forked from Sora233/DDBOT
/
funcs_request_ext.go
156 lines (146 loc) · 3.97 KB
/
funcs_request_ext.go
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package template
import (
"github.com/starskim/DDBOT/proxy_pool"
"github.com/starskim/DDBOT/requests"
"github.com/spf13/cast"
"reflect"
"strings"
)
const (
DDBOT_REQ_DEBUG = "DDBOT_REQ_DEBUG"
DDBOT_REQ_HEADER = "DDBOT_REQ_HEADER"
DDBOT_REQ_COOKIE = "DDBOT_REQ_COOKIE"
DDBOT_REQ_PROXY = "DDBOT_REQ_PROXY"
DDBOT_REQ_USER_AGENT = "DDBOT_REQ_USER_AGENT"
)
func preProcess(oParams []map[string]interface{}) (map[string]interface{}, []requests.Option) {
var params map[string]interface{}
if len(oParams) == 0 {
return nil, nil
} else if len(oParams) == 1 {
params = oParams[0]
} else {
panic("given more than one params")
}
fn := func(key string, f func() []requests.Option) []requests.Option {
var r []requests.Option
if _, found := params[key]; found {
r = f()
delete(params, key)
}
return r
}
collectStringSlice := func(i interface{}) []string {
v := reflect.ValueOf(i)
if v.Kind() == reflect.String {
return []string{v.String()}
}
return cast.ToStringSlice(i)
}
var item = []struct {
key string
f func() []requests.Option
}{
{
DDBOT_REQ_DEBUG,
func() []requests.Option {
return []requests.Option{requests.DebugOption()}
},
},
{
DDBOT_REQ_HEADER,
func() []requests.Option {
var result []requests.Option
var header = collectStringSlice(params[DDBOT_REQ_HEADER])
for _, h := range header {
spt := strings.SplitN(h, "=", 2)
if len(spt) >= 2 {
result = append(result, requests.HeaderOption(spt[0], spt[1]))
} else {
logger.WithField("DDBOT_REQ_HEADER", h).Errorf("invalid header format")
}
}
return result
},
},
{
DDBOT_REQ_COOKIE,
func() []requests.Option {
var result []requests.Option
var cookie = collectStringSlice(params[DDBOT_REQ_COOKIE])
for _, c := range cookie {
spt := strings.SplitN(c, "=", 2)
if len(spt) >= 2 {
result = append(result, requests.CookieOption(spt[0], spt[1]))
} else {
logger.WithField("DDBOT_REQ_COOKIE", c).Errorf("invalid cookie format")
}
}
return result
},
},
{
DDBOT_REQ_PROXY,
func() []requests.Option {
iproxy := params[DDBOT_REQ_PROXY]
proxy, ok := iproxy.(string)
if !ok {
logger.WithField("DDBOT_REQ_PROXY", iproxy).Errorf("invalid proxy format")
return nil
}
if proxy == "prefer_mainland" {
return []requests.Option{requests.ProxyOption(proxy_pool.PreferMainland)}
} else if proxy == "prefer_oversea" {
return []requests.Option{requests.ProxyOption(proxy_pool.PreferOversea)}
} else if proxy == "prefer_none" {
return nil
} else if proxy == "prefer_any" {
return []requests.Option{requests.ProxyOption(proxy_pool.PreferAny)}
} else {
return []requests.Option{requests.RawProxyOption(proxy)}
}
},
},
{
DDBOT_REQ_USER_AGENT,
func() []requests.Option {
iua := params[DDBOT_REQ_USER_AGENT]
ua, ok := iua.(string)
if !ok {
logger.WithField("DDBOT_REQ_USER_AGENT", iua).Errorf("invalid ua format")
return nil
}
return []requests.Option{requests.AddUAOption(ua)}
},
},
}
var result = []requests.Option{requests.AddUAOption()}
for _, i := range item {
result = append(result, fn(i.key, i.f)...)
}
return params, result
}
func httpGet(url string, oParams ...map[string]interface{}) (body []byte) {
params, opts := preProcess(oParams)
err := requests.Get(url, params, &body, opts...)
if err != nil {
logger.Errorf("template: httpGet error %v", err)
}
return
}
func httpPostJson(url string, oParams ...map[string]interface{}) (body []byte) {
params, opts := preProcess(oParams)
err := requests.PostJson(url, params, &body, opts...)
if err != nil {
logger.Errorf("template: httpGet error %v", err)
}
return
}
func httpPostForm(url string, oParams ...map[string]interface{}) (body []byte) {
params, opts := preProcess(oParams)
err := requests.PostForm(url, params, &body, opts...)
if err != nil {
logger.Errorf("template: httpGet error %v", err)
}
return
}