示例#1
0
    def test_animated_images(self):
        img = ImageCheck(open(get_image_path('animated.png')))
        assert img.is_animated()
        img = ImageCheck(open(get_image_path('non-animated.png')))
        assert not img.is_animated()

        img = ImageCheck(open(get_image_path('animated.gif')))
        assert img.is_animated()
        img = ImageCheck(open(get_image_path('non-animated.gif')))
        assert not img.is_animated()
示例#2
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    def test_animated_images(self):
        img = ImageCheck(open(get_image_path('animated.png')))
        assert img.is_animated()
        img = ImageCheck(open(get_image_path('non-animated.png')))
        assert not img.is_animated()

        img = ImageCheck(open(get_image_path('animated.gif')))
        assert img.is_animated()
        img = ImageCheck(open(get_image_path('non-animated.gif')))
        assert not img.is_animated()
示例#3
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def _check_image(im_path, abs_url):
    valid = True
    img_format = ''
    with open(im_path, 'rb') as fp:
        im = ImageCheck(fp)
        if not im.is_image():
            valid = False
            log.error('image at %s is not an image' % abs_url)
        if im.is_animated():
            valid = False
            log.error('image at %s is animated' % abs_url)
        if valid:
            img_format = im.img.format
    return valid, img_format
示例#4
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def _check_image(im_path, abs_url):
    valid = True
    img_format = ''
    with open(im_path, 'rb') as fp:
        im = ImageCheck(fp)
        if not im.is_image():
            valid = False
            log.error('image at %s is not an image' % abs_url)
        if im.is_animated():
            valid = False
            log.error('image at %s is animated' % abs_url)
        if valid:
            img_format = im.img.format
    return valid, img_format
示例#5
0
文件: utils.py 项目: Witia1/zamboni
def check_upload(file_obj, upload_type, content_type):
    errors = []
    upload_hash = ''
    is_icon = upload_type == 'icon'
    is_preview = upload_type == 'preview'
    is_promo_img = upload_type == 'promo_img'
    is_video = content_type in mkt.VIDEO_TYPES

    if not any([is_icon, is_preview, is_promo_img, is_video]):
        raise ValueError('Unknown upload type.')

    # By pushing the type onto the instance hash, we can easily see what
    # to do with the file later.
    ext = content_type.replace('/', '-')
    upload_hash = '%s.%s' % (uuid.uuid4().hex, ext)
    loc = os.path.join(settings.TMP_PATH, upload_type, upload_hash)

    with private_storage.open(loc, 'wb') as fd:
        for chunk in file_obj:
            fd.write(chunk)

    # A flag to prevent us from attempting to open the image with PIL.
    do_not_open = False

    if is_video:
        if not video_library:
            errors.append(_('Video support not enabled.'))
        else:
            video = video_library(loc)
            video.get_meta()
            if not video.is_valid():
                errors.extend(video.errors)

    else:
        check = ImageCheck(file_obj)
        if (not check.is_image() or
                content_type not in mkt.IMG_TYPES):
            do_not_open = True
            if is_icon:
                errors.append(_('Icons must be either PNG or JPG.'))
            else:
                errors.append(_('Images must be either PNG or JPG.'))

        if check.is_animated():
            do_not_open = True
            if is_icon:
                errors.append(_('Icons cannot be animated.'))
            else:
                errors.append(_('Images cannot be animated.'))

    max_size = (settings.MAX_ICON_UPLOAD_SIZE if is_icon else
                settings.MAX_VIDEO_UPLOAD_SIZE if is_video else
                settings.MAX_IMAGE_UPLOAD_SIZE if is_preview else None)

    if max_size and file_obj.size > max_size:
        do_not_open = True
        if is_icon or is_video:
            errors.append(
                _('Please use files smaller than %s.') %
                filesizeformat(max_size))

    if ((is_icon or is_preview or is_promo_img) and not
            is_video and not do_not_open):
        file_obj.seek(0)
        try:
            im = Image.open(file_obj)
            im.verify()
        except IOError:
            if is_icon:
                errors.append(_('Icon could not be opened.'))
            elif is_preview:
                errors.append(_('Preview could not be opened.'))
            elif is_promo_img:
                errors.append(_('Promo image could not be opened.'))
        else:
            size_x, size_y = im.size
            if is_icon:
                # TODO: This should go away when we allow uploads for
                # individual icon sizes.
                if size_x < 128 or size_y < 128:
                    errors.append(_('Icons must be at least 128px by 128px.'))

                if size_x != size_y:
                    errors.append(_('Icons must be square.'))

            elif is_preview:
                if (size_x < APP_PREVIEW_MINIMUMS[0] or
                    size_y < APP_PREVIEW_MINIMUMS[1]) and (
                        size_x < APP_PREVIEW_MINIMUMS[1] or
                        size_y < APP_PREVIEW_MINIMUMS[0]):
                    errors.append(
                        # L10n: {0} and {1} are the height/width of the preview
                        # in px.
                        _('App previews must be at least {0}px by {1}px or '
                          '{1}px by {0}px.').format(*APP_PREVIEW_MINIMUMS))

            elif is_promo_img:
                if (size_x < PROMO_IMG_MINIMUMS[0] or
                        size_y < PROMO_IMG_MINIMUMS[1]):
                    # Currently, not l10n'ed because for curator eyes only.
                    errors.append(
                        'Promo images must be at least {0}px by {1}px'
                        .format(*PROMO_IMG_MINIMUMS))

    return errors, upload_hash
示例#6
0
文件: utils.py 项目: wade1990/zamboni
def check_upload(file_obj, upload_type, content_type):
    errors = []
    upload_hash = ''
    is_icon = upload_type == 'icon'
    is_preview = upload_type == 'preview'
    is_promo_img = upload_type == 'promo_img'
    is_video = content_type in mkt.VIDEO_TYPES

    if not any([is_icon, is_preview, is_promo_img, is_video]):
        raise ValueError('Unknown upload type.')

    # By pushing the type onto the instance hash, we can easily see what
    # to do with the file later.
    ext = content_type.replace('/', '-')
    upload_hash = '%s.%s' % (uuid.uuid4().hex, ext)
    loc = os.path.join(settings.TMP_PATH, upload_type, upload_hash)

    with private_storage.open(loc, 'wb') as fd:
        for chunk in file_obj:
            fd.write(chunk)

    # A flag to prevent us from attempting to open the image with PIL.
    do_not_open = False

    if is_video:
        if not video_library:
            errors.append(_('Video support not enabled.'))
        else:
            video = video_library(loc)
            video.get_meta()
            if not video.is_valid():
                errors.extend(video.errors)

    else:
        check = ImageCheck(file_obj)
        if (not check.is_image() or
                content_type not in mkt.IMG_TYPES):
            do_not_open = True
            if is_icon:
                errors.append(_('Icons must be either PNG or JPG.'))
            else:
                errors.append(_('Images must be either PNG or JPG.'))

        if check.is_animated():
            do_not_open = True
            if is_icon:
                errors.append(_('Icons cannot be animated.'))
            else:
                errors.append(_('Images cannot be animated.'))

    max_size = (settings.MAX_ICON_UPLOAD_SIZE if is_icon else
                settings.MAX_VIDEO_UPLOAD_SIZE if is_video else
                settings.MAX_IMAGE_UPLOAD_SIZE if is_preview else None)

    if max_size and file_obj.size > max_size:
        do_not_open = True
        if is_icon or is_video:
            errors.append(
                _('Please use files smaller than %s.') %
                filesizeformat(max_size))

    if ((is_icon or is_preview or is_promo_img) and not
            is_video and not do_not_open):
        file_obj.seek(0)
        try:
            im = Image.open(file_obj)
            im.verify()
        except IOError:
            if is_icon:
                errors.append(_('Icon could not be opened.'))
            elif is_preview:
                errors.append(_('Preview could not be opened.'))
            elif is_promo_img:
                errors.append(_('Promo image could not be opened.'))
        else:
            size_x, size_y = im.size
            if is_icon:
                # TODO: This should go away when we allow uploads for
                # individual icon sizes.
                if size_x < 128 or size_y < 128:
                    errors.append(_('Icons must be at least 128px by 128px.'))

                if size_x != size_y:
                    errors.append(_('Icons must be square.'))

            elif is_preview:
                if (size_x < APP_PREVIEW_MINIMUMS[0] or
                    size_y < APP_PREVIEW_MINIMUMS[1]) and (
                        size_x < APP_PREVIEW_MINIMUMS[1] or
                        size_y < APP_PREVIEW_MINIMUMS[0]):
                    errors.append(
                        # L10n: {0} and {1} are the height/width of the preview
                        # in px.
                        _('App previews must be at least {0}px by {1}px or '
                          '{1}px by {0}px.').format(*APP_PREVIEW_MINIMUMS))

            elif is_promo_img:
                if (size_x < PROMO_IMG_MINIMUMS[0] or
                        size_y < PROMO_IMG_MINIMUMS[1]):
                    # Currently, not l10n'ed because for curator eyes only.
                    errors.append(
                        'Promo images must be at least {0}px by {1}px'
                        .format(*PROMO_IMG_MINIMUMS))

    return errors, upload_hash