"""Validate image mime type of `value`."""
mimetype = value.mimetype
image_mime_type_validator(node, mimetype)
class ImageMetadataSchema(AssetMetadataSchema):
"""Data structure storing image asset metadata."""
detail = Resource(dimensions=Dimensions(width=800, height=800),
readonly=True)
thumbnail = Resource(dimensions=Dimensions(width=100, height=100),
readonly=True)
image_metadata_meta = asset_metadata_meta._replace(
isheet=IImageMetadata,
schema_class=ImageMetadataSchema,
)
class IImageReference(ISheet, ISheetReferenceAutoUpdateMarker):
"""Marker interface for an image reference."""
class ImageReference(SheetToSheet):
"""Reference to an image."""
source_isheet = IImageReference
source_isheet_field = 'picture'
target_isheet = IImageMetadata
from adhocracy_core.interfaces import SheetToSheet
class IImageMetadata(IAssetMetadata):
"""Marker interface for images."""
def image_mime_type_validator(mime_type: str) -> bool:
"""Validate image file types."""
return mime_type in ('image/gif', 'image/jpeg', 'image/png')
image_metadata_meta = asset_metadata_meta._replace(
isheet=IImageMetadata,
mime_type_validator=image_mime_type_validator,
image_sizes={
'thumbnail': Dimensions(width=100, height=100),
'detail': Dimensions(width=800, height=800)
},
)
class IImageReference(ISheet, ISheetReferenceAutoUpdateMarker):
"""Marker interface for an image reference."""
class ImageReference(SheetToSheet):
"""Reference to an image."""
source_isheet = IImageReference
source_isheet_field = 'picture'
target_isheet = IImageMetadata
from adhocracy_core.interfaces import SheetToSheet
class IImageMetadata(IAssetMetadata):
"""Marker interface for images."""
def image_mime_type_validator(mime_type: str) -> bool:
"""Validate image file types."""
return mime_type in ('image/gif', 'image/jpeg', 'image/png')
image_metadata_meta = asset_metadata_meta._replace(
isheet=IImageMetadata,
mime_type_validator=image_mime_type_validator,
image_sizes={'thumbnail': Dimensions(width=100, height=100),
'detail': Dimensions(width=800, height=800)},
)
class IImageReference(ISheet, ISheetReferenceAutoUpdateMarker):
"""Marker interface for an image reference."""
class ImageReference(SheetToSheet):
"""Reference to an image."""
source_isheet = IImageReference
source_isheet_field = 'picture'
image_mime_type_validator = OneOf(('image/gif', 'image/jpeg', 'image/png'))
class ImageMetadataSchema(AssetMetadataSchema):
"""Data structure storing image asset metadata."""
mime_type = SingleLine(missing=required,
validator=image_mime_type_validator)
detail = Resource(dimensions=Dimensions(width=800, height=800))
thumbnail = Resource(dimensions=Dimensions(width=100, height=100))
image_metadata_meta = asset_metadata_meta._replace(
isheet=IImageMetadata,
schema_class=ImageMetadataSchema,
)
class IImageReference(ISheet, ISheetReferenceAutoUpdateMarker):
"""Marker interface for an image reference."""
class ImageReference(SheetToSheet):
"""Reference to an image."""
source_isheet = IImageReference
source_isheet_field = 'picture'
target_isheet = IImageMetadata
organizationinfo_meta = sheet_meta._replace(
isheet=IOrganizationInfo, schema_class=OrganizationInfoSchema)
class IIntroImageMetadata(IAssetMetadata):
"""Marker interface for intro images."""
def _intro_image_mime_type_validator(mime_type: str) -> bool:
return mime_type in ('image/gif', 'image/jpeg', 'image/png')
intro_image_metadata_meta = asset_metadata_meta._replace(
isheet=IIntroImageMetadata,
mime_type_validator=_intro_image_mime_type_validator,
image_sizes={
'thumbnail': Dimensions(width=105, height=90),
'detail': Dimensions(width=800, height=350)
},
)
class IntroImageReference(SheetToSheet):
"""Reference to an intro image."""
source_isheet = IIntroduction
source_isheet_field = 'picture'
target_isheet = IIntroImageMetadata
class IntroductionSchema(colander.MappingSchema):
"""Data structure for the proposal introduction."""
organizationinfo_meta = sheet_meta._replace(isheet=IOrganizationInfo, schema_class=OrganizationInfoSchema)
class IIntroImageMetadata(IAssetMetadata):
"""Marker interface for intro images."""
def _intro_image_mime_type_validator(mime_type: str) -> bool:
return mime_type in ("image/gif", "image/jpeg", "image/png")
intro_image_metadata_meta = asset_metadata_meta._replace(
isheet=IIntroImageMetadata,
mime_type_validator=_intro_image_mime_type_validator,
image_sizes={"thumbnail": Dimensions(width=105, height=90), "detail": Dimensions(width=800, height=350)},
)
class IntroImageReference(SheetToSheet):
"""Reference to an intro image."""
source_isheet = IIntroduction
source_isheet_field = "picture"
target_isheet = IIntroImageMetadata
class IntroductionSchema(colander.MappingSchema):