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feat(pixiv): 实现 Pixiv API 客户端及插画获取模型 #80
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1fee742
feat(pixiv): 实现 Pixiv API 客户端及插画获取模型
xyy0411 fc2ea7e
fix:更新gomod
xyy0411 ccf7504
修lint
xyy0411 c8f2179
修lint
xyy0411 3b316ec
Merge branch 'main' into pr1-pixiv
fumiama 9544617
Merge branch 'main' into pr1-pixiv
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| // Package pixiv (copied from plugin/pixiv/api/client.go) | ||
| package pixiv | ||
|
|
||
| import ( | ||
| "crypto/tls" | ||
| "encoding/json" | ||
| "errors" | ||
| "fmt" | ||
| "io" | ||
| "net/http" | ||
| "net/url" | ||
| "strings" | ||
| "time" | ||
|
|
||
| "github.com/FloatTech/AnimeAPI/pixiv/model" | ||
| ) | ||
|
|
||
| // HTTPStatusError ... | ||
| type HTTPStatusError struct { | ||
| StatusCode int | ||
| URL string | ||
| } | ||
|
|
||
| func (e *HTTPStatusError) Error() string { | ||
| return fmt.Sprintf("下载图片失败: HTTP %d", e.StatusCode) | ||
| } | ||
|
|
||
| // Client 封装 HTTP 客户端与 Pixiv 请求逻辑 | ||
| type Client struct { | ||
| *http.Client | ||
| transport *http.Transport | ||
| } | ||
|
|
||
| // NewClient ... | ||
| func NewClient() *Client { | ||
| transport := &http.Transport{ | ||
| TLSClientConfig: &tls.Config{MaxVersion: tls.VersionTLS13}, | ||
| Proxy: http.ProxyFromEnvironment, | ||
| } | ||
| return &Client{ | ||
| Client: &http.Client{ | ||
| Transport: transport, | ||
| Timeout: time.Minute, | ||
| }, | ||
| transport: transport, | ||
| } | ||
| } | ||
|
|
||
| // SetProxy 设置代理 | ||
| func (c *Client) SetProxy(proxyURL string) error { | ||
| if c == nil || c.transport == nil { | ||
| return errors.New("pixiv client is nil") | ||
| } | ||
| proxyURL = strings.TrimSpace(proxyURL) | ||
| if proxyURL == "" { | ||
| c.transport.Proxy = http.ProxyFromEnvironment | ||
| return nil | ||
| } | ||
| u, err := url.Parse(proxyURL) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| c.transport.Proxy = http.ProxyURL(u) | ||
| return nil | ||
| } | ||
|
|
||
| // SearchPixivIllustrations ... | ||
| func (c *Client) SearchPixivIllustrations(accessToken, url string) (*model.RootEntity, error) { | ||
| req, err := http.NewRequest("GET", url, nil) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| req.Header.Set("Authorization", "Bearer "+accessToken) | ||
|
|
||
| req.Header.Set("User-Agent", "PixivAndroidApp/5.0.234 (Android 11; Pixel 5)") | ||
| req.Header.Set("App-OS", "android") | ||
| req.Header.Set("App-OS-Version", "11") | ||
| req.Header.Set("App-Version", "5.0.234") | ||
|
|
||
| req.Header.Set("Accept-Language", "en_US") | ||
| req.Header.Set("Referer", "https://app-api.pixiv.net/") | ||
| req.Header.Set("Connection", "keep-alive") | ||
|
|
||
| req.Host = "app-api.pixiv.net" | ||
|
|
||
| resp, err := c.Do(req) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| defer resp.Body.Close() | ||
|
|
||
| body, _ := io.ReadAll(resp.Body) | ||
| if resp.StatusCode != 200 { | ||
| return nil, errors.New("搜索失败: " + resp.Status + "\nbody: " + string(body)) | ||
| } | ||
|
|
||
| var result model.RootEntity | ||
| if err := json.Unmarshal(body, &result); err != nil { | ||
| return nil, err | ||
| } | ||
| return &result, nil | ||
| } | ||
|
|
||
| func (c *Client) fetchOnce(targetURL, referer string) ([]byte, int, error) { | ||
| req, err := http.NewRequest("GET", targetURL, nil) | ||
| if err != nil { | ||
| return nil, 0, err | ||
| } | ||
|
|
||
| req.Header.Set("Referer", referer) | ||
| req.Header.Set("User-Agent", "PixivAndroidApp/5.0.234 (Android 11; Pixel 5)") | ||
|
|
||
| resp, err := c.Do(req) | ||
| if err != nil { | ||
| return nil, 0, errors.New("请求失败: " + err.Error()) | ||
| } | ||
| defer resp.Body.Close() | ||
|
|
||
| data, err := io.ReadAll(resp.Body) | ||
| if err != nil { | ||
| return nil, resp.StatusCode, err | ||
| } | ||
|
|
||
| return data, resp.StatusCode, nil | ||
| } | ||
|
|
||
| // FetchPixivImage 直接从 Pixiv 下载图片 | ||
| func (c *Client) FetchPixivImage(illust model.IllustCache, url string) ([]byte, error) { | ||
| fmt.Println("下载", illust.PID) | ||
|
|
||
| if c == nil { | ||
| fmt.Println("FetchPixivImage called on nil IllustCache") | ||
| return nil, nil | ||
| } | ||
|
|
||
| data, status, err := c.fetchOnce(url, "https://www.pixiv.net/") | ||
| if err == nil && status == http.StatusOK { | ||
| return data, nil | ||
| } | ||
| if status == http.StatusNotFound { | ||
| return nil, &HTTPStatusError{StatusCode: status, URL: url} | ||
| } | ||
|
|
||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| if status != 0 { | ||
| return nil, &HTTPStatusError{StatusCode: status, URL: url} | ||
| } | ||
|
|
||
| return nil, errors.New("下载图片失败") | ||
| } | ||
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看笑了，这个illust变量的作用是？