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Kovid Goyal 2008-12-02 21:01:08 -08:00
parent 8b8eb8d7b1
commit 0a67d5eb85
1 changed files with 71 additions and 8 deletions
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79
src/calibre/trac/donations/server.py
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@ -6,9 +6,14 @@ __docformat__ = 'restructuredtext en'
'''
Keep track of donations to calibre.
'''
import sys, cStringIO, textwrap, traceback, re
import sys, cStringIO, textwrap, traceback, re, os, time
from datetime import date, timedelta
from math import sqrt
import matplotlib
matplotlib.use('Agg')
import matplotlib.pyplot as plt
import matplotlib.dates as mdates
import cherrypy
from lxml import etree
@ -150,7 +155,7 @@ class Stats:
ctable = '<p>Top %d countries</p>'%num_of_countries + ctable
return textwrap.dedent('''
<div class="stats">
<p style="font-weight: bold">Donations in %(period)d days [%(min)s - %(max)s]:</p>
<p style="font-weight: bold">Donations in %(period)d days [%(min)s &mdash; %(max)s]:</p>
<table style="border-left: 4em">
<tr><td>Total</td><td class="money">$%(total).2f (%(num)d)</td></tr>
<tr><td>Daily average</td><td class="money">$%(da).2f &plusmn; %(dd).2f</td></tr>
@ -177,14 +182,48 @@ def expose(func):
class Server(object):
TRENDS = '/tmp/donations_trend.png'
def __init__(self, apache=False, root='/', data_file='/tmp/donations.xml'):
self.apache = apache
self.document_root = root
self.tree = etree.parse(data_file)
self.root = self.tree.getroot()
self.data_file = data_file
self.read_records()
def calculate_trend(self):
def months(start, end):
pos = range_for_month(start.year, start.month)[0]
while pos <= end:
yield (pos.year, pos.month)
if pos.month == 12:
pos = pos.replace(year = pos.year+1)
pos = pos.replace(month = 1)
else:
pos = pos.replace(month = pos.month + 1)
_months = list(months(self.earliest, self.latest))[:-1][:12]
_months = [range_for_month(*m) for m in _months]
_months = [self.get_slice(*m) for m in _months]
x = [m.min for m in _months]
y = [m.total for m in _months]
ml = mdates.MonthLocator() # every month
fig = plt.figure(None, (8, 3), 96)#, facecolor, edgecolor, frameon, FigureClass)
ax = fig.add_subplot(111)
ax.bar(x, y, align='center', width=20, color='g')
ax.xaxis.set_major_locator(ml)
ax.xaxis.set_major_formatter(mdates.DateFormatter('%b %y'))
ax.set_xlim(_months[0].min-timedelta(days=15), _months[-1].min+timedelta(days=15))
ax.set_xlabel('Month')
ax.set_ylabel('Income ($)')
fig.autofmt_xdate()
fig.savefig(self.TRENDS)
#plt.show()
def read_records(self):
self.tree = etree.parse(self.data_file)
self.last_read_time = time.time()
self.root = self.tree.getroot()
self.records = []
min_date, max_date = date.today(), date.fromordinal(1)
for x in self.root.xpath('//donation'):
@ -194,6 +233,7 @@ class Server(object):
min_date = min(min_date, d)
max_date = max(max_date, d)
self.earliest, self.latest = min_date, max_date
self.calculate_trend()
def get_slice(self, start_date, end_date):
stats = Stats([r for r in self.records if r.date >= start_date and r.date <= end_date])
@ -214,6 +254,8 @@ class Server(object):
return date(*map(int, raw.split('-')))
def build_page(self, period_type, data):
if os.stat(self.data_file).st_mtime >= self.last_read_time:
self.read_records()
month = date.today().month
year = date.today().year
mm = data[1] if period_type == 'month' else month
@ -335,9 +377,21 @@ class Server(object):
}
return true;
}
function rationalize_periods() {
var form = document.forms[0];
var disabled = !form.period_type[0].checked;
form.month_month.disabled = disabled;
form.month_year.disabled = disabled;
disabled = !form.period_type[1].checked;
form.year_year.disabled = disabled;
disabled = !form.period_type[2].checked;
form.range_left.disabled = disabled;
form.range_right.disabled = disabled;
}
</script>
</head>
<body>
<body onload="rationalize_periods()">
<table id="banner" style="width: 100%%">
<tr>
<td style="text-align:left; width:150px"><a style="border:0pt" href="http://calibre.kovidgoyal.net"><img style="vertical-align: middle;border:0pt" alt="calibre" src="http://calibre.kovidgoyal.net/chrome/site/calibre_banner.png" /></a></td>
@ -357,13 +411,13 @@ class Server(object):
<fieldset>
<legend>Choose a period</legend>
<form method="post" action="%(root)sshow" onsubmit="return check_period_form(this);">
<input type="radio" name="period_type" value="month" %(mc)s />
<input type="radio" name="period_type" value="month" %(mc)s onclick="rationalize_periods()"/>
Month:&nbsp;%(month_month)s&nbsp;%(month_year)s
<br /><br />
<input type="radio" name="period_type" value="year" %(yc)s />
<input type="radio" name="period_type" value="year" %(yc)s onclick="rationalize_periods()" />
Year:&nbsp;%(year_year)s
<br /><br />
<input type="radio" name="period_type" value="range" %(rc)s />
<input type="radio" name="period_type" value="range" %(rc)s onclick="rationalize_periods()" />
Range (YYYY-MM-DD):&nbsp;<input size="10" maxlength="10" type="text" name="range_left" value="%(rl)s" />&nbsp;to&nbsp;<input size="10" maxlength="10" type="text" name="range_right" value="%(rr)s"/>
<br /><br />
<input type="submit" value="Update" />
@ -374,6 +428,10 @@ class Server(object):
</tr>
</table>
<hr />
<div style="text-align:center">
<h3>Income trends for the last year</h3>
<img src="/trend.png" alt="Income trends" />
</div>
</body>
</html>
''')%dict(
@ -392,6 +450,11 @@ class Server(object):
cherrypy.response.headers['Content-Type'] = 'application/xhtml+xml'
return self.build_page('month', (year, month))
@expose
def trend_png(self):
cherrypy.response.headers['Content-Type'] = 'image/png'
return open(self.TRENDS, 'rb').read()
@expose
def show(self, period_type='month', month_month='', month_year='',
year_year='', range_left='', range_right=''):