org.auraframework.impl.factory.FlavoredStyleParser.java Source code

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Here is the source code for org.auraframework.impl.factory.FlavoredStyleParser.java

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/*
 * Copyright (C) 2013 salesforce.com, inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.auraframework.impl.factory;

import static org.auraframework.impl.factory.StyleParser.ALLOWED_CONDITIONS;

import org.auraframework.Aura;
import org.auraframework.annotations.Annotations.ServiceComponent;
import org.auraframework.def.DefDescriptor;
import org.auraframework.def.FlavoredStyleDef;
import org.auraframework.impl.DefinitionAccessImpl;
import org.auraframework.impl.css.flavor.FlavoredStyleDefImpl;
import org.auraframework.impl.css.parser.CssPreprocessor;
import org.auraframework.impl.css.parser.CssPreprocessor.ParserResult;
import org.auraframework.impl.source.AbstractTextSourceImpl;
import org.auraframework.system.AuraContext;
import org.auraframework.system.DefinitionFactory;
import org.auraframework.system.TextSource;
import org.auraframework.throwable.quickfix.QuickFixException;

import com.google.common.collect.Iterables;

/**
 * Flavored CSS style parser.
 */
@ServiceComponent
public final class FlavoredStyleParser
        implements DefinitionFactory<TextSource<FlavoredStyleDef>, FlavoredStyleDef> {
    @Override
    public FlavoredStyleDef getDefinition(DefDescriptor<FlavoredStyleDef> descriptor,
            TextSource<FlavoredStyleDef> source) throws QuickFixException {

        ParserResult result = CssPreprocessor.initial().source(source.getContents())
                .resourceName(source.getSystemId())
                .allowedConditions(
                        Iterables.concat(ALLOWED_CONDITIONS, Aura.getStyleAdapter().getExtraAllowedConditions()))
                .tokens(descriptor).flavors(descriptor).parse();

        FlavoredStyleDefImpl.Builder builder = new FlavoredStyleDefImpl.Builder();
        builder.setDescriptor(descriptor);
        builder.setLocation(source.getSystemId(), source.getLastModified());
        builder.setOwnHash(source.getHash());
        builder.setContent(result.content());
        builder.setTokenExpressions(result.expressions());
        builder.setFlavorAnnotations(result.flavorAnnotations());
        builder.setAccess(new DefinitionAccessImpl(AuraContext.Access.PUBLIC));

        return builder.build();
    }

    @Override
    public Class<?> getSourceInterface() {
        return TextSource.class;
    }

    @Override
    public Class<FlavoredStyleDef> getDefinitionClass() {
        return FlavoredStyleDef.class;
    }

    @Override
    public String getMimeType() {
        return AbstractTextSourceImpl.MIME_CSS;
    }
}