Mercurial > gemma
view pkg/controllers/system.go @ 904:e4b72a199258
New default bottleneck colors
Mainly to make the stroke color one actually selectable in the ui.
In addition the pink does better match the collors used on the ECDIS layer.
author | Sascha Wilde <wilde@intevation.de> |
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date | Tue, 02 Oct 2018 13:34:59 +0200 |
parents | 83c271cb2344 |
children | a244b18cb916 |
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package controllers import ( "database/sql" "fmt" "io/ioutil" "net/http" "strings" "gemma.intevation.de/gemma/pkg/models" "github.com/gorilla/mux" ) const ( getFeatureColourSQL = `SELECT r,g,b,a FROM systemconf.feature_colours WHERE feature_name = $1 AND style_attr = $2` setFeatureColourSQL = `UPDATE systemconf.feature_colours SET (r, g, b, a) = ($3, $4, $5, $6) WHERE feature_name = $1 AND style_attr = $2` ) // System status end points func showSystemLog( _ interface{}, req *http.Request, _ *sql.Conn, ) (jr JSONResult, err error) { serviceName := mux.Vars(req)["service"] fileName := mux.Vars(req)["file"] // The following check is currently most likely unnecessary as I wasn't // able to inject a verbatim '/' via the middleware, but better be on // the safe site... if strings.Contains(fileName, "/") { err = JSONError{http.StatusBadRequest, "error: no slashes allowed in file name"} return } var path string switch serviceName { case "apache2", "postgresql": path = "/var/log/" + serviceName + "/" + fileName default: err = JSONError{http.StatusBadRequest, "error: invalid service: " + serviceName} return } var txt []byte if txt, err = ioutil.ReadFile(path); err != nil { return } jr = JSONResult{ Result: struct { Path string `json:"path"` Content string `json:"content"` }{path, string(txt)}, } return } // Map/Feature style end points func getFeatureStyle( _ interface{}, req *http.Request, db *sql.Conn, ) (jr JSONResult, err error) { feature := mux.Vars(req)["feature"] attr := mux.Vars(req)["attr"] c := models.Colour{} err = db.QueryRowContext( req.Context(), getFeatureColourSQL, feature, attr, ).Scan(&c.R, &c.G, &c.B, &c.A) switch { case err == sql.ErrNoRows: err = JSONError{ Code: http.StatusNotFound, Message: "Requestes style not found.", } return case err != nil: return } jr.Result = &struct { Colour models.Colour `json:"colour"` Code string `json:"code"` }{c, fmt.Sprintf("rgba(%d, %d, %d, %g)", c.R, c.G, c.B, c.A)} return } func setFeatureStyle( input interface{}, req *http.Request, db *sql.Conn, ) (jr JSONResult, err error) { feature := mux.Vars(req)["feature"] attr := mux.Vars(req)["attr"] c := input.(*models.Colour) if !c.IsValid() { err = JSONError{http.StatusBadRequest, "error: invalid colours"} return } var res sql.Result res, err = db.ExecContext( req.Context(), setFeatureColourSQL, feature, attr, c.R, c.G, c.B, c.A) if err != nil { return } if n, err2 := res.RowsAffected(); err2 == nil && n == 0 { err = JSONError{ Code: http.StatusNotFound, Message: "Requestes style not found.", } return } jr = JSONResult{ Code: http.StatusCreated, Result: struct { Result string `json:"result"` }{"success"}, } return }