class SemesterSummary(Report):
"""
This class is responsible for producing a report on the overall
summary of a given semester.
"""
def __init__(self, filename, semester = None):
super(SemesterSummary, self).__init__(filename)
# save off original table style
self.tableStyleNoSpan = self.tableStyle
# redefine the table sytle to include a span
self.tableStyle = TableStyle([
('SPAN', (0, 0), (-1,0)),
('TOPPADDING', (0, 0), (-1, -1), 0),
('BOTTOMPADDING', (0, 0), (-1, -1), 0),
('LINEABOVE', (0, 1), (-1, 1), 1, colors.black),
('BOX', (0, 0), (-1, -1), 1, colors.black),
])
self.semester = semester
# In order to calculate the pressures for the right semester
# we need to tell this class that we are a few days before
# this semester starts:
s = DSSSemester.objects.get(semester = semester)
today = (s.start() - timedelta(days = 10))
self.lst = LstPressures(today = today)
self.title = 'Semester Summary'
def report(self, semester = None):
if semester is not None:
self.semester = semester
# crunch the numbers we need for this report
self.lst.getPressures()
self.lst.getOriginalRequestedPressures()
self.title = self.title if self.semester is None else \
self.title + " for Semester %s" % self.semester
t0 = self.getIntroTable()
t1 = self.getStartingHoursTable()
t2 = self.getAvailableAllAstronomyTable()
t3 = self.getAvailableNewAstronomyTableGradeA()
t4 = self.getAvailableNewAstronomyTable()
t5 = self.getTotalRequestedTable()
b = self.getBreak()
tables = [t0, b, t1, b, t2, b]
for g in self.lst.grades:
tables.append(self.getBacklogTableForGrade(g))
tables.append(b)
tables.extend([t3, b, t4, b, t5])
# write the document to disk (or something)
self.doc.build(tables
, onFirstPage = self.makeHeaderFooter
, onLaterPages = self.makeHeaderFooter)
def getIntroTable(self):
data = [[self.pg('Time Analysis for Semester %s' % self.semester, bold = True)
]
, [self.pg('%s - %s' % (self.lst.timeRange))]
, [self.pg('As of %s' % self.lst.published)]
]
t = Table(data, colWidths = [300])
t.setStyle(self.tableStyle)
return t
def getStartingHoursTable(self):
hrsInSemester = (self.lst.weather.availability.total()
, self.lst.weather.availability.total(gc = True))
hrsMaint = (self.lst.maintenancePs.total()
, self.lst.maintenancePs.total(gc = True))
hrsShutdown = (self.lst.shutdownPs.total()
, self.lst.shutdownPs.total(gc = True))
hrsTests = (self.lst.testingPs.total()
, self.lst.testingPs.total(gc = True))
data = [self.hrsPg('Hours in Semester', hrsInSemester, bold = True)
, self.hrsPg('Maintenance Hours', hrsMaint)
, self.hrsPg('Test, Comm, Calib Hours', hrsTests)
, self.hrsPg('Shutdown Hours', hrsShutdown)
]
t = Table(data, colWidths = [100, 100, 100])
t.setStyle(self.tableStyleNoSpan)
return t
def getAvailableAllAstronomyTable(self):
txt = 'Available for ALL Astronomy during %s' % self.semester
return self.getAvailableTable(txt
#, self.ta.astronomyAvailableHrs)
, self.lst.postMaintAvailabilityPs)
def getBacklogTableForGrade(self, grade):
g = grade
t = True
hrsFixed = (self.lst.carryoverGradePs['fixed'][g].total()
, self.lst.carryoverGradePs['fixed'][g].total(gc = t))
hrsTotal = (self.lst.carryoverGradePs['total'][g].total()
, self.lst.carryoverGradePs['total'][g].total(gc = t))
data = [[self.pg('Group %s time' % grade, bold = True)]
, self.hrsPg('Hours Total', hrsTotal)
, self.hrsPg('Fixed Hours', hrsFixed)
]
r = 'rest'
for w in self.lst.weatherTypes:
w = w.lower()
hrs = (self.lst.carryoverGradePs[r][g].total(type = w)
, self.lst.carryoverGradePs[r][g].total(type = w
, gc = t))
label = 'Hours for %s' % self.lst.weatherMap[w]
data.append(self.hrsPg(label, hrs))
t = Table(data, colWidths = [100, 100, 100])
t.setStyle(self.tableStyle)
return t
def getAvailableHrs(self, available):
"Reorganize our data."
hrsTotal = (available.total(), available.total(gc = True))
hrs = []
for w in self.lst.weatherTypes:
w = w.lower()
hrs.append((available.total(type = w)
, available.total(type = w, gc = True)))
return (hrsTotal, hrs[0], hrs[1], hrs[2])
def getAvailableTable(self, text, available):
"Worker function for creating a table of available hours."
hrsTotal, hrsLowFreq, hrsHiFreq1, hrsHiFreq2 = \
self.getAvailableHrs(available)
data = [[self.pg(text, bold = True)
]
, self.hrsPg('Hours Total', hrsTotal)
, self.hrsPg('Hours for Low Freq', hrsLowFreq)
, self.hrsPg('Hours for Hi Freq 1', hrsHiFreq1)
, self.hrsPg('Hours for Hi Freq 2', hrsHiFreq2)
]
t = Table(data, colWidths = [100, 100, 100])
t.setStyle(self.tableStyle)
return t
def getAvailableNewAstronomyTableGradeA(self):
txt = 'Available for NEW Astronomy during %s (Grade A Carry Over Only)' % self.semester
return self.getAvailableTable(txt
, self.lst.remainingFromGradeACarryoverPs)
def getAvailableNewAstronomyTable(self):
txt = 'Available for NEW Astronomy during %s (All Grades Carry Over)' % self.semester
return self.getAvailableTable(txt
, self.lst.remainingPs)
def getTotalRequestedTable(self):
txt = 'Originally Requested Astronomy for semester %s' % self.semester
return self.getAvailableTable(txt
, self.lst.originalRequestedPs)
def hrsPg(self, text, hrs, bold = False):
"This is common enough when reporting on hours"
if bold:
text = "<b>%s</b>" % text
return [self.pg(text) # label
, self.pg("%5.2f" % hrs[0]) # total hrs
, self.pg("GC[%5.2f]" % hrs[1]) # hrs in Gal. Center
]
