New upstream version 0.12.0+dfsg1

6 files changed, 618 insertions, 0 deletions

diff --git a/utils/fabfile.py b/utils/fabfile.py
new file mode 100644
index 0000000..559e2ab
--- /dev/null
+++ b/utils/fabfile.py
@@ -0,0 +1,117 @@
+from fabric.api import cd, run, sudo, put
+from cStringIO import StringIO
+
+
+base_dir = '/usr/local'
+hostname = 'searx.me'
+searx_dir = base_dir + '/searx'
+searx_ve_dir = searx_dir + '/searx-ve'
+current_user = run('whoami').stdout.strip()
+
+uwsgi_file = '''
+[uwsgi]
+# Who will run the code
+uid = {user}
+gid = {user}
+
+# Number of workers
+workers = 8
+
+# The right granted on the created socket
+chmod-socket = 666
+
+# Plugin to use and interpretor config
+single-interpreter = true
+master = true
+plugin = python
+
+# Module to import
+module = searx.webapp
+
+# Virtualenv and python path
+virtualenv = {searx_ve_dir}
+pythonpath = {searx_dir}
+chdir = {searx_dir}/searx
+'''.format(user=current_user,
+           searx_dir=searx_dir,
+           searx_ve_dir=searx_ve_dir)
+
+nginx_config = '''
+server {{
+    listen 80;
+    server_name {hostname};
+    server_name www.{hostname};
+    root /usr/local/searx;
+
+    location / {{
+        include uwsgi_params;
+        uwsgi_pass unix:/run/uwsgi/app/searx/socket;
+    }}
+}}
+'''.format(hostname=hostname)
+
+
+def stop():
+    sudo('/etc/init.d/uwsgi stop')
+
+
+def start():
+    sudo('/etc/init.d/uwsgi start')
+
+
+def restart():
+    sudo('/etc/init.d/uwsgi restart')
+
+
+def init():
+    if not run('test -d ' + searx_dir, warn_only=True).failed:
+        return
+
+    sudo('apt-get update')
+
+    sudo('apt-get install git'
+         ' build-essential'
+         ' libxslt-dev'
+         ' python-dev'
+         ' python-virtualenv'
+         ' python-pybabel'
+         ' zlib1g-dev'
+         ' uwsgi'
+         ' uwsgi-plugin-python'
+         ' nginx')
+
+    sudo('mkdir -p ' + base_dir)
+
+    put(StringIO(nginx_config), '/etc/nginx/sites-enabled/searx', use_sudo=True)
+    sudo('/etc/init.d/nginx restart')
+
+    with cd(base_dir):
+        sudo('git clone https://github.com/asciimoo/searx')
+
+    sudo('chown -R {user}:{user} {searx_dir}'.format(user=current_user, searx_dir=searx_dir))
+    put(StringIO(uwsgi_file), searx_dir + '/uwsgi.ini')
+    sudo('ln -s {0}/uwsgi.ini /etc/uwsgi/apps-enabled/searx.ini'.format(searx_dir))
+
+    run('virtualenv {0}'.format(searx_ve_dir))
+
+    with cd(searx_dir):
+        run('source {0}/bin/activate && pip install -r requirements.txt'.format(searx_ve_dir))
+
+    start()
+
+
+def deploy():
+    init()
+
+    with cd(searx_dir):
+        run("git stash", warn_only=True)
+        run("git pull origin master")
+        run("git stash pop", warn_only=True)
+
+    restart()
+
+
+def clean():
+    sudo('rm -rf {searx_dir}'.format(searx_dir=searx_dir), warn_only=True)
+    sudo('rm /etc/uwsgi/apps-enabled/searx.ini', warn_only=True)
+    sudo('rm /etc/nginx/sites-enabled/searx', warn_only=True)
diff --git a/utils/fetch_currencies.py b/utils/fetch_currencies.py
new file mode 100644
index 0000000..716b505
--- /dev/null
+++ b/utils/fetch_currencies.py
@@ -0,0 +1,161 @@
+# -*- coding: utf-8 -*-
+import json
+import re
+import unicodedata
+import string
+from urllib import urlencode
+from requests import get
+
+languages = {'de', 'en', 'es', 'fr', 'hu', 'it', 'nl', 'jp'}
+
+url_template = 'https://www.wikidata.org/w/api.php?action=wbgetentities&format=json&{query}&props=labels%7Cdatatype%7Cclaims%7Caliases&languages=' + '|'.join(languages)
+url_wmflabs_template = 'http://wdq.wmflabs.org/api?q='
+url_wikidata_search_template = 'http://www.wikidata.org/w/api.php?action=query&list=search&format=json&srnamespace=0&srprop=sectiontitle&{query}'
+
+wmflabs_queries = [
+    'CLAIM[31:8142]',  # all devise
+]
+
+db = {
+    'iso4217': {
+    },
+    'names': {
+    }
+}
+
+
+def remove_accents(data):
+    return unicodedata.normalize('NFKD', data).lower()
+
+
+def normalize_name(name):
+    return re.sub(' +', ' ', remove_accents(name.lower()).replace('-', ' '))
+
+
+def add_currency_name(name, iso4217):
+    global db
+
+    db_names = db['names']
+
+    if not isinstance(iso4217, basestring):
+        print "problem", name, iso4217
+        return
+
+    name = normalize_name(name)
+
+    if name == '':
+        print "name empty", iso4217
+        return
+
+    iso4217_set = db_names.get(name, None)
+    if iso4217_set is not None and iso4217 not in iso4217_set:
+        db_names[name].append(iso4217)
+    else:
+        db_names[name] = [iso4217]
+
+
+def add_currency_label(label, iso4217, language):
+    global db
+
+    db['iso4217'][iso4217] = db['iso4217'].get(iso4217, {})
+    db['iso4217'][iso4217][language] = label
+
+
+def get_property_value(data, name):
+    prop = data.get('claims', {}).get(name, {})
+    if len(prop) == 0:
+        return None
+
+    value = prop[0].get('mainsnak', {}).get('datavalue', {}).get('value', '')
+    if value == '':
+        return None
+
+    return value
+
+
+def parse_currency(data):
+    iso4217 = get_property_value(data, 'P498')
+
+    if iso4217 is not None:
+        unit = get_property_value(data, 'P558')
+        if unit is not None:
+            add_currency_name(unit, iso4217)
+
+        labels = data.get('labels', {})
+        for language in languages:
+            name = labels.get(language, {}).get('value', None)
+            if name is not None:
+                add_currency_name(name, iso4217)
+                add_currency_label(name, iso4217, language)
+
+        aliases = data.get('aliases', {})
+        for language in aliases:
+            for i in range(0, len(aliases[language])):
+                alias = aliases[language][i].get('value', None)
+                add_currency_name(alias, iso4217)
+
+
+def fetch_data(wikidata_ids):
+    url = url_template.format(query=urlencode({'ids': '|'.join(wikidata_ids)}))
+    htmlresponse = get(url)
+    jsonresponse = json.loads(htmlresponse.content)
+    entities = jsonresponse.get('entities', {})
+
+    for pname in entities:
+        pvalue = entities.get(pname)
+        parse_currency(pvalue)
+
+
+def add_q(i):
+    return "Q" + str(i)
+
+
+def fetch_data_batch(wikidata_ids):
+    while len(wikidata_ids) > 0:
+        if len(wikidata_ids) > 50:
+            fetch_data(wikidata_ids[0:49])
+            wikidata_ids = wikidata_ids[50:]
+        else:
+            fetch_data(wikidata_ids)
+            wikidata_ids = []
+
+
+def wdq_query(query):
+    url = url_wmflabs_template + query
+    htmlresponse = get(url)
+    jsonresponse = json.loads(htmlresponse.content)
+    qlist = map(add_q, jsonresponse.get('items', {}))
+    error = jsonresponse.get('status', {}).get('error', None)
+    if error is not None and error != 'OK':
+        print "error for query '" + query + "' :" + error
+
+    fetch_data_batch(qlist)
+
+
+def wd_query(query, offset=0):
+    qlist = []
+
+    url = url_wikidata_search_template.format(query=urlencode({'srsearch': query, 'srlimit': 50, 'sroffset': offset}))
+    htmlresponse = get(url)
+    jsonresponse = json.loads(htmlresponse.content)
+    for r in jsonresponse.get('query', {}).get('search', {}):
+        qlist.append(r.get('title', ''))
+    fetch_data_batch(qlist)
+
+
+# fetch #
+for q in wmflabs_queries:
+    wdq_query(q)
+
+# static
+add_currency_name(u"euro", 'EUR')
+add_currency_name(u"euros", 'EUR')
+add_currency_name(u"dollar", 'USD')
+add_currency_name(u"dollars", 'USD')
+add_currency_name(u"peso", 'MXN')
+add_currency_name(u"pesos", 'MXN')
+
+# write
+f = open("currencies.json", "wb")
+json.dump(db, f, indent=4, encoding="utf-8")
+f.close()
diff --git a/utils/fetch_languages.py b/utils/fetch_languages.py
new file mode 100644
index 0000000..3241370
--- /dev/null
+++ b/utils/fetch_languages.py
@@ -0,0 +1,189 @@
+# -*- coding: utf-8 -*-
+
+# This script generates languages.py from intersecting each engine's supported languages.
+#
+# The country names are obtained from http://api.geonames.org which requires registering as a user.
+#
+# Output files (engines_languages.json and languages.py)
+# are written in current directory to avoid overwriting in case something goes wrong.
+
+from requests import get
+from urllib import urlencode
+from lxml.html import fromstring
+from json import loads, dumps
+import io
+from sys import path
+path.append('../searx')  # noqa
+from searx import settings
+from searx.engines import initialize_engines, engines
+
+# Geonames API for country names.
+geonames_user = ''  # ADD USER NAME HERE
+country_names_url = 'http://api.geonames.org/countryInfoJSON?{parameters}'
+
+# Output files.
+engines_languages_file = 'engines_languages.json'
+languages_file = 'languages.py'
+
+engines_languages = {}
+
+
+# To filter out invalid codes and dialects.
+def valid_code(lang_code):
+    # filter invalid codes
+    # sl-SL is technically not invalid, but still a mistake
+    invalid_codes = ['sl-SL', 'wt-WT', 'jw']
+    invalid_countries = ['UK', 'XA', 'XL']
+    if lang_code[:2] == 'xx'\
+       or lang_code in invalid_codes\
+       or lang_code[-2:] in invalid_countries\
+       or is_dialect(lang_code):
+        return False
+
+    return True
+
+
+# Language codes with any additional tags other than language and country.
+def is_dialect(lang_code):
+    lang_code = lang_code.split('-')
+    if len(lang_code) > 2 or len(lang_code[0]) > 3:
+        return True
+    if len(lang_code) == 2 and len(lang_code[1]) > 2:
+        return True
+
+    return False
+
+
+# Get country name in specified language.
+def get_country_name(locale):
+    if geonames_user is '':
+        return ''
+
+    locale = locale.split('-')
+    if len(locale) != 2:
+        return ''
+
+    url = country_names_url.format(parameters=urlencode({'lang': locale[0],
+                                                         'country': locale[1],
+                                                         'username': geonames_user}))
+    response = get(url)
+    json = loads(response.text)
+    content = json.get('geonames', None)
+    if content is None or len(content) != 1:
+        print "No country name found for " + locale[0] + "-" + locale[1]
+        return ''
+
+    return content[0].get('countryName', '')
+
+
+# Fetchs supported languages for each engine and writes json file with those.
+def fetch_supported_languages():
+    initialize_engines(settings['engines'])
+    for engine_name in engines:
+        if hasattr(engines[engine_name], 'fetch_supported_languages'):
+            try:
+                engines_languages[engine_name] = engines[engine_name].fetch_supported_languages()
+            except Exception as e:
+                print e
+
+    # write json file
+    with io.open(engines_languages_file, "w", encoding="utf-8") as f:
+        f.write(unicode(dumps(engines_languages, ensure_ascii=False, encoding="utf-8")))
+
+
+# Join all language lists.
+# Iterate all languages supported by each engine.
+def join_language_lists():
+    global languages
+    # include wikipedia first for more accurate language names
+    languages = {code: lang for code, lang
+                 in engines_languages['wikipedia'].iteritems()
+                 if valid_code(code)}
+
+    for engine_name in engines_languages:
+        for locale in engines_languages[engine_name]:
+            if valid_code(locale):
+                # if language is not on list or if it has no name yet
+                if locale not in languages or not languages[locale].get('name'):
+                    if isinstance(engines_languages[engine_name], dict):
+                        languages[locale] = engines_languages[engine_name][locale]
+                    else:
+                        languages[locale] = {}
+
+            # add to counter of engines that support given language
+            lang = locale.split('-')[0]
+            if lang in languages:
+                if 'counter' not in languages[lang]:
+                    languages[lang]['counter'] = [engine_name]
+                elif engine_name not in languages[lang]['counter']:
+                    languages[lang]['counter'].append(engine_name)
+
+    # filter list to include only languages supported by most engines
+    min_supported_engines = int(0.70 * len(engines_languages))
+    languages = {code: lang for code, lang
+                 in languages.iteritems()
+                 if len(lang.get('counter', [])) >= min_supported_engines or
+                 len(languages.get(code.split('-')[0], {}).get('counter', [])) >= min_supported_engines}
+
+    # get locales that have no name or country yet
+    for locale in languages.keys():
+        # try to get language names
+        if not languages[locale].get('name'):
+            name = languages.get(locale.split('-')[0], {}).get('name', None)
+            if name:
+                languages[locale]['name'] = name
+            else:
+                # filter out locales with no name
+                del languages[locale]
+                continue
+
+        # try to get language name in english
+        if not languages[locale].get('english_name'):
+            languages[locale]['english_name'] = languages.get(locale.split('-')[0], {}).get('english_name', '')
+
+        # try to get country name
+        if locale.find('-') > 0 and not languages[locale].get('country'):
+            languages[locale]['country'] = get_country_name(locale) or ''
+
+
+# Remove countryless language if language is featured in only one country.
+def filter_single_country_languages():
+    prev_lang = None
+    prev_code = None
+    for code in sorted(languages):
+        lang = code.split('-')[0]
+        if lang == prev_lang:
+            countries += 1
+        else:
+            if prev_lang is not None and countries == 1:
+                del languages[prev_lang]
+                languages[prev_code]['country'] = ''
+            countries = 0
+            prev_lang = lang
+        prev_code = code
+
+
+# Write languages.py.
+def write_languages_file():
+    new_file = open(languages_file, 'w')
+    file_content = '# -*- coding: utf-8 -*-\n'\
+                   + '# list of language codes\n'\
+                   + '# this file is generated automatically by utils/update_search_languages.py\n'\
+                   + '\nlanguage_codes = ('
+    for code in sorted(languages):
+        file_content += '\n    (u"' + code + '"'\
+                        + ', u"' + languages[code]['name'].split(' (')[0] + '"'\
+                        + ', u"' + languages[code].get('country', '') + '"'\
+                        + ', u"' + languages[code].get('english_name', '').split(' (')[0] + '"),'
+    # remove last comma
+    file_content = file_content[:-1]
+    file_content += '\n)\n'
+    new_file.write(file_content.encode('utf8'))
+    new_file.close()
+
+
+if __name__ == "__main__":
+    fetch_supported_languages()
+    join_language_lists()
+    filter_single_country_languages()
+    write_languages_file()
diff --git a/utils/google_search.py b/utils/google_search.py
new file mode 100644
index 0000000..cad32ee
--- /dev/null
+++ b/utils/google_search.py
@@ -0,0 +1,35 @@
+from sys import argv, exit
+
+if not len(argv) > 1:
+    print('search query required')
+    exit(1)
+
+import requests
+from json import dumps
+from searx.engines import google
+from searx.search import default_request_params
+
+request_params = default_request_params()
+# Possible params
+# request_params['headers']['User-Agent'] = ''
+# request_params['category'] = ''
+request_params['pageno'] = 1
+request_params['language'] = 'en_us'
+request_params['time_range'] = ''
+
+params = google.request(argv[1], request_params)
+
+request_args = dict(
+    headers=request_params['headers'],
+    cookies=request_params['cookies'],
+)
+
+if request_params['method'] == 'GET':
+    req = requests.get
+else:
+    req = requests.post
+    request_args['data'] = request_params['data']
+
+resp = req(request_params['url'], **request_args)
+resp.search_params = request_params
+print(dumps(google.response(resp)))
diff --git a/utils/standalone_searx.py b/utils/standalone_searx.py
new file mode 100755
index 0000000..b19df4b
--- /dev/null
+++ b/utils/standalone_searx.py
@@ -0,0 +1,101 @@
+#!/usr/bin/env python
+
+'''
+searx is free software: you can redistribute it and/or modify
+it under the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+searx is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Affero General Public License for more details.
+
+You should have received a copy of the GNU Affero General Public License
+along with searx. If not, see < http://www.gnu.org/licenses/ >.
+
+(C) 2016- by Alexandre Flament, <alex@al-f.net>
+'''
+
+# set path
+from sys import path
+from os.path import realpath, dirname
+path.append(realpath(dirname(realpath(__file__)) + '/../'))
+
+# initialization
+from json import dumps
+from searx import settings
+import searx.query
+import searx.search
+import searx.engines
+import searx.preferences
+import argparse
+
+searx.engines.initialize_engines(settings['engines'])
+
+# command line parsing
+parser = argparse.ArgumentParser(description='Standalone searx.')
+parser.add_argument('query', type=str,
+                    help='Text query')
+parser.add_argument('--category', type=str, nargs='?',
+                    choices=searx.engines.categories.keys(),
+                    default='general',
+                    help='Search category')
+parser.add_argument('--lang', type=str, nargs='?',default='all',
+                    help='Search language')
+parser.add_argument('--pageno', type=int, nargs='?', default=1,
+                    help='Page number starting from 1')
+parser.add_argument('--safesearch', type=str, nargs='?', choices=['0', '1', '2'], default='0',
+                    help='Safe content filter from none to strict')
+parser.add_argument('--timerange', type=str, nargs='?', choices=['day', 'week', 'month', 'year'],
+                    help='Filter by time range')
+args = parser.parse_args()
+
+# search results for the query
+form = {
+    "q":args.query,
+    "categories":args.category.decode('utf-8'),
+    "pageno":str(args.pageno),
+    "language":args.lang,
+    "time_range":args.timerange
+}
+preferences = searx.preferences.Preferences(['oscar'], searx.engines.categories.keys(), searx.engines.engines, [])
+preferences.key_value_settings['safesearch'].parse(args.safesearch)
+
+search_query = searx.search.get_search_query_from_webapp(preferences, form)
+search = searx.search.Search(search_query)
+result_container = search.search()
+
+# output
+from datetime import datetime
+
+def no_parsed_url(results):
+    for result in results:
+        del result['parsed_url']
+    return results
+
+def json_serial(obj):
+    """JSON serializer for objects not serializable by default json code"""
+    if isinstance(obj, datetime):
+        serial = obj.isoformat()
+        return serial
+    raise TypeError ("Type not serializable")
+
+result_container_json = {
+    "search": {
+        "q": search_query.query,
+        "pageno": search_query.pageno,
+        "lang": search_query.lang,
+        "safesearch": search_query.safesearch,
+        "timerange": search_query.time_range,
+        "engines": search_query.engines  
+    },
+    "results": no_parsed_url(result_container.get_ordered_results()),
+    "infoboxes": result_container.infoboxes,
+    "suggestions": list(result_container.suggestions),
+    "answers": list(result_container.answers),
+    "paging": result_container.paging,
+    "results_number": result_container.results_number()
+}
+
+print(dumps(result_container_json, sort_keys=True, indent=4, ensure_ascii=False, encoding="utf-8", default=json_serial))
diff --git a/utils/update-translations.sh b/utils/update-translations.sh
new file mode 100755
index 0000000..00e7fb1
--- /dev/null
+++ b/utils/update-translations.sh
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+# script to easily update translation language files
+
+# add new language:
+# pybabel init -i messages.pot -d searx/translations -l en
+
+SEARX_DIR='searx'
+
+pybabel extract -F babel.cfg -o messages.pot $SEARX_DIR
+for f in `ls $SEARX_DIR'/translations/'`; do
+    pybabel update -N -i messages.pot -d $SEARX_DIR'/translations/' -l $f
+done
+
+echo '[!] update done, edit .po files if required and run pybabel compile -d searx/translations/'