getall.php

<?php

// Simple json combine script
// author: Allex Wang ([email protected])
// GistID: dbd77fbed7a0519f07f7
// GistURL: https://gist.github.com/allex/dbd77fbed7a0519f07f7

define('DATA_DIR', dirname(__FILENAME__) . DIRECTORY_SEPARATOR . "data");

function merge_files($list) {
    $out = array();
    foreach ($list as $filename) {
        $arr = json_decode(file_get_contents($filename), true);
        foreach ($arr as $k => $v) {
            $out[$k] = $v;
        }
    }
    return json_encode($out, JSON_UNESCAPED_SLASHES);
}

function combine($list, $flat = false) {
    if ($flat) {
        return merge_files($list);
    } else {
        $out = array();
        $start = strlen(DATA_DIR) + 1;
        foreach ($list as $filename) {
            $k = substr($filename, 0, -5);
            $k = substr($k, $start);
            $out[$k] = json_decode(file_get_contents($filename), true);
        }
        return json_encode($out, JSON_UNESCAPED_SLASHES);
    }
}

$files = array();
$dh = opendir(DATA_DIR);
while (false !== ($filename = readdir($dh))) {
    $file = DATA_DIR . DIRECTORY_SEPARATOR . $filename;
    if (!is_dir($file)) {
        $files[] = $file;
    }
}

header("Content-Type: application/json; charset=utf-8");
header("Transfer-encoding: chunked");
flush();

echo combine($files);