114 lines
3.8 KiB
PHP
114 lines
3.8 KiB
PHP
<?php
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// API endpoints and API keys
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$coingecko_url = 'https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd';
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$coinmarketcap_url = 'https://pro-api.coinmarketcap.com/v1/cryptocurrency/quotes/latest?id=1&convert=USD';
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$blockchain_info_url = 'https://blockchain.info/ticker';
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$coinbase_url = 'https://api.coinbase.com/v2/prices/BTC-USD/spot';
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$coinmarketcap_api_key = 'YOUR_COINMARKETCAP_API_KEY'; // Replace with your CoinMarketCap API key
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// Initialize variables for storing prices
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$coingecko_price = null;
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$coinmarketcap_price = null;
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$blockchain_15m_price = null;
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$coinbase_price = null;
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// Fetch data from CoinGecko
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$coingecko_response = @file_get_contents($coingecko_url); // Use '@' to suppress warnings
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if ($coingecko_response !== false) {
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$coingecko_data = json_decode($coingecko_response, true);
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}
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// Fetch data from CoinMarketCap
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$coinmarketcap_headers = [
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'X-CMC_PRO_API_KEY: ' . $coinmarketcap_api_key
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];
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$coinmarketcap_context = stream_context_create([
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'http' => [
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'header' => $coinmarketcap_headers
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]
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]);
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$coinmarketcap_response = @file_get_contents($coinmarketcap_url, false, $coinmarketcap_context); // Use '@' to suppress warnings
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if ($coinmarketcap_response !== false) {
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$coinmarketcap_data = json_decode($coinmarketcap_response, true);
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}
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// Fetch data from blockchain.info
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$blockchain_info_response = @file_get_contents($blockchain_info_url); // Use '@' to suppress warnings
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if ($blockchain_info_response !== false) {
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$blockchain_info_data = json_decode($blockchain_info_response, true);
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}
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// Fetch data from Coinbase
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$coinbase_response = @file_get_contents($coinbase_url); // Use '@' to suppress warnings
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if ($coinbase_response !== false) {
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$coinbase_data = json_decode($coinbase_response, true);
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}
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// Extract the "15m" price from blockchain.info
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if (isset($blockchain_info_data['USD']['15m'])) {
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$blockchain_15m_price = $blockchain_info_data['USD']['15m'];
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}
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// Extract the Coinbase amount
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if (isset($coinbase_data['data']['amount'])) {
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$coinbase_price = (float)$coinbase_data['data']['amount'];
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}
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// Check if data was successfully retrieved from CoinGecko
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if (isset($coingecko_data['bitcoin']['usd'])) {
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$coingecko_price = $coingecko_data['bitcoin']['usd'];
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}
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// Check if data was successfully retrieved from CoinMarketCap
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if (isset($coinmarketcap_data['data']['1']['quote']['USD']['price'])) {
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$coinmarketcap_price = $coinmarketcap_data['data']['1']['quote']['USD']['price'];
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}
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// Check if data was retrieved from at least one source
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if ($coingecko_price !== null || $coinmarketcap_price !== null || $blockchain_15m_price !== null || $coinbase_price !== null) {
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// Calculate the average price using available data
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$valid_data_count = 0;
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$sum_prices = 0;
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if ($coingecko_price !== null) {
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$sum_prices += $coingecko_price;
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$valid_data_count++;
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}
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if ($coinmarketcap_price !== null) {
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$sum_prices += $coinmarketcap_price;
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$valid_data_count++;
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}
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if ($blockchain_15m_price !== null) {
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$sum_prices += $blockchain_15m_price;
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$valid_data_count++;
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}
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if ($coinbase_price !== null) {
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$sum_prices += $coinbase_price;
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$valid_data_count++;
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}
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$average_price = $valid_data_count > 0 ? $sum_prices / $valid_data_count : null;
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// Format the average price to display only two decimal places
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if ($average_price !== null) {
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$average_price = number_format($average_price, 2);
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}
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// Create the response array
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$responseArray = [
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'Price' => $average_price
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];
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// Return the response as JSON
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echo json_encode($responseArray);
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} else {
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// Handle the case where data retrieval failed from all sources
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echo json_encode(['error' => 'Unable to fetch Bitcoin price from all sources.']);
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}
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?>
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