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Get and set any http headers submitted when using Add Column by Fetching URLs

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This commit is contained in:
Owen Stephens 2018-01-12 14:15:30 +00:00
parent 4fb1867980
commit 7464e83766
2 changed files with 42 additions and 12 deletions
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6
main/src/com/google/refine/commands/column/AddColumnByFetchingURLsCommand.java
View File

@ -36,6 +36,8 @@ package com.google.refine.commands.column;
import javax.servlet.http.HttpServletRequest;
import org.json.JSONObject;
import org.json.JSONArray;
import java.util.Enumeration;
import com.google.refine.commands.EngineDependentCommand;
import com.google.refine.model.AbstractOperation;
@ -55,6 +57,7 @@ public class AddColumnByFetchingURLsCommand extends EngineDependentCommand {
int delay = Integer.parseInt(request.getParameter("delay"));
String onError = request.getParameter("onError");
boolean cacheResponses = Boolean.parseBoolean(request.getParameter("cacheResponses"));
JSONArray httpHeadersJson = new JSONArray(request.getParameter("httpHeaders"));
return new ColumnAdditionByFetchingURLsOperation(
engineConfig,
@ -64,7 +67,8 @@ public class AddColumnByFetchingURLsCommand extends EngineDependentCommand {
newColumnName,
columnInsertIndex,
delay,
cacheResponses
cacheResponses,
httpHeadersJson
);
}

34
main/src/com/google/refine/operations/column/ColumnAdditionByFetchingURLsOperation.java
View File

@ -42,12 +42,15 @@ import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.HashMap;
import java.util.Properties;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.ExecutionException;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONArray;
import org.json.JSONWriter;
import com.google.refine.browsing.Engine;
@ -66,6 +69,8 @@ import com.google.refine.model.Project;
import com.google.refine.model.Row;
import com.google.refine.model.changes.CellAtRow;
import com.google.refine.model.changes.ColumnAdditionChange;
import com.google.refine.commands.HttpHeadersSupport;
import com.google.refine.commands.HttpHeadersSupport.HttpHeaderInfo;
import com.google.refine.operations.EngineDependentOperation;
import com.google.refine.operations.OnError;
import com.google.refine.operations.OperationRegistry;
@ -77,6 +82,7 @@ import com.google.common.cache.CacheBuilder;
import com.google.common.cache.LoadingCache;
import com.google.common.cache.CacheLoader;
public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperation {
final protected String _baseColumnName;
final protected String _urlExpression;
@ -86,6 +92,7 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
final protected int _columnInsertIndex;
final protected int _delay;
final protected boolean _cacheResponses;
final protected JSONArray _httpHeadersJson;
static public AbstractOperation reconstruct(Project project, JSONObject obj) throws Exception {
JSONObject engineConfig = obj.getJSONObject("engineConfig");
@ -98,7 +105,8 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
obj.getString("newColumnName"),
obj.getInt("columnInsertIndex"),
obj.getInt("delay"),
obj.optBoolean("cacheResponses", false) // false for retro-compatibility
obj.optBoolean("cacheResponses", false), // false for retro-compatibility
obj.optJSONArray("httpHeadersJson") // will be null if it doesn't exist for retro-compatibility
);
}
@ -110,7 +118,8 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
String newColumnName,
int columnInsertIndex,
int delay,
boolean cacheResponses
boolean cacheResponses,
JSONArray httpHeadersJson
) {
super(engineConfig);
@ -123,6 +132,7 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
_delay = delay;
_cacheResponses = cacheResponses;
_httpHeadersJson = httpHeadersJson;
}
@Override
@ -140,6 +150,7 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
writer.key("onError"); writer.value(TextTransformOperation.onErrorToString(_onError));
writer.key("delay"); writer.value(_delay);
writer.key("cacheResponses"); writer.value(_cacheResponses);
writer.key("httpHeadersJson"); writer.value(_httpHeadersJson);
writer.endObject();
}
@ -171,7 +182,8 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
engine,
eval,
getBriefDescription(null),
_cacheResponses
_cacheResponses,
_httpHeadersJson
);
}
@ -188,7 +200,8 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
Engine engine,
Evaluable eval,
String description,
boolean cacheResponses
boolean cacheResponses,
JSONArray httpHeadersJson
) throws JSONException {
super(description);
_project = project;
@ -324,6 +337,19 @@ public class ColumnAdditionByFetchingURLsOperation extends EngineDependentOperat
try {
URLConnection urlConnection = url.openConnection();
if (_httpHeadersJson != null) {
Map<String, String> httpHeaders = new HashMap<>();
for (int i = 0; i < _httpHeadersJson.length(); i++) {
String headerLabel = _httpHeadersJson.getJSONObject(i).getString("name");
String headerValue = _httpHeadersJson.getJSONObject(i).getString("value");
httpHeaders.put(headerLabel, headerValue);
}
for (String headerLabel : HttpHeadersSupport.getHttpHeaderLabels()) {
HttpHeaderInfo info = HttpHeadersSupport.getHttpHeaderInfo(headerLabel);
urlConnection.setRequestProperty(info.header, httpHeaders.get(headerLabel));
}
}
// urlConnection.setRequestProperty(_headerKey, _headerValue);
try {