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package openuri
import (
"io"
"net/http"
"os"
"strings"
)
// Client type
type Client struct {
httpClient *http.Client
}
// ClientOption type
type ClientOption func(*Client) error
// New returns a Client struct
func New(options ...ClientOption) (*Client, error) {
c := &Client{httpClient: http.DefaultClient}
for _, option := range options {
if err := option(c); err != nil {
return nil, err
}
}
return c, nil
}
// Open an io.ReadCloser from a local file or URL
func Open(name string, options ...ClientOption) (io.ReadCloser, error) {
c, err := New(options...)
if err != nil {
return nil, err
}
return c.Open(name)
}
func WithHTTPClient(v *http.Client) ClientOption {
return func(c *Client) error {
c.httpClient = v
return nil
}
}
func (c *Client) Open(name string) (io.ReadCloser, error) {
if strings.HasPrefix(name, "http://") || strings.HasPrefix(name, "https://") {
resp, err := c.httpClient.Get(name)
if err != nil {
return nil, err
}
return resp.Body, nil
}
return os.Open(name)
}
|
