| Conditions | 57 |
| Paths | 6 |
| Total Lines | 257 |
| Code Lines | 151 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 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 |
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| 627 | private function parse_span_elements($text, $markers = ['![', '&', '*', '<', '[', '_', '`', 'http', '~~']) |
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| 628 | { |
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| 629 | if (false === isset($text[2]) or $markers === []) { |
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| 630 | return $text; |
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| 631 | } |
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| 632 | |||
| 633 | # ~ |
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| 634 | |||
| 635 | $markup = ''; |
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| 636 | |||
| 637 | while ($markers) { |
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| 638 | $closest_marker = null; |
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| 639 | $closest_marker_index = 0; |
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| 640 | $closest_marker_position = null; |
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| 641 | |||
| 642 | foreach ($markers as $index => $marker) { |
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| 643 | $marker_position = mb_strpos($text, $marker); |
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| 644 | |||
| 645 | if (false === $marker_position) { |
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| 646 | unset($markers[$index]); |
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| 647 | |||
| 648 | continue; |
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| 649 | } |
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| 650 | |||
| 651 | if (null === $closest_marker or $marker_position < $closest_marker_position) { |
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| 652 | $closest_marker = $marker; |
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| 653 | $closest_marker_index = $index; |
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| 654 | $closest_marker_position = $marker_position; |
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| 655 | } |
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| 656 | } |
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| 657 | |||
| 658 | # ~ |
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| 659 | |||
| 660 | if (null === $closest_marker or false === isset($text[$closest_marker_position + 2])) { |
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| 661 | $markup .= $text; |
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| 662 | |||
| 663 | break; |
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| 664 | } |
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| 665 | $markup .= mb_substr($text, 0, $closest_marker_position); |
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| 666 | |||
| 667 | $text = mb_substr($text, $closest_marker_position); |
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| 668 | |||
| 669 | # ~ |
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| 670 | |||
| 671 | unset($markers[$closest_marker_index]); |
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| 672 | |||
| 673 | # ~ |
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| 674 | |||
| 675 | switch ($closest_marker) { |
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| 676 | case '![': |
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| 677 | case '[': |
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| 678 | |||
| 679 | if (mb_strpos($text, ']') and preg_match('/\[((?:[^][]|(?R))*)\]/', $text, $matches)) { |
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| 680 | $element = [ |
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| 681 | '!' => '!' === $text[0], |
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| 682 | 'a' => $matches[1], |
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| 683 | ]; |
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| 684 | |||
| 685 | $offset = mb_strlen($matches[0]); |
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| 686 | |||
| 687 | $element['!'] and ++$offset; |
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| 688 | |||
| 689 | $remaining_text = mb_substr($text, $offset); |
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| 690 | |||
| 691 | if ('(' === $remaining_text[0] and preg_match('/\([ ]*(.*?)(?:[ ]+[\'"](.+?)[\'"])?[ ]*\)/', $remaining_text, $matches)) { |
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| 692 | $element['»'] = $matches[1]; |
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| 693 | |||
| 694 | if (isset($matches[2])) { |
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| 695 | $element['#'] = $matches[2]; |
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| 696 | } |
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| 697 | |||
| 698 | $offset += mb_strlen($matches[0]); |
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| 699 | } elseif ($this->reference_map) { |
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| 700 | $reference = $element['a']; |
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| 701 | |||
| 702 | if (preg_match('/^\s*\[(.*?)\]/', $remaining_text, $matches)) { |
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| 703 | $reference = $matches[1] ?: $element['a']; |
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| 704 | |||
| 705 | $offset += mb_strlen($matches[0]); |
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| 706 | } |
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| 707 | |||
| 708 | $reference = mb_strtolower($reference); |
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| 709 | |||
| 710 | if (isset($this->reference_map[$reference])) { |
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| 711 | $element['»'] = $this->reference_map[$reference]['»']; |
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| 712 | |||
| 713 | if (isset($this->reference_map[$reference]['#'])) { |
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| 714 | $element['#'] = $this->reference_map[$reference]['#']; |
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| 715 | } |
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| 716 | } else { |
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| 717 | unset($element); |
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| 718 | } |
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| 719 | } else { |
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| 720 | unset($element); |
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| 721 | } |
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| 722 | } |
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| 723 | |||
| 724 | if (isset($element)) { |
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| 725 | $element['»'] = str_replace('&', '&', $element['»']); |
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| 726 | $element['»'] = str_replace('<', '<', $element['»']); |
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| 727 | |||
| 728 | if ($element['!']) { |
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| 729 | $markup .= '<img alt="' . $element['a'] . '" src="' . $element['»'] . '" >'; |
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| 730 | } else { |
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| 731 | $element['a'] = $this->parse_span_elements($element['a'], $markers); |
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| 732 | |||
| 733 | $markup .= isset($element['#']) ? '<a href="' . $element['»'] . '" title="' . $element['#'] . '">' . $element['a'] . '</a>' : '<a href="' . $element['»'] . '">' . $element['a'] . '</a>'; |
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| 734 | } |
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| 735 | |||
| 736 | unset($element); |
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| 737 | } else { |
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| 738 | $markup .= $closest_marker; |
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| 739 | |||
| 740 | $offset = '![' === $closest_marker ? 2 : 1; |
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| 741 | } |
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| 742 | |||
| 743 | break; |
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| 744 | case '&': |
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| 745 | |||
| 746 | if (preg_match('/^&#?\w+;/', $text, $matches)) { |
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| 747 | $markup .= $matches[0]; |
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| 748 | |||
| 749 | $offset = mb_strlen($matches[0]); |
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| 750 | } else { |
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| 751 | $markup .= '&'; |
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| 752 | |||
| 753 | $offset = 1; |
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| 754 | } |
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| 755 | |||
| 756 | break; |
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| 757 | case '*': |
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| 758 | case '_': |
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| 759 | |||
| 760 | if ($text[1] === $closest_marker and preg_match($this->strong_regex[$closest_marker], $text, $matches)) { |
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| 761 | $matches[1] = $this->parse_span_elements($matches[1], $markers); |
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| 762 | |||
| 763 | $markup .= '<strong>' . $matches[1] . '</strong>'; |
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| 764 | } elseif (preg_match($this->em_regex[$closest_marker], $text, $matches)) { |
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| 765 | $matches[1] = $this->parse_span_elements($matches[1], $markers); |
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| 766 | |||
| 767 | $markup .= '<em>' . $matches[1] . '</em>'; |
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| 768 | } elseif ($text[1] === $closest_marker and preg_match($this->strong_em_regex[$closest_marker], $text, $matches)) { |
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| 769 | $matches[2] = $this->parse_span_elements($matches[2], $markers); |
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| 770 | |||
| 771 | $matches[1] and $matches[1] = $this->parse_span_elements($matches[1], $markers); |
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| 772 | $matches[3] and $matches[3] = $this->parse_span_elements($matches[3], $markers); |
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| 773 | |||
| 774 | $markup .= '<strong>' . $matches[1] . '<em>' . $matches[2] . '</em>' . $matches[3] . '</strong>'; |
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| 775 | } elseif (preg_match($this->em_strong_regex[$closest_marker], $text, $matches)) { |
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| 776 | $matches[2] = $this->parse_span_elements($matches[2], $markers); |
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| 777 | |||
| 778 | $matches[1] and $matches[1] = $this->parse_span_elements($matches[1], $markers); |
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| 779 | $matches[3] and $matches[3] = $this->parse_span_elements($matches[3], $markers); |
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| 780 | |||
| 781 | $markup .= '<em>' . $matches[1] . '<strong>' . $matches[2] . '</strong>' . $matches[3] . '</em>'; |
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| 782 | } |
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| 783 | |||
| 784 | if (isset($matches) and $matches) { |
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| 785 | $offset = mb_strlen($matches[0]); |
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| 786 | } else { |
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| 787 | $markup .= $closest_marker; |
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| 788 | |||
| 789 | $offset = 1; |
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| 790 | } |
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| 791 | |||
| 792 | break; |
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| 793 | case '<': |
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| 794 | |||
| 795 | if (false !== mb_strpos($text, '>')) { |
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| 796 | if ('h' === $text[1] and preg_match('/^<(https?:[\/]{2}\S+?)>/i', $text, $matches)) { |
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| 797 | $element_url = $matches[1]; |
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| 798 | $element_url = str_replace('&', '&', $element_url); |
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| 799 | $element_url = str_replace('<', '<', $element_url); |
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| 800 | |||
| 801 | $markup .= '<a href="' . $element_url . '">' . $element_url . '</a>'; |
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| 802 | |||
| 803 | $offset = mb_strlen($matches[0]); |
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| 804 | } elseif (preg_match('/^<\/?\w.*?>/', $text, $matches)) { |
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| 805 | $markup .= $matches[0]; |
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| 806 | |||
| 807 | $offset = mb_strlen($matches[0]); |
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| 808 | } else { |
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| 809 | $markup .= '<'; |
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| 810 | |||
| 811 | $offset = 1; |
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| 812 | } |
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| 813 | } else { |
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| 814 | $markup .= '<'; |
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| 815 | |||
| 816 | $offset = 1; |
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| 817 | } |
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| 818 | |||
| 819 | break; |
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| 820 | case '`': |
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| 821 | |||
| 822 | if (preg_match('/^`(.+?)`/', $text, $matches)) { |
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| 823 | $element_text = $matches[1]; |
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| 824 | $element_text = htmlspecialchars($element_text, ENT_QUOTES | ENT_NOQUOTES, 'UTF-8'); |
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| 825 | |||
| 826 | if ($this->escape_sequence_map and false !== mb_strpos($element_text, "\x1A")) { |
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| 827 | $element_text = strtr($element_text, $this->escape_sequence_map); |
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| 828 | } |
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| 829 | |||
| 830 | $markup .= '<code>' . $element_text . '</code>'; |
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| 831 | |||
| 832 | $offset = mb_strlen($matches[0]); |
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| 833 | } else { |
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| 834 | $markup .= '`'; |
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| 835 | |||
| 836 | $offset = 1; |
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| 837 | } |
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| 838 | |||
| 839 | break; |
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| 840 | case 'http': |
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| 841 | |||
| 842 | if (preg_match('/^https?:[\/]{2}\S+\b/i', $text, $matches)) { |
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| 843 | $element_url = $matches[0]; |
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| 844 | $element_url = str_replace('&', '&', $element_url); |
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| 845 | $element_url = str_replace('<', '<', $element_url); |
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| 846 | |||
| 847 | $markup .= '<a href="' . $element_url . '">' . $element_url . '</a>'; |
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| 848 | |||
| 849 | $offset = mb_strlen($matches[0]); |
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| 850 | } else { |
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| 851 | $markup .= 'http'; |
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| 852 | |||
| 853 | $offset = 4; |
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| 854 | } |
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| 855 | |||
| 856 | break; |
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| 857 | case '~~': |
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| 858 | |||
| 859 | if (preg_match('/^~~(?=\S)(.+?)(?<=\S)~~/', $text, $matches)) { |
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| 860 | $matches[1] = $this->parse_span_elements($matches[1], $markers); |
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| 861 | |||
| 862 | $markup .= '<del>' . $matches[1] . '</del>'; |
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| 863 | |||
| 864 | $offset = mb_strlen($matches[0]); |
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| 865 | } else { |
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| 866 | $markup .= '~~'; |
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| 867 | |||
| 868 | $offset = 2; |
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| 869 | } |
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| 870 | |||
| 871 | break; |
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| 872 | } |
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| 873 | |||
| 874 | if (isset($offset)) { |
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| 875 | $text = mb_substr($text, $offset); |
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| 876 | } |
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| 877 | |||
| 878 | $markers[$closest_marker_index] = $closest_marker; |
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| 879 | } |
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| 880 | |||
| 881 | $markup = str_replace($this->break_marker, '<br >' . "\n", $markup); |
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| 882 | |||
| 883 | return $markup; |
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| 884 | } |
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| 946 |