>________________________________ > From: Michael Van Canneyt <mich...@freepascal.org> >To: Leonardo M. Ramé <martinr...@yahoo.com>; FPC developers' list ><fpc-devel@lists.freepascal.org> >Sent: Sunday, March 9, 2014 6:22 AM >Subject: Re: [fpc-devel] fpHttpClient heartbeat > > > > >On Sat, 8 Mar 2014, Leonardo M. Ramé wrote: > >> >> >> From: Michael Van Canneyt <mich...@freepascal.org> >>> To: FPC developers' list <fpc-devel@lists.freepascal.org> >>> Sent: Saturday, March 8, 2014 2:42 PM >>> Subject: Re: [fpc-devel] fpHttpClient heartbeat >>> >>> >>> On Sat, 8 Mar 2014, Leonardo M. Ramé wrote: >>> >>>> Hi, does anyone know if fpHttpClient has something similar to the >>>> HeartBeat option of Synapse?, this feature is useful for >>>> implementing download progress bars, for example. >>> >>> It has an onprogress event, this is implemented in trunk. >>> >>> Michael. >>> >>> >> >> Sorry Michael, I cannot find that event, is in >> packages/fcl-web/src/base/fphttpclient.pp ?. > >My apologies, I wrote from memory. > >Less than a month ago I implemented: > > Property AllowRedirect : Boolean Read FAllowRedirect Write FAllowRedirect; > // Maximum number of redirects. When this number is reached, an exception >is raised. > Property MaxRedirects : Byte Read FMaxRedirects Write FMaxRedirects >default DefMaxRedirects; > // Called On redirect. Dest URL can be edited. > // If The DEST url is empty on return, the method is aborted (with >redirect status). > Property OnRedirect : TRedirectEvent Read FOnRedirect Write FOnRedirect; > // Authentication. > // When set, they override the credentials found in the URI. > // They also override any Authenticate: header in Requestheaders. > Property UserName : String Read FUserName Write FUserName; > Property Password : String Read FPassword Write FPassword; > // If a request returns a 401, then the OnPassword event is fired. > // It can modify the username/password and set RepeatRequest to true; > Property OnPassword : TPasswordEvent Read FOnPassword Write FOnPassword; > // Called whenever data is read from the connection. > Property OnDataReceived : TDataEvent Read FOnDataReceived Write >FOnDataReceived; > // Called when headers have been processed. > Property OnHeaders : TNotifyEvent Read FOnHeaders Write FOnHeaders; > > >OnDataReceived and OnHeaders is probably what you are looking for. Sorry for >the fuzzyness. > > >Michael. > > Hi Michael, I noted you created the httpget.pas demo on fcl-web/examples/httpclient, that's exactly what I'm looking for.
One little addition to the example can be exception handling, I noted there's an EHTTPClient exception raised when an error response is received (404, 500, etc). Leonardo M. Ramé http://leonardorame.blogspot.com _______________________________________________ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
