def test_extract(self):
with open('webarticle2text/fixtures/SAMPLE1.html', 'rb') as fin:
raw = fin.read()
ret = webarticle2text.extractFromHTML(raw)
print(ret)
self.assertTrue(ret.startswith('Python 3.6.0 is now available!'))
self.assertTrue(ret.endswith('is now available for download on python.org.'))
def test_extract(self):
with open('webarticle2text/fixtures/SAMPLE1.html', 'rb') as fin:
raw = fin.read()
ret = webarticle2text.extractFromHTML(raw)
print(ret)
self.assertTrue(ret.startswith('Python 3.6.0 is now available!'))
self.assertTrue(
ret.endswith('is now available for download on python.org.'))
def article_summary(url):
r = op.open(url)
title = op.title()
raw_html = r.read()
clean_html = filter(lambda x : x in string.printable,
raw_html)
main_text = webarticle2text.extractFromHTML(clean_html)
sentences = sent_detector.tokenize(main_text)
# return "<body> <h1>%s</h1> <p><ol><li>%s</li></ol></p></body>" % (
# title,
# '</li><li>'.join(sentences))
return "<body> <h1>%s</h1> <p>%s</p></body>" % (
title,
' '.join(sentences))
def index(crawl_dir,index_dir,get_first_N=None):
df_files = []; file_indexed_dict = {} ; index = None
if os.path.isfile(index_dir + "/loogle_files.csv" ):
df = pd.read_csv(index_dir + "/loogle_files.csv")
df_files = df[['file','size']].values.tolist()
file_indexed_dict = df.set_index('file').to_dict()['size']
index = open_dir(index_dir)
else:
pdf_schema = Schema(path = ID(stored=True),
title = TEXT(stored=True),
text = TEXT)
index = create_in(index_dir, pdf_schema)
writer = index.writer()
# get all potential files to be indexed
dirs, files = rsync.ls(crawl_dir)
files = [(f.replace("\\","/"),size) for (f,size) in files ]
files = [(f,size) for (f,size) in files if os.path.splitext(f)[1] in exts]
files_crawled_dict = dict(files)
tmp = {} # needed bcz cannot change file_indexed_dict while iterating
for ff in file_indexed_dict:
# remove file from index if file exists in index, but not on
# file system
if ff not in files_crawled_dict:
print ff, 'removed'
writer.delete_by_term('path', unicode(ff))
tmp[ff] = file_indexed_dict[ff]
elif files_crawled_dict[ff] != file_indexed_dict[ff]:
# this is the only section we do not add to tmp this is
# how I remove an updated file from my index dictionary so
# its absence will be detected below, and will be freshly
# reindexed
print ff, 'size different update'
writer.delete_by_term('path', unicode(ff))
else:
tmp[ff] = file_indexed_dict[ff]
# put it back in
file_indexed_dict = tmp
if get_first_N: files = files[:get_first_N]
for i,(file,size) in enumerate(files):
if file in file_indexed_dict:
print 'skipping', file
continue
print 'processing', file
ext = os.path.splitext(file)[1]
if ext == ".pdf" :
cmd = pdfcmd % (file,os.environ['TEMP'])
os.system(cmd)
elif ext == ".djvu":
cmd = djvucmd % (file,os.environ['TEMP'])
os.system(cmd)
os.system("unix2dos -7 %s/loog.txt" % os.environ['TEMP'])
elif ext == ".html":
with codecs.open(file, encoding='utf-8') as f:
content = f.read()
content = webarticle2text.extractFromHTML(content)
fout = open("%s/loog.txt" % os.environ['TEMP'],"w")
fout.write(content.encode("utf8"))
fout.close()
elif ext == ".txt":
shutil.copy(file, "%s/loog.txt" % os.environ['TEMP'])
# turn the file name itself into content as well just in case,
# if text conversion does not output anything, at least we can
# use some information from the file name for search
filename_as_content = os.path.basename(file).replace("_"," ").replace("-"," ")
filename_as_content = filename_as_content.decode("latin-1")
for x in exts: filename_as_content = filename_as_content.replace(x,"")
filename_as_content += " "
with codecs.open("%s/loog.txt" % os.environ['TEMP'], encoding='utf-8') as f:
content = f.read()
writer.add_document(path = unicode(file),
title = unicode(filename_as_content),
text = unicode(content))
df_files.append([file, size])
writer.commit()
df_files = pd.DataFrame(df_files,columns=['file','size'])
df_files.to_csv(index_dir + "/loogle_files.csv",index=None)
def extract_html_content(self, content=None):
"""Extract the most interesting content from the html"""
if not content:
content = self.content
content = webarticle2text.extractFromHTML(content)
return content
def index(crawl_dir, index_dir, get_first_N=None):
df_files = []
file_indexed_dict = {}
index = None
if os.path.isfile(index_dir + "/loogle_files.csv"):
df = pd.read_csv(index_dir + "/loogle_files.csv")
df_files = df[['file', 'size']].values.tolist()
file_indexed_dict = df.set_index('file').to_dict()['size']
index = open_dir(index_dir)
else:
pdf_schema = Schema(path=ID(stored=True),
title=TEXT(stored=True),
text=TEXT)
index = create_in(index_dir, pdf_schema)
writer = index.writer()
# get all potential files to be indexed
dirs, files = rsync.ls(crawl_dir)
files = [(f.replace("\\", "/"), size) for (f, size) in files]
files = [(f, size) for (f, size) in files
if os.path.splitext(f)[1] in exts]
files_crawled_dict = dict(files)
tmp = {} # needed bcz cannot change file_indexed_dict while iterating
for ff in file_indexed_dict:
# remove file from index if file exists in index, but not on
# file system
if ff not in files_crawled_dict:
print ff, 'removed'
writer.delete_by_term('path', unicode(ff))
tmp[ff] = file_indexed_dict[ff]
elif files_crawled_dict[ff] != file_indexed_dict[ff]:
# this is the only section we do not add to tmp this is
# how I remove an updated file from my index dictionary so
# its absence will be detected below, and will be freshly
# reindexed
print ff, 'size different update'
writer.delete_by_term('path', unicode(ff))
else:
tmp[ff] = file_indexed_dict[ff]
# put it back in
file_indexed_dict = tmp
if get_first_N: files = files[:get_first_N]
for i, (file, size) in enumerate(files):
if file in file_indexed_dict:
print 'skipping', file
continue
print 'processing', file
ext = os.path.splitext(file)[1]
if ext == ".pdf":
cmd = pdfcmd % (file, os.environ['TEMP'])
os.system(cmd)
elif ext == ".djvu":
cmd = djvucmd % (file, os.environ['TEMP'])
os.system(cmd)
os.system("unix2dos -7 %s/loog.txt" % os.environ['TEMP'])
elif ext == ".html":
with codecs.open(file, encoding='utf-8') as f:
content = f.read()
content = webarticle2text.extractFromHTML(content)
fout = open("%s/loog.txt" % os.environ['TEMP'], "w")
fout.write(content.encode("utf8"))
fout.close()
elif ext == ".txt":
shutil.copy(file, "%s/loog.txt" % os.environ['TEMP'])
# turn the file name itself into content as well just in case,
# if text conversion does not output anything, at least we can
# use some information from the file name for search
filename_as_content = os.path.basename(file).replace("_", " ").replace(
"-", " ")
filename_as_content = filename_as_content.decode("latin-1")
for x in exts:
filename_as_content = filename_as_content.replace(x, "")
filename_as_content += " "
with codecs.open("%s/loog.txt" % os.environ['TEMP'],
encoding='utf-8') as f:
content = f.read()
writer.add_document(path=unicode(file),
title=unicode(filename_as_content),
text=unicode(content))
df_files.append([file, size])
writer.commit()
df_files = pd.DataFrame(df_files, columns=['file', 'size'])
df_files.to_csv(index_dir + "/loogle_files.csv", index=None)
