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Extend supported handles for supports() method

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Updates the supports() method across the three relevant handle provider
classes to check if the identifier a) matches a valid handle starting
pattern or b) does not match a DOI starting pattern and does contain a
slash but is not an arbitrary URL.
This commit is contained in:
mjmarttila
2016-06-02 09:27:59 -04:00
parent ab2f876155
commit 12649fe1fe
3 changed files with 48 additions and 31 deletions
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33
dspace-api/src/main/java/org/dspace/identifier/VersionedHandleIdentifierProvider.java
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@@ -16,6 +16,7 @@ import org.dspace.core.Constants;
import org.dspace.core.Context;
import org.dspace.core.LogManager;
import org.dspace.handle.service.HandleService;
import org.dspace.services.factory.DSpaceServicesFactory;
import org.dspace.versioning.*;
import org.dspace.versioning.service.VersionHistoryService;
import org.dspace.versioning.service.VersioningService;
@@ -70,32 +71,30 @@ public class VersionedHandleIdentifierProvider extends IdentifierProvider {
@Override
public boolean supports(String identifier)
{
String prefix = handleService.getPrefix();
String handleResolver = ConfigurationManager.getProperty("handle.canonical.prefix");
String prefix = handleService.getPrefix();
String canonicalPrefix = DSpaceServicesFactory.getInstance().getConfigurationService().getProperty("handle.canonical.prefix");
if (identifier == null)
{
return false;
}
// return true if handle has valid starting pattern
if (identifier.startsWith(prefix)
|| identifier.startsWith(handleResolver)
|| identifier.startsWith("http://hdl.handle.net/")
|| identifier.startsWith(canonicalPrefix)
|| identifier.startsWith("hdl:")
|| identifier.startsWith("info:hdl"))
|| identifier.startsWith("info:hdl")
|| identifier.matches("^https?://hdl.handle.net/")
|| identifier.matches("^https?://.+/handle/"))
{
return true;
}
try {
String outOfUrl = retrieveHandleOutOfUrl(identifier);
if(outOfUrl != null)
{
return true;
}
} catch (SQLException e) {
log.error(e.getMessage(), e);
}
return false;
// return false if identifier starts with DOI prefix
if(identifier.startsWith("10.") || identifier.matches("^https?://dx.doi.org") || identifier.startsWith("doi:"))
return false;
// return false if identifier does not contain a '/' or is a URL that does not match above patterns
if(! identifier.contains("/") || identifier.matches("^https?://.+"))
return false;
// otherwise, assumed a valid handle
return true;
}
@Override