/**
* Processes this test, when one of its tokens is encountered.
*
* @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
* @param int $stackPtr The position of the current token
* in the stack passed in $tokens.
*
* @return void
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
$this->currentFile = $phpcsFile;
// We are only interested if this is the first open tag.
if ($stackPtr !== 0) {
if ($phpcsFile->findPrevious(T_OPEN_TAG, $stackPtr - 1) !== false) {
return;
}
}
$tokens = $phpcsFile->getTokens();
// Find the next non whitespace token.
$commentStart = $phpcsFile->findNext(T_WHITESPACE, $stackPtr + 1, null, true);
// Allow declare() statements at the top of the file.
if ($tokens[$commentStart]['code'] === T_DECLARE) {
$semicolon = $phpcsFile->findNext(T_SEMICOLON, $commentStart + 1);
$commentStart = $phpcsFile->findNext(T_WHITESPACE, $semicolon + 1, null, true);
}
// Ignore vim header.
if ($tokens[$commentStart]['code'] === T_COMMENT) {
if (strstr($tokens[$commentStart]['content'], 'vim:') !== false) {
$commentStart = $phpcsFile->findNext(T_WHITESPACE, $commentStart + 1, null, true);
}
}
$errorToken = $stackPtr + 1;
if (!isset($tokens[$errorToken])) {
$errorToken--;
}
if ($tokens[$commentStart]['code'] === T_CLOSE_TAG) {
// We are only interested if this is the first open tag.
return;
} elseif ($tokens[$commentStart]['code'] === T_COMMENT) {
$error = 'You must use "/**" style comments for a file comment';
$phpcsFile->addError($error, $errorToken, 'WrongStyle');
return;
} elseif ($commentStart === false || $tokens[$commentStart]['code'] !== T_DOC_COMMENT) {
$phpcsFile->addError('Missing file doc comment', $errorToken, 'Missing');
return;
} else {
// Extract the header comment docblock.
$commentEnd = $phpcsFile->findNext(T_DOC_COMMENT, $commentStart + 1, null, true);
$commentEnd--;
// Check if there is only 1 doc comment between the
// open tag and class token.
$nextToken = array(T_ABSTRACT, T_CLASS, T_FUNCTION, T_DOC_COMMENT);
$commentNext = $phpcsFile->findNext($nextToken, $commentEnd + 1);
if ($commentNext !== false && $tokens[$commentNext]['code'] !== T_DOC_COMMENT) {
// Found a class token right after comment doc block.
$newlineToken = $phpcsFile->findNext(T_WHITESPACE, $commentEnd + 1, $commentNext, false, $phpcsFile->eolChar);
if ($newlineToken !== false) {
$newlineToken = $phpcsFile->findNext(T_WHITESPACE, $newlineToken + 1, $commentNext, false, $phpcsFile->eolChar);
if ($newlineToken === false) {
// No blank line between the class token and the doc block.
// The doc block is most likely a class comment.
$error = 'Missing file doc comment';
$phpcsFile->addError($error, $errorToken, 'Missing');
return;
}
}
}
$comment = $phpcsFile->getTokensAsString($commentStart, $commentEnd - $commentStart + 1);
// Parse the header comment docblock.
try {
$this->commentParser = new PHP_CodeSniffer_CommentParser_ClassCommentParser($comment, $phpcsFile);
$this->commentParser->parse();
} catch (PHP_CodeSniffer_CommentParser_ParserException $e) {
$line = $e->getLineWithinComment() + $commentStart;
$phpcsFile->addError($e->getMessage(), $line, 'FailedParse');
return;
}
/** @var PHP_CodeSniffer_CommentParser_CommentElement $comment */
$comment = $this->commentParser->getComment();
if (is_null($comment)) {
$error = 'File doc comment is empty';
$phpcsFile->addError($error, $commentStart, 'Empty');
return;
}
// No extra newline before short description.
$short = $comment->getShortComment();
$newlineSpan = strspn($short, $phpcsFile->eolChar);
if ($short !== '' && $newlineSpan > 0) {
$line = $newlineSpan > 1 ? 'newlines' : 'newline';
$error = "Extra {$line} found before file comment short description";
$phpcsFile->addError($error, $commentStart + 1, 'SpacingBefore');
}
$newlineCount = substr_count($short, $phpcsFile->eolChar) + 1;
// Exactly one blank line between short and long description.
$long = $comment->getLongComment();
if (!empty($long)) {
$between = $comment->getWhiteSpaceBetween();
$newlineBetween = substr_count($between, $phpcsFile->eolChar);
if ($newlineBetween !== 2) {
$error = 'There must be exactly one blank line between descriptions in file comment';
$phpcsFile->addError($error, $commentStart + $newlineCount + 1, 'DescriptionSpacing');
}
$newlineCount += $newlineBetween;
}
// Exactly one blank line before tags if short description is present.
$tags = $this->commentParser->getTagOrders();
if (count($tags) > 1 && $short !== '' && $newlineSpan > 0) {
$newlineSpan = $comment->getNewlineAfter();
if ($newlineSpan !== 2) {
$error = 'There must be exactly one blank line before the tags in file comment';
if ($long !== '') {
$newlineCount += substr_count($long, $phpcsFile->eolChar) - $newlineSpan + 1;
}
$phpcsFile->addError($error, $commentStart + $newlineCount, 'SpacingBeforeTags');
}
}
$this->processPHPVersion($commentStart, $commentEnd, $long);
$this->processTags($commentStart, $commentEnd);
}
}
