org.broadleafcommerce.common.file.service.StaticAssetPathServiceImpl Maven / Gradle / Ivy
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A collection of classes shared by broadleaf profile, cms, admin, and core.
/*
* #%L
* BroadleafCommerce Common Libraries
* %%
* Copyright (C) 2009 - 2013 Broadleaf Commerce
* %%
* 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.
* #L%
*/
package org.broadleafcommerce.common.file.service;
import org.apache.commons.lang.StringUtils;
import org.apache.velocity.tools.view.ImportSupport;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import java.io.File;
@Service("blStaticAssetPathService")
public class StaticAssetPathServiceImpl implements StaticAssetPathService {
@Value("${asset.server.url.prefix.internal}")
protected String staticAssetUrlPrefix;
@Value("${asset.server.url.prefix}")
protected String staticAssetEnvironmentUrlPrefix;
@Value("${asset.server.url.prefix.secure}")
protected String staticAssetEnvironmentSecureUrlPrefix;
/**
* This method will take in a content string (e.g. StructuredContentDTO or PageDTO HTML/ASSET_LOOKUP/STRING field value)
* and replace any instances of "staticAssetUrlPrefix" in the string with the "staticAssetEnvironmentUrlPrefix"
* or the "staticAssetEnvironmentSecureUrlPrefix" depending on if the request was secure and if it was configured.
*
* Given asset.server.url.prefix.internal=cmsstatic
* Given asset.server.url.prefix=http://static.mydomain.com/cmsstatic
* Given asset.server.url.prefix.secure=https://static.mydomain.com/cmsstatic
*
* Example 1:
* Given content = "
"
*
* The result should yield: "
"
*
* Example 2:
* Given content = "
"
*
* The result should yield: "
"
*
* @param content - The content string to rewrite if it contains a cms managed asset
* @param secureRequest - True if the request is being served over https
* @return
* @see org.broadleafcommerce.common.file.service.StaticAssetService#getStaticAssetUrlPrefix()
* @see org.broadleafcommerce.common.file.service.StaticAssetService#getStaticAssetEnvironmentUrlPrefix()
*/
@Override
public String convertAllAssetPathsInContent(String content, boolean secureRequest) {
String returnValue = content;
if (StringUtils.isNotBlank(content) &&
StringUtils.isNotBlank(getStaticAssetUrlPrefix()) &&
StringUtils.isNotBlank(getStaticAssetEnvironmentUrlPrefix()) &&
content.contains(getStaticAssetUrlPrefix())) {
final String envPrefix;
if (secureRequest) {
envPrefix = getStaticAssetEnvironmentSecureUrlPrefix();
} else {
envPrefix = getStaticAssetEnvironmentUrlPrefix();
}
if (envPrefix != null) {
String trailing = "";
if (envPrefix.endsWith(File.separator)) {
trailing = File.separator;
}
returnValue = returnValue.replaceAll(getStaticAssetUrlPrefix()+trailing, envPrefix);
//Catch any scenario where there is a leading "/" after the replacement
returnValue = returnValue.replaceAll(File.separator + envPrefix, envPrefix);
}
}
return returnValue;
}
/**
* This method will take in an assetPath (think image url) and prepend the
* staticAssetUrlPrefix if one exists.
*
* Will append any contextPath onto the request. If the incoming assetPath contains
* the internalStaticAssetPrefix and the image is being prepended, the prepend will be
* removed.
*
* Example 1:
* Given asset.server.url.prefix.internal=cmsstatic
* Given asset.server.url.prefix=http://static.mydomain.com/cmsstatic
* Given asset.server.url.prefix.secure=https://static.mydomain.com/cmsstatic
* Given assetPath = "/cmsstatic/my_image.jpg"
*
* The result should yield: "http://static.mydomain.com/cmsstatic/my_image.jpg"
*
* Example 2:
* Given asset.server.url.prefix.internal=cmsstatic
* Given asset.server.url.prefix=
* Given asset.server.url.prefix.secure=
* Given assetPath = "/cmsstatic/my_image.jpg"
* Given contextPath = "myApp"
*
* The result should yield: "/myApp/cmsstatic/my_image.jpg"
*
* Also, since all paths are intended to be URLs, there should be no system-specific separator characters like '\' for
* Windows. All paths should be unix file paths as URLs.
*
* @param assetPath - The path to rewrite if it is a cms managed asset
* @param contextPath - The context path of the web application (if applicable)
* @param secureRequest - True if the request is being served over https
* @return
* @see org.broadleafcommerce.common.file.service.StaticAssetService#getStaticAssetUrlPrefix()
* @see org.broadleafcommerce.common.file.service.StaticAssetService#getStaticAssetEnvironmentUrlPrefix()
*/
@Override
public String convertAssetPath(String assetPath, String contextPath, boolean secureRequest) {
String returnValue = assetPath;
if (assetPath != null && getStaticAssetEnvironmentUrlPrefix() != null && ! "".equals(getStaticAssetEnvironmentUrlPrefix())) {
String envPrefix;
if (secureRequest) {
envPrefix = getStaticAssetEnvironmentSecureUrlPrefix();
} else {
envPrefix = getStaticAssetEnvironmentUrlPrefix();
}
if (envPrefix != null) {
// remove the starting "/" if it exists.
if (returnValue.startsWith("/")) {
returnValue = returnValue.substring(1);
}
// Also, remove the "cmsstatic" from the URL before prepending the staticAssetUrlPrefix.
if (returnValue.startsWith(getStaticAssetUrlPrefix())) {
returnValue = returnValue.substring(getStaticAssetUrlPrefix().trim().length());
// remove the starting "/" if it exists.
if (returnValue.startsWith("/")) {
returnValue = returnValue.substring(1);
}
} else if (envPrefix.endsWith(getStaticAssetUrlPrefix() + "/")) {
envPrefix = envPrefix.substring(0, envPrefix.length() - getStaticAssetUrlPrefix().length() - 1);
}
returnValue = envPrefix + returnValue;
}
} else {
if (returnValue != null && ! ImportSupport.isAbsoluteUrl(returnValue)) {
if (! returnValue.startsWith("/")) {
returnValue = "/" + returnValue;
}
// Add context path
if (contextPath != null && ! contextPath.equals("")) {
if (! contextPath.equals("/")) {
// Shouldn't be the case, but let's handle it anyway
if (contextPath.endsWith("/")) {
returnValue = returnValue.substring(1);
}
if (contextPath.startsWith("/")) {
returnValue = contextPath + returnValue; // normal case
} else {
returnValue = "/" + contextPath + returnValue;
}
}
}
}
}
return returnValue;
}
@Override
public String getStaticAssetUrlPrefix() {
return staticAssetUrlPrefix;
}
@Override
public void setStaticAssetUrlPrefix(String staticAssetUrlPrefix) {
this.staticAssetUrlPrefix = staticAssetUrlPrefix;
}
@Override
public String getStaticAssetEnvironmentUrlPrefix() {
return fixEnvironmentUrlPrefix(staticAssetEnvironmentUrlPrefix);
}
@Override
public void setStaticAssetEnvironmentUrlPrefix(String staticAssetEnvironmentUrlPrefix) {
this.staticAssetEnvironmentUrlPrefix = staticAssetEnvironmentUrlPrefix;
}
@Override
public String getStaticAssetEnvironmentSecureUrlPrefix() {
if (StringUtils.isEmpty(staticAssetEnvironmentSecureUrlPrefix)) {
if (!StringUtils.isEmpty(staticAssetEnvironmentUrlPrefix) && staticAssetEnvironmentUrlPrefix.indexOf("http:") >= 0) {
staticAssetEnvironmentSecureUrlPrefix = staticAssetEnvironmentUrlPrefix.replace("http:", "https:");
}
}
return fixEnvironmentUrlPrefix(staticAssetEnvironmentSecureUrlPrefix);
}
public void setStaticAssetEnvironmentSecureUrlPrefix(String staticAssetEnvironmentSecureUrlPrefix) {
this.staticAssetEnvironmentSecureUrlPrefix = staticAssetEnvironmentSecureUrlPrefix;
}
/**
* Trims whitespace. If the value is the same as the internal url prefix, then return
* null.
*
* @param urlPrefix
* @return
*/
private String fixEnvironmentUrlPrefix(String urlPrefix) {
if (urlPrefix != null) {
urlPrefix = urlPrefix.trim();
if ("".equals(urlPrefix)) {
// The value was not set.
urlPrefix = null;
} else if (urlPrefix.equals(staticAssetUrlPrefix)) {
// The value is the same as the default, so no processing needed.
urlPrefix = null;
}
}
if (urlPrefix != null && !urlPrefix.endsWith("/")) {
urlPrefix = urlPrefix + "/";
}
return urlPrefix;
}
}
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