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21 package net.fckeditor.tags;
22
23 import java.io.IOException;
24 import java.util.HashSet;
25 import java.util.Set;
26
27 import javax.servlet.http.HttpServletRequest;
28 import javax.servlet.jsp.JspException;
29 import javax.servlet.jsp.JspTagException;
30 import javax.servlet.jsp.JspWriter;
31 import javax.servlet.jsp.tagext.TagSupport;
32
33 import net.fckeditor.handlers.PropertiesLoader;
34 import net.fckeditor.handlers.RequestCycleHandler;
35 import net.fckeditor.tool.Compatibility;
36
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40
41
42 public class CheckTag extends TagSupport {
43
44 private static final long serialVersionUID = -6834095891675681686L;
45
46 private static final String FILE_UPLOAD = "FileUpload";
47 private static final String FILE_BROWSING = "FileBrowsing";
48 private static final String COMPATIBLE_BROWSER = "CompatibleBrowser";
49 private static final String PROPERTY_MESSAGE_FILE_BROWSING_DISABLED = "message.enabled_tag.connector.file_browsing.disabled";
50 private static final String PROPERTY_MESSAGE_FILE_BROWSING_ENABLED = "message.enabled_tag.connector.file_browsing.enabled";
51 private static final String PROPERTY_MESSAGE_FILE_UPLOAD_DISABLED = "message.enabled_tag.connector.file_upload.disalbed";
52 private static final String PROPERTY_MESSAGE_FILE_UPLOAD_ENABLED = "message.enabled_tag.connector.file_upload.enabled";
53 private static final String PROPERTY_MESSAGE_NOT_COMPATIBLE_BROWSER = "message.enabled_tag.compatible_browser.no";
54 private static final String PROPERTY_MESSAGE_COMPATIBLE_BROWSER = "message.enabled_tag.compatible_browser.yes";
55 private static Set<String> commands = new HashSet<String>(3);
56
57 static {
58 commands.add(FILE_UPLOAD);
59 commands.add(FILE_BROWSING);
60 commands.add(COMPATIBLE_BROWSER);
61 }
62
63 private String command;
64
65 public void setCommand(String command) throws JspTagException {
66 if (!commands.contains(command))
67 throw new JspTagException("You have to provide one of the following commands: "
68 + commands);
69 this.command = command;
70 }
71
72 @Override
73 public int doStartTag() throws JspException {
74 JspWriter out = pageContext.getOut();
75
76 HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
77 String response = new String();
78
79 if (command.equals(FILE_UPLOAD)) {
80 if (RequestCycleHandler.isEnabledForFileUpload(request))
81 response = PropertiesLoader
82 .getProperty(CheckTag.PROPERTY_MESSAGE_FILE_UPLOAD_ENABLED);
83 else
84 response = PropertiesLoader
85 .getProperty(CheckTag.PROPERTY_MESSAGE_FILE_UPLOAD_DISABLED);
86 }
87
88 if (command.equals(FILE_BROWSING)) {
89 if (RequestCycleHandler.isEnabledForFileBrowsing(request))
90 response = PropertiesLoader
91 .getProperty(CheckTag.PROPERTY_MESSAGE_FILE_BROWSING_ENABLED);
92 else
93 response = PropertiesLoader
94 .getProperty(CheckTag.PROPERTY_MESSAGE_FILE_BROWSING_DISABLED);
95 }
96 if (command.equals(COMPATIBLE_BROWSER)) {
97 if (Compatibility.isCompatibleBrowser(request))
98 response = PropertiesLoader
99 .getProperty(CheckTag.PROPERTY_MESSAGE_COMPATIBLE_BROWSER);
100 else
101 response = PropertiesLoader
102 .getProperty(CheckTag.PROPERTY_MESSAGE_NOT_COMPATIBLE_BROWSER);
103 }
104
105 try {
106 out.print(response);
107 } catch (IOException e) {
108 e.printStackTrace();
109 }
110
111 return SKIP_BODY;
112 }
113
114 }