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 translate(ctx, str, translation_table, emphasis=None):
global nodeName
try:
pctxt = libxslt.xpathParserContext(_obj=ctx)
ctxt = pctxt.context()
tctxt = ctxt.transformContext()
nodeName = tctxt.insertNode().name
except:
pass
typeform = len(str)*[emphasisMap[emphasis]] if emphasis else None
braille = louis.translate([translation_table], str.decode('utf-8'), typeform=typeform)[0]
return braille.encode('utf-8')
def f(ctx, str):
global nodeName
#
# Small check to verify the context is correcly accessed
#
try:
pctxt = libxslt.xpathParserContext(_obj=ctx)
ctxt = pctxt.context()
tctxt = ctxt.transformContext()
nodeName = tctxt.insertNode().name
except:
pass
return string.upper(str)
def translate(ctx, str, translation_table, emphasis=None):
global nodeName
try:
pctxt = libxslt.xpathParserContext(_obj=ctx)
ctxt = pctxt.context()
tctxt = ctxt.transformContext()
nodeName = tctxt.insertNode().name
except:
pass
typeform = len(str) * [emphasisMap[emphasis]] if emphasis else None
braille = louis.translate([translation_table],
str.decode('utf-8'),
typeform=typeform)[0]
return braille.encode('utf-8')
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 ExtractContexts(ctx): parser_ctx = libxslt.xpathParserContext(_obj=ctx).context() transform_ctx = parser_ctx.transformContext() return parser_ctx, transform_ctx
def ExtractContexts(ctx):
parser_ctx = libxslt.xpathParserContext(_obj=ctx).context()
transform_ctx = parser_ctx.transformContext()
return parser_ctx, transform_ctx
