Hi Dirk,
I'm sure it'll take me awhile to figure this out, but thanks very much for
the pointers -- exactly what I was looking for!
Cheers,
Ichiro
On Fri, Jan 31, 2014 at 11:11 AM, Dirk Frederickx <dirk.frederi...@gmail.com
> wrote:
> Hi Ichiro,
>
> Here are a few quick pointers, hope it can help your investigation.
>
> The jsonrpc invocation javascript is located in jspwiki-common.js, around
> line 400+
> {{{
> $jsonid : 10000,
> jsonrpc: function(method, params, fn) {
> new Ajax( Wiki.JsonUrl, {
> postBody: Json.toString({"id":Wiki.$jsonid++, "method":method,
> "params":params}),
> method: 'post',
> onComplete: function(result){
> var r = Json.evaluate(result,true);
> if(r){
> if(r.result){ fn(r.result) }
> else if(r.error){ fn(r.error) }
> }
> }
> }).request();
> }
> }}}
>
> In this snippet, the *Wiki.JsonUrl* is retrieved from this snippet in
> /template/default/commonheader.jsp
> {{{
> <meta name="wikiJsonUrl" content='<%=
> WikiContext.findContext(pageContext).getURL( WikiContext.NONE, "JSON-RPC"
> ) %>' /><%--unusual pagename--%>
> }}}
> The JSON-parameters consist of a unique-id for each invocation, a method
> directing to the server RPC java classes, and the method parameters. On
> reception of the response, the resulting JSON is decoded, an the "result"
> part is returned.
>
>
>
> You can find a few examples how to invoke the jsonrpc AJAX interface.
> EG. the implementation of the 'quick- navigation' dropdown is based on
> json-rpc.
>
> Around line 900+ in jspwiki-common.js, you can find following snippet:
> {{{
> Wiki.jsonrpc('search.findPages', [qv,20], function(result){
> $('searchSpin').hide();
> if(!result.list) return;
> var frag = new Element('ul');
>
> result.list.each(function(el){
> new Element('li').adopt(
> new Element('a',{'href':Wiki.getUrl(el.map.page) }).setHTML(el.map.page),
> new Element('span',{'class':'small'}).setHTML(" ("+el.map.score+")")
> ).inject(frag);
> });
> $('searchOutput').empty().adopt(frag);
> Wiki.locatemenu( $('query'), $('searchboxMenu') );
> });
> }}}
>
> The corresponding server-side code is located in SearchManager.java.
>
> EXAMPLE of the RPC request message, looking for the string "test": (check
> out your browser's NETWORK console)
> {{{
>
> 1. {"id":10000,"method":"search.findPages","params":["test",20]}:
>
> }}}
>
> EXAMPLE of the RPC response message:
> {{{
>
> {"id":10000,"result":{"javaClass":"java.util.ArrayList","list":[{"map":{"page":"InsertPageTest","score":110},"javaClass":"java.util.HashMap"},{"map":{"page":"InsertPageTestSections","score":96},"javaClass":"java.util.HashMap"},{"map":{"page":"InsertPageTest_WithUnderscore","score":82},"javaClass":"java.util.HashMap"},{"map":{"page":"WikiEventListener","score":10},"javaClass":"java.util.HashMap"},{"map":{"page":"CSSInWikipages","score":10},"javaClass":"java.util.HashMap"},{"map":{"page":"SearchResultIteratorTag","score":10},"javaClass":"java.util.HashMap"},{"map":{"page":"IfPlugin","score":10},"javaClass":"java.util.HashMap"},{"map":{"page":"SearchPageHelp","score":8},"javaClass":"java.util.HashMap"},{"map":{"page":"WikiGardener","score":8},"javaClass":"java.util.HashMap"},{"map":{"page":"Wiki.Admin.Security","score":3},"javaClass":"java.util.HashMap"},{"map":{"page":"PhotoCollectionPlugin","score":3},"javaClass":"java.util.HashMap"},{"map":{"page":"Configuration","score":3},"javaClass":"java.util.HashMap"}]}}
>
> }}}
>
> Another example is the implementation of the progress bar for the upload of
> attachements.
> - javascript/client part : in JSPWiki-common.js around line 380+
> - java/server part : ProgressManager.java
>
>
> I assume by looking at both parts of the interface, you should be able to
> understand the puzzle.
>
>
>
> good luck
> dirk
>
>
>
>
> On Thu, Jan 30, 2014 at 9:56 PM, Ichiro Furusato
> <ichiro.furus...@gmail.com>wrote:
>
> > Hi,
> >
> > I'm digging into an AJAX-related project that in theory should be using
> > the org.apache.wiki.rpc.json.JSONRPCManager to register the callback
> > used in JavaScript (i.e., via requestJSON(WikiContext)).
> >
> > This obviously is working as the search popup uses it, but the existing
> > code seems broken. The JSONRPCManager spits out the following bit
> > of JavaScript:
> >
> > "jsonrpc = new JSONRpcClient(\"" + jsonurl + "\");");
> >
> > In my tests using a subclass of the RPCSamplePlugin, the above code
> > flags two errors in Firebug, namely that the 'jsonrpc' variable hasn't
> > been declared, and the JSONRpcClient class doesn't seem to exist
> > anywhere in the JSPWiki code (nor can I find it in a JS library).
> >
> > Could someone point me to any documentation or examples of how to
> > use the RPCSamplePlugin, as this doesn't seem to exist on even the
> > old ecyrd site. Is this broken legacy code or am I just being daft and
> > can't find something obvious?
> >
> > If I can manage to get an example of a JSON-RPC WikiPlugin going
> > we'll share that code as part of our plugin package, which would help
> > other developers do JSPWiki+AJAX work.
> >
> > Thanks for any assistance,
> >
> > Ichiro
> >
>
