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>
93 lines
2.9 KiB
Python
93 lines
2.9 KiB
Python
"""Embedded Package part objects.
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"Package" in this context means another OPC package, i.e. a DOCX, PPTX, or XLSX "file".
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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 pptx.enum.shapes import PROG_ID
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from pptx.opc.constants import CONTENT_TYPE as CT
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from pptx.opc.package import Part
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if TYPE_CHECKING:
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from pptx.package import Package
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class EmbeddedPackagePart(Part):
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"""A distinct OPC package, e.g. an Excel file, embedded in this PPTX package.
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Has a partname like: `ppt/embeddings/Microsoft_Excel_Sheet1.xlsx`.
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"""
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@classmethod
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def factory(cls, prog_id: PROG_ID | str, object_blob: bytes, package: Package):
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"""Return a new |EmbeddedPackagePart| subclass instance added to *package*.
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The subclass is determined by `prog_id` which corresponds to the "application"
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used to open the "file-type" of `object_blob`. The returned part contains the
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bytes of `object_blob` and has the content-type also determined by `prog_id`.
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"""
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# --- a generic OLE object has no subclass ---
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if not isinstance(prog_id, PROG_ID):
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return cls(
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package.next_partname("/ppt/embeddings/oleObject%d.bin"),
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CT.OFC_OLE_OBJECT,
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package,
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object_blob,
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)
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# --- A Microsoft Office file-type is a distinguished package object ---
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EmbeddedPartCls = {
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PROG_ID.DOCX: EmbeddedDocxPart,
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PROG_ID.PPTX: EmbeddedPptxPart,
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PROG_ID.XLSX: EmbeddedXlsxPart,
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}[prog_id]
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return EmbeddedPartCls.new(object_blob, package)
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@classmethod
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def new(cls, blob: bytes, package: Package):
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"""Return new |EmbeddedPackagePart| subclass object.
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The returned part object contains `blob` and is added to `package`.
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"""
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return cls(
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package.next_partname(cls.partname_template),
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cls.content_type,
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package,
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blob,
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)
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class EmbeddedDocxPart(EmbeddedPackagePart):
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"""A Word .docx file stored in a part.
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This part-type arises when a Word document appears as an embedded OLE-object shape.
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"""
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partname_template = "/ppt/embeddings/Microsoft_Word_Document%d.docx"
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content_type = CT.WML_DOCUMENT
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class EmbeddedPptxPart(EmbeddedPackagePart):
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"""A PowerPoint file stored in a part.
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This part-type arises when a PowerPoint presentation (.pptx file) appears as an
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embedded OLE-object shape.
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"""
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partname_template = "/ppt/embeddings/Microsoft_PowerPoint_Presentation%d.pptx"
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content_type = CT.PML_PRESENTATION
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class EmbeddedXlsxPart(EmbeddedPackagePart):
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"""An Excel file stored in a part.
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This part-type arises as the data source for a chart, but may also be the OLE-object
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for an embedded object shape.
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"""
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partname_template = "/ppt/embeddings/Microsoft_Excel_Sheet%d.xlsx"
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content_type = CT.SML_SHEET
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