/**
*
* Copyright (c) 2011 Matthew D Huckaby. All rights reservered.
* ------------------------------------------------------------------------------------
* Image2Css is licensed under Apache 2.0, please see LICENSE file.
*
* Use of this software indicates you agree to the following as well :
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This product includes software developed by The Apache Software Foundation (http://www.apache.org/).
* ------------------------------------------------------------------------------------
*/
package com.rf1m.image2css.cli;
import com.rf1m.image2css.domain.CssClass;
import com.rf1m.image2css.domain.SupportedImageType;
import com.rf1m.image2css.exception.Image2CssException;
import com.rf1m.image2css.cmn.service.ImageConversionService;
import com.rf1m.image2css.cmn.util.file.ConversionFilenameFilter;
import com.rf1m.image2css.cmn.util.file.FileUtils;
import com.rf1m.image2css.ioc.CliObjectFactory;
import org.apache.commons.cli.ParseException;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import java.io.File;
import java.io.IOException;
import java.util.List;
import java.util.Set;
public class CommandLineRunner {
protected final CliObjectFactory objectFactory;
protected final CommandLineRunnerValidator commandLineRunnerValidator;
protected final CommandLineParametersParser commandLineParametersParser;
protected final ExceptionHandler exceptionHandler;
protected final FileUtils fileUtils;
protected final ImageConversionService imageConversionService;
protected final CommandLineRunnerOutputManager commandLineRunnerOutputManager;
protected final Set<SupportedImageType> defaultSupportedImageTypes;
public CommandLineRunner(final CliObjectFactory objectFactory,
final CommandLineRunnerValidator commandLineRunnerValidator,
final CommandLineParametersParser commandLineParametersParser,
final ExceptionHandler exceptionHandler,
final FileUtils fileUtils,
final ImageConversionService imageConversionService,
final CommandLineRunnerOutputManager commandLineRunnerOutputManager,
final Set<SupportedImageType> defaultSupportImageTypes) {
this.objectFactory = objectFactory;
this.commandLineRunnerValidator = commandLineRunnerValidator;
this.commandLineParametersParser = commandLineParametersParser;
this.exceptionHandler = exceptionHandler;
this.fileUtils = fileUtils;
this.imageConversionService = imageConversionService;
this.commandLineRunnerOutputManager = commandLineRunnerOutputManager;
this.defaultSupportedImageTypes = defaultSupportImageTypes;
}
public static void main(final String[] arguments) throws Exception {
final ClassPathXmlApplicationContext applicationContext =
new ClassPathXmlApplicationContext("classpath:image2css-cli-context.xml");
final CommandLineRunner commandLineRunner = (CommandLineRunner)applicationContext.getBean("commandLineRunner");
commandLineRunner.run(arguments);
}
protected void run(final String[] arguments) {
try {
final Parameters parameters = this.initialize(arguments);
this.execute(parameters);
}catch(final ParseException parseException) {
this.exceptionHandler.handleParseException(parseException);
}catch(final Image2CssException image2CssException) {
this.exceptionHandler.handleImage2CssException(image2CssException);
}catch(final Exception e) {
this.exceptionHandler.handleException(e);
}
}
protected Parameters initialize(final String[] arguments) throws ParseException {
this.commandLineRunnerOutputManager.showAbout();
this.commandLineRunnerValidator.argumentLengthCheck(arguments);
final Parameters parameters = this.commandLineParametersParser.parse(arguments);
this.commandLineRunnerValidator.validateParameters(parameters);
return parameters;
}
protected void execute(final Parameters parameters) throws IOException {
final List<CssClass> cssEntries = parameters.isLocalResource() ?
this.handleLocal(parameters) : this.handleRemote(parameters);
this.commandLineRunnerOutputManager.doOutput(parameters, cssEntries);
}
protected List<CssClass> handleRemote(final Parameters parameters) {
final List<CssClass> cssEntries = this.objectFactory.newMutableList();
final CssClass cssClass = this.imageConversionService.convert(parameters.getURL());
cssEntries.add(cssClass);
return cssEntries;
}
protected List<CssClass> handleLocal(final Parameters parameters) throws IOException {
final File targetImageFile = parameters.getImageFile();
final Set<SupportedImageType> supportedImageTypes = parameters.getSupportedTypes();
final File[] imageFiles = this.getImagesForConversion(targetImageFile, supportedImageTypes);
final List<CssClass> cssEntries = this.objectFactory.newMutableList();
for(final File imageFile : imageFiles){
final CssClass cssClass = this.imageConversionService.convert(imageFile);
cssEntries.add(cssClass);
}
return cssEntries;
}
public File[] getImagesForConversion(final File imageFile, final Set<SupportedImageType> supportedTypes) throws Image2CssException {
if(imageFile.isDirectory()){
final Set<SupportedImageType> supportedTypesToFilterFor = supportedTypes.isEmpty() ? this.defaultSupportedImageTypes : supportedTypes;
final ConversionFilenameFilter filter = this.objectFactory.newConversionFilenameFilter(supportedTypesToFilterFor);
return imageFile.listFiles(filter);
}else{
return new File[] {imageFile};
}
}
}