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path/to/venv/lib/python3.12/site-packages/docx/text/hyperlink.py
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path/to/venv/lib/python3.12/site-packages/docx/text/hyperlink.py
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"""Hyperlink-related proxy objects for python-docx, Hyperlink in particular.
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A hyperlink occurs in a paragraph, at the same level as a Run, and a hyperlink itself
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contains runs, which is where the visible text of the hyperlink is stored. So it's kind
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of in-between, less than a paragraph and more than a run. So it gets its own module.
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"""
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from __future__ import annotations
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from typing import TYPE_CHECKING
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from docx.shared import Parented
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from docx.text.run import Run
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if TYPE_CHECKING:
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import docx.types as t
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from docx.oxml.text.hyperlink import CT_Hyperlink
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class Hyperlink(Parented):
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"""Proxy object wrapping a `<w:hyperlink>` element.
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A hyperlink occurs as a child of a paragraph, at the same level as a Run. A
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hyperlink itself contains runs, which is where the visible text of the hyperlink is
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stored.
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"""
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def __init__(self, hyperlink: CT_Hyperlink, parent: t.ProvidesStoryPart):
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super().__init__(parent)
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self._parent = parent
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self._hyperlink = self._element = hyperlink
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@property
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def address(self) -> str:
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"""The "URL" of the hyperlink (but not necessarily a web link).
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While commonly a web link like "https://google.com" the hyperlink address can
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take a variety of forms including "internal links" to bookmarked locations
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within the document. When this hyperlink is an internal "jump" to for example a
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heading from the table-of-contents (TOC), the address is blank. The bookmark
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reference (like "_Toc147925734") is stored in the `.fragment` property.
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"""
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rId = self._hyperlink.rId
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return self._parent.part.rels[rId].target_ref if rId else ""
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@property
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def contains_page_break(self) -> bool:
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"""True when the text of this hyperlink is broken across page boundaries.
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This is not uncommon and can happen for example when the hyperlink text is
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multiple words and occurs in the last line of a page. Theoretically, a hyperlink
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can contain more than one page break but that would be extremely uncommon in
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practice. Still, this value should be understood to mean that "one-or-more"
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rendered page breaks are present.
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"""
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return bool(self._hyperlink.lastRenderedPageBreaks)
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@property
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def fragment(self) -> str:
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"""Reference like `#glossary` at end of URL that refers to a sub-resource.
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Note that this value does not include the fragment-separator character ("#").
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This value is known as a "named anchor" in an HTML context and "anchor" in the
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MS API, but an "anchor" element (`<a>`) represents a full hyperlink in HTML so
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we avoid confusion by using the more precise RFC 3986 naming "URI fragment".
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These are also used to refer to bookmarks within the same document, in which
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case the `.address` value with be blank ("") and this property will hold a
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value like "_Toc147925734".
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To reliably get an entire web URL you will need to concatenate this with the
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`.address` value, separated by "#" when both are present. Consider using the
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`.url` property for that purpose.
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Word sometimes stores a fragment in this property (an XML attribute) and
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sometimes with the address, depending on how the URL is inserted, so don't
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depend on this field being empty to indicate no fragment is present.
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"""
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return self._hyperlink.anchor or ""
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@property
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def runs(self) -> list[Run]:
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"""List of |Run| instances in this hyperlink.
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Together these define the visible text of the hyperlink. The text of a hyperlink
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is typically contained in a single run will be broken into multiple runs if for
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example part of the hyperlink is bold or the text was changed after the document
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was saved.
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"""
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return [Run(r, self._parent) for r in self._hyperlink.r_lst]
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@property
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def text(self) -> str:
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"""String formed by concatenating the text of each run in the hyperlink.
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Tabs and line breaks in the XML are mapped to ``\\t`` and ``\\n`` characters
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respectively. Note that rendered page-breaks can occur within a hyperlink but
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they are not reflected in this text.
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"""
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return self._hyperlink.text
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@property
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def url(self) -> str:
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"""Convenience property to get web URLs from hyperlinks that contain them.
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This value is the empty string ("") when there is no address portion, so its
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boolean value can also be used to distinguish external URIs from internal "jump"
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hyperlinks like those found in a table-of-contents.
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Note that this value may also be a link to a file, so if you only want web-urls
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you'll need to check for a protocol prefix like `https://`.
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When both an address and fragment are present, the return value joins the two
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separated by the fragment-separator hash ("#"). Otherwise this value is the same
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as that of the `.address` property.
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"""
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address, fragment = self.address, self.fragment
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if not address:
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return ""
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return f"{address}#{fragment}" if fragment else address
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