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from unbiasedObjects import *
import os
import random
import time
#take in a url and delimiters, return twitter card
def buildArticle(url, sourceName):#, titleDelStart, titleDelEnd, imgDelStart, imgDelEnd):
''' PRINT DEBUGGING
print(sourceName)
print(url)
print()
'''
#download url
os.system('wget -q -O scratch/temp_article.html --no-check-certificate '+url)
#read the file in
f=open('scratch/temp_article.html', 'r', encoding="utf8")
content=f.read()
f.close()
try:
#because the quote separator could be ' or ", trim to just before it then lop it off
img=content.split('og:image" content=')[1][1:].split('>')[0]
if img[-1]=='/':
img=img[:-1].strip()
img=img[:-1]
title=content.split('og:title" content=')[1][1:].split('>')[0]
if title[-1]=='/':
title=title[:-1].strip()
title=title[:-1]
description=content.split('og:description" content=')[1][1:].split('>')[0]
if description[-1]=='/':
description=description[:-1].strip()
description=description[:-1]
a=Article(title, url, img, description, sourceName)
return a
except:
print("Article parsing error in buildArticle() for URL: "+url)
return None
#do the hardcore HTML parsing
def splitHTML(content, sectionDividerStart, sectionDividerEnd, delStart, delEnd):
retArr=[]
if sectionDividerStart!=None:
content=content.split(sectionDividerStart)[1]
if sectionDividerEnd!=None:
content=content.split(sectionDividerEnd)[0]
if delStart!=[]:
while True:
x=content
for delim in delStart:
if delim in content:
x=content.split(delim)[1]
x=x.split(delEnd)[0]
if x not in retArr:
retArr.append(x)
content=content.split(delStart[0], 1)
if(len(content)==1):
break
else:
content=content[1:][0]
return retArr
'''
**********************8
Need to fix this function to use splitHTML() and actually loop through
all of the links instead of just using the first one.
************************
'''
#take in a read main source file (e.g. from nytimes.com) and return lists of the urls for stories
def extractURLs(content, source):
h1s=[]
h2s=[]
h3s=[]
try:
h1=content
if source.h1SectionDividerStart!=None:
h1=h1.split(source.h1SectionDividerStart)[1]
if source.h1SectionDividerEnd!=None:
h1=h1.split(source.h1SectionDividerEnd)[0]
for delim in source.h1DelStart:
h1=h1.split(delim)[1]
h1=h1.split(source.h1DelEnd)[0]
if '.com' not in h1:
if source.stubURL!=None:
h1=source.stubURL+h1
else:
h1=source.url+h1
h1s.append(h1)
except:
print("Parse error in extractURLs: "+source.name+" h1")
h1s=None
try:
h2=content
if source.h2SectionDividerStart!=None:
h2=h2.split(source.h2SectionDividerStart, 1)[1]
if source.h2SectionDividerEnd!=None:
h2=h2.split(source.h2SectionDividerEnd, 1)[0]
while source.h2DelStart[0] in h2:
x=h2
for delim in source.h2DelStart:
x=x.split(delim)[1]
h2=h2.split(delim, 1)[1]
x=x.split(source.h2DelEnd)[0]
h2=h2.split(source.h2DelEnd, 1)[1]
if '.com' not in x:
if source.stubURL!=None:
x=source.stubURL+x
else:
x=source.url+x
h2s.append(x)
except:
print("Parse error in extractURLs: "+source.name+" h2")
h2s=None
return h1s, h2s, h3s
def buildOutput(newsSourceArr):
#read in the template html file
f=open('html_template/template.html', 'r')
template=f.read()
f.close()
#set the random order for sources
h1RandomSources=random.sample(range(len(newsSourceArr)), 4)
h2RandomSources=random.sample(range(len(newsSourceArr)), 6)
#replace html template locations with data from newsSourceArr
for i in range(len(h1RandomSources)):
source=newsSourceArr[h1RandomSources[i]]
randomArticle=random.sample(range(len(source.h1Arr)), 1)[0]
article=source.h1Arr[randomArticle]
#template=template.replace('xxURL1-'+str(i+1)+'xx', article.url)
r=open('/var/www/html/redirects/h1-'+str(i+1)+'.html', 'w')
r.write('<html><head><script type="text/javascript">window.location="'+article.url+'"</script></head></html>')
r.close()
template=template.replace('xxTitle1-'+str(i+1)+'xx', article.title)
template=template.replace('xxImg1-'+str(i+1)+'xx', article.img)
desc=article.description
if len(desc)>144:
desc=desc[:141]
desc=desc.split()[:-1]
desc=' '.join(desc)+' ...'
template=template.replace('xxDesc1-'+str(i+1)+'xx', desc)
for i in range(len(h2RandomSources)):
source=newsSourceArr[h2RandomSources[i]]
randomArticle=random.sample(range(len(source.h2Arr)), 1)[0]
article=source.h2Arr[randomArticle]
#template=template.replace('xxURL2-'+str(i+1)+'xx', article.url)
r=open('/var/www/html/redirects/h2-'+str(i+1)+'.html', 'w')
r.write('<html><head><script type="text/javascript">window.location="'+article.url+'"</script></head></html>')
r.close()
template=template.replace('xxTitle2-'+str(i+1)+'xx', article.title)
template=template.replace('xxImg2-'+str(i+1)+'xx', article.img)
sourcesStr=''
for i in range(len(newsSourceArr)-1):
sourcesStr+=newsSourceArr[i].name+', '
sourcesStr+=newsSourceArr[-1].name
print('Successfully parsed: '+sourcesStr)
template=template.replace('xxSourcesxx', sourcesStr)
#return updated text
return template
def printOutputHTML(outputHTML, outFile):
timestamp=time.strftime("%a, %b %-d, %-I:%M%P %Z", time.localtime())
outputHTML=outputHTML.replace('xxTimexx', timestamp)
f=open(outFile, 'w')
f.write(outputHTML)
f.close()
def buildNewsSourceArr(sourceList):
#build the data structure
i=0
listLen=len(sourceList)
while i < listLen:
source=sourceList[i]
url=source.url
#download file
os.system('wget -q -O scratch/temp'+str(i)+'.html --no-check-certificate '+url)
#read file
f=open('scratch/temp'+str(i)+'.html', 'r', encoding="utf8")
content=f.read()
f.close()
#delete file MAYBE DON'T DO THIS? CAUSES OS ERRORS
#os.remove('scratch/temp'+str(i)+'.html')
#add stories etc to the NewsSource object
h1s, h2s, h3s=extractURLs(content, source)
#build the Article objects and add to newsSource's appropriate list
if h1s!=None and h2s!=None:
for url in h1s:
article=buildArticle(url, source.name)
if article!=None: source.addArticle(article, 1) #sourceList[i].h1Arr.append(article)
for url in h2s:
article=buildArticle(url, source.name)
if article!=None: sourceList[i].h2Arr.append(article)
for url in h3s:
article=buildArticle(url, source.name)
if article!=None: sourceList[i].h3Arr.append(article)
i+=1
else:
sourceList.remove(source)
listLen-=1
#return the original sourceList,
#since everything should have been modified in place
return sourceList
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