Samuele E. Locatelli
379 lines
14 KiB
PHP
379 lines
14 KiB
PHP
<?php
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//SSN earthquakes
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$ini = parse_ini_file("conf.ini", true);
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mysql_connect($ini['db']['host'],$ini['db']['user'],$ini['db']['pass']);
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mysql_select_db($ini['db']['db']);
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if ($ini['db']['log']=="1"){
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$arrival_time=microtime(true);
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$filename=basename(__FILE__);
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$filename="log_".$filename.".txt";
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$chunck=strval($arrival_time)." ".$_SERVER['REQUEST_URI']."\r\n";
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file_put_contents($filename,$chunck,FILE_APPEND);
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}
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$ctx = stream_context_create(array(
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'http' => array(
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'timeout' => 50
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)
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)
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);
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$url="http://www.ssn.unam.mx/sismicidad/ultimos/";
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$data = file_get_contents($url,0,$ctx);
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$data = str_replace("\n", '', $data); // remove new lines
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$data = str_replace("\r", '', $data); // remove carriage returns
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if ($data!=false)
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{
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//extract the maximum date
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$sql=mysql_query("select date from last_notifications where provider='SSN'");
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if (mysql_num_rows($sql)){
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$max_date=mysql_result($sql,0,"date");
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}
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//empty the table
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$sql=mysql_query("TRUNCATE automatic_ssn_temp");
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preg_match_all('|<tr class.*?</tr>|',$data,$result);
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$result=$result[0];
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date_default_timezone_set("Europe/Rome");
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$date1=date("Y-m-d H:i:s", time());
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date_default_timezone_set("America/Mexico_City");
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$date2=date("Y-m-d H:i:s", time());
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$hourdiff = round((strtotime($date2) - strtotime($date1))/3600, 1);
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$delta='-'.$hourdiff.' hour';
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for ($i=1;$i<count($result);$i++){
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preg_match_all('|<td class.*?</td>|',$result[$i],$block);
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$block=$block[0];
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$idx1=strpos($block[0],'>');
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$idx2=strpos($block[0],'</td>');
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$magnitude=substr($block[0],$idx1+1,$idx2-$idx1-1);
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$magnitude_type='ML';
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$idx1=strpos($block[1],'</span>');
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$date=substr($block[1],$idx1-10,10);
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$idx1=strpos($block[1],':');
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$time=substr($block[1],$idx1-2,8);
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$idx1=strpos($block[2],'>');
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$idx2=strpos($block[2],'km');
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$depth=substr($block[2],$idx1+1,$idx2-$idx1-2);
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preg_match_all('|<td><b><span id.*?</td>|',$result[$i],$block);
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$block=$block[0];
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$idx1=strpos($block[0],"'>");
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$idx2=strpos($block[0],'</span>');
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$place=substr($block[0],$idx1+2,$idx2-$idx1-2);
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$idx1=strpos($block[0],'</b>');
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$block[0]=substr($block[0],$idx1+4,200);
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$idx1=strpos($block[0],'>');
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$idx2=strpos($block[0],'</');
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$lat=substr($block[0],$idx1+1,$idx2-$idx1-1);
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$idx1=strpos($block[0],'</span>');
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$block[0]=substr($block[0],$idx1+7,200);
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$idx1=strpos($block[0],'>');
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$idx2=strpos($block[0],'</');
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$lon=substr($block[0],$idx1+1,$idx2-$idx1-1);
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$date=$date.' '.$time;
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$timestamp = strtotime($date);
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$stamp2=strtotime($delta,$timestamp);
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$stamp=date('y-m-d H:i:s',$stamp2);
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$tsunami=-1;
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$code='0';
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if ($magnitude>=2){
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$lat_idx=$lat;
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$lat_idx=(round($lat_idx*10)/10+0.025)*1000;
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if ($lat_idx>90000){
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$lat_idx=90000-25;
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}
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$lon_idx=$lon;
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$lon_idx=(round($lon_idx*10)/10+0.025)*1000;
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if ($lon_idx>180000){
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$lon_idx=$lon_idx-360000;
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}
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$sql=mysql_query("select pop25,pop100,pop200 from worldpop_recent where latitude=$lat_idx and longitude=$lon_idx LIMIT 1");
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if (mysql_num_rows($sql)){
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$pop25=mysql_result($sql,0,"pop25");
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$pop100=mysql_result($sql,0,"pop100");
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$pop200=mysql_result($sql,0,"pop200");
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}
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else{
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if ($lon_idx<=-120025){
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$sql=mysql_query("select pop25,pop100,pop200 from worldpop1 where latitude=$lat_idx and longitude=$lon_idx LIMIT 1");
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}
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else{
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if ($lon_idx<=-60025){
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$sql=mysql_query("select pop25,pop100,pop200 from worldpop2 where latitude=$lat_idx and longitude=$lon_idx LIMIT 1");
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}
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else{
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if ($lon_idx<=-25){
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$sql=mysql_query("select pop25,pop100,pop200 from worldpop3 where latitude=$lat_idx and longitude=$lon_idx LIMIT 1");
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}
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else{
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if ($lon_idx<=59975){
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$sql=mysql_query("select pop25,pop100,pop200 from worldpop4 where latitude=$lat_idx and longitude=$lon_idx LIMIT 1");
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}
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else{
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if ($lon_idx<=119975){
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$sql=mysql_query("select pop25,pop100,pop200 from worldpop5 where latitude=$lat_idx and longitude=$lon_idx LIMIT 1");
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}
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else{
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$sql=mysql_query("select pop25,pop100,pop200 from worldpop6 where latitude=$lat_idx and longitude=$lon_idx LIMIT 1");
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}
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}
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}
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}
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}
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if (mysql_num_rows($sql))
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{
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$pop25=mysql_result($sql,0,"pop25");
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$pop100=mysql_result($sql,0,"pop100");
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$pop200=mysql_result($sql,0,"pop200");
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}
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else
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{
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$pop25=0;
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$pop100=0;
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$pop200=0;
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}
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$sql=mysql_query("insert into worldpop_recent (latitude,longitude,pop25,pop100,pop200) values ($lat_idx,$lon_idx,$pop25,$pop100,$pop200)");
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}
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$ok=0;
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$sql=mysql_query("select * from weather_recent where abs(latitude-$lat)<0.01 and abs(longitude-$lon)<0.01 and abs(TIMESTAMPDIFF(MINUTE,earthquake_date,'$stamp'))<5 LIMIT 1");
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if (mysql_num_rows($sql)){
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$weather_code=mysql_result($sql,0,"weather_code");
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$temperature=mysql_result($sql,0,"temperature");
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$humidity=mysql_result($sql,0,"humidity");
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$pressure=mysql_result($sql,0,"pressure");
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$wind_speed=mysql_result($sql,0,"wind_speed");
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$wind_dir=mysql_result($sql,0,"wind_dir");
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$clouds=mysql_result($sql,0,"clouds");
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$icon=mysql_result($sql,0,"icon");
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$ok=1;
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}
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else{
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$current_time=time();
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if ($current_time-$stamp2<3600){
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$url_weather="http://api.openweathermap.org/data/2.5/weather?lat=".$lat."&lon=".$lon."&appid=2de02dac92c8a20f8571feb5ad5bdcaa";
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$json = file_get_contents($url_weather);
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$data_weather = json_decode($json, TRUE);
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$weather_code=$data_weather["weather"][0]["id"];
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$temperature=$data_weather["main"]["temp"];
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$humidity=$data_weather["main"]["humidity"];
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$pressure=$data_weather["main"]["pressure"];
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if (array_key_exists('speed', $data_weather["wind"])){
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$wind_speed=$data_weather["wind"]["speed"];
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}
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else{
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$wind_speed=0;
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}
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if (array_key_exists('deg', $data_weather["wind"])){
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$wind_dir=$data_weather["wind"]["deg"];
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}
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else{
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$wind_dir=0;
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}
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$clouds=$data_weather["clouds"]["all"];
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$icon=$data_weather["weather"][0]["icon"];
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if (!is_null($weather_code)){
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$sql=mysql_query("insert into weather_recent (latitude,longitude,earthquake_date,weather_code,temperature,humidity,pressure,wind_speed,wind_dir,clouds,icon) values ($lat,$lon,'$stamp',$weather_code,$temperature,$humidity,$pressure,$wind_speed,$wind_dir,$clouds,'$icon')");
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$ok=1;
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}
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}
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else{
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$ok=0;
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}
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}
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if ($magnitude>=5.5){
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if ($magnitude>=5.5 and $magnitude<6.0)
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{
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$max_distance=40;
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}
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else{
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if ($magnitude>=6.0 and $magnitude<6.5){
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$max_distance=100;
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}
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else{
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if ($magnitude>=6.5 and $magnitude<7.0){
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$max_distance=200;
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}
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else{
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if ($magnitude>=7.0 and $magnitude<7.5){
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$max_distance=500;
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}
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else{
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if ($magnitude>=7.5 and $magnitude<8.0){
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$max_distance=800;
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}
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else{
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if ($magnitude>=8.0 and $magnitude<8.5){
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$max_distance=1000;
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}
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else{
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if ($magnitude>=8.5 and $magnitude<9.0){
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$max_distance=2000;
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}
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else{
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if ($magnitude>=9.0){
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$max_distance=3000;
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}
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}
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}
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}
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}
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}
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}
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}
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$max_distance_deg=$max_distance/111;
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$sql=mysql_query("select count(*) as count from manual_picture where abs(latitude-$lat)<$max_distance_deg and abs(longitude-$lon)<$max_distance_deg and abs(TIMESTAMPDIFF(MINUTE,date,'$stamp'))<1440");
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if (mysql_num_rows($sql)){
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$picture_count=mysql_result($sql,0,"count");
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}
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else{
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$picture_count=0;
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}
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}
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else{
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$picture_count=0;
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}
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if ($ok==1){
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$sql=mysql_query("insert into automatic_ssn_temp (latitude,longitude,depth,magnitude,magnitude_type,pop25,pop100,pop200,place,data,code,tsunami,provider,weather_code,temperature,humidity,pressure,wind_speed,wind_dir,clouds,icon,picture_count) values ($lat,$lon,$depth,$magnitude,'$magnitude_type',$pop25,$pop100,$pop200,'$place','$stamp','$code',$tsunami,'SSN',$weather_code,$temperature,$humidity,$pressure,$wind_speed,$wind_dir,$clouds,'$icon',$picture_count)");
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}
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else{
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$sql=mysql_query("insert into automatic_ssn_temp (latitude,longitude,depth,magnitude,magnitude_type,pop25,pop100,pop200,place,data,code,tsunami,provider,picture_count) values ($lat,$lon,$depth,$magnitude,'$magnitude_type',$pop25,$pop100,$pop200,'$place','$stamp','$code',$tsunami,'SSN',$picture_count)");
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}
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}
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}
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//empty the table
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$sql=mysql_query("TRUNCATE automatic_ssn");
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$sql=mysql_query("INSERT INTO automatic_ssn SELECT * FROM automatic_ssn_temp");
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$sql=mysql_query("DELETE from automatic_all WHERE provider like 'SSN'");
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$sql=mysql_query("INSERT INTO automatic_all (latitude, longitude, depth, magnitude, magnitude_type, felt, cdi, pop25, pop100, pop200, data, code, place, tsunami, url, provider, weather_code, temperature, humidity, pressure, wind_speed, wind_dir, clouds, icon, picture_count) SELECT latitude, longitude, depth, magnitude, magnitude_type, felt, cdi, pop25, pop100, pop200, data, code, place, tsunami, url, provider, weather_code, temperature, humidity, pressure, wind_speed, wind_dir, clouds, icon, picture_count FROM automatic_ssn_temp");
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//generate the file
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$filename="seismic_free.txt";
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$sql=mysql_query('SET CHARACTER SET utf8');
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$sql=mysql_query("SELECT latitude,longitude,depth,magnitude,magnitude_type,pop25,pop100,pop200,cdi AS intensity,place,tsunami,url,provider,data,TIMESTAMPDIFF(MINUTE,data,NOW()) AS difference FROM (select * from automatic_all) as a WHERE a.data > date_sub(NOW(), interval 1440 minute) AND a.magnitude>=2 ORDER BY a.data DESC");
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if (mysql_num_rows($sql)){
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while($e=mysql_fetch_assoc($sql))
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$output_file[]=$e;
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$json_file = json_encode($output_file);
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file_put_contents($filename,$json_file);
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}
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//extract the new earthquakes
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$sql=mysql_query("select latitude,longitude,magnitude,magnitude_type,place,provider,depth,data,pop100,TIMESTAMPDIFF(MINUTE,data,NOW()) AS difference from automatic_ssn_temp where TIMESTAMPDIFF(MINUTE,'$max_date',data)>1 order by TIMESTAMPDIFF(MINUTE,data,NOW()) desc");
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if (mysql_num_rows($sql))
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{
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$num_rows = mysql_num_rows($sql);
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for ($j = 0; $j < $num_rows; $j++)
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{
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$delay=mysql_result($sql,$j,"difference");
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$sql_z=mysql_query("INSERT INTO delay_ssn (delay) values ($delay)");
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$dataArray = array('latitude'=>mysql_result($sql,$j,"latitude"),
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'longitude'=>mysql_result($sql,$j,"longitude"),
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'magnitude'=>mysql_result($sql,$j,"magnitude"),
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'magnitude_type'=>mysql_result($sql,$j,"magnitude_type"),
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'place'=>mysql_result($sql,$j,"place"),
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'provider'=>mysql_result($sql,$j,"provider"),
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'depth'=>mysql_result($sql,$j,"depth"),
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'data'=>mysql_result($sql,$j,"data"),
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'difference'=>mysql_result($sql,$j,"difference"),
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'pop100'=>mysql_result($sql,$j,"pop100"),
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'type'=>'official');
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//extract users for notifications
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$magnitude_notification=mysql_result($sql,$j,"magnitude");
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$current_date=mysql_result($sql,$j,"data");
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$sql2=mysql_query("select user_id from gcm order by user_id limit 1");
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$user_id_ref = mysql_result($sql2, 0, "user_id");
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$user_id_ref=$user_id_ref-1;
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$row_limit=250000;
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$keep_going=1;
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while ($keep_going){
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$sql2=mysql_query("SELECT user_id,reg_id FROM gcm where gcm.reg_id<>'' and gcm.notification_official_ssn=1 and ($magnitude_notification>=gcm.notification_official_minmag or gcm.notification_near=1) and gcm.notification_official=1 and user_id>$user_id_ref order by user_id limit $row_limit");
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$num_rows2 = mysql_num_rows($sql2);
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if ($num_rows2>0){
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while($data = mysql_fetch_assoc($sql2)){
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$regidArray[] = $data['reg_id'];
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$IDArray[] = $data['user_id'];
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}
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$user_id_ref=end($IDArray);
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$block_size=999;
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$iter=ceil($num_rows2/$block_size);
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$folder_eqn=uniqid();
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mkdir($folder_eqn);
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$filename_data=$folder_eqn."/dataarray.json";
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file_put_contents($filename_data,json_encode($dataArray));
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for ($i=0; $i<$iter; $i++){
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$index_start=$i*$block_size;
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$index_end=($i+1)*$block_size-1;
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if ($index_end>$num_rows2-1){
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$index_end=$num_rows2-1;
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}
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$regidArrayGCM = array_slice($regidArray,$index_start,$index_end-$index_start+1);
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$filename=$folder_eqn."/gcmid".$i.".json";
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file_put_contents($filename,json_encode($regidArrayGCM));
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exec("php /var/www/earthquakenetwork.it/mysql/distquake_gcm_official_call.php $filename_data $filename"."> /dev/null 2>/dev/null &");
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sleep(0.1);
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}
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sleep(1);
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$files = glob($folder_eqn.'/*',GLOB_MARK);
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foreach ($files as $file) {
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unlink($file);
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}
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rmdir($folder_eqn.'/');
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unset($regidArray);
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unset($IDArray);
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}
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else{
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$keep_going=0;
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}
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}
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$sql_z=mysql_query("select date FROM last_notifications where provider='SSN'");
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$last_date=mysql_result($sql_z,0,"date");
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if ($current_date>$last_date){
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$sql_z=mysql_query("update last_notifications set date='$current_date' where provider='SSN'");
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}
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}
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$sql_z=mysql_query("select max(ID) as max_id FROM delay_ssn");
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$max_id=mysql_result($sql_z,0,"max_id");
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$sql_z=mysql_query("delete from delay_ssn where ID<$max_id-40");
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}
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}
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else{
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print("Timeout");
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}
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mysql_close();
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?>
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