add initial work for svg to png

SharedProcessors/FileImageSvgToPng.py

@@ -0,0 +1,72 @@
+#!/usr/local/autopkg/python
+"""
+See docstring for FileImageSvgToPng class
+"""
+
+# Requires cairosvg: python -m pip install --upgrade cairosvg
+import cairosvg
+from autopkglib import (  # pylint: disable=import-error,unused-import
+    Processor,
+    ProcessorError,
+)
+
+__all__ = ["FileImageSvgToPng"]
+
+
+class FileImageSvgToPng(Processor):  # pylint: disable=too-few-public-methods
+    """Convert SVG image to PNG."""
+
+    description = __doc__
+    input_variables = {
+        "file_pathname": {
+            "required": False,
+            "description": "file path to image to resize",
+        },
+        "max_pixel_dim": {
+            "required": False,
+            "default": 256,
+            "description": "max pixel size to resize to",
+        },
+        "file_path_save": {
+            "required": False,
+            "description": "file path to save png image",
+        },
+    }
+    output_variables = {
+        "file_path_png": {"description": "file path to png output"},
+    }
+
+    def convert_svg_to_png(self, svg_path, png_path, max_pixel_dim):
+        """actual function to convert svg to png using cairosvg"""
+        try:
+            cairosvg.svg2png(
+                url=svg_path, write_to=png_path, output_width=max_pixel_dim
+            )
+        except Exception as e:
+            raise ProcessorError(f"Failed to convert SVG to PNG: {e}") from e
+
+    def main(self):
+        """execution starts here"""
+        max_pixel_dim = self.env.get("max_pixel_dim", 256)
+        if max_pixel_dim == 0:
+            max_pixel_dim = 256
+        file_pathname = self.env.get("file_pathname", self.env.get("pathname", None))
+        # reset file path png:
+        self.env["file_path_png"] = ""
+        # reset max dim to default
+        self.env["max_pixel_dim"] = 256
+
+        if file_pathname and os.path.isfile(file_pathname):
+            file_path_save = self.env.get("file_path_save", f"{file_pathname}.png")
+
+            # do conversion:
+            self.convert_svg_to_png(file_pathname, file_path_save, max_pixel_dim)
+
+            self.env["file_path_png"] = file_path_save
+        else:
+            self.output(f"WARNING: file does not exist! {file_pathname}", 0)
+
+
+if __name__ == "__main__":
+    PROCESSOR = FileImageSvgToPng()
+    PROCESSOR.execute_shell()

Test-Recipes/FileImageSvgToPng.test.recipe.yaml

@@ -0,0 +1,17 @@
+---
+Description: Test FileImageSvgToPng Processor
+Identifier: com.github.jgstew.test.FileImageSvgToPng
+Input:
+  NAME: FileImageSvgToPngTest
+MinimumVersion: "2.3"
+Process:
+  - Processor: com.github.jgstew.SharedProcessors/URLDownloaderPython
+    Arguments:
+      url: https://static.4kdownload.com/main/img/redesign-v2/products-page/videodownloaderplus.a855bb9dddb2.svg
+      # need to provide filename to not overwrite the setup file
+      filename: "%NAME%-icon.svg"
+      # User_Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36
+      download_version: ""
+      COMPUTE_HASHES: False
+
+  - Processor: com.github.jgstew.SharedProcessors/FileImageSvgToPng

requirements.txt

@@ -1,5 +1,6 @@
 besapi
 bigfix_prefetch
+cairosvg
 certifi
 chevron
 generate_bes_from_template