes | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
1 | <?php declare(strict_types=1); |
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459 | public function decode($str) |
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460 | { |
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461 | $str = $this->reduce_string($str); |
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462 | |||
463 | switch (mb_strtolower($str)) { |
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464 | case 'true': |
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465 | return true; |
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466 | case 'false': |
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467 | return false; |
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468 | case 'null': |
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469 | return null; |
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470 | default: |
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471 | $m = []; |
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472 | |||
473 | if (is_numeric($str)) { |
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474 | // Lookie-loo, it's a number |
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475 | |||
476 | // This would work on its own, but I'm trying to be |
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477 | // good about returning integers where appropriate: |
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478 | // return (float)$str; |
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479 | |||
480 | // Return float or int, as appropriate |
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481 | return ((float)$str == (int)$str) ? (int)$str : (float)$str; |
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482 | } |
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483 | |||
484 | if (preg_match('/^("|\').*(\1)$/s', $str, $m) && $m[1] == $m[2]) { |
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485 | // STRINGS RETURNED IN UTF-8 FORMAT |
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486 | $delim = mb_substr($str, 0, 1); |
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487 | $chrs = mb_substr($str, 1, -1); |
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488 | $utf8 = ''; |
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489 | $strlen_chrs = mb_strlen($chrs); |
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490 | |||
491 | for ($c = 0; $c < $strlen_chrs; ++$c) { |
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492 | $substr_chrs_c_2 = mb_substr($chrs, $c, 2); |
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493 | $ord_chrs_c = ord($chrs[$c]); |
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494 | |||
495 | switch (true) { |
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496 | case '\b' === $substr_chrs_c_2: |
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497 | $utf8 .= chr(0x08); |
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498 | ++$c; |
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499 | break; |
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500 | case '\t' === $substr_chrs_c_2: |
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501 | $utf8 .= chr(0x09); |
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502 | ++$c; |
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503 | break; |
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504 | case '\n' === $substr_chrs_c_2: |
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505 | $utf8 .= chr(0x0A); |
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506 | ++$c; |
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507 | break; |
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508 | case '\f' === $substr_chrs_c_2: |
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509 | $utf8 .= chr(0x0C); |
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510 | ++$c; |
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511 | break; |
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512 | case '\r' === $substr_chrs_c_2: |
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513 | $utf8 .= chr(0x0D); |
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514 | ++$c; |
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515 | break; |
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516 | case '\\"' === $substr_chrs_c_2: |
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517 | case '\\\'' === $substr_chrs_c_2: |
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518 | case '\\\\' === $substr_chrs_c_2: |
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519 | case '\\/' === $substr_chrs_c_2: |
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520 | if (('"' === $delim && '\\\'' !== $substr_chrs_c_2) |
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521 | || ("'" === $delim && '\\"' !== $substr_chrs_c_2)) { |
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522 | $utf8 .= $chrs[++$c]; |
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523 | } |
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524 | break; |
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525 | case preg_match('/\\\u[0-9A-F]{4}/i', mb_substr($chrs, $c, 6)): |
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526 | // single, escaped unicode character |
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527 | $utf16 = chr(hexdec(mb_substr($chrs, $c + 2, 2))) . chr(hexdec(mb_substr($chrs, $c + 4, 2))); |
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528 | $utf8 .= $this->utf162utf8($utf16); |
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529 | $c += 5; |
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530 | break; |
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531 | case ($ord_chrs_c >= 0x20) && ($ord_chrs_c <= 0x7F): |
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532 | $utf8 .= $chrs[$c]; |
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533 | break; |
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534 | case 0xC0 == ($ord_chrs_c & 0xE0): |
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535 | // characters U-00000080 - U-000007FF, mask 110SONGLIST |
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536 | //see https://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 |
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537 | $utf8 .= mb_substr($chrs, $c, 2); |
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538 | ++$c; |
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539 | break; |
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540 | case 0xE0 == ($ord_chrs_c & 0xF0): |
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541 | // characters U-00000800 - U-0000FFFF, mask 1110XXXX |
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542 | // see https://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 |
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543 | $utf8 .= mb_substr($chrs, $c, 3); |
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544 | $c += 2; |
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545 | break; |
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546 | case 0xF0 == ($ord_chrs_c & 0xF8): |
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547 | // characters U-00010000 - U-001FFFFF, mask 11110XXX |
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548 | // see https://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 |
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549 | $utf8 .= mb_substr($chrs, $c, 4); |
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550 | $c += 3; |
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551 | break; |
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552 | case 0xF8 == ($ord_chrs_c & 0xFC): |
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553 | // characters U-00200000 - U-03FFFFFF, mask 111110XX |
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554 | // see https://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 |
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555 | $utf8 .= mb_substr($chrs, $c, 5); |
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556 | $c += 4; |
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557 | break; |
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558 | case 0xFC == ($ord_chrs_c & 0xFE): |
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559 | // characters U-04000000 - U-7FFFFFFF, mask 1111110X |
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560 | // see https://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 |
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561 | $utf8 .= mb_substr($chrs, $c, 6); |
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562 | $c += 5; |
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563 | break; |
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564 | } |
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565 | } |
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566 | |||
567 | return $utf8; |
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568 | } |
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569 | |||
570 | if (preg_match('/^\[.*\]$/s', $str) || preg_match('/^\{.*\}$/s', $str)) { |
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571 | // array, or object notation |
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572 | |||
573 | if ('[' === $str[0]) { |
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574 | $stk = [SERVICES_JSON_IN_ARR]; |
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575 | $arr = []; |
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576 | } elseif ($this->use & SERVICES_JSON_LOOSE_TYPE) { |
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577 | $stk = [SERVICES_JSON_IN_OBJ]; |
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578 | $obj = []; |
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579 | } else { |
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580 | $stk = [SERVICES_JSON_IN_OBJ]; |
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581 | $obj = new stdClass(); |
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582 | } |
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583 | |||
584 | array_push( |
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585 | $stk, |
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586 | [ |
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587 | 'what' => SERVICES_JSON_SLICE, |
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588 | 'where' => 0, |
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589 | 'delim' => false, |
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590 | ] |
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591 | ); |
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592 | |||
593 | $chrs = mb_substr($str, 1, -1); |
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594 | $chrs = $this->reduce_string($chrs); |
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595 | |||
596 | if ('' == $chrs) { |
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597 | if (SERVICES_JSON_IN_ARR == reset($stk)) { |
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598 | return $arr; |
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599 | } |
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600 | |||
601 | return $obj; |
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602 | } |
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603 | |||
604 | //print("\nparsing {$chrs}\n"); |
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605 | |||
606 | $strlen_chrs = mb_strlen($chrs); |
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607 | |||
608 | for ($c = 0; $c <= $strlen_chrs; ++$c) { |
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609 | $top = end($stk); |
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610 | $substr_chrs_c_2 = mb_substr($chrs, $c, 2); |
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611 | |||
612 | if (($c == $strlen_chrs) || ((',' === $chrs[$c]) && (SERVICES_JSON_SLICE == $top['what']))) { |
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613 | // found a comma that is not inside a string, array, etc., |
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614 | // OR we've reached the end of the character list |
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615 | $slice = mb_substr($chrs, $top['where'], $c - $top['where']); |
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616 | array_push($stk, ['what' => SERVICES_JSON_SLICE, 'where' => $c + 1, 'delim' => false]); |
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617 | //print("Found split at {$c}: ".substr($chrs, $top['where'], (1 + $c - $top['where']))."\n"); |
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618 | |||
619 | if (SERVICES_JSON_IN_ARR == reset($stk)) { |
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620 | // we are in an array, so just push an element onto the stack |
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621 | $arr[] = $this->decode($slice); |
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622 | } elseif (SERVICES_JSON_IN_OBJ == reset($stk)) { |
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623 | // we are in an object, so figure |
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624 | // out the property name and set an |
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625 | // element in an associative array, |
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626 | // for now |
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627 | $parts = []; |
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628 | |||
629 | if (preg_match('/^\s*(["\'].*[^\\\]["\'])\s*:\s*(\S.*),?$/Uis', $slice, $parts)) { |
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630 | // "name":value pair |
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631 | $key = $this->decode($parts[1]); |
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632 | $val = $this->decode($parts[2]); |
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633 | |||
634 | if ($this->use & SERVICES_JSON_LOOSE_TYPE) { |
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635 | $obj[$key] = $val; |
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636 | } else { |
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637 | $obj->$key = $val; |
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638 | } |
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639 | } elseif (preg_match('/^\s*(\w+)\s*:\s*(\S.*),?$/Uis', $slice, $parts)) { |
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640 | // name:value pair, where name is unquoted |
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641 | $key = $parts[1]; |
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642 | $val = $this->decode($parts[2]); |
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643 | |||
644 | if ($this->use & SERVICES_JSON_LOOSE_TYPE) { |
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645 | $obj[$key] = $val; |
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646 | } else { |
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647 | $obj->$key = $val; |
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648 | } |
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649 | } |
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650 | } |
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651 | } elseif ((('"' === $chrs[$c]) || ("'" === $chrs[$c])) && (SERVICES_JSON_IN_STR != $top['what'])) { |
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652 | // found a quote, and we are not inside a string |
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653 | array_push($stk, ['what' => SERVICES_JSON_IN_STR, 'where' => $c, 'delim' => $chrs[$c]]); |
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654 | //print("Found start of string at {$c}\n"); |
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655 | } elseif (($chrs[$c] == $top['delim']) |
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656 | && (SERVICES_JSON_IN_STR == $top['what']) |
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657 | && (1 != (mb_strlen(mb_substr($chrs, 0, $c)) - mb_strlen(rtrim(mb_substr($chrs, 0, $c), '\\'))) % 2)) { |
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658 | // found a quote, we're in a string, and it's not escaped |
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659 | // we know that it's not escaped becase there is _not_ an |
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660 | // odd number of backslashes at the end of the string so far |
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661 | array_pop($stk); |
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662 | //print("Found end of string at {$c}: ".substr($chrs, $top['where'], (1 + 1 + $c - $top['where']))."\n"); |
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663 | } elseif (('[' === $chrs[$c]) |
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664 | && in_array($top['what'], [SERVICES_JSON_SLICE, SERVICES_JSON_IN_ARR, SERVICES_JSON_IN_OBJ], true)) { |
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665 | // found a left-bracket, and we are in an array, object, or slice |
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666 | array_push($stk, ['what' => SERVICES_JSON_IN_ARR, 'where' => $c, 'delim' => false]); |
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667 | //print("Found start of array at {$c}\n"); |
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668 | } elseif ((']' === $chrs[$c]) && (SERVICES_JSON_IN_ARR == $top['what'])) { |
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669 | // found a right-bracket, and we're in an array |
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670 | array_pop($stk); |
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671 | //print("Found end of array at {$c}: ".substr($chrs, $top['where'], (1 + $c - $top['where']))."\n"); |
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672 | } elseif (('{' === $chrs[$c]) |
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673 | && in_array($top['what'], [SERVICES_JSON_SLICE, SERVICES_JSON_IN_ARR, SERVICES_JSON_IN_OBJ], true)) { |
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674 | // found a left-brace, and we are in an array, object, or slice |
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675 | array_push($stk, ['what' => SERVICES_JSON_IN_OBJ, 'where' => $c, 'delim' => false]); |
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676 | //print("Found start of object at {$c}\n"); |
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677 | } elseif (('}' === $chrs[$c]) && (SERVICES_JSON_IN_OBJ == $top['what'])) { |
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678 | // found a right-brace, and we're in an object |
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679 | array_pop($stk); |
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680 | //print("Found end of object at {$c}: ".substr($chrs, $top['where'], (1 + $c - $top['where']))."\n"); |
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681 | } elseif (('/*' === $substr_chrs_c_2) |
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682 | && in_array($top['what'], [SERVICES_JSON_SLICE, SERVICES_JSON_IN_ARR, SERVICES_JSON_IN_OBJ], true)) { |
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683 | // found a comment start, and we are in an array, object, or slice |
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684 | array_push($stk, ['what' => SERVICES_JSON_IN_CMT, 'where' => $c, 'delim' => false]); |
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685 | ++$c; |
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686 | //print("Found start of comment at {$c}\n"); |
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687 | } elseif (('*/' === $substr_chrs_c_2) && (SERVICES_JSON_IN_CMT == $top['what'])) { |
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688 | // found a comment end, and we're in one now |
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689 | array_pop($stk); |
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690 | ++$c; |
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691 | |||
692 | for ($i = $top['where']; $i <= $c; ++$i) { |
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693 | $chrs = substr_replace($chrs, ' ', $i, 1); |
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694 | } |
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695 | //print("Found end of comment at {$c}: ".substr($chrs, $top['where'], (1 + $c - $top['where']))."\n"); |
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696 | } |
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697 | } |
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698 | |||
699 | if (SERVICES_JSON_IN_ARR == reset($stk)) { |
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700 | return $arr; |
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701 | } |
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702 | |||
703 | if (SERVICES_JSON_IN_OBJ == reset($stk)) { |
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704 | return $obj; |
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705 | } |
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780 |