我们从Python开源项目中，提取了以下33个代码示例，用于说明如何使用flask.current_app.root_path()。
def get_locs(): """Return locations (latitude, longitude) for anonymous users.""" # All IP addresses from anonymous users locs = [] if current_app.config['GEO']: sql = '''SELECT DISTINCT(user_ip) FROM task_run WHERE user_ip IS NOT NULL;''' results = session.execute(sql) geolite = current_app.root_path + '/../dat/GeoLiteCity.dat' gic = pygeoip.GeoIP(geolite) for row in results: loc = gic.record_by_addr(row.user_ip) if loc is None: loc = {} if (len(loc.keys()) == 0): loc['latitude'] = 0 loc['longitude'] = 0 locs.append(dict(loc=loc)) return locs
def get_assets(asset_type): path = os.path.join(current_app.root_path, current_app.config['TEMPLATE_FOLDER'], 'assets.json') assets = json.load(open(path, 'r')) output = '' if asset_type == 'css': output = '<link rel="stylesheet" href="{0}">'.format(assets['style']['css']) elif asset_type == 'js': manifest = assets['manifest']['js'] manifest = manifest[1:] manifest_file = open(os.path.join(current_app.root_path, current_app.config['STATIC_FOLDER'], manifest), 'r') output += '<script>' + manifest_file.read() + '</script>' manifest_file.close() output += '<script src="{0}"></script>'.format(assets['vendor']['js']) output += '<script src="{0}"></script>'.format(assets['app']['js']) return jinja2.Markup(output)
def get_static_folder(app_or_blueprint): """Return the static folder of the given Flask app instance, or module/blueprint. In newer Flask versions this can be customized, in older ones (<=0.6) the folder is fixed. """ if not hasattr(app_or_blueprint, 'static_folder'): # I believe this is for app objects in very old Flask # versions that did not support custom static folders. return path.join(app_or_blueprint.root_path, 'static') if not app_or_blueprint.has_static_folder: # Use an exception type here that is not hidden by spit_prefix. raise TypeError(('The referenced blueprint %s has no static ' 'folder.') % app_or_blueprint) return app_or_blueprint.static_folder
def load_from_templates(self, env, jinja_extension): from webassets.ext.jinja2 import Jinja2Loader, AssetsExtension from flask import current_app as app # Use the application's Jinja environment to parse jinja2_env = app.jinja_env # Get the template directories of app and blueprints template_dirs = [path.join(app.root_path, app.template_folder)] for blueprint in app.blueprints.values(): if blueprint.template_folder is None: continue template_dirs.append( path.join(blueprint.root_path, blueprint.template_folder)) return Jinja2Loader(env, template_dirs, [jinja2_env], jinja_ext=jinja_extension).\ load_bundles()
def format_fname(value): # If the value has a builtin prefix, return it unchanged if value.startswith(('{', '<')): return value value = os.path.normpath(value) # If the file is absolute, try normalizing it relative to the project root # to handle it as a project file if os.path.isabs(value): value = _shortest_relative_path( value, [current_app.root_path], os.path) # If the value is a relative path, it is a project file if not os.path.isabs(value): return os.path.join('.', value) # Otherwise, normalize other paths relative to sys.path return '<%s>' % _shortest_relative_path(value, sys.path, os.path)
def get(self, oid=None): """Return signed VMCP for CernVM requests.""" if current_app.config.get('VMCP_KEY') is None: message = "The server is not configured properly, contact the admins" error = self._format_error(status_code=501, message=message) return Response(json.dumps(error), status=error['status_code'], mimetype='application/json') pkey = (current_app.root_path + '/../keys/' + current_app.config.get('VMCP_KEY')) if not os.path.exists(pkey): message = "The server is not configured properly (private key is missing), contact the admins" error = self._format_error(status_code=501, message=message) return Response(json.dumps(error), status=error['status_code'], mimetype='application/json') if request.args.get('cvm_salt') is None: message = "cvm_salt parameter is missing" error = self._format_error(status_code=415, message=message) return Response(json.dumps(error), status=error['status_code'], mimetype='application/json') salt = request.args.get('cvm_salt') data = request.args.copy() signed_data = pybossa.vmcp.sign(data, salt, pkey) return Response(json.dumps(signed_data), 200, mimetype='application/json')
def template_files(filename): template_path = os.path.join(current_app.root_path, current_app.template_folder) return send_from_directory(template_path, filename)
def theme_template_files(identifier, filename): template_path = os.path.join( current_app.root_path, "themes", identifier, "templates" ) return send_from_directory(template_path, filename)
def _remove_compiled_translations(): translations_folder = os.path.join(current_app.root_path, "translations") # walks through the translations folder and deletes all files # ending with .mo for root, dirs, files in os.walk(translations_folder): for name in files: if name.endswith(".mo"): os.unlink(os.path.join(root, name))
def _compile_translations(): PLUGINS_FOLDER = os.path.join(current_app.root_path, "plugins") translations_folder = os.path.join(current_app.root_path, "translations") subprocess.call(["pybabel", "compile", "-d", translations_folder]) for plugin in plugin_manager.all_plugins: plugin_folder = os.path.join(PLUGINS_FOLDER, plugin) translations_folder = os.path.join(plugin_folder, "translations") subprocess.call(["pybabel", "compile", "-d", translations_folder])
def download(): return send_from_directory(directory=current_app.root_path, filename='rules.db', as_attachment=True)
def download_html_image(url, html, image_path): """ ??html???? """ soup = BeautifulSoup(html, "html.parser") imgs = soup.select("img") for img in imgs: src = img['src'] if not url else full_url(url, img["src"]) _, ext = os.path.splitext(src) filename = "/{0}/{1}{2}".format(image_path, uuid.uuid1().hex, ext) full_filename = "{0}{1}".format(current_app.root_path, filename) filename = "{0}{1}".format(current_app.config["UPLOADIMG_HOST"], filename) if not download_file(src, full_filename): img['src'] = src else: img['src'] = filename return unicode(soup)
def _50px_avatar(self): """ 50*50????? """ image_path = "/".join(current_app.config["AVATAR_IMAGE_PATH"].split("/")[1:]) filename = "/".join([image_path, "50_50_{0}".format(self.avatar)]) real_file = "/".join([current_app.root_path, filename]) if not os.path.exists(real_file): return self.thumbnail_avatar() return filename
def generate_origin_avatar(name, im): """ ????????? """ avatar_image = "/".join([current_app.root_path, current_app.config["AVATAR_IMAGE_PATH"], name]) im.save(avatar_image)
def generate_thumbnail_avatar(name, im): """ ??128*128????? """ name = "thumbnail_{0}".format(name) avatar_image = "/".join([current_app.root_path, current_app.config["AVATAR_IMAGE_PATH"], name]) _im = im.resize((128,128), Image.ANTIALIAS) _im.save(avatar_image)
def generate_50px_avatar(name, im): """ ??50*50????? """ name = "50_50_{0}".format(name) avatar_image = "/".join([current_app.root_path, current_app.config["AVATAR_IMAGE_PATH"], name]) _im = im.resize((50, 50), Image.ANTIALIAS) _im.save(avatar_image)
def init_avatar(): common_image = '/'.join([current_app.root_path, current_app.config["IMG_PATH"], "blue.jpg"]) u = uuid.uuid1() name = '{0}.jpg'.format(u.hex) im = Image.open(common_image) generate_origin_avatar(name, im) generate_thumbnail_avatar(name, im) generate_20px_avatar(name, im) generate_50px_avatar(name, im) return name
def change_cover(binary, old_cover): u = uuid.uuid1() name = "{0}.png".format(u.hex) cover_image = '/'.join([current_app.root_path, current_app.config["COVER_IMAGE_PATH"], name]) im = Image.open(StringIO.StringIO(binary)) im.save(cover_image) im.thumbnail((320, 80), Image.ANTIALIAS) thumbnail_image = 'thumbnail_{0}'.format(name) thumbnail_image= '/'.join([current_app.root_path, current_app.config["COVER_IMAGE_PATH"], thumbnail_image]) im.save(thumbnail_image) if old_cover: remove_cover(old_cover) return name
def generate_tmpfile(file): """ ???? @file: ???? """ u = uuid.uuid1() name, ext = os.path.splitext(file.filename) _filename = ''.join([u.hex, ext]) path = '/'.join(['', current_app.config["TMP_PATH"], _filename]) tmp_path = ''.join([current_app.root_path, path]) file.save(tmp_path) return (path, name)
def enable_tmpfile(dest_path, filename): """ ?????? @dest_path: ???????? @filename: ??? """ tmp_path = current_app.config["TMP_PATH"] tmp_file = '/'.join([current_app.root_path, tmp_path, filename]) if not os.path.exists(tmp_file): return False dest_file = '/'.join([current_app.root_path, dest_path, filename]) shutil.move(tmp_file, dest_file) return True
def remove_file(path, filename): """ ???? @path: ???? @filename: ??? """ full_file = '/'.join([current_app.root_path, path, filename]) if not os.path.exists(full_file): return False print 'remove_file', full_file os.remove(full_file) return True
def build_challenges(): chal_path = path.join(app.root_path, "../", app.config['CTF']['challenges']) categories = app.config['CTF']['categories'] for c in categories: problem_config = path.join(chal_path, c, "problems.json") with open(problem_config, 'r') as config_file: try: config = json.load(config_file) except ValueError: raise ValueError("%s was malformed" % config_file) for problem in config["problems"]: problem_dict = build_problem_options(problem, c) challenge = Challenge(**problem_dict) db.session.add(challenge) for f in problem["resources"]: file_path = path.join(chal_path, c) resource = Resource(name=f, path=file_path, challenge=challenge) db.session.add(resource) try: db.session.commit() except IntegrityError: db.session.rollback() challenge = Challenge.query.filter_by( title=problem['title']) problem_dict.update({'id': challenge.first().id}) challenge.update(problem_dict) db.session.commit()
def claim(research_object, orcid): if not person_exist(orcid): req = urllib2.Request('http://orcid.org/' + orcid) req.add_header('Accept', 'text/turtle') response = urllib2.urlopen(req) file_path = os.path.join(current_app.root_path, conf.TMP_DIR) + orcid + '.ttl' load_turtle(file_path, response.read()) if research_object['type'] == 'repo': ro_ttl = create_repo(research_object, orcid) elif research_object['type'] == 'presentation': ro_ttl = create_presentation(research_object, orcid) else: ro_ttl = create_creative_work(research_object, orcid) file_path = os.path.join(current_app.root_path, conf.TMP_DIR) + str(research_object['id']) + '.ttl' load_turtle(file_path, ro_ttl)
def create_disco(): disco = request.get_json() orcid = 'http://orcid.org/' + disco['orcid'] disco_uri = conf.BASE_URI + 'discos/' + uuid.uuid4().hex disco_rdf = rdft.PREFIXES disco_rdf += rdft.DISCO.format(disco_uri=disco_uri, disco_description=disco['description'], person_uri=orcid) for ro in disco['ros']: disco_rdf += rdft.DISCO_RESOURCE.format(disco_uri=disco_uri, ro_uri=ro) file_path = os.path.join(current_app.root_path, conf.TMP_DIR) + disco_uri.replace('/', '_') + '.ttl' load_turtle(file_path, disco_rdf) return jsonify(disco)
def update_disco(): disco = request.get_json() orcid = 'http://orcid.org/' + disco['orcid'] disco_uri = disco['uri'] delete_disco(disco_uri) disco_rdf = rdft.PREFIXES disco_rdf += rdft.DISCO.format(disco_uri=disco_uri, disco_description=disco['description'], person_uri=orcid) for ro in disco['ros']: disco_rdf += rdft.DISCO_RESOURCE.format(disco_uri=disco_uri, ro_uri=ro) file_path = os.path.join(current_app.root_path, conf.TMP_DIR) + disco_uri.replace('/', '_') + '.ttl' load_turtle(file_path, disco_rdf) return jsonify(disco)
def download_disco(): disco_uri = request.args.get('uri') turtle_str = get_turtle_uri(disco_uri, True) filepath = os.path.join(current_app.root_path, conf.TMP_DIR) file_name = disco_uri.replace('/', '_') + 'DOWNLOAD.ttl' with open(filepath + file_name, 'w') as rdf_file: rdf_file.write(turtle_str) return send_from_directory(directory=filepath, filename=file_name)
def export_table(): ILLEGAL_CHARACTERS_RE = re.compile('[\000-\010]|[\013-\014]|[\016-\037]') table_name = request.args.get('table_name') if os.path.isfile(current_app.root_path + "/xlsx/%s.xlsx" % table_name): pass else: conn = g.db.conn cur = conn.cursor() sql = "select * from %s" % table_name cur.execute(sql) data = cur.fetchall() wbk = Workbook() sheet = wbk.create_sheet(table_name, 0) sheet.cell(row=1, column=1).value = 'uid' sheet.cell(row=1, column=2).value = 'name' sheet.cell(row=1, column=3).value = 'address' sheet.cell(row=1, column=4).value = 'tag' sheet.cell(row=1, column=5).value = 'small tag' sheet.cell(row=1, column=6).value = 'location' sheet.cell(row=1, column=7).value = 'tel' sheet.cell(row=1, column=8).value = 'pro_name' sheet.cell(row=1, column=9).value = 'pro_center' sheet.cell(row=1, column=10).value = 'city_name' sheet.cell(row=1, column=11).value = 'city_center' sheet.cell(row=1, column=12).value = 'district_name' sheet.cell(row=1, column=13).value = 'district_center' sheet.cell(row=1, column=14).value = 'photo_exists' sheet.cell(row=1, column=15).value = 'photo1' sheet.cell(row=1, column=16).value = 'photo2' sheet.cell(row=1, column=17).value = 'photo3' i = 2 for each in data: for m in range(1, 18): tmp = ILLEGAL_CHARACTERS_RE.sub('', each[m]) sheet.cell(row=i, column=m).value = tmp i += 1 wbk.save(current_app.root_path + "/xlsx/%s.xlsx" % table_name) response = make_response(send_from_directory(current_app.root_path + "/xlsx", table_name+".xlsx")) response.headers["Content-Disposition"] = "attachment; filename=%s.xlsx;" % table_name return response # if os.path.isfile(os.path.join('./xlsx', table_name+".xlsx")): # return send_from_directory('./xlsx', table_name+".xlsx", as_attachment=True) # else: # return "fail"
def export_table(): ILLEGAL_CHARACTERS_RE = re.compile('[\000-\010]|[\013-\014]|[\016-\037]') table_name = request.args.get('table_name') if os.path.isfile(current_app.root_path + "/xlsx/%s.xlsx" % table_name): pass else: conn = g.db.conn cur = conn.cursor() sql = "select * from %s" % table_name cur.execute(sql) data = cur.fetchall() wbk = Workbook() sheet = wbk.create_sheet(table_name, 0) sheet.cell(row=1, column=1).value = 'uid' sheet.cell(row=1, column=2).value = 'name' sheet.cell(row=1, column=3).value = 'branch_name' sheet.cell(row=1, column=4).value = 'stars' sheet.cell(row=1, column=5).value = 'address' sheet.cell(row=1, column=6).value = 'center' sheet.cell(row=1, column=7).value = 'price' sheet.cell(row=1, column=8).value = 'tel' sheet.cell(row=1, column=9).value = 'comments' sheet.cell(row=1, column=10).value = 'category_name' sheet.cell(row=1, column=11).value = 'sub_category_name' sheet.cell(row=1, column=12).value = 'district' sheet.cell(row=1, column=13).value = 'region_name' sheet.cell(row=1, column=14).value = 'taste' sheet.cell(row=1, column=15).value = 'environment' sheet.cell(row=1, column=16).value = 'services' sheet.cell(row=1, column=17).value = 'has_deals' sheet.cell(row=1, column=18).value = 'bookable' sheet.cell(row=1, column=19).value = 'has_takeaway' sheet.cell(row=1, column=20).value = 'has_mobilepay' sheet.cell(row=1, column=21).value = 'has_promote' sheet.cell(row=1, column=22).value = 'opentime' sheet.cell(row=1, column=23).value = 'city' sheet.cell(row=1, column=24).value = 'pro' sheet.cell(row=1, column=25).value = 'dish1' sheet.cell(row=1, column=26).value = 'dish2' sheet.cell(row=1, column=27).value = 'dish3' sheet.cell(row=1, column=28).value = 'dish4' sheet.cell(row=1, column=29).value = 'dish5' i = 2 for each in data: for m in range(1, 23): tmp = ILLEGAL_CHARACTERS_RE.sub('', each[m]) sheet.cell(row=i, column=m).value = tmp sheet.cell(row=i, column=23).value = each[24] sheet.cell(row=i, column=24).value = each[25] dishes = each[23] dish_list = dishes.split(' ') dish_len = len(dish_list) if len(dish_list) <= 5 else 5 for x in range(0, dish_len): sheet.cell(row=i, column=25+x).value = dish_list[x] i += 1 wbk.save(current_app.root_path + "/xlsx/%s.xlsx" % table_name) response = make_response(send_from_directory(current_app.root_path + "/xlsx", table_name+".xlsx")) response.headers["Content-Disposition"] = "attachment; filename=%s.xlsx;" % table_name return response
