def process_document_tree(root, context):
"""Iterate and optionally update children of provided root node.
Rendering is based on type of node. Further calls to this function
happen when a node with children exists - and so on.
Only nodes with the bungeni namespace tags "br:type" are modified
with content from the provided context.
"""
cond = get_attr(root, "condition")
if cond and not check_exists(context, cond):
return None
iter_children = root.getchildren() or [root]
if not (root in iter_children):
root_typ = get_attr(root, "type")
if root_typ:
process_single_node(root, context, root_typ, get_attr(root, "source"))
for child in iter_children:
typ = get_attr(child, "type")
src = get_attr(child, "source")
cond = get_attr(child, "condition")
if cond and not check_exists(context, cond):
drop_element(child)
continue
children = child.getchildren()
if len(children) == 0:
if typ:
process_single_node(child, context, typ, src)
else:
if typ:
if typ == "listing":
clean_element(child)
children = child.getchildren()
listing = get_element_value(context, src, default=[])
if IAlchemistContainer.providedBy(listing):
listing = [item for item in common.list_container_items(listing)]
len_listing = len(listing)
expanded_children = [deepcopy(children) for x in range(len_listing)]
empty_element(child)
if len(listing) == 0:
no_items_tag = "p"
if child.tag == "tr":
no_items_tag = "td"
no_items_node = etree.SubElement(child, no_items_tag)
no_items_node.text = translate_i18n(_(u"No items found"))
else:
for (index, item) in enumerate(listing):
for inner_element in expanded_children[index]:
iroot = process_document_tree(inner_element, item)
if iroot is not None:
child.append(iroot)
elif typ == "block" and src:
block_context = get_element_value(context, src, default=None)
process_document_tree(child, block_context)
else:
process_document_tree(child, context)
else:
process_document_tree(child, context)
clean_element(root)
return root
def process_document_tree(root, context):
"""Iterate and optionally update children of provided root node.
Rendering is based on type of node. Further calls to this function
happen when a node with children exists - and so on.
Only nodes with the bungeni namespace tags "br:type" are modified
with content from the provided context.
"""
iter_children = root.getchildren() or [root]
if not (root in iter_children):
root_typ = get_attr(root, "type")
if root_typ:
process_single_node(root, context, root_typ,
get_attr(root, "source"))
for child in iter_children:
typ = get_attr(child, "type")
src = get_attr(child, "source")
children = child.getchildren()
if len(children) == 0:
if typ:
process_single_node(child, context, typ, src)
else:
if typ:
if typ == "listing":
clean_element(child)
children = child.getchildren()
listing = get_element_value(context,
src,
default=[])
if IAlchemistContainer.providedBy(listing):
listing = [
item for item in
common.list_container_items(listing)
]
len_listing = len(listing)
expanded_children = [
deepcopy(children) for x in range(len_listing)
]
empty_element(child)
if len(listing) == 0:
no_items_tag = "p"
if child.tag == "tr":
no_items_tag = "td"
no_items_node = etree.SubElement(
child, no_items_tag)
no_items_node.text = translate_i18n(
_(u"No items found"))
else:
for (index, item) in enumerate(listing):
for inner_element in expanded_children[
index]:
iroot = process_document_tree(
inner_element, item)
child.append(iroot)
else:
process_document_tree(child, context)
else:
process_document_tree(child, context)
return root
def generate_tree(root, context):
for element in root.getiterator():
typ = get_attr(element, "type")
src = get_attr(element, "source")
if typ:
if typ=="text":
clean_element(element)
element.text = get_element_value(context, src)
elif typ=="link":
clean_element(element)
url_source = get_attr(element, "url")
if url_source:
link_url = get_element_value(context, url_source)
else:
link_url = url.absoluteURL(context,
common.get_request()
)
element.attrib["href"] = link_url
if src:
element.text = get_element_value(context, src)
elif typ=="html":
clean_element(element)
_html = u"<div>%s</div>" % get_element_value(context,
src
)
new_html = element.insert(0, etree.fromstring(_html))
elif typ=="listing":
listing = get_element_value(context, src, default=[])
if IAlchemistContainer.providedBy(listing):
_listing = common.list_container_items(listing)
listing = [ item for item in _listing ]
log.debug("[LISTING] %s @@ %s", src, listing)
listing_count = len(listing)
new_children = [
deepcopy(element.getchildren())
for x in range(listing_count)
]
empty_element(element)
clean_element(element)
if listing_count == 0:
parent = element.getparent()
no_items_element = etree.SubElement(element, "p")
no_items_element.text = translate_i18n(
_(u"No items found")
)
else:
for (index, item) in enumerate(listing):
for child in new_children[index]:
generate_tree(child, item)
for children in new_children:
for descendant in children:
element.append(descendant)
break
return etree.tostring(root)
def generate_tree(root, context):
for element in root.getiterator():
typ = get_attr(element, "type")
src = get_attr(element, "source")
if typ:
if typ == "text":
clean_element(element)
element.text = get_element_value(context, src)
elif typ == "link":
clean_element(element)
url_source = get_attr(element, "url")
if url_source:
link_url = get_element_value(context, url_source)
else:
link_url = url.absoluteURL(context,
common.get_request())
element.attrib["href"] = link_url
if src:
element.text = get_element_value(context, src)
elif typ == "html":
clean_element(element)
_html = u"<div>%s</div>" % get_element_value(
context, src)
new_html = element.insert(0, etree.fromstring(_html))
elif typ == "listing":
listing = get_element_value(context, src, default=[])
if IAlchemistContainer.providedBy(listing):
_listing = common.list_container_items(listing)
listing = [item for item in _listing]
log.debug("[LISTING] %s @@ %s", src, listing)
listing_count = len(listing)
new_children = [
deepcopy(element.getchildren())
for x in range(listing_count)
]
empty_element(element)
clean_element(element)
if listing_count == 0:
parent = element.getparent()
no_items_element = etree.SubElement(element, "p")
no_items_element.text = translate_i18n(
_(u"No items found"))
else:
for (index, item) in enumerate(listing):
for child in new_children[index]:
generate_tree(child, item)
for children in new_children:
for descendant in children:
element.append(descendant)
break
return etree.tostring(root)
def load_formatted_container_items(container, out_format={}, extra_params={}):
"""Load container items and return as a list of formatted dictionary
items.
params:
extra_params: a dictionary of extra parameters to include in dict
out_format: property titles and getters getters based acting on item
"""
formatted_items = []
if interfaces.IAlchemistContainer.providedBy(container):
item_list = common.list_container_items(container)
else:
item_list = [removeSecurityProxy(item) for item in container]
for item in item_list:
item_dict = {}
item_dict.update(extra_params)
map(lambda fmt: item_dict.update([(fmt[0], fmt[1](item))]),
out_format.iteritems())
formatted_items.append(item_dict)
return formatted_items
def load_formatted_container_items(container, out_format={}, extra_params={}):
"""Load container items and return as a list of formatted dictionary
items.
params:
extra_params: a dictionary of extra parameters to include in dict
out_format: property titles and getters getters based acting on item
"""
formatted_items = []
if interfaces.IAlchemistContainer.providedBy(container):
item_list = common.list_container_items(container)
else:
item_list = [ removeSecurityProxy(item) for item in container ]
for item in item_list:
item_dict = {}
item_dict.update(extra_params)
map(
lambda fmt:item_dict.update([ ( fmt[0], fmt[1](item) ) ]),
out_format.iteritems()
)
formatted_items.append(item_dict)
return formatted_items
def process_document_tree(root, context):
"""Iterate and optionally update children of provided root node.
Rendering is based on type of node. Further calls to this function
happen when a node with children exists - and so on.
Only nodes with the bungeni namespace tags "br:type" are modified
with content from the provided context.
"""
cond = get_attr(root, "condition")
if cond and not check_exists(context, cond):
return None
iter_children = root.getchildren() or [root]
if not (root in iter_children):
root_typ = get_attr(root, "type")
if root_typ:
process_single_node(root, context, root_typ,
get_attr(root, "source"))
for child in iter_children:
typ = get_attr(child, "type")
src = get_attr(child, "source")
cond = get_attr(child, "condition")
if cond and not check_exists(context, cond):
drop_element(child)
continue
children = child.getchildren()
if len(children) == 0:
if typ:
process_single_node(child, context, typ, src)
else:
if not typ:
process_document_tree(child, context)
elif typ == "listing":
child = clean_element(child)
children = child.getchildren()
listing = get_element_value(context, src, default=[])
if IAlchemistContainer.providedBy(listing):
listing = [
item for item in common.list_container_items(
listing)
]
len_listing = len(listing)
if not len_listing:
add_empty_listing_node(child)
else:
expanded_children = [
deepcopy(children) for x in range(len_listing)
]
empty_element(child)
for i, item in enumerate(listing):
for inner_element in expanded_children[i]:
iroot = process_document_tree(
inner_element, item)
if iroot is not None:
child.append(iroot)
elif typ == "block" and src:
block_context = get_element_value(context,
src,
default=None)
process_document_tree(child, block_context)
else:
process_document_tree(child, context)
return clean_element(root)
