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Posted to commits@lenya.apache.org by eg...@apache.org on 2003/09/18 10:10:54 UTC
cvs commit: cocoon-lenya/src/java/org/apache/lenya/cms/cocoon/acting DocumentIdExistsAction.java
egli 2003/09/18 01:10:54
Modified: src/webapp/lenya usecase.xmap
Added: src/java/org/apache/lenya/cms/cocoon/acting
DocumentIdExistsAction.java
Log:
Added an action that checks for the existence of a document-id in the
authoring site tree. This is used in the creation usecase. If a
child-id is already taken redirect back to the creation screen and
displey an error message.
Revision Changes Path
1.108 +157 -154 cocoon-lenya/src/webapp/lenya/usecase.xmap
Index: usecase.xmap
===================================================================
RCS file: /home/cvs/cocoon-lenya/src/webapp/lenya/usecase.xmap,v
retrieving revision 1.107
retrieving revision 1.108
diff -u -r1.107 -r1.108
--- usecase.xmap 12 Sep 2003 17:41:34 -0000 1.107
+++ usecase.xmap 18 Sep 2003 08:10:54 -0000 1.108
@@ -12,6 +12,7 @@
<map:actions>
<map:action name="save" logger="sitemap.action.save" src="org.apache.lenya.cms.cocoon.acting.HTMLFormSaveAction" />
<map:action name="asset-upload" logger="sitemap.action.upload" src="org.apache.lenya.cms.cocoon.acting.AssetUploadAction" />
+ <map:action name="document-id-exists" logger="sitemap.action.document-id-exists" src="org.apache.lenya.cms.cocoon.acting.DocumentIdExistsAction" />
</map:actions>
<map:selectors>
@@ -21,9 +22,9 @@
<exception class="org.xml.sax.SAXException" name="sax" unroll="true"/>
<exception class="org.apache.cocoon.ResourceNotFoundException" name="resourcenotfound"/>
<exception class="org.apache.lenya.cms.publishing.ParentNodeNotFoundException"
- name="parent-node-not-found"/>
-<!-- <exception class="org.apache.lenya.cms.publishing.PublishingException" name="publishing"/> -->
-<!-- <exception class="org.apache.lenya.cms.publication.SiteTreeException" name="sitetree"/> -->
+ name="parent-node-not-found"/>
+ <!-- <exception class="org.apache.lenya.cms.publishing.PublishingException" name="publishing"/> -->
+ <!-- <exception class="org.apache.lenya.cms.publication.SiteTreeException" name="sitetree"/> -->
</map:selector>
</map:selectors>
@@ -76,13 +77,13 @@
</map:select>
</map:resource>
-
+
<map:resource name="cms-screen">
- <map:call resource="cms-screen-xml">
- <map:parameter name="publication-id" value="{publication-id}"/>
- <map:parameter name="serverpage" value="{serverpage}"/>
- <map:parameter name="stylesheet" value="{stylesheet}"/>
- </map:call>
+ <map:call resource="cms-screen-xml">
+ <map:parameter name="publication-id" value="{publication-id}"/>
+ <map:parameter name="serverpage" value="{serverpage}"/>
+ <map:parameter name="stylesheet" value="{stylesheet}"/>
+ </map:call>
<map:call resource="style-cms-page"/>
</map:resource>
@@ -98,34 +99,34 @@
<!-- =================================================================== -->
<map:pipeline>
-
- <!-- notification/{publication-id}/{usecase}.xml -->
- <map:match pattern="notification/*/*.xml">
- <map:select type="resource-exists">
- <map:when test="lenya/pubs/{1}/config/notification/notification.xconf">
+
+ <!-- notification/{publication-id}/{usecase}.xml -->
+ <map:match pattern="notification/*/*.xml">
+ <map:select type="resource-exists">
+ <map:when test="lenya/pubs/{1}/config/notification/notification.xconf">
<map:generate src="pubs/{1}/config/notification/notification.xconf"/>
- </map:when>
- <map:otherwise>
+ </map:when>
+ <map:otherwise>
<map:generate src="config/notification/notification.xconf"/>
- </map:otherwise>
- </map:select>
- <map:transform src="xslt/notification/notification2message.xsl">
- <map:parameter name="usecase" value="{2}"/>
- </map:transform>
- <map:serialize type="xml"/>
- </map:match>
-
- <!-- notification/{publication-id}/{usecase}.xsl -->
- <map:match pattern="notification/*/*.xsl">
- <map:generate src="cocoon:/notification/{1}/{2}.xml"/>
- <map:transform src="xslt/notification/message2xslt.xsl">
- <map:parameter name="usecase" value="{2}"/>
- <map:parameter name="server-uri" value="http://{request:serverName}:{request:serverPort}"/>
- <map:parameter name="document-url" value="{request:contextPath}/{page-envelope:publication-id}/{page-envelope:area}{page-envelope:document-url}"/>
- </map:transform>
- <map:serialize type="xml"/>
- </map:match>
-
+ </map:otherwise>
+ </map:select>
+ <map:transform src="xslt/notification/notification2message.xsl">
+ <map:parameter name="usecase" value="{2}"/>
+ </map:transform>
+ <map:serialize type="xml"/>
+ </map:match>
+
+ <!-- notification/{publication-id}/{usecase}.xsl -->
+ <map:match pattern="notification/*/*.xsl">
+ <map:generate src="cocoon:/notification/{1}/{2}.xml"/>
+ <map:transform src="xslt/notification/message2xslt.xsl">
+ <map:parameter name="usecase" value="{2}"/>
+ <map:parameter name="server-uri" value="http://{request:serverName}:{request:serverPort}"/>
+ <map:parameter name="document-url" value="{request:contextPath}/{page-envelope:publication-id}/{page-envelope:area}{page-envelope:document-url}"/>
+ </map:transform>
+ <map:serialize type="xml"/>
+ </map:match>
+
</map:pipeline>
<!-- =================================================================== -->
@@ -139,18 +140,18 @@
<!-- mount publication-specific usecase sitemap -->
<map:match type="usecase" pattern="*">
- <map:act src="pubs/{../1}/usecase-{1}.xmap" type="resource-exists">
- <map:mount check-reload="true" reload-method="synchron" src="pubs/{../../1}/usecase-{../1}.xmap" uri-prefix="{../../1}"/>
- </map:act>
+ <map:act src="pubs/{../1}/usecase-{1}.xmap" type="resource-exists">
+ <map:mount check-reload="true" reload-method="synchron" src="pubs/{../../1}/usecase-{../1}.xmap" uri-prefix="{../../1}"/>
+ </map:act>
</map:match>
<!-- Scheduler -->
<!-- Schedule Document: View, Add, Edit, Delete Jobs -->
<map:match pattern="schedule" type="usecase">
-
- <!-- show scheduler screen -->
+
+ <!-- show scheduler screen -->
<map:match pattern="showscreen" type="step">
- <map:generate src="cocoon://scheduler/publication/{../../1}"/>
+ <map:generate src="cocoon://scheduler/publication/{../../1}"/>
<map:transform src="xslt/scheduler/scheduler-page.xsl">
<map:parameter name="context-prefix" value="{request:contextPath}"/>
<map:parameter name="publication-id" value="{../../1}"/>
@@ -161,11 +162,11 @@
</map:match>
<!-- other steps: add job (redirect to page) -->
- <map:generate src="cocoon://scheduler/publication/{../1}"/>
- <map:transform src="xslt/util/redirect.xsl">
- <map:parameter name="url" value="{request:requestURI}"/>
- </map:transform>
- <map:serialize/>
+ <map:generate src="cocoon://scheduler/publication/{../1}"/>
+ <map:transform src="xslt/util/redirect.xsl">
+ <map:parameter name="url" value="{request:requestURI}"/>
+ </map:transform>
+ <map:serialize/>
</map:match>
@@ -312,121 +313,123 @@
</map:match>
<map:match pattern="create" type="step">
- <map:act type="task">
- <map:parameter name="task-id" value="create"/>
- <!-- if the action suceeds redirect to the requestURI -->
- <map:redirect-to uri="{request:requestURI}"/>
+ <!-- Make sure the child-id doesn't exist yet -->
+ <map:act type="document-id-exists">
+ <map:parameter name="document-id" value="{request-param:properties.create.parent-id}/{request-param:properties.create.child-id}"/>
+ <map:act type="task">
+ <map:parameter name="task-id" value="create"/>
+ <map:redirect-to uri="{request:requestURI}"/>
+ </map:act>
+ <map:call resource="cms-screen">
+ <map:parameter name="publication-id" value="{../../1}"/>
+ <map:parameter name="serverpage" value="authoring/create.xsp"/>
+ <map:parameter name="stylesheet" value="authoring/create.xsl"/>
+ </map:call>
</map:act>
- <!-- otherwise the action could not validate some of the -->
- <!-- input and we present the upload form again -->
- <map:call resource="cms-screen">
- <map:parameter name="publication-id" value="{../../1}"/>
- <map:parameter name="serverpage" value="authoring/create.xsp"/>
- <map:parameter name="stylesheet" value="authoring/create.xsl"/>
- </map:call>
+ <map:redirect-to uri="{request:requestURI}?lenya.usecase=create&lenya.step=showscreen&status=duplicate-id"/>
</map:match>
</map:match>
-
+
- <!-- ************************************************************** -->
- <!-- ** HTML Form Editor ** -->
- <!-- ** ** -->
- <!-- ** NOTE: page-envelope:document-path depends on the ** -->
- <!-- ** publication specific DocumentIdToPathMapper which ** -->
- <!-- ** is configured within config/publication.xconf ** -->
- <!-- ************************************************************** -->
- <map:match pattern="edit" type="usecase">
- <map:match pattern="open" type="step">
- <map:match pattern="*/authoring/**.html">
- <map:generate src="pubs/{1}/content/authoring/{page-envelope:document-path}"/>
- <map:transform src="xslt/authoring/edit/numberTags.xsl"/>
- <map:transform src="xslt/authoring/edit/addSourceTags.xsl">
- <map:parameter name="source" value="pubs/{1}/work/editor/authoring/{page-envelope:document-path}"/>
- </map:transform>
- <map:transform type="write-source"/>
- <map:transform src="xslt/authoring/edit/removeSourceTags.xsl"/>
- <map:transform src="pubs/{1}/lenya/xslt/formeditor/{request-param:doctype}.xsl">
- <map:parameter name="docid" value="{page-envelope:document-path}"/>
- <map:parameter name="doctype" value="{request-param:doctype}"/>
- </map:transform>
- <map:serialize type="html" />
+ <!-- ************************************************************** -->
+ <!-- ** HTML Form Editor ** -->
+ <!-- ** ** -->
+ <!-- ** NOTE: page-envelope:document-path depends on the ** -->
+ <!-- ** publication specific DocumentIdToPathMapper which ** -->
+ <!-- ** is configured within config/publication.xconf ** -->
+ <!-- ************************************************************** -->
+ <map:match pattern="edit" type="usecase">
+ <map:match pattern="open" type="step">
+ <map:match pattern="*/authoring/**.html">
+ <map:generate src="pubs/{1}/content/authoring/{page-envelope:document-path}"/>
+ <map:transform src="xslt/authoring/edit/numberTags.xsl"/>
+ <map:transform src="xslt/authoring/edit/addSourceTags.xsl">
+ <map:parameter name="source" value="pubs/{1}/work/editor/authoring/{page-envelope:document-path}"/>
+ </map:transform>
+ <map:transform type="write-source"/>
+ <map:transform src="xslt/authoring/edit/removeSourceTags.xsl"/>
+ <map:transform src="pubs/{1}/lenya/xslt/formeditor/{request-param:doctype}.xsl">
+ <map:parameter name="docid" value="{page-envelope:document-path}"/>
+ <map:parameter name="doctype" value="{request-param:doctype}"/>
+ </map:transform>
+ <map:serialize type="html" />
+ </map:match>
</map:match>
- </map:match>
- <map:match pattern="close" type="step">
- <map:match pattern="*/authoring/**.html">
- <map:act type="save">
- <map:parameter name="file" value="pubs/{1}/work/editor/authoring/{page-envelope:document-path}"/>
+ <map:match pattern="close" type="step">
+ <map:match pattern="*/authoring/**.html">
+ <map:act type="save">
+ <map:parameter name="file" value="pubs/{1}/work/editor/authoring/{page-envelope:document-path}"/>
+
+ <!-- Continue editing: Insert, Delete, etc. -->
+ <map:generate src="pubs/{../1}/work/editor/authoring/{page-envelope:document-path}"/>
+ <map:transform src="xslt/authoring/edit/unnumberTags.xsl"/>
+
+ <map:transform src="xslt/authoring/edit/numberTags.xsl"/>
+ <map:transform src="xslt/authoring/edit/addSourceTags.xsl">
+ <map:parameter name="source" value="pubs/{../1}/work/editor/authoring/{page-envelope:document-path}"/>
+ </map:transform>
+ <map:transform type="write-source"/>
+ <map:transform src="xslt/authoring/edit/removeSourceTags.xsl"/>
+
+ <map:transform src="pubs/{../1}/lenya/xslt/formeditor/{request-param:doctype}.xsl">
+ <map:parameter name="docid" value="{page-envelope:document-path}"/>
+ <map:parameter name="doctype" value="{request-param:doctype}"/>
+ <map:parameter name="message" value="{message}"/>
+ </map:transform>
+ <map:serialize type="html" />
+ </map:act>
- <!-- Continue editing: Insert, Delete, etc. -->
- <map:generate src="pubs/{../1}/work/editor/authoring/{page-envelope:document-path}"/>
+ <!-- Stop Editing: Save and Cancel -->
+ <map:generate src="pubs/{1}/work/editor/authoring/{page-envelope:document-path}"/>
<map:transform src="xslt/authoring/edit/unnumberTags.xsl"/>
- <map:transform src="xslt/authoring/edit/numberTags.xsl"/>
+ <!-- Save: Overwrite original file (FIXME: Cancel should not overwrite original file) -->
<map:transform src="xslt/authoring/edit/addSourceTags.xsl">
- <map:parameter name="source" value="pubs/{../1}/work/editor/authoring/{page-envelope:document-path}"/>
+ <map:parameter name="source" value="pubs/{1}/content/authoring/{page-envelope:document-path}"/>
</map:transform>
<map:transform type="write-source"/>
- <map:transform src="xslt/authoring/edit/removeSourceTags.xsl"/>
-
- <map:transform src="pubs/{../1}/lenya/xslt/formeditor/{request-param:doctype}.xsl">
- <map:parameter name="docid" value="{page-envelope:document-path}"/>
- <map:parameter name="doctype" value="{request-param:doctype}"/>
- <map:parameter name="message" value="{message}"/>
+ <map:transform src="xslt/authoring/edit/redirect-to.xsl">
+ <map:parameter name="uri" value="{page-envelope:context-prefix}/{1}/authoring/{2}.html"/>
</map:transform>
<map:serialize type="html" />
- </map:act>
+ </map:match>
+ </map:match>
+ </map:match>
+ <!-- ************************************************************** -->
+ <!-- ******** /HTML Form Editor *********************************** -->
+ <!-- ************************************************************** -->
- <!-- Stop Editing: Save and Cancel -->
- <map:generate src="pubs/{1}/work/editor/authoring/{page-envelope:document-path}"/>
- <map:transform src="xslt/authoring/edit/unnumberTags.xsl"/>
-
- <!-- Save: Overwrite original file (FIXME: Cancel should not overwrite original file) -->
- <map:transform src="xslt/authoring/edit/addSourceTags.xsl">
- <map:parameter name="source" value="pubs/{1}/content/authoring/{page-envelope:document-path}"/>
- </map:transform>
- <map:transform type="write-source"/>
- <map:transform src="xslt/authoring/edit/redirect-to.xsl">
- <map:parameter name="uri" value="{page-envelope:context-prefix}/{1}/authoring/{2}.html"/>
- </map:transform>
- <map:serialize type="html" />
+ <!-- This matcher is very specific for unipublic and should -->
+ <!-- probably go away -->
+ <map:match pattern="upload" type="usecase">
+
+ <map:match pattern="showscreen" type="step">
+ <map:generate type="serverpages" src="content/authoring/upload-image.xsp"/>
+ <map:transform src="xslt/authoring/upload-image.xsl"/>
+ <map:serialize/>
+ </map:match>
+
+ <map:match type="step" pattern="showteaserscreen">
+ <map:generate type="serverpages" src="content/authoring/upload-image.xsp"/>
+ <map:transform src="xslt/authoring/upload-teaserimage.xsl"/>
+ <map:serialize/>
+ </map:match>
+
+ <map:match type="step" pattern="upload">
+ <map:act type="file-upload">
+ <map:redirect-to uri="{request:requestURI}"/>
+ </map:act>
+ <map:generate type="serverpages" src="content/authoring/upload-image.xsp"/>
+ <map:transform src="xslt/authoring/upload-image.xsl"/>
+ <map:serialize/>
</map:match>
</map:match>
- </map:match>
- <!-- ************************************************************** -->
- <!-- ******** /HTML Form Editor *********************************** -->
- <!-- ************************************************************** -->
-
- <!-- This matcher is very specific for unipublic and should -->
- <!-- probably go away -->
- <map:match pattern="upload" type="usecase">
-
- <map:match pattern="showscreen" type="step">
- <map:generate type="serverpages" src="content/authoring/upload-image.xsp"/>
- <map:transform src="xslt/authoring/upload-image.xsl"/>
- <map:serialize/>
- </map:match>
-
- <map:match type="step" pattern="showteaserscreen">
- <map:generate type="serverpages" src="content/authoring/upload-image.xsp"/>
- <map:transform src="xslt/authoring/upload-teaserimage.xsl"/>
- <map:serialize/>
- </map:match>
-
- <map:match type="step" pattern="upload">
- <map:act type="file-upload">
- <map:redirect-to uri="{request:requestURI}"/>
- </map:act>
- <map:generate type="serverpages" src="content/authoring/upload-image.xsp"/>
- <map:transform src="xslt/authoring/upload-image.xsl"/>
- <map:serialize/>
- </map:match>
- </map:match>
- <!-- This is the generic asset upload matcher and should be -->
- <!-- used for all publiations -->
+ <!-- This is the generic asset upload matcher and should be -->
+ <!-- used for all publiations -->
<map:match pattern="asset" type="usecase">
<map:match pattern="showscreen" type="step">
@@ -454,10 +457,10 @@
<map:match pattern="upload-and-insert" type="step">
<map:act type="asset-upload">
<map:parameter name="task-id" value="{request-param:task-id}"/>
- <map:act type="task">
- <map:parameter name="task-id" value="{request-param:task-id}"/>
- <map:redirect-to session="true" uri="{request:requestURI}"/>
- </map:act>
+ <map:act type="task">
+ <map:parameter name="task-id" value="{request-param:task-id}"/>
+ <map:redirect-to session="true" uri="{request:requestURI}"/>
+ </map:act>
</map:act>
</map:match>
@@ -546,8 +549,8 @@
</map:act>
</map:match>
- </map:match>
-
+ </map:match>
+
<!-- Info area use cases start here -->
@@ -614,7 +617,7 @@
<map:match pattern="showscreen" type="step">
<map:generate src="content/info/archive.xsp" type="serverpages"/>
<map:transform src="xslt/info/archive.xsl">
- <map:parameter name="use-request-parameters" value="true"/>
+ <map:parameter name="use-request-parameters" value="true"/>
</map:transform>
<map:call resource="style-cms-page"/>
</map:match>
@@ -633,7 +636,7 @@
<map:match pattern="showscreen" type="step">
<map:generate src="content/info/restore.xsp" type="serverpages"/>
<map:transform src="xslt/info/restore.xsl">
- <map:parameter name="use-request-parameters" value="true"/>
+ <map:parameter name="use-request-parameters" value="true"/>
</map:transform>
<map:call resource="style-cms-page"/>
</map:match>
@@ -693,7 +696,7 @@
<map:match pattern="showscreen" type="step">
<map:generate src="content/info/deactivate.xsp" type="serverpages"/>
<map:transform src="xslt/info/deactivate.xsl">
- <map:parameter name="use-request-parameters" value="true"/>
+ <map:parameter name="use-request-parameters" value="true"/>
</map:transform>
<map:transform src="cocoon:/notification/{../../1}/deactivate.xsl"/>
<map:call resource="style-cms-page"/>
@@ -713,7 +716,7 @@
<map:match pattern="showscreen" type="step">
<map:generate src="content/info/delete.xsp" type="serverpages"/>
<map:transform src="xslt/info/delete.xsl">
- <map:parameter name="use-request-parameters" value="true"/>
+ <map:parameter name="use-request-parameters" value="true"/>
</map:transform>
<map:call resource="style-cms-page"/>
</map:match>
@@ -821,14 +824,14 @@
<map:redirect-to session="true" uri="{request:requestURI}"/>
</map:act>
</map:match>
-
+
</map:match>
<map:handle-errors type="500">
<map:select type="exception">
<map:when test="parent-node-not-found">
- <map:transform src="xslt/exception/parent-node-not-found.xsl"/>
- <map:call resource="style-cms-page"/>
+ <map:transform src="xslt/exception/parent-node-not-found.xsl"/>
+ <map:call resource="style-cms-page"/>
</map:when>
</map:select>
<map:serialize type="html"/>
1.1 cocoon-lenya/src/java/org/apache/lenya/cms/cocoon/acting/DocumentIdExistsAction.java
Index: DocumentIdExistsAction.java
===================================================================
/*
$Id: DocumentIdExistsAction.java,v 1.1 2003/09/18 08:10:54 egli Exp $
<License>
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Apache Lenya" and "Apache Software Foundation" must not be
used to endorse or promote products derived from this software without
prior written permission. For written permission, please contact
apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation and was originally created by
Michael Wechner <mi...@apache.org>. For more information on the Apache Soft-
ware Foundation, please see <http://www.apache.org/>.
Lenya includes software developed by the Apache Software Foundation, W3C,
DOM4J Project, BitfluxEditor, Xopus, and WebSHPINX.
</License>
*/
package org.apache.lenya.cms.cocoon.acting;
import org.apache.avalon.framework.parameters.ParameterException;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.cocoon.acting.AbstractAction;
import org.apache.cocoon.environment.Redirector;
import org.apache.cocoon.environment.SourceResolver;
import org.apache.lenya.cms.publication.PageEnvelope;
import org.apache.lenya.cms.publication.PageEnvelopeException;
import org.apache.lenya.cms.publication.PageEnvelopeFactory;
import org.apache.lenya.cms.publication.Publication;
import org.apache.lenya.cms.publication.SiteTree;
import org.apache.lenya.cms.publication.SiteTreeException;
import java.util.Collections;
import java.util.Map;
/**
* Action that checks the sitetree if there is a node with the
* current document-id. This is used to prevent creation of documents
* with non-unique document-ids
*
* @author <a href="mailto:egli@apache.org">Christian Egli</a>
*/
public class DocumentIdExistsAction extends AbstractAction {
/**
* Check if there is a doument in the site tree with the given
* document-id.
*
* If yes return an empty map, if not return null.
*
* @param redirector a <code>Redirector</code> value
* @param resolver a <code>SourceResolver</code> value
* @param objectModel a <code>Map</code> value
* @param source a <code>String</code> value
* @param parameters a <code>Parameters</code> value
*
* @return an empty <code>Map</code> if there is a document
* with the given document-id, null otherwiese
*
* @exception DocumentDoesNotExistException if there is no document with the specified document-id.
* @exception PageEnvelopeException if the PageEnvelope could not be created.
* @exception DocumentException if the language information could not be fetched from the document.
*/
public static final String DOCUMENT_ID_PARAMETER_NAME = "document-id";
public Map act(
Redirector redirector,
SourceResolver resolver,
Map objectModel,
String source,
Parameters parameters)
throws PageEnvelopeException, SiteTreeException, ParameterException {
String documentId = parameters.getParameter(DOCUMENT_ID_PARAMETER_NAME);
if (documentId == null) {
return null;
}
PageEnvelope pageEnvelope =
PageEnvelopeFactory.getInstance().getPageEnvelope(objectModel);
SiteTree siteTree =
pageEnvelope.getPublication().getSiteTree(
Publication.AUTHORING_AREA);
if (siteTree.getNode(documentId) == null) {
return Collections.EMPTY_MAP;
}
return null;
}
}
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