diff options
Diffstat (limited to '')
| -rw-r--r-- | endpoint_export_choices.go (renamed from endpoint_export.go) | 4 | ||||
| -rw-r--r-- | endpoint_export_students.go | 141 | ||||
| -rw-r--r-- | main.go | 3 | ||||
| -rw-r--r-- | templates/staff.html | 3 |
4 files changed, 147 insertions, 4 deletions
diff --git a/endpoint_export.go b/endpoint_export_choices.go index 3c8c36e..890f170 100644 --- a/endpoint_export.go +++ b/endpoint_export_choices.go @@ -27,7 +27,7 @@ import ( "strings" ) -func handleExport(w http.ResponseWriter, req *http.Request) { +func handleExportChoices(w http.ResponseWriter, req *http.Request) { _, _, department, err := getUserInfoFromRequest(req) if err != nil { wstr( @@ -159,7 +159,7 @@ func handleExport(w http.ResponseWriter, req *http.Request) { } w.Header().Set("Content-Type", "text/csv; charset=utf-8") - w.Header().Set("Content-Disposition", "attachment;filename=cca.csv") + w.Header().Set("Content-Disposition", "attachment;filename=cca_choices.csv") csvWriter := csv.NewWriter(w) err = csvWriter.Write([]string{ "Student Name", diff --git a/endpoint_export_students.go b/endpoint_export_students.go new file mode 100644 index 0000000..75f9150 --- /dev/null +++ b/endpoint_export_students.go @@ -0,0 +1,141 @@ +/* + * Staff page + * + * Copyright (C) 2024 Runxi Yu <https://runxiyu.org> + * SPDX-License-Identifier: AGPL-3.0-or-later + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +package main + +import ( + "encoding/csv" + "fmt" + "net/http" + "strconv" +) + +func handleExportStudents(w http.ResponseWriter, req *http.Request) { + _, _, department, err := getUserInfoFromRequest(req) + if err != nil { + wstr( + w, + http.StatusInternalServerError, + fmt.Sprintf("Error: %v", err), + ) + } + if department != staffDepartment { + wstr( + w, + http.StatusForbidden, + "You are not authorized to view this page", + ) + return + } + + rows, err := db.Query(req.Context(), "SELECT name, email, department, confirmed FROM users") + if err != nil { + wstr( + w, + http.StatusInternalServerError, + "Unexpected database error", + ) + return + } + output := make([][]string, 0) + for { + if !rows.Next() { + err := rows.Err() + if err != nil { + wstr( + w, + http.StatusInternalServerError, + "Unexpected database error", + ) + return + } + break + } + var currentUserName, currentEmail, currentDepartment string + var currentConfirmed bool + err := rows.Scan( + ¤tUserName, + ¤tEmail, + ¤tDepartment, + ¤tConfirmed, + ) + if err != nil { + wstr( + w, + http.StatusInternalServerError, + "Unexpected database error", + ) + return + } + + if currentDepartment == staffDepartment { + continue + } + + output = append( + output, + []string{ + currentUserName, + currentEmail, + currentDepartment, + strconv.FormatBool(currentConfirmed), + }, + ) + } + + w.Header().Set("Content-Type", "text/csv; charset=utf-8") + w.Header().Set("Content-Disposition", "attachment;filename=cca_students.csv") + csvWriter := csv.NewWriter(w) + err = csvWriter.Write([]string{ + "Student Name", + "Student ID", + "Grade/Year", + "Group/Activity", + "Container", + "Section ID", + "Course ID", + }) + if err != nil { + wstr( + w, + http.StatusInternalServerError, + "Error writing output", + ) + return + } + err = csvWriter.WriteAll(output) + if err != nil { + wstr( + w, + http.StatusInternalServerError, + "Error writing output", + ) + return + } + csvWriter.Flush() + if csvWriter.Error() != nil { + wstr( + w, + http.StatusInternalServerError, + "Error occurred flushing output", + ) + return + } +} @@ -117,7 +117,8 @@ func main() { log.Println("Registering handlers") http.HandleFunc("/{$}", handleIndex) - http.HandleFunc("/export", handleExport) + http.HandleFunc("/export/choices", handleExportChoices) + http.HandleFunc("/export/students", handleExportStudents) http.HandleFunc("/auth", handleAuth) http.HandleFunc("/ws", handleWs) http.HandleFunc("/state/{s}", handleState) diff --git a/templates/staff.html b/templates/staff.html index a8bab1a..3ed6f3e 100644 --- a/templates/staff.html +++ b/templates/staff.html @@ -48,7 +48,8 @@ </p> </div> <div class="reading-width"> - <p><a href="./export" class="btn-normal btn">Export all choices as a spreadsheet</a></p> + <p><a href="./export/choices" class="btn-normal btn">Export all choices as a spreadsheet</a></p> + <p><a href="./export/students" class="btn-normal btn">Export student confirmed status as a spreadsheet</a></p> {{- if ge .State 1 }} <p><a href="./state/0" class="btn-danger btn">Disable student access</a></p> {{- if ge .State 2 }} |