grafana/pkg/plugins/frontend_plugin.go
2016-09-27 14:39:51 +02:00

82 lines
2.0 KiB
Go

package plugins
import (
"net/url"
"path"
"strings"
"github.com/grafana/grafana/pkg/setting"
"github.com/grafana/grafana/pkg/util"
)
type FrontendPluginBase struct {
PluginBase
}
func (fp *FrontendPluginBase) initFrontendPlugin() {
if isExternalPlugin(fp.PluginDir) {
StaticRoutes = append(StaticRoutes, &PluginStaticRoute{
Directory: fp.PluginDir,
PluginId: fp.Id,
})
}
fp.handleModuleDefaults()
fp.Info.Logos.Small = getPluginLogoUrl(fp.Type, fp.Info.Logos.Small, fp.BaseUrl)
fp.Info.Logos.Large = getPluginLogoUrl(fp.Type, fp.Info.Logos.Large, fp.BaseUrl)
for i := 0; i < len(fp.Info.Screenshots); i++ {
fp.Info.Screenshots[i].Path = evalRelativePluginUrlPath(fp.Info.Screenshots[i].Path, fp.BaseUrl)
}
}
func getPluginLogoUrl(pluginType, path, baseUrl string) string {
if path == "" {
return "public/img/icn-" + pluginType + ".svg"
}
return evalRelativePluginUrlPath(path, baseUrl)
}
func (fp *FrontendPluginBase) setPathsBasedOnApp(app *AppPlugin) {
appSubPath := strings.Replace(fp.PluginDir, app.PluginDir, "", 1)
fp.IncludedInAppId = app.Id
fp.BaseUrl = app.BaseUrl
if isExternalPlugin(app.PluginDir) {
fp.Module = util.JoinUrlFragments("plugins/"+app.Id, appSubPath) + "/module"
} else {
fp.Module = util.JoinUrlFragments("app/plugins/app/"+app.Id, appSubPath) + "/module"
}
}
func (fp *FrontendPluginBase) handleModuleDefaults() {
if isExternalPlugin(fp.PluginDir) {
fp.Module = path.Join("plugins", fp.Id, "module")
fp.BaseUrl = path.Join("public/plugins", fp.Id)
return
}
fp.IsCorePlugin = true
fp.Module = path.Join("app/plugins", fp.Type, fp.Id, "module")
fp.BaseUrl = path.Join("public/app/plugins", fp.Type, fp.Id)
}
func isExternalPlugin(pluginDir string) bool {
return !strings.Contains(pluginDir, setting.StaticRootPath)
}
func evalRelativePluginUrlPath(pathStr string, baseUrl string) string {
if pathStr == "" {
return ""
}
u, _ := url.Parse(pathStr)
if u.IsAbs() {
return pathStr
}
return path.Join(baseUrl, pathStr)
}