def index(self):
# Attempt to retrieve search parameters
self.random['imnumber'] = 16
images = []
# Get random images ; parse out thumbnails ; construct plate-IFUs
imfiles = None
try:
imfiles = get_random_images(num=self.random['imnumber'],
release=self._release)
except (MarvinError, AssertionError) as e:
self.random['error'] = 'Error: could not get images: {0}'.format(e)
else:
urls = [i.url for i in imfiles]
images = buildImageDict(urls)
# if image grab failed, make placeholders
if not imfiles:
images = buildImageDict(imfiles,
test=True,
num=self.random['imnumber'])
# Add images to dict
self.random['images'] = images
return render_template('random.html', **self.random)
def index(self):
# Attempt to retrieve search parameters
form = processRequest(request=request)
self.random['imnumber'] = 16
images = []
# Get random images ; parse out thumbnails ; construct plate-IFUs
imfiles = None
try:
imfiles = getRandomImages(as_url=True,
num=self.random['imnumber'],
mode='local',
release=self._release)
except MarvinError as e:
self.random['error'] = 'Error: could not get images: {0}'.format(e)
else:
images = buildImageDict(imfiles)
# if image grab failed, make placeholders
if not imfiles:
images = buildImageDict(imfiles,
test=True,
num=self.random['imnumber'])
# Add images to dict
self.random['images'] = images
return render_template('random.html', **self.random)
def postagestamp(self, page):
''' Get the postage stamps for a set of query results in the web '''
postage = {}
postage['error'] = None
postage['images'] = None
pagesize = 16 # number of rows (images) in a page
pagenum = int(page) # current page number
searchvalue = current_session.get('searchvalue', None)
if not searchvalue:
postage[
'error'] = 'No query found! Cannot generate images without a query. Go to the Query Page!'
return render_template('postage.html', **postage)
sort = current_session.get('query_sort', 'cube.mangaid')
offset = (pagesize * pagenum) - pagesize
q, res = doQuery(searchfilter=searchvalue,
release=self._release,
sort=sort,
limit=10000)
plateifus = res.getListOf('plateifu')
# if a dap query, grab the unique galaxies
if q._isdapquery:
plateifus = list(set(plateifus))
# only grab subset if more than 16 galaxies
if len(plateifus) > pagesize:
plateifus = plateifus[offset:offset + pagesize]
# get images
imfiles = None
try:
imfiles = getImagesByList(plateifus,
as_url=True,
mode='local',
release=self._release)
except MarvinError as e:
postage['error'] = 'Error: could not get images: {0}'.format(e)
else:
images = buildImageDict(imfiles)
# if image grab failed, make placeholders
if not imfiles:
images = buildImageDict(imfiles, test=True, num=pagesize)
# Compute page stats
totalpages = int(
res.totalcount // pagesize) + int(res.totalcount % pagesize != 0)
page = {
'size': pagesize,
'active': int(page),
'total': totalpages,
'count': res.totalcount
}
postage['page'] = page
postage['images'] = images
return render_template('postage.html', **postage)
def get(self, plateid):
''' Retrieve info for a given plate id '''
# validate the input
args = av.manual_parse(self, request)
self.plate['plateid'] = args.get('plateid')
pinputs = {
'plate': plateid,
'mode': 'local',
'nocubes': True,
'release': self._release
}
try:
plate = mPlate(**pinputs)
except MarvinError as e:
self.plate['plate'] = None
self.plate['drpver'] = self._drpver
self.plate[
'error'] = 'Could not grab Plate for id {0}: {1}'.format(
plateid, e)
else:
self.plate['plate'] = plate
self.plate['drpver'] = plate._drpver
tmpfile = plate._getFullPath(url=True)
self.plate['sasurl'] = plate.platedir
# Get images for plate
imfiles = None
try:
imfiles = getImagesByPlate(plateid=plateid,
as_url=True,
mode='local',
release=self._release)
except MarvinError as e:
self.plate[
'error'] = 'Error: could not get images for plate {0}: {1}'.format(
plateid, e)
else:
# thumbs = [imfiles.pop(imfiles.index(t)) if 'thumb' in t else t for t in imfiles]
# plateifu = ['-'.join(re.findall('\d{3,5}', im)) for im in imfiles]
images = buildImageDict(imfiles)
# if image grab failed, make placeholders
if not imfiles:
images = buildImageDict(imfiles, test=True, num=29)
# Add images to dict
self.plate['images'] = images
return render_template('plate.html', **self.plate)
def test_realimages(self, release):
imfiles = getImagesByPlate(plateid='8485',
as_url=True,
mode='local',
release=release)
images = buildImageDict(imfiles)
names = [im['name'] for im in images]
assert images
assert '8485-1901' in names
assert 'https://data.sdss.org/sas/mangawork/manga/spectro/redux/' in images[
0]['image']
def test_noimages(self):
images = buildImageDict(None, num=5)
assert not images
def test_placeholder(self):
images = buildImageDict(None, test=True, num=5)
assert len(images) == 5
assert images[0]['name'] == '4444-0000'
assert 'placehold.it' in images[0]['image']
