feat: add resvg converter

Dockerfile

@@ -1,4 +1,5 @@
 FROM oven/bun:1.1.25-alpine AS base
+LABEL org.opencontainers.image.source="https://github.com/C4illin/ConvertX"
 WORKDIR /app
 
 # install dependencies into temp directory
@@ -13,6 +14,12 @@ RUN mkdir -p /temp/prod
 COPY package.json bun.lockb /temp/prod/
 RUN cd /temp/prod && bun install --frozen-lockfile --production
 
+FROM base AS builder
+RUN apk --no-cache add curl gcc
+ENV PATH=/root/.cargo/bin:$PATH
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+RUN cargo install resvg
+
 # copy node_modules from temp directory
 # then copy all (non-ignored) project files into the image
 # FROM base AS prerelease
@@ -48,6 +55,7 @@ RUN apk --no-cache add  \
 #   texmf-dist-fontsextra \
 
 COPY --from=install /temp/prod/node_modules node_modules
+COPY --from=builder /root/.cargo/bin/resvg /usr/local/bin/resvg
 # COPY --from=prerelease /app/src/index.tsx /app/src/
 # COPY --from=prerelease /app/package.json .
 COPY . .

README.md

@@ -20,8 +20,9 @@ A self-hosted online file converter. Supports 831 different formats. Written wit
 | Converter                                                                    | Use case      | Converts from | Converts to |
 |------------------------------------------------------------------------------|---------------|---------------|-------------|
 | [libjxl](https://github.com/libjxl/libjxl)                                   | JPEG XL       | 11            | 11          |
+| [resvg](https://github.com/RazrFalcon/resvg)                                 | SVG           | 1             | 1           |
 | [Vips](https://github.com/libvips/libvips)                                   | Images        | 45            | 23          |
-| [XeLaTeX](https://tug.org/xetex/)                                            | Documents     | 1             | 1           |
+| [XeLaTeX](https://tug.org/xetex/)                                            | LaTeX         | 1             | 1           |
 | [Pandoc](https://pandoc.org/)                                                | Documents     | 43            | 65          |
 | [GraphicsMagick](http://www.graphicsmagick.org/)                             | Images        | 166           | 133         |
 | [FFmpeg](https://ffmpeg.org/)                                                | Video         | ~473          | ~280        |

src/converters/main.ts

@@ -25,6 +25,11 @@ import {
   properties as propertiesLibjxl,
 } from "./libjxl";
 
+import {
+  convert as convertresvg,
+  properties as propertiesresvg,
+} from "./resvg";
+
 import { normalizeFiletype } from "../helpers/normalizeFiletype";
 
 // This should probably be reconstructed so that the functions are not imported instead the functions hook into this to make the converters more modular
@@ -59,6 +64,10 @@ const properties: {
     properties: propertiesLibjxl,
     converter: convertLibjxl,
   },
+  resvg: {
+    properties: propertiesresvg,
+    converter: convertresvg,
+  },
   vips: {
     properties: propertiesImage,
     converter: convertImage,

src/converters/resvg.ts

@@ -0,0 +1,41 @@
+import { exec } from "node:child_process";
+
+export const properties = {
+  from: {
+    images: ["svg"],
+  },
+  to: {
+    images: ["png"],
+  },
+};
+
+
+export function convert(
+  filePath: string,
+  fileType: string,
+  convertTo: string,
+  targetPath: string,
+  // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+  options?: any,
+): Promise<string> {
+  return new Promise((resolve, reject) => {
+    exec(
+      `resvg "${filePath}" "${targetPath}"`,
+      (error, stdout, stderr) => {
+        if (error) {
+          reject(`error: ${error}`);
+        }
+
+        if (stdout) {
+          console.log(`stdout: ${stdout}`);
+        }
+
+        if (stderr) {
+          console.error(`stderr: ${stderr}`);
+        }
+
+        resolve("success");
+      },
+    );
+  });
+}

src/helpers/printVersions.ts

@@ -73,6 +73,16 @@ if (process.env.NODE_ENV === "production") {
     }
   });
 
+  exec("resvg -V", (error, stdout) => {
+    if (error) {
+      console.error("resvg is not installed");
+    }
+
+    if (stdout) {
+      console.log(`resvg v${stdout.split("\n")[0]}`);
+    }
+  });
+
   exec("bun -v", (error, stdout) => {
     if (error) {
       console.error("Bun is not installed. wait what");