def _Convert(self, profile):
source = self.files.get(profile.source)
if not source or not source.tempfile:
# convert only if tempfile
return False, ()
if not source:
return False, [_(u"Image not found: ") + profile.source]
p = DvPath()
p.SetUniqueTempFileName()
p.SetExtension(profile.extension)
destPath = str(p)
try:
try:
source.file.seek(0)
except:
pass
try:
iObj = Image.open(source)
except IOError:
# no file to be converted
return False, ()
iObj = iObj.convert("RGB")
# resize
size = [profile.width, profile.height]
if size[0] != 0 or size[1] != 0:
if size[0] == 0:
size[0] = size[1]
elif size[1] == 0:
size[1] = size[0]
x, y = iObj.size
if x > size[0]: y = y * size[0] / x; x = size[0]
if y > size[1]: x = x * size[1] / y; y = size[1]
size = x, y
iObj = iObj.resize(size, Image.ANTIALIAS)
iObj.save(destPath, profile.format)
try:
source.file.seek(0)
except:
pass
# file meta data
imgFile = open(destPath)
filename = DvPath(profile.dest+"_"+source.filename)
filename.SetExtension(profile.extension)
file = File(filekey=profile.dest,
filename=str(filename),
file=imgFile,
size=p.GetSize(),
path=destPath,
extension=profile.extension,
tempfile=True)
self.files.set(profile.dest, file)
finally:
# clean temp file
p.Delete()
return True, []
def test_Get(self):
n = self.name
p = DvPath(n)
self.assert_(p.GetPath() == self.base)
self.assert_(p.GetName() == "nofile")
self.assert_(p.GetExtension() == "txt")
self.assert_(p.GetNameExtension() == "nofile.txt")
self.assert_(p.GetSize() == -1)
self.assert_(p.GetLastDirectory() == "tmp_nivepathtest_000")
p.IsFile()
p.IsDirectory()
p.Exists()
p.IsValid()
def fromPath(self, path):
"""
Set temp file and load file values from file path
"""
if self.filename == "":
self.filename = os.path.basename(path)
f, fileExtension = os.path.splitext(path)
self.extension = fileExtension[1:6]
if self.size == 0:
p = DvPath(path)
self.size = p.GetSize()
self.tempfile = True
self.file = open(path, "rb")
