-
Notifications
You must be signed in to change notification settings - Fork 0
/
maincode.py
238 lines (202 loc) · 8.62 KB
/
maincode.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
from urllib.request import urlopen
from urllib.error import HTTPError
from bs4 import BeautifulSoup
import sys
import io
import json
import time
from countries import countries
from geopy import *
from geopy.exc import GeocoderTimedOut
from geopy.geocoders import *
from html.parser import HTMLParser
import unicodedata
from nltk import ne_chunk, pos_tag, word_tokenize
from nltk.tree import Tree
# oldest year found : 1765
oldestYearWiki = 1765
latestYearWiki = 1999
def masterFunction(year):
"""
Core function : creates a JSON file with [Name, lat, long]
for any year (argument)
"""
#==========Initialisation===========
try:
response=urlopen("http://wikipast.epfl.ch/wikipast/index.php/"+str(year))
except HTTPError:
return
page_source=response.read()
soup=BeautifulSoup(page_source,'html.parser')
stringSoup = str(soup)
geolocator = Nominatim()
#=============String===============
"""check that every word starts with upperletter and max length of 20 chars"""
def isName(string):
words = [y for y in string.split() if not y.isupper()]
string_upd = remove_accents(" ".join(words))
if string_upd.istitle():
for chunk in ne_chunk(pos_tag(word_tokenize(remove_accents(string)))):
if hasattr(chunk, 'label'):
if chunk.label() == 'PERSON':
return True
return False
def remove_accents(input_str):
nfkd_form = unicodedata.normalize('NFKD', input_str)
return u"".join([c for c in nfkd_form if not unicodedata.combining(c)])
#=============Parsing===============
def getNthDiv(stringSoup, n):
divStart = stringSoup[stringSoup.index("mw-content-ltr") + len("mw-content-ltr"):]
for i in range(n):
try:
nextIndex = divStart.index("<li")
except ValueError:
return None
divStart = divStart[nextIndex + len("<li"):]
return divStart
def getYearCityAndName(div):
tagDate = div[div.index("<a"):div.index("</a>")]
date = tagDate[tagDate.index(">") + 1:]
year = date.split(".")[0]
if not year.isnumeric():
return
if div[div.index("</a>") + 7] == '-' or div[div.index("</a>") + 4] == '.' or div[div.index("</a>") + 7] == ' ':
return
else:
skipDate = div[div.index("<a")+ 2:]
tagCityStart = skipDate[skipDate.index("<a"):]
tagCity = tagCityStart[:tagCityStart.index("</a>")]
city = tagCity[tagCity.index(">") + 1:]
skipCity = tagCityStart[tagCityStart.index("</a>")+6:tagCityStart.index("</li>")]
class MyHTMLParser(HTMLParser):
data = []
def handle_starttag(self, tag, attrs):
if tag == 'a':
for attr in attrs:
if str(attr[0]) == 'title':
if isName(attr[1]):
self.data.append(attr[1])
parser = MyHTMLParser()
parser.feed(skipCity)
if len(parser.data) != 0:
return (year, city, parser.data)
#===========Location===========
def capitalIfCountry(location):
"""
If location is a country, then it changes it to its capital
"""
location = remove_accents(location)
dataPays = next((item for item in countries if item["name"] == location), False)
if(dataPays):
return (dataPays['capital'])
else:
return location
def repulsePoints(tuples):
for i in range (len(tuples)):
for j in range (len(tuples)):
if (i != j and tuples[i][1] == tuples[j][1] and tuples[i][2] == tuples[j][2]):
tuples[j][1] = tuples[i][1] + 0.005
tuples[j][2] = tuples[i][2] + 0.005
return tuples
def addWikiLink(input_string):
output_string = input_string
for i in range (len(input_string)):
try:
output_string[i].append('http://wikipast.epfl.ch/wikipast/index.php/'+input_string[i][0].split(', ')[0].replace(" ", "_"))
except:
return
return output_string
def finalNameCoordTuple(tuples):
"""
Produces an array 'output' containing [Name, latitude, longitude]
If location is a country, then it changes it to its capital
"""
output = []
for tuple in tuples:
strNames = (tuple[2][0])
try:
coord = geolocator.geocode(capitalIfCountry(tuple[1]))
except GeocoderTimedOut:
print("Geocode timed out, retry")
finalNameCoordTuple(tuples)
return
if coord is None:
return
if(len(tuple[2])==1):
output.append([strNames, coord.latitude, coord.longitude])
else:
for j in range (1,len(tuple[2])):
strNames+=', ' +(tuple[2][j])
output.append([strNames, coord.latitude, coord.longitude])
return repulsePoints(addWikiLink(output))
#=============Print=============
def printTuples(tuples):
for tuple in tuples:
print(tuple[0]+" : "+tuple[1])
def tuplesWithMultiplicity(yearCityList):
tuples = []
for i in range(0, len(yearCityList)):
compte = yearCityList.count(yearCityList[i])
tuples.append((yearCityList[i], compte))
return [list(item) for item in set(tuple(row) for row in tuples)]
def printBigTuples(tuples):
for tuple in tuples:
print(tuple[0][0], tuple[0][1], tuple[1])
def printFinalTuples(tuples):
for tuple in tuples:
print('Who : ' + tuple[0] + ' Where : ' + tuple[1] + ' ' + tuple[2])
#===========JSON file===========
def createJson(inputData, year):
if inputData is None:
return
"""
Takes array [Name, lat, long] for each year
Outputs in .json such that it can be plotted
"""
indent = ' '
indent2 = ' '
maxLimit = len(inputData)
with open("../server/maps/"+str(year)+'.json', 'w') as outfile:
outfile.write('['+'\n')
for i in range (maxLimit):
try:
if i == (maxLimit-1):
outfile.write(indent + '{'+'\n')
outfile.write(indent2 + ' "proprietes" : '+'['+'"'+remove_accents(str(inputData[i][0]))+'"'+ ','+ str(inputData[i][1])+ ','+ str(inputData[i][2])+ ','+'"'+ str(inputData[i][3])+'"'+']'+'\n')
outfile.write(indent + '}'+'\n')
else:
outfile.write(indent + '{'+'\n')
outfile.write(indent2 + ' "proprietes" : '+'['+'"'+remove_accents(str(inputData[i][0]))+'"'+ ','+ str(inputData[i][1])+ ','+ str(inputData[i][2])+ ','+'"'+ str(inputData[i][3])+'"'+']'+'\n')
outfile.write(indent + '}'+','+'\n')
except:
inputData[i][0] = inputData[i][0].replace('«', '').strip()
inputData[i][0] = inputData[i][0].replace('»', '').strip()
if i == (maxLimit-1):
outfile.write(indent2 + ' "proprietes" : '+'['+'"'+remove_accents(str(inputData[i][0]))+'"'+ ','+ str(inputData[i][1])+ ','+ str(inputData[i][2])+']'+'\n')
outfile.write(indent + '}'+'\n')
else:
outfile.write(indent2 + ' "proprietes" : '+'['+'"'+remove_accents(str(inputData[i][0]))+'"'+ ','+ str(inputData[i][1])+ ','+ str(inputData[i][2])+']'+'\n')
outfile.write(indent + '}'+','+'\n')
outfile.write(']')
outfile.close()
def createCoreList():
counter = 1
divDate = getNthDiv(stringSoup, counter)
yearCityNameList = []
while divDate != None:
element = getYearCityAndName(divDate)
if element is not None:
yearCityNameList.append(element)
counter += 1
divDate = getNthDiv(stringSoup, counter)
return yearCityNameList
createJson(finalNameCoordTuple(createCoreList()),year)
#masterFunction(1969)
from datetime import datetime
before = datetime.now()
for year in range(oldestYearWiki, latestYearWiki+1):
print("Fetching year "+str(year))
masterFunction(year)
time = datetime.now() - before
print("Time spent: "+str(time))
print("Average time per year : "+str(time / (latestYearWiki - oldestYearWiki)))