RewriteEngine On
RewriteRule '^click\/(.*)$' /index.php?c=click&id=$1 [L] 
RewriteRule '^api\/(.*)?(.*)$' /index.php?c=api&method=$1&$2 [L] 
RewriteRule login /index.php?c=login [NC,L]
RewriteRule .*.(db3|rar|gz|json)$ - [F]