importToMbtiles

import sqlite3, sys, logging, time, os, json, zlib, re

'''
MapDBImporter-latest -f png -mName "World Light" -mDescription "A simple, light grey world map" -s "F:googlemapzoom" -d "F:googlemapmbtiles.sqlite"
'''
#mbtiles_file = r"F:\google\map\mbtiles.sqlite"
mbtiles_file = r"D:\mbtiles.sqlite"
conn = sqlite3.connect(mbtiles_file)
cur = conn.cursor()

'''
cur.execute("create table tiles ( zoom_level integer,  tile_column integer,  tile_row integer,  tile_data blob); ")

cur.execute("create table metadata(name text, value text);")

cur.execute("CREATE TABLE grids (zoom_level integer, tile_column integer, tile_row integer, grid blob);")

cur.execute("CREATE TABLE grid_data (zoom_level integer, tile_column integer, tile_row integer, key_name text, key_json text);")

cur.execute("create unique index name on metadata (name);")

cur.execute("create unique index tile_index on tiles(zoom_level, tile_column, tile_row);")
'''

'''
name = "format"
value = "png"
cur.execute('insert into metadata (name, value) values (?, ?)', (name, value))

name = "name"
value = "world"
cur.execute('insert into metadata (name, value) values (?, ?)', (name, value))

name = "description"
value = "Metadata Information"
cur.execute('insert into metadata (name, value) values (?, ?)', (name, value))

name = "version"
value = "3"
cur.execute('insert into metadata (name, value) values (?, ?)', (name, value))
conn.commit()
#
'''

#cur.execute('delete from tiles')

def getDirs(path):
     return [name for name in os.listdir(path) if os.path.isdir(os.path.join(path, name))]

directory_path = r"E:\google\en\map"
count = 0
for zoomDir in getDirs(directory_path):
     print("start level: " + zoomDir)
     z = int(zoomDir)
     for columnDir in getDirs(os.path.join(directory_path, zoomDir)):
         x = int(columnDir)
         for current_file in os.listdir(os.path.join(directory_path, zoomDir, columnDir)):
             file_name, ext = current_file.split('.', 1)
             y = int(file_name)
             f = open(os.path.join(directory_path, zoomDir, columnDir, current_file), 'rb')
             file_content = f.read()
             f.close()
             #
             cur.execute("insert into tiles (zoom_level, tile_column, tile_row, tile_data) values(?, ?, ?, ?);", (z, x, y, sqlite3.Binary(file_content)))
             count = count + 1
             if count > 1500:
                 count = 0
                 conn.commit()
     conn.commit()
     conn.commit()
     print("finish level: " + zoomDir)

conn.commit()
conn.commit()
conn.close()