forked from wi1dcard/china-divisions
/
crawler.php
executable file
·74 lines (58 loc) · 2.01 KB
/
crawler.php
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#!/usr/bin/env php
<?php
use ChinaDivisions\Division;
use GuzzleHttp\Exception\BadResponseException;
use ChinaDivisions\Exceptions\ResponseException;
require __DIR__ . '/../vendor/autoload.php';
define('MAX_LEVEL', getenv('MAX_LEVEL') ?: 4); // 1.国家 -> 2.省 -> 3.市 -> 4.区县 -> 5.街道乡镇
define('CHILDREN_KEY', getenv('CHILDREN_KEY') ?: 'children'); // 子节点键名
const DIVISION_FILTER = 'division_filter';
function division_filter(array $data): ?array
{
if ($data['isdeleted'] != 'false') { // 剔除已废弃的区划
return null;
}
return $data;
return [
'id' => intval($data['divisionId']),
'level' => intval($data['divisionLevel']),
'name' => $data['divisionName'],
// 可追加更多数据或直接返回 $data
];
}
$deep = function (Division $division) use (&$deep) {
try {
$children = $division->children();
} catch (ResponseException $ex) {
// 若错误码为 201,错误为 `DivisionId is illegal.`,表示无子区划。
$children = $ex->getCode() === 201 ? [] : $deep($division);
}
return $children;
};
$build = function (Division $division) use (&$build, $deep) {
$data = $division->self();
$depth = intval($data['divisionLevel']);
echo str_repeat('-', $depth) . ' ' . $data['divisionName'] . PHP_EOL;
if (function_exists(DIVISION_FILTER)) {
$data = call_user_func(DIVISION_FILTER, $data);
}
if ($data && $depth < MAX_LEVEL) {
foreach ($deep($division) as $child) {
if ($descendants = $build($child)) {
$data[CHILDREN_KEY][] = $descendants;
}
}
}
return $data;
};
$division = new Division(1);
try {
$collection = $build($division);
} catch (BadResponseException $ex) {
echo '***' . $ex->getResponse()->getBody()->getContents() . '***';
exit;
}
file_put_contents(
sprintf('%s/output/level%s.json', __DIR__, MAX_LEVEL),
json_encode($collection, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT)
);