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populatedb_emoji.py
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populatedb_emoji.py
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import mysql.connector
from local_config import db_config
from emojipedia.emojipedia import Emojipedia,EMOJI_CATEGORIES
from emoji_data import Unicode_Emoji_Data
# Connect to the database
cnx = mysql.connector.connect(user=db_config['user'],
host=db_config['host'],
password=db_config['password'],
database=db_config['database'],
use_unicode=True)
cursor = cnx.cursor()
# Enforce UTF-8 for the connection.
cursor.execute('SET NAMES utf8mb4')
cursor.execute("SET CHARACTER SET utf8mb4")
cursor.execute("SET character_set_connection=utf8mb4")
# Write all data definition queries to a file to be able to recreate the database without scraping
with open('database/data/insert_emoji.sql','w', encoding='utf-8') as db_file:
# -------- EMOJI VERSIONS --------
print("Inserting EMOJI VERSIONS")
insert_emoji_version_query = ("INSERT INTO emoji_versions "
"(emoji_version_id,emoji_version,emoji_version_name,emojipedia_url_ext) "
"VALUES (%(id)s, %(version)s, %(name)s, %(url)s);")
emoji_version_list = []
num_versions = len(Unicode_Emoji_Data.EMOJI_VERSIONS)
emoji_version_index = 1
for i in range(0,num_versions):
version,name = Unicode_Emoji_Data.EMOJI_VERSIONS[i]
version_url_ext = name.replace(' ','-').lower()
cur_dict = {'id':emoji_version_index,
'version':version,
'name':name,
'url':version_url_ext}
emoji_version_list.append(cur_dict)
cursor.execute(insert_emoji_version_query,cur_dict)
print(cursor.statement,file=db_file)
emoji_version_index += 1
print(file=db_file)
cnx.commit()
print("- Completed -")
print()
# -------- CODEPOINTS --------
print("Inserting CODEPOINTS")
insert_codepoint_query = ("INSERT INTO codepoints "
"(codepoint_id,codepoint,isComponent,isModifier,isModifierBase) "
"VALUES (%(id)s, %(codepoint)s, %(isComponent)s, %(isModifier)s, %(isModifierBase)s);")
codepoint_dict = {}
codepoint_index = 1
for codepoint in Unicode_Emoji_Data.EMOJI:
isComponent = codepoint in Unicode_Emoji_Data.EMOJI_COMPONENTS
isModifier = codepoint in Unicode_Emoji_Data.EMOJI_MODIFIERS
isModifierBase = codepoint in Unicode_Emoji_Data.EMOJI_MODIFIER_BASES
cur_dict = {'id':codepoint_index,
'codepoint':codepoint,
'isComponent':isComponent,
'isModifier':isModifier,
'isModifierBase':isModifierBase}
codepoint_dict[codepoint] = cur_dict
cursor.execute(insert_codepoint_query,cur_dict)
print(cursor.statement,file=db_file)
codepoint_index += 1
for codepoint in Unicode_Emoji_Data.EMOJI_COMPONENTS:
if codepoint not in codepoint_dict:
isModifier = codepoint in Unicode_Emoji_Data.EMOJI_MODIFIERS
isModifierBase = codepoint in Unicode_Emoji_Data.EMOJI_MODIFIER_BASES
cur_dict = {'id':codepoint_index,
'codepoint':codepoint,
'isComponent':True,
'isModifier':isModifier,
'isModifierBase':isModifierBase}
codepoint_dict[codepoint] = cur_dict
cursor.execute(insert_codepoint_query,cur_dict)
print(cursor.statement,file=db_file)
codepoint_index += 1
print(file=db_file)
cnx.commit()
print("- Completed -")
print()
# -------- EMOJI & EMOJI CODEPOINTS --------
print('Creating emoji category dictionary')
# Create Emojipedia emoji category dictionary
emoji_category_dict = {}
category_count = {}
for category in EMOJI_CATEGORIES:
category_emoji = Emojipedia.category(category)
#print(category,": ",len(category_emoji))
category_count[category] = {'count':0, 'total':len(category_emoji)}
for emoji in category_emoji:
emoji_category_dict[emoji.title] = category
print('- Completed -')
print()
print('Getting complete list of emoji (from emoji version pages)')
# Get all the emoji
emoji_lists = []
for emoji_version in emoji_version_list:
emojis = Emojipedia.all_by_emoji_version(emoji_version["url"])
print('Num emoji in version {0}: {1}'.format(emoji_version["name"],len(emojis)))
emoji_lists.append((emoji_version["id"], emojis))
print('- Completed -')
print()
print('Inserting EMOJI & EMOJI CODEPOINTS')
insert_emoji_query = ("INSERT INTO emoji "
"(emoji_id,emoji_version_id,emoji_name,emoji_character,emojipedia_url_ext,emojipedia_category,codepoint_string,num_codepoints,hasComponent,hasModifier,hasModifierBase,appearance_differs_flag,unicode_not_recommended) "
"VALUES (%(id)s, %(version_id)s, %(name)s, %(character)s, %(url)s, %(category)s, %(codepoint_string)s, %(num_codepoints)s, %(hasComponent)s, %(hasModifier)s, %(hasModifierBase)s, %(appearance_differs)s, %(not_recommended)s);")
insert_emoji_codepoint_query = ("INSERT INTO emoji_codepoints "
"(emoji_codepoint_id,emoji_id,codepoint_id,sequence_index) "
"VALUES (%(id)s, %(emoji_id)s, %(codepoint_id)s, %(sequence_index)s);")
emoji_counts_dict = {}
emoji_index = 1
emoji_codepoint_index = 1
for emoji_version_id,emojis in emoji_lists:
for emoji in emojis:
# if emoji_index > 20:
# break
hasComponent = False
hasModifier = False
hasModifierBase = False
emoji_codepoint_list = []
sequence = 1
is_emoji = True
for codepoint_U in emoji.codepoints:
codepoint = codepoint_U[2:] # codepoints are pre-pended with U+
cur_codepoint_dict = codepoint_dict.get(codepoint,None)
if cur_codepoint_dict is None:
is_emoji = False
break
hasComponent = hasComponent or cur_codepoint_dict['isComponent']
hasModifier = hasModifier or cur_codepoint_dict['isModifier']
hasModifierBase = hasModifierBase or cur_codepoint_dict['isModifierBase']
emoji_codepoint_list.append({'id':emoji_codepoint_index,
'emoji_id':emoji_index,
'codepoint_id':cur_codepoint_dict['id'],
'sequence_index':sequence})
emoji_codepoint_index += 1
sequence += 1
if not is_emoji:
print('skipping {0}, not an emoji'.format(emoji.title))
print('-- skipping {0}, not an emoji'.format(emoji.title),file=db_file)
continue
url = emoji.url.strip('/')
emoji_category = None
if emoji.title in emoji_category_dict:
emoji_category = emoji_category_dict[emoji.title]
category_count[emoji_category]['count'] += 1
# Codepoint String = straight string of codepoints: U+###U+#### (to extract, .split('U+'))
codepoint_string = ''.join(emoji.codepoints)
# Description flags for appearance differing across platforms or not being recommended by the Unicode
description = emoji.description
appearance_differs = True if "Appearance differs greatly cross-platform." in description else False
not_recommended = True if "has not been recommended by Unicode." in description else False
if not not_recommended:
not_recommended = True if "has not been Recommended For General Interchange (RGI) by Unicode." in description else False
cur_dict = {'id':emoji_index,
'version_id':emoji_version_id,
'name':emoji.title,
'character':emoji.character,
'url':url,
'category':emoji_category,
#'raw_character':emoji.character,
'codepoint_string':codepoint_string,
'num_codepoints':len(emoji.codepoints),
'hasComponent':hasComponent,
'hasModifier':hasModifier,
'hasModifierBase':hasModifierBase,
'appearance_differs':appearance_differs,
'not_recommended':not_recommended}
emoji_counts_dict[url] = {'id':emoji_index,
'platforms':[],
'num_renderings':0,
'num_changed_renderings':0}
cursor.execute(insert_emoji_query,cur_dict)
print(cursor.statement,file=db_file)
cursor.executemany(insert_emoji_codepoint_query,emoji_codepoint_list)
print(cursor.statement,file=db_file)
print(file=db_file)
if emoji_index % 50 == 0:
print('completed 50 emoji ({0} total so far)'.format(emoji_index))
emoji_index += 1
cnx.commit()
print('- Completed - ({0} emoji inserted)'.format(emoji_index-1))
print()
for category in EMOJI_CATEGORIES:
print("for category ",category,", found: ",category_count[category]['count']," out of ",category_count[category]['total'])
print()
cnx.close()