add option to delete posts

[FND]

users should be able to delete individual status messages in order to avoid Weiner incidents

[aheusingfeld]

If you don't mind, I'll use this task to get a little familiar with Clojure.

[stilkov]

Please do.

[aheusingfeld]

Current status:

Open question: What shall be done in case the post is part of a conversation?
Currently it's deleted nevertheless, leaving the data in an inconsistent state which leads to an Exception if the conversation is requested:

java.lang.IndexOutOfBoundsException
RT.java:784 clojure.lang.RT.nthFrom
RT.java:753 clojure.lang.RT.nth
utils.clj:52    clj-stacktrace.utils/quartile1
utils.clj:69    clj-stacktrace.utils/fence
repl.clj:98 clj-stacktrace.repl/find-source-width
repl.clj:107    clj-stacktrace.repl/pst-on
repl.clj:123    clj-stacktrace.repl/pst-str
RestFn.java:408 clojure.lang.RestFn.invoke
stacktrace.clj:17   ring.middleware.stacktrace/wrap-stacktrace-log[fn]
stacktrace.clj:79   ring.middleware.stacktrace/wrap-stacktrace-web[fn]
reload.clj:18   ring.middleware.reload/wrap-reload[fn]
jetty.clj:18    ring.adapter.jetty/proxy-handler[fn]
(Unknown Source)    ring.adapter.jetty.proxy$org.eclipse.jetty.server.handler.AbstractHandler$0.handle
HandlerWrapper.java:111 org.eclipse.jetty.server.handler.HandlerWrapper.handle
Server.java:349 org.eclipse.jetty.server.Server.handle
AbstractHttpConnection.java:452 org.eclipse.jetty.server.AbstractHttpConnection.handleRequest
AbstractHttpConnection.java:884 org.eclipse.jetty.server.AbstractHttpConnection.headerComplete
AbstractHttpConnection.java:938 org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete
HttpParser.java:634 org.eclipse.jetty.http.HttpParser.parseNext
HttpParser.java:230 org.eclipse.jetty.http.HttpParser.parseAvailable
AsyncHttpConnection.java:76 org.eclipse.jetty.server.AsyncHttpConnection.handle
SelectChannelEndPoint.java:609  org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle
SelectChannelEndPoint.java:45   org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run
QueuedThreadPool.java:599   org.eclipse.jetty.util.thread.QueuedThreadPool.runJob
QueuedThreadPool.java:534   org.eclipse.jetty.util.thread.QueuedThreadPool$3.run
Thread.java:724 java.lang.Thread.run

[stilkov]

I suggest to keep things easy and disallow deletion for posts with replies.

[aheusingfeld]

+1