+ // Lookup the timestamp that node was created (less 3 hours for margin for changsets to be closed)
+ $sLastNodeURL = 'http://www.openstreetmap.org/api/0.6/node/'.$iLastOSMID;
+ $sLastNodeXML = file_get_contents($sLastNodeURL);
+ preg_match('#timestamp="(([0-9]{4})-([0-9]{2})-([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})Z)"#', $sLastNodeXML, $aLastNodeDate);
+ $iLastNodeTimestamp = strtotime($aLastNodeDate[1]) - (3*60*60);
+
+
+ // Search for the correct state file - uses file timestamps
+ $sRepURL = 'http://planet.openstreetmap.org/replication/minute/';
+ $sRep = file_get_contents($sRepURL);
+ preg_match_all('#<a href="[0-9]{3}/">([0-9]{3}/)</a> *(([0-9]{2})-([A-z]{3})-([0-9]{4}) ([0-9]{2}):([0-9]{2}))#', $sRep, $aRepMatches, PREG_SET_ORDER);
+ $aPrevRepMatch = false;
+ foreach($aRepMatches as $aRepMatch)
+ {
+ if (strtotime($aRepMatch[2]) < $iLastNodeTimestamp) break;
+ $aPrevRepMatch = $aRepMatch;
+ }
+ if ($aPrevRepMatch) $aRepMatch = $aPrevRepMatch;
+
+ $sRepURL .= $aRepMatch[1];
+ $sRep = file_get_contents($sRepURL);
+ preg_match_all('#<a href="[0-9]{3}/">([0-9]{3}/)</a> *(([0-9]{2})-([A-z]{3})-([0-9]{4}) ([0-9]{2}):([0-9]{2}))#', $sRep, $aRepMatches, PREG_SET_ORDER);
+ $aPrevRepMatch = false;
+ foreach($aRepMatches as $aRepMatch)
+ {
+ if (strtotime($aRepMatch[2]) < $iLastNodeTimestamp) break;
+ $aPrevRepMatch = $aRepMatch;
+ }
+ if ($aPrevRepMatch) $aRepMatch = $aPrevRepMatch;
+
+ $sRepURL .= $aRepMatch[1];
+ $sRep = file_get_contents($sRepURL);
+ preg_match_all('#<a href="[0-9]{3}.state.txt">([0-9]{3}).state.txt</a> *(([0-9]{2})-([A-z]{3})-([0-9]{4}) ([0-9]{2}):([0-9]{2}))#', $sRep, $aRepMatches, PREG_SET_ORDER);
+ $aPrevRepMatch = false;
+ foreach($aRepMatches as $aRepMatch)
+ {
+ if (strtotime($aRepMatch[2]) < $iLastNodeTimestamp) break;
+ $aPrevRepMatch = $aRepMatch;
+ }
+ if ($aPrevRepMatch) $aRepMatch = $aPrevRepMatch;
+
+ $sRepURL .= $aRepMatch[1].'.state.txt';
+ echo "Getting state file: $sRepURL\n";
+ $sStateFile = file_get_contents($sRepURL);