#!/usr/bin/env python3 """ Example template for PyWPS4 WSGI application. """ import flask import pywps import os from pywps.app.Service import Service from processes.kkt import KKT from processes.kkt_measures import KKT_measures processes = [ KKT(), KKT_measures() ] # Description used in template process_descriptor = {} for process in processes: abstract = process.abstract identifier = process.identifier process_descriptor[identifier] = abstract service = Service(processes, ['pywps.cfg']) application = flask.Flask(__name__) @application.route("/") def hello(): server_url = pywps.configuration.get_config_value("server", "url") request_url = flask.request.url return flask.render_template('index.html', request_url=request_url, server_url=server_url, title="Example service", process_descriptor=process_descriptor) @application.route('/wps', methods=['GET', 'POST']) def wps(): return service @application.route('/outputs/'+'') def outputfile(filename): targetfile = os.path.join('outputs', filename) if os.path.isfile(targetfile): file_ext = os.path.splitext(targetfile)[1] with open(targetfile, mode='rb') as f: file_bytes = f.read() mime_type = None if 'xml' in file_ext: mime_type = 'text/xml' return flask.Response(file_bytes, content_type=mime_type) else: flask.abort(404) @application.route('/static/'+'') def staticfile(filename): targetfile = os.path.join('static', filename) if os.path.isfile(targetfile): with open(targetfile, mode='rb') as f: file_bytes = f.read() mime_type = None return flask.Response(file_bytes, content_type=mime_type) else: flask.abort(404) if __name__ == "__main__": import argparse parser = argparse.ArgumentParser( description="""Script for starting an example PyWPS instance with sample processes""", epilog="""Do not use this service in a production environment. It's intended to be running in test environment only! For more documentation, visit http://pywps.org/doc """ ) parser.add_argument('-d', '--daemon', action='store_true', help="run in daemon mode") parser.add_argument('-a','--all-addresses', action='store_true', help="run flask using IPv4 0.0.0.0 (all network interfaces)," + "otherwise bind to 127.0.0.1 (localhost). This maybe necessary in systems that only run Flask") args = parser.parse_args() if args.all_addresses: bind_host='0.0.0.0' else: bind_host='127.0.0.1' if args.daemon: pid = None try: pid = os.fork() except OSError as e: raise Exception("%s [%d]" % (e.strerror, e.errno)) if (pid == 0): os.setsid() application.run(threaded=True,host=bind_host) else: os._exit(0) else: application.run(threaded=True,host=bind_host)