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/*******************************************************************************
* Copyright (c) 2015 Frank Becker and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Frank Becker - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.bugzilla.rest.core;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.util.List;
import java.util.Set;
import org.apache.http.NameValuePair;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.client.methods.HttpRequestBase;
import org.apache.http.entity.StringEntity;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.mylyn.internal.bugzilla.rest.core.response.data.LoginToken;
import org.eclipse.mylyn.internal.bugzilla.rest.core.response.data.PutUpdateResult;
import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
import org.eclipse.mylyn.tasks.core.data.TaskData;
import com.google.common.base.Function;
import com.google.common.base.Joiner;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.TypeAdapter;
import com.google.gson.reflect.TypeToken;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonWriter;
public class BugzillaRestPutUpdateTask extends BugzillaRestAuthenticatedPutRequest<PutUpdateResult> {
private final TaskData taskData;
class OldAttributes {
private final Set<TaskAttribute> oldAttributes;
public OldAttributes(Set<TaskAttribute> oldAttributes) {
super();
this.oldAttributes = oldAttributes;
}
}
OldAttributes oldAttributes;
ImmutableList<String> legalUpdateAttributes = new ImmutableList.Builder<String>()
.add(BugzillaRestTaskSchema.getDefault().PRODUCT.getKey())
.add(BugzillaRestTaskSchema.getDefault().COMPONENT.getKey())
.add(BugzillaRestTaskSchema.getDefault().SUMMARY.getKey())
.add(BugzillaRestTaskSchema.getDefault().VERSION.getKey())
.add(BugzillaRestTaskSchema.getDefault().DESCRIPTION.getKey())
.add(BugzillaRestTaskSchema.getDefault().OS.getKey())
.add(BugzillaRestTaskSchema.getDefault().PLATFORM.getKey())
.add(BugzillaRestTaskSchema.getDefault().PRIORITY.getKey())
.add(BugzillaRestTaskSchema.getDefault().SEVERITY.getKey())
.add(BugzillaRestTaskSchema.getDefault().ALIAS.getKey())
.add(BugzillaRestTaskSchema.getDefault().ASSIGNED_TO.getKey())
.add(BugzillaRestTaskSchema.getDefault().QA_CONTACT.getKey())
.add(TaskAttribute.OPERATION)
.add(BugzillaRestTaskSchema.getDefault().TARGET_MILESTONE.getKey())
.add(BugzillaRestTaskSchema.getDefault().NEW_COMMENT.getKey())
.add("resolutionInput") //$NON-NLS-1$
.add(BugzillaRestTaskSchema.getDefault().RESOLUTION.getKey())
.add(BugzillaRestTaskSchema.getDefault().DUPE_OF.getKey())
.build();
class TaskAttributeTypeAdapter extends TypeAdapter<OldAttributes> {
LoginToken token;
public TaskAttributeTypeAdapter(LoginToken token) {
super();
this.token = token;
}
private final Function<String, String> function = new Function<String, String>() {
@Override
public String apply(String input) {
return BugzillaRestGsonUtil.convertString2GSonString(input);
}
};
@Override
public void write(JsonWriter out, OldAttributes oldValues) throws IOException {
out.beginObject();
out.name("Bugzilla_token").value(token.getToken()); //$NON-NLS-1$
for (TaskAttribute element : oldValues.oldAttributes) {
TaskAttribute taskAttribute = taskData.getRoot().getAttribute(element.getId());
String id = taskAttribute.getId();
String value = BugzillaRestGsonUtil.convertString2GSonString(taskAttribute.getValue());
if ((legalUpdateAttributes.contains(id) || id.startsWith("cf_")) && value != null) { //$NON-NLS-1$
id = BugzillaRestTaskSchema.getFieldNameFromAttributeName(id);
if (id.equals("status")) { //$NON-NLS-1$
if (value != null && value.equals(TaskAttribute.PREFIX_OPERATION + "default")) { //$NON-NLS-1$
continue;
}
if (value.equals("duplicate")) { //$NON-NLS-1$
TaskAttribute res = element.getParentAttribute()
.getAttribute(BugzillaRestTaskSchema.getDefault().RESOLUTION.getKey());
if (!oldAttributes.oldAttributes.contains(res)) {
out.name("resolution").value("DUPLICATE"); //$NON-NLS-1$ //$NON-NLS-2$
} else {
TaskAttribute res1 = taskData.getRoot()
.getAttribute(BugzillaRestTaskSchema.getDefault().RESOLUTION.getKey());
res1.setValue("DUPLICATE"); //$NON-NLS-1$
}
value = "RESOLVED"; //$NON-NLS-1$
}
}
if (taskAttribute.getMetaData().getType() != null
&& taskAttribute.getMetaData().getType().equals(TaskAttribute.TYPE_MULTI_SELECT)) {
Iterable<String> taskIdsTemp = Iterables.transform(taskAttribute.getValues(), function);
Joiner joiner = Joiner.on(",").skipNulls(); //$NON-NLS-1$
value = joiner.join(taskIdsTemp);
}
if (id.equals(BugzillaRestTaskSchema.getDefault().NEW_COMMENT.getKey())) {
out.name("comment").beginObject(); //$NON-NLS-1$
out.name("body").value(value); //$NON-NLS-1$
out.endObject();
continue;
}
out.name(id).value(value);
if (id.equals("description")) { //$NON-NLS-1$
TaskAttribute descriptionpri = taskAttribute
.getAttribute(BugzillaRestTaskSchema.getDefault().COMMENT_ISPRIVATE.getKey());
Boolean descriptionprivalue = (descriptionpri != null)
? (descriptionpri.getValue().equals("1")) //$NON-NLS-1$
: false;
out.name("comment_is_private").value(Boolean.toString(descriptionprivalue)); //$NON-NLS-1$
}
}
}
out.endObject();
}
@Override
public OldAttributes read(JsonReader in) throws IOException {
throw new UnsupportedOperationException(
"TaskAttributeTypeAdapter in BugzillaRestPutUpdateTask only supports write"); //$NON-NLS-1$
}
}
public BugzillaRestPutUpdateTask(BugzillaRestHttpClient client, TaskData taskData,
Set<TaskAttribute> oldAttributes) {
super(client);
this.taskData = taskData;
this.oldAttributes = new OldAttributes(oldAttributes);
}
@Override
protected String getUrlSuffix() {
return "/bug/" + taskData.getTaskId(); //$NON-NLS-1$
}
List<NameValuePair> requestParameters;
@Override
protected String createHttpRequestURL() {
String bugUrl = getUrlSuffix();
return baseUrl() + bugUrl;
}
@Override
protected void addHttpRequestEntities(HttpRequestBase request) throws BugzillaRestException {
super.addHttpRequestEntities(request);
LoginToken token = ((BugzillaRestHttpClient) getClient()).getLoginToken();
try {
Gson gson = new GsonBuilder().registerTypeAdapter(OldAttributes.class, new TaskAttributeTypeAdapter(token))
.create();
StringEntity requestEntity = new StringEntity(gson.toJson(oldAttributes));
((HttpPut) request).setEntity(requestEntity);
} catch (UnsupportedEncodingException e) {
com.google.common.base.Throwables.propagate(new CoreException(
new Status(IStatus.ERROR, BugzillaRestCore.ID_PLUGIN, "Can not build HttpRequest", e))); //$NON-NLS-1$
}
}
public static String convert(String str) {
str = str.replace("\"", "\\\"").replace("\n", "\\\n"); //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$//$NON-NLS-4$
StringBuffer ostr = new StringBuffer();
for (int i = 0; i < str.length(); i++) {
char ch = str.charAt(i);
if ((ch >= 0x0020) && (ch <= 0x007e)) {
ostr.append(ch);
} else {
ostr.append("\\u"); //$NON-NLS-1$
String hex = Integer.toHexString(str.charAt(i) & 0xFFFF);
for (int j = 0; j < 4 - hex.length(); j++) {
ostr.append("0"); //$NON-NLS-1$
}
ostr.append(hex.toLowerCase());
}
}
return (new String(ostr));
}
@Override
protected PutUpdateResult parseFromJson(InputStreamReader in) {
TypeToken<PutUpdateResult> type = new TypeToken<PutUpdateResult>() {
};
return new Gson().fromJson(in, type.getType());
}
}
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