|
1
16 package org.apache.cocoon.portal.coplets.basket;
17
18 import java.io.IOException  ;
19 import java.util.Iterator ;
20 import java.util.List ;
21
22 import org.apache.avalon.framework.configuration.Configuration;
23 import org.apache.avalon.framework.configuration.ConfigurationException;
24 import org.apache.avalon.framework.service.ServiceException;
25 import org.apache.cocoon.ProcessingException;
26 import org.apache.cocoon.portal.PortalService;
27 import org.apache.cocoon.portal.coplet.CopletInstanceData;
28 import org.apache.cocoon.portal.coplets.basket.BasketManager.ActionInfo;
29 import org.apache.cocoon.portal.coplets.basket.events.AddItemEvent;
30 import org.apache.cocoon.portal.event.Event;
31 import org.apache.cocoon.xml.AttributesImpl;
32 import org.apache.cocoon.xml.XMLUtils;
33 import org.xml.sax.Attributes ;
34 import org.xml.sax.SAXException ;
35
36
42 public class BasketTransformer
43 extends AbstractBasketTransformer {
44
45
46 protected static final String ADD_ITEM_ELEMENT = "add-item";
47
48
49 protected static final String SHOW_ACTIONS_ELEMENT = "show-actions";
50
51
52 protected String defaultStoreName = "basket";
53
54
55 protected String defaultLinkElement = "a";
56
57
58 protected String defaultLinkElementNS = "";
59
60
63 public void configure(Configuration configuration)
64 throws ConfigurationException {
65 super.configure(configuration);
66 this.defaultStoreName = configuration.getChild("default-store").getValue(this.defaultStoreName);
67 this.defaultLinkElement = configuration.getChild("default-link-element").getValue(this.defaultLinkElement);
68 this.defaultLinkElementNS = configuration.getChild("default-link-element-ns").getValue(this.defaultLinkElementNS);
69 }
70
71
74 public void endTransformingElement(String uri, String name, String raw)
75 throws ProcessingException, IOException , SAXException {
76 if ( ADD_ITEM_ELEMENT.equals(name) ) {
77 final String linkElementName = this.parameters.getParameter("link-element", this.defaultLinkElement);
78 final String linkElementNS = this.parameters.getParameter("link-element-ns", this.defaultLinkElementNS);
79 XMLUtils.endElement(this.contentHandler, linkElementNS, linkElementName);
80 } else if ( SHOW_ACTIONS_ELEMENT.equals(name) ) {
81 }
83 }
84
85
88 public void startTransformingElement(String uri, String name,
89 String raw, Attributes attr)
90 throws ProcessingException, IOException , SAXException {
91 if ( ADD_ITEM_ELEMENT.equals(name) ) {
92 PortalService service = null;
93 try {
94 service = (PortalService)this.manager.lookup(PortalService.ROLE);
95
96 boolean addContent = false;
98 final String value = attr.getValue("content");
99 if ( value != null ) {
100 addContent = new Boolean (value).booleanValue();
101 }
102
103 final ContentItem ci;
105 final String href = attr.getValue("href");
106 if ( href != null ) {
107 ci = new ContentItem(href, addContent);
108 } else {
109 final String copletId = attr.getValue("coplet");
110 final CopletInstanceData cid = service.getComponentManager().getProfileManager().getCopletInstanceData(copletId);
111 ci = new ContentItem(cid, addContent);
112 }
113
114 final String title = attr.getValue("title");
116 if(title!=null) {
117 ci.setTitle(title);
118 }
119
120 final ContentStore store;
122 final String storeName = (attr.getValue("store") == null ? this.defaultStoreName : attr.getValue("store"));
123 if ("basket".equalsIgnoreCase(storeName) ) {
124 store = this.basketManager.getBasket();
125 } else {
126 store = this.basketManager.getBriefcase();
127 }
128
129 final Event e = new AddItemEvent(store, ci);
130 final AttributesImpl ai = new AttributesImpl();
131 String newLink = service.getComponentManager().getLinkService().getLinkURI(e);
132 final String bookmark = attr.getValue("bookmark");
134 if ( bookmark != null && bookmark.length() > 0) {
135 int pos = newLink.indexOf('?') + 1;
136 final char separator;
137 if ( bookmark.indexOf('?') == -1 ) {
138 separator = '?';
139 } else {
140 separator = '&';
141 }
142 newLink = bookmark + separator + newLink.substring(pos);
143 }
144 ai.addCDATAAttribute("href", newLink);
145
146 final String linkElementName = this.parameters.getParameter("link-element", this.defaultLinkElement);
147 final String linkElementNS = this.parameters.getParameter("link-element-ns", this.defaultLinkElementNS);
148 XMLUtils.startElement(this.contentHandler, linkElementNS, linkElementName, ai);
149 } catch (ServiceException se) {
150 throw new SAXException ("Unable to lookup portal service.", se);
151 } finally {
152 this.manager.release(service);
153 }
154 } else if ( SHOW_ACTIONS_ELEMENT.equals(name) ) {
155 final List actions;
157 final String storeName = (attr.getValue("store") == null ? this.defaultStoreName : attr.getValue("store"));
158 if ("basket".equalsIgnoreCase(storeName) ) {
159 actions = this.basketManager.getBasketActions();
160 } else {
161 actions = this.basketManager.getBriefcaseActions();
162 }
163 final String checkedAction = attr.getValue("checked");
164 final Iterator i = actions.iterator();
165 AttributesImpl a = new AttributesImpl();
166 while ( i.hasNext() ) {
167 final BasketManager.ActionInfo current = (ActionInfo) i.next();
168 a.addCDATAAttribute("name", current.name);
169 if ( current.name.equals(checkedAction) ) {
170 a.addCDATAAttribute("checked", "true");
171 }
172 XMLUtils.createElement(this.xmlConsumer, "action", a);
173 a.clear();
174 }
175 }
176 }
177
178 }
179 |
Popular Tags |
Java API By Example, From Geeks To Geeks.