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95 lines
2.8 KiB
Go
95 lines
2.8 KiB
Go
package v1
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import (
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"context"
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"net/http"
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"github.com/gin-gonic/gin"
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"github.com/yusing/godoxy/internal/homepage"
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"github.com/yusing/godoxy/internal/route/routes"
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apitypes "github.com/yusing/goutils/apitypes"
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_ "unsafe"
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)
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type GetFavIconRequest struct {
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URL string `form:"url" binding:"required_without=Alias"`
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Alias string `form:"alias" binding:"required_without=URL"`
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} // @name GetFavIconRequest
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// @x-id "favicon"
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// @BasePath /api/v1
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// @Summary Get favicon
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// @Description Get favicon
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// @Tags v1
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// @Accept json
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// @Produce image/svg+xml,image/x-icon,image/png,image/webp
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// @Param url query string false "URL of the route"
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// @Param alias query string false "Alias of the route"
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// @Success 200 {array} homepage.FetchResult
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// @Failure 400 {object} apitypes.ErrorResponse "Bad Request: alias is empty or route is not HTTPRoute"
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// @Failure 403 {object} apitypes.ErrorResponse "Forbidden: unauthorized"
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// @Failure 404 {object} apitypes.ErrorResponse "Not Found: route or icon not found"
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// @Failure 500 {object} apitypes.ErrorResponse "Internal Server Error: internal error"
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// @Router /favicon [get]
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func FavIcon(c *gin.Context) {
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var request GetFavIconRequest
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if err := c.ShouldBindQuery(&request); err != nil {
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c.JSON(http.StatusBadRequest, apitypes.Error("invalid request", err))
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return
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}
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// try with url
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if request.URL != "" {
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var iconURL homepage.IconURL
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if err := iconURL.Parse(request.URL); err != nil {
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c.JSON(http.StatusBadRequest, apitypes.Error("invalid url", err))
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return
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}
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fetchResult, err := homepage.FetchFavIconFromURL(c.Request.Context(), &iconURL)
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if err != nil {
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homepage.GinFetchError(c, fetchResult.StatusCode, err)
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return
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}
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c.Data(fetchResult.StatusCode, fetchResult.ContentType(), fetchResult.Icon)
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return
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}
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// try with alias
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result, err := GetFavIconFromAlias(c.Request.Context(), request.Alias)
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if err != nil {
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homepage.GinFetchError(c, result.StatusCode, err)
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return
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}
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c.Data(result.StatusCode, result.ContentType(), result.Icon)
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}
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//go:linkname GetFavIconFromAlias v1.GetFavIconFromAlias
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func GetFavIconFromAlias(ctx context.Context, alias string) (homepage.FetchResult, error) {
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// try with route.Icon
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r, ok := routes.HTTP.Get(alias)
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if !ok {
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return homepage.FetchResultWithErrorf(http.StatusNotFound, "route not found")
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}
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var (
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result homepage.FetchResult
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err error
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)
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hp := r.HomepageItem()
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if hp.Icon != nil {
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if hp.Icon.IconSource == homepage.IconSourceRelative {
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result, err = homepage.FindIcon(ctx, r, *hp.Icon.FullURL)
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} else {
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result, err = homepage.FetchFavIconFromURL(ctx, hp.Icon)
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}
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} else {
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// try extract from "link[rel=icon]"
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result, err = homepage.FindIcon(ctx, r, "/")
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}
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if result.StatusCode == 0 {
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result.StatusCode = http.StatusOK
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}
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return result, err
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}
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