def _get_http_response(self, url, log_msg=None, err_msg=None):
"""
Helper method, sends HTTP request and returns response payload.
"""
if log_msg is None:
log_msg = "HTTP response data follow"
if err_msg is None:
err_msg = "request failed"
try:
ScholarUtils.log("info", "requesting %s" % unquote(url))
text = "Please show you're not a robot"
text2 = "Per continuare, digita i caratteri nell'immagine sottostante:"
while True:
self.firefox.get(url)
time.sleep(1)
html = self.firefox.page_source.encode("utf-8")
if text in html or text2 in html:
pdb.set_trace()
html = self.firefox.page_source.encode("utf-8")
break
ScholarUtils.log("debug", log_msg)
ScholarUtils.log("debug", ">>>>" + "-" * 68)
ScholarUtils.log("debug", "data:\n" + html.decode("utf-8"))
ScholarUtils.log("debug", "<<<<" + "-" * 68)
return html
except Exception as err:
print err
pdb.set_trace()
return None
def _get_http_response(self, url, log_msg=None, err_msg=None):
"""
Helper method, sends HTTP request and returns response payload.
"""
if log_msg is None:
log_msg = 'HTTP response data follow'
if err_msg is None:
err_msg = 'request failed'
try:
ScholarUtils.log('info', 'requesting %s' % unquote(url))
text = 'Please show you\'re not a robot'
text2 = 'Per continuare, digita i caratteri nell\'immagine sottostante:'
while True:
self.firefox.get(url)
time.sleep(1)
html = self.firefox.page_source.encode('utf-8')
if text in html or text2 in html:
pdb.set_trace()
html = self.firefox.page_source.encode('utf-8')
break
ScholarUtils.log('debug', log_msg)
ScholarUtils.log('debug', '>>>>' + '-'*68)
ScholarUtils.log('debug', 'data:\n' + html.decode('utf-8'))
ScholarUtils.log('debug', '<<<<' + '-'*68)
return html
except Exception as err:
print err
pdb.set_trace()
return None
def _get_http_response(self, url, log_msg=None, err_msg=None):
"""
Helper method, sends HTTP request and returns response payload.
"""
if log_msg is None:
log_msg = 'HTTP response data follow'
if err_msg is None:
err_msg = 'request failed'
try:
ScholarUtils.log('info', 'requesting %s' % unquote(url))
text = 'Please show you\'re not a robot'
text2 = 'Per continuare, digita i caratteri nell\'immagine sottostante:'
while True:
self.firefox.get(url)
time.sleep(1)
html = self.firefox.page_source.encode('utf-8')
if text in html or text2 in html:
pdb.set_trace()
html = self.firefox.page_source.encode('utf-8')
break
ScholarUtils.log('debug', log_msg)
ScholarUtils.log('debug', '>>>>' + '-' * 68)
ScholarUtils.log('debug', 'data:\n' + html.decode('utf-8'))
ScholarUtils.log('debug', '<<<<' + '-' * 68)
return html
except Exception as err:
print err
pdb.set_trace()
return None
def set_timeframe(self, start=None, end=None):
"""
Sets timeframe (in years as integer) in which result must have
appeared. It's fine to specify just start or end, or both.
"""
if start:
start = ScholarUtils.ensure_int(start)
if end:
end = ScholarUtils.ensure_int(end)
self.timeframe = [start, end]
def set_timeframe(self, start=None, end=None):
"""
Sets timeframe (in years as integer) in which result must have
appeared. It's fine to specify just start or end, or both.
"""
if start:
start = ScholarUtils.ensure_int(start)
if end:
end = ScholarUtils.ensure_int(end)
self.timeframe = [start, end]
def get_citation_data(self, article):
"""
Given an article, retrieves citation link. Note, this requires that
you adjusted the settings to tell Google Scholar to actually
provide this information, *prior* to retrieving the article.
"""
if article['url_citation'] is None:
return False
if article.citation_data is not None:
return True
ScholarUtils.log('info', 'retrieving citation export data')
data = self._get_http_response(url=article['url_citation'],
log_msg='citation data response',
err_msg='requesting citation data failed')
if data is None:
return False
article.set_citation_data(data)
return True
def get_citation_data(self, article):
"""
Given an article, retrieves citation link. Note, this requires that
you adjusted the settings to tell Google Scholar to actually
provide this information, *prior* to retrieving the article.
"""
if article['url_citation'] is None:
return False
if article.citation_data is not None:
return True
ScholarUtils.log('info', 'retrieving citation export data')
data = self._get_http_response(
url=article['url_citation'],
log_msg='citation data response',
err_msg='requesting citation data failed')
if data is None:
return False
article.set_citation_data(data)
return True
def apply_settings(self, settings):
"""
Applies settings as provided by a ScholarSettings instance.
"""
if settings is None or not settings.is_configured():
return True
self.settings = settings
# This is a bit of work. We need to actually retrieve the
# contents of the Settings pane HTML in order to extract
# hidden fields before we can compose the query for updating
# the settings.
self.firefox.get(self.GET_SETTINGS_URL)
tag = self.firefox.find_element_by_id("gs_settings_form")
# tag = soup.find(name='form', attrs={'id': 'gs_settings_form'})
if tag is None:
ScholarUtils.log("info", "parsing settings failed: no form")
return False
tag = [
x
for x in self.firefox.find_elements_by_tag_name("input")
if x.get_attribute("type") == "hidden" and x.get_attribute("name") == "scisig"
][0]
if tag is None:
ScholarUtils.log("info", "parsing settings failed: scisig")
# return False
urlargs = {
"start": settings.starting_number,
"scisig": tag["value"],
"num": settings.per_page_results,
"scis": "no",
"scisf": "",
}
if settings.citform != 0:
urlargs["scis"] = "yes"
urlargs["scisf"] = "&scisf=%d" % settings.citform
self.firefox.get(self.SET_SETTINGS_URL % urlargs)
ScholarUtils.log("info", "settings applied")
return True
def apply_settings(self, settings):
"""
Applies settings as provided by a ScholarSettings instance.
"""
if settings is None or not settings.is_configured():
return True
self.settings = settings
# This is a bit of work. We need to actually retrieve the
# contents of the Settings pane HTML in order to extract
# hidden fields before we can compose the query for updating
# the settings.
self.firefox.get(self.GET_SETTINGS_URL)
tag = self.firefox.find_element_by_id('gs_settings_form')
#tag = soup.find(name='form', attrs={'id': 'gs_settings_form'})
if tag is None:
ScholarUtils.log('info', 'parsing settings failed: no form')
return False
tag = [
x for x in self.firefox.find_elements_by_tag_name('input')
if x.get_attribute('type') == 'hidden'
and x.get_attribute('name') == 'scisig'
][0]
if tag is None:
ScholarUtils.log('info', 'parsing settings failed: scisig')
# return False
urlargs = {
'start': settings.starting_number,
'scisig': tag['value'],
'num': settings.per_page_results,
'scis': 'no',
'scisf': ''
}
if settings.citform != 0:
urlargs['scis'] = 'yes'
urlargs['scisf'] = '&scisf=%d' % settings.citform
self.firefox.get(self.SET_SETTINGS_URL % urlargs)
ScholarUtils.log('info', 'settings applied')
return True
def apply_settings(self, settings):
"""
Applies settings as provided by a ScholarSettings instance.
"""
if settings is None or not settings.is_configured():
return True
self.settings = settings
# This is a bit of work. We need to actually retrieve the
# contents of the Settings pane HTML in order to extract
# hidden fields before we can compose the query for updating
# the settings.
self.firefox.get(self.GET_SETTINGS_URL)
tag = self.firefox.find_element_by_id('gs_settings_form')
#tag = soup.find(name='form', attrs={'id': 'gs_settings_form'})
if tag is None:
ScholarUtils.log('info', 'parsing settings failed: no form')
return False
tag = [x for x in self.firefox.find_elements_by_tag_name('input') if x.get_attribute(
'type') == 'hidden' and x.get_attribute('name') == 'scisig'][0]
if tag is None:
ScholarUtils.log('info', 'parsing settings failed: scisig')
# return False
urlargs = {'start': settings.starting_number,
'scisig': tag['value'],
'num': settings.per_page_results,
'scis': 'no',
'scisf': ''}
if settings.citform != 0:
urlargs['scis'] = 'yes'
urlargs['scisf'] = '&scisf=%d' % settings.citform
self.firefox.get(self.SET_SETTINGS_URL % urlargs)
ScholarUtils.log('info', 'settings applied')
return True
def set_starting_number(self, starting_number):
msg = 'starting number of results on page must be numeric'
self.starting_number = ScholarUtils.ensure_int(starting_number, msg)
def main():
usage = """scholar.py [options] <query string>
A command-line interface to Google Scholar.
Examples:
# Retrieve one article written by Einstein on quantum theory:
scholar.py -c 1 --author "albert einstein" --phrase "quantum theory"
# Retrieve a BibTeX entry for that quantum theory paper:
scholar.py -c 1 -C 17749203648027613321 --citation bt
# Retrieve five articles written by Einstein after 1970 where the title
# does not contain the words "quantum" and "theory":
scholar.py -c 5 -a "albert einstein" -t --none "quantum theory" --after 1970"""
fmt = optparse.IndentedHelpFormatter(max_help_position=50, width=100)
parser = optparse.OptionParser(usage=usage, formatter=fmt)
group = optparse.OptionGroup(
parser, "Query arguments", "These options define search query arguments and parameters."
)
group.add_option("-a", "--author", metavar="AUTHORS", default=None, help="Author name(s)")
group.add_option(
"-A", "--all", metavar="WORDS", default=None, dest="allw", help="Results must contain all of these words"
)
group.add_option(
"-s",
"--some",
metavar="WORDS",
default=None,
help='Results must contain at least one of these words. Pass arguments in form -s "foo bar baz" for simple words, and -s "a phrase, another phrase" for phrases',
)
group.add_option(
"-n",
"--none",
metavar="WORDS",
default=None,
help="Results must contain none of these words. See -s|--some re. formatting",
)
group.add_option("-p", "--phrase", metavar="PHRASE", default=None, help="Results must contain exact phrase")
group.add_option("-t", "--title-only", action="store_true", default=False, help="Search title only")
group.add_option(
"-P", "--pub", metavar="PUBLICATIONS", default=None, help="Results must have appeared in this publication"
)
group.add_option("--after", metavar="YEAR", default=None, help="Results must have appeared in or after given year")
group.add_option(
"--before", metavar="YEAR", default=None, help="Results must have appeared in or before given year"
)
group.add_option("--no-patents", action="store_true", default=False, help="Do not include patents in results")
group.add_option("--no-citations", action="store_true", default=False, help="Do not include citations in results")
group.add_option(
"-C",
"--cluster-id",
metavar="CLUSTER_ID",
default=None,
help="Do not search, just use articles in given cluster ID",
)
group.add_option("-c", "--count", type="int", default=None, help="Maximum number of results")
group.add_option("-S", "--start", type="int", default=0, help="Starting page of results")
group.add_option("-u", "--url", metavar="URL", default=None, help="Citation list's url")
group.add_option(
"-U",
"--urls_file",
metavar="URL",
dest="urls",
default=0,
help="Citation list's urls json file (['http: // scholar.google.com/scholar?cites=4412725301034017472 & as_sdt=2005 & sciodt=1, 5 & hl=en', ...])",
)
parser.add_option_group(group)
group = optparse.OptionGroup(parser, "Output format", "These options control the appearance of the results.")
group.add_option("--txt", action="store_true", help="Print article data in text format (default)")
group.add_option("--txt-globals", action="store_true", help="Like --txt, but first print global results too")
group.add_option("--csv", action="store_true", help='Print article data in CSV form (separator is "|")')
group.add_option("--csv-header", action="store_true", help="Like --csv, but print header with column names")
group.add_option("--json", action="store_true", help='Save article data in JSON form (default file: "../res.json")')
group.add_option(
"--citation",
metavar="FORMAT",
default=None,
help='Print article details in standard citation format. Argument Must be one of "bt" (BibTeX), "en" (EndNote), "rm" (RefMan), or "rw" (RefWorks).',
)
parser.add_option_group(group)
group = optparse.OptionGroup(parser, "Miscellaneous")
group.add_option(
"--cookie-file",
metavar="FILE",
default=None,
help="File to use for cookie storage. If given, will read any existing cookies if found at startup, and save resulting cookies in the end.",
)
group.add_option(
"-d",
"--debug",
action="count",
default=0,
help="Enable verbose logging to stderr. Repeated options increase detail of debug output.",
)
group.add_option("-v", "--version", action="store_true", default=False, help="Show version information")
parser.add_option_group(group)
options, _ = parser.parse_args()
# Show help if we have neither keyword search nor author name
if len(sys.argv) == 1:
parser.print_help()
return 1
if options.debug > 0:
options.debug = min(options.debug, ScholarUtils.LOG_LEVELS["debug"])
ScholarConf.LOG_LEVEL = options.debug
ScholarUtils.log("info", "using log level %d" % ScholarConf.LOG_LEVEL)
if options.version:
print ("This is scholar.py %s." % ScholarConf.VERSION)
return 0
if options.cookie_file:
ScholarConf.COOKIE_JAR_FILE = options.cookie_file
# Sanity-check the options: if they include a cluster ID query, it
# makes no sense to have search arguments:
if options.cluster_id is not None:
if (
options.author
or options.allw
or options.some
or options.none
or options.phrase
or options.title_only
or options.pub
or options.after
or options.before
):
print ("Cluster ID queries do not allow additional search arguments.")
return 1
querier = ScholarQuerier()
settings = ScholarSettings()
if options.citation == "bt":
settings.set_citation_format(ScholarSettings.CITFORM_BIBTEX)
elif options.citation == "en":
settings.set_citation_format(ScholarSettings.CITFORM_ENDNOTE)
elif options.citation == "rm":
settings.set_citation_format(ScholarSettings.CITFORM_REFMAN)
elif options.citation == "rw":
settings.set_citation_format(ScholarSettings.CITFORM_REFWORKS)
elif options.citation is not None:
print ('Invalid citation link format, must be one of "bt", "en", "rm", or "rw".')
return 1
querier.apply_settings(settings)
if options.cluster_id:
query = ClusterScholarQuery(cluster=options.cluster_id)
else:
query = SearchScholarQuery()
if options.author:
query.set_author(options.author)
if options.allw:
query.set_words(options.allw)
if options.some:
query.set_words_some(options.some)
if options.none:
query.set_words_none(options.none)
if options.phrase:
query.set_phrase(options.phrase)
if options.title_only:
query.set_scope(True)
if options.pub:
query.set_pub(options.pub)
if options.after or options.before:
query.set_timeframe(options.after, options.before)
if options.no_patents:
query.set_include_patents(False)
if options.no_citations:
query.set_include_citations(False)
if options.url is not None:
query.set_url(options.url)
if options.urls is not None:
try:
with open(options.urls) as data_file:
urls = json.load(data_file)
if isinstance(urls, list) and len(urls) > 0 and isinstance(urls[0], dict):
urls = [x["url_citations"] for x in urls]
for url in urls:
query.set_url(url)
reset_res()
loop(options, query, querier, file_name="../results/" + re.match(".*?([0-9]+)", url).group(1) + ".json")
except Exception, e:
import pdb
pdb.set_trace()
print e
print "error with the urls json file provided"
def set_cluster(self, cluster):
"""
Sets search to a Google Scholar results cluster ID.
"""
msg = 'cluster ID must be numeric'
self.cluster = ScholarUtils.ensure_int(cluster, msg)
def set_cluster(self, cluster):
"""
Sets search to a Google Scholar results cluster ID.
"""
msg = 'cluster ID must be numeric'
self.cluster = ScholarUtils.ensure_int(cluster, msg)
def main():
print ""
usage = """scholar.py [options] <query string>
A command-line interface to Google Scholar.
Examples:
# Retrieve one article written by Einstein on quantum theory:
scholar.py -c 1 --author "albert einstein" --phrase "quantum theory"
# Retrieve a BibTeX entry for that quantum theory paper:
scholar.py -c 1 -C 17749203648027613321 --citation bt
# Retrieve five articles written by Einstein after 1970 where the title
# does not contain the words "quantum" and "theory":
scholar.py -c 5 -a "albert einstein" -t --none "quantum theory" --after 1970"""
fmt = optparse.IndentedHelpFormatter(max_help_position=50, width=100)
parser = optparse.OptionParser(usage=usage, formatter=fmt)
group = optparse.OptionGroup(
parser, 'Query arguments',
'These options define search query arguments and parameters.')
group.add_option('-a',
'--author',
metavar='AUTHORS',
default=None,
help='Author name(s)')
group.add_option('-A',
'--all',
metavar='WORDS',
default=None,
dest='allw',
help='Results must contain all of these words')
group.add_option(
'-s',
'--some',
metavar='WORDS',
default=None,
help=
'Results must contain at least one of these words. Pass arguments in form -s "foo bar baz" for simple words, and -s "a phrase, another phrase" for phrases'
)
group.add_option(
'-n',
'--none',
metavar='WORDS',
default=None,
help=
'Results must contain none of these words. See -s|--some re. formatting'
)
group.add_option('-p',
'--phrase',
metavar='PHRASE',
default=None,
help='Results must contain exact phrase')
group.add_option('-t',
'--title-only',
action='store_true',
default=False,
help='Search title only')
group.add_option('-P',
'--pub',
metavar='PUBLICATIONS',
default=None,
help='Results must have appeared in this publication')
group.add_option('--after',
metavar='YEAR',
default=None,
help='Results must have appeared in or after given year')
group.add_option('--before',
metavar='YEAR',
default=None,
help='Results must have appeared in or before given year')
group.add_option('--no-patents',
action='store_true',
default=False,
help='Do not include patents in results')
group.add_option('--no-citations',
action='store_true',
default=False,
help='Do not include citations in results')
group.add_option(
'-C',
'--cluster-id',
metavar='CLUSTER_ID',
default=None,
help='Do not search, just use articles in given cluster ID')
group.add_option('-c',
'--count',
type='int',
default=None,
help='Maximum number of results')
group.add_option('-S',
'--start',
type='int',
default=0,
help='Starting page of results')
group.add_option('-u',
'--url',
metavar='URL',
default=None,
help='Citation list\'s url')
group.add_option(
'-U',
'--urls_file',
metavar='URL',
dest='urls',
default=None,
help=
'Citation list\'s urls json file ([\'http: // scholar.google.com/scholar?cites=4412725301034017472 & as_sdt=2005 & sciodt=1, 5 & hl=en\', ...])'
)
parser.add_option_group(group)
group = optparse.OptionGroup(
parser, 'Output format',
'These options control the appearance of the results.')
group.add_option('--txt',
action='store_true',
help='Print article data in text format (default)')
group.add_option('--txt-globals',
action='store_true',
help='Like --txt, but first print global results too')
group.add_option('--csv',
action='store_true',
help='Print article data in CSV form (separator is "|")')
group.add_option('--csv-header',
action='store_true',
help='Like --csv, but print header with column names')
group.add_option(
'--json',
action='store_true',
help='Save article data in JSON form (default file: "../res.json")')
group.add_option(
'--citation',
metavar='FORMAT',
default=None,
help=
'Print article details in standard citation format. Argument Must be one of "bt" (BibTeX), "en" (EndNote), "rm" (RefMan), or "rw" (RefWorks).'
)
parser.add_option_group(group)
group = optparse.OptionGroup(parser, 'Miscellaneous')
group.add_option(
'--cookie-file',
metavar='FILE',
default=None,
help=
'File to use for cookie storage. If given, will read any existing cookies if found at startup, and save resulting cookies in the end.'
)
group.add_option(
'-d',
'--debug',
action='count',
default=0,
help=
'Enable verbose logging to stderr. Repeated options increase detail of debug output.'
)
group.add_option('-v',
'--version',
action='store_true',
default=False,
help='Show version information')
parser.add_option_group(group)
options, _ = parser.parse_args()
# Show help if we have neither keyword search nor author name
if len(sys.argv) == 1:
parser.print_help()
return 1
if options.debug > 0:
options.debug = min(options.debug, ScholarUtils.LOG_LEVELS['debug'])
ScholarConf.LOG_LEVEL = options.debug
ScholarUtils.log('info', 'using log level %d' % ScholarConf.LOG_LEVEL)
if options.version:
print('This is scholar.py %s.' % ScholarConf.VERSION)
return 0
if options.cookie_file:
ScholarConf.COOKIE_JAR_FILE = options.cookie_file
# Sanity-check the options: if they include a cluster ID query, it
# makes no sense to have search arguments:
if options.cluster_id is not None:
if options.author or options.allw or options.some or options.none \
or options.phrase or options.title_only or options.pub \
or options.after or options.before:
print(
'Cluster ID queries do not allow additional search arguments.')
return 1
querier = ScholarQuerier()
settings = ScholarSettings()
if options.citation == 'bt':
settings.set_citation_format(ScholarSettings.CITFORM_BIBTEX)
elif options.citation == 'en':
settings.set_citation_format(ScholarSettings.CITFORM_ENDNOTE)
elif options.citation == 'rm':
settings.set_citation_format(ScholarSettings.CITFORM_REFMAN)
elif options.citation == 'rw':
settings.set_citation_format(ScholarSettings.CITFORM_REFWORKS)
elif options.citation is not None:
print(
'Invalid citation link format, must be one of "bt", "en", "rm", or "rw".'
)
return 1
querier.apply_settings(settings)
if options.cluster_id:
query = ClusterScholarQuery(cluster=options.cluster_id)
else:
query = SearchScholarQuery()
if options.author:
query.set_author(options.author)
if options.allw:
query.set_words(options.allw)
if options.some:
query.set_words_some(options.some)
if options.none:
query.set_words_none(options.none)
if options.phrase:
query.set_phrase(options.phrase)
if options.title_only:
query.set_scope(True)
if options.pub:
query.set_pub(options.pub)
if options.after or options.before:
query.set_timeframe(options.after, options.before)
if options.no_patents:
query.set_include_patents(False)
if options.no_citations:
query.set_include_citations(False)
if options.url is not None:
query.set_url(options.url)
print options.url
if options.urls is not None:
print options.urls
try:
with open(options.urls) as data_file:
urls = json.load(data_file)
if isinstance(urls, list) and len(urls) > 0 and isinstance(
urls[0], dict):
urls = [x['url_citations'] for x in urls]
for url in urls:
query.set_url(url)
reset_res()
loop(options,
query,
querier,
file_name='../results/' +
re.match('.*?([0-9]+)', url).group(1) + '.json')
except Exception, e:
print e
def main():
print ""
usage = """scholar.py [options] <query string>
A command-line interface to Google Scholar.
Examples:
# Retrieve one article written by Einstein on quantum theory:
scholar.py -c 1 --author "albert einstein" --phrase "quantum theory"
# Retrieve a BibTeX entry for that quantum theory paper:
scholar.py -c 1 -C 17749203648027613321 --citation bt
# Retrieve five articles written by Einstein after 1970 where the title
# does not contain the words "quantum" and "theory":
scholar.py -c 5 -a "albert einstein" -t --none "quantum theory" --after 1970"""
fmt = optparse.IndentedHelpFormatter(max_help_position=50, width=100)
parser = optparse.OptionParser(usage=usage, formatter=fmt)
group = optparse.OptionGroup(parser, 'Query arguments',
'These options define search query arguments and parameters.')
group.add_option('-a', '--author', metavar='AUTHORS', default=None,
help='Author name(s)')
group.add_option('-A', '--all', metavar='WORDS', default=None, dest='allw',
help='Results must contain all of these words')
group.add_option('-s', '--some', metavar='WORDS', default=None,
help='Results must contain at least one of these words. Pass arguments in form -s "foo bar baz" for simple words, and -s "a phrase, another phrase" for phrases')
group.add_option('-n', '--none', metavar='WORDS', default=None,
help='Results must contain none of these words. See -s|--some re. formatting')
group.add_option('-p', '--phrase', metavar='PHRASE', default=None,
help='Results must contain exact phrase')
group.add_option('-t', '--title-only', action='store_true', default=False,
help='Search title only')
group.add_option('-P', '--pub', metavar='PUBLICATIONS', default=None,
help='Results must have appeared in this publication')
group.add_option('--after', metavar='YEAR', default=None,
help='Results must have appeared in or after given year')
group.add_option('--before', metavar='YEAR', default=None,
help='Results must have appeared in or before given year')
group.add_option('--no-patents', action='store_true', default=False,
help='Do not include patents in results')
group.add_option('--no-citations', action='store_true', default=False,
help='Do not include citations in results')
group.add_option('-C', '--cluster-id', metavar='CLUSTER_ID', default=None,
help='Do not search, just use articles in given cluster ID')
group.add_option('-c', '--count', type='int', default=None,
help='Maximum number of results')
group.add_option('-S', '--start', type='int', default=0,
help='Starting page of results')
group.add_option('-u', '--url', metavar='URL', default=None,
help='Citation list\'s url')
group.add_option('-U', '--urls_file', metavar='URL', dest='urls', default=None,
help='Citation list\'s urls json file ([\'http: // scholar.google.com/scholar?cites=4412725301034017472 & as_sdt=2005 & sciodt=1, 5 & hl=en\', ...])')
parser.add_option_group(group)
group = optparse.OptionGroup(parser, 'Output format',
'These options control the appearance of the results.')
group.add_option('--txt', action='store_true',
help='Print article data in text format (default)')
group.add_option('--txt-globals', action='store_true',
help='Like --txt, but first print global results too')
group.add_option('--csv', action='store_true',
help='Print article data in CSV form (separator is "|")')
group.add_option('--csv-header', action='store_true',
help='Like --csv, but print header with column names')
group.add_option('--json', action='store_true',
help='Save article data in JSON form (default file: "../res.json")')
group.add_option('--citation', metavar='FORMAT', default=None,
help='Print article details in standard citation format. Argument Must be one of "bt" (BibTeX), "en" (EndNote), "rm" (RefMan), or "rw" (RefWorks).')
parser.add_option_group(group)
group = optparse.OptionGroup(parser, 'Miscellaneous')
group.add_option('--cookie-file', metavar='FILE', default=None,
help='File to use for cookie storage. If given, will read any existing cookies if found at startup, and save resulting cookies in the end.')
group.add_option('-d', '--debug', action='count', default=0,
help='Enable verbose logging to stderr. Repeated options increase detail of debug output.')
group.add_option('-v', '--version', action='store_true', default=False,
help='Show version information')
parser.add_option_group(group)
options, _ = parser.parse_args()
# Show help if we have neither keyword search nor author name
if len(sys.argv) == 1:
parser.print_help()
return 1
if options.debug > 0:
options.debug = min(options.debug, ScholarUtils.LOG_LEVELS['debug'])
ScholarConf.LOG_LEVEL = options.debug
ScholarUtils.log('info', 'using log level %d' % ScholarConf.LOG_LEVEL)
if options.version:
print('This is scholar.py %s.' % ScholarConf.VERSION)
return 0
if options.cookie_file:
ScholarConf.COOKIE_JAR_FILE = options.cookie_file
# Sanity-check the options: if they include a cluster ID query, it
# makes no sense to have search arguments:
if options.cluster_id is not None:
if options.author or options.allw or options.some or options.none \
or options.phrase or options.title_only or options.pub \
or options.after or options.before:
print(
'Cluster ID queries do not allow additional search arguments.')
return 1
querier = ScholarQuerier()
settings = ScholarSettings()
if options.citation == 'bt':
settings.set_citation_format(ScholarSettings.CITFORM_BIBTEX)
elif options.citation == 'en':
settings.set_citation_format(ScholarSettings.CITFORM_ENDNOTE)
elif options.citation == 'rm':
settings.set_citation_format(ScholarSettings.CITFORM_REFMAN)
elif options.citation == 'rw':
settings.set_citation_format(ScholarSettings.CITFORM_REFWORKS)
elif options.citation is not None:
print(
'Invalid citation link format, must be one of "bt", "en", "rm", or "rw".')
return 1
querier.apply_settings(settings)
if options.cluster_id:
query = ClusterScholarQuery(cluster=options.cluster_id)
else:
query = SearchScholarQuery()
if options.author:
query.set_author(options.author)
if options.allw:
query.set_words(options.allw)
if options.some:
query.set_words_some(options.some)
if options.none:
query.set_words_none(options.none)
if options.phrase:
query.set_phrase(options.phrase)
if options.title_only:
query.set_scope(True)
if options.pub:
query.set_pub(options.pub)
if options.after or options.before:
query.set_timeframe(options.after, options.before)
if options.no_patents:
query.set_include_patents(False)
if options.no_citations:
query.set_include_citations(False)
if options.url is not None:
query.set_url(options.url)
print options.url
if options.urls is not None:
print options.urls
try:
with open(options.urls) as data_file:
urls = json.load(data_file)
if isinstance(urls, list) and len(urls) > 0 and isinstance(urls[0], dict):
urls = [x['url_citations'] for x in urls]
for url in urls:
query.set_url(url)
reset_res()
loop(options, query, querier, file_name='../results/' +
re.match('.*?([0-9]+)', url).group(1) + '.json')
except Exception, e:
print e
def set_starting_number(self, starting_number):
msg = 'starting number of results on page must be numeric'
self.starting_number = ScholarUtils.ensure_int(starting_number, msg)
def set_num_page_results(self, num_page_results):
msg = 'maximum number of results on page must be numeric'
self.num_results = ScholarUtils.ensure_int(num_page_results, msg)
def set_num_page_results(self, num_page_results):
msg = 'maximum number of results on page must be numeric'
self.num_results = ScholarUtils.ensure_int(num_page_results, msg)