@ -1831,8 +1831,11 @@ class TreeBuilder {
} }
} }
# An end tag whose tag name is "sarcasm" # An end tag whose tag name is "sarcasm"
# Take a deep breath, then act as described in the "any other end tag" entry below. # Take a deep breath, then act as described in
# An end tag whose tag name is one of: "a", "b", "big", "code", "em", "font", "i", "nobr", "s", "small", "strike", "strong", "tt", "u" # the "any other end tag" entry below.
# An end tag whose tag name is one of: "a", "b", "big",
# "code", "em", "font", "i", "nobr", "s", "small",
# "strike", "strong", "tt", "u"
elseif ($token->name === "a" || $token->name === "b" || $token->name === "big" || $token->name === "code" || $token->name === "em" || $token->name === "font" || $token->name === "i" || $token->name === "nobr" || $token->name === "s" || $token->name === "small" || $token->name === "strike" || $token->name === "strong" || $token->name === "tt" || $token->name === "u") { elseif ($token->name === "a" || $token->name === "b" || $token->name === "big" || $token->name === "code" || $token->name === "em" || $token->name === "font" || $token->name === "i" || $token->name === "nobr" || $token->name === "s" || $token->name === "small" || $token->name === "strike" || $token->name === "strong" || $token->name === "tt" || $token->name === "u") {
# Run the adoption agency algorithm for the token. # Run the adoption agency algorithm for the token.
$this->adopt($token); $this->adopt($token);
@ -3375,7 +3378,7 @@ class TreeBuilder {
} }
# If formatting element is in the stack of open elements, but # If formatting element is in the stack of open elements, but
# the element is not in scope, then this is a parse error; return. # the element is not in scope, then this is a parse error; return.
else if (!$this->stack->hasElementInScope($formattingElement)) { if (!$this->stack->hasElementInScope($formattingElement)) {
$this->error($errorCode, $token->name); $this->error($errorCode, $token->name);
return; return;
} }
@ -3388,13 +3391,14 @@ class TreeBuilder {
# is lower in the stack than formatting element, and is an element in the # is lower in the stack than formatting element, and is an element in the
# special category. There might not be one. # special category. There might not be one.
$furthestBlock = null; $furthestBlock = null;
for ($k = ($stackIndex - 1); $k > -1; $k-- ) { for ($k = ($stackIndex + 1); $k < count ( $ this- > stack); $k++ ) {
if ($this->isElementSpecial($this->stack[$k])) { if ($this->isElementSpecial($this->stack[$k])) {
$furthestBlockIndex = $k; $furthestBlockIndex = $k;
$furthestBlock = $this->stack[$k]; $furthestBlock = $this->stack[$k];
break; break;
} }
} }
throw new NotImplementedException("NOT IMPLEMENTED");
# If there is no furthest block, then the UA must first pop all the nodes # If there is no furthest block, then the UA must first pop all the nodes
# from the bottom of the stack of open elements, from the current node up # from the bottom of the stack of open elements, from the current node up
# to and including formatting element, then remove formatting element from # to and including formatting element, then remove formatting element from
@ -3411,7 +3415,7 @@ class TreeBuilder {
# Let a bookmark note the position of formatting element in the list of # Let a bookmark note the position of formatting element in the list of
# active formatting elements relative to the elements on either side # active formatting elements relative to the elements on either side
# of it in the list. # of it in the list.
$bookmrk = $formattingElementIndex; $bookma rk = $formattingElementIndex;
# Let node and last node be furthest block. Follow these steps: # Let node and last node be furthest block. Follow these steps:
$node = $furthestBlock; $node = $furthestBlock;
$nodeIndex = $furthestBlockIndex; $nodeIndex = $furthestBlockIndex;
@ -3429,18 +3433,25 @@ class TreeBuilder {
$node = $this->stack[--$nodeIndex]; $node = $this->stack[--$nodeIndex];
# If node is formatting element, then go to the next step in the # If node is formatting element, then go to the next step in the
# overall algorithm. # overall algorithm.
goto AfterInnerLoop; if ($node->isSameNode($formattingElement)) {
$nodeListPos = $formattingElementIndex;
goto AfterInnerLoop;
}
# If inner loop counter is greater than three and node is in the # If inner loop counter is greater than three and node is in the
# list of active formatting elements, then remove node from the # list of active formatting elements, then remove node from the
# list of active formatting elements. # list of active formatting elements.
$nodeListPos = $this->activeFormattingElementsList->findSame($node); $nodeListPos = $this->activeFormattingElementsList->findSame($node);
if ($innerLoopCounter > 3 & & $nodeListPos > -1) { if ($innerLoopCounter > 3 & & $nodeListPos > -1) {
unset($this->activeFormattingElementsList[$nodeListPos]); unset($this->activeFormattingElementsList[$nodeListPos]);
if ($bookmark > $nodeListPos) {
$bookmark--;
}
$nodeListPos = -1;
} }
# If node is not in the list of active formatting elements, then # If node is not in the list of active formatting elements, then
# remove node from the stack of open elements and then go back to # remove node from the stack of open elements and then go back to
# the step labeled inner loop. # the step labeled inner loop.
else if ($nodeListPos === -1) { if ($nodeListPos === -1) {
$this->stack->removeSame($node); $this->stack->removeSame($node);
goto InnerLoop; goto InnerLoop;
} }
@ -3450,11 +3461,12 @@ class TreeBuilder {
# active formatting elements with an entry for the new element, # active formatting elements with an entry for the new element,
# replace the entry for node in the stack of open elements with # replace the entry for node in the stack of open elements with
# an entry for the new element, and let node be the new element. # an entry for the new element, and let node be the new element.
$element = $this->insertStartTagToken($this->activeFormattingElementsList[$nodeListPos]['token'], $commonAncestor); $nodeToken = $this->activeFormattingElementsList[$nodeListPos]['token'];
$this->activeFormattingElementsList[$nodeListPos]['element'] = $element; $element = $this->createElementForToken($token, null, $commonAncestor);
$this->activeFormattingElementsList[$nodeListPos] = ['token' => $nodeToken, 'element' => $element];
$this->stack[$nodeIndex] = $element; $this->stack[$nodeIndex] = $element;
# If last node is furthest block, then move the aforementioned # If last node is furthest block, then move the aforementioned
# bookmark to be immediately after the new node in the list of # to be immediately after the new node in the list of
# active formatting elements. # active formatting elements.
if ($lastNode->isSameNode($furthestBlock)) { if ($lastNode->isSameNode($furthestBlock)) {
$bookmark = $nodeListPos + 1; $bookmark = $nodeListPos + 1;
@ -3482,7 +3494,8 @@ class TreeBuilder {
# Create an element for the token for which formatting element was # Create an element for the token for which formatting element was
# created, in the HTML namespace, with furthest block as the # created, in the HTML namespace, with furthest block as the
# intended parent. # intended parent.
$element = $this->insertStartTagToken($this->activeFormattingElementsList[$formattingElementIndex]['token'], $furthestBlock); $formattingToken = $this->activeFormattingElementsList[$formattingElementIndex]['token'];
$element = $this->createElementForToken($formattingToken, null, $furthestBlock);
# Take all of the child nodes of furthest block and append them to # Take all of the child nodes of furthest block and append them to
# the element created in the last step. # the element created in the last step.
foreach ($furthestBlock->childNodes as $node) { foreach ($furthestBlock->childNodes as $node) {
@ -3493,9 +3506,16 @@ class TreeBuilder {
# Remove formatting element from the list of active formatting # Remove formatting element from the list of active formatting
# elements, and insert the new element into the list of active # elements, and insert the new element into the list of active
# formatting elements at the position of the aforementioned bookmark. # formatting elements at the position of the aforementioned bookmark.
$this->activeFormattingElementsList->insert($formattingToken, $element, $bookmark);
# Remove formatting element from the stack of open elements, and insert the new element into the stack of open elements immediately below the position of furthest block in that stack. unset($this->activeFormattingElementsList[$formattingElementIndex]);
# Remove formatting element from the stack of open elements, and
# insert the new element into the stack of open elements
# immediately below the position of furthest block in that stack.
$this->stack->insert($element, $this->stack->findSame($furthestBlock));
assert($stackIndex > 0, new \Exception("Attempting to delete root element from stack"));
unset($this->stack[$this->stack->findSame($formattingElement)]);
# Jump back to the step labeled outer loop. # Jump back to the step labeled outer loop.
goto OuterLoop;
} }
protected function parseTokenInForeignContent(Token $token): bool { protected function parseTokenInForeignContent(Token $token): bool {
@ -3898,21 +3918,8 @@ class TreeBuilder {
# synchronous custom elements flag; otherwise, leave it unset. # synchronous custom elements flag; otherwise, leave it unset.
// DEVIATION: There is no point to setting the synchronous custom elements flag // DEVIATION: There is no point to setting the synchronous custom elements flag
// and custom element definition; there is no scripting in this implementation. // and custom element definition; there is no scripting in this implementation.
if ($namespace === Parser::HTML_NAMESPACE) {
$element = $this->DOM->createElement($token->name);
} else {
$element = $this->DOM->createElementNS($namespace, $token->name);
}
# 8. Append each attribute in the given token to element. # 8. Append each attribute in the given token to element.
foreach ($token->attributes as $a) { $element = $this->createElementForToken($token, $namespace, $intendedParent);
if (!$a->namespace || $a->namespace === Parser::HTML_NAMESPACE) {
$element->setAttribute($a->name, $a->value);
} else {
$element->setAttributeNS($a->namespace, $a->name, $a->value);
}
}
# 9. If will execute script is true, then: # 9. If will execute script is true, then:
# - 1. Let queue be the result of popping the current element queue from the # - 1. Let queue be the result of popping the current element queue from the
# custom element reactions stack. (This will be the same element queue as was # custom element reactions stack. (This will be the same element queue as was
@ -3926,16 +3933,6 @@ class TreeBuilder {
# not exactly the same as the element’s namespace, that is a parse error. # not exactly the same as the element’s namespace, that is a parse error.
# Similarly, if element has an xmlns:xlink attribute in the XMLNS namespace # Similarly, if element has an xmlns:xlink attribute in the XMLNS namespace
# whose value is not the XLink namespace, that is a parse error. # whose value is not the XLink namespace, that is a parse error.
$xmlns = $element->getAttributeNS(Parser::XMLNS_NAMESPACE, 'xmlns');
if ($xmlns !== '' & & $xmlns !== $element->namespaceURI) {
$this->error(ParseError::UNEXPECTED_XMLNS_ATTRIBUTE_VALUE, $element->namespaceURI);
}
$xlink = $element->getAttributeNS(Parser::XMLNS_NAMESPACE, 'xlink');
if ($xlink !== '' & & $xlink !== Parser::XLINK_NAMESPACE) {
$this->error(ParseError::UNEXPECTED_XMLNS_ATTRIBUTE_VALUE, Parser::XLINK_NAMESPACE);
}
# 11. If element is a resettable element, invoke its reset algorithm. (This # 11. If element is a resettable element, invoke its reset algorithm. (This
# initializes the element’s value and checkedness based on the element’s # initializes the element’s value and checkedness based on the element’s
# attributes.) # attributes.)
@ -4163,12 +4160,6 @@ class TreeBuilder {
$this->stack->popUntil('p'); $this->stack->popUntil('p');
} }
protected function isElementSpecial(Element $element): bool {
$name = $element->nodeName;
$ns = $element->namespaceURI ?? Parser::HTML_NAMESPACE;
return in_array($name, self::SPECIAL_ELEMENTS[$ns] ?? []);
}
protected function closeCell(TagToken $token): int { protected function closeCell(TagToken $token): int {
# Where the steps above say to close the cell, # Where the steps above say to close the cell,
# they mean to run the following algorithm: # they mean to run the following algorithm:
@ -4188,4 +4179,38 @@ class TreeBuilder {
# Switch the insertion mode to "in row". # Switch the insertion mode to "in row".
return $this->insertionMode = self::IN_ROW_MODE; return $this->insertionMode = self::IN_ROW_MODE;
} }
protected function isElementSpecial(Element $element): bool {
$name = $element->nodeName;
$ns = $element->namespaceURI ?? Parser::HTML_NAMESPACE;
return in_array($name, self::SPECIAL_ELEMENTS[$ns] ?? []);
}
protected function createElementForToken(TagToken $token, ?string $namespace = null, ?\DOMNode $intendedParent = null): Element {
// DEVIATION: Steps related to scripting have been elided entirely
# Let document be intended parent's node document.
$document = $this->DOM;
# Let local name be the tag name of the token.
$localName = $token->name;
# Let element be the result of creating an element given document,
# localName, given namespace, null, and is.
$element = $document->createElementNS($namespace, $localName);
# Append each attribute in the given token to element.
foreach ($token->attributes as $attr) {
$element->setAttributeNS(null, $attr->name, $attr->value);
}
# If element has an xmlns attribute in the XMLNS namespace whose value
# is not exactly the same as the element's namespace, that is a
# parse error. Similarly, if element has an xmlns:xlink attribute in
# the XMLNS namespace whose value is not the XLink Namespace, that
# is a parse error.
if ($element->hasAttributeNS(Parser::XMLNS_NAMESPACE, "xmlns") & & $element->getAttributeNS(Parser::XMLNS_NAMESPACE, "xmlns") !== $element->namespaceURI) {
$this->error(ParseError::UNEXPECTED_ATTRIBUTE_VALUE, "xmlns");
}
if ($element->hasAttributeNS(Parser::XMLNS_NAMESPACE, "xmlns:link") & & $element->getAttributeNS(Parser::XMLNS_NAMESPACE, "xmlns:xlink") !== Parser::XLINK_NAMESPACE) {
$this->error(ParseError::UNEXPECTED_ATTRIBUTE_VALUE, "xmlns:xlink");
}
# Return element.
return $element;
}
}}
