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1 package com.sslexplorer.core.tags;
2
3 import javax.servlet.http.HttpServletRequest  ;
4 import javax.servlet.jsp.tagext.BodyTagSupport ;
5
6 import org.apache.commons.logging.Log;
7 import org.apache.commons.logging.LogFactory;
8
9 import com.sslexplorer.boot.Util;
10 import com.sslexplorer.core.BrowserChecker;
11
12 public class BrowserCheckTag extends BodyTagSupport {
13
14 final static Log log = LogFactory.getLog(BrowserCheckTag.class);
15
16 private String browser;
17 private String version;
18 private boolean required = true;
19
20 public BrowserCheckTag() {
21 super();
22 }
23
24 public int doStartTag() {
25 BrowserChecker checker = new BrowserChecker(((HttpServletRequest )pageContext.getRequest()).getHeader("user-agent"));
26 boolean ok = checker.isBrowserVersionExpression(browser, Util.isNullOrTrimmedBlank(version) ? "*" : version);
27 return ok ? (required ? EVAL_BODY_INCLUDE : SKIP_BODY ) : (required ? SKIP_BODY : EVAL_BODY_INCLUDE );
28 }
29
30 public void setVersion(String version) {
31 this.version = version;
32 }
33
34 public void setRequired(boolean required) {
35 this.required = required;
36 }
37
38 public void setBrowser(String browser) {
39 this.browser = browser;
40 }
41
42 public void release() {
43 super.release();
44 version = null;
45 browser = null;
46 required = true;
47 }
48
49 }
50 |
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