PDF conforme Factur-X #2
@@ -159,29 +159,64 @@ def changer_statut_facture(
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from generate_facturx_jinja2 import Invoice, Party, Address, InvoiceLine, filter_amount, filter_datefmt
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@router.get("/{facture_id}/pdf", response_class=HTMLResponse)
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@router.get("/{facture_id}/pdf")
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def telecharger_pdf(request: Request, facture_id: int, db: Session = Depends(get_db)):
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from weasyprint import HTML
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from weasyprint import HTML, Attachment
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from facturx import generate_from_binary
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import hashlib
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import pikepdf
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from pikepdf import Name
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import io
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facture = db.query(Facture).get(facture_id)
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if not facture:
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raise HTTPException(status_code=404)
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# 1. XML Factur-X
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invoice = get_invoice_data(facture_id, db)
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xml_str = generate_facturx_xml(invoice)
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xml_bytes = xml_str.encode("utf-8")
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# 2. Rendu HTML → PDF simple (pas PDF/A-3 ici)
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html_content = templates.get_template("pdf/facture.html").render({
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"facture": facture,
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"settings": settings,
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})
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pdf_bytes = HTML(string=html_content, base_url=".").write_pdf(
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pdf_variant="pdf/a-3b",
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)
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pdf_bytes = HTML(string=html_content, base_url=".").write_pdf()
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# 3. generate_from_binary gère :
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# - l'intégration du XML
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# - les métadonnées XMP Factur-X (DocumentType, DocumentFileName, etc.)
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# - la conformité PDF/A-3b
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pdf_bytes = generate_from_binary(
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pdf_bytes,
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xml_bytes,
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flavor="factur-x",
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level="BASIC",
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)
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# 4. Corriger uniquement /EF/F/Subtype → /text/xml avec pikepdf
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pdf_io = io.BytesIO(pdf_bytes)
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with pikepdf.open(pdf_io) as pdf:
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names = pdf.Root.Names.EmbeddedFiles.Names
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i = 0
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while i < len(names):
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i += 1 # sauter la clé (string)
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if i < len(names):
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obj = names[i]
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try:
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obj.EF.F.Subtype = Name("/text/xml")
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except Exception:
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pass
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i += 1
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output = io.BytesIO()
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pdf.save(output)
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pdf_bytes = output.getvalue()
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filename = f"facture-{facture.numero}.pdf"
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xml_bytes = generate_facturx_xml(get_invoice_data(facture_id, db))
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pdf_bytes = generate_from_binary(pdf_bytes, xml_bytes)
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filename = f"facture-{facture.numero}.pdf"
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return Response(
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content=pdf_bytes,
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media_type="application/pdf",
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@@ -4,10 +4,22 @@
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<meta charset="UTF-8">
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<style>
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@page {
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size: A4;
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margin: 1.5cm 1.8cm;
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/* ── PDF/A-3 : profil colorimétrique sRGB obligatoire ──
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WeasyPrint >= 53 supporte l'OutputIntent via cette directive.
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Téléchargez sRGB_v4_ICC_preference.icc depuis ICC et placez-le
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dans static/icc/ ou utilisez le chemin absolu. */
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@pdf-output-intent url('/static/icc/sRGB_v4_ICC_preference.icc');
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}
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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-webkit-print-color-adjust: exact;
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}
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body {
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font-family: 'DejaVu Sans', Arial, sans-serif;
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font-size: 10pt;
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@@ -26,8 +38,11 @@
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color: #2c3e50;
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margin-bottom: 0.3em;
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}
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.emetteur p { font-size: 9pt; color: #555; line-height: 1.6; }
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.emetteur p {
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font-size: 9pt;
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color: #555555; /* éviter les raccourcis CSS #555 → #555555 explicite */
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line-height: 1.6;
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}
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.facture-titre {
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text-align: right;
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}
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@@ -40,12 +55,12 @@
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.facture-titre .numero {
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font-size: 13pt;
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font-weight: bold;
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color: #e74c3c;
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color: #c0392b; /* #e74c3c remplacé par équivalent moins saturé → moins de gamut issues */
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margin-top: 0.2em;
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}
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.facture-titre .dates {
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font-size: 9pt;
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color: #555;
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color: #555555;
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margin-top: 0.5em;
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line-height: 1.8;
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}
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@@ -66,7 +81,7 @@
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font-size: 8pt;
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text-transform: uppercase;
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letter-spacing: 1px;
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color: #888;
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color: #888888;
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margin-bottom: 0.7em;
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border-bottom: 1px solid #eee;
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padding-bottom: 0.4em;
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@@ -128,7 +143,7 @@
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.tva-mention {
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font-size: 8.5pt;
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color: #666;
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color: #666666;
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font-style: italic;
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text-align: right;
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margin-bottom: 1.5em;
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@@ -138,7 +153,7 @@
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border-top: 1px solid #ddd;
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padding-top: 1em;
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font-size: 8.5pt;
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color: #555;
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color: #555555;
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line-height: 1.7;
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}
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.footer-info .conditions {
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@@ -146,7 +161,7 @@
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}
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.footer-info .penalites {
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font-size: 8pt;
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color: #888;
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color: #888888;
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}
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.footer-info .iban {
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margin-top: 0.5em;
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@@ -155,7 +170,7 @@
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.devis-ref {
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font-size: 8.5pt;
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color: #888;
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color: #888888;
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margin-bottom: 1.5em;
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}
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@@ -165,7 +180,7 @@
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padding: 0.7em 1em;
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font-size: 9pt;
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margin-bottom: 1.5em;
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color: #444;
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color: #444444;
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}
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</style>
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</head>
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Reference in New Issue
Block a user