diff PalanthirExplorer/libs/jqm.page.params.js @ 45:33d67e1ab173

r
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 05 Sep 2012 13:24:59 +0200
parents PalantirExplorer/libs/jqm.page.params.js@3959d33612cc
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PalanthirExplorer/libs/jqm.page.params.js	Wed Sep 05 13:24:59 2012 +0200
@@ -0,0 +1,111 @@
+// jqm.page.params.js - version 0.1
+// Copyright (c) 2011, Kin Blas
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above copyright
+//       notice, this list of conditions and the following disclaimer in the
+//       documentation and/or other materials provided with the distribution.
+//     * Neither the name of the <organization> nor the
+//       names of its contributors may be used to endorse or promote products
+//       derived from this software without specific prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+(function( $, window, undefined ) {
+
+// Given a query string, convert all the name/value pairs
+// into a property/value object. If a name appears more than
+// once in a query string, the value is automatically turned
+// into an array.
+function queryStringToObject( qstr )
+{
+	var result = {},
+		nvPairs = ( ( qstr || "" ).replace( /^\?/, "" ).split( /&/ ) ),
+		i, pair, n, v;
+
+	for ( i = 0; i < nvPairs.length; i++ ) {
+		var pstr = nvPairs[ i ];
+		if ( pstr ) {
+			pair = pstr.split( /=/ );
+			n = pair[ 0 ];
+			v = pair[ 1 ];
+			if ( result[ n ] === undefined ) {
+				result[ n ] = v;
+			} else {
+				if ( typeof result[ n ] !== "object" ) {
+					result[ n ] = [ result[ n ] ];
+				}
+				result[ n ].push( v );
+			}
+		}
+	}
+
+	return result;
+}
+
+// The idea here is to listen for any pagebeforechange notifications from
+// jQuery Mobile, and then muck with the toPage and options so that query
+// params can be passed to embedded/internal pages. So for example, if a
+// changePage() request for a URL like:
+//
+//    http://mycompany.com/myapp/#page-1?foo=1&bar=2
+//
+// is made, the page that will actually get shown is:
+//
+//    http://mycompany.com/myapp/#page-1
+//
+// The browser's location will still be updated to show the original URL.
+// The query params for the embedded page are also added as a property/value
+// object on the options object. You can access it from your page notifications
+// via data.options.pageData.
+$( document ).bind( "pagebeforechange", function( e, data ) {
+
+	// We only want to handle the case where we are being asked
+	// to go to a page by URL, and only if that URL is referring
+	// to an internal page by id.
+
+	if ( typeof data.toPage === "string" ) {
+		var u = $.mobile.path.parseUrl( data.toPage );
+		if ( $.mobile.path.isEmbeddedPage( u ) ) {
+			// The request is for an internal page, if the hash
+			// contains query (search) params, strip them off the
+			// toPage URL and then set options.dataUrl appropriately
+			// so the location.hash shows the originally requested URL
+			// that hash the query params in the hash.
+
+			var u2 = $.mobile.path.parseUrl( u.hash.replace( /^#/, "" ) );
+			if ( u2.search ) {
+				if ( !data.options.dataUrl ) {
+					data.options.dataUrl = data.toPage;
+				}
+				data.options.pageData = queryStringToObject( u2.search );
+				data.toPage = u.hrefNoHash + "#" + u2.pathname;
+			}
+		}
+	}
+});
+
+})( jQuery, window );
+
+
+
+
+// http://stackoverflow.com/a/8295488
+$(document).bind("pagebeforechange", function( event, data ) {
+    $.mobile.pageData = (data && data.options && data.options.pageData)
+    ? data.options.pageData
+    : {};
+});