def get_creation_date_libxslt(ctx, recID, fmt="%Y-%m-%dT%H:%M:%SZ"):
"""
libxslt extension function:
Bridge between BibFormat and XSL stylesheets.
Returns record creation date.
Can be used in that way in XSL stylesheet
(provided xmlns:fn="http://cdsweb.cern.ch/bibformat/fn" has been declared):
<xsl:value-of select="fn:creation_date(445)"/> where 445 is a recID
if recID is string, value is converted to int
if recID is Node, first child node (text node) is taken as value
"""
try:
if isinstance(recID, str):
recID_int = int(recID)
elif isinstance(recID, (int, long)):
recID_int = recID
else:
recID_int = libxml2.xmlNode(_obj=recID[0]).children.content
if isinstance(fmt, str):
fmt_str = fmt
else:
fmt_str = libxml2.xmlNode(_obj=recID[0]).children.content
return get_creation_date(recID_int, fmt_str)
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " + \
str(err) + \
'\n')
return ''
def itemLink(self, ctx, baseURL, title, postID=""):
"""
Encodes special characters in URLs so that they can be used by the
document function.
"""
if isinstance(title, list) and len(title) == 0:
title = ""
elif isinstance(title, list) and len(title) > 0:
title = libxml2.xmlNode(_obj=title[0]).content
if isinstance(baseURL, list):
baseURL = libxml2.xmlNode(_obj=baseURL[0]).content
# Handle escaping of real underscores
title = replace(title, "_", "\_")
title = replace(title, " ", "_")
if isinstance(postID, list):
postID = libxml2.xmlNode(_obj=postID[0]).content
title = quote("_" + title)
url = "%s/%s%s.item" % (baseURL, postID, title)
return url
def get_creation_date_libxslt(ctx, recID, fmt="%Y-%m-%dT%H:%M:%SZ"):
"""
libxslt extension function:
Bridge between BibFormat and XSL stylesheets.
Returns record creation date.
Can be used in that way in XSL stylesheet
(provided xmlns:fn="http://cdsweb.cern.ch/bibformat/fn" has been declared):
<xsl:value-of select="fn:creation_date(445)"/> where 445 is a recID
if recID is string, value is converted to int
if recID is Node, first child node (text node) is taken as value
"""
try:
if isinstance(recID, str):
recID_int = int(recID)
elif isinstance(recID, (int, long)):
recID_int = recID
else:
recID_int = libxml2.xmlNode(_obj=recID[0]).children.content
if isinstance(fmt, str):
fmt_str = fmt
else:
fmt_str = libxml2.xmlNode(_obj=recID[0]).children.content
return get_creation_date(recID_int, fmt_str)
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " + \
str(err) + \
'\n')
return ''
def updateRecord(self, ctx, sysConfig, entryID, entry):
print "updating record"
try:
if (not isinstance(entryID, str)):
node = libxml2.xmlNode(_obj=entryID[0])
entryID = node.content
entry = libxml2.xmlNode(_obj=entry[0])
db = self._getDatabase(sysConfig)
db.updateRecord(None, entryID, entry.serialize())
return "success"
except:
db.log.exception("DbXslExtension: Error updating")
return "Error"
def bibconvert_function_libxslt(ctx, value, func):
"""
libxslt extension function:
Bridge between BibConvert formatting functions and XSL stylesheets.
Can be used in that way in XSL stylesheet
(provided xmlns:fn="http://cdsweb.cern.ch/bibconvert/fn" has been declared):
<xsl:value-of select="fn:format(., 'ADD(mypref,mysuff)')"/>
(Adds strings 'mypref' and 'mysuff' as prefix/suffix to current node value,
using BibConvert ADD function)
if value is int, value is converted to string
if value is Node (PyCObj), first child node (text node) is taken as value
"""
try:
if isinstance(value, str):
string_value = value
elif isinstance(value, (int, long)):
string_value = str(value)
else:
string_value = libxml2.xmlNode(_obj=value[0]).children.content
return FormatField(string_value, func).rstrip('\n')
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " + \
str(err) + \
'\n')
def xpathQuery(self, ctx, sysConfig, xpath):
# Get the database configuration
try:
db = self._getDatabase(sysConfig)
if (not isinstance(xpath, str)):
node = libxml2.xmlNode(_obj=xpath[0])
xpath = node.content
content = db.xpathQuery(None, xpath)
# See if this looks like an XML result
if (content.startswith("<?xml")):
doc = XMLFragment(content)
# Extract the expected result set now that we've converted into libxml format.
result = doc.xpathEval("/results/*")
self.cleanupList.append(doc)
else:
doc = XMLFragment(libxml2.newDoc("1.0"))
result = [doc.newDocText(content)]
self.cleanupList.append(doc)
return result
except Exception, err:
db.log.exception("DbXslExtension: Error searching")
def eval_bibformat_libxslt(ctx, recID, template_code):
"""
libxslt extension function:
Bridge between BibFormat and XSL stylesheets.
Returns the evaluation of the given piece of format template
Can be used in that way in XSL stylesheet
(provided xmlns:fn="http://cdsweb.cern.ch/bibformat/fn" has been declared):
<xsl:value-of select="fn:eval_bibformat(marc:controlfield[@tag='001'],'<BFE_SERVER_INFO var="recurl">')" />
if recID is string, value is converted to int
if recID is Node, first child node (text node) is taken as value
template_code is evaluated as a format template piece of code. '<'
and '"' need to be escaped with '<' and '"'
"""
from invenio.bibformat_engine import \
format_with_format_template, \
BibFormatObject
try:
if isinstance(recID, str):
recID_int = int(recID)
elif isinstance(recID, (int, long)):
recID_int = recID
else:
recID_int = libxml2.xmlNode(_obj=recID[0]).children.content
bfo = BibFormatObject(recID_int)
return format_with_format_template(
None, bfo, verbose=0, format_template_code=template_code)[0]
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " + \
str(err) + \
'\n')
return ''
def textileProcess(self, ctx, content):
"""
An XSL-T extension function to process textile formatting included in a post.
Note: this doesn't work correctly if you want to also post process the result
as XSL.
content - a single element list containing an xmlNode containing the data to style
"""
try:
node = libxml2.xmlNode(_obj=content[0])
parserContext = libxslt.xpathParserContext(_obj=ctx)
xpathContext = parserContext.context()
resultContext = xpathContext.transformContext()
# If this is CDATA content we want textile to treat like a pre tag
content = replace(node.serialize(), "<![CDATA[", "<pre>")
content = replace(content, "]]>", "</pre>")
source = textile.textile(content)
source = replace(source, "<pre>", "")
source = replace(source, "</pre>", "")
return source
except:
sys.stderr.write("Textile processing error ")
sys.stderr.write(source)
return ""
def getItem(self, ctx, sysConfig, baseURL, id, index):
try:
db = self._getDatabase(sysConfig)
if not isinstance(id, str):
node = libxml2.xmlNode(_obj=id[0])
id = node.content
if id != "":
if index == 0:
content = db.xpathQuery(None, "/item[@id > " + str(id) + "]")
else:
content = db.xpathQuery(None, "/item[@id < " + str(id) + "]")
ids = libxml2.parseDoc(content).xpathEval("/results/item/@id")
idList = []
for id in ids:
idList.append(int(id.content))
if len(ids) > 0:
idList.sort()
previousID = idList[index]
previous = XMLFragment(db.getRecord(None, previousID))
title = previous.getValue("/item/title")
return self.itemLink(ctx, baseURL, title, previousID)
else:
return ""
else:
return ""
except Exception, err:
db.log.exception("DbXslExtension: Error getting previous item")
def event_datetime_from_airsync(ctx, node=None):
parser_ctx, transform_ctx = xml2util.ExtractContexts(ctx)
if node:
node = libxml2.xmlNode(_obj=node[0])
else:
node = transform_ctx.current()
return tzutils.TextToDate(xml2util.GetNodeValue(node)).strftime(DATE_FORMAT_EVENT)
def serialize(self, ctx, content):
if not isinstance(content, str):
result = []
for item in content:
node = libxml2.xmlNode(_obj=item)
result.append(node.serialize())
return "".join(result)
return content
def getRecord(self, ctx, sysConfig, entryID):
print "getting record"
try:
if (not isinstance(entryID, str)):
node = libxml2.xmlNode(_obj=entryID[0])
entryID = node.content
db = self._getDatabase(sysConfig)
return db.getRecord(None, entryID)
except Exception, err:
db.log.exception("DbXslExtension: Error getting record")
return "Error"
def addRecord(self, ctx, sysConfig, entry):
print "adding record"
try:
entry = libxml2.xmlNode(_obj=entry[0])
db = self._getDatabase(sysConfig)
db.addRecord(None, entry.serialize())
print "added record " + entry.serialize()
return "success"
except:
db.log.exception("DbXslExtension: Error adding")
return "Error"
def normalizeURL(self, ctx, url):
"""
Strips a URL down to just the host name.
"""
if isinstance(url, list):
node = libxml2.xmlNode(_obj=url[0])
url = node.content
print url
url = url.strip()
url = replace(url, "http://", "")
url = url.split("/")[0]
return url
def deleteRecord(self, ctx, sysConfig, entryID):
try:
if (not isinstance(entryID, str)):
node = libxml2.xmlNode(_obj=entryID[0])
entryID = node.content
db = self._getDatabase(sysConfig)
db.deleteRecord(None, entryID)
return "success"
except:
db.log.exception("DbXslExtension: Error deleting")
return "Error"
def QueryTypeId(self, tpid):
"""
Queries the DMI data structure for a specific DMI type.
"""
if self.restype == DMIXML_NODE:
ret = libxml2.xmlNode(_obj=xmlapi(
query_type='t', result_type=self.restype, typeid=tpid))
elif self.restype == DMIXML_DOC:
ret = libxml2.xmlDoc(_obj=xmlapi(
query_type='t', result_type=self.restype, typeid=tpid))
else:
raise TypeError, "Invalid result type value"
return ret
def QuerySection(self, sectname):
"""
Queries the DMI data structure for a given section name. A section
can often contain several DMI type elements
"""
if self.restype == DMIXML_NODE:
ret = libxml2.xmlNode(_obj=xmlapi(
query_type='s', result_type=self.restype, section=sectname))
elif self.restype == DMIXML_DOC:
ret = libxml2.xmlDoc(_obj=xmlapi(
query_type='s', result_type=self.restype, section=sectname))
else:
raise TypeError, "Invalid result type value"
return ret
def QueryTypeId(self, tpid):
"""
Queries the DMI data structure for a specific DMI type.
"""
if self.restype == DMIXML_NODE:
ret = libxml2.xmlNode( _obj = xmlapi(query_type='t',
result_type=self.restype,
typeid=tpid))
elif self.restype == DMIXML_DOC:
ret = libxml2.xmlDoc( _obj = xmlapi(query_type='t',
result_type=self.restype,
typeid=tpid))
else:
raise TypeError("Invalid result type value")
return ret
def bibconvert_escape_libxslt(dummy_ctx, value):
"""
Bridge to libxslt to escape the provided value.
"""
try:
if isinstance(value, str):
string_value = value
elif isinstance(value, (int, long)):
string_value = str(value)
else:
string_value = libxml2.xmlNode(_obj=value[0]).serialize("utf8")
return encode_for_xml(string_value)
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " + str(err) + "\n")
def QuerySection(self, sectname):
"""
Queries the DMI data structure for a given section name. A section
can often contain several DMI type elements
"""
if self.restype == DMIXML_NODE:
ret = libxml2.xmlNode( _obj = xmlapi(query_type='s',
result_type=self.restype,
section=sectname) )
elif self.restype == DMIXML_DOC:
ret = libxml2.xmlDoc( _obj = xmlapi(query_type='s',
result_type=self.restype,
section=sectname) )
else:
raise TypeError("Invalid result type value")
return ret
def bibconvert_escape_libxslt(dummy_ctx, value):
"""
Bridge to libxslt to escape the provided value.
"""
try:
if isinstance(value, str):
string_value = value
elif isinstance(value, (int, long)):
string_value = str(value)
else:
string_value = libxml2.xmlNode(_obj=value[0]).serialize('utf8')
return encode_for_xml(string_value)
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " + \
str(err) + \
'\n')
def summarize(self, ctx, content, wordCount=50):
result = ""
# If the content-type is XML then the tags have already been escaped. So
# we need to switch them back.
summary = content
if len(content) != 0:
# If we're not getting a string then it should be a node so we convert.
if not isinstance(content, str):
node = libxml2.xmlNode(_obj=content[0])
summary = node.content
# Make the selected number of words available
words = summary.split(None, int(wordCount) + 1)
result = " ".join(words[0 : int(wordCount)])
if len(words) > wordCount:
result += "..."
return result
def eval_bibformat_libxslt(ctx, recID, template_code):
"""
libxslt extension function:
Bridge between BibFormat and XSL stylesheets.
Returns the evaluation of the given piece of format template
Can be used in that way in XSL stylesheet
(provided xmlns:fn="http://cdsweb.cern.ch/bibformat/fn" has been declared):
<xsl:value-of select="fn:eval_bibformat(marc:controlfield[@tag='001'],'<BFE_SERVER_INFO var="recurl">')" />
if recID is string, value is converted to int
if recID is Node, first child node (text node) is taken as value
template_code is evaluated as a format template piece of code. '<'
and '"' need to be escaped with '<' and '"'
@param ctx: context as passed by libxslt
@param recID: record ID
@param template_code: the code calling a BFE_ as it would be use in format template
@return: the evalued call to a format template (usually a call to a format element)
@rtype: string
""" #'
from invenio.bibformat_engine import \
format_with_format_template, \
BibFormatObject
try:
if isinstance(recID, str):
recID_int = int(recID)
elif isinstance(recID, (int, long)):
recID_int = recID
else:
recID_int = libxml2.xmlNode(_obj=recID[0]).children.content
bfo = BibFormatObject(recID_int)
return format_with_format_template(None, bfo,
verbose=0,
format_template_code=template_code)[0]
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " + \
str(err) + \
'\n')
return ''
def eval_bibformat_libxslt(ctx, recid, template_code):
"""
libxslt extension function:
Bridge between BibFormat and XSL stylesheets.
Returns the evaluation of the given piece of format template
Can be used in that way in XSL stylesheet
(provided xmlns:fn="http://cdsweb.cern.ch/bibformat/fn" has been declared):
<xsl:value-of select="fn:eval_bibformat(marc:controlfield[@tag='001'],'<BFE_SERVER_INFO var="absoluterecurl">')" />
if recid is string, value is converted to int
if recid is Node, first child node (text node) is taken as value
template_code is evaluated as a format template piece of code. '<'
and '"' need to be escaped with '<' and '"'
@param ctx: context as passed by libxslt
@param recid: record ID
@param template_code: the code calling a BFE_ as it would be use in format template
@return: the evalued call to a format template (usually a call to a format element)
@rtype: string
"""
from invenio.bibformat import format_with_format_template
from invenio.bibformat_engine import BibFormatObject
try:
if isinstance(recid, str):
recid_int = int(recid)
elif isinstance(recid, (int, long)):
recid_int = recid
else:
recid_int = libxml2.xmlNode(_obj=recid[0]).children.content
bfo = BibFormatObject(recid_int)
return format_with_format_template(None,
bfo,
verbose=0,
format_template_code=template_code)
except Exception, err:
sys.stderr.write("Error during formatting function evaluation: " +
str(err) + '\n')
return ''
def _getDatabase(self, sysConfig):
# Get the database configuration
config = libxml2.xmlNode(_obj=sysConfig[0])
return Framework().getSite(WeblogUtil.configValue(config, "/blog/id")).db
def instruction(self):
"""Get the instruction node in the stylesheet"""
ret = libxsltmod.xsltTransformGetInstruction(self._o)
if ret == None: return None
return libxml2.xmlNode(_obj=ret)
def getConfig(self, ctx, name):
if not isinstance(name, str):
node = libxml2.xmlNode(_obj=name[0])
name = node.content
return Framework().getSite(name).getConfig().getDocument().xpathEval("/node()")
def current(self):
"""Get the current() node of a transformation"""
ret = libxsltmod.xsltTransformGetCurrent(self._o)
if ret == None: return None
return libxml2.xmlNode(_obj=ret)
def insertNode(self):
"""Get the insertion node in the output document"""
ret = libxsltmod.xsltTransformGetInsertNode(self._o)
if ret == None: return None
return libxml2.xmlNode(_obj=ret)
def _stanza(self,_doc,_node):
"""Process complete stanza."""
doc=libxml2.xmlDoc(_doc)
node=libxml2.xmlNode(_node)
self.stanza(doc,node)
def getKeyCallback(keyInfoNode, keyInfoCtx):
# Convert PyCObject object into xmlNode and KeyInfoCtx Objects
node = libxml2.xmlNode(_obj=keyInfoNode)
ctx = xmlsec.KeyInfoCtx(_obj=keyInfoCtx)
return xmlsec.keysMngrGetKey(node, ctx)
def getKeyCallback(keyInfoNode, keyInfoCtx):
# Convert PyCObject object into xmlNode and KeyInfoCtx Objects
node = libxml2.xmlNode(_obj=keyInfoNode)
ctx = xmlsec.KeyInfoCtx(_obj=keyInfoCtx)
return xmlsec.keysMngrGetKey(node, ctx)
def adjustColumnWidths(ctx, nodeset):
#
# Small check to verify the context is correcly accessed
#
try:
pctxt = libxslt.xpathParserContext(_obj=ctx)
ctxt = pctxt.context()
tctxt = ctxt.transformContext()
except:
pass
# Get the nominal table width
varString = lookupVariable(tctxt, "nominal.table.width", None)
if varString == None:
nominalWidth = 6 * pixelsPerInch;
else:
nominalWidth = convertLength(varString);
# Get the requested table width
tableWidth = lookupVariable(tctxt, "table.width", "100%")
foStylesheet = (tctxt.variableLookup("stylesheet.result.type", None) == "fo")
relTotal = 0
relParts = []
absTotal = 0
absParts = []
colgroup = libxml2.xmlNode(_obj = nodeset[0])
# If this is an foStylesheet, we've been passed a list of fo:table-columns.
# Otherwise we've been passed a colgroup that contains a list of cols.
if foStylesheet:
colChildren = colgroup
else:
colChildren = colgroup.children
col = colChildren
while col != None:
if foStylesheet:
width = col.prop("column-width")
else:
width = col.prop("width")
if width == None:
width = "1*"
relPart = 0.0
absPart = 0.0
starPos = string.find(width, "*")
if starPos >= 0:
relPart, absPart = string.split(width, "*", 2)
relPart = float(relPart)
relTotal = relTotal + float(relPart)
else:
absPart = width
pixels = convertLength(absPart)
absTotal = absTotal + pixels
relParts.append(relPart)
absParts.append(pixels)
col = col.next
# Ok, now we have the relative widths and absolute widths in
# two parallel arrays.
#
# - If there are no relative widths, output the absolute widths
# - If there are no absolute widths, output the relative widths
# - If there are a mixture of relative and absolute widths,
# - If the table width is absolute, turn these all into absolute
# widths.
# - If the table width is relative, turn these all into absolute
# widths in the nominalWidth and then turn them back into
# percentages.
widths = []
if relTotal == 0:
for absPart in absParts:
if foStylesheet:
inches = absPart / pixelsPerInch
widths.append("%4.2fin" % inches)
else:
widths.append("%d" % absPart)
elif absTotal == 0:
for relPart in relParts:
rel = relPart / relTotal * 100
widths.append(rel)
widths = correctRoundingError(widths)
else:
pixelWidth = nominalWidth
if string.find(tableWidth, "%") < 0:
pixelWidth = convertLength(tableWidth)
if pixelWidth <= absTotal:
print "Table is wider than table width"
else:
pixelWidth = pixelWidth - absTotal
absTotal = 0
for count in range(len(relParts)):
rel = relParts[count] / relTotal * pixelWidth
relParts[count] = rel + absParts[count]
absTotal = absTotal + rel + absParts[count]
if string.find(tableWidth, "%") < 0:
for count in range(len(relParts)):
if foStylesheet:
pixels = relParts[count]
inches = pixels / pixelsPerInch
widths.append("%4.2fin" % inches)
else:
widths.append(relParts[count])
else:
for count in range(len(relParts)):
rel = relParts[count] / absTotal * 100
widths.append(rel)
widths = correctRoundingError(widths)
# Danger, Will Robinson! In-place modification of the result tree!
# Side-effect free? We don' need no steenkin' side-effect free!
count = 0
col = colChildren
while col != None:
if foStylesheet:
col.setProp("column-width", widths[count])
else:
col.setProp("width", widths[count])
count = count+1
col = col.next
return nodeset
def adjustColumnWidths(ctx, nodeset):
#
# Small check to verify the context is correcly accessed
#
try:
pctxt = libxslt.xpathParserContext(_obj=ctx)
ctxt = pctxt.context()
tctxt = ctxt.transformContext()
except:
pass
# Get the nominal table width
varString = lookupVariable(tctxt, "nominal.table.width", None)
if varString == None:
nominalWidth = 6 * pixelsPerInch;
else:
nominalWidth = convertLength(varString);
# Get the requested table width
tableWidth = lookupVariable(tctxt, "table.width", "100%")
foStylesheet = (tctxt.variableLookup("stylesheet.result.type", None) == "fo")
relTotal = 0
relParts = []
absTotal = 0
absParts = []
colgroup = libxml2.xmlNode(_obj = nodeset[0])
# If this is an foStylesheet, we've been passed a list of fo:table-columns.
# Otherwise we've been passed a colgroup that contains a list of cols.
if foStylesheet:
colChildren = colgroup
else:
colChildren = colgroup.children
col = colChildren
while col != None:
if foStylesheet:
width = col.prop("column-width")
else:
width = col.prop("width")
if width == None:
width = "1*"
relPart = 0.0
absPart = 0.0
starPos = string.find(width, "*")
if starPos >= 0:
relPart, absPart = string.split(width, "*", 2)
relPart = float(relPart)
relTotal = relTotal + float(relPart)
else:
absPart = width
pixels = convertLength(absPart)
absTotal = absTotal + pixels
relParts.append(relPart)
absParts.append(pixels)
col = col.__next__
# Ok, now we have the relative widths and absolute widths in
# two parallel arrays.
#
# - If there are no relative widths, output the absolute widths
# - If there are no absolute widths, output the relative widths
# - If there are a mixture of relative and absolute widths,
# - If the table width is absolute, turn these all into absolute
# widths.
# - If the table width is relative, turn these all into absolute
# widths in the nominalWidth and then turn them back into
# percentages.
widths = []
if relTotal == 0:
for absPart in absParts:
if foStylesheet:
inches = absPart / pixelsPerInch
widths.append("%4.2fin" % inches)
else:
widths.append("%d" % absPart)
elif absTotal == 0:
for relPart in relParts:
rel = relPart / relTotal * 100
widths.append(rel)
widths = correctRoundingError(widths)
else:
pixelWidth = nominalWidth
if string.find(tableWidth, "%") < 0:
pixelWidth = convertLength(tableWidth)
if pixelWidth <= absTotal:
print("Table is wider than table width")
else:
pixelWidth = pixelWidth - absTotal
absTotal = 0
for count in range(len(relParts)):
rel = relParts[count] / relTotal * pixelWidth
relParts[count] = rel + absParts[count]
absTotal = absTotal + rel + absParts[count]
if string.find(tableWidth, "%") < 0:
for count in range(len(relParts)):
if foStylesheet:
pixels = relParts[count]
inches = pixels / pixelsPerInch
widths.append("%4.2fin" % inches)
else:
widths.append(relParts[count])
else:
for count in range(len(relParts)):
rel = relParts[count] / absTotal * 100
widths.append(rel)
widths = correctRoundingError(widths)
# Danger, Will Robinson! In-place modification of the result tree!
# Side-effect free? We don' need no steenkin' side-effect free!
count = 0
col = colChildren
while col != None:
if foStylesheet:
col.setProp("column-width", widths[count])
else:
col.setProp("width", widths[count])
count = count+1
col = col.__next__
return nodeset
def instruction(self):
"""Get the instruction node in the stylesheet"""
ret = libxsltmod.xsltTransformGetInstruction(self._o)
if ret == None: return None
return libxml2.xmlNode(_obj=ret)
def insertNode(self):
"""Get the insertion node in the output document"""
ret = libxsltmod.xsltTransformGetInsertNode(self._o)
if ret == None: return None
return libxml2.xmlNode(_obj=ret)
def current(self):
"""Get the current() node of a transformation"""
ret = libxsltmod.xsltTransformGetCurrent(self._o)
if ret == None: return None
return libxml2.xmlNode(_obj=ret)
def _stanza(self, _doc, _node):
"""Process complete stanza."""
doc = libxml2.xmlDoc(_doc)
node = libxml2.xmlNode(_node)
self.stanza(doc, node)
