private JsNodeArray getElementsByPseudo(
JsNodeArray previousMatch, String pseudoClass, String pseudoValue) {
JsNodeArray prevParents = JsNodeArray.create();
boolean previousDir = pseudoClass.startsWith("first") ? true : false;
JsNodeArray matchingElms = JsNodeArray.create();
if (JsUtils.eq("first-child", pseudoClass) || JsUtils.eq("last-child", pseudoClass)) {
getFirstChildPseudo(previousMatch, previousDir, matchingElms);
} else if (JsUtils.eq("only-child", pseudoClass)) {
getOnlyChildPseudo(previousMatch, matchingElms);
} else if (JsUtils.eq("nth-child", pseudoClass)) {
matchingElms = getNthChildPseudo(previousMatch, pseudoValue, prevParents, matchingElms);
} else if (JsUtils.eq("first-of-type", pseudoClass)
|| JsUtils.eq("last-of-type", pseudoClass)) {
getFirstOfTypePseudo(previousMatch, previousDir, matchingElms);
} else if (JsUtils.eq("only-of-type", pseudoClass)) {
getOnlyOfTypePseudo(previousMatch, matchingElms);
} else if (JsUtils.eq("nth-of-type", pseudoClass)) {
matchingElms = getNthOfTypePseudo(previousMatch, pseudoValue, prevParents, matchingElms);
} else if (JsUtils.eq("empty", pseudoClass)) {
getEmptyPseudo(previousMatch, matchingElms);
} else if (JsUtils.eq("enabled", pseudoClass)) {
getEnabledPseudo(previousMatch, matchingElms);
} else if (JsUtils.eq("disabled", pseudoClass)) {
getDisabledPseudo(previousMatch, matchingElms);
} else if (JsUtils.eq("checked", pseudoClass)) {
getCheckedPseudo(previousMatch, matchingElms);
} else if (JsUtils.eq("contains", pseudoClass)) {
getContainsPseudo(previousMatch, pseudoValue, matchingElms);
} else if (JsUtils.eq("not", pseudoClass)) {
matchingElms = getNotPseudo(previousMatch, pseudoValue, matchingElms);
} else {
getDefaultPseudo(previousMatch, pseudoClass, pseudoValue, matchingElms);
}
return matchingElms;
}
private void getEmptyPseudo(JsNodeArray previousMatch, JsNodeArray matchingElms) {
Node previous;
for (int q = 0, qlen = previousMatch.size(); q < qlen; q++) {
previous = previousMatch.getNode(q);
if (!previous.hasChildNodes()) {
matchingElms.addNode(previous);
}
}
}
private void getEnabledPseudo(JsNodeArray previousMatch, JsNodeArray matchingElms) {
Node previous;
for (int q = 0, qlen = previousMatch.size(); q < qlen; q++) {
previous = previousMatch.getNode(q);
if (enabled(previous)) {
matchingElms.addNode(previous);
}
}
}
private void getDefaultPseudo(
JsNodeArray previousMatch, String pseudoClass, String pseudoValue, JsNodeArray matchingElms) {
Node previous;
for (int w = 0, wlen = previousMatch.size(); w < wlen; w++) {
previous = previousMatch.getElement(w);
if (JsUtils.eq(((Element) previous).getAttribute(pseudoClass), pseudoValue)) {
matchingElms.addNode(previous);
}
}
}
private void getContainsPseudo(
JsNodeArray previousMatch, String pseudoValue, JsNodeArray matchingElms) {
Node previous;
for (int q = 0, qlen = previousMatch.size(); q < qlen; q++) {
previous = previousMatch.getNode(q);
if (!isAdded(previous)) {
if (((Element) previous).getInnerText().indexOf(pseudoValue) != -1) {
setAdded(previous, true);
matchingElms.addNode(previous);
}
}
}
}
private JsNodeArray getNotPseudo(
JsNodeArray previousMatch, String pseudoValue, JsNodeArray matchingElms) {
if (new JsRegexp("(:\\w+[\\w\\-]*)$").test(pseudoValue)) {
matchingElms =
subtractArray(
previousMatch, getElementsByPseudo(previousMatch, pseudoValue.substring(1), ""));
} else {
pseudoValue = pseudoValue.replace("^\\[#([\\w\\u00C0-\\uFFFF\\-\\_]+)\\]$", "[id=$1]");
JsObjectArray<String> notTag = new JsRegexp("^(\\w+)").exec(pseudoValue);
JsObjectArray<String> notClass =
new JsRegexp("^\\.([\\w\u00C0-\uFFFF\\-_]+)").exec(pseudoValue);
JsObjectArray<String> notAttr =
new JsRegexp("\\[(\\w+)(\\^|\\$|\\*|\\||~)?=?([\\w\\u00C0-\\uFFFF\\s\\-_\\.]+)?\\]")
.exec(pseudoValue);
JsRegexp notRegExp =
new JsRegexp(
"(^|\\s)"
+ (JsUtils.truth(notTag)
? notTag.get(1)
: JsUtils.truth(notClass) ? notClass.get(1) : "")
+ "(\\s|$)",
"i");
if (JsUtils.truth(notAttr)) {
String notAttribute =
JsUtils.truth(notAttr.get(3)) ? notAttr.get(3).replace("\\.", "\\.") : null;
String notMatchingAttrVal = attrToRegExp(notAttribute, notAttr.get(2));
notRegExp = new JsRegexp(notMatchingAttrVal, "i");
}
for (int v = 0, vlen = previousMatch.size(); v < vlen; v++) {
Element notElm = previousMatch.getElement(v);
Element addElm = null;
if (JsUtils.truth(notTag) && !notRegExp.test(notElm.getNodeName())) {
addElm = notElm;
} else if (JsUtils.truth(notClass) && !notRegExp.test(notElm.getClassName())) {
addElm = notElm;
} else if (JsUtils.truth(notAttr)) {
String att = getAttr(notElm, notAttr.get(1));
if (!JsUtils.truth(att) || !notRegExp.test(att)) {
addElm = notElm;
}
}
if (JsUtils.truth(addElm) && !isAdded(addElm)) {
setAdded(addElm, true);
matchingElms.addNode(addElm);
}
}
}
return matchingElms;
}
private void getFirstChildPseudo(
JsNodeArray previousMatch, boolean previousDir, JsNodeArray matchingElms) {
Node next;
Node previous;
for (int j = 0, jlen = previousMatch.size(); j < jlen; j++) {
previous = next = previousMatch.getElement(j);
if (previousDir) {
while (JsUtils.truth((next = SelectorEngine.getPreviousSibling(next)))
&& next.getNodeType() != Node.ELEMENT_NODE) {}
} else {
while (JsUtils.truth((next = SelectorEngine.getNextSibling(next)))
&& next.getNodeType() != Node.ELEMENT_NODE) {}
}
if (!JsUtils.truth(next)) {
matchingElms.addNode(previous);
}
}
}
private static void getGeneralSiblingNodes(
JsNodeArray matchingElms, JsObjectArray<String> nextTag, JsRegexp nextRegExp, Node prevRef) {
while (JsUtils.truth((prevRef = SelectorEngine.getNextSibling(prevRef))) && !isAdded(prevRef)) {
if (!JsUtils.truth(nextTag) || nextRegExp.test(prevRef.getNodeName())) {
setAdded(prevRef, true);
matchingElms.addNode(prevRef);
}
}
}
private static void getSiblingNodes(
JsNodeArray matchingElms, JsObjectArray<String> nextTag, JsRegexp nextRegExp, Node prevRef) {
while (JsUtils.truth(prevRef = SelectorEngine.getNextSibling(prevRef))
&& prevRef.getNodeType() != Node.ELEMENT_NODE) {}
if (JsUtils.truth(prevRef)) {
if (!JsUtils.truth(nextTag) || nextRegExp.test(prevRef.getNodeName())) {
matchingElms.addNode(prevRef);
}
}
}
private static void getDescendantNodes(
JsNodeArray matchingElms, String nextTagStr, Node prevRef) {
NodeList<Element> children = getElementsByTagName(nextTagStr, prevRef);
for (int k = 0, klen = children.getLength(); k < klen; k++) {
Node child = children.getItem(k);
if (child.getParentNode() == prevRef) {
matchingElms.addNode(child);
}
}
}
private void getOnlyOfTypePseudo(JsNodeArray previousMatch, JsNodeArray matchingElms) {
Node previous;
Node next;
Node prev;
Node oParent = null;
for (int o = 0, olen = previousMatch.size(); o < olen; o++) {
prev = next = previous = previousMatch.getNode(o);
Node prevParent = previous.getParentNode();
if (prevParent != oParent) {
while (JsUtils.truth(prev = SelectorEngine.getPreviousSibling(prev))
&& !JsUtils.eq(prev.getNodeName(), previous.getNodeName())) {}
while (JsUtils.truth(next = SelectorEngine.getNextSibling(next))
&& !JsUtils.eq(next.getNodeName(), previous.getNodeName())) {}
if (!JsUtils.truth(prev) && !JsUtils.truth(next)) {
matchingElms.addNode(previous);
}
oParent = prevParent;
}
}
}
private void getOnlyChildPseudo(JsNodeArray previousMatch, JsNodeArray matchingElms) {
Node previous;
Node next;
Node prev;
Node kParent = null;
for (int k = 0, klen = previousMatch.size(); k < klen; k++) {
prev = next = previous = previousMatch.getNode(k);
Node prevParent = previous.getParentNode();
if (prevParent != kParent) {
while (JsUtils.truth(prev = SelectorEngine.getPreviousSibling(prev))
&& prev.getNodeType() != Node.ELEMENT_NODE) {}
while (JsUtils.truth(next = SelectorEngine.getNextSibling(next))
&& next.getNodeType() != Node.ELEMENT_NODE) {}
if (!JsUtils.truth(prev) && !JsUtils.truth(next)) {
matchingElms.addNode(previous);
}
kParent = prevParent;
}
}
}
private void getFirstOfTypePseudo(
JsNodeArray previousMatch, boolean previousDir, JsNodeArray matchingElms) {
Node previous;
Node next;
for (int n = 0, nlen = previousMatch.size(); n < nlen; n++) {
next = previous = previousMatch.getNode(n);
if (previousDir) {
while (JsUtils.truth(next = SelectorEngine.getPreviousSibling(next))
&& !JsUtils.eq(next.getNodeName(), previous.getNodeName())) {}
} else {
while (JsUtils.truth(next = SelectorEngine.getNextSibling(next))
&& !JsUtils.eq(next.getNodeName(), previous.getNodeName())) {}
}
if (!JsUtils.truth(next)) {
matchingElms.addNode(previous);
}
}
}
private JsNodeArray getNthChildPseudo(
JsNodeArray previousMatch,
String pseudoValue,
JsNodeArray prevParents,
JsNodeArray matchingElms) {
Node previous;
if (JsUtils.eq(pseudoValue, "n")) {
matchingElms = previousMatch;
} else {
Sequence sequence = getSequence(pseudoValue);
if (sequence != null) {
for (int l = 0, llen = previousMatch.size(); l < llen; l++) {
previous = previousMatch.getNode(l);
Node prevParent = previous.getParentNode();
if (!hasChildElms(prevParent)) {
int iteratorNext = sequence.start;
int childCount = 0;
Node childElm = prevParent.getFirstChild();
while (childElm != null && (sequence.max < 0 || iteratorNext <= sequence.max)) {
if (childElm.getNodeType() == Node.ELEMENT_NODE) {
if (++childCount == iteratorNext) {
if (JsUtils.eq(childElm.getNodeName(), previous.getNodeName())) {
matchingElms.addNode(childElm);
}
iteratorNext += sequence.add;
}
}
childElm = SelectorEngine.getNextSibling(childElm);
}
setHasChildElms(prevParent, true);
prevParents.addNode(prevParent);
}
}
clearChildElms(prevParents);
}
}
return matchingElms;
}
public static void clearAdded(JsNodeArray a) {
for (int i = 0, len = a.size(); i < len; i++) {
clearAdded(a.getNode(i));
}
}
public NodeList<Element> select(String sel, Node ctx) {
String selectors[] = sel.replace("\\s*(,)\\s*", "$1").split(",");
boolean identical = false;
JsNodeArray elm = JsNodeArray.create();
for (int a = 0, len = selectors.length; a < len; a++) {
if (a > 0) {
identical = false;
for (int b = 0, bl = a; b < bl; b++) {
if (JsUtils.eq(selectors[a], selectors[b])) {
identical = true;
break;
}
}
if (identical) {
continue;
}
}
String currentRule = selectors[a];
JsObjectArray<String> cssSelectors = selectorSplitRegExp.match(currentRule);
JsNodeArray prevElem = JsNodeArray.create(ctx);
for (int i = 0, slen = cssSelectors.length(); i < slen; i++) {
JsNodeArray matchingElms = JsNodeArray.create();
String rule = cssSelectors.get(i);
if (i > 0 && childOrSiblingRefRegExp.test(rule)) {
JsObjectArray<String> childOrSiblingRef = childOrSiblingRefRegExp.exec(rule);
if (JsUtils.truth(childOrSiblingRef)) {
JsObjectArray<String> nextTag = new JsRegexp("^\\w+").exec(cssSelectors.get(i + 1));
JsRegexp nextRegExp = null;
String nextTagStr = null;
if (JsUtils.truth(nextTag)) {
nextTagStr = nextTag.get(0);
nextRegExp = new JsRegexp("(^|\\s)" + nextTagStr + "(\\s|$)", "i");
}
for (int j = 0, jlen = prevElem.size(); j < jlen; j++) {
Node prevRef = prevElem.getNode(j);
String ref = childOrSiblingRef.get(0);
if (JsUtils.eq(">", ref)) {
getDescendantNodes(matchingElms, nextTagStr, prevRef);
} else if (JsUtils.eq("+", ref)) {
getSiblingNodes(matchingElms, nextTag, nextRegExp, prevRef);
} else if (JsUtils.eq("~", ref)) {
getGeneralSiblingNodes(matchingElms, nextTag, nextRegExp, prevRef);
}
}
prevElem = matchingElms;
clearAdded(prevElem);
rule = cssSelectors.get(++i);
if (new JsRegexp("^\\w+$").test(rule)) {
continue;
}
setSkipTag(prevElem, true);
}
}
JsObjectArray<String> cssSelector = cssSelectorRegExp.exec(rule);
SplitRule splitRule =
new SplitRule(
!JsUtils.truth(cssSelector.get(1)) || JsUtils.eq(cssSelector.get(3), "*")
? "*"
: cssSelector.get(1),
!JsUtils.eq(cssSelector.get(3), "*") ? cssSelector.get(2) : null,
cssSelector.get(4),
cssSelector.get(6),
cssSelector.get(10));
if (JsUtils.truth(splitRule.id)) {
Element domelem = Document.get().getElementById(splitRule.id.substring(1));
if (JsUtils.truth(domelem)) {
matchingElms = JsNodeArray.create(domelem);
}
prevElem = matchingElms;
} else if (JsUtils.truth(splitRule.tag) && !isSkipped(prevElem)) {
if (i == 0 && matchingElms.size() == 0 && prevElem.size() == 1) {
prevElem =
matchingElms =
JsNodeArray.create(getElementsByTagName(splitRule.tag, prevElem.getNode(0)));
} else {
NodeList<Element> tagCollectionMatches;
for (int l = 0, ll = prevElem.size(); l < ll; l++) {
tagCollectionMatches = getElementsByTagName(splitRule.tag, prevElem.getNode(l));
for (int m = 0, mlen = tagCollectionMatches.getLength(); m < mlen; m++) {
Node tagMatch = tagCollectionMatches.getItem(m);
if (!isAdded(tagMatch)) {
setAdded(tagMatch, true);
matchingElms.addNode(tagMatch);
}
}
}
prevElem = matchingElms;
clearAdded(prevElem);
}
if (matchingElms.size() == 0) {
break;
}
setSkipTag(prevElem, false);
if (JsUtils.truth(splitRule.allClasses)) {
String[] allClasses = splitRule.allClasses.replaceFirst("^\\.", "").split("\\.");
JsRegexp[] regExpClassNames = new JsRegexp[allClasses.length];
for (int n = 0, nl = allClasses.length; n < nl; n++) {
regExpClassNames[n] = new JsRegexp("(^|\\s)" + allClasses[n] + "(\\s|$)");
}
JsNodeArray matchingClassElms = JsNodeArray.create();
for (int o = 0, olen = prevElem.size(); o < olen; o++) {
Element current = prevElem.getElement(o);
String elmClass = current.getClassName();
boolean addElm = false;
if (JsUtils.truth(elmClass) && !isAdded(current)) {
for (int p = 0, pl = regExpClassNames.length; p < pl; p++) {
addElm = regExpClassNames[p].test(elmClass);
if (!addElm) {
break;
}
}
if (addElm) {
setAdded(current, true);
matchingClassElms.addNode(current);
}
}
}
clearAdded(prevElem);
prevElem = matchingElms = matchingClassElms;
}
if (JsUtils.truth(splitRule.allAttr)) {
JsObjectArray<String> allAttr = JsRegexp.match("\\[[^\\]]+\\]", "g", splitRule.allAttr);
JsRegexp[] regExpAttributes = new JsRegexp[allAttr.length()];
String[] regExpAttributesStr = new String[allAttr.length()];
JsRegexp attributeMatchRegExp =
new JsRegexp("(\\w+)(\\^|\\$|\\*|\\||~)?=?[\"']?([\\w\u00C0-\uFFFF\\s\\-_\\.]+)?");
for (int q = 0, ql = allAttr.length(); q < ql; q++) {
JsObjectArray<String> attributeMatch = attributeMatchRegExp.exec(allAttr.get(q));
String attributeValue =
JsUtils.truth(attributeMatch.get(3))
? attributeMatch.get(3).replaceAll("\\.", "\\.")
: null;
String attrVal =
attrToRegExp(attributeValue, (JsUtils.or(attributeMatch.get(2), null)));
regExpAttributes[q] = (JsUtils.truth(attrVal) ? new JsRegexp(attrVal) : null);
regExpAttributesStr[q] = attributeMatch.get(1);
}
JsNodeArray matchingAttributeElms = JsNodeArray.create();
for (int r = 0, rlen = matchingElms.size(); r < rlen; r++) {
Element current = matchingElms.getElement(r);
boolean addElm = false;
for (int s = 0, sl = regExpAttributes.length; s < sl; s++) {
addElm = false;
JsRegexp attributeRegexp = regExpAttributes[s];
String currentAttr = getAttr(current, regExpAttributesStr[s]);
if (JsUtils.truth(currentAttr) && currentAttr.length() != 0) {
if (attributeRegexp == null || attributeRegexp.test(currentAttr)) {
addElm = true;
}
}
if (!addElm) {
break;
}
}
if (addElm) {
matchingAttributeElms.addNode(current);
}
}
prevElem = matchingElms = matchingAttributeElms;
}
if (JsUtils.truth(splitRule.allPseudos)) {
JsRegexp pseudoSplitRegExp = new JsRegexp(":(\\w[\\w\\-]*)(\\(([^\\)]+)\\))?");
JsObjectArray<String> allPseudos =
JsRegexp.match("(:\\w+[\\w\\-]*)(\\([^\\)]+\\))?", "g", splitRule.allPseudos);
for (int t = 0, tl = allPseudos.length(); t < tl; t++) {
JsObjectArray<String> pseudo = pseudoSplitRegExp.match(allPseudos.get(t));
String pseudoClass =
JsUtils.truth(pseudo.get(1)) ? pseudo.get(1).toLowerCase() : null;
String pseudoValue = JsUtils.truth(pseudo.get(3)) ? pseudo.get(3) : null;
matchingElms = getElementsByPseudo(matchingElms, pseudoClass, pseudoValue);
clearAdded(matchingElms);
}
prevElem = matchingElms;
}
}
}
elm.pushAll(prevElem);
}
return JsUtils.unique(elm.<JsArray<Element>>cast()).cast();
}
private static void clearChildElms(JsNodeArray prevParents) {
for (int n = 0, nl = prevParents.size(); n < nl; n++) {
setHasChildElms(prevParents.getNode(n), false);
}
}
