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24 package org.riotfamily.riot.editor;
25
26 import java.util.ArrayList  ;
27 import java.util.Collection ;
28 import java.util.Iterator ;
29 import java.util.List ;
30 import java.util.TreeSet ;
31
32 import org.riotfamily.common.beans.PropertyUtils;
33 import org.riotfamily.common.collection.TypeDifferenceComparator;
34 import org.riotfamily.common.i18n.MessageResolver;
35 import org.riotfamily.common.util.FormatUtils;
36 import org.riotfamily.riot.form.ui.FormOption;
37
38
39 public class FormChooserDefinition extends FormDefinition {
40
41 private String discriminatorProperty;
42
43 private List formDefinitions = new ArrayList ();
44
45
46 public FormChooserDefinition(EditorRepository editorRepository) {
47 super(editorRepository);
48 }
49
50 public void addFormDefinition(FormDefinition formDef) {
51 formDefinitions.add(formDef);
52 formDef.setParentEditorDefinition(getParentEditorDefinition());
53 if (getConfiguredLabelProperty() != null && formDef.getConfiguredLabelProperty() == null) {
54 formDef.setLabelProperty(getConfiguredLabelProperty());
55 }
56 }
57
58 public String getFormId() {
59 FormDefinition defaultFormDef = (FormDefinition) formDefinitions.get(0);
60 return defaultFormDef.getFormId();
61 }
62
63 public Class getBeanClass() {
64 return getParentEditorDefinition().getBeanClass();
65 }
66
67 protected String getDefaultName() {
68 return null;
69 }
70
71 protected FormDefinition getFormDefinition(String objectId) {
72 Object bean = loadBean(objectId);
73 if (discriminatorProperty != null) {
74 return getFormDefinitionByDiscriminator(bean);
75 }
76 else {
77 return getNearestFormDefintionByClass(bean);
78 }
79 }
80
81 public void setParentEditorDefinition(EditorDefinition editorDef) {
82 super.setParentEditorDefinition(editorDef);
83 Iterator it = formDefinitions.iterator();
84 while (it.hasNext()) {
85 FormDefinition formDef = (FormDefinition) it.next();
86 formDef.setParentEditorDefinition(editorDef);
87 }
88 }
89
90 public void addChildEditorDefinition(EditorDefinition editorDef) {
91 super.addChildEditorDefinition(editorDef);
92 Iterator it = formDefinitions.iterator();
93 while (it.hasNext()) {
94 FormDefinition formDef = (FormDefinition) it.next();
95 formDef.getChildEditorDefinitions().add(editorDef);
96 }
97 }
98
99 protected FormDefinition getFormDefinitionByDiscriminator(Object bean) {
100 String discriminator = PropertyUtils.getPropertyAsString(
101 bean, discriminatorProperty);
102
103 Iterator it = formDefinitions.iterator();
104 while (it.hasNext()) {
105 FormDefinition formDefinition = (FormDefinition) it.next();
106 if (formDefinition.getDiscriminatorValue().equals(discriminator)) {
107 return formDefinition;
108 }
109 }
110 return null;
111 }
112
113 protected FormDefinition getNearestFormDefintionByClass(Object bean) {
114 TreeSet forms = new TreeSet (new FormDefinitionComparator(bean));
115 forms.addAll(formDefinitions);
116 return (FormDefinition) forms.first();
117 }
118
119 public String getEditorUrl(String objectId, String parentId) {
120 if (objectId != null) {
121 FormDefinition formDefinition = getFormDefinition(objectId);
122 return formDefinition.getEditorUrl(objectId, parentId);
123 }
124 else {
125 StringBuffer sb = new StringBuffer ();
126 sb.append(getEditorRepository().getRiotServletPrefix());
127 sb.append("/form-chooser/").append(getId());
128 sb.append("?form=").append(getFormId());
129 if (parentId != null) {
130 sb.append("&parentId=").append(parentId);
131 }
132 return sb.toString();
133 }
134 }
135
136 public Collection createOptions(String parentId,
137 MessageResolver messageResolver) {
138
139 ArrayList options = new ArrayList ();
140 Iterator it = formDefinitions.iterator();
141 while (it.hasNext()) {
142 FormDefinition option = (FormDefinition) it.next();
143 String label = messageResolver.getMessage(
144 option.getMessageKey().toString(), null,
145 FormatUtils.camelToTitleCase(option.getFormId()));
146
147 options.add(new FormOption(label, option.getFormId()));
148 }
149 return options;
150 }
151
152 public FormDefinition copy(String idPrefix) {
153 FormChooserDefinition copy = (FormChooserDefinition)
154 super.copy(idPrefix);
155
156 copy.formDefinitions = new ArrayList ();
157 Iterator it = formDefinitions.iterator();
158 while (it.hasNext()) {
159 FormDefinition formDefinition = (FormDefinition) it.next();
160 copy.formDefinitions.add(formDefinition.copy(idPrefix));
161 }
162 return copy;
163 }
164
165 protected static class FormDefinitionComparator
166 extends TypeDifferenceComparator {
167
168 public FormDefinitionComparator(Object bean) {
169 super(bean.getClass());
170 }
171
172 public int compare(Object o1, Object o2) {
173 FormDefinition fd1 = (FormDefinition) o1;
174 FormDefinition fd2 = (FormDefinition) o2;
175 return super.compare(fd1.getBeanClass(), fd2.getBeanClass());
176 }
177 }
178 }
179 |
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