234 lines
8.9 KiB
Java
234 lines
8.9 KiB
Java
package org.gcube.portal.social.networking.ws.methods.v2;
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import java.util.Date;
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import java.util.List;
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import java.util.UUID;
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import javax.validation.Valid;
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import javax.validation.ValidationException;
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import javax.validation.constraints.Min;
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import javax.validation.constraints.NotNull;
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import javax.ws.rs.Consumes;
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import javax.ws.rs.GET;
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import javax.ws.rs.POST;
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import javax.ws.rs.Path;
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import javax.ws.rs.Produces;
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import javax.ws.rs.QueryParam;
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import javax.ws.rs.core.MediaType;
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import javax.ws.rs.core.Response;
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import javax.ws.rs.core.Response.Status;
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import org.gcube.common.authorization.library.provider.AuthorizationProvider;
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import org.gcube.common.authorization.library.utils.Caller;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.portal.databook.shared.Comment;
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import org.gcube.portal.databook.shared.Feed;
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import org.gcube.portal.databook.shared.ex.FeedIDNotFoundException;
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import org.gcube.portal.social.networking.liferay.ws.UserManagerWSBuilder;
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import org.gcube.portal.social.networking.ws.inputs.CommentInputBean;
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import org.gcube.portal.social.networking.ws.inputs.PostInputBean;
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import org.gcube.portal.social.networking.ws.outputs.ResponseBean;
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import org.gcube.portal.social.networking.ws.utils.CassandraConnection;
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import org.gcube.portal.social.networking.ws.utils.ErrorMessages;
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import org.gcube.portal.social.networking.ws.utils.Filters;
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import org.gcube.portal.social.networking.ws.utils.SocialUtils;
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import org.gcube.socialnetworking.socialtoken.SocialMessageParser;
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import org.gcube.vomanagement.usermanagement.UserManager;
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import org.gcube.vomanagement.usermanagement.model.GCubeUser;
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import org.slf4j.LoggerFactory;
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import com.liferay.portlet.journal.FeedIdException;
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import com.webcohesion.enunciate.metadata.rs.RequestHeader;
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import com.webcohesion.enunciate.metadata.rs.RequestHeaders;
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import com.webcohesion.enunciate.metadata.rs.ResponseCode;
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import com.webcohesion.enunciate.metadata.rs.StatusCodes;
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/**
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* REST interface for the social networking library (comments).
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* @author Ahmed Ibrahim ISTI-CNR
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*/
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@Path("2/comments")
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@RequestHeaders ({
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@RequestHeader( name = "Authorization", description = "Bearer token, see https://dev.d4science.org/how-to-access-resources"),
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@RequestHeader( name = "Content-Type", description = "application/json")
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})
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public class Comments {
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// Logger
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private static final org.slf4j.Logger logger = LoggerFactory.getLogger(Comments.class);
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/*
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* Retrieve the list of comments belonging to the post id (key) of the token in the related context
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* @param key the key as in the POST JSON representation
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* @pathExample /get-comments-by-post-id?key=9ea137e9-6606-45ff-a1a2-94d4e8760583
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* @return the list of comments belonging to the post identified by the key in the context identified by the token
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*/
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@GET
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@Produces(MediaType.APPLICATION_JSON)
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@Path("get-comments-by-post-id")
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@StatusCodes ({
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@ResponseCode ( code = 200, condition = "The list of comments is put into the 'result' field"),
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@ResponseCode ( code = 500, condition = ErrorMessages.ERROR_IN_API_RESULT)
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})
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public Response getAllCommentsByPostId(
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@NotNull
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@QueryParam("key")
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String key) {
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ResponseBean responseBean = new ResponseBean();
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Status status = Status.OK;
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Caller caller = AuthorizationProvider.instance.get();
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String context = ScopeProvider.instance.get();
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String username = caller.getClient().getId();
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List<Comment> comments = null;
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try{
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logger.info("Retrieving comments for user id " + username);
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comments = CassandraConnection.getInstance().getDatabookStore().getAllCommentByPost(key);
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Filters.filterCommentsPerContext(comments, context);
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responseBean.setResult(comments);
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responseBean.setSuccess(true);
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}catch(Exception e){
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logger.error("Unable to retrieve such comments.", e);
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responseBean.setMessage(e.getMessage());
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responseBean.setSuccess(false);
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status = Status.INTERNAL_SERVER_ERROR;
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}
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return Response.status(status).entity(responseBean).build();
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}
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/*
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* Retrieve the list of comments belonging to the owner of the token in the related context
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* @return the list of comments belonging to the owner of the token in the related context.
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*/
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@GET
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@Produces(MediaType.APPLICATION_JSON)
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@Path("get-comments-user")
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@StatusCodes ({
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@ResponseCode ( code = 200, condition = "The list of comments is put into the 'result' field"),
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@ResponseCode ( code = 500, condition = ErrorMessages.ERROR_IN_API_RESULT)
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})
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public Response getCommentsUser() {
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ResponseBean responseBean = new ResponseBean();
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Status status = Status.OK;
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Caller caller = AuthorizationProvider.instance.get();
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String context = ScopeProvider.instance.get();
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String username = caller.getClient().getId();
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List<Comment> comments = null;
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try{
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logger.info("Retrieving comments for user id " + username);
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comments = CassandraConnection.getInstance().getDatabookStore().getRecentCommentsByUserAndDate(username, 0);
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Filters.filterCommentsPerContext(comments, context);
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responseBean.setResult(comments);
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responseBean.setSuccess(true);
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}catch(Exception e){
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logger.error("Unable to retrieve such comments.", e);
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responseBean.setMessage(e.getMessage());
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responseBean.setSuccess(false);
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status = Status.INTERNAL_SERVER_ERROR;
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}
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return Response.status(status).entity(responseBean).build();
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}
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/*
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* Retrieve comments of the token owner in the context bound to the token itself and filter them by date
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*/
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@GET
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@Produces(MediaType.APPLICATION_JSON)
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@Path("get-comments-user-by-time")
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public Response getCommentsUserByTime(
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@QueryParam("time")
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@Min(value = 0, message="time cannot be negative")
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long timeInMillis
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) throws ValidationException{
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ResponseBean responseBean = new ResponseBean();
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Status status = Status.OK;
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Caller caller = AuthorizationProvider.instance.get();
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String context = ScopeProvider.instance.get();
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String username = caller.getClient().getId();
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List<Comment> comments = null;
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try{
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logger.info("Retrieving comments for user id " + username);
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comments = CassandraConnection.getInstance().getDatabookStore().getRecentCommentsByUserAndDate(username, timeInMillis);
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Filters.filterCommentsPerContext(comments, context);
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responseBean.setResult(comments);
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responseBean.setMessage("");
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responseBean.setSuccess(true);
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}catch(Exception e){
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logger.error("Unable to retrieve such comments.", e);
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responseBean.setMessage(e.getMessage());
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responseBean.setSuccess(false);
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status = Status.INTERNAL_SERVER_ERROR;
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}
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return Response.status(status).entity(responseBean).build();
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}
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/**
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* Create a new comment to a post having as owner the auth token's owner
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* @param comment The CommentInputBean object
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* @return
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* @throws ValidationException
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*/
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@POST
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@Path("comment-post")
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@Consumes(MediaType.APPLICATION_JSON)
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@Produces(MediaType.APPLICATION_JSON)
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@StatusCodes ({
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@ResponseCode ( code = 201, condition = "Successfull created, the new comment is reported in the 'result' field of the returned object"),
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@ResponseCode ( code = 500, condition = ErrorMessages.ERROR_IN_API_RESULT)
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})
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public Response writeComment(
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@NotNull(message="Comment to write is missing")
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@Valid
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CommentInputBean comment) throws ValidationException {
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Caller caller = AuthorizationProvider.instance.get();
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String username = caller.getClient().getId();
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logger.debug("Request of writing a comment coming from user " + username);
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String context = ScopeProvider.instance.get();
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ResponseBean responseBean = new ResponseBean();
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Status status = Status.OK;
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try {
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String postId = comment.getPostid();
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String commentText = comment.getText();
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String userid = username;
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Date time = new Date();
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String postOwnerId = CassandraConnection.getInstance().getDatabookStore().readPost(postId).getEntityId();
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Comment theComment = SocialUtils.commentPost(userid, time, postId, commentText, postOwnerId, context);
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if (theComment != null)
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logger.info("Added comment " + theComment.toString());
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else {
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logger.error("Unable to write comment");
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responseBean.setMessage("Unable to write comment, something went wrong please see server log");
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responseBean.setSuccess(false);
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status = Status.INTERNAL_SERVER_ERROR;
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return Response.status(status).entity(responseBean).build();
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}
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responseBean.setResult(theComment);
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responseBean.setSuccess(true);
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return Response.status(status).entity(responseBean).build();
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} catch(FeedIDNotFoundException ex) {
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logger.error("Unable to find a post comment", ex);
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responseBean.setMessage("Could not reach the DB to write the comment, something went wrong");
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responseBean.setSuccess(false);
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status = Status.INTERNAL_SERVER_ERROR;
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return Response.status(status).entity(responseBean).build();
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}
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catch(Exception e) {
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logger.error("Unable to write comment", e);
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responseBean.setMessage("Could not reach the DB to write the comment, something went wrong");
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responseBean.setSuccess(false);
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status = Status.INTERNAL_SERVER_ERROR;
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return Response.status(status).entity(responseBean).build();
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}
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}
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}
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