function get_avg($number_of_lines)
{
error_reporting(E_ALL & ~E_NOTICE & ~E_WARNING);
include "config.php";
$vars = array();
$last_n = file_get_tail($data_file, $number_of_lines);
foreach ($last_n as $json_line) {
$json_array = json_decode($json_line, true);
foreach ($json_array["exchanges"] as $exchange) {
$pair_name = $exchange["pair"];
$pair_ask = $exchange["amount"]["ask_total"];
$pair_bid = $exchange["amount"]["bid_total"];
$pair_total = $exchange["amount"]["total"];
$ask_new = $pair_ask + $vars["{$pair_name}" . "_ask"];
$bid_new = $pair_bid + $vars["{$pair_name}" . "_bid"];
$total_new = $pair_total + $vars["{$pair_name}" . "_total"];
$new_array = array("{$pair_name}" . "_ask" => "{$ask_new}", "{$pair_name}" . "_bid" => "{$bid_new}", "{$pair_name}" . "_total" => "{$total_new}");
$vars = array_replace_recursive($vars, $new_array);
}
}
$n_rec = count($last_n);
foreach ($vars as $key => $pair) {
$pair_new = $pair / $n_rec;
$new_array = array("{$key}" => "{$pair_new}");
$vars = array_replace_recursive($vars, $new_array);
}
$ma_array = array("moving_avg_minutes" => $number_of_lines);
$vars = array_replace_recursive($vars, $ma_array);
return $vars;
}
<?php
include "/var/www/alix/walls/functions.php";
date_default_timezone_set('UTC');
//init frames
$frames_array = array("48_hours" => "2880");
//write all data (absolute numbers)
foreach ($frames_array as $index => $lines) {
//initial data load
$data = array_reverse(file_get_tail("/var/www/raw/data/history.dat", $lines));
$filename = $index . "_nupool_poloniex.csv";
file_put_contents("/var/www/alix/charts/data/{$filename}", "Time,Sell,Buy,Total \n");
foreach ($data as $data_line) {
$data_line = json_decode($data_line, true);
$time = date("Y/m/d G:i:s", $data_line["timestamp"]);
foreach ($data_line["data"] as $pool) {
if ($pool["exchange"] == "poloniex") {
$total_ask = $pool["ask_filled"];
$total_bid = $pool["bid_filled"];
$total_both = $total_ask + $total_bid;
$writeln = "{$time},{$total_ask},{$total_bid},{$total_both}";
file_put_contents("/var/www/alix/charts/data/{$filename}", "{$writeln} \n", FILE_APPEND);
}
}
}
}
<?php
date_default_timezone_set('UTC');
if (!function_exists("file_get_tail")) {
include "functions.php";
}
$tail_file = "/var/www/alix/volume/data/totals_history.dat";
$frames_array = array("360d" => "360");
//write all data (absolute numbers)
foreach ($frames_array as $index => $lines) {
//initial data load
$data = array_reverse(file_get_tail($tail_file, $lines));
$filename = $index . "_volume.csv";
file_put_contents("/var/www/alix/charts/data/{$filename}", "Time,Alix 1,Alix 3,Alix 7, Alix 30, Alix 90 \n");
foreach ($data as $index => $data_line) {
if (!empty($data_line)) {
$data_line = json_decode($data_line, true);
$time = date("Y/m/d G:i:s", $data_line["timestamp"]);
$alix1 = $data_line[1]["value"];
$alix3 = $data_line[3]["value"];
$alix7 = $data_line[7]["value"];
$alix30 = $data_line[30]["value"];
$alix90 = $data_line[90]["value"];
$writeln = "{$time},{$alix1},{$alix3},{$alix7},{$alix30},{$alix90}";
file_put_contents("/var/www/alix/charts/data/{$filename}", "{$writeln} \n", FILE_APPEND);
}
}
}
if ($data_line) {
$time = date("Y/m/d G:i:s", $data_line["timestamp"]);
$total_ask_percent_4h = $data_line["4h_avg"]["total_ask_percent"];
$total_bid_percent_4h = $data_line["4h_avg"]["total_bid_percent"];
$total_ask_percent_15min = $data_line["15min_avg"]["total_ask_percent"];
$total_bid_percent_15min = $data_line["15min_avg"]["total_bid_percent"];
$writeln = "{$time},{$total_ask_percent_4h},{$total_bid_percent_4h},{$total_ask_percent_15min},{$total_bid_percent_15min},100";
if ($total_ask_percent_4h > 0 && $total_bid_percent_4h > O && $total_ask_percent_15min > 0 && $total_bid_percent_15min > 0) {
file_put_contents("/var/www/alix/charts/data/{$filename}", "{$writeln} \n", FILE_APPEND);
}
}
}
$filename = "4h_4h_15min_combined_ma_percent.csv";
file_put_contents("/var/www/alix/charts/data/{$filename}", "Time,Sell MA/4h,Buy MA/4h,Sell MA/15min,Buy MA/15min,Total \n");
//initial data load 4h
$data = array_reverse(file_get_tail("/var/www/alix/walls/data/wall_data.dat", 240));
#4h hours
foreach ($data as $data_line) {
$data_line = json_decode($data_line, true);
if ($data_line) {
$time = date("Y/m/d G:i:s", $data_line["timestamp"]);
$total_ask_percent_4h = $data_line["4h_avg"]["total_ask_percent"];
$total_bid_percent_4h = $data_line["4h_avg"]["total_bid_percent"];
$total_ask_percent_15min = $data_line["15min_avg"]["total_ask_percent"];
$total_bid_percent_15min = $data_line["15min_avg"]["total_bid_percent"];
$writeln = "{$time},{$total_ask_percent_4h},{$total_bid_percent_4h},{$total_ask_percent_15min},{$total_bid_percent_15min},100";
if ($total_ask_percent_4h > 0 && $total_bid_percent_4h > O && $total_ask_percent_15min > 0 && $total_bid_percent_15min > 0) {
file_put_contents("/var/www/alix/charts/data/{$filename}", "{$writeln} \n", FILE_APPEND);
}
}
}
