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1
10
11 package org.mmbase.bridge.jsp.taglib.typehandler;
12
13 import javax.servlet.jsp.JspTagException  ;
14
15 import org.mmbase.bridge.*;
16 import org.mmbase.bridge.jsp.taglib.FieldInfoTag;
17 import org.mmbase.datatypes.StringDataType;
18 import org.mmbase.datatypes.DataType;
19 import org.mmbase.storage.search.*;
20 import org.mmbase.util.transformers.Xml;
21 import org.mmbase.util.transformers.Sql;
22 import org.mmbase.util.logging.Logger;
23 import org.mmbase.util.logging.Logging;
24
25
34
35 public class StringHandler extends AbstractTypeHandler {
36
37 private static final Logger log = Logging.getLoggerInstance(StringHandler.class);
38
39
42 public StringHandler(FieldInfoTag tag) {
43 super(tag);
44 }
45
46
49 public String htmlInput(Node node, Field field, boolean search) throws JspTagException {
50 eh = getEnumHandler(node, field);
51 if (eh != null) {
52 return eh.htmlInput(node, field, search);
53 }
54
55 if(! search) {
56 StringBuffer buffer = new StringBuffer ();
57 try {
58 Object v = getFieldValue(node, field, true);
59 String value = org.mmbase.util.Casting.toString(v);
60 value = tag.decode(value, node);
61 StringDataType dataType = (StringDataType) field.getDataType();
62
63 if (dataType.getPattern().matcher("\n").matches()) {
64 if(field.getMaxLength() > 2048) {
65 buffer.append("<textarea class=\"big " + getClasses(field) + "\" rows=\"10\" cols=\"80\" ");
68 } else {
69 buffer.append("<textarea class=\"small " + getClasses(field) + "\" rows=\"5\" cols=\"80\" ");
70 }
71 addExtraAttributes(buffer);
72 buffer.append("name=\"").append(prefix(field.getName())).append("\" ");
73 buffer.append("id=\"").append(prefixID(field.getName())).append("\">");
74 if ("".equals(value)) {
75 String opt = tag.getOptions();
76 if (opt != null && opt.indexOf("noempty") > -1) {
77
91 buffer.append(" ");
92 }
93 } else {
94 Xml.XMLEscape(value, buffer);
95 }
96 buffer.append("</textarea>");
97 } else { buffer.append("<input class=\"small " + getClasses(field) + "\" type=\"").append(dataType.isPassword() ? "password" : "text").append("\" size=\"80\" ");
99 buffer.append("name=\"").append(prefix(field.getName())).append("\" ");
100 buffer.append("id=\"").append(prefixID(field.getName())).append("\" ");
101 String opt = tag.getOptions();
102 if (opt != null && opt.indexOf("noautocomplete") > -1) {
103 buffer.append("autocomplete=\"off\" ");
104 }
105 addExtraAttributes(buffer);
106 buffer.append("value=\"");
107 Xml.XMLEscape(value, buffer);
108 buffer.append("\" />");
109 }
110 } catch (ClassCastException cce) {
111 DataType dt = field.getDataType();
112 log.error("Expected StringDataType for field " + field + " but found " + dt.getClass().getName() + ":"+ dt);
113 throw cce;
114 }
115 return buffer.toString();
116 } else { return super.htmlInput(node, field, search);
118 }
119 }
120
121
124 public boolean useHtmlInput(Node node, Field field) throws JspTagException {
125 String guiType = field.getGUIType();
126
127 if (guiType.indexOf('.') > 0) {
128 EnumHandler eh = new EnumHandler(tag, node, field);
129 if (eh.isAvailable()) {
130 return eh.useHtmlInput(node, field);
131 }
132 }
133 String fieldValue = (String ) getFieldValue(field);
134
135 if (fieldValue != null) {
136 String fieldName = field.getName();
137 if (! fieldValue.equals(node.getValue(fieldName))) {
138 if (fieldValue.equals("") && node.getValue(fieldName) == null) return false;
139 node.setStringValue(fieldName, fieldValue);
140 return true;
141 }
142 }
143
144 return false;
145 }
146 protected Object getFieldValue(Field field) throws JspTagException {
147 String fieldName = field.getName();
148 String fieldValue = (String ) tag.getContextProvider().getContextContainer().find(tag.getPageContext(), prefix(fieldName));
149
150 fieldValue = tag.encode(fieldValue, field);
151 if (fieldValue != null) {
152 String opt = tag.getOptions();
153 if (opt != null && opt.indexOf("trim") > -1) {
154 fieldValue = fieldValue.trim();
155 }
156 }
157 if (log.isDebugEnabled()) {
158 log.debug("Received '" + fieldValue + "' for " + field + " " + tag.getOptions());
159 }
160 return fieldValue;
161 }
162
163 protected boolean interpretEmptyAsNull(Field field) {
164 return false; }
166
167
170 public String whereHtmlInput(Field field) throws JspTagException {
171 EnumHandler eh = getEnumHandler(null, field);
172 if (eh != null) {
173 return eh.whereHtmlInput(field);
174 }
175 String search = findString(field);
176 if (search == null) return null;
177
178 Sql sql = new Sql(Sql.ESCAPE_QUOTES);
179 return "( UPPER( [" + field.getName() + "] ) LIKE '%" + sql.transform(search.toUpperCase()) + "%')";
180 }
182
183 protected int getOperator() {
184 return FieldCompareConstraint.LIKE;
185 }
186 protected String getSearchValue(String string) {
187 return "%" + string.toUpperCase() + "%";
188 }
189 public Constraint whereHtmlInput(Field field, Query query) throws JspTagException {
190 EnumHandler eh = getEnumHandler(null, field);
191 if (eh != null) {
192 return eh.whereHtmlInput(field, query);
193 }
194 Constraint cons = super.whereHtmlInput(field, query);
195
196 if (cons != null) {
197 if (! (cons instanceof FieldConstraint)) {
198 throw new JspTagException ("Found an instance of " + cons.getClass().getName() + " while expected a field-constraint");
199 }
200 query.setCaseSensitive((FieldConstraint) cons, false);
201 }
202
203 return cons;
204 }
205
206 }
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