base-map.inc.php

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<?
abstract class BaseMap extends MyModule
{
    function getPagesXml()
    {
        $xml = parent::getPagesXml();

        $xml .= <<<XML
            <page name="lookup">
                <param name="location" required="true"/>
            </page>
            <page name="mapjs"/>
XML;
        return $xml;
    }

    function initMainPage()
    {
        $this->needsJs("http://maps.google.com/maps?file=api&v=2&key=" . Config::get('google_map_api_key'));
        $this->needsJs("lib/js/prototype-1.5.0.js");
        $this->needsJs("lib/js/gxmarker.js");
        
        $this->needsJs($this->getUrl('.mapjs'));

        $this->doCachePage = true;
    }

    function drawMainPage()
    {
        $this->drawLookupForm();
        echo "<div id=\"mapDebug\"></div>\n";
        echo "<div id=\"map\"></div>\n";
    }

    function drawLookupForm()
    {
?>
        <div id="mapLookup">
            <form id="mapLookup" onsubmit="mapDoLookup(); return false;">
                <b>Jump to location: (street/city/state/zip):</b>
                <input type="text" size="40" id="lookupAddress"/>
                <input type="button" onclick="mapDoLookup()" value="Jump"/>
            </form>
        </div>
<?
    }

    function initLookupPage()
    {
        $this->setTemplate(new BlankTemplate());
    }

    function drawLookupPage()
    {
        $geo = new Geocode();
        $rs = $geo->search($this->params('location'));

        echo JSON::encode($rs);
    }

    function initMapJsPage()
    {
        $this->setTemplate(new BlankTemplate());
        header("Content-Type: application/x-javascript");
    }

    function drawMapJsPage()
    {
?>
function mapDoLookup()
{
    var addy = $F('lookupAddress');

    if (addy)
    {
        Form.disable('mapLookup');
        
        var url = '<?=$this->getUrl('.lookup?location=');?>' + addy;
        
        GDownloadUrl(url, function(data, response)
        {
            var result;
            eval('result = ' + data);

            if (result)
            {
                var lon = result.lon;
                var lat = result.lat;

                map.panTo(new GLatLng(lat, lon));
                
                $('mapDebug').innerHTML = '';
            }
            else
                $('mapDebug').innerHTML = '<b>Location not found.</b>';

            Form.enable('mapLookup');
        });
    }
}

function mapDebug(txt)
{
    $('mapDebug').innerHTML += txt + '<br/>';
}
<?
    } 
}
?>

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