Flickr Photo Set Diff

flickrDiff.php

<?php
	$key = isset($argv[1]) ? $argv[1] : 'ABC';

	$users = array(
		'ABC' => array(
			'photoset_id' => '12345678901234567',,
			'api_key' => '0123456789abcdef01234567890abcde',
			'secret' => 'abcdef1234567890',
			'auth_token' => '12345678901234567-1234567890abcdef'
		),
		'XYZ' => array(
			'photoset_id' => '09876543210987654',,
			'api_key' => 'abcdef0123456789abcde01234567890',
			'secret' => '1234567890abcdef',
			'auth_token' => '01234567123456789-abcdef1234567890'
		)
	);

	$user = $users[$key];

	$params = array(
		'method' => 'flickr.photosets.getPhotos',
		'photoset_id' => $user['photoset_id'],
		'privacy_filter' => 5,
		'per_page' => 500,
		'extras' => 'media',
		'format' => 'json',
		'nojsoncallback' => 1,
		'api_key' => $user['api_key'],
		'auth_token' => $user['auth_token']
	);

	$flickrs = [];

	for ($page = 1; $page <= 10; ++$page) {
		$params['page'] = $page;

	//	die('https://api.flickr.com/services/rest/?' . get_query_string($params) . "\n");

		$json = json_decode(file_get_contents('https://api.flickr.com/services/rest/?' . get_query_string($params)), true);
		$flickrs = array_merge($flickrs, $json['photoset']['photo']);
	}

	function get_query_string($params) {
		global $user;

		ksort($params);

		$tokens = array();
		$seed = '';

		foreach ($params as $key => $value) {
			$tokens[] = "$key=$value";
			$seed .= "$key$value";
		}

		$tokens[] = 'api_sig=' . md5($user['secret'] . $seed);

		return implode('&', $tokens);
	}

	$map = array();

	foreach($flickrs as $flickr) {
		$title = $flickr['title'];
		$media = $flickr['media'];
		$ref =& $map["$title, $media"];
		isset($ref) ? ++$ref : $ref = 1;
	}

	$map2 = array();
	$files = scandir($key);
	$num = 0;

	foreach($files as $file) {
		if ($file === '.' || $file === '..' || $file === '.DS_Store' || substr($file, 0, 9) === 'Thumbs.db') {
			continue;
		}

		$pos = strpos($file, '.');
		$title = substr($file, 0, $pos);

		switch(strtolower(substr($file, $pos + 1))) {
			case 'mp4':
			case 'mov':
				$media = 'video';
				break;
			case 'png':
			case 'jpg':
				$media = 'photo';
				break;
		}

		$ref =& $map2["$title, $media"];
		isset($ref) ? ++$ref : $ref = 1;
		++$num;
	}

	echo 'f: ', count($flickrs), "\n";

	foreach($map as $key => $count) {
		if (isset($map2[$key]) === false || $count !== $map2[$key]) {
			echo "$key\n";
		}
	}

	echo 'm: ', $num, "\n";

	foreach($map2 as $key => $count) {
		if (isset($map[$key]) === false || $count !== $map[$key]) {
			echo "$key\n";
		}
	}
?>