rb@217: # -*- coding: utf-8 -*-
rb@280: import logging
rb@217:
rb@186: import os
rb@186: import codecs
rb@275: import vobject
rb@275: import StringIO
rb@275:
rb@275: import qrcode
rb@186:
rb@186: from docutils.core import publish_parts
rb@275: from flask import Flask
peter@1: from flask import render_template
peter@1: from flask import request
rb@95: from flask.ext.babel import gettext as _
peter@1: from flask.ext.babel import Babel
rb@95: from config import LANGUAGES
rb@161:
rb@275: import base64
rb@275:
rb@122: LANGUAGE_SELECTED = "de"
icg179@496: # ToDo after engelish is implemented set LANGUAGE_SELECTED = None
rb@95:
rb@246: # We need the path of this file to find templates to translate
rb@246: ESKP_PATH = os.path.dirname(os.path.abspath(__file__))
icg179@496: logging.basicConfig(filename=os.path.join(ESKP_PATH, 'eskp-app.log'), level=logging.DEBUG)
Tim@498: FILES= os.listdir(os.path.join(ESKP_PATH, 'static/images/uvmap'))
rb@246:
peter@1: app = Flask(__name__)
peter@1: babel = Babel(app)
peter@1:
peter@145: app.config['BABEL_DEFAULT_LOCALE'] = 'de'
peter@145:
rb@275:
rb@275: def get_vcard(filename):
rb@281: filename = os.path.join(ESKP_PATH, filename)
rb@275: with codecs.open(filename, 'r', 'utf-8') as f:
icg179@496: vcard = f.read()
rb@275: return vobject.readOne(vcard)
rb@275:
rb@275:
rb@214: def get_content(filename, overrides=None):
rb@162: content = u""
rb@246: filename = os.path.join(ESKP_PATH, filename)
rb@162: if os.path.isfile(filename):
rb@162: with codecs.open(filename, 'r', 'utf-8') as f:
rb@162: rst_data = f.read()
rb@214: content = publish_parts(rst_data, writer_name='html', settings_overrides=overrides)['html_body']
rb@162: return content
rb@162:
icg179@496:
icg179@496: def get_newest_date():
Tim@498: getdates = get_valid_dates(FILES)
icg179@496: newest_date = getdates[-1]
icg179@496:
icg179@496: return newest_date
icg179@496:
icg179@496:
peter@142: def get_topmenue():
icg179@496: newest_date = get_newest_date()
rb@238: menue = [
icg179@496: ('/ozoneloss', _(u'Ozoneloss'),
icg179@496: (('/ozoneloss', _(u'overview')),
j@584: ('/ozoneloss/clams/2017', _(u'calculations')),
j@584: ('/ozoneloss/vpsc/2017', _(u'estimations')),
icg179@496: ('/ozoneloss/uvi', _(u'uv increase')),
icg179@496: ('/ozoneloss/uvmap/' + newest_date, _(u'uv index map')))),
icg179@496: ('/eskp', _(u'ESKP'), (None, None)),
icg179@496: ('/iek-7', _(u'IEK-7'), (None, None))
icg179@496: ]
peter@145: return menue
peter@142:
icg179@496:
peter@142: app.jinja_env.globals.update(get_topmenue=get_topmenue)
peter@142:
icg179@496:
j@250: def get_o3lossclams_dates():
rb@302: menue = [
j@584: ('/ozoneloss/clams/2017', _(u'2017')),
j@441: ('/ozoneloss/clams/2016', _(u'2016')),
j@380: ('/ozoneloss/clams/2015', _(u'2015')),
j@380: ('/ozoneloss/clams/2012', _(u'2012')),
j@380: ('/ozoneloss/clams/2011', _(u'2011')),
j@380: ('/ozoneloss/clams/2010', _(u'2010')),
icg179@496: ]
j@249: return menue
j@249:
icg179@496:
icg179@496: def get_valid_dates(files):
icg179@496: dates = []
icg179@496:
icg179@496: for file in files:
icg179@496: if file.endswith('.png') and file.find('uvi') >= 0:
icg179@496: date = file[-12:-6]
icg179@496: dates.append(date)
icg179@496: dates.sort()
icg179@496: for date in dates:
icg179@496: i = 0
icg179@496: for param in ['uvi', 'o3col', 'do3col']:
icg179@496: testfile = 'clams_' + param + '_' + date + '12.png'
icg179@496: if files.count(testfile) > 0:
icg179@496: i = i + 1
icg179@496: if i <> 3:
icg179@496: dates.remove(date)
icg179@496: return dates
icg179@496:
icg179@496:
icg179@496: def get_o3lossuvmap_dates(date_show):
Tim@498: dates = get_valid_dates(FILES)
icg179@496: ndates = len(dates)
icg179@496: ind = dates.index(date_show)
j@503: navitexts = []
icg179@496: if ind ==0 :
icg179@496: chosendates = [dates[ind+1]]
j@503: navitexts.append('next ->')
Tim@501:
icg179@496: elif ind >= ndates - 1:
icg179@496: chosendates= [dates[ind-1]]
j@503: navitexts.append('<- prev')
icg179@496: else:
icg179@496: chosendates = [dates[ind-1], dates[ind+1]]
j@503: navitexts.append('<- prev')
j@503: navitexts.append('next ->')
icg179@496: menue = []
Tim@501:
Tim@501: for i in range(len(chosendates)):
Tim@501: date = chosendates[i]
j@503: navitext = navitexts[i]
j@503: menue.append(('/ozoneloss/uvmap/' + date, _(navitext)))
icg179@496: return menue
icg179@496:
icg179@496:
j@249: def get_vpsc_dates():
rb@302: menue = [
j@584: ('/ozoneloss/vpsc/2017', _(u'2017')),
j@441: ('/ozoneloss/vpsc/2016', _(u'2016')),
j@380: ('/ozoneloss/vpsc/2015', _(u'2015')),
j@380: ('/ozoneloss/vpsc/2014', _(u'2014')),
j@380: ('/ozoneloss/vpsc/2013', _(u'2013')),
j@380: ('/ozoneloss/vpsc/2012', _(u'2012')),
j@380: ('/ozoneloss/vpsc/2011', _(u'2011')),
j@380: ('/ozoneloss/vpsc/2010', _(u'2010')),
icg179@496: ]
rb@241: return menue
rb@241:
icg179@496:
j@250: app.jinja_env.globals.update(get_o3lossclams_dates=get_o3lossclams_dates)
j@249: app.jinja_env.globals.update(get_vpsc_dates=get_vpsc_dates)
icg179@496: app.jinja_env.globals.update(get_o3lossuvmap_dates=get_o3lossuvmap_dates)
peter@142:
rb@267:
rb@267: def modal_info(template, act, title, filename):
rb@264: content = get_content(filename)
rb@267: html = render_template(template, act=act, title=title, content=content, exit=_(u"Close"))
rb@264: return html
rb@264:
rb@264:
peter@1: @babel.localeselector
peter@1: def get_locale():
peter@109: """ToDo: if translation is completed, switch to en """
rb@118: return LANGUAGE_SELECTED or request.accept_languages.best_match(LANGUAGES.keys()) or 'de'
peter@1:
rb@100:
peter@1: @app.route("/")
rb@100: @app.route("/index")
peter@1: def index():
rb@213: return render_template("/index.html",
rb@233: eskp_info=_(u'About ESKP'),
rb@233: )
peter@1:
rb@241:
rb@257: @app.route('/ozoneloss/clams/<year>')
rb@257: def ozoneloss_clams_year(year):
j@249: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_clams.rst")
rb@241: content = get_content(filename)
rb@257: return render_template("/ozoneloss_clams.html", act="ozoneloss/clams/%s" % year, content=content, year=year)
rb@241:
rb@241:
icg179@496: @app.route('/ozoneloss/uvmap/<date>')
icg179@496: def ozoneloss_uvmap_date(date):
icg179@496: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_uvmap.rst")
icg179@496: content = get_content(filename)
icg179@496: return render_template("/ozoneloss_uvmap.html", act="ozoneloss/uvmap/%s" % date, content=content, date=date)
icg179@496:
icg179@496:
rb@257: @app.route('/ozoneloss/vpsc/<year>')
rb@257: def ozoneloss_vspc_year(year):
j@249: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_vpsc.rst")
j@249: content = get_content(filename)
j@250: filename = os.path.join("templates", get_locale(), "rst", "explanation_vpsc.rst")
j@250: explanation = get_content(filename)
j@250:
rb@257: return render_template("/ozoneloss_vpsc.html", act="ozoneloss/vpsc/%s" % year, content=content,
rb@257: content_explanation=explanation, year=year)
rb@241:
j@317:
rb@118: @app.route('/de')
rb@118: def de():
rb@118: global LANGUAGE_SELECTED
rb@118: LANGUAGE_SELECTED = "de"
peter@160: return render_template("/index.html",
rb@233: eskp_info=_(u'About ESKP'),
rb@233: )
rb@118:
icg179@496:
rb@118: @app.route('/en')
rb@118: def en():
rb@118: global LANGUAGE_SELECTED
rb@118: LANGUAGE_SELECTED = "en"
peter@160: return render_template("/index.html",
rb@233: eskp_info=_(u'About ESKP'),
rb@233: )
rb@118:
icg179@496:
rb@233: @app.route("/eskp")
rb@233: def eskp():
rb@233: filename = os.path.join("templates", get_locale(), "rst", "eskp.rst")
rb@162: content = get_content(filename)
j@272: filename = os.path.join("templates", get_locale(), "rst", "eskp_title.rst")
j@272: headline = get_content(filename)
j@272: return render_template("/eskp.html", act="eskp", content=content, headline=headline)
j@252:
peter@1:
rb@275: def qr_image_data(card):
icg179@496: buf = StringIO.StringIO()
rb@275: qr = qrcode.QRCode(
rb@275: version=1,
rb@275: error_correction=qrcode.constants.ERROR_CORRECT_L,
rb@275: box_size=2,
rb@275: border=2,
icg179@496: )
rb@275: qr.add_data(card.serialize())
rb@275: qr.make(fit=True)
rb@275: img = qr.make_image()
rb@275: img.save(buf)
rb@275: image = buf.getvalue()
rb@275: return base64.b64encode(image)
rb@275:
rb@275:
rb@233: @app.route("/ozoneloss")
rb@257: def ozoneloss():
rb@233: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss.rst")
rb@165: content = get_content(filename)
rb@275:
rb@275: vcard_file = os.path.join("vcards", "jug.vcf")
rb@275: author = u""
icg179@496:
rb@275: try:
rb@275: card = get_vcard(vcard_file)
rb@275: except IOError:
rb@275: card = None
rb@275: if card is not None:
rb@275: qr_image = qr_image_data(card)
rb@275: author = render_template("/author_info.html", act="author", title=_(u"Ozoneloss"),
icg179@496: card=card, image=qr_image, contact=_(u"Contact"), exit=_(u"Close"))
rb@275:
rb@267: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_publications.rst")
rb@267: publications = modal_info("/publications_info.html", "publications", _(u"Ozoneloss"), filename)
rb@264: return render_template("/ozoneloss.html", act="ozoneloss", content=content,
icg179@496: author=author, card=card, publications=publications)
icg179@496:
j@247:
j@249: @app.route("/ozoneloss/clams")
rb@257: def ozoneloss_clams():
j@249: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_clams.rst")
j@247: content = get_content(filename)
j@249: return render_template("/ozoneloss_clams.html", act="ozoneloss/clams", content=content)
j@249:
icg179@496:
icg179@496: @app.route("/ozoneloss/uvmap")
icg179@496: def ozoneloss_uvmap():
icg179@496: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_uvmap.rst")
icg179@496: content = get_content(filename)
icg179@496: return render_template("/ozoneloss_uvmap.html", act="ozoneloss/uvmap", content=content)
icg179@496:
icg179@496:
j@249: @app.route("/ozoneloss/vpsc")
rb@257: def ozoneloss_vspc():
j@249: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_vpsc.rst")
j@249: content = get_content(filename)
j@249: return render_template("/ozoneloss_vpsc.html", act="ozoneloss/vpsc", content=content)
peter@1:
j@380:
j@380: @app.route("/ozoneloss/uvi", methods=['GET'])
j@317: def ozoneloss_uvi():
j@380: # XXX check 'POST' does not work
j@317: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_uvi.rst")
j@317: content = get_content(filename)
j@380:
j@380: lat = 50.
j@380: o3offset = 50.
j@380: figname = "uvincr_lat%0.3i_do3%0.3i.svg" % (lat, o3offset)
j@380:
j@380: return render_template('ozoneloss_uvi.html', act="ozoneloss/uvi", content=content, figname=figname,
j@380: alt=_(u"UV increase at {{lat}} degrees N for {{o3offset}} DU ozone depletion"))
j@380:
icg179@496:
j@380: @app.route("/ozoneloss/uvi_graph", methods=['POST'])
j@380: def ozoneloss_uvi_graph():
j@380: filename = os.path.join("templates", get_locale(), "rst", "ozoneloss_uvi.rst")
j@380: content = get_content(filename)
j@380:
j@380: latstr = request.form['Gradzahl']
j@380: o3offsetstr = request.form['Dobson-Unit']
j@380:
j@380: latstr2 = latstr.replace(u'\xb0', '')
j@380:
j@380: if latstr2.endswith(u'N'):
j@380: latstr2 = latstr2.replace(u'N', '')
j@380: lat = float(latstr2)
j@380: if latstr2.endswith(u'S'):
j@380: latstr2 = latstr2.replace(u'S', '')
j@380: lat = -float(latstr2)
j@380:
j@380: figname = "uvincr_lat%0.3i_do3%0.3i.svg" % (lat, float(o3offsetstr))
j@380:
j@380: return render_template('graph.html', act="ozoneloss_uvi_graph", content=content, figname=figname,
j@380: o3offsetstr=o3offsetstr, latstr=latstr)
j@380:
j@380:
rb@233: @app.route("/iek-7")
rb@257: def institute():
rb@233: filename = os.path.join("templates", get_locale(), "rst", "iek-7.rst")
rb@167: content = get_content(filename)
rb@277: vcard_file = os.path.join("vcards", "sas.vcf")
rb@277: author = u""
rb@277: try:
rb@277: card = get_vcard(vcard_file)
rb@277: except IOError:
rb@277: card = None
rb@277: if card is not None:
rb@277: qr_image = qr_image_data(card)
rb@277: author = render_template("/author_info.html", act="author", title=_(u"IEK-7"),
icg179@496: card=card, image=qr_image, contact=_(u"Contact"), exit=_(u"Close"))
rb@277:
rb@264: return render_template("/iek-7.html", act="iek-7", content=content,
j@380: author=author, card=card, contact=u"IEK-7")
peter@1:
peter@1:
rb@100: @app.route("/imprint")
peter@88: def imprint():
rb@163: filename = os.path.join("templates", get_locale(), "rst", "imprint.rst")
rb@163: content = get_content(filename)
rb@170: return render_template("/content.html", act="imprint", content=content)
peter@88:
peter@109:
peter@1: @app.errorhandler(404)
peter@1: def page_not_found(e):
rb@213: msg = _(u"Url: %(url)s not found", url=request.url)
rb@157: info = _(u"This information is not available!")
rb@157: return render_template("404.html", msg=msg, info=info)
peter@1:
icg179@496:
peter@1: if __name__ == "__main__":
j@503: app.run(host='localhost', port=5014)