001/* 002 * Copyright 2014 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.plugins.core.captcha; 017 018import java.awt.image.BufferedImage; 019import java.util.Map; 020 021import org.apache.avalon.framework.parameters.Parameters; 022import org.apache.cocoon.acting.AbstractAction; 023import org.apache.cocoon.environment.ObjectModelHelper; 024import org.apache.cocoon.environment.Redirector; 025import org.apache.cocoon.environment.Request; 026import org.apache.cocoon.environment.SourceResolver; 027import org.apache.commons.lang.StringUtils; 028 029import org.ametys.core.captcha.BufferedImageReader; 030import org.ametys.core.captcha.CaptchaHelper; 031 032/** 033 * Creates a captcha using the id given as src 034 */ 035public class CreateCaptchaAction extends AbstractAction 036{ 037 @Override 038 public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception 039 { 040 String cancelledKey = parameters.getParameter("cancelledKey", ""); 041 if (StringUtils.isNotEmpty(cancelledKey)) 042 { 043 CaptchaHelper.removeCaptcha(cancelledKey); 044 } 045 046 boolean fisheye = parameters.getParameterAsBoolean("fisheye", false); 047 boolean noise = parameters.getParameterAsBoolean("noise", false); 048 int color = parameters.getParameterAsInteger("color", 0x000000); 049 int width = parameters.getParameterAsInteger("width", 200); 050 int height = parameters.getParameterAsInteger("height", 50); 051 052 BufferedImage bi = CaptchaHelper.generateImageCaptcha(source, new Integer(color), noise, fisheye, width, height); 053 054 Request request = ObjectModelHelper.getRequest(objectModel); 055 request.setAttribute(BufferedImageReader.REQUEST_ATTRIBUTE, bi); 056 057 return EMPTY_MAP; 058 } 059 060}