def migrate_leadimage(source_object, target_object):
""" Migrate images added using collective.contentleadimage to the
ILeadImage-behavior of plone.app.contenttypes if it is enabled.
"""
OLD_LEADIMAGE_FIELD_NAME = 'leadImage'
OLD_CAPTION_FIELD_NAME = 'leadImage_caption'
NEW_LEADIMAGE_FIELD_NAME = 'image'
NEW_CAPTION_FIELD_NAME = 'image_caption'
if not source_object.getField(OLD_LEADIMAGE_FIELD_NAME):
# skip if old content has no field
return
if ILeadImage(target_object, None) is None:
# skip if new content does not have the LeadImage-behavior enabled
logger.info('Target does not have the behavior "Lead Image" enabled. '
'Could not migrate collective.leadimage fields.')
return
acc = source_object.getField(OLD_LEADIMAGE_FIELD_NAME).getAccessor(
source_object)()
if getattr(acc, 'filename', None) is None:
# skip if old content has field but has no lead image in the field
return
# handle image field
migrate_imagefield(source_object, target_object, OLD_LEADIMAGE_FIELD_NAME,
NEW_LEADIMAGE_FIELD_NAME)
# handle image caption field
migrate_simplefield(source_object, target_object, OLD_CAPTION_FIELD_NAME,
NEW_CAPTION_FIELD_NAME)
logger.info('Migrating contentlead image for {0}.'.format(
target_object.absolute_url()))
def migrate_leadimage(source_object, target_object):
""" Migrate images added using collective.contentleadimage to the
ILeadImage-behavior of plone.app.contenttypes if it is enabled.
"""
OLD_LEADIMAGE_FIELD_NAME = 'leadImage'
OLD_CAPTION_FIELD_NAME = 'leadImage_caption'
NEW_LEADIMAGE_FIELD_NAME = 'image'
NEW_CAPTION_FIELD_NAME = 'image_caption'
if not source_object.getField(OLD_LEADIMAGE_FIELD_NAME):
# skip if old content has no field
return
if ILeadImage(target_object, None) is None:
# skip if new content does not have the LeadImage-behavior enabled
logger.info("Target does not have the behavior 'Lead Image' enabled. "
"Could not migrate collective.leadimage fields.")
return
# handle image field
migrate_imagefield(source_object, target_object, OLD_LEADIMAGE_FIELD_NAME,
NEW_LEADIMAGE_FIELD_NAME)
# handle image caption field
migrate_simplefield(source_object, target_object, OLD_CAPTION_FIELD_NAME,
NEW_CAPTION_FIELD_NAME)
logger.info("Migrating contentlead image for." %
target_object.absolute_url())
def __call__(self):
adapted = ILeadImage(self.context, None)
try:
if adapted is not None and aq_base(adapted).image is not None:
self.context = adapted
self.available = True
except AttributeError:
pass
if self.available:
tile = self.index()
else:
tile = u''
return u'<html><body>{0:s}</body></html>'.format(tile)
def __init__(self, context, feed):
super().__init__(context, feed)
self.dexterity = IDexterityContent.providedBy(context)
lead = ILeadImage(self.context, None)
if lead:
if (lead.image and hasattr(lead.image, 'getSize')
and lead.image.getSize() > 0):
self.file = lead.image
self.field_name = 'image'
if self.file is None:
try:
primary = IPrimaryFieldInfo(self.context, None)
if (INamedField.providedBy(primary.field)
and hasattr(primary.value, 'getSize')
and primary.value.getSize() > 0):
self.file = primary.value
self.field_name = primary.fieldname
except TypeError:
pass
def migrate_leadimage(source_object, target_object):
""" Migrate images added using collective.contentleadimage to the
ILeadImage-behavior of plone.app.contenttypes if it is enabled.
"""
OLD_LEADIMAGE_FIELD_NAME = 'leadImage'
OLD_CAPTION_FIELD_NAME = 'leadImage_caption'
NEW_LEADIMAGE_FIELD_NAME = 'image'
NEW_CAPTION_FIELD_NAME = 'image_caption'
old_leadimage_field = source_object.getField(OLD_LEADIMAGE_FIELD_NAME)
if not old_leadimage_field:
# skip if old content has no field
return
if ILeadImage(target_object, None) is None:
# skip if new content does not have the LeadImage-behavior enabled
logger.info("Target does not have the behavior 'Lead Image' enabled. "
"Could not migrate collective.leadimage fields.")
return
old_image = old_leadimage_field.get(source_object)
if not old_image:
# skip if image-field is empty
return
filename = safe_unicode(old_image.filename)
old_image_data = old_image.data
if safe_hasattr(old_image_data, 'data'):
# handle relstorage
old_image_data = old_image_data.data
# construct the new image
namedblobimage = NamedBlobImage(data=old_image_data, filename=filename)
# set new field on destination object
setattr(target_object, NEW_LEADIMAGE_FIELD_NAME, namedblobimage)
# handle image caption field
caption_field = source_object.getField(OLD_CAPTION_FIELD_NAME, None)
if caption_field:
setattr(target_object, (NEW_CAPTION_FIELD_NAME),
safe_unicode(caption_field.get(source_object)))
logger.info("Migrating contentlead image %s" % filename)
def query_tile_items(self, context, tile_items, aggregate=True):
brains = [brain for brain in query_children(context)]
if not aggregate:
shuffle(brains)
for brain in brains:
if brain.portal_type == 'bda.plone.productshop.productgroup' \
or brain.portal_type == 'bda.plone.productshop.product':
tile_items.append(brain.getObject())
if not aggregate:
return
elif brain.portal_type == 'Folder':
obj = brain.getObject()
if ILeadImage.providedBy(obj) and ILeadImage(obj).image:
tile_items.append(obj)
else:
count = len(tile_items)
self.query_tile_items(brain.getObject(),
tile_items,
aggregate=False)
# case multi level folder structure
if len(tile_items) > count + 1:
del tile_items[count + 1:]
def update(self):
self.context = ILeadImage(self.context)
self.available = True if self.context.image else False
def images(self):
rm_behavior = self.behavior
if not rm_behavior:
return
context = aq_inner(self.context)
imgs = get_related_media(context, portal_type="Image")
show_caption = rm_behavior.show_titles_as_caption
first_img_scales = None
first_img_caption = ""
further_images = []
gallery = []
if len(imgs):
first_img = imgs[0]
if first_img:
first_img_scales = first_img.restrictedTraverse("@@images")
first_img_caption = first_img.Title()
further_images = imgs[1:]
elif rm_behavior.include_leadimage and ILeadImage.providedBy(context):
# include leadimage if no related images are defined
first_img_scales = context.restrictedTraverse("@@images")
first_img_caption = ILeadImage(context).image_caption
if first_img_scales:
scale = first_img_scales.scale(
"image",
scale=rm_behavior.first_image_scale,
direction=rm_behavior.first_image_scale_direction
and "down"
or "thumbnail",
)
if scale:
large_scale_url = first_img_scales.scale("image", scale="large").url
gallery.append(
dict(
url=large_scale_url,
tag=scale.tag(
title=first_img_caption,
alt=first_img_caption,
css_class="img-fluid",
),
caption=first_img_caption,
show_caption=show_caption,
title=first_img_caption,
)
)
for img in further_images:
if img:
scales = img.restrictedTraverse("@@images")
scale = scales.scale(
"image",
scale=rm_behavior.preview_scale,
direction=rm_behavior.preview_scale_direction
and "down"
or "thumbnail",
)
if scale:
large_scale_url = scales.scale("image", scale="large").url
gallery.append(
dict(
url=large_scale_url,
tag=scale.tag(css_class="img-fluid"),
caption=img.Title(),
show_caption=show_caption,
title=img.Title(),
)
)
return gallery
def update(self):
self.context = ILeadImage(self.context)
self.available = True if self.context.image else False
if INewsItem.providedBy(self.context):
self.available = False
