# -*- coding: utf-8 -*-
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# Generated by Django 1.11.1 on 2017-07-07 18:05
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from __future__ import unicode_literals
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import django.contrib.postgres.fields
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import os
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from django.db import migrations, models
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from webodm import settings
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ASSETS_MAP = {
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'all.zip': 'all.zip',
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'orthophoto.tif': os.path.join('odm_orthophoto', 'odm_orthophoto.tif'),
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'orthophoto.png': os.path.join('odm_orthophoto', 'odm_orthophoto.png'),
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'orthophoto.mbtiles': os.path.join('odm_orthophoto', 'odm_orthophoto.mbtiles'),
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'georeferenced_model.las': os.path.join('odm_georeferencing', 'odm_georeferenced_model.las'),
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'georeferenced_model.laz': os.path.join('odm_georeferencing', 'odm_georeferenced_model.laz'),
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'georeferenced_model.ply': os.path.join('odm_georeferencing', 'odm_georeferenced_model.ply'),
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'georeferenced_model.csv': os.path.join('odm_georeferencing', 'odm_georeferenced_model.csv'),
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'textured_model.zip': {
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'deferred_path': 'textured_model.zip',
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'deferred_compress_dir': 'odm_texturing'
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},
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'dtm.tif': os.path.join('odm_dem', 'dtm.tif'),
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'dsm.tif': os.path.join('odm_dem', 'dsm.tif'),
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'dtm_tiles.zip': {
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'deferred_path': 'dtm_tiles.zip',
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'deferred_compress_dir': 'dtm_tiles'
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},
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'dsm_tiles.zip': {
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'deferred_path': 'dsm_tiles.zip',
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'deferred_compress_dir': 'dsm_tiles'
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},
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'orthophoto_tiles.zip': {
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'deferred_path': 'orthophoto_tiles.zip',
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'deferred_compress_dir': 'orthophoto_tiles'
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},
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}
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def assets_path(project_id, task_id, *args):
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return os.path.join(settings.MEDIA_ROOT,
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"project",
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str(project_id),
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"task",
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str(task_id),
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"assets",
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*args)
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def is_asset_available_slow(t, asset):
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if asset in ASSETS_MAP:
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value = ASSETS_MAP[asset]
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if isinstance(value, str):
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return os.path.exists(assets_path(t.project.id, t.id, value))
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elif isinstance(value, dict):
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if 'deferred_compress_dir' in value:
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return os.path.exists(assets_path(t.project.id, t.id, value['deferred_compress_dir']))
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return False
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def detect_available_assets(apps, schema_editor):
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Task = apps.get_model('app', 'Task')
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for t in Task.objects.all():
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print("Updating {}".format(t))
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all_assets = list(ASSETS_MAP.keys())
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t.available_assets = [asset for asset in all_assets if is_asset_available_slow(t, asset)]
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t.save()
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class Migration(migrations.Migration):
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dependencies = [
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('app', '0023_task_running_progress'),
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]
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operations = [
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migrations.RunPython(detect_available_assets),
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]
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