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1
6
7 package org.contineo.core.util;
8
9 import java.io.File  ;
10 import java.io.FileInputStream ;
11 import java.io.IOException ;
12 import java.io.InputStream ;
13 import java.io.StringBufferInputStream ;
14
15 import org.apache.log4j.Level;
16 import org.apache.log4j.Logger;
17 import org.contineo.core.LoggingManager;
18
22 public class HTMLReviser {
23 private StringBuffer sb = new StringBuffer ();
24
25 public HTMLReviser() {
26 }
27
28 public InputStream revise(File file, String path, String menuid) throws IOException
29 {
30 try
31 {
32 sb = new StringBuffer ();
33 FileInputStream reader = new FileInputStream (file);
34 int ichar = 0;
35 boolean istag = false , wtag = false;
36 StringBuffer tagb = new StringBuffer ();
37 StringBuffer tag = new StringBuffer ();
38
39 while ((ichar = reader.read()) != -1)
40 {
41 if (ichar == 60)
42 {
43 istag = true;
44 wtag = true;
45 }
46 if (ichar == 62)
47 {
48 if (tag.toString().toLowerCase().equals("<a") || tag.toString().toLowerCase().equals("<link"))
50 {
51 String temp = tagb.toString();
53 if (temp.indexOf("href") != -1)
54 {
55 String prehref = temp.substring(0,temp.indexOf("href") -1);
57 String href = temp.substring(temp.indexOf("href"));
58 String posthref = "";
59 if (href.indexOf((char)32) != -1)
61 {
62 posthref = href.substring(href.indexOf((char)32));
64 href = href.substring(0,href.indexOf((char)32));
66 }
67 StringBuffer sbtemp = new StringBuffer ();
68 for (int i=0;i<href.length();i++)
69 {
70 int a = (int)href.charAt(i);
71 if (a != 34 && a != 39)
73 sbtemp.append((char)a);
74 }
75 href = sbtemp.toString();
76 href.trim();
77 String value = href.substring(href.indexOf("=") +1);
79 while (path.endsWith("/"))
81 path = path.substring(0,path.length()-1);
82 value = "ShowDocument.do?menuid=" + menuid + "&reference=" + path + "/" + value;
84 temp = prehref + " HREF='" + value + "'" + posthref;
86 }
87 sb.append(temp);
88 }
89 else
90 {
91 if (tag.toString().toLowerCase().equals("<frame") || tag.toString().toLowerCase().equals("<img") || tag.toString().toLowerCase().equals("<script"))
92 {
93 String temp = tagb.toString();
95 if (temp.indexOf("src") != -1)
96 {
97 String prehref = temp.substring(0,temp.indexOf("src") -1);
98 String href = temp.substring(temp.indexOf("src"));
99 String posthref = "";
100 if (href.indexOf((char)32) != -1)
101 {
102 posthref = href.substring(href.indexOf((char)32));
103 href = href.substring(0,href.indexOf((char)32));
104 }
105 StringBuffer sbtemp = new StringBuffer ();
106 for (int i=0;i<href.length();i++)
107 {
108 int a = (int)href.charAt(i);
109 if (a != 34 && a != 39)
110 sbtemp.append((char)a);
111 }
112 href = sbtemp.toString();
113 href.trim();
114 String value = href.substring(href.indexOf("=") +1);
115 while (path.endsWith("/"))
116 path = path.substring(0,path.length()-1);
117 value = "ShowDocument.do?menuid=" + menuid + "&reference=" + path + "/" + value;
118 temp = prehref + " SRC='" + value + "'" + posthref;
119 }
120 sb.append(temp);
121 }
122 else
123 {
124 if (tag.toString().toLowerCase().equals("<applet"))
125 {
126 String temp = tagb.toString();
128 if (temp.indexOf("archive") != -1)
129 {
130 String prehref = temp.substring(0,temp.indexOf("archive") -1);
131 String href = temp.substring(temp.indexOf("archive"));
132 String posthref = "";
133 if (href.indexOf((char)32) != -1)
134 {
135 posthref = href.substring(href.indexOf((char)32));
136 href = href.substring(0,href.indexOf((char)32));
137 }
138 StringBuffer sbtemp = new StringBuffer ();
139 for (int i=0;i<href.length();i++)
140 {
141 int a = (int)href.charAt(i);
142 if (a != 34 && a != 39)
143 sbtemp.append((char)a);
144 }
145 href = sbtemp.toString();
146 href.trim();
147 String value = href.substring(href.indexOf("=") +1);
148 while (path.endsWith("/"))
149 path = path.substring(0,path.length()-1);
150 value = "ShowDocument.do?menuid=" + menuid + "&reference=" + path + "/" + value;
151 temp = prehref + " archive='" + value + "'" + posthref;
152 }
153 sb.append(temp);
154 }
155 else
156 {
157 sb.append(tagb);
158 }
159 }
160 }
161 tag = new StringBuffer ();
162 tagb = new StringBuffer ();
163 istag = false;
164 wtag = false;
165 }
166 if (!istag)
167 sb.append((char)ichar);
168 else
169 {
170 tagb.append((char)ichar);
171 if (ichar == 32)
172 {
173 wtag = false;
174 }
175 if (wtag)
176 {
177 tag.append((char)ichar);
178 }
179 }
180 }
181 reader.close();
182 } catch (Exception ex) {
183 Logger logger = LoggingManager.getLogger(this.getClass());
184 if (logger.isEnabledFor(Level.ERROR))
185 logger.error(ex.getMessage());
186 }
187 StringBufferInputStream sbis = new StringBufferInputStream (sb.toString());
188 InputStream is = sbis;
189 sbis.close();
190 return is;
191 }
192 }
193 |
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