def addPhoto(content, title = "", comment = "", isUrl=False):
Logger.LogParameters(funcname = sys._getframe().f_code.co_name, func_vars = vars(), module = "PhotoManager")
try:
imageName = RandomID.gen()
if not isUrl:
fileObj = StringIO(content.read())
else:
#url = "http://www.didao8.com:8080/static/44/thumb/nvLcHMu1JS3mepZPkQBqriG4ANthz2s5.jpg"
fileObj = StringIO(urllib2.urlopen(content).read())
img = Image.open(fileObj)
width, height = img.size
fileName = "%s%s%s" % (imageName, ".", img.format)
filePath = (PHOTO_DATA_ROOT + "%s") % fileName
img.save(filePath)
photo = Photo(title=title, comment=comment, datetime = time.time(),
imageName=fileName, width = width, height = height)
photo.save()
return Err.genOK(photo.id)
except Exception, ex:
print ex
Logger.SaveLogDebug(ex, level=Logger.LEVEL_ERROR, module = "PhotoManager")
return Err.genErr(Err.ERR_ADD_PHOTO_FAIL)
def getPhotos(page=1, prePage=5):
Logger.LogParameters(funcname = sys._getframe().f_code.co_name, func_vars = vars(), module = "PhotoManager")
try:
photos = []
intPage = int(page)
intPrePage = int(prePage)
photoItems = Photo.objects.all()[(intPage-1)*intPrePage:intPage*intPrePage]
attrList = ["id", "title", "comment", "datetime", "width", "height", "imageName"]
for item in photoItems:
photo = {key:getattr(item, key) for key in attrList}
photo["imageUrl"] = getPhotoUrl(item.imageName)
photos.append(photo)
return Err.genOK(photos)
except Exception, ex:
print ex
Logger.SaveLogDebug(ex, level=Logger.LEVEL_ERROR, module = "PhotoManager")
return Err.genErr(Err.ERR_GET_PHOTO_LIST_FAIL)
def getPhoto(imageName, pointX=0, pointY=0, needWidth=0):
'''
Return a StringIO obj, use StringIO.getvalue() to get the content
'''
Logger.LogParameters(funcname = sys._getframe().f_code.co_name, func_vars = vars(), module = "PhotoManager")
try:
imagePath = getPhotoPath(imageName)
needWidth, pointX, pointY = int(needWidth), int(pointX), int(pointY)
im = Image.open(imagePath)
width, height = im.size
imgFormat = im.format
scale = float(height)/width
box = (0, 0, width, height)
if needWidth > 0 and pointX < width and pointY < height:
if needWidth + pointX > width:
needWidth = width - pointX
needHeight = needWidth * scale
if needHeight + pointY > height:
needHeight = height - pointY
needWidth = needHeight / scale
if needHeight < 1:
needHeight = 1
if needWidth < 1:
needWidth = 1
print needHeight, needWidth
#print needWidth, needHeight, scale
box = (pointX, pointY, int(pointX + needWidth), int(pointY + needHeight))
region = im.crop(box)
container = StringIO()
region.save(container, imgFormat)
return Err.genOK([container, imgFormat])
except Exception, ex:
print ex
Logger.SaveLogDebug(ex, level=Logger.LEVEL_ERROR, module = "PhotoManager")
return Err.genErr(Err.ERR_GET_PHOTO_DATA_FAIL)