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Derick Rethans
33 lines
1.1 KiB
XML
33 lines
1.1 KiB
XML
<slide>
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<title>Routing engine: OSRM</title>
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<div effect="fade-out">
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<image filename="osrm.png"/>
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</div>
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<div effect="fade-in">
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<example result='1'><![CDATA[
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<?php
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$nominatimUrl = 'http://nominatim.openstreetmap.org/search?format=json&limit=1&q=';
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$from = urlencode( "The London Eye, London" );
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$to = urlencode( "St Paul's Cathedral, City of London" );
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$fromLL = json_decode( file_get_contents( "{$nominatimUrl}{$from}" ) );
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$toLL = json_decode( file_get_contents( "{$nominatimUrl}{$to}" ) );
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$osrmUrl = 'http://router.project-osrm.org/viaroute?instructions=true';
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$osrmUrl .= sprintf( "&loc=%.4f,%.4f", $fromLL[0]->lat, $fromLL[0]->lon );
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$osrmUrl .= sprintf( "&loc=%.4f,%.4f", $toLL[0]->lat, $toLL[0]->lon );
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$headers =
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"User-Agent: Derick Rethans/Presentation/20131113 osm@derickrethans.nl\r\n" .
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"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n" .
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"Accept-Encoding: gzip\r\n";
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$opts = array( 'http' => array( 'header' => $headers ) );
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$context = stream_context_create($opts);
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var_dump( json_decode( gzdecode( file_get_contents( $osrmUrl, false, $context ) ) ) );
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?>]]></example>
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</div>
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</slide>
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