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Diffstat (limited to '.venv/lib/python3.12/site-packages/openpyxl/packaging/core.py')
| -rw-r--r-- | .venv/lib/python3.12/site-packages/openpyxl/packaging/core.py | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/openpyxl/packaging/core.py b/.venv/lib/python3.12/site-packages/openpyxl/packaging/core.py new file mode 100644 index 00000000..45153732 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/openpyxl/packaging/core.py @@ -0,0 +1,115 @@ +# Copyright (c) 2010-2024 openpyxl + +import datetime + +from openpyxl.descriptors import ( + DateTime, + Alias, +) +from openpyxl.descriptors.serialisable import Serialisable +from openpyxl.descriptors.nested import NestedText +from openpyxl.xml.functions import ( + Element, + QName, +) +from openpyxl.xml.constants import ( + COREPROPS_NS, + DCORE_NS, + XSI_NS, + DCTERMS_NS, +) + + +class NestedDateTime(DateTime, NestedText): + + expected_type = datetime.datetime + + def to_tree(self, tagname=None, value=None, namespace=None): + namespace = getattr(self, "namespace", namespace) + if namespace is not None: + tagname = "{%s}%s" % (namespace, tagname) + el = Element(tagname) + if value is not None: + value = value.replace(tzinfo=None) + el.text = value.isoformat(timespec="seconds") + 'Z' + return el + + +class QualifiedDateTime(NestedDateTime): + + """In certain situations Excel will complain if the additional type + attribute isn't set""" + + def to_tree(self, tagname=None, value=None, namespace=None): + el = super().to_tree(tagname, value, namespace) + el.set("{%s}type" % XSI_NS, QName(DCTERMS_NS, "W3CDTF")) + return el + + +class DocumentProperties(Serialisable): + """High-level properties of the document. + Defined in ECMA-376 Par2 Annex D + """ + + tagname = "coreProperties" + namespace = COREPROPS_NS + + category = NestedText(expected_type=str, allow_none=True) + contentStatus = NestedText(expected_type=str, allow_none=True) + keywords = NestedText(expected_type=str, allow_none=True) + lastModifiedBy = NestedText(expected_type=str, allow_none=True) + lastPrinted = NestedDateTime(allow_none=True) + revision = NestedText(expected_type=str, allow_none=True) + version = NestedText(expected_type=str, allow_none=True) + last_modified_by = Alias("lastModifiedBy") + + # Dublin Core Properties + subject = NestedText(expected_type=str, allow_none=True, namespace=DCORE_NS) + title = NestedText(expected_type=str, allow_none=True, namespace=DCORE_NS) + creator = NestedText(expected_type=str, allow_none=True, namespace=DCORE_NS) + description = NestedText(expected_type=str, allow_none=True, namespace=DCORE_NS) + identifier = NestedText(expected_type=str, allow_none=True, namespace=DCORE_NS) + language = NestedText(expected_type=str, allow_none=True, namespace=DCORE_NS) + # Dublin Core Terms + created = QualifiedDateTime(allow_none=True, namespace=DCTERMS_NS) # assumed to be UTC + modified = QualifiedDateTime(allow_none=True, namespace=DCTERMS_NS) # assumed to be UTC + + __elements__ = ("creator", "title", "description", "subject","identifier", + "language", "created", "modified", "lastModifiedBy", "category", + "contentStatus", "version", "revision", "keywords", "lastPrinted", + ) + + + def __init__(self, + category=None, + contentStatus=None, + keywords=None, + lastModifiedBy=None, + lastPrinted=None, + revision=None, + version=None, + created=None, + creator="openpyxl", + description=None, + identifier=None, + language=None, + modified=None, + subject=None, + title=None, + ): + now = datetime.datetime.now(tz=datetime.timezone.utc).replace(tzinfo=None) + self.contentStatus = contentStatus + self.lastPrinted = lastPrinted + self.revision = revision + self.version = version + self.creator = creator + self.lastModifiedBy = lastModifiedBy + self.modified = modified or now + self.created = created or now + self.title = title + self.subject = subject + self.description = description + self.identifier = identifier + self.language = language + self.keywords = keywords + self.category = category |