Override tokens at given range.
|
public overrideRange ( integer $indexStart, integer $indexEnd, |
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| $indexStart | integer | start overriding index |
| $indexEnd | integer | end overriding index |
| $items | tokens to insert | |
/**
* {@inheritdoc}
*/
public function fix(\SplFileInfo $file, Tokens $tokensOrg)
{
$content = $tokensOrg->generateCode();
// replace all <? with <?php to replace all short open tags even without short_open_tag option enabled
$newContent = preg_replace('/<\\?(\\s|$)/', '<?php$1', $content, -1, $count);
if (!$count) {
return;
}
/* the following code is magic to revert previous replacements which should NOT be replaced, for example incorrectly replacing
* > echo '<? ';
* with
* > echo '<?php ';
*/
$tokens = Tokens::fromCode($newContent);
$tokensOldContent = '';
$tokensOldContentLength = 0;
foreach ($tokens as $token) {
if ($token->isGivenKind(T_OPEN_TAG)) {
$tokenContent = $token->getContent();
if ('<?php' !== substr($content, $tokensOldContentLength, 5)) {
$tokenContent = '<? ';
}
$tokensOldContent .= $tokenContent;
$tokensOldContentLength += strlen($tokenContent);
continue;
}
if ($token->isGivenKind(array(T_COMMENT, T_DOC_COMMENT, T_CONSTANT_ENCAPSED_STRING, T_ENCAPSED_AND_WHITESPACE, T_STRING))) {
$tokenContent = '';
$tokenContentLength = 0;
$parts = explode('<?php', $token->getContent());
$iLast = count($parts) - 1;
foreach ($parts as $i => $part) {
$tokenContent .= $part;
$tokenContentLength += strlen($part);
if ($i !== $iLast) {
if ('<?php' === substr($content, $tokensOldContentLength + $tokenContentLength, 5)) {
$tokenContent .= '<?php';
$tokenContentLength += 5;
} else {
$tokenContent .= '<?';
$tokenContentLength += 2;
}
}
}
$token->setContent($tokenContent);
}
$tokensOldContent .= $token->getContent();
$tokensOldContentLength += strlen($token->getContent());
}
$tokensOrg->overrideRange(0, $tokensOrg->count() - 1, $tokens);
}
/**
* Apply token attributes.
*
* Token at given index is prepended by attributes.
*
* @param Tokens $tokens Tokens collection
* @param int $memberIndex token index
* @param array $attribs map of grabbed attributes, key is attribute name and value is array of index and clone of Token
*/
private function overrideAttribs(Tokens $tokens, $memberIndex, array $attribs)
{
$toOverride = array();
$firstAttribIndex = $memberIndex;
foreach ($attribs as $attrib) {
if (null === $attrib) {
continue;
}
if (null !== $attrib['index']) {
$firstAttribIndex = min($firstAttribIndex, $attrib['index']);
}
if (!$attrib['token']->isGivenKind(T_VAR) && '' !== $attrib['token']->getContent()) {
$toOverride[] = $attrib['token'];
$toOverride[] = new Token(array(T_WHITESPACE, ' '));
}
}
if (!empty($toOverride)) {
$tokens->overrideRange($firstAttribIndex, $memberIndex - 1, $toOverride);
}
}
/**
* @param Tokens $tokens
* @param int $startIndex
* @param int $endIndex
* @param array[] $elements
*/
private function sortTokens(Tokens $tokens, $startIndex, $endIndex, array $elements)
{
$replaceTokens = array();
foreach ($elements as $element) {
for ($i = $element['start']; $i <= $element['end']; ++$i) {
$replaceTokens[] = clone $tokens[$i];
}
}
$tokens->overrideRange($startIndex + 1, $endIndex, $replaceTokens);
}