parser = $parser;
$mem = ini_get( 'memory_limit' );
$this->memoryLimit = false;
if ( strval( $mem ) !== '' && $mem != -1 ) {
if ( preg_match( '/^\d+$/', $mem ) ) {
$this->memoryLimit = $mem;
} elseif ( preg_match( '/^(\d+)M$/i', $mem, $m ) ) {
$this->memoryLimit = $m[1] * 1048576;
}
}
}
/**
* @return PPFrame_DOM
*/
public function newFrame() {
return new PPFrame_DOM( $this );
}
/**
* @param array $args
* @return PPCustomFrame_DOM
*/
public function newCustomFrame( $args ) {
return new PPCustomFrame_DOM( $this, $args );
}
/**
* @param array $values
* @return PPNode_DOM
* @throws MWException
*/
public function newPartNodeArray( $values ) {
// NOTE: DOM manipulation is slower than building & parsing XML! (or so Tim sais)
$xml = "";
foreach ( $values as $k => $val ) {
if ( is_int( $k ) ) {
$xml .= ""
. htmlspecialchars( $val ) . "";
} else {
$xml .= "" . htmlspecialchars( $k )
. "=" . htmlspecialchars( $val ) . "";
}
}
$xml .= "
";
$dom = new DOMDocument();
Wikimedia\suppressWarnings();
$result = $dom->loadXML( $xml );
Wikimedia\restoreWarnings();
if ( !$result ) {
// Try running the XML through UtfNormal to get rid of invalid characters
$xml = UtfNormal\Validator::cleanUp( $xml );
// 1 << 19 == XML_PARSE_HUGE, needed so newer versions of libxml2
// don't barf when the XML is >256 levels deep
$result = $dom->loadXML( $xml, 1 << 19 );
}
if ( !$result ) {
throw new MWException( 'Parameters passed to ' . __METHOD__ . ' result in invalid XML' );
}
$root = $dom->documentElement;
$node = new PPNode_DOM( $root->childNodes );
return $node;
}
/**
* @throws MWException
* @return bool
*/
public function memCheck() {
if ( $this->memoryLimit === false ) {
return true;
}
$usage = memory_get_usage();
if ( $usage > $this->memoryLimit * 0.9 ) {
$limit = intval( $this->memoryLimit * 0.9 / 1048576 + 0.5 );
throw new MWException( "Preprocessor hit 90% memory limit ($limit MB)" );
}
return $usage <= $this->memoryLimit * 0.8;
}
/**
* Preprocess some wikitext and return the document tree.
* This is the ghost of Parser::replace_variables().
*
* @param string $text The text to parse
* @param int $flags Bitwise combination of:
* Parser::PTD_FOR_INCLUSION Handle "" and ""
* as if the text is being included. Default
* is to assume a direct page view.
*
* The generated DOM tree must depend only on the input text and the flags.
* The DOM tree must be the same in OT_HTML and OT_WIKI mode, to avoid a regression of T6899.
*
* Any flag added to the $flags parameter here, or any other parameter liable to cause a
* change in the DOM tree for a given text, must be passed through the section identifier
* in the section edit link and thus back to extractSections().
*
* The output of this function is currently only cached in process memory, but a persistent
* cache may be implemented at a later date which takes further advantage of these strict
* dependency requirements.
*
* @throws MWException
* @return PPNode_DOM
*/
public function preprocessToObj( $text, $flags = 0 ) {
$xml = $this->cacheGetTree( $text, $flags );
if ( $xml === false ) {
$xml = $this->preprocessToXml( $text, $flags );
$this->cacheSetTree( $text, $flags, $xml );
}
// Fail if the number of elements exceeds acceptable limits
// Do not attempt to generate the DOM
$this->parser->mGeneratedPPNodeCount += substr_count( $xml, '<' );
$max = $this->parser->mOptions->getMaxGeneratedPPNodeCount();
if ( $this->parser->mGeneratedPPNodeCount > $max ) {
// if ( $cacheable ) { ... }
throw new MWException( __METHOD__ . ': generated node count limit exceeded' );
}
$dom = new DOMDocument;
Wikimedia\suppressWarnings();
$result = $dom->loadXML( $xml );
Wikimedia\restoreWarnings();
if ( !$result ) {
// Try running the XML through UtfNormal to get rid of invalid characters
$xml = UtfNormal\Validator::cleanUp( $xml );
// 1 << 19 == XML_PARSE_HUGE, needed so newer versions of libxml2
// don't barf when the XML is >256 levels deep.
$result = $dom->loadXML( $xml, 1 << 19 );
}
if ( $result ) {
$obj = new PPNode_DOM( $dom->documentElement );
}
// if ( $cacheable ) { ... }
if ( !$result ) {
throw new MWException( __METHOD__ . ' generated invalid XML' );
}
return $obj;
}
/**
* @param string $text
* @param int $flags
* @return string
*/
public function preprocessToXml( $text, $flags = 0 ) {
global $wgDisableLangConversion;
$forInclusion = $flags & Parser::PTD_FOR_INCLUSION;
$xmlishElements = $this->parser->getStripList();
$xmlishAllowMissingEndTag = [ 'includeonly', 'noinclude', 'onlyinclude' ];
$enableOnlyinclude = false;
if ( $forInclusion ) {
$ignoredTags = [ 'includeonly', '/includeonly' ];
$ignoredElements = [ 'noinclude' ];
$xmlishElements[] = 'noinclude';
if ( strpos( $text, '' ) !== false
&& strpos( $text, '' ) !== false
) {
$enableOnlyinclude = true;
}
} else {
$ignoredTags = [ 'noinclude', '/noinclude', 'onlyinclude', '/onlyinclude' ];
$ignoredElements = [ 'includeonly' ];
$xmlishElements[] = 'includeonly';
}
$xmlishRegex = implode( '|', array_merge( $xmlishElements, $ignoredTags ) );
// Use "A" modifier (anchored) instead of "^", because ^ doesn't work with an offset
$elementsRegex = "~($xmlishRegex)(?:\s|\/>|>)|(!--)~iA";
$stack = new PPDStack;
$searchBase = "[{<\n"; # }
if ( !$wgDisableLangConversion ) {
$searchBase .= '-';
}
// For fast reverse searches
$revText = strrev( $text );
$lengthText = strlen( $text );
// Input pointer, starts out pointing to a pseudo-newline before the start
$i = 0;
// Current accumulator
$accum =& $stack->getAccum();
$accum = '';
// True to find equals signs in arguments
$findEquals = false;
// True to take notice of pipe characters
$findPipe = false;
$headingIndex = 1;
// True if $i is inside a possible heading
$inHeading = false;
// True if there are no more greater-than (>) signs right of $i
$noMoreGT = false;
// Map of tag name => true if there are no more closing tags of given type right of $i
$noMoreClosingTag = [];
// True to ignore all input up to the next
$findOnlyinclude = $enableOnlyinclude;
// Do a line-start run without outputting an LF character
$fakeLineStart = true;
while ( true ) {
// $this->memCheck();
if ( $findOnlyinclude ) {
// Ignore all input up to the next
$startPos = strpos( $text, '', $i );
if ( $startPos === false ) {
// Ignored section runs to the end
$accum .= '' . htmlspecialchars( substr( $text, $i ) ) . '';
break;
}
$tagEndPos = $startPos + strlen( '' ); // past-the-end
$accum .= '' . htmlspecialchars( substr( $text, $i, $tagEndPos - $i ) ) . '';
$i = $tagEndPos;
$findOnlyinclude = false;
}
if ( $fakeLineStart ) {
$found = 'line-start';
$curChar = '';
} else {
# Find next opening brace, closing brace or pipe
$search = $searchBase;
if ( $stack->top === false ) {
$currentClosing = '';
} else {
$currentClosing = $stack->top->close;
$search .= $currentClosing;
}
if ( $findPipe ) {
$search .= '|';
}
if ( $findEquals ) {
// First equals will be for the template
$search .= '=';
}
$rule = null;
# Output literal section, advance input counter
$literalLength = strcspn( $text, $search, $i );
if ( $literalLength > 0 ) {
$accum .= htmlspecialchars( substr( $text, $i, $literalLength ) );
$i += $literalLength;
}
if ( $i >= $lengthText ) {
if ( $currentClosing == "\n" ) {
// Do a past-the-end run to finish off the heading
$curChar = '';
$found = 'line-end';
} else {
# All done
break;
}
} else {
$curChar = $curTwoChar = $text[$i];
if ( ( $i + 1 ) < $lengthText ) {
$curTwoChar .= $text[$i + 1];
}
if ( $curChar == '|' ) {
$found = 'pipe';
} elseif ( $curChar == '=' ) {
$found = 'equals';
} elseif ( $curChar == '<' ) {
$found = 'angle';
} elseif ( $curChar == "\n" ) {
if ( $inHeading ) {
$found = 'line-end';
} else {
$found = 'line-start';
}
} elseif ( $curTwoChar == $currentClosing ) {
$found = 'close';
$curChar = $curTwoChar;
} elseif ( $curChar == $currentClosing ) {
$found = 'close';
} elseif ( isset( $this->rules[$curTwoChar] ) ) {
$curChar = $curTwoChar;
$found = 'open';
$rule = $this->rules[$curChar];
} elseif ( isset( $this->rules[$curChar] ) ) {
$found = 'open';
$rule = $this->rules[$curChar];
} else {
# Some versions of PHP have a strcspn which stops on
# null characters; ignore these and continue.
# We also may get '-' and '}' characters here which
# don't match -{ or $currentClosing. Add these to
# output and continue.
if ( $curChar == '-' || $curChar == '}' ) {
$accum .= $curChar;
}
++$i;
continue;
}
}
}
if ( $found == 'angle' ) {
$matches = false;
// Handle
if ( $enableOnlyinclude
&& substr( $text, $i, strlen( '' ) ) == ''
) {
$findOnlyinclude = true;
continue;
}
// Determine element name
if ( !preg_match( $elementsRegex, $text, $matches, 0, $i + 1 ) ) {
// Element name missing or not listed
$accum .= '<';
++$i;
continue;
}
// Handle comments
if ( isset( $matches[2] ) && $matches[2] == '!--' ) {
// To avoid leaving blank lines, when a sequence of
// space-separated comments is both preceded and followed by
// a newline (ignoring spaces), then
// trim leading and trailing spaces and the trailing newline.
// Find the end
$endPos = strpos( $text, '-->', $i + 4 );
if ( $endPos === false ) {
// Unclosed comment in input, runs to end
$inner = substr( $text, $i );
$accum .= '' . htmlspecialchars( $inner ) . '';
$i = $lengthText;
} else {
// Search backwards for leading whitespace
$wsStart = $i ? ( $i - strspn( $revText, " \t", $lengthText - $i ) ) : 0;
// Search forwards for trailing whitespace
// $wsEnd will be the position of the last space (or the '>' if there's none)
$wsEnd = $endPos + 2 + strspn( $text, " \t", $endPos + 3 );
// Keep looking forward as long as we're finding more
// comments.
$comments = [ [ $wsStart, $wsEnd ] ];
while ( substr( $text, $wsEnd + 1, 4 ) == '', $wsEnd + 4 );
if ( $c === false ) {
break;
}
$c = $c + 2 + strspn( $text, " \t", $c + 3 );
$comments[] = [ $wsEnd + 1, $c ];
$wsEnd = $c;
}
// Eat the line if possible
// TODO: This could theoretically be done if $wsStart == 0, i.e. for comments at
// the overall start. That's not how Sanitizer::removeHTMLcomments() did it, but
// it's a possible beneficial b/c break.
if ( $wsStart > 0 && substr( $text, $wsStart - 1, 1 ) == "\n"
&& substr( $text, $wsEnd + 1, 1 ) == "\n"
) {
// Remove leading whitespace from the end of the accumulator
// Sanity check first though
$wsLength = $i - $wsStart;
if ( $wsLength > 0
&& strspn( $accum, " \t", -$wsLength ) === $wsLength
) {
$accum = substr( $accum, 0, -$wsLength );
}
// Dump all but the last comment to the accumulator
foreach ( $comments as $j => $com ) {
$startPos = $com[0];
$endPos = $com[1] + 1;
if ( $j == ( count( $comments ) - 1 ) ) {
break;
}
$inner = substr( $text, $startPos, $endPos - $startPos );
$accum .= '' . htmlspecialchars( $inner ) . '';
}
// Do a line-start run next time to look for headings after the comment
$fakeLineStart = true;
} else {
// No line to eat, just take the comment itself
$startPos = $i;
$endPos += 2;
}
if ( $stack->top ) {
$part = $stack->top->getCurrentPart();
if ( !( isset( $part->commentEnd ) && $part->commentEnd == $wsStart - 1 ) ) {
$part->visualEnd = $wsStart;
}
// Else comments abutting, no change in visual end
$part->commentEnd = $endPos;
}
$i = $endPos + 1;
$inner = substr( $text, $startPos, $endPos - $startPos + 1 );
$accum .= '' . htmlspecialchars( $inner ) . '';
}
continue;
}
$name = $matches[1];
$lowerName = strtolower( $name );
$attrStart = $i + strlen( $name ) + 1;
// Find end of tag
$tagEndPos = $noMoreGT ? false : strpos( $text, '>', $attrStart );
if ( $tagEndPos === false ) {
// Infinite backtrack
// Disable tag search to prevent worst-case O(N^2) performance
$noMoreGT = true;
$accum .= '<';
++$i;
continue;
}
// Handle ignored tags
if ( in_array( $lowerName, $ignoredTags ) ) {
$accum .= ''
. htmlspecialchars( substr( $text, $i, $tagEndPos - $i + 1 ) )
. '';
$i = $tagEndPos + 1;
continue;
}
$tagStartPos = $i;
if ( $text[$tagEndPos - 1] == '/' ) {
$attrEnd = $tagEndPos - 1;
$inner = null;
$i = $tagEndPos + 1;
$close = '';
} else {
$attrEnd = $tagEndPos;
// Find closing tag
if (
!isset( $noMoreClosingTag[$name] ) &&
preg_match( "/<\/" . preg_quote( $name, '/' ) . "\s*>/i",
$text, $matches, PREG_OFFSET_CAPTURE, $tagEndPos + 1 )
) {
$inner = substr( $text, $tagEndPos + 1, $matches[0][1] - $tagEndPos - 1 );
$i = $matches[0][1] + strlen( $matches[0][0] );
$close = '' . htmlspecialchars( $matches[0][0] ) . '';
} else {
// No end tag
if ( in_array( $name, $xmlishAllowMissingEndTag ) ) {
// Let it run out to the end of the text.
$inner = substr( $text, $tagEndPos + 1 );
$i = $lengthText;
$close = '';
} else {
// Don't match the tag, treat opening tag as literal and resume parsing.
$i = $tagEndPos + 1;
$accum .= htmlspecialchars( substr( $text, $tagStartPos, $tagEndPos + 1 - $tagStartPos ) );
// Cache results, otherwise we have O(N^2) performance for input like ...
$noMoreClosingTag[$name] = true;
continue;
}
}
}
// and just become tags
if ( in_array( $lowerName, $ignoredElements ) ) {
$accum .= '' . htmlspecialchars( substr( $text, $tagStartPos, $i - $tagStartPos ) )
. '';
continue;
}
$accum .= '';
if ( $attrEnd <= $attrStart ) {
$attr = '';
} else {
$attr = substr( $text, $attrStart, $attrEnd - $attrStart );
}
$accum .= '' . htmlspecialchars( $name ) . '' .
// Note that the attr element contains the whitespace between name and attribute,
// this is necessary for precise reconstruction during pre-save transform.
'' . htmlspecialchars( $attr ) . '';
if ( $inner !== null ) {
$accum .= '' . htmlspecialchars( $inner ) . '';
}
$accum .= $close . '';
} elseif ( $found == 'line-start' ) {
// Is this the start of a heading?
// Line break belongs before the heading element in any case
if ( $fakeLineStart ) {
$fakeLineStart = false;
} else {
$accum .= $curChar;
$i++;
}
$count = strspn( $text, '=', $i, 6 );
if ( $count == 1 && $findEquals ) {
// DWIM: This looks kind of like a name/value separator.
// Let's let the equals handler have it and break the
// potential heading. This is heuristic, but AFAICT the
// methods for completely correct disambiguation are very
// complex.
} elseif ( $count > 0 ) {
$piece = [
'open' => "\n",
'close' => "\n",
'parts' => [ new PPDPart( str_repeat( '=', $count ) ) ],
'startPos' => $i,
'count' => $count ];
$stack->push( $piece );
$accum =& $stack->getAccum();
$stackFlags = $stack->getFlags();
if ( isset( $stackFlags['findEquals'] ) ) {
$findEquals = $stackFlags['findEquals'];
}
if ( isset( $stackFlags['findPipe'] ) ) {
$findPipe = $stackFlags['findPipe'];
}
if ( isset( $stackFlags['inHeading'] ) ) {
$inHeading = $stackFlags['inHeading'];
}
$i += $count;
}
} elseif ( $found == 'line-end' ) {
$piece = $stack->top;
// A heading must be open, otherwise \n wouldn't have been in the search list
// FIXME: Don't use assert()
// phpcs:ignore MediaWiki.Usage.ForbiddenFunctions.assert
assert( $piece->open === "\n" );
$part = $piece->getCurrentPart();
// Search back through the input to see if it has a proper close.
// Do this using the reversed string since the other solutions
// (end anchor, etc.) are inefficient.
$wsLength = strspn( $revText, " \t", $lengthText - $i );
$searchStart = $i - $wsLength;
if ( isset( $part->commentEnd ) && $searchStart - 1 == $part->commentEnd ) {
// Comment found at line end
// Search for equals signs before the comment
$searchStart = $part->visualEnd;
$searchStart -= strspn( $revText, " \t", $lengthText - $searchStart );
}
$count = $piece->count;
$equalsLength = strspn( $revText, '=', $lengthText - $searchStart );
if ( $equalsLength > 0 ) {
if ( $searchStart - $equalsLength == $piece->startPos ) {
// This is just a single string of equals signs on its own line
// Replicate the doHeadings behavior /={count}(.+)={count}/
// First find out how many equals signs there really are (don't stop at 6)
$count = $equalsLength;
if ( $count < 3 ) {
$count = 0;
} else {
$count = min( 6, intval( ( $count - 1 ) / 2 ) );
}
} else {
$count = min( $equalsLength, $count );
}
if ( $count > 0 ) {
// Normal match, output
$element = "$accum";
$headingIndex++;
} else {
// Single equals sign on its own line, count=0
$element = $accum;
}
} else {
// No match, no , just pass down the inner text
$element = $accum;
}
// Unwind the stack
$stack->pop();
$accum =& $stack->getAccum();
$stackFlags = $stack->getFlags();
if ( isset( $stackFlags['findEquals'] ) ) {
$findEquals = $stackFlags['findEquals'];
}
if ( isset( $stackFlags['findPipe'] ) ) {
$findPipe = $stackFlags['findPipe'];
}
if ( isset( $stackFlags['inHeading'] ) ) {
$inHeading = $stackFlags['inHeading'];
}
// Append the result to the enclosing accumulator
$accum .= $element;
// Note that we do NOT increment the input pointer.
// This is because the closing linebreak could be the opening linebreak of
// another heading. Infinite loops are avoided because the next iteration MUST
// hit the heading open case above, which unconditionally increments the
// input pointer.
} elseif ( $found == 'open' ) {
# count opening brace characters
$curLen = strlen( $curChar );
$count = ( $curLen > 1 ) ?
# allow the final character to repeat
strspn( $text, $curChar[$curLen - 1], $i + 1 ) + 1 :
strspn( $text, $curChar, $i );
$savedPrefix = '';
$lineStart = ( $i > 0 && $text[$i - 1] == "\n" );
if ( $curChar === "-{" && $count > $curLen ) {
// -{ => {{ transition because rightmost wins
$savedPrefix = '-';
$i++;
$curChar = '{';
$count--;
$rule = $this->rules[$curChar];
}
# we need to add to stack only if opening brace count is enough for one of the rules
if ( $count >= $rule['min'] ) {
# Add it to the stack
$piece = [
'open' => $curChar,
'close' => $rule['end'],
'savedPrefix' => $savedPrefix,
'count' => $count,
'lineStart' => $lineStart,
];
$stack->push( $piece );
$accum =& $stack->getAccum();
$stackFlags = $stack->getFlags();
if ( isset( $stackFlags['findEquals'] ) ) {
$findEquals = $stackFlags['findEquals'];
}
if ( isset( $stackFlags['findPipe'] ) ) {
$findPipe = $stackFlags['findPipe'];
}
if ( isset( $stackFlags['inHeading'] ) ) {
$inHeading = $stackFlags['inHeading'];
}
} else {
# Add literal brace(s)
$accum .= htmlspecialchars( $savedPrefix . str_repeat( $curChar, $count ) );
}
$i += $count;
} elseif ( $found == 'close' ) {
$piece = $stack->top;
# lets check if there are enough characters for closing brace
$maxCount = $piece->count;
if ( $piece->close === '}-' && $curChar === '}' ) {
$maxCount--; # don't try to match closing '-' as a '}'
}
$curLen = strlen( $curChar );
$count = ( $curLen > 1 ) ? $curLen :
strspn( $text, $curChar, $i, $maxCount );
# check for maximum matching characters (if there are 5 closing
# characters, we will probably need only 3 - depending on the rules)
$rule = $this->rules[$piece->open];
if ( $count > $rule['max'] ) {
# The specified maximum exists in the callback array, unless the caller
# has made an error
$matchingCount = $rule['max'];
} else {
# Count is less than the maximum
# Skip any gaps in the callback array to find the true largest match
# Need to use array_key_exists not isset because the callback can be null
$matchingCount = $count;
while ( $matchingCount > 0 && !array_key_exists( $matchingCount, $rule['names'] ) ) {
--$matchingCount;
}
}
if ( $matchingCount <= 0 ) {
# No matching element found in callback array
# Output a literal closing brace and continue
$endText = substr( $text, $i, $count );
$accum .= htmlspecialchars( $endText );
$i += $count;
continue;
}
$name = $rule['names'][$matchingCount];
if ( $name === null ) {
// No element, just literal text
$endText = substr( $text, $i, $matchingCount );
$element = $piece->breakSyntax( $matchingCount ) . $endText;
} else {
# Create XML element
# Note: $parts is already XML, does not need to be encoded further
$parts = $piece->parts;
$title = $parts[0]->out;
unset( $parts[0] );
# The invocation is at the start of the line if lineStart is set in
# the stack, and all opening brackets are used up.
if ( $maxCount == $matchingCount &&
!empty( $piece->lineStart ) &&
strlen( $piece->savedPrefix ) == 0 ) {
$attr = ' lineStart="1"';
} else {
$attr = '';
}
$element = "<$name$attr>";
$element .= "$title";
$argIndex = 1;
foreach ( $parts as $part ) {
if ( isset( $part->eqpos ) ) {
$argName = substr( $part->out, 0, $part->eqpos );
$argValue = substr( $part->out, $part->eqpos + 1 );
$element .= "$argName=$argValue";
} else {
$element .= "{$part->out}";
$argIndex++;
}
}
$element .= "$name>";
}
# Advance input pointer
$i += $matchingCount;
# Unwind the stack
$stack->pop();
$accum =& $stack->getAccum();
# Re-add the old stack element if it still has unmatched opening characters remaining
if ( $matchingCount < $piece->count ) {
$piece->parts = [ new PPDPart ];
$piece->count -= $matchingCount;
# do we still qualify for any callback with remaining count?
$min = $this->rules[$piece->open]['min'];
if ( $piece->count >= $min ) {
$stack->push( $piece );
$accum =& $stack->getAccum();
} elseif ( $piece->count == 1 && $piece->open === '{' && $piece->savedPrefix === '-' ) {
$piece->savedPrefix = '';
$piece->open = '-{';
$piece->count = 2;
$piece->close = $this->rules[$piece->open]['end'];
$stack->push( $piece );
$accum =& $stack->getAccum();
} else {
$s = substr( $piece->open, 0, -1 );
$s .= str_repeat(
substr( $piece->open, -1 ),
$piece->count - strlen( $s )
);
$accum .= $piece->savedPrefix . $s;
}
} elseif ( $piece->savedPrefix !== '' ) {
$accum .= $piece->savedPrefix;
}
$stackFlags = $stack->getFlags();
if ( isset( $stackFlags['findEquals'] ) ) {
$findEquals = $stackFlags['findEquals'];
}
if ( isset( $stackFlags['findPipe'] ) ) {
$findPipe = $stackFlags['findPipe'];
}
if ( isset( $stackFlags['inHeading'] ) ) {
$inHeading = $stackFlags['inHeading'];
}
# Add XML element to the enclosing accumulator
$accum .= $element;
} elseif ( $found == 'pipe' ) {
$findEquals = true; // shortcut for getFlags()
$stack->addPart();
$accum =& $stack->getAccum();
++$i;
} elseif ( $found == 'equals' ) {
$findEquals = false; // shortcut for getFlags()
$stack->getCurrentPart()->eqpos = strlen( $accum );
$accum .= '=';
++$i;
}
}
# Output any remaining unclosed brackets
foreach ( $stack->stack as $piece ) {
$stack->rootAccum .= $piece->breakSyntax();
}
$stack->rootAccum .= '';
$xml = $stack->rootAccum;
return $xml;
}
}