def useProperty(self, summary, property, is_doc_summary):
field = summary.getFieldByAddress(property["offset"].value*8)
if not field \
or "value" not in field:
return
field = field["value"]
if not field.hasValue():
return
# Get value
value = field.value
if isinstance(value, (str, unicode)):
value = normalizeString(value)
if not value:
return
# Get property identifier
prop_id = property["id"].value
if is_doc_summary:
id_to_attr = self.DOC_SUMMARY_ID_TO_ATTR
ignore = self.IGNORE_DOC_SUMMARY
else:
id_to_attr = self.SUMMARY_ID_TO_ATTR
ignore = self.IGNORE_SUMMARY
if prop_id in ignore:
return
# Get Hachoir metadata key
try:
key = id_to_attr[prop_id]
use_prefix = False
except LookupError:
key = "comment"
use_prefix = True
if use_prefix:
prefix = property["id"].display
if (prefix in ("TotalEditingTime", "LastPrinted")) \
and (not field):
# Ignore null time delta
return
value = "%s: %s" % (prefix, value)
else:
if (key == "last_modification") and (not field):
# Ignore null timestamp
return
setattr(self, key, value)
def useProperty(self, summary, property, is_doc_summary):
field = summary.getFieldByAddress(property["offset"].value * 8)
if not field \
or "value" not in field:
return
field = field["value"]
if not field.hasValue():
return
# Get value
value = field.value
if isinstance(value, (str, unicode)):
value = normalizeString(value)
if not value:
return
# Get property identifier
prop_id = property["id"].value
if is_doc_summary:
id_to_attr = self.DOC_SUMMARY_ID_TO_ATTR
ignore = self.IGNORE_DOC_SUMMARY
else:
id_to_attr = self.SUMMARY_ID_TO_ATTR
ignore = self.IGNORE_SUMMARY
if prop_id in ignore:
return
# Get Hachoir metadata key
try:
key = id_to_attr[prop_id]
use_prefix = False
except LookupError:
key = "comment"
use_prefix = True
if use_prefix:
prefix = property["id"].display
if (prefix in ("TotalEditingTime", "LastPrinted")) \
and (not field):
# Ignore null time delta
return
value = "%s: %s" % (prefix, value)
else:
if (key == "last_modification") and (not field):
# Ignore null timestamp
return
setattr(self, key, value)
def add(self, value):
if isinstance(value, tuple):
if len(value) != 2:
raise ValueError("Data.add() only accept tuple of 2 elements: (value,text)")
value, text = value
else:
text = None
# Skip value 'None'
if value is None:
return
if isinstance(value, (str, unicode)):
value = normalizeString(value)
if not value:
return
# Convert string to Unicode string using charset ISO-8859-1
if self.conversion:
try:
new_value = self.conversion(self.metadata, self.key, value)
except HACHOIR_ERRORS, err:
self.metadata.warning("Error during conversion of %r value: %s" % (
self.key, err))
return
if new_value is None:
dest_types = " or ".join(str(item.__name__) for item in self.type)
self.metadata.warning("Unable to convert %s=%r (%s) to %s" % (
self.key, value, type(value).__name__, dest_types))
return
if isinstance(new_value, tuple):
if text:
value = new_value[0]
else:
value, text = new_value
else:
value = new_value
def add(self, value):
if isinstance(value, tuple):
if len(value) != 2:
raise ValueError("Data.add() only accept tuple of 2 elements: (value,text)")
value, text = value
else:
text = None
# Skip value 'None'
if value is None:
return
if isinstance(value, (str, unicode)):
value = normalizeString(value)
if not value:
return
# Convert string to Unicode string using charset ISO-8859-1
if self.conversion:
try:
new_value = self.conversion(self.metadata, self.key, value)
except HACHOIR_ERRORS, err:
self.metadata.warning("Error during conversion of %r value: %s" % (self.key, err))
return
if new_value is None:
dest_types = " or ".join(str(item.__name__) for item in self.type)
self.metadata.warning(
"Unable to convert %s=%r (%s) to %s" % (self.key, value, type(value).__name__, dest_types)
)
return
if isinstance(new_value, tuple):
if text:
value = new_value[0]
else:
value, text = new_value
else:
value = new_value
def add(self, value):
if isinstance(value, tuple):
if len(value) != 2:
raise ValueError("Data.add() only accept tuple of 2 elements: (value,text)")
value, text = value
else:
text = None
# Skip value 'None'
if value is None:
return
if isinstance(value, (str, unicode)):
value = normalizeString(value)
if not value:
return
# Convert string to Unicode string using charset ISO-8859-1
if self.conversion:
try:
new_value = self.conversion(self.metadata, self.key, value)
except HACHOIR_ERRORS as err:
self.metadata.warning("Error during conversion of %r value: %s" % (
self.key, err))
return
if new_value is None:
dest_types = " or ".join(str(item.__name__) for item in self.type)
self.metadata.warning("Unable to convert %s=%r (%s) to %s" % (
self.key, value, type(value).__name__, dest_types))
return
if isinstance(new_value, tuple):
if text:
value = new_value[0]
else:
value, text = new_value
else:
value = new_value
elif isinstance(value, str):
value = unicode(value, "ISO-8859-1")
if self.type and not isinstance(value, self.type):
dest_types = " or ".join(str(item.__name__) for item in self.type)
self.metadata.warning("Key %r: value %r type (%s) is not %s" % (
self.key, value, type(value).__name__, dest_types))
return
# Skip empty strings
if isinstance(value, unicode):
value = normalizeNewline(value)
if config.MAX_STR_LENGTH \
and config.MAX_STR_LENGTH < len(value):
value = value[:config.MAX_STR_LENGTH] + "(...)"
# Skip duplicates
if value in self:
return
# Use filter
if self.filter and not self.filter(value):
self.metadata.warning("Skip value %s=%r (filter)" % (self.key, value))
return
# For string, if you have "verlongtext" and "verylo",
# keep the longer value
if isinstance(value, unicode):
for index, item in enumerate(self.values):
item = item.value
if not isinstance(item, unicode):
continue
if value.startswith(item):
# Find longer value, replace the old one
self.values[index] = self._createItem(value, text)
return
if item.startswith(value):
# Find truncated value, skip it
return
# Add new value
self.values.append(self._createItem(value, text))