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#!/usr/bin/python3
"""
Adds additional manually-picked events to the database
"""
# For unit testing, resolve imports of modules within this directory
import os
import sys
parentDir = os.path.dirname(os.path.realpath(__file__))
sys.path.append(parentDir)
import argparse
import json, sqlite3
from gen_imgs import convertImage
from cal import SCALES, dbDateToHistDate, dateToUnit
PICKED_DIR = 'picked'
PICKED_EVT_FILE = 'events.json'
DB_FILE = 'data.db'
IMG_OUT_DIR = 'img'
def genData(pickedDir: str, pickedEvtFile: str, dbFile: str, imgOutDir: str, scales: list[int]) -> None:
dbCon = sqlite3.connect(dbFile)
dbCur = dbCon.cursor()
with open(os.path.join(pickedDir, pickedEvtFile)) as f:
eventsToAdd = json.load(f)
nextId = -1
for event in eventsToAdd:
eventId = event['id'] if 'id' in event else None
title = event['title'] if 'title' in event else None
if eventId is None and title is None:
print(f'ERROR: Entry with no ID or title: {event}')
break
doAdd = eventId is None and len(event) > 1
doModify = eventId is not None and len(event) > 1
doDelete = not doModify and not doAdd
if doAdd:
print(f'Adding event with title "{title}"')
dbCur.execute('INSERT INTO events VALUES (?, ?, ?, ?, ?, ?, ?, ?)',
(nextId, event['title'], event['start'], event['start_upper'], event['end'], event['end_upper'],
event['fmt'], event['ctg']))
# Update image, description, and popularity tables
if 'image' in event:
print('> Adding image')
image = event['image']
outFile = os.path.join(imgOutDir, str(nextId) + '.jpg')
success = convertImage(os.path.join(pickedDir, image['file']), outFile)
if not success:
print('ERROR: Conversion failed')
break
dbCur.execute('INSERT INTO images VALUES (?, ?, ?, ?, ?)',
(nextId, image['url'], image['license'], image['artist'], image['credit']))
dbCur.execute('INSERT INTO event_imgs VALUES (?, ?)', (nextId, nextId))
if 'desc' in event:
dbCur.execute('INSERT INTO descs VALUES (?, ?, ?)', (nextId, nextId, event['desc']))
dbCur.execute('INSERT INTO pop VALUES (?, ?)', (nextId, event['pop']))
# Update event distribution tables
for scale in scales:
unit = dateToUnit(dbDateToHistDate(event['start'], event['fmt']), scale)
if dbCur.execute('SELECT count FROM dist WHERE scale = ? AND unit = ?', (scale, unit)).fetchone():
dbCur.execute('UPDATE dist SET count = count + 1 WHERE scale = ? AND unit = ?', (scale, unit))
else:
dbCur.execute('INSERT INTO dist VALUES (?, ?, ?)', (scale, unit, 1))
dbCur.execute('INSERT INTO event_disp VALUES (?, ?, ?)', (nextId, scale, unit))
nextId -= 1
elif doDelete:
if eventId:
print(f'Deleting event with ID {eventId}')
row = dbCur.execute('SELECT id, start, fmt FROM events WHERE id = ?', (eventId,)).fetchone()
else:
print(f'Deleting event with title "{title}"')
row = dbCur.execute('SELECT id, start, fmt FROM events WHERE title = ?', (title,)).fetchone()
if row is None:
print(f'ERROR: Could not find event with title {title}')
break
eventId, eventStart, eventFmt = row
# Note: Intentionally not deleting entries or files for images that become unused.
dbCur.execute('DELETE FROM events WHERE id = ?', (eventId,))
dbCur.execute('DELETE FROM pop WHERE id = ?', (eventId,))
dbCur.execute('DELETE FROM descs WHERE id = ?', (eventId,))
dbCur.execute('DELETE FROM event_imgs WHERE id = ?', (eventId,))
for scale in scales:
unit = dateToUnit(dbDateToHistDate(eventStart, eventFmt), scale)
(oldCount,) = dbCur.execute(
'SELECT count FROM dist WHERE scale = ? AND unit = ?', (scale, unit)).fetchone()
if oldCount == 1:
dbCur.execute('DELETE FROM dist WHERE scale = ? AND unit = ?', (scale, unit))
else:
dbCur.execute('UPDATE dist SET count = count - 1 WHERE scale = ? AND unit = ?', (scale, unit))
dbCur.execute('DELETE FROM event_disp WHERE id = ?', (eventId,))
else: # doModify
# Note: Intentionally not updating 'event_disp' table to account for 'indirect event displayability'
print(f'Modifying event with ID {eventId}')
row = dbCur.execute('SELECT start, fmt FROM events WHERE id = ?', (eventId,)).fetchone()
if row is None:
print(f'ERROR: Could not find event with ID {eventId}')
break
oldStart, oldFmt = row
for field in ['title', 'start', 'start_upper', 'end', 'end_upper', 'fmt', 'ctg']:
if field in event:
dbCur.execute(f'UPDATE events SET {field} = ? WHERE id = ?', (event[field], eventId,))
if 'image' in event:
print('> Adding image')
image = event['image']
outFile = os.path.join(imgOutDir, str(nextId) + '.jpg')
success = convertImage(os.path.join(pickedDir, image['file']), outFile)
if not success:
print('ERROR: Conversion failed')
break
dbCur.execute('INSERT INTO images VALUES (?, ?, ?, ?, ?)',
(nextId, image['url'], image['license'], image['artist'], image['credit']))
if dbCur.execute('SELECT img_id FROM event_imgs WHERE id = ?', (eventId,)).fetchone():
dbCur.execute('UPDATE event_imgs SET img_id = ? WHERE id = ?', (nextId, eventId))
# Note: Intentionally not deleting entries or files for images that become unused.
else:
dbCur.execute('INSERT INTO event_imgs VALUES (?, ?)', (eventId, nextId))
if 'desc' in event:
if dbCur.execute('SELECT desc FROM descs WHERE id = ?', (eventId,)).fetchone():
dbCur.execute('UPDATE event_imgs SET desc = ? WHERE id = ?', (event['desc'], eventId))
else:
dbCur.execute('INSERT INTO descs VALUES (?, ?)', (eventId, event['desc']))
if 'pop' in event:
if dbCur.execute('SELECT pop FROM pop WHERE id = ?', (eventId,)).fetchone():
dbCur.execute('UPDATE pop SET pop = ? WHERE id = ?', (event['pop'], eventId))
else:
dbCur.execute('INSERT INTO pop VALUES (?, ?)', (eventId, event['pop']))
if 'start' in event:
# Remove old distribution data
for scale in scales:
unit = dateToUnit(dbDateToHistDate(oldStart, oldFmt), scale)
(oldCount,) = dbCur.execute(
'SELECT count FROM dist WHERE scale = ? AND unit = ?', (scale, unit)).fetchone()
if oldCount == 1:
dbCur.execute('DELETE FROM dist WHERE scale = ? AND unit = ?', (scale, unit))
else:
dbCur.execute('UPDATE dist SET count = count - 1 WHERE scale = ? AND unit = ?', (scale, unit))
dbCur.execute('DELETE FROM event_disp WHERE id = ?', (eventId,))
# Add new distribution data
newFmt = event['fmt'] if 'fmt' in event else oldFmt
for scale in scales:
unit = dateToUnit(dbDateToHistDate(event['start'], newFmt), scale)
if dbCur.execute('SELECT count FROM dist WHERE scale = ? AND unit = ?', (scale, unit)).fetchone():
dbCur.execute('UPDATE dist SET count = count + 1 WHERE scale = ? AND unit = ?', (scale, unit))
else:
dbCur.execute('INSERT INTO dist VALUES (?, ?, ?)', (scale, unit, 1))
dbCur.execute('INSERT INTO event_disp VALUES (?, ?, ?)', (eventId, scale, unit))
nextId -= 1
dbCon.commit()
dbCon.close()
if __name__ == '__main__':
parser = argparse.ArgumentParser(description=__doc__, formatter_class=argparse.RawDescriptionHelpFormatter)
args = parser.parse_args()
genData(PICKED_DIR, PICKED_EVT_FILE, DB_FILE, IMG_OUT_DIR, SCALES)
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