JEMBOT MAWOT Bypass Shell
<?php
declare(strict_types=1);
/**
* SQL Formatter is a collection of utilities for debugging SQL queries.
* It includes methods for formatting, syntax highlighting, removing comments, etc.
*
* @link http://github.com/jdorn/sql-formatter
*/
namespace Doctrine\SqlFormatter;
use function array_search;
use function array_shift;
use function array_unshift;
use function assert;
use function current;
use function preg_replace;
use function reset;
use function rtrim;
use function str_repeat;
use function str_replace;
use function strlen;
use function trim;
use const PHP_SAPI;
final class SqlFormatter
{
/** @var Highlighter */
private $highlighter;
/** @var Tokenizer */
private $tokenizer;
public function __construct(?Highlighter $highlighter = null)
{
$this->tokenizer = new Tokenizer();
$this->highlighter = $highlighter ?? (PHP_SAPI === 'cli' ? new CliHighlighter() : new HtmlHighlighter());
}
/**
* Format the whitespace in a SQL string to make it easier to read.
*
* @param string $string The SQL string
*
* @return string The SQL string with HTML styles and formatting wrapped in a <pre> tag
*/
public function format(string $string, string $indentString = ' '): string
{
// This variable will be populated with formatted html
$return = '';
// Use an actual tab while formatting and then switch out with $indentString at the end
$tab = "\t";
$indentLevel = 0;
$newline = false;
$inlineParentheses = false;
$increaseSpecialIndent = false;
$increaseBlockIndent = false;
$indentTypes = [];
$addedNewline = false;
$inlineCount = 0;
$inlineIndented = false;
$clauseLimit = false;
// Tokenize String
$cursor = $this->tokenizer->tokenize($string);
// Format token by token
while ($token = $cursor->next(Token::TOKEN_TYPE_WHITESPACE)) {
$highlighted = $this->highlighter->highlightToken(
$token->type(),
$token->value()
);
// If we are increasing the special indent level now
if ($increaseSpecialIndent) {
$indentLevel++;
$increaseSpecialIndent = false;
array_unshift($indentTypes, 'special');
}
// If we are increasing the block indent level now
if ($increaseBlockIndent) {
$indentLevel++;
$increaseBlockIndent = false;
array_unshift($indentTypes, 'block');
}
// If we need a new line before the token
if ($newline) {
$return = rtrim($return, ' ');
$return .= "\n" . str_repeat($tab, $indentLevel);
$newline = false;
$addedNewline = true;
} else {
$addedNewline = false;
}
// Display comments directly where they appear in the source
if ($token->isOfType(Token::TOKEN_TYPE_COMMENT, Token::TOKEN_TYPE_BLOCK_COMMENT)) {
if ($token->isOfType(Token::TOKEN_TYPE_BLOCK_COMMENT)) {
$indent = str_repeat($tab, $indentLevel);
$return = rtrim($return, " \t");
$return .= "\n" . $indent;
$highlighted = str_replace("\n", "\n" . $indent, $highlighted);
}
$return .= $highlighted;
$newline = true;
continue;
}
if ($inlineParentheses) {
// End of inline parentheses
if ($token->value() === ')') {
$return = rtrim($return, ' ');
if ($inlineIndented) {
array_shift($indentTypes);
$indentLevel--;
$return = rtrim($return, ' ');
$return .= "\n" . str_repeat($tab, $indentLevel);
}
$inlineParentheses = false;
$return .= $highlighted . ' ';
continue;
}
if ($token->value() === ',') {
if ($inlineCount >= 30) {
$inlineCount = 0;
$newline = true;
}
}
$inlineCount += strlen($token->value());
}
// Opening parentheses increase the block indent level and start a new line
if ($token->value() === '(') {
// First check if this should be an inline parentheses block
// Examples are "NOW()", "COUNT(*)", "int(10)", key(`somecolumn`), DECIMAL(7,2)
// Allow up to 3 non-whitespace tokens inside inline parentheses
$length = 0;
$subCursor = $cursor->subCursor();
for ($j = 1; $j <= 250; $j++) {
// Reached end of string
$next = $subCursor->next(Token::TOKEN_TYPE_WHITESPACE);
if (! $next) {
break;
}
// Reached closing parentheses, able to inline it
if ($next->value() === ')') {
$inlineParentheses = true;
$inlineCount = 0;
$inlineIndented = false;
break;
}
// Reached an invalid token for inline parentheses
if ($next->value() === ';' || $next->value() === '(') {
break;
}
// Reached an invalid token type for inline parentheses
if (
$next->isOfType(
Token::TOKEN_TYPE_RESERVED_TOPLEVEL,
Token::TOKEN_TYPE_RESERVED_NEWLINE,
Token::TOKEN_TYPE_COMMENT,
Token::TOKEN_TYPE_BLOCK_COMMENT
)
) {
break;
}
$length += strlen($next->value());
}
if ($inlineParentheses && $length > 30) {
$increaseBlockIndent = true;
$inlineIndented = true;
$newline = true;
}
// Take out the preceding space unless there was whitespace there in the original query
$prevToken = $cursor->subCursor()->previous();
if ($prevToken && ! $prevToken->isOfType(Token::TOKEN_TYPE_WHITESPACE)) {
$return = rtrim($return, ' ');
}
if (! $inlineParentheses) {
$increaseBlockIndent = true;
// Add a newline after the parentheses
$newline = true;
}
} elseif ($token->value() === ')') {
// Closing parentheses decrease the block indent level
// Remove whitespace before the closing parentheses
$return = rtrim($return, ' ');
$indentLevel--;
// Reset indent level
while ($j = array_shift($indentTypes)) {
if ($j !== 'special') {
break;
}
$indentLevel--;
}
if ($indentLevel < 0) {
// This is an error
$indentLevel = 0;
$return .= $this->highlighter->highlightError($token->value());
continue;
}
// Add a newline before the closing parentheses (if not already added)
if (! $addedNewline) {
$return .= "\n" . str_repeat($tab, $indentLevel);
}
} elseif ($token->isOfType(Token::TOKEN_TYPE_RESERVED_TOPLEVEL)) {
// Top level reserved words start a new line and increase the special indent level
$increaseSpecialIndent = true;
// If the last indent type was 'special', decrease the special indent for this round
reset($indentTypes);
if (current($indentTypes) === 'special') {
$indentLevel--;
array_shift($indentTypes);
}
// Add a newline after the top level reserved word
$newline = true;
// Add a newline before the top level reserved word (if not already added)
if (! $addedNewline) {
$return = rtrim($return, ' ');
$return .= "\n" . str_repeat($tab, $indentLevel);
} else {
// If we already added a newline, redo the indentation since it may be different now
$return = rtrim($return, $tab) . str_repeat($tab, $indentLevel);
}
if ($token->hasExtraWhitespace()) {
$highlighted = preg_replace('/\s+/', ' ', $highlighted);
}
//if SQL 'LIMIT' clause, start variable to reset newline
if ($token->value() === 'LIMIT' && ! $inlineParentheses) {
$clauseLimit = true;
}
} elseif (
$clauseLimit &&
$token->value() !== ',' &&
! $token->isOfType(Token::TOKEN_TYPE_NUMBER, Token::TOKEN_TYPE_WHITESPACE)
) {
// Checks if we are out of the limit clause
$clauseLimit = false;
} elseif ($token->value() === ',' && ! $inlineParentheses) {
// Commas start a new line (unless within inline parentheses or SQL 'LIMIT' clause)
//If the previous TOKEN_VALUE is 'LIMIT', resets new line
if ($clauseLimit === true) {
$newline = false;
$clauseLimit = false;
} else {
// All other cases of commas
$newline = true;
}
} elseif ($token->isOfType(Token::TOKEN_TYPE_RESERVED_NEWLINE)) {
// Newline reserved words start a new line
// Add a newline before the reserved word (if not already added)
if (! $addedNewline) {
$return = rtrim($return, ' ');
$return .= "\n" . str_repeat($tab, $indentLevel);
}
if ($token->hasExtraWhitespace()) {
$highlighted = preg_replace('/\s+/', ' ', $highlighted);
}
} elseif ($token->isOfType(Token::TOKEN_TYPE_BOUNDARY)) {
// Multiple boundary characters in a row should not have spaces between them (not including parentheses)
$prevNotWhitespaceToken = $cursor->subCursor()->previous(Token::TOKEN_TYPE_WHITESPACE);
if ($prevNotWhitespaceToken && $prevNotWhitespaceToken->isOfType(Token::TOKEN_TYPE_BOUNDARY)) {
$prevToken = $cursor->subCursor()->previous();
if ($prevToken && ! $prevToken->isOfType(Token::TOKEN_TYPE_WHITESPACE)) {
$return = rtrim($return, ' ');
}
}
}
// If the token shouldn't have a space before it
if (
$token->value() === '.' ||
$token->value() === ',' ||
$token->value() === ';'
) {
$return = rtrim($return, ' ');
}
$return .= $highlighted . ' ';
// If the token shouldn't have a space after it
if ($token->value() === '(' || $token->value() === '.') {
$return = rtrim($return, ' ');
}
// If this is the "-" of a negative number, it shouldn't have a space after it
if ($token->value() !== '-') {
continue;
}
$nextNotWhitespace = $cursor->subCursor()->next(Token::TOKEN_TYPE_WHITESPACE);
if (! $nextNotWhitespace || ! $nextNotWhitespace->isOfType(Token::TOKEN_TYPE_NUMBER)) {
continue;
}
$prev = $cursor->subCursor()->previous(Token::TOKEN_TYPE_WHITESPACE);
if (! $prev) {
continue;
}
if (
$prev->isOfType(
Token::TOKEN_TYPE_QUOTE,
Token::TOKEN_TYPE_BACKTICK_QUOTE,
Token::TOKEN_TYPE_WORD,
Token::TOKEN_TYPE_NUMBER
)
) {
continue;
}
$return = rtrim($return, ' ');
}
// If there are unmatched parentheses
if (array_search('block', $indentTypes) !== false) {
$return = rtrim($return, ' ');
$return .= $this->highlighter->highlightErrorMessage(
'WARNING: unclosed parentheses or section'
);
}
// Replace tab characters with the configuration tab character
$return = trim(str_replace("\t", $indentString, $return));
return $this->highlighter->output($return);
}
/**
* Add syntax highlighting to a SQL string
*
* @param string $string The SQL string
*
* @return string The SQL string with HTML styles applied
*/
public function highlight(string $string): string
{
$cursor = $this->tokenizer->tokenize($string);
$return = '';
while ($token = $cursor->next()) {
$return .= $this->highlighter->highlightToken(
$token->type(),
$token->value()
);
}
return $this->highlighter->output($return);
}
/**
* Compress a query by collapsing white space and removing comments
*
* @param string $string The SQL string
*
* @return string The SQL string without comments
*/
public function compress(string $string): string
{
$result = '';
$cursor = $this->tokenizer->tokenize($string);
$whitespace = true;
while ($token = $cursor->next()) {
// Skip comment tokens
if ($token->isOfType(Token::TOKEN_TYPE_COMMENT, Token::TOKEN_TYPE_BLOCK_COMMENT)) {
continue;
}
// Remove extra whitespace in reserved words (e.g "OUTER JOIN" becomes "OUTER JOIN")
if (
$token->isOfType(
Token::TOKEN_TYPE_RESERVED,
Token::TOKEN_TYPE_RESERVED_NEWLINE,
Token::TOKEN_TYPE_RESERVED_TOPLEVEL
)
) {
$newValue = preg_replace('/\s+/', ' ', $token->value());
assert($newValue !== null);
$token = $token->withValue($newValue);
}
if ($token->isOfType(Token::TOKEN_TYPE_WHITESPACE)) {
// If the last token was whitespace, don't add another one
if ($whitespace) {
continue;
}
$whitespace = true;
// Convert all whitespace to a single space
$token = $token->withValue(' ');
} else {
$whitespace = false;
}
$result .= $token->value();
}
return rtrim($result);
}
}
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