[seam-commits] Seam SVN: r8815 - in trunk/src: rss and 5 other directories.

Author: nickarls Date: 2008-08-26 10:40:17 -0400 (Tue, 26 Aug 2008) New Revision: 8815 Added: trunk/src/rss/ trunk/src/rss/build.xml trunk/src/rss/org/ trunk/src/rss/org/jboss/ trunk/src/rss/org/jboss/seam/ trunk/src/rss/org/jboss/seam/rss/ trunk/src/rss/org/jboss/seam/rss/ui/ trunk/src/rss/org/jboss/seam/rss/ui/SyndicationComponent.java trunk/src/rss/org/jboss/seam/rss/ui/UIEntry.java trunk/src/rss/org/jboss/seam/rss/ui/UIFeed.java trunk/src/rss/seam.properties Log: preview for JSF rss-support Added: trunk/src/rss/build.xml =================================================================== --- trunk/src/rss/build.xml (rev 0) +++ trunk/src/rss/build.xml 2008-08-26 14:40:17 UTC (rev 8815) @@ -0,0 +1,24 @@ +<?xml version="1.0"?> +<project name="Concept" default="jar" basedir="."> + + <fileset id="lib" dir="../../lib"> + <include name="*.jar" /> + </fileset> + + <fileset id="yarfraw" dir="c:/java/lib/yarfraw-0.92-bin-all"> + <include name="*.jar" /> + </fileset> + + <path id="build.classpath"> + <fileset refid="lib" /> + <fileset refid="yarfraw" /> + </path> + + <target name="compile"> + <javac srcdir="." destdir="." classpathref="build.classpath" debug="on" source="1.5" /> + </target> + + <target name="jar" depends="compile"> + <jar destfile="jboss-seam-rss.jar" basedir="." /> + </target> +</project> Added: trunk/src/rss/org/jboss/seam/rss/ui/SyndicationComponent.java =================================================================== --- trunk/src/rss/org/jboss/seam/rss/ui/SyndicationComponent.java (rev 0) +++ trunk/src/rss/org/jboss/seam/rss/ui/SyndicationComponent.java 2008-08-26 14:40:17 UTC (rev 8815) @@ -0,0 +1,21 @@ +package org.jboss.seam.rss.ui; + +import javax.faces.component.UIComponentBase; +import javax.faces.context.FacesContext; + +public abstract class SyndicationComponent extends UIComponentBase +{ + protected static final String FEED_IMPL_KEY = "theFeed"; + protected static final String ATOM_DATE_FORMAT = "yyyy-MM-dd'T'HH:mm:ss'Z'"; + + protected Object valueOf(String name, Object defaultValue) + { + Object value = defaultValue; + if (getValueExpression(name) != null) + { + value = getValueExpression(name).getValue(FacesContext.getCurrentInstance().getELContext()); + } + return value; + } + +} Added: trunk/src/rss/org/jboss/seam/rss/ui/UIEntry.java =================================================================== --- trunk/src/rss/org/jboss/seam/rss/ui/UIEntry.java (rev 0) +++ trunk/src/rss/org/jboss/seam/rss/ui/UIEntry.java 2008-08-26 14:40:17 UTC (rev 8815) @@ -0,0 +1,162 @@ +package org.jboss.seam.rss.ui; + +import java.io.IOException; +import java.text.SimpleDateFormat; +import java.util.Date; + +import org.jboss.seam.contexts.Contexts; +import javax.faces.context.FacesContext; + +import yarfraw.core.datamodel.ChannelFeed; +import yarfraw.core.datamodel.Content; +import yarfraw.core.datamodel.ItemEntry; +import yarfraw.core.datamodel.Link; +import yarfraw.core.datamodel.Person; +import yarfraw.core.datamodel.Text; +import yarfraw.core.datamodel.Text.TextType; + +/** + *atomEntry = + element atom:entry { + atomCommonAttributes, + (atomAuthor* + & atomCategory* + & atomContent? + & atomContributor* + & atomId + & atomLink* + & atomPublished? + & atomRights? + & atomSource? + & atomSummary? + & atomTitle + & atomUpdated + & extensionElement*) + } + */ + +public class UIEntry extends SyndicationComponent +{ + private static final String COMPONENT_TYPE = "org.jboss.seam.rss.ui.UIEntry"; + + private String uid; + private String title; + private String link; + private String author; + private String summary; + private Date published; + private Date updated; + + @Override + public String getFamily() + { + return COMPONENT_TYPE; + } + + + @SuppressWarnings("unchecked") + @Override + public void encodeBegin(FacesContext facesContext) throws IOException + { + ChannelFeed channelFeed = (ChannelFeed) Contexts.getEventContext().get(FEED_IMPL_KEY); + + ItemEntry itemEntry = new ItemEntry(); + itemEntry.setUid(getUid()); + itemEntry.setTitle(getTitle()); + itemEntry.addLink(getLink()); + String author = getAuthor(); + if (author != null) { + Person authorPerson = new Person(); + authorPerson.setName(author); + itemEntry.addAuthorOrCreator(authorPerson); + } + itemEntry.setDescriptionOrSummary(getSummary()); + itemEntry.setUpdatedDate(getUpdated(), new SimpleDateFormat(ATOM_DATE_FORMAT)); + itemEntry.setPubDate(getPublished(), new SimpleDateFormat(ATOM_DATE_FORMAT)); + + channelFeed.addItem(itemEntry); + } + + public String getTitle() + { + return (String) valueOf("title", title); + } + + + public void setTitle(String title) + { + this.title = title; + } + + + public String getLink() + { + return (String) valueOf("link", link); + } + + + public void setLink(String link) + { + this.link = link; + } + + + public String getAuthor() + { + return (String) valueOf("author", author); + } + + + public void setAuthor(String author) + { + this.author = author; + } + + + public String getSummary() + { + return (String) valueOf("summary", summary); + } + + + public void setSummary(String summary) + { + this.summary = summary; + } + + public Date getPublished() + { + return (Date) valueOf("published", published); + } + + + public void setPublished(Date published) + { + this.published = published; + } + + + public Date getUpdated() + { + return (Date) valueOf("updated", updated); + } + + + public void setUpdated(Date updated) + { + this.updated = updated; + } + + + public String getUid() + { + return (String) valueOf("uid", uid); + } + + + public void setUid(String uid) + { + this.uid = uid; + } + +} Added: trunk/src/rss/org/jboss/seam/rss/ui/UIFeed.java =================================================================== --- trunk/src/rss/org/jboss/seam/rss/ui/UIFeed.java (rev 0) +++ trunk/src/rss/org/jboss/seam/rss/ui/UIFeed.java 2008-08-26 14:40:17 UTC (rev 8815) @@ -0,0 +1,218 @@ +package org.jboss.seam.rss.ui; + +import java.io.ByteArrayOutputStream; +import java.io.File; +import java.io.IOException; +import java.text.SimpleDateFormat; +import java.util.Date; + +import javax.faces.component.UIComponent; +import javax.faces.component.ValueHolder; +import javax.faces.context.FacesContext; + +import org.jboss.seam.Component; +import org.jboss.seam.contexts.Contexts; +import org.jboss.seam.core.Manager; +import org.jboss.seam.document.DocumentData; +import org.jboss.seam.document.DocumentStore; +import org.jboss.seam.document.DocumentData.DocumentType; +import org.jboss.seam.log.Logging; +import org.jboss.seam.navigation.Pages; + +import yarfraw.core.datamodel.ChannelFeed; +import yarfraw.core.datamodel.FeedFormat; +import yarfraw.core.datamodel.Text; +import yarfraw.core.datamodel.YarfrawException; +import yarfraw.core.datamodel.Text.TextType; +import yarfraw.io.FeedWriter; + +/* + * atomFeed = + element atom:feed { + atomCommonAttributes, + (atomAuthor* + & atomCategory* + & atomContributor* + & atomGenerator? + & atomIcon? + & atomId + & atomLink* + & atomLogo? + & atomRights? + & atomSubtitle? + & atomTitle + & atomUpdated + & extensionElement*), + atomEntry* + } + */ + +public class UIFeed extends SyndicationComponent +{ + private static final String COMPONENT_TYPE = "org.jboss.seam.rss.ui.UIFeed"; + private static final String EXTENSION = "xml"; + private static final String MIMETYPE = "text/xml"; + private static final FeedFormat DEFAULT_FEED_FORMAT = FeedFormat.ATOM10; + + private boolean sendRedirect = true; + + private FeedFormat feedFormat = DEFAULT_FEED_FORMAT; + private String uid; + private String title; + private String subtitle; + private Date updated; + private String link; + + + @SuppressWarnings("unchecked") + @Override + public void encodeBegin(FacesContext facesContext) throws IOException + { + ChannelFeed channelFeed = new ChannelFeed(); + channelFeed.setUid(getUid()); + channelFeed.setTitle(getTitle()); + channelFeed.setDescriptionOrSubtitle(getSubtitle()); + channelFeed.setPubDate(getUpdated(), new SimpleDateFormat(ATOM_DATE_FORMAT)); + channelFeed.addLink(getLink()); + Contexts.getEventContext().set(FEED_IMPL_KEY, channelFeed); + } + + @Override + public void encodeEnd(FacesContext facesContext) throws IOException + { + ChannelFeed channelFeed = (ChannelFeed) Contexts.getEventContext().get(FEED_IMPL_KEY); + ByteArrayOutputStream byteStream = new ByteArrayOutputStream(); + try { + FeedWriter.writeChannel(DEFAULT_FEED_FORMAT, channelFeed, byteStream); + } catch (YarfrawException e) { + throw new IOException("Could not create feed", e); + } + byteStream.flush(); + String x = byteStream.toString(); + DocumentType documentType = new DocumentData.DocumentType(EXTENSION, MIMETYPE); + + String viewId = Pages.getViewId(facesContext); + String baseName = baseNameForViewId(viewId); + + DocumentData documentData = new DocumentData(baseName, documentType, byteStream.toByteArray()); + + if (sendRedirect) + { + DocumentStore store = DocumentStore.instance(); + String id = store.newId(); + + String url = store.preferredUrlForContent(baseName, documentType.getExtension(), id); + url = Manager.instance().encodeConversationId(url, viewId); + + store.saveData(id, documentData); + + facesContext.getExternalContext().redirect(url); + + } + else + { + UIComponent parent = getParent(); + + if (parent instanceof ValueHolder) + { + ValueHolder holder = (ValueHolder) parent; + holder.setValue(documentData); + } + } + } + + public static String baseNameForViewId(String viewId) + { + int pos = viewId.lastIndexOf("/"); + if (pos != -1) + { + viewId = viewId.substring(pos + 1); + } + + pos = viewId.lastIndexOf("."); + if (pos != -1) + { + viewId = viewId.substring(0, pos); + } + + return viewId; + } + + public boolean isSendRedirect() + { + return sendRedirect; + } + + public void setSendRedirect(boolean sendRedirect) + { + this.sendRedirect = sendRedirect; + } + + @Override + public String getFamily() + { + return COMPONENT_TYPE; + } + + public String getTitle() + { + return (String) valueOf("title", title); + } + + public void setTitle(String title) + { + this.title = title; + } + + public String getSubtitle() + { + return (String) valueOf("subtitle", subtitle); + } + + public void setSubtitle(String subtitle) + { + this.subtitle = subtitle; + } + + public Date getUpdated() + { + return (Date) valueOf("updated", updated); + } + + public void setUpdated(Date updated) + { + this.updated = updated; + } + + public String getLink() + { + return (String) valueOf("link", link); + } + + public void setLink(String link) + { + this.link = link; + } + + public String getFeedFormat() + { + return (String) valueOf("feedFormat", feedFormat); + } + + public void setFeedFormat(FeedFormat feedFormat) + { + this.feedFormat = feedFormat; + } + + public String getUid() + { + return (String) valueOf("uid", uid); + } + + public void setUid(String uid) + { + this.uid = uid; + } + + +} Added: trunk/src/rss/seam.properties ===================================================================