package com.stylefeng.guns.core.beetl;
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import com.stylefeng.guns.core.tag.DictSelectorTag;
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import com.stylefeng.guns.core.util.KaptchaUtil;
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import com.stylefeng.guns.core.util.ToolUtil;
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import org.beetl.core.Context;
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import org.beetl.core.Function;
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import org.beetl.core.Tag;
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import org.beetl.core.TagFactory;
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import org.beetl.ext.spring.BeetlGroupUtilConfiguration;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.ApplicationContext;
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import org.springframework.core.env.Environment;
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import java.io.UnsupportedEncodingException;
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/**
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* beetl拓展配置,绑定一些工具类,方便在模板中直接调用
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*
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* @author stylefeng
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* @Date 2018/2/22 21:03
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*/
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public class BeetlConfiguration extends BeetlGroupUtilConfiguration {
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@Autowired
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Environment env;
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@Autowired
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ApplicationContext applicationContext;
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@Autowired
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DictSelectorTag dictSelectorTag;
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@Override
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public void initOther() {
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groupTemplate.registerFunctionPackage("shiro", new ShiroExt());
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groupTemplate.registerFunctionPackage("tool", new ToolUtil());
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groupTemplate.registerFunctionPackage("kaptcha", new KaptchaUtil());
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groupTemplate.registerTagFactory("dictSelector", new TagFactory() {
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@Override
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public Tag createTag() {
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return dictSelectorTag;
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}
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});
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groupTemplate.registerFunction("env", new Function() {
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@Override
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public String call(Object[] paras, Context ctx) {
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String key = (String)paras[0];
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String value = env.getProperty(key);
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if(value!=null) {
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return getStr(value);
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}
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if(paras.length==2) {
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return (String)paras[1];
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}
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return null;
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}
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protected String getStr(String str) {
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try {
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return new String(str.getBytes("iso8859-1"),"UTF-8");
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} catch (UnsupportedEncodingException e) {
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throw new RuntimeException(e);
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}
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}
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});
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}
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}
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