HtmlDiff::create() - Code Metrics - Inspection of "Implement new List Diffing algorithm for matching..." - caxy/php-htmldiff - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 755472...23808d )

by Adam
created 2016-05-19 16:16 UTC
HtmlDiff::create() A

↳ Parent: HtmlDiff
Complexity

Conditions	2
Paths	2
Size

Total Lines	10
Code Lines	5
Duplication

Lines	10
Ratio	100 %
Code Coverage

Tests	6
CRAP Score	2
Importance

Changes	1
Bugs	0	Features	1
Metric	Value
c	1
b	0
f	1
dl	10
loc	10
ccs	6
cts	6
cp	1
rs	9.4285
cc	2
eloc	5
nc	2
nop	3
crap	2
<?php

namespace Caxy\HtmlDiff;

use Caxy\HtmlDiff\Table\TableDiff;

/**
 * Class HtmlDiff.
 */
class HtmlDiff extends AbstractDiff
{
    /**
     * @var array
     */
    protected $wordIndices;
    /**
     * @var array
     */
    protected $oldTables;
    /**
     * @var array
     */
    protected $newTables;
    /**
     * @var array
     */
    protected $newIsolatedDiffTags;
    /**
     * @var array
     */
    protected $oldIsolatedDiffTags;

    /**
     * @param string              $oldText
     * @param string              $newText
     * @param HtmlDiffConfig|null $config
     *
     * @return self
     */
    public static function create($oldText, $newText, HtmlDiffConfig $config = null)

    {
        $diff = new self($oldText, $newText);

        if (null !== $config) {
            $diff->setConfig($config);
        }

        return $diff;
    }

    /**
     * @param $bool
     *
     * @return $this
     *
     * @deprecated since 0.1.0
     */
    public function setUseTableDiffing($bool)
    {
        $this->config->setUseTableDiffing($bool);

        return $this;
    }

    /**
     * @param bool $boolean
     *
     * @return HtmlDiff
     *
     * @deprecated since 0.1.0
     */
    public function setInsertSpaceInReplace($boolean)
    {
        $this->config->setInsertSpaceInReplace($boolean);

        return $this;
    }

    /**
     * @return bool
     *
     * @deprecated since 0.1.0
     */
    public function getInsertSpaceInReplace()
    {
        return $this->config->isInsertSpaceInReplace();
    }

    /**
     * @return string
     */
    public function build()
    {
        if ($this->hasDiffCache() && $this->getDiffCache()->contains($this->oldText, $this->newText)) {
            $this->content = $this->getDiffCache()->fetch($this->oldText, $this->newText);

            return $this->content;
        }

        // Pre-processing Optimizations

        // 1. Equality
        if ($this->oldText == $this->newText) {
            return $this->newText;
        }

        $this->splitInputsToWords();
        $this->replaceIsolatedDiffTags();
        $this->indexNewWords();

        $operations = $this->operations();

        foreach ($operations as $item) {
            $this->performOperation($item);
        }

        if ($this->hasDiffCache()) {
            $this->getDiffCache()->save($this->oldText, $this->newText, $this->content);
        }

        return $this->content;
    }

    protected function indexNewWords()
    {
        $this->wordIndices = array();
        foreach ($this->newWords as $i => $word) {
            if ($this->isTag($word)) {
                $word = $this->stripTagAttributes($word);
            }
            if (isset($this->wordIndices[ $word ])) {
                $this->wordIndices[ $word ][] = $i;
            } else {
                $this->wordIndices[ $word ] = array($i);
            }
        }
    }

    protected function replaceIsolatedDiffTags()
    {
        $this->oldIsolatedDiffTags = $this->createIsolatedDiffTagPlaceholders($this->oldWords);
        $this->newIsolatedDiffTags = $this->createIsolatedDiffTagPlaceholders($this->newWords);
    }

    /**
     * @param array $words
     *
     * @return array
     */
    protected function createIsolatedDiffTagPlaceholders(&$words)
    {
        $openIsolatedDiffTags = 0;
        $isolatedDiffTagIndices = array();
        $isolatedDiffTagStart = 0;
        $currentIsolatedDiffTag = null;
        foreach ($words as $index => $word) {
            $openIsolatedDiffTag = $this->isOpeningIsolatedDiffTag($word, $currentIsolatedDiffTag);
            if ($openIsolatedDiffTag) {
                if ($this->isSelfClosingTag($word) || stripos($word, '<img') !== false) {
                    if ($openIsolatedDiffTags === 0) {

                        $isolatedDiffTagIndices[] = array(
                            'start' => $index,
                            'length' => 1,
                            'tagType' => $openIsolatedDiffTag,
                        );
                        $currentIsolatedDiffTag = null;
                    }
                } else {
                    if ($openIsolatedDiffTags === 0) {
                        $isolatedDiffTagStart = $index;
                    }
                    ++$openIsolatedDiffTags;
                    $currentIsolatedDiffTag = $openIsolatedDiffTag;
                }
            } elseif ($openIsolatedDiffTags > 0 && $this->isClosingIsolatedDiffTag($word, $currentIsolatedDiffTag)) {
                --$openIsolatedDiffTags;
                if ($openIsolatedDiffTags == 0) {

                    $isolatedDiffTagIndices[] = array('start' => $isolatedDiffTagStart, 'length' => $index - $isolatedDiffTagStart + 1, 'tagType' => $currentIsolatedDiffTag);

                    $currentIsolatedDiffTag = null;
                }
            }
        }
        $isolatedDiffTagScript = array();
        $offset = 0;
        foreach ($isolatedDiffTagIndices as $isolatedDiffTagIndex) {
            $start = $isolatedDiffTagIndex['start'] - $offset;
            $placeholderString = $this->config->getIsolatedDiffTagPlaceholder($isolatedDiffTagIndex['tagType']);
            $isolatedDiffTagScript[$start] = array_splice($words, $start, $isolatedDiffTagIndex['length'], $placeholderString);

            $offset += $isolatedDiffTagIndex['length'] - 1;
        }

        return $isolatedDiffTagScript;
    }

    /**
     * @param string      $item
     * @param null|string $currentIsolatedDiffTag
     *
     * @return false|string

     */
    protected function isOpeningIsolatedDiffTag($item, $currentIsolatedDiffTag = null)

    {
        $tagsToMatch = $currentIsolatedDiffTag !== null
            ? array($currentIsolatedDiffTag => $this->config->getIsolatedDiffTagPlaceholder($currentIsolatedDiffTag))
            : $this->config->getIsolatedDiffTags();
        $pattern = '#<%s(\s+[^>]*)?>#iU';
        foreach ($tagsToMatch as $key => $value) {
            if (preg_match(sprintf($pattern, $key), $item)) {
                return $key;
            }
        }

        return false;
    }

    protected function isSelfClosingTag($text)
    {
        return (bool) preg_match('/<[^>]+\/\s*>/', $text);
    }

    /**
     * @param string      $item
     * @param null|string $currentIsolatedDiffTag
     *
     * @return false|string

     */
    protected function isClosingIsolatedDiffTag($item, $currentIsolatedDiffTag = null)

    {
        $tagsToMatch = $currentIsolatedDiffTag !== null
            ? array($currentIsolatedDiffTag => $this->config->getIsolatedDiffTagPlaceholder($currentIsolatedDiffTag))
            : $this->config->getIsolatedDiffTags();
        $pattern = '#</%s(\s+[^>]*)?>#iU';
        foreach ($tagsToMatch as $key => $value) {
            if (preg_match(sprintf($pattern, $key), $item)) {
                return $key;
            }
        }

        return false;
    }

    /**
     * @param Operation $operation
     */
    protected function performOperation($operation)
    {
        switch ($operation->action) {
            case 'equal' :
switch ($selector) {
    case "A": //right
        doSomething();
        break;
    case "B" : //wrong
        doSomethingElse();
        break;
}
            $this->processEqualOperation($operation);
            break;
            case 'delete' :
switch ($selector) {
    case "A": //right
        doSomething();
        break;
    case "B" : //wrong
        doSomethingElse();
        break;
}
            $this->processDeleteOperation($operation, 'diffdel');
            break;
            case 'insert' :
switch ($selector) {
    case "A": //right
        doSomething();
        break;
    case "B" : //wrong
        doSomethingElse();
        break;
}
            $this->processInsertOperation($operation, 'diffins');
            break;
            case 'replace':
            $this->processReplaceOperation($operation);
            break;
            default:
            break;
        }
    }

    /**
     * @param Operation $operation
     */
    protected function processReplaceOperation($operation)
    {
        $this->processDeleteOperation($operation, 'diffmod');
        $this->processInsertOperation($operation, 'diffmod');
    }

    /**
     * @param Operation $operation
     * @param string    $cssClass
     */
    protected function processInsertOperation($operation, $cssClass)

    {
        $text = array();
        foreach ($this->newWords as $pos => $s) {
            if ($pos >= $operation->startInNew && $pos < $operation->endInNew) {
                if ($this->config->isIsolatedDiffTagPlaceholder($s) && isset($this->newIsolatedDiffTags[$pos])) {
                    foreach ($this->newIsolatedDiffTags[$pos] as $word) {
                        $text[] = $word;
                    }
                } else {
                    $text[] = $s;
                }
            }
        }
        $this->insertTag('ins', $cssClass, $text);
    }

    /**
     * @param Operation $operation
     * @param string    $cssClass
     */
    protected function processDeleteOperation($operation, $cssClass)

    {
        $text = array();
        foreach ($this->oldWords as $pos => $s) {
            if ($pos >= $operation->startInOld && $pos < $operation->endInOld) {
                if ($this->config->isIsolatedDiffTagPlaceholder($s) && isset($this->oldIsolatedDiffTags[$pos])) {
                    foreach ($this->oldIsolatedDiffTags[$pos] as $word) {
                        $text[] = $word;
                    }
                } else {
                    $text[] = $s;
                }
            }
        }
        $this->insertTag('del', $cssClass, $text);
    }

    /**
     * @param Operation $operation
     * @param int       $pos
     * @param string    $placeholder
     * @param bool      $stripWrappingTags
     *
     * @return string

     */
    protected function diffIsolatedPlaceholder($operation, $pos, $placeholder, $stripWrappingTags = true)
    {
        $oldText = implode('', $this->findIsolatedDiffTagsInOld($operation, $pos));
        $newText = implode('', $this->newIsolatedDiffTags[$pos]);

        if ($this->isListPlaceholder($placeholder)) {
            return $this->diffList($oldText, $newText);
        } elseif ($this->config->isUseTableDiffing() && $this->isTablePlaceholder($placeholder)) {
            return $this->diffTables($oldText, $newText);
        } elseif ($this->isLinkPlaceholder($placeholder)) {
            return $this->diffElementsByAttribute($oldText, $newText, 'href', 'a');
        } elseif ($this->isImagePlaceholder($placeholder)) {
            return $this->diffElementsByAttribute($oldText, $newText, 'src', 'img');
        }

        return $this->diffElements($oldText, $newText, $stripWrappingTags);
    }

    /**
     * @param string $oldText
     * @param string $newText
     * @param bool   $stripWrappingTags
     *
     * @return string
     */
    protected function diffElements($oldText, $newText, $stripWrappingTags = true)
    {
        $wrapStart = '';
        $wrapEnd = '';

        if ($stripWrappingTags) {
            $pattern = '/(^<[^>]+>)|(<\/[^>]+>$)/i';
            $matches = array();

            if (preg_match_all($pattern, $newText, $matches)) {
                $wrapStart = isset($matches[0][0]) ? $matches[0][0] : '';
                $wrapEnd = isset($matches[0][1]) ? $matches[0][1] : '';
            }
            $oldText = preg_replace($pattern, '', $oldText);
            $newText = preg_replace($pattern, '', $newText);
        }

        $diff = self::create($oldText, $newText, $this->config);

        return $wrapStart.$diff->build().$wrapEnd;
    }

    /**
     * @param string $oldText
     * @param string $newText
     *
     * @return string

     */
    protected function diffList($oldText, $newText)
    {
        $diff = ListDiffLines::create($oldText, $newText, $this->config);

        return $diff->build();
    }

    /**
     * @param string $oldText
     * @param string $newText
     *
     * @return string
     */
    protected function diffTables($oldText, $newText)
    {
        $diff = TableDiff::create($oldText, $newText, $this->config);

        return $diff->build();
    }

    protected function diffElementsByAttribute($oldText, $newText, $attribute, $element)
    {
        $oldAttribute = $this->getAttributeFromTag($oldText, $attribute);
        $newAttribute = $this->getAttributeFromTag($newText, $attribute);

        if ($oldAttribute !== $newAttribute) {
            $diffClass = sprintf('diffmod diff%s diff%s', $element, $attribute);

            return sprintf(
                '%s%s',
                $this->wrapText($oldText, 'del', $diffClass),
                $this->wrapText($newText, 'ins', $diffClass)
            );
        }

        return $this->diffElements($oldText, $newText);
    }

    /**
     * @param Operation $operation
     */
    protected function processEqualOperation($operation)

    {
        $result = array();
        foreach ($this->newWords as $pos => $s) {
            if ($pos >= $operation->startInNew && $pos < $operation->endInNew) {
                if ($this->config->isIsolatedDiffTagPlaceholder($s) && isset($this->newIsolatedDiffTags[$pos])) {
                    $result[] = $this->diffIsolatedPlaceholder($operation, $pos, $s);
                } else {
                    $result[] = $s;
                }
            }
        }
        $this->content .= implode('', $result);
    }

    /**
     * @param string $text
     * @param string $attribute
     *
     * @return null|string
     */
    protected function getAttributeFromTag($text, $attribute)
    {
        $matches = array();
        if (preg_match(sprintf('/<[^>]*\b%s\s*=\s*([\'"])(.*)\1[^>]*>/i', $attribute), $text, $matches)) {
            return htmlspecialchars_decode($matches[2]);
        }

        return;
    }

    /**
     * @param string $text
     *
     * @return bool
     */
    protected function isListPlaceholder($text)
    {
        return $this->isPlaceholderType($text, array('ol', 'dl', 'ul'));
    }

    /**
     * @param string $text
     *
     * @return bool
     */
    public function isLinkPlaceholder($text)
    {
        return $this->isPlaceholderType($text, 'a');
    }

    /**
     * @param string $text
     *
     * @return bool
     */
    public function isImagePlaceholder($text)
    {
        return $this->isPlaceholderType($text, 'img');
    }

    /**
     * @param string       $text
     * @param array|string $types
     * @param bool         $strict
     *
     * @return bool
     */
    protected function isPlaceholderType($text, $types, $strict = true)
    {
        if (!is_array($types)) {
            $types = array($types);
        }

        $criteria = array();
        foreach ($types as $type) {
            if ($this->config->isIsolatedDiffTag($type)) {
                $criteria[] = $this->config->getIsolatedDiffTagPlaceholder($type);
            } else {
                $criteria[] = $type;
            }
        }

        return in_array($text, $criteria, $strict);
    }

    /**
     * @param string $text
     *
     * @return bool
     */
    protected function isTablePlaceholder($text)
    {
        return $this->isPlaceholderType($text, 'table');
    }

    /**
     * @param Operation $operation
     * @param int       $posInNew
     *
     * @return array
     */
    protected function findIsolatedDiffTagsInOld($operation, $posInNew)
    {
        $offset = $posInNew - $operation->startInNew;

        return $this->oldIsolatedDiffTags[$operation->startInOld + $offset];
    }

    /**
     * @param string $tag
     * @param string $cssClass
     * @param array  $words
     */
    protected function insertTag($tag, $cssClass, &$words)
    {
        while (true) {
            if (count($words) == 0) {
                break;
            }

            $nonTags = $this->extractConsecutiveWords($words, 'noTag');

            $specialCaseTagInjection = '';
            $specialCaseTagInjectionIsBefore = false;

            if (count($nonTags) != 0) {
                $text = $this->wrapText(implode('', $nonTags), $tag, $cssClass);
                $this->content .= $text;
            } else {
                $firstOrDefault = false;
                foreach ($this->config->getSpecialCaseOpeningTags() as $x) {
                    if (preg_match($x, $words[ 0 ])) {
                        $firstOrDefault = $x;
                        break;
                    }
                }
                if ($firstOrDefault) {
                    $specialCaseTagInjection = '<ins class="mod">';
                    if ($tag == 'del') {
                        unset($words[ 0 ]);
                    }
                } elseif (array_search($words[ 0 ], $this->config->getSpecialCaseClosingTags()) !== false) {
                    $specialCaseTagInjection = '</ins>';
                    $specialCaseTagInjectionIsBefore = true;
                    if ($tag == 'del') {
                        unset($words[ 0 ]);
                    }
                }
            }
            if (count($words) == 0 && count($specialCaseTagInjection) == 0) {
                break;
            }
            if ($specialCaseTagInjectionIsBefore) {
                $this->content .= $specialCaseTagInjection.implode('', $this->extractConsecutiveWords($words, 'tag'));
            } else {
                $workTag = $this->extractConsecutiveWords($words, 'tag');
                if (isset($workTag[ 0 ]) && $this->isOpeningTag($workTag[ 0 ]) && !$this->isClosingTag($workTag[ 0 ])) {
                    if (strpos($workTag[ 0 ], 'class=')) {
                        $workTag[ 0 ] = str_replace('class="', 'class="diffmod ', $workTag[ 0 ]);
                        $workTag[ 0 ] = str_replace("class='", 'class="diffmod ', $workTag[ 0 ]);
                    } else {
                        $workTag[ 0 ] = str_replace('>', ' class="diffmod">', $workTag[ 0 ]);
                    }
                }

                $appendContent = implode('', $workTag).$specialCaseTagInjection;
                if (isset($workTag[0]) && false !== stripos($workTag[0], '<img')) {
                    $appendContent = $this->wrapText($appendContent, $tag, $cssClass);
                }
                $this->content .= $appendContent;
            }
        }
    }

    /**
     * @param string $word
     * @param string $condition
     *
     * @return bool
     */
    protected function checkCondition($word, $condition)
    {
        return $condition == 'tag' ? $this->isTag($word) : !$this->isTag($word);
    }

    /**
     * @param string $text
     * @param string $tagName
     * @param string $cssClass
     *
     * @return string
     */
    protected function wrapText($text, $tagName, $cssClass)
    {
        return sprintf('<%1$s class="%2$s">%3$s</%1$s>', $tagName, $cssClass, $text);
    }

    /**
     * @param array  $words
     * @param string $condition
     *
     * @return array
     */
    protected function extractConsecutiveWords(&$words, $condition)
    {
        $indexOfFirstTag = null;
        $words = array_values($words);
        foreach ($words as $i => $word) {
            if (!$this->checkCondition($word, $condition)) {
                $indexOfFirstTag = $i;
                break;
            }
        }
        if ($indexOfFirstTag !== null) {
            $items = array();
            foreach ($words as $pos => $s) {

                if ($pos >= 0 && $pos < $indexOfFirstTag) {
                    $items[] = $s;
                }
            }
            if ($indexOfFirstTag > 0) {
                array_splice($words, 0, $indexOfFirstTag);
            }

            return $items;
        } else {
            $items = array();
            foreach ($words as $pos => $s) {

                if ($pos >= 0 && $pos <= count($words)) {
                    $items[] = $s;
                }
            }
            array_splice($words, 0, count($words));

            return $items;
        }
    }

    /**
     * @param string $item
     *
     * @return bool
     */
    protected function isTag($item)
    {
        return $this->isOpeningTag($item) || $this->isClosingTag($item);
    }

    /**
     * @param string $item
     *
     * @return bool

     */
    protected function isOpeningTag($item)
    {
        return preg_match('#<[^>]+>\\s*#iU', $item);
    }

    /**
     * @param string $item
     *
     * @return bool

     */
    protected function isClosingTag($item)
    {
        return preg_match('#</[^>]+>\\s*#iU', $item);
    }

    /**
     * @return Operation[]
     */
    protected function operations()
    {
        $positionInOld = 0;
        $positionInNew = 0;
        $operations = array();
        $matches = $this->matchingBlocks();
        $matches[] = new Match(count($this->oldWords), count($this->newWords), 0);
        foreach ($matches as $i => $match) {
            $matchStartsAtCurrentPositionInOld = ($positionInOld == $match->startInOld);
            $matchStartsAtCurrentPositionInNew = ($positionInNew == $match->startInNew);
            $action = 'none';
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}

            if ($matchStartsAtCurrentPositionInOld == false && $matchStartsAtCurrentPositionInNew == false) {

                $action = 'replace';
            } elseif ($matchStartsAtCurrentPositionInOld == true && $matchStartsAtCurrentPositionInNew == false) {

                $action = 'insert';
            } elseif ($matchStartsAtCurrentPositionInOld == false && $matchStartsAtCurrentPositionInNew == true) {

                $action = 'delete';
            } else { // This occurs if the first few words are the same in both versions
                $action = 'none';
            }
            if ($action != 'none') {
                $operations[] = new Operation($action, $positionInOld, $match->startInOld, $positionInNew, $match->startInNew);

            }
            if (count($match) != 0) {
                $operations[] = new Operation('equal', $match->startInOld, $match->endInOld(), $match->startInNew, $match->endInNew());

            }
            $positionInOld = $match->endInOld();
            $positionInNew = $match->endInNew();
        }

        return $operations;
    }

    /**
     * @return Match[]
     */
    protected function matchingBlocks()
    {
        $matchingBlocks = array();
        $this->findMatchingBlocks(0, count($this->oldWords), 0, count($this->newWords), $matchingBlocks);

        return $matchingBlocks;
    }

    /**
     * @param int   $startInOld
     * @param int   $endInOld
     * @param int   $startInNew
     * @param int   $endInNew
     * @param array $matchingBlocks
     */
    protected function findMatchingBlocks($startInOld, $endInOld, $startInNew, $endInNew, &$matchingBlocks)
    {
        $match = $this->findMatch($startInOld, $endInOld, $startInNew, $endInNew);
        if ($match !== null) {
            if ($startInOld < $match->startInOld && $startInNew < $match->startInNew) {
                $this->findMatchingBlocks($startInOld, $match->startInOld, $startInNew, $match->startInNew, $matchingBlocks);

            }
            $matchingBlocks[] = $match;
            if ($match->endInOld() < $endInOld && $match->endInNew() < $endInNew) {
                $this->findMatchingBlocks($match->endInOld(), $endInOld, $match->endInNew(), $endInNew, $matchingBlocks);

            }
        }
    }

    /**
     * @param string $word
     *
     * @return string
     */
    protected function stripTagAttributes($word)
    {
        $word = explode(' ', trim($word, '<>'));

        return '<'.$word[ 0 ].'>';
    }

    /**
     * @param int $startInOld
     * @param int $endInOld
     * @param int $startInNew
     * @param int $endInNew
     *
     * @return Match|null
     */
    protected function findMatch($startInOld, $endInOld, $startInNew, $endInNew)
    {
        $bestMatchInOld = $startInOld;
        $bestMatchInNew = $startInNew;
        $bestMatchSize = 0;
        $matchLengthAt = array();
        for ($indexInOld = $startInOld; $indexInOld < $endInOld; ++$indexInOld) {
            $newMatchLengthAt = array();
            $index = $this->oldWords[ $indexInOld ];
            if ($this->isTag($index)) {
                $index = $this->stripTagAttributes($index);
            }
            if (!isset($this->wordIndices[ $index ])) {
                $matchLengthAt = $newMatchLengthAt;
                continue;
            }
            foreach ($this->wordIndices[ $index ] as $indexInNew) {
                if ($indexInNew < $startInNew) {
                    continue;
                }
                if ($indexInNew >= $endInNew) {
                    break;
                }
                $newMatchLength = (isset($matchLengthAt[ $indexInNew - 1 ]) ? $matchLengthAt[ $indexInNew - 1 ] : 0) + 1;

                $newMatchLengthAt[ $indexInNew ] = $newMatchLength;
                if ($newMatchLength > $bestMatchSize ||
                    (
                        $this->isGroupDiffs() &&

                        $bestMatchSize > 0 &&
                        preg_match(
                            '/^\s+$/',
                            implode('', array_slice($this->oldWords, $bestMatchInOld, $bestMatchSize))
                        )
                    )
                ) {
                    $bestMatchInOld = $indexInOld - $newMatchLength + 1;
                    $bestMatchInNew = $indexInNew - $newMatchLength + 1;
                    $bestMatchSize = $newMatchLength;
                }
            }
            $matchLengthAt = $newMatchLengthAt;
        }

        // Skip match if none found or match consists only of whitespace
        if ($bestMatchSize != 0 &&
            (
                !$this->isGroupDiffs() ||

                !preg_match('/^\s+$/', implode('', array_slice($this->oldWords, $bestMatchInOld, $bestMatchSize)))
            )
        ) {
            return new Match($bestMatchInOld, $bestMatchInNew, $bestMatchSize);
        }

        return;
    }
}

1			<?php
2
3			namespace Caxy\HtmlDiff;
4
5			use Caxy\HtmlDiff\Table\TableDiff;
6
7			/**
8			* Class HtmlDiff.
9			*/
10			class HtmlDiff extends AbstractDiff
11			{
12			/**
13			* @var array
14			*/
15			protected $wordIndices;
16			/**
17			* @var array
18			*/
19			protected $oldTables;
20			/**
21			* @var array
22			*/
23			protected $newTables;
24			/**
25			* @var array
26			*/
27			protected $newIsolatedDiffTags;
28			/**
29			* @var array
30			*/
31			protected $oldIsolatedDiffTags;
32
33			/**
34			* @param string $oldText
35			* @param string $newText
36			* @param HtmlDiffConfig\|null $config
37			*
38			* @return self
39			*/
40	10	View Code Duplication	public static function create($oldText, $newText, HtmlDiffConfig $config = null)
caxy / php-htmldiff

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HtmlDiff::create() A

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