From 67fa26a0b15689e62f59bf568dc02a2104101c67 Mon Sep 17 00:00:00 2001
From: Valentin Korenjak <valentin@korenjak.si>
Date: Sat, 21 Mar 2026 11:24:43 +0100
Subject: [PATCH] =?UTF-8?q?Osve=C5=BEevanje=20baze=20besedil=20preko=20web?=
 =?UTF-8?q?-a=20#5?=
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---
 projector.py  | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++-
 settings.json |  3 +-
 2 files changed, 82 insertions(+), 2 deletions(-)

diff --git a/projector.py b/projector.py
index ab4690d..ad1aa9a 100755
--- a/projector.py
+++ b/projector.py
@@ -11,6 +11,8 @@ import sys
 import ctypes
 import tkinter.messagebox as messagebox
 from web.server import start_server_thread
+import urllib.request
+import tempfile
 
 DB_PATH = 'songs.db'
 SETTINGS_PATH = 'settings.json'
@@ -50,7 +52,8 @@ class SongProjector:
             "screen_width_percent": 60,
             "font_bold": True,
             "show_song_info": True,
-            "split_by_stanza": False                # TODO: mogoče nekoč (prelom po kitici namesto po višini)
+            "split_by_stanza": False,                # TODO: mogoče nekoč (prelom po kitici namesto po višini)
+            "db_update_url": ""
         }
 
         if not os.path.exists(SETTINGS_PATH):
@@ -302,6 +305,9 @@ class SongProjector:
             subprocess.Popen([sys.executable, os.path.join(BASE_DIR, "add_song.py")])           # fixme: novi proces ne dobi stdin-a; predelati na tkinter aplikacijo?
             self.exit_program()
             return
+        elif self.song_number == "9901":
+            self.update_songs_database()
+            return
 
         try:
             song_id = int(self.song_number)
@@ -505,6 +511,79 @@ class SongProjector:
         else:
             self.label.config(text="Ni zadetkov.")
 
+    # ------------------------------------------------------
+    #  Posodobitev baze pesmi
+    # ------------------------------------------------------
+    def update_songs_database(self):
+        url = self.settings.get("db_update_url", "").strip()
+        if not url:
+            msg = "URL za posodobitev ni nastavljen v settings.json."
+            print(msg)
+            self.label.config(text=msg)
+            self.song_number = ""
+            return
+
+        msg = f"Prenašam posodobitev iz: {url}..."
+        print(msg)
+        self.label.config(text=msg)
+        self.root.update()
+
+        temp_db_path = None
+        try:
+            # Prenos datoteke
+            with tempfile.NamedTemporaryFile(delete=False) as tmp_file:
+                temp_db_path = tmp_file.name
+                with urllib.request.urlopen(url) as response:
+                    tmp_file.write(response.read())
+
+            # Preverjanje integritete
+            print("Preverjam integriteto prenesene baze...")
+            check_conn = sqlite3.connect(temp_db_path)
+            check_cursor = check_conn.cursor()
+            
+            # PRAGMA integrity_check
+            check_cursor.execute("PRAGMA integrity_check")
+            integrity_result = check_cursor.fetchone()[0]
+            if integrity_result != "ok":
+                raise Exception(f"Integriteta baze ni OK: {integrity_result}")
+
+            # Preverjanje obstoja tabele songs
+            check_cursor.execute("SELECT name FROM sqlite_master WHERE type='table' AND name='songs'")
+            if not check_cursor.fetchone():
+                raise Exception("Tabela 'songs' ne obstaja v preneseni bazi.")
+
+            # Upsert v trenutno bazo
+            print("Izvajam upsert v lokalno bazo...")
+            check_cursor.execute("SELECT id, title, lyrics FROM songs")
+            new_songs = check_cursor.fetchall()
+            
+            upsert_count = 0
+            for song_id, title, lyrics in new_songs:
+                self.cursor.execute("""
+                    INSERT INTO songs (id, title, lyrics) VALUES (?, ?, ?)
+                    ON CONFLICT(id) DO UPDATE SET title=excluded.title, lyrics=excluded.lyrics
+                """, (song_id, title, lyrics))
+                upsert_count += 1
+            
+            self.conn.commit()
+            check_conn.close()
+
+            final_msg = f"Posodobitev uspešna! Posodobljenih/dodanih {upsert_count} pesmi."
+            print(final_msg)
+            self.label.config(text=final_msg)
+
+        except Exception as e:
+            error_msg = f"Napaka pri posodobitvi: {e}"
+            print(error_msg)
+            self.label.config(text=error_msg)
+        finally:
+            if temp_db_path and os.path.exists(temp_db_path):
+                try:
+                    os.remove(temp_db_path)
+                except:
+                    pass
+            self.song_number = ""
+
     # ------------------------------------------------------
     #  Izhod
     # ------------------------------------------------------
diff --git a/settings.json b/settings.json
index 1a09da9..b6793d2 100644
--- a/settings.json
+++ b/settings.json
@@ -7,5 +7,6 @@
     "font_bold": false,
     "show_song_info": true,
     "split_by_stanza": false,
-    "web_port": 5000
+    "web_port": 5000,
+    "db_update_url": "https://k5c.korenjak.si/s/dKeE6eXMmBPteQF/download"
 }