/*
* Copyright 2010 Lincoln Baxter, III
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.ocpsoft.pretty.faces.config;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.ocpsoft.pretty.PrettyContext;
import com.ocpsoft.pretty.PrettyFilter;
import com.ocpsoft.pretty.faces.config.mapping.UrlMapping;
import com.ocpsoft.pretty.faces.config.rewrite.RewriteRule;
import com.ocpsoft.pretty.faces.url.URL;
public class PrettyConfig
{
public static final String CONFIG_REQUEST_KEY = "pretty_CONFIG_REQUEST_KEY";
private List<UrlMapping> mappings = new ArrayList<UrlMapping>();
private List<RewriteRule> globalRewriteRules = new ArrayList<RewriteRule>();
private String dynaviewId = "";
private Map<String, UrlMapping> cachedMappings = new HashMap<String, UrlMapping>();
/**
* Set the current DynaView ID. This is used when calculating dynamic viewIds specified in pretty-config.xml (Do not
* change unless you know what you are doing - this maps directly to your Faces Servlet mapping and is discovered
* automatically when {@link PrettyFilter} starts up.
*/
public void setDynaviewId(final String facesDynaViewId)
{
this.dynaviewId = facesDynaViewId;
}
/**
* Get the current DynaView ID. This is the viewId to which {@link PrettyFilter} will issue a servlet forward when
* the developer has requested a dynamic view-id in a url-mapping.
*/
public String getDynaviewId()
{
return dynaviewId;
}
/**
* Return the currently configured List of {@link RewriteRule} as an unmodifiable collection.
*/
public List<RewriteRule> getGlobalRewriteRules()
{
return globalRewriteRules;
}
/**
* Set the current list of {@link RewriteRule} objects.
*/
public void setGlobalRewriteRules(final List<RewriteRule> rules)
{
globalRewriteRules = Collections.unmodifiableList(rules);
}
/**
* Get the currently configured list of {@link UrlMapping} as an unmodifiable List
*/
public List<UrlMapping> getMappings()
{
return Collections.unmodifiableList(mappings);
}
/**
* Set the currently configured list of {@link UrlMapping}
*/
public void setMappings(final List<UrlMapping> mappings)
{
this.mappings = Collections.unmodifiableList(mappings);
}
/**
* Search through all currently configured {@link UrlMapping} objects for the first one that matches the given URL.
*
* @return the first appropriate {@link UrlMapping} for a given URL.
*/
public UrlMapping getMappingForUrl(final URL url)
{
final String mappingKey = url.toURL();
if (cachedMappings.containsKey(mappingKey)) {
return cachedMappings.get(mappingKey);
}
for (UrlMapping mapping : getMappings())
{
if (mapping.matches(url))
{
if (!mapping.getPatternParser().isElPattern()) {
cachedMappings.put(mappingKey, mapping);
}
return mapping;
}
}
return null;
}
/**
* Discover if the given id is a {@link UrlMapping} id specified in the current configuration.
*
* @return True if the id is found, false if not.
*/
public boolean isMappingId(final String id)
{
UrlMapping mapping = getMappingById(id);
return mapping instanceof UrlMapping;
}
/**
* Discover if the given URL is mapped by any {@link UrlMapping} specified in the current configuration.
*
* @return True if the URL is mapped, false if not.
*/
public boolean isURLMapped(final URL url)
{
UrlMapping mapping = getMappingForUrl(url);
return mapping != null;
}
/**
* Discover if the given ViewId is mapped by any {@link UrlMapping} specified in the current configuration.
* <p>
* <b>Note:</b>This will not match if a #{dynamicView.id} method is configured.
*
* @return True if the ViewId is mapped, false if not.
*/
public boolean isViewMapped(String viewId)
{
if (viewId != null)
{
viewId = viewId.trim();
for (UrlMapping mapping : mappings)
{
if (viewId.equals(mapping.getViewId())
|| (viewId.startsWith("/") && viewId.substring(1).equals(mapping.getViewId())))
{
return true;
}
}
}
return false;
}
/**
* Get the {@link UrlMapping} corresponding with the given mapping id.
*
* @param id Mapping id
* @return PrettyUrlMapping Corresponding mapping
*/
public UrlMapping getMappingById(String id)
{
if (id != null)
{
if (id.startsWith(PrettyContext.PRETTY_PREFIX))
{
id = id.substring(PrettyContext.PRETTY_PREFIX.length());
}
for (UrlMapping mapping : getMappings())
{
if (mapping.getId().equals(id))
{
return mapping;
}
}
}
return null;
}
@Override
public String toString()
{
return "PrettyConfig [mappings=" + mappings + ", globalRewriteRules=" + globalRewriteRules + "]";
}
}