50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
function Invoker( handler ) {
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this.handler = handler;
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}
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Invoker.prototype.invoke = function ( url, http_type, args, callback, form, fire_and_forget ) {
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if ( form ) {
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var form = formContents( getElement( form ) );
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var arg_names = form[ 0 ];
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var arg_values = form[ 1 ];
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} else {
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var arg_names = [];
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var arg_values = [];
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}
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extend( arg_names, keys( args ) );
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extend( arg_values, values( args ) );
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// if there's no handler, simulate an error reaching the server
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if ( !this.handler ) {
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signal( self, "error_message", "There was a problem reaching the server. Please check your network connectivity." );
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return;
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}
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var args = new Array();
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for ( var i in arg_names ) {
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var name = arg_names[ i ];
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var value = arg_values[ i ];
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args[ name ] = value;
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}
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// ask the stub handler for a fake response to the invocation request
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var result = this.handler( url, args );
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if ( fire_and_forget )
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return;
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if ( result.error )
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signal( this, "error_message", result.error );
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if ( callback )
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callback( result );
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if ( result.redirect )
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window.location = result.redirect;
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if ( result.reload )
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window.location.reload();
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}
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