def attrAction(self, item):
name, value, action = item[:3]
if action == 'insert':
return ()
macs = self.macroStack
if action == 'metal' and self.metal and macs:
# Drop all METAL attributes at a use-depth beyond the first
# use-macro and its extensions
if len(macs) > 1:
for macro in macs[1:]:
if not macro.extending:
return ()
if not macs[-1].entering:
return ()
macs[-1].entering = False
# Convert or drop depth-one METAL attributes.
i = name.rfind(":") + 1
prefix, suffix = name[:i], name[i:]
if suffix == "define-macro":
# Convert define-macro as we enter depth one.
useName = macs[0].macroName
defName = macs[0].definingName
res = []
if defName:
res.append('%sdefine-macro=%s' % (prefix, quote(defName)))
if useName:
res.append('%suse-macro=%s' % (prefix, quote(useName)))
return res
elif suffix == "define-slot":
name = prefix + "fill-slot"
elif suffix == "fill-slot":
pass
else:
return ()
if value is None:
value = name
else:
value = "%s=%s" % (name, quote(value))
return [value]
def attrAction(self, item):
name, value, action = item[:3]
if action == 'insert':
return ()
macs = self.macroStack
if action == 'metal' and self.metal and macs:
# Drop all METAL attributes at a use-depth beyond the first
# use-macro and its extensions
if len(macs) > 1:
for macro in macs[1:]:
if not macro.extending:
return ()
if not macs[-1].entering:
return ()
macs[-1].entering = False
# Convert or drop depth-one METAL attributes.
i = name.rfind(":") + 1
prefix, suffix = name[:i], name[i:]
if suffix == "define-macro":
# Convert define-macro as we enter depth one.
useName = macs[0].macroName
defName = macs[0].definingName
res = []
if defName:
res.append('%sdefine-macro=%s' % (prefix, quote(defName)))
if useName:
res.append('%suse-macro=%s' % (prefix, quote(useName)))
return res
elif suffix == "define-slot":
name = prefix + "fill-slot"
elif suffix == "fill-slot":
pass
else:
return ()
if value is None:
value = name
else:
value = "%s=%s" % (name, quote(value))
return [value]
def attrAction_tal(self, item):
name, value, action = item[:3]
ok = 1
expr, xlat, msgid = item[3:]
if self.html and name.lower() in BOOLEAN_HTML_ATTRS:
evalue = self.engine.evaluateBoolean(item[3])
if evalue is self.Default:
if action == 'insert': # Cancelled insert
ok = 0
elif evalue:
value = None
else:
ok = 0
elif expr is not None:
evalue = self.engine.evaluateText(item[3])
if evalue is self.Default:
if action == 'insert': # Cancelled insert
ok = 0
else:
if evalue is None:
ok = 0
value = evalue
if ok:
if xlat:
translated = self.translate(msgid or value, value)
if translated is not None:
value = translated
elif isinstance(value, I18nMessageTypes):
translated = self.translate(value)
if translated is not None:
value = translated
if value is None:
value = name
return ["%s=%s" % (name, quote(value))]
else:
return ()
def attrAction_tal(self, item):
name, value, action = item[:3]
ok = 1
expr, xlat, msgid = item[3:]
if self.html and name.lower() in BOOLEAN_HTML_ATTRS:
evalue = self.engine.evaluateBoolean(item[3])
if evalue is self.Default:
if action == 'insert': # Cancelled insert
ok = 0
elif evalue:
value = None
else:
ok = 0
elif expr is not None:
evalue = self.engine.evaluateText(item[3])
if evalue is self.Default:
if action == 'insert': # Cancelled insert
ok = 0
else:
if evalue is None:
ok = 0
value = evalue
if ok:
if xlat:
translated = self.translate(msgid or value, value)
if translated is not None:
value = translated
elif isinstance(value, I18nMessageTypes):
translated = self.translate(value)
if translated is not None:
value = translated
if value is None:
value = name
return ["%s=%s" % (name, quote(value))]
else:
return ()
