285 lines
8 KiB
Go
285 lines
8 KiB
Go
package main
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import (
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"database/sql"
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"encoding/json"
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"fmt"
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"log"
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"time"
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)
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func adminAuth(token string, next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if r.Header.Get("Authorization") == "Bearer "+token {
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next.ServeHTTP(w, r)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(http.StatusUnauthorized)
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w.Write([]byte(`{"error":"unauthorized"}`))
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})
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}
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func handleAdminPage() http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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http.ServeFile(w, r, "static/admin.html")
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}
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}
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type adminRepeatersResponse struct {
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Repeaters []Repeater `json:"repeaters"`
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Total int `json:"total"`
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Page int `json:"page"`
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PerPage int `json:"per_page"`
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}
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func handleAdminUpdateRepeater(db *sql.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodPut {
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http.Error(w, `{"error":"method not allowed"}`, http.StatusMethodNotAllowed)
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return
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}
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var rpt Repeater
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if err := json.NewDecoder(r.Body).Decode(&rpt); err != nil {
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http.Error(w, `{"error":"invalid request body"}`, http.StatusBadRequest)
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return
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}
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if rpt.ID <= 0 {
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http.Error(w, `{"error":"missing repeater id"}`, http.StatusBadRequest)
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return
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}
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if err := updateRepeater(db, rpt); err != nil {
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http.Error(w, `{"error":"update failed"}`, http.StatusInternalServerError)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.Write([]byte(`{"ok":true}`))
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}
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}
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func handleBMDevice() http.HandlerFunc {
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client := &http.Client{Timeout: 15 * time.Second}
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return func(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet {
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http.Error(w, `{"error":"method not allowed"}`, http.StatusMethodNotAllowed)
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return
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}
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id := r.URL.Query().Get("id")
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if id == "" {
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http.Error(w, `{"error":"missing id"}`, http.StatusBadRequest)
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return
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}
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if _, err := strconv.Atoi(id); err != nil {
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http.Error(w, `{"error":"invalid id"}`, http.StatusBadRequest)
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return
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}
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url := fmt.Sprintf("https://api.brandmeister.network/v2/device/%s", id)
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resp, err := client.Get(url)
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if err != nil {
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log.Printf("BM device proxy: HTTP error for %s: %v", id, err)
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http.Error(w, `{"error":"upstream request failed"}`, http.StatusBadGateway)
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return
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}
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defer resp.Body.Close()
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if resp.StatusCode == http.StatusNotFound {
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http.Error(w, `{"error":"device not found on BrandMeister"}`, http.StatusNotFound)
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return
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}
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if resp.StatusCode != http.StatusOK {
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log.Printf("BM device proxy: HTTP %d for %s", resp.StatusCode, id)
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http.Error(w, `{"error":"upstream error"}`, http.StatusBadGateway)
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return
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}
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var device bmDeviceResponse
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if err := json.NewDecoder(resp.Body).Decode(&device); err != nil {
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log.Printf("BM device proxy: decode error for %s: %v", id, err)
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http.Error(w, `{"error":"decode error"}`, http.StatusBadGateway)
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return
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}
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desc := device.Description
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if device.PriorityDescription != "" {
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if desc != "" {
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desc = device.PriorityDescription + "\n" + desc
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} else {
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desc = device.PriorityDescription
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}
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}
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desc = stripHTML(desc)
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(map[string]interface{}{
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"last_seen": device.LastSeen,
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"status": device.Status,
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"status_text": device.StatusText,
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"hardware": device.Hardware,
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"firmware": device.Firmware,
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"pep": device.Pep,
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"agl": device.Agl,
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"website": device.Website,
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"description": desc,
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"tx": device.Tx,
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"rx": device.Rx,
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"last_known_master": device.LastKnownMaster,
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})
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}
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}
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func handleAdminRepeaters(db *sql.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet {
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http.Error(w, `{"error":"method not allowed"}`, http.StatusMethodNotAllowed)
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return
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}
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q := r.URL.Query()
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page := 1
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if v := q.Get("page"); v != "" {
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if p, err := strconv.Atoi(v); err == nil && p > 0 {
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page = p
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}
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}
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perPage := 50
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if v := q.Get("per_page"); v != "" {
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if p, err := strconv.Atoi(v); err == nil && p > 0 {
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perPage = p
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}
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}
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if perPage > 200 {
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perPage = 200
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}
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search := strings.TrimSpace(q.Get("q"))
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filters, filterMode := parseAdminFilters(q)
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repeaters, total, err := queryAdminRepeaters(db, search, page, perPage, filters, filterMode)
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if err != nil {
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http.Error(w, `{"error":"database query failed"}`, http.StatusInternalServerError)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(adminRepeatersResponse{
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Repeaters: repeaters,
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Total: total,
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Page: page,
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PerPage: perPage,
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})
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}
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}
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func handleAdminSaveBMData(db *sql.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodPut {
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http.Error(w, `{"error":"method not allowed"}`, http.StatusMethodNotAllowed)
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return
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}
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var payload struct {
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ID int `json:"id"`
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LastSeen string `json:"last_seen"`
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BmStatus *int `json:"bm_status"`
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BmStatusText string `json:"bm_status_text"`
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Hardware string `json:"hardware"`
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Firmware string `json:"firmware"`
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Pep int `json:"pep"`
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Agl int `json:"agl"`
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Website string `json:"website"`
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Description string `json:"description"`
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LastKnownMaster int `json:"last_known_master"`
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}
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if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
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http.Error(w, `{"error":"invalid request body"}`, http.StatusBadRequest)
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return
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}
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if payload.ID <= 0 {
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http.Error(w, `{"error":"missing id"}`, http.StatusBadRequest)
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return
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}
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var lastSeen *time.Time
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if payload.LastSeen != "" {
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if t, err := time.Parse("2006-01-02 15:04:05", payload.LastSeen); err == nil {
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lastSeen = &t
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}
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}
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_, err := db.Exec(`UPDATE repeaters SET
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last_seen=$1, bm_status=$2, bm_status_text=$3,
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hardware=$4, firmware=$5, pep=$6, agl=$7,
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website=$8, description=$9, last_polled=NOW()
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WHERE id=$10`,
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lastSeen, payload.BmStatus, payload.BmStatusText,
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payload.Hardware, payload.Firmware, payload.Pep, payload.Agl,
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payload.Website, payload.Description, payload.ID)
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if err != nil {
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log.Printf("Admin save BM data: update failed for %d: %v", payload.ID, err)
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http.Error(w, `{"error":"update failed"}`, http.StatusInternalServerError)
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return
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}
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// Add Brandmeister tag if valid master server
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if payload.LastKnownMaster != 0 && payload.LastKnownMaster != 9999 {
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db.Exec(`UPDATE repeaters SET networks = array_append(networks, 'Brandmeister')
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WHERE id = $1 AND NOT networks @> ARRAY['Brandmeister']`, payload.ID)
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}
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w.Header().Set("Content-Type", "application/json")
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w.Write([]byte(`{"ok":true}`))
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}
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}
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func handleAdminRemoveBMTag(db *sql.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodPut {
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http.Error(w, `{"error":"method not allowed"}`, http.StatusMethodNotAllowed)
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return
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}
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var payload struct {
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ID int `json:"id"`
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}
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if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
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http.Error(w, `{"error":"invalid request body"}`, http.StatusBadRequest)
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return
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}
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if payload.ID <= 0 {
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http.Error(w, `{"error":"missing id"}`, http.StatusBadRequest)
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return
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}
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_, err := db.Exec(`UPDATE repeaters SET networks = array_remove(networks, 'Brandmeister'), last_polled=NOW() WHERE id = $1`, payload.ID)
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if err != nil {
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http.Error(w, `{"error":"update failed"}`, http.StatusInternalServerError)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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w.Write([]byte(`{"ok":true}`))
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}
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}
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func parseAdminFilters(q url.Values) ([]Filter, string) {
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mode := q.Get("filter_mode")
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if mode != "or" {
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mode = "and"
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}
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raw := q.Get("filters")
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if raw == "" {
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return nil, mode
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}
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var filters []Filter
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json.Unmarshal([]byte(raw), &filters)
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return filters, mode
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}
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