| 1 | # Multilingual Text Maintenance Smoke |
| 2 | |
| 3 | Run this manual smoke from the repository root after changing Confirm UI |
| 4 | language handling, DrawingML text export, native tables/charts, notes, or |
| 5 | document metadata. It uses only temporary files and does not add an automated |
| 6 | test suite. |
| 7 | |
| 8 | ```bash |
| 9 | PYTHONPATH="skills/ppt-master/scripts:skills/ppt-master/scripts/confirm_ui" python3 - <<'PY' |
| 10 | import json |
| 11 | import zipfile |
| 12 | from pathlib import Path |
| 13 | from tempfile import TemporaryDirectory |
| 14 | from xml.etree import ElementTree as ET |
| 15 | |
| 16 | from pptx import Presentation |
| 17 | |
| 18 | from confirm_ui.server import create_app |
| 19 | from language_tags import ( |
| 20 | LanguageTagError, |
| 21 | language_uses_rtl, |
| 22 | normalize_language_tag, |
| 23 | ) |
| 24 | from svg_to_pptx.drawingml.context import ConvertContext |
| 25 | from svg_to_pptx.drawingml.converter import convert_svg_to_slide_shapes |
| 26 | from svg_to_pptx.native_objects import _build_native_chart |
| 27 | from svg_to_pptx.native_objects.table import _build_native_table |
| 28 | from svg_to_pptx.pptx_package.builder import create_pptx_with_native_svg |
| 29 | from svg_to_pptx.pptx_package.cli import _declared_primary_language |
| 30 | from svg_to_pptx.pptx_package.notes import create_notes_slide_xml |
| 31 | |
| 32 | |
| 33 | def reject_language(value): |
| 34 | try: |
| 35 | normalize_language_tag(value) |
| 36 | except LanguageTagError: |
| 37 | return |
| 38 | raise AssertionError(f"invalid language accepted: {value}") |
| 39 | |
| 40 | |
| 41 | canonical = { |
| 42 | "ES_mx": "es-MX", |
| 43 | "RU_ru": "ru-RU", |
| 44 | "AR_sa": "ar-SA", |
| 45 | "HE_il": "he-IL", |
| 46 | "HI_in": "hi-IN", |
| 47 | "TH_th": "th-TH", |
| 48 | "KO_kr": "ko-KR", |
| 49 | "fil_ph": "fil-PH", |
| 50 | "zh_hans": "zh-Hans", |
| 51 | "de-CH-1901": "de-CH-1901", |
| 52 | "en-u-nu-latn": "en-u-nu-latn", |
| 53 | } |
| 54 | for raw, expected in canonical.items(): |
| 55 | assert normalize_language_tag(raw) == expected |
| 56 | for raw in ("und", "zh", "en--US", "Arabic", "x-private"): |
| 57 | reject_language(raw) |
| 58 | assert language_uses_rtl("ar-Arab-SA") |
| 59 | assert not language_uses_rtl("ar-Latn-SA") |
| 60 | assert language_uses_rtl("en-Arab-US") |
| 61 | |
| 62 | samples = { |
| 63 | "en-US": "Summary 2026", |
| 64 | "zh-Hans": "年度总结 2026", |
| 65 | "ja-JP": "年間まとめ 2026", |
| 66 | "ko-KR": "연간 요약 2026", |
| 67 | "es-ES": "Resumen 2026", |
| 68 | "ru-RU": "Итоги 2026", |
| 69 | "ar-SA": "ملخص 2026", |
| 70 | "he-IL": "סיכום 2026", |
| 71 | "hi-IN": "सारांश 2026", |
| 72 | "th-TH": "สรุป 2026", |
| 73 | } |
| 74 | rtl_languages = {"ar-SA", "he-IL"} |
| 75 | |
| 76 | with TemporaryDirectory(prefix="ppt-master-multilingual-smoke-") as tmp: |
| 77 | root = Path(tmp) |
| 78 | |
| 79 | # Confirm UI canonicalizes Stage 1 and persists the same project language. |
| 80 | project = root / "confirm-project" |
| 81 | confirm = project / "confirm_ui" |
| 82 | confirm.mkdir(parents=True) |
| 83 | recommendation = { |
| 84 | "stage": "stage1", |
| 85 | "lang": "en", |
| 86 | "primary_language": "AR_sa", |
| 87 | "audience": {"value": "Team"}, |
| 88 | "communication_intent": {"value": "Explain"}, |
| 89 | "audience_outcome": {"value": "Understand"}, |
| 90 | "core_message": {"value": "Result"}, |
| 91 | "delivery_context": {"value": "Meeting"}, |
| 92 | "artifact_afterlife": {"value": ""}, |
| 93 | "content_divergence": {"value": ""}, |
| 94 | "recommend": {"canvas": "ppt169"}, |
| 95 | } |
| 96 | (confirm / "recommendations.stage1.json").write_text( |
| 97 | json.dumps(recommendation), |
| 98 | encoding="utf-8", |
| 99 | ) |
| 100 | app = create_app(str(project), idle_timeout=0) |
| 101 | app.testing = True |
| 102 | client = app.test_client() |
| 103 | response = client.get("/api/recommendations") |
| 104 | assert response.status_code == 200 |
| 105 | assert response.get_json()["primary_language"] == "ar-SA" |
| 106 | response = client.post( |
| 107 | "/api/confirm", |
| 108 | json={ |
| 109 | "stage": "stage1", |
| 110 | "primary_language": "ar-SA", |
| 111 | "canvas": "ppt169", |
| 112 | "audience": "Team", |
| 113 | "communication_intent": "Explain", |
| 114 | "audience_outcome": "Understand", |
| 115 | "core_message": "Result", |
| 116 | "delivery_context": "Meeting", |
| 117 | "artifact_afterlife": "", |
| 118 | "content_divergence": "", |
| 119 | }, |
| 120 | ) |
| 121 | assert response.status_code == 200 |
| 122 | result = json.loads((confirm / "result.json").read_text(encoding="utf-8")) |
| 123 | assert result["primary_language"] == "ar-SA" |
| 124 | |
| 125 | # The execution lock is the only export-time project-language source. |
| 126 | lock_project = root / "lock-project" |
| 127 | lock_project.mkdir() |
| 128 | lock_template = """# Execution Lock |
| 129 | |
| 130 | ## communication |
| 131 | {language}- audience: team |
| 132 | - objective: explain |
| 133 | - core_message: result |
| 134 | """ |
| 135 | lock = lock_project / "spec_lock.md" |
| 136 | lock.write_text( |
| 137 | lock_template.format(language="- primary_language: ES_mx\n"), |
| 138 | encoding="utf-8", |
| 139 | ) |
| 140 | assert _declared_primary_language(lock_project) == "es-MX" |
| 141 | lock.write_text(lock_template.format(language=""), encoding="utf-8") |
| 142 | assert _declared_primary_language(lock_project) is None |
| 143 | |
| 144 | for index, (language, sample) in enumerate(samples.items(), 1): |
| 145 | stem = f"slide-{index}" |
| 146 | svg = root / f"{stem}.svg" |
| 147 | svg.write_text( |
| 148 | '<svg xmlns="http://www.w3.org/2000/svg" ' |
| 149 | 'viewBox="0 0 1280 720">' |
| 150 | '<rect x="0" y="0" width="1280" height="720" fill="#FFFFFF"/>' |
| 151 | f'<text x="100" y="140" font-size="42" ' |
| 152 | f'font-family="Arial" fill="#111111">{sample}</text>' |
| 153 | "</svg>", |
| 154 | encoding="utf-8", |
| 155 | ) |
| 156 | |
| 157 | slide_xml, *_ = convert_svg_to_slide_shapes( |
| 158 | svg, |
| 159 | index, |
| 160 | verbose=False, |
| 161 | primary_language=language, |
| 162 | ) |
| 163 | assert f'lang="{language}"' in slide_xml |
| 164 | assert ("rtl=\"1\"" in slide_xml) == (language in rtl_languages) |
| 165 | assert ("<a:rtl val=\"1\"/>" in slide_xml) == ( |
| 166 | language in rtl_languages |
| 167 | ) |
| 168 | |
| 169 | ascii_svg = root / f"{stem}-ascii.svg" |
| 170 | ascii_svg.write_text( |
| 171 | '<svg xmlns="http://www.w3.org/2000/svg" ' |
| 172 | 'viewBox="0 0 1280 720">' |
| 173 | '<text x="100" y="140" font-size="42">2026 AI</text>' |
| 174 | "</svg>", |
| 175 | encoding="utf-8", |
| 176 | ) |
| 177 | ascii_xml, *_ = convert_svg_to_slide_shapes( |
| 178 | ascii_svg, |
| 179 | index + 20, |
| 180 | verbose=False, |
| 181 | primary_language=language, |
| 182 | ) |
| 183 | assert f'lang="{language}"' in ascii_xml |
| 184 | assert 'rtl="1"' not in ascii_xml |
| 185 | assert "<a:rtl val=\"1\"/>" not in ascii_xml |
| 186 | |
| 187 | context = ConvertContext(primary_language=language) |
| 188 | marker = ET.Element("g") |
| 189 | table = _build_native_table( |
| 190 | marker, |
| 191 | context, |
| 192 | { |
| 193 | "x": 10, |
| 194 | "y": 10, |
| 195 | "width": 600, |
| 196 | "height": 180, |
| 197 | "columns": [sample, "2026 AI"], |
| 198 | "rows": [["A", "B"]], |
| 199 | "style": {"font_family": "Arial"}, |
| 200 | }, |
| 201 | ) |
| 202 | assert f'lang="{language}"' in table.xml |
| 203 | assert all(slot in table.xml for slot in ("<a:latin ", "<a:ea ", "<a:cs ")) |
| 204 | |
| 205 | chart_context = ConvertContext(primary_language=language) |
| 206 | _build_native_chart( |
| 207 | marker, |
| 208 | chart_context, |
| 209 | { |
| 210 | "x": 10, |
| 211 | "y": 220, |
| 212 | "width": 600, |
| 213 | "height": 300, |
| 214 | "type": "column", |
| 215 | "title": sample, |
| 216 | "categories": ["A", "B"], |
| 217 | "series": [{"name": sample, "values": [1, 2]}], |
| 218 | "style": {"font_family": "Arial"}, |
| 219 | "show_legend": True, |
| 220 | }, |
| 221 | ) |
| 222 | chart_xml = next( |
| 223 | value.decode("utf-8") |
| 224 | for part, value in chart_context.package_files.items() |
| 225 | if part.startswith("ppt/charts/chart") and not part.endswith(".rels") |
| 226 | ) |
| 227 | assert f'<c:lang val="{language}"/>' in chart_xml |
| 228 | assert f'lang="{language}"' in chart_xml |
| 229 | |
| 230 | notes_xml = create_notes_slide_xml( |
| 231 | 1, |
| 232 | sample + "\n2026 AI", |
| 233 | language, |
| 234 | ) |
| 235 | assert f'lang="{language}"' in notes_xml |
| 236 | assert ("rtl=\"1\"" in notes_xml) == (language in rtl_languages) |
| 237 | |
| 238 | output = root / f"{index}.pptx" |
| 239 | assert create_pptx_with_native_svg( |
| 240 | [svg], |
| 241 | output, |
| 242 | canvas_format="ppt169", |
| 243 | verbose=False, |
| 244 | transition=None, |
| 245 | notes={stem: sample + "\n2026 AI"}, |
| 246 | pptx_structure="flat", |
| 247 | structure_name="multilingual-smoke", |
| 248 | primary_language=language, |
| 249 | ) |
| 250 | with zipfile.ZipFile(output) as archive: |
| 251 | assert archive.testzip() is None |
| 252 | packaged_slide = archive.read( |
| 253 | "ppt/slides/slide1.xml" |
| 254 | ).decode("utf-8") |
| 255 | packaged_notes = archive.read( |
| 256 | "ppt/notesSlides/notesSlide1.xml" |
| 257 | ).decode("utf-8") |
| 258 | core = archive.read("docProps/core.xml").decode("utf-8") |
| 259 | assert f'lang="{language}"' in packaged_slide |
| 260 | assert f'lang="{language}"' in packaged_notes |
| 261 | assert f"<dc:language>{language}</dc:language>" in core |
| 262 | assert len(Presentation(str(output)).slides) == 1 |
| 263 | |
| 264 | # A legacy lock with no language field keeps the previous per-run path. |
| 265 | legacy_svg = root / "legacy.svg" |
| 266 | legacy_svg.write_text( |
| 267 | '<svg xmlns="http://www.w3.org/2000/svg" ' |
| 268 | 'viewBox="0 0 1280 720">' |
| 269 | '<text x="100" y="140" font-size="42">한국어 2026</text>' |
| 270 | "</svg>", |
| 271 | encoding="utf-8", |
| 272 | ) |
| 273 | legacy_output = root / "legacy.pptx" |
| 274 | assert create_pptx_with_native_svg( |
| 275 | [legacy_svg], |
| 276 | legacy_output, |
| 277 | canvas_format="ppt169", |
| 278 | verbose=False, |
| 279 | transition=None, |
| 280 | pptx_structure="flat", |
| 281 | structure_name="legacy-smoke", |
| 282 | ) |
| 283 | with zipfile.ZipFile(legacy_output) as archive: |
| 284 | assert archive.testzip() is None |
| 285 | legacy_slide = archive.read( |
| 286 | "ppt/slides/slide1.xml" |
| 287 | ).decode("utf-8") |
| 288 | assert 'lang="ko-KR"' in legacy_slide |
| 289 | |
| 290 | print("Multilingual text smoke: passed") |
| 291 | PY |
| 292 | ``` |
| 293 | |
| 294 | Expected output: |
| 295 | |
| 296 | ```text |
| 297 | Multilingual text smoke: passed |
| 298 | ``` |
| 299 | |
| 300 | The RTL contract is paragraph `a:pPr rtl="1"` plus run-level `a:rtl` only |
| 301 | when the run contains strong RTL characters. Do not use `rtlCol`; it controls |
| 302 | column order, not paragraph direction. |
| 303 |