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https://issues.apache.org/jira/browse/TIKA-4229?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17832814#comment-17832814
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ASF GitHub Bot commented on TIKA-4229:
--------------------------------------
bartek commented on code in PR #1698:
URL: https://github.com/apache/tika/pull/1698#discussion_r1546211893
##########
tika-pipes/tika-fetchers/tika-fetcher-microsoft-graph/src/main/java/org/apache/tika/pipes/fetchers/microsoftgraph/MicrosoftGraphFetcher.java:
##########
@@ -0,0 +1,140 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.tika.pipes.fetchers.microsoftgraph;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Map;
+
+import com.azure.identity.ClientCertificateCredentialBuilder;
+import com.azure.identity.ClientSecretCredentialBuilder;
+import com.microsoft.graph.serviceclient.GraphServiceClient;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.apache.tika.config.Field;
+import org.apache.tika.config.Initializable;
+import org.apache.tika.config.InitializableProblemHandler;
+import org.apache.tika.config.Param;
+import org.apache.tika.exception.TikaConfigException;
+import org.apache.tika.exception.TikaException;
+import org.apache.tika.metadata.Metadata;
+import org.apache.tika.pipes.fetcher.AbstractFetcher;
+import
org.apache.tika.pipes.fetchers.microsoftgraph.config.ClientCertificateCredentialsConfig;
+import
org.apache.tika.pipes.fetchers.microsoftgraph.config.ClientSecretCredentialsConfig;
+import
org.apache.tika.pipes.fetchers.microsoftgraph.config.MsGraphFetcherConfig;
+
+/**
+ * Fetches files from Microsoft Graph API.
+ * Fetch keys are ${siteDriveId},${driveItemId}
+ */
+public class MicrosoftGraphFetcher extends AbstractFetcher implements
Initializable {
+ private static final Logger LOGGER =
LoggerFactory.getLogger(MicrosoftGraphFetcher.class);
+ private GraphServiceClient graphClient;
+ private MsGraphFetcherConfig msGraphFetcherConfig;
+ private long[] throttleSeconds;
+
+ public MicrosoftGraphFetcher() {
+
+ }
+
+ public MicrosoftGraphFetcher(MsGraphFetcherConfig msGraphFetcherConfig) {
+ this.msGraphFetcherConfig = msGraphFetcherConfig;
+ }
+
+ /**
+ * Set seconds to throttle retries as a comma-delimited list, e.g.:
30,60,120,600
+ *
+ * @param commaDelimitedLongs
+ * @throws TikaConfigException
+ */
+ @Field
+ public void setThrottleSeconds(String commaDelimitedLongs) throws
TikaConfigException {
+ String[] longStrings = commaDelimitedLongs.split(",");
+ long[] seconds = new long[longStrings.length];
+ for (int i = 0; i < longStrings.length; i++) {
+ try {
+ seconds[i] = Long.parseLong(longStrings[i]);
+ } catch (NumberFormatException e) {
+ throw new TikaConfigException(e.getMessage());
+ }
+ }
+ setThrottleSeconds(seconds);
+ }
+
+ public void setThrottleSeconds(long[] throttleSeconds) {
+ this.throttleSeconds = throttleSeconds;
+ }
+
+ @Override
+ public void initialize(Map<String, Param> map) {
+ String[] scopes = msGraphFetcherConfig.getScopes().toArray(new
String[0]);
+ if (msGraphFetcherConfig.getCredentials() instanceof
ClientCertificateCredentialsConfig) {
+ ClientCertificateCredentialsConfig credentials =
+ (ClientCertificateCredentialsConfig)
msGraphFetcherConfig.getCredentials();
+ graphClient = new GraphServiceClient(
+ new
ClientCertificateCredentialBuilder().clientId(credentials.getClientId())
+
.tenantId(credentials.getTenantId()).pfxCertificate(
+ new
ByteArrayInputStream(credentials.getCertificateBytes()))
+
.clientCertificatePassword(credentials.getCertificatePassword())
+ .build(), scopes);
+ } else if (msGraphFetcherConfig.getCredentials() instanceof
ClientSecretCredentialsConfig) {
+ ClientSecretCredentialsConfig credentials =
+ (ClientSecretCredentialsConfig)
msGraphFetcherConfig.getCredentials();
+ graphClient = new GraphServiceClient(
+ new
ClientSecretCredentialBuilder().tenantId(credentials.getTenantId())
+ .clientId(credentials.getClientId())
+
.clientSecret(credentials.getClientSecret()).build(), scopes);
+ }
+ }
+
+ @Override
+ public void checkInitialization(InitializableProblemHandler
initializableProblemHandler)
+ throws TikaConfigException {
+ }
+
+ @Override
+ public InputStream fetch(String fetchKey, Metadata metadata) throws
TikaException, IOException {
+ int tries = 0;
+ Exception ex;
+ do {
+ try {
+ long start = System.currentTimeMillis();
+ String[] fetchKeySplit = fetchKey.split(",");
Review Comment:
Download URLs provided for each drive item seem to be unique (we can confirm
this) and they are provided in the MS Graph API response.
Using the URL would prevent this specificity required in crafting a fetch
key. This would simplify the call to the fetcher as well.
Thoughts?
> add microsoft graph fetcher
> ---------------------------
>
> Key: TIKA-4229
> URL: https://issues.apache.org/jira/browse/TIKA-4229
> Project: Tika
> Issue Type: New Feature
> Components: tika-pipes
> Reporter: Nicholas DiPiazza
> Priority: Major
>
> add a tika pipes fetcher capable of fetching files from MS graph api
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