Re: [Flickr APIs] Re: xmlhttprequest help

Well ... rock on.

I was hoping that someone would do that :)

On Fri, 27 Aug 2004 07:57:04 -0300, Fabricio Zuardi 
<fabricio-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx> wrote:
> Yes Stewart, I understand the problems of using api calls for this
> type of things, my intention with this tests is not to provide some
> cut'n paste javascript for blogs, the final goal is really a XUL
> extension/app, I am just trying to understand better how the things
> works first, so I can explore better the possibilities later.
> 
> []s
> 
> On Fri, 27 Aug 2004 03:49:06 -0700, Stewart Butterfield
> 
> 
> <stewart.butterfield-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx> wrote:
> > For the record, this worked in firefox for me as well (after
> > about:config'ing the noted param to 'true').
> >
> > I'm a little nervous about things like this and our poor servers -
> > perhaps a guideline along the lines of:
> >
> > '' FlickrAPI applications which load and display data unprompted
> > (i.e., things which get included on people's web pages and
> > automatically run) should only load as much as they need in order to
> > be interesting (and can load more if interacted with, or on the user's
> > request).''
> >
> > If it is something that someone is deliberately choosing to see, like
> > say the rainbow drawing widget in processing, then load is less of an
> > issue (since people will do that less often, no matter how cool it
> > is).
> >
> > But if a few dozen high-traffic blogs are loading a few dozen images
> > based on a bunch of API calls every time one of their pages loads,
> > even if the readers don't even see the stuff (i.e., it is below the
> > fold) then ... that's not such a great thing.
> >
> > We should try to formalize that at some point in the future :)
> >
> > (Fabricio - that was a tangent - I definitely don't want to discourage
> > you and I think what you're doing is fine. I'd also be really curious
> > to see how far people could go with a XUL-based flickr image browser
> > ....)
> >
> >
> > On Fri, 27 Aug 2004 05:02:32 -0300, Fabricio Zuardi 
> > <fabricio-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx> wrote:
> > > Ok, today I talked with a Mozilla developer friend (Marcio Galli), and
> > > we came up with a version of the Flickr Badge for Sets using
> > > xmlhttprequest, that runs on Mozilla and IE locally, and also on
> > > Mozilla(with some modifications) when online...
> > >
> > > http://www.mamata.com.br/flickrtests/badgetest.html
> > >
> > > The problem is that the user has to:
> > >
> > > 1- modify the signed.applets.codebase_principal_support preference of
> > > the browser to true (via about:config)
> > > 1- see 2 popups asking permission
> > >
> > > There is another way to do this in Mozilla using SOAP, but probably
> > > I'll have to ask for the Flickr guys to add my domain to the
> > > web-scripts-access.xml file, as I did with the crossdomain.xml
> > > file(for flash). I am planning to work on a demo using this type of
> > > communication Moz-Flickr next week. Meanwhile, there is this usefull
> > > url http://www.mozilla.org/projects/webservices/ wich contains many
> > > information if someone wants to do something in this area.
> > >
> > > I am guessing that probably I will need a WSDL file also, but maybe I'm 
> > > wrong...
> > >
> > > []s
> > >
> > >
> > >
> > >
> > > On Mon, 23 Aug 2004 05:56:42 -0300, Fabricio Zuardi 
> > > <fabricio-Re5JQEeQqe8AvxtiuMwx3w@xxxxxxxxxxxxxxxx> wrote:
> > > > Hi,
> > > >
> > > > I am a happy flickr user and hobbyist enthusiast developer, a newbie
> > > > starting to play with Flickr API. I am using this XML HTTPRequest
> > > > tutorial as a starting point:
> > > > http://developer.apple.com/internet/webcontent/xmlhttpreq.html
> > > >
> > > > I have made a simple javascript test app that calls
> > > > flickr.photosets.getPhotos to generate an html code with all
> > > > thumbnails from a set. The code is below:
> > > >
> > > > -----------------
> > > > var url = 
> > > > "http://www.flickr.com/services/rest/?method=flickr.photosets.getPhotos";
> > > > var user_id = "49503114626@N01"
> > > > var photoset_id = "3913"
> > > > var api_key = "72fadaff0fad605613c6caeb8a09f85d"
> > > > var params = "&api_key="+api_key+"&photoset_id="+photoset_id
> > > > var req;
> > > >
> > > > function loadXMLDoc(url) {
> > > >     // branch for native XMLHttpRequest object
> > > >     if (window.XMLHttpRequest) {
> > > >         req = new XMLHttpRequest();
> > > >         req.onreadystatechange = processReqChange;
> > > >         
> > > > netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead");
> > > >         req.open("GET", url, true);
> > > >         req.send(null);
> > > >     // branch for IE/Windows ActiveX version
> > > >     } else if (window.ActiveXObject) {
> > > >         req = new ActiveXObject("Microsoft.XMLHTTP");
> > > >         if (req) {
> > > >             req.onreadystatechange = processReqChange;
> > > >             req.open("GET", url, true);
> > > >             req.send();
> > > >         }
> > > >     }
> > > > }
> > > >
> > > > function processReqChange() {
> > > >     // only if req shows "loaded"
> > > >     if (req.readyState == 4) {
> > > >         // only if "OK"
> > > >         if (req.status == 200) {
> > > >                         var xmlResponse = req.responseXML;
> > > >                         if(xmlResponse.documentElement){
> > > >                                 var idphotos = []
> > > >                                 var photoset = 
> > > > xmlResponse.documentElement.firstChild //photoset
> > > >                                 for(var photo = 
> > > > photoset.firstChild;photo!=null; photo = photo.nextSibling){
> > > >                                         
> > > > idphotos.push(photo.getAttribute("id"))
> > > >                                 }
> > > >                                 printPhotos(idphotos)
> > > >                         }else{
> > > >                                 alert("error")
> > > >                         }
> > > >         } else {
> > > >             alert("There was a problem retrieving the XML data:\n" +
> > > >                 req.statusText);
> > > >         }
> > > >     }
> > > > }
> > > > function printPhotos(ids){
> > > >         var str = ""
> > > >         for (var i=0; i<ids.length;i++){
> > > >                 str +="<a 
> > > > href='http://www.flickr.com/photo.gne?id="+ids[i]+";'><img
> > > > src='http://www.flickr.com/photos/"+ids[i]+"_"+user_id+"_s.jpg'
> > > > /></a>"
> > > >         }
> > > >         document.write(str)
> > > > }
> > > > loadXMLDoc(url+params)
> > > > -----------------
> > > >
> > > > It works fine if I run it locally on IE, but on Firefox I receive the
> > > > follow error:
> > > >
> > > > Error: [Exception... "'Permission denied to get property
> > > > XMLDocument.documentElement' when calling method:
> > > > [nsIOnReadystatechangeHandler::handleEvent]"  nsresult: "0x8057001e
> > > > (NS_ERROR_XPC_JS_THREW_STRING)"  location: "<unknown>"  data: no]
> > > >
> > > > Anyone knows what could be wrong, or some other way to make it?
> > > >
> > > > PS: I dont have one API Key yet, I had requested one by email but
> > > > meanwhile I am using a borrowed one from the flickr demo pages :(
> > > >
> > > > --
> > > > Fabricio C Zuardi
> > > > http://idomyownstunts.blogspot.com
> > > >
> > >
> > > --
> > > Fabricio C Zuardi
> > > http://idomyownstunts.blogspot.com
> > > _______________________________________________
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> > >
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> >
> 
> --
> Fabricio C Zuardi
> http://idomyownstunts.blogspot.com
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