Examples with CSSException com.gargoylesoftware.css.parser.CSSException used on opensource projects

Example 11 with CSSException

use of com.gargoylesoftware.css.parser.CSSException in project LoboEvolution by LoboEvolution.

the class StyleSheetAggregator method selectsPseudoClass.

private boolean selectsPseudoClass(final Condition condition, final HTMLElement element, final boolean mouseOver) {
    final String value = condition.getValue();
    switch(value) {
        case "hover":
            setMouseOver(true);
            return mouseOver;
        case "root":
            NodeImpl parentDOMNodeImpl = (NodeImpl) element.getParentNode();
            return parentDOMNodeImpl != null && parentDOMNodeImpl.getNodeType() == NodeType.DOCUMENT_TYPE_NODE;
        case "enabled":
            return element.hasAttribute("enabled") || (!element.hasAttribute("enabled") && !element.hasAttribute("disabled"));
        case "disabled":
            return element.hasAttribute("disabled");
        case "placeholder":
            return element.hasAttribute("placeholder");
        case "read-only":
            return element.hasAttribute("readonly");
        case "read-write":
            return !element.hasAttribute("readonly");
        case "out-of-range":
            if (element instanceof HTMLInputElement) {
                HTMLInputElementImpl input = (HTMLInputElementImpl) element;
                if ("number".equals(input.getType())) {
                    String minTxt = input.getAttribute("min");
                    String maxTxt = input.getAttribute("max");
                    int min = minTxt == null ? 0 : Integer.parseInt(input.getAttribute("min"));
                    int max = maxTxt == null ? Integer.MAX_VALUE : Integer.parseInt(input.getAttribute("max"));
                    int valueNumber = Integer.parseInt(input.getValue());
                    return (valueNumber < min || valueNumber > max);
                }
            }
        case "checked":
            return (element instanceof HTMLInputElement && ((HTMLInputElement) element).isChecked()) || (element instanceof HTMLOptionElement && ((HTMLOptionElement) element).isSelected());
        case "required":
            return (element instanceof HTMLInputElement || element instanceof HTMLSelectElement || element instanceof HTMLTextAreaElement) && element.hasAttribute("required");
        case "optional":
            return (element instanceof HTMLInputElement || element instanceof HTMLSelectElement || element instanceof HTMLTextAreaElement) && !element.hasAttribute("required");
        case "link":
            return (element instanceof HTMLLinkElement);
        case "visited":
            if (element instanceof HTMLLinkElement) {
                HTMLLinkElement elem = (HTMLLinkElement) element;
                return LinkStore.isVisited(elem.getHref());
            } else {
                return false;
            }
        case "first-child":
            for (Node n = element.getPreviousSibling(); n != null; n = n.getPreviousSibling()) {
                if (n instanceof HTMLElement) {
                    return false;
                }
            }
            return true;
        case "last-child":
            for (Node n = element.getNextSibling(); n != null; n = n.getNextSibling()) {
                if (n instanceof HTMLElement) {
                    return false;
                }
            }
            return true;
        case "first-of-type":
            final String firstType = element.getNodeName();
            for (Node n = element.getPreviousSibling(); n != null; n = n.getPreviousSibling()) {
                if (n instanceof HTMLElement && n.getNodeName().equals(firstType)) {
                    return false;
                }
            }
            return true;
        case "last-of-type":
            final String lastType = element.getNodeName();
            for (Node n = element.getNextSibling(); n != null; n = n.getNextSibling()) {
                if (n instanceof HTMLElement && n.getNodeName().equals(lastType)) {
                    return false;
                }
            }
            return true;
        case "only-child":
            for (Node n = element.getPreviousSibling(); n != null; n = n.getPreviousSibling()) {
                if (n instanceof HTMLElement) {
                    return false;
                }
            }
            for (Node n = element.getNextSibling(); n != null; n = n.getNextSibling()) {
                if (n instanceof HTMLElement) {
                    return false;
                }
            }
            return true;
        case "only-of-type":
            final String type = element.getNodeName();
            for (Node n = element.getPreviousSibling(); n != null; n = n.getPreviousSibling()) {
                if (n instanceof HTMLElement && n.getNodeName().equals(type)) {
                    return false;
                }
            }
            for (Node n = element.getNextSibling(); n != null; n = n.getNextSibling()) {
                if (n instanceof HTMLElement && n.getNodeName().equals(type)) {
                    return false;
                }
            }
            return true;
        case "empty":
            return isEmpty(element);
        default:
            if (value.startsWith("nth-child(")) {
                final String nth = value.substring(value.indexOf('(') + 1, value.length() - 1);
                int index = 0;
                for (Node n = element; n != null; n = n.getPreviousSibling()) {
                    if (n instanceof HTMLElement) {
                        index++;
                    }
                }
                return getNth(element, nth, index);
            } else if (value.startsWith("nth-last-child(")) {
                final String nth = value.substring(value.indexOf('(') + 1, value.length() - 1);
                int index = 0;
                for (Node n = element; n != null; n = n.getNextSibling()) {
                    if (n instanceof HTMLElement) {
                        index++;
                    }
                }
                return getNth(element, nth, index);
            } else if (value.startsWith("nth-of-type(")) {
                final String nthType = element.getNodeName();
                final String nth = value.substring(value.indexOf('(') + 1, value.length() - 1);
                int index = 0;
                for (Node n = element; n != null; n = n.getPreviousSibling()) {
                    if (n instanceof HTMLElement && n.getNodeName().equals(nthType)) {
                        index++;
                    }
                }
                return getNth(element, nth, index);
            } else if (value.startsWith("nth-last-of-type(")) {
                final String nthLastType = element.getNodeName();
                final String nth = value.substring(value.indexOf('(') + 1, value.length() - 1);
                int index = 0;
                for (Node n = element; n != null; n = n.getNextSibling()) {
                    if (n instanceof HTMLElement && n.getNodeName().equals(nthLastType)) {
                        index++;
                    }
                }
                return getNth(element, nth, index);
            } else if (value.startsWith("not(")) {
                final String selectors = value.substring(value.indexOf('(') + 1, value.length() - 1);
                final AtomicBoolean errorOccured = new AtomicBoolean(false);
                final CSSErrorHandler errorHandler = new CSSErrorHandler() {

                    @Override
                    public void warning(final CSSParseException exception) throws CSSException {
                    // ignore
                    }

                    @Override
                    public void fatalError(final CSSParseException exception) throws CSSException {
                        errorOccured.set(true);
                    }

                    @Override
                    public void error(final CSSParseException exception) throws CSSException {
                        errorOccured.set(true);
                    }
                };
                final CSSOMParser parser = new CSSOMParser(new CSS3Parser());
                parser.setErrorHandler(errorHandler);
                try {
                    final SelectorList selectorList = parser.parseSelectors(selectors);
                    if (errorOccured.get() || selectorList == null || selectorList.size() != 1) {
                        throw new CSSException("Invalid selectors: " + selectors);
                    }
                    return !selects(selectorList.get(0), element, null, mouseOver);
                } catch (final IOException e) {
                    throw new CSSException("Error parsing CSS selectors from '" + selectors + "': " + e.getMessage());
                }
            }
            return false;
    }
}

Example 12 with CSSException

use of com.gargoylesoftware.css.parser.CSSException in project LoboEvolution by LoboEvolution.

the class CSSCharsetRuleImpl method setCssText.

/**
 * {@inheritDoc}
 */
@Override
public void setCssText(final String cssText) throws DOMException {
    try {
        final CSSOMParser parser = new CSSOMParser();
        final AbstractCSSRuleImpl r = parser.parseRule(cssText);
        // The rule must be a charset rule
        if (r instanceof CSSCharsetRuleImpl) {
            encoding_ = ((CSSCharsetRuleImpl) r).encoding_;
        } else {
            throw new DOMException(DOMException.INVALID_MODIFICATION_ERR, DOMException.EXPECTING_CHARSET_RULE);
        }
    } catch (final CSSException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, DOMException.SYNTAX_ERROR, e.getMessage());
    } catch (final IOException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, DOMException.SYNTAX_ERROR, e.getMessage());
    }
}

Example 13 with CSSException

use of com.gargoylesoftware.css.parser.CSSException in project LoboEvolution by LoboEvolution.

the class CSSImportRuleImpl method setCssText.

/**
 * {@inheritDoc}
 */
@Override
public void setCssText(final String cssText) throws DOMException {
    try {
        final CSSOMParser parser = new CSSOMParser();
        final AbstractCSSRuleImpl r = parser.parseRule(cssText);
        // The rule must be an import rule
        if (r instanceof CSSImportRuleImpl) {
            href_ = ((CSSImportRuleImpl) r).href_;
            media_ = ((CSSImportRuleImpl) r).media_;
        } else {
            throw new DOMException(DOMException.INVALID_MODIFICATION_ERR, DOMException.EXPECTING_IMPORT_RULE);
        }
    } catch (final CSSException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, DOMException.SYNTAX_ERROR, e.getMessage());
    } catch (final IOException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, DOMException.SYNTAX_ERROR, e.getMessage());
    }
}

Example 14 with CSSException

use of com.gargoylesoftware.css.parser.CSSException in project LoboEvolution by LoboEvolution.

the class CSSPageRuleImpl method setCssText.

/**
 * {@inheritDoc}
 */
@Override
public void setCssText(final String cssText) throws DOMException {
    try {
        final CSSOMParser parser = new CSSOMParser();
        final AbstractCSSRuleImpl r = parser.parseRule(cssText);
        // The rule must be a page rule
        if (r instanceof CSSPageRuleImpl) {
            pseudoPage_ = ((CSSPageRuleImpl) r).pseudoPage_;
            style_ = ((CSSPageRuleImpl) r).style_;
        } else {
            throw new DOMException(DOMException.INVALID_MODIFICATION_ERR, DOMException.EXPECTING_PAGE_RULE);
        }
    } catch (final CSSException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, DOMException.SYNTAX_ERROR, e.getMessage());
    } catch (final IOException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, DOMException.SYNTAX_ERROR, e.getMessage());
    }
}

Example 15 with CSSException

use of com.gargoylesoftware.css.parser.CSSException in project LoboEvolution by LoboEvolution.

the class CSSMediaRuleImpl method insertRule.

/**
 * Insert a new rule at the given index.
 *
 * @param rule the rule to be inserted
 * @param index the insert pos
 * @throws DOMException in case of error
 */
public void insertRule(final String rule, final int index) throws DOMException {
    final CSSStyleSheetImpl parentStyleSheet = getParentStyleSheet();
    try {
        final CSSOMParser parser = new CSSOMParser();
        parser.setParentStyleSheet(parentStyleSheet);
        parser.setErrorHandler(ThrowCssExceptionErrorHandler.INSTANCE);
        final AbstractCSSRuleImpl r = parser.parseRule(rule);
        // Insert the rule into the list of rules
        getCssRules().insert(r, index);
        r.setParentRule(this);
    } catch (final IndexOutOfBoundsException e) {
        throw new DOMException(DOMException.INDEX_SIZE_ERR, DOMException.INDEX_OUT_OF_BOUNDS, e.getMessage());
    } catch (final CSSException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, DOMException.SYNTAX_ERROR, e.getMessage());
    } catch (final IOException e) {
        throw new DOMException(DOMException.SYNTAX_ERR, e.getMessage());
    }
}