feat: CoordConverter 坐标转换套件 v1.0.0

TXT / Excel(CSV) / SHP 三种格式任意互转支持 WGS84 / CGCS2000 / Xian80 / Beijing54 / Web Mercator 坐标系转换由 Mapo 🗺️ 自动生成
2026-07-29 12:49:08 +08:00
commit e9f87fc693
26 changed files with 725 additions and 0 deletions
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+#!/usr/bin/env python3
+"""
+CoordConverter — Mercator Suite Entry Point
+Reads PARAM_* env vars set by agc, runs conversion, outputs SUITE_OUTPUT JSON.
+"""
+import os
+import sys
+import json
+import traceback
+
+# Ensure suite dir is on path
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+
+from converter.workflow import ConversionWorkflow
+
+
+def get_param(name: str, default: str | None = None) -> str:
+    val = os.environ.get(f"PARAM_{name}")
+    if val:
+        return val.strip()
+    if default is not None:
+        return default
+    raise ValueError(f"缺少必填参数: {name}")
+
+
+def parse_epsg(raw: str) -> str | None:
+    """Normalize EPSG string. '4326' → 'EPSG:4326'. 'auto' / '' → None."""
+    raw = raw.strip()
+    if not raw or raw.lower() in ("auto", "none", ""):
+        return None
+    if raw.upper().startswith("EPSG:"):
+        return raw.upper()
+    return f"EPSG:{raw}"
+
+
+def main():
+    input_file = get_param("INPUT_FILE")
+    output_file = get_param("OUTPUT_FILE")
+    from_crs_raw = get_param("FROM_CRS", "auto")
+    to_crs_raw = get_param("TO_CRS", "EPSG:4490")
+    output_format = get_param("OUTPUT_FORMAT", "auto")
+
+    # Validate input
+    if not os.path.isfile(input_file):
+        raise FileNotFoundError(f"输入文件不存在: {input_file}")
+
+    from_crs = parse_epsg(from_crs_raw)
+    to_crs = parse_epsg(to_crs_raw)
+
+    # Ensure output dir exists
+    out_dir = os.path.dirname(output_file)
+    if out_dir:
+        os.makedirs(out_dir, exist_ok=True)
+
+    wf = ConversionWorkflow()
+    result = wf.run(
+        input_path=input_file,
+        output_path=output_file,
+        from_crs=from_crs,
+        to_crs=to_crs,
+        output_format=output_format,
+    )
+
+    # Mercator standard output
+    print("=== SUITE_OUTPUT ===")
+    print(json.dumps(result, ensure_ascii=False, indent=2))
+    print("=== END_SUITE_OUTPUT ===")
+
+
+if __name__ == "__main__":
+    try:
+        main()
+    except Exception as e:
+        print(json.dumps({
+            "success": False,
+            "error": str(e),
+            "traceback": traceback.format_exc(),
+        }, ensure_ascii=False))
+        sys.exit(1)