2298d36bed
- Create Economist SubmissionTracking package correctly: * mainArticle = full blog post content * coverLetter = 216-word SIR— letter * Links to blog post via blogPostId - Archive 'Letter to The Economist' from blog posts (it's the cover letter) - Fix date display on article cards (use published_at) - Target publication already displaying via blue badge Database changes: - Make blogPostId optional in SubmissionTracking model - Economist package ID: 68fa85ae49d4900e7f2ecd83 - Le Monde package ID: 68fa2abd2e6acd5691932150 Next: Enhanced modal with tabs, validation, export 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
130 lines
4.2 KiB
Python
130 lines
4.2 KiB
Python
"""Custom element classes for presentation-related XML elements."""
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from __future__ import annotations
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from typing import TYPE_CHECKING, Callable, cast
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from pptx.oxml.simpletypes import ST_SlideId, ST_SlideSizeCoordinate, XsdString
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from pptx.oxml.xmlchemy import BaseOxmlElement, RequiredAttribute, ZeroOrMore, ZeroOrOne
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if TYPE_CHECKING:
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from pptx.util import Length
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class CT_Presentation(BaseOxmlElement):
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"""`p:presentation` element, root of the Presentation part stored as `/ppt/presentation.xml`."""
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get_or_add_sldSz: Callable[[], CT_SlideSize]
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get_or_add_sldIdLst: Callable[[], CT_SlideIdList]
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get_or_add_sldMasterIdLst: Callable[[], CT_SlideMasterIdList]
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sldMasterIdLst: CT_SlideMasterIdList | None = (
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ZeroOrOne( # pyright: ignore[reportAssignmentType]
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"p:sldMasterIdLst",
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successors=(
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"p:notesMasterIdLst",
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"p:handoutMasterIdLst",
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"p:sldIdLst",
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"p:sldSz",
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"p:notesSz",
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),
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)
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)
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sldIdLst: CT_SlideIdList | None = ZeroOrOne( # pyright: ignore[reportAssignmentType]
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"p:sldIdLst", successors=("p:sldSz", "p:notesSz")
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)
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sldSz: CT_SlideSize | None = ZeroOrOne( # pyright: ignore[reportAssignmentType]
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"p:sldSz", successors=("p:notesSz",)
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)
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class CT_SlideId(BaseOxmlElement):
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"""`p:sldId` element.
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Direct child of `p:sldIdLst` that contains an `rId` reference to a slide in the presentation.
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"""
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id: int = RequiredAttribute("id", ST_SlideId) # pyright: ignore[reportAssignmentType]
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rId: str = RequiredAttribute("r:id", XsdString) # pyright: ignore[reportAssignmentType]
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class CT_SlideIdList(BaseOxmlElement):
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"""`p:sldIdLst` element.
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Direct child of <p:presentation> that contains a list of the slide parts in the presentation.
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"""
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sldId_lst: list[CT_SlideId]
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_add_sldId: Callable[..., CT_SlideId]
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sldId = ZeroOrMore("p:sldId")
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def add_sldId(self, rId: str) -> CT_SlideId:
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"""Create and return a reference to a new `p:sldId` child element.
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The new `p:sldId` element has its r:id attribute set to `rId`.
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"""
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return self._add_sldId(id=self._next_id, rId=rId)
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@property
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def _next_id(self) -> int:
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"""The next available slide ID as an `int`.
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Valid slide IDs start at 256. The next integer value greater than the max value in use is
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chosen, which minimizes that chance of reusing the id of a deleted slide.
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"""
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MIN_SLIDE_ID = 256
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MAX_SLIDE_ID = 2147483647
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used_ids = [int(s) for s in cast("list[str]", self.xpath("./p:sldId/@id"))]
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simple_next = max([MIN_SLIDE_ID - 1] + used_ids) + 1
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if simple_next <= MAX_SLIDE_ID:
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return simple_next
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# -- fall back to search for next unused from bottom --
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valid_used_ids = sorted(id for id in used_ids if (MIN_SLIDE_ID <= id <= MAX_SLIDE_ID))
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return (
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next(
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candidate_id
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for candidate_id, used_id in enumerate(valid_used_ids, start=MIN_SLIDE_ID)
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if candidate_id != used_id
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)
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if valid_used_ids
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else 256
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)
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class CT_SlideMasterIdList(BaseOxmlElement):
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"""`p:sldMasterIdLst` element.
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Child of `p:presentation` containing references to the slide masters that belong to the
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presentation.
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"""
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sldMasterId_lst: list[CT_SlideMasterIdListEntry]
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sldMasterId = ZeroOrMore("p:sldMasterId")
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class CT_SlideMasterIdListEntry(BaseOxmlElement):
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"""
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``<p:sldMasterId>`` element, child of ``<p:sldMasterIdLst>`` containing
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a reference to a slide master.
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"""
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rId: str = RequiredAttribute("r:id", XsdString) # pyright: ignore[reportAssignmentType]
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class CT_SlideSize(BaseOxmlElement):
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"""`p:sldSz` element.
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Direct child of <p:presentation> that contains the width and height of slides in the
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presentation.
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"""
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cx: Length = RequiredAttribute( # pyright: ignore[reportAssignmentType]
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"cx", ST_SlideSizeCoordinate
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)
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cy: Length = RequiredAttribute( # pyright: ignore[reportAssignmentType]
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"cy", ST_SlideSizeCoordinate
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)
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