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rowsandall/rowers/utils.py
2017-11-06 21:44:51 +01:00

266 lines
6.9 KiB
Python

import math
import numpy as np
import pandas as pd
import colorsys
from django.conf import settings
import uuid
lbstoN = 4.44822
landingpages = (
('workout_edit_view','Edit View'),
('workout_workflow_view','Workflow View'),
)
workflowmiddlepanel = (
('panel_statcharts.html','Static Charts'),
('flexthumbnails.html','Flex Charts'),
('panel_summary.html','Summary'),
('panel_map.html','Map'),
('panel_comments.html','Basic Info and Links'),
('panel_middlesocial.html','Social Media Share Buttons'),
)
defaultmiddle = ['panel_middlesocial.html',
'panel_statcharts.html',
'flexthumbnails.html',
'panel_summary.html',
'panel_map.html']
workflowleftpanel = (
('panel_navigationheader.html','Navigation Header'),
('panel_editbuttons.html','Edit Workout Button'),
('panel_delete.html','Delete Workout Button'),
('panel_export.html','Export Workout Button'),
('panel_social.html','Social Media Share Buttons'),
('panel_advancededit.html','Advanced Workout Edit Button'),
('panel_editintervals.html','Edit Intervals Button'),
('panel_stats.html','Workout Statistics Button'),
('panel_flexchart.html','Flex Chart'),
('panel_staticchart.html','Create Static Charts Buttons'),
('panel_geekyheader.html','Geeky Header'),
('panel_editwind.html','Edit Wind Data'),
('panel_editstream.html','Edit Stream Data'),
('panel_otwpower.html','Run OTW Power Calculations'),
('panel_mapview.html','Map'),
('panel_ranking.html','Ranking View'),
)
defaultleft = [
'panel_navigationheader.html',
'panel_editbuttons.html',
'panel_advancededit.html',
'panel_editintervals.html',
'panel_stats.html',
'panel_staticchart.html',
]
coxes_calls = [
'Sit Ready!',
"Let's relax the shoulders, and give me a power ten to the finish!",
"Almost there. Give me ten strokes on the legs!",
"Let it run!",
"Don't rush the slides!",
"We're going for the line now. Power ten on the next.",
]
info_calls = [
"Please give us a minute to count all those strokes, you've been working hard!",
"Please give us a minute to count all your strokes."
]
import random
def get_call():
call1 = random.choice(coxes_calls)
call2 = random.choice(info_calls)
call = """<div id="id_sitready" class="successmessage">
<p>
%s (%s)
</p>
</div>
""" % (call1, call2)
return call
def absolute(request):
urls = {
'ABSOLUTE_ROOT': request.build_absolute_uri('/')[:-1].strip("/"),
'ABSOLUTE_ROOT_URL': request.build_absolute_uri('/').strip("/"),
'PATH':request.build_absolute_uri(),
}
return urls
def trcolors(r1,g1,b1,r2,g2,b2):
r1 = r1/255.
r2 = r2/255.
g1 = g1/255.
g2 = g2/255.
b2 = b2/255.
b1 = b1/255.
h1,s1,v1 = colorsys.rgb_to_hsv(r1,g1,b1)
h2,s2,v2 = colorsys.rgb_to_hsv(r2,g2,b2)
return 360*h1,360*(h2-h1),s1,(s2-s1),v1,(v2-v1)
palettes = {
'monochrome_blue':(207,-4,0.06,0.89,1.0,-0.38),
'gold_sunset':(47,-31,.26,-0.12,0.94,-0.5),
'blue_red':(207,-200,.85,0,.74,-.24),
'blue_green':(207,-120,.85,0,.75,.25),
'cyan_green':(192,-50,.08,.65,.98,-.34),
'cyan_purple':trcolors(237,248,251,136,65,157),
'green_blue':trcolors(240,249,232,8,104,172),
'orange_red':trcolors(254,240,217,179,0,0),
'cyan_blue':trcolors(241,238,246,4,90,141),
'cyan_green':trcolors(246,239,247,1,108,89),
'cyan_magenta':trcolors(241,238,246,152,0,67),
'beige_magenta':trcolors(254,235,226,122,1,119),
'yellow_green':trcolors(255,255,204,0,104,55),
'yellow_blue':trcolors(255,255,205,37,52,148),
'autumn':trcolors(255,255,212,153,52,4),
'yellow_red':trcolors(255,255,178,189,0,39)
}
def range_to_color_hex(groupcols,palette='monochrome_blue'):
try:
plt = palettes[palette]
except KeyError:
plt = palettes['monochrome_blue']
rgb = [colorsys.hsv_to_rgb((plt[0]+plt[1]*x)/360.,
plt[2]+plt[3]*x,
plt[4]+plt[5]*x) for x in groupcols]
RGB = [(int(255.*r),int(255.*g),int(255.*b)) for (r, g, b) in rgb]
colors = ["#%02x%02x%02x" % (r, g, b) for (r, g, b) in RGB]
return colors
def str2bool(v):
return v.lower() in ("yes", "true", "t", "1")
def uniqify(seq, idfun=None):
# order preserving
if idfun is None:
def idfun(x): return x
seen = {}
result = []
for item in seq:
marker = idfun(item)
# in old Python versions:
# if seen.has_key(marker)
# but in new ones:
if marker in seen: continue
seen[marker] = 1
result.append(item)
return result
def serialize_list(value,token=','):
assert(isinstance(value, list) or isinstance(value, tuple) or isinstance(value,np.ndarray))
return token.join([unicode(s) for s in value])
def deserialize_list(value,token=','):
if isinstance(value, list):
return value
elif isinstance(value, np.ndarray):
return value
return value.split(token)
def geo_distance(lat1,lon1,lat2,lon2):
""" Approximate distance and bearing between two points
defined by lat1,lon1 and lat2,lon2
This is a slight underestimate but is close enough for our purposes,
We're never moving more than 10 meters between trackpoints
Bearing calculation fails if one of the points is a pole.
(Hey, from the North pole you can walk South, East, North and end up
on the same spot!)
"""
# radius of our earth in km --> should be moved to settings if
# rowing takes off on other planets
R = 6373.0
# pi
pi = math.pi
lat1 = math.radians(lat1)
lat2 = math.radians(lat2)
lon1 = math.radians(lon1)
lon2 = math.radians(lon2)
dlon = lon2 - lon1
dlat = lat2 - lat1
a = sin(dlat / 2)**2 + cos(lat1) * cos(lat2) * sin(dlon / 2)**2
c = 2 * atan2(sqrt(a), sqrt(1 - a))
distance = R * c
tc1 = atan2(sin(lon2-lon1)*cos(lat2),
cos(lat1)*sin(lat2)-sin(lat1)*cos(lat2)*cos(lon2-lon1))
tc1 = tc1 % (2*pi)
bearing = math.degrees(tc1)
return [distance,bearing]
def isbreakthrough(delta,cpvalues,p0,p1,p2,p3,ratio):
pwr = abs(p0)/(1+(delta/abs(p2)))
pwr += abs(p1)/(1+(delta/abs(p3)))
dd = 0.25*(ratio-1)
pwr2 = pwr*(1+dd)
pwr *= ratio
delta = delta.values
cpvalues = cpvalues.values
res = np.sum(cpvalues>pwr)
res2 = np.sum(cpvalues>pwr2)
btdf = pd.DataFrame(
{
'delta':delta[cpvalues>pwr],
'cpvalues':cpvalues[cpvalues>pwr],
'pwr':pwr[cpvalues>pwr],
}
)
btdf.sort_values('delta',axis=0,inplace=True)
return res>1,btdf,res2>1
def myqueue(queue,function,*args,**kwargs):
if settings.DEBUG:
kwargs['debug'] = True
job = function.delay(*args,**kwargs)
else:
job_id = str(uuid.uuid4())
kwargs['job_id'] = job_id
kwargs['jobkey'] = job_id
job = queue.enqueue(function,*args,**kwargs)
return job