File size: 4,353 Bytes
8766bc5 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 | import type { Plugin } from "vite";
import { parse, HTMLElement } from "node-html-parser";
import { join } from "path";
import { writeFileSync } from "fs";
export function inject_ejs(): Plugin {
return {
name: "inject-ejs",
enforce: "post",
transformIndexHtml: (html) => {
return html.replace(
/%gradio_config%/,
`<script>window.gradio_config = {{ config | toorjson }};</script>`
);
}
};
}
interface PatchDynamicImportOptionms {
mode: "cdn" | "local";
gradio_version: string;
cdn_url: string;
}
export function patch_dynamic_import({
mode,
gradio_version,
cdn_url
}: PatchDynamicImportOptionms): Plugin {
return {
name: "patch-dynamic-import",
enforce: "post",
writeBundle(config, bundle) {
if (mode !== "cdn") return;
const import_re = /import\(((?:'|")[\.\/a-zA-Z0-9]*(?:'|"))\)/g;
const import_meta = `${"import"}.${"meta"}.${"url"}`;
for (const file in bundle) {
const chunk = bundle[file];
if (chunk.type === "chunk") {
if (chunk.code.indexOf("import(") > -1) {
const fix_fn = `const VERSION_RE = new RegExp("${gradio_version}\/", "g");function import_fix(mod, base) {const url = new URL(mod, base); return import(\`${cdn_url}\${url.pathname?.startsWith('/') ? url.pathname.substring(1).replace(VERSION_RE, "") : url.pathname.replace(VERSION_RE, "")}\`);}`;
chunk.code =
fix_fn +
chunk.code.replace(import_re, `import_fix($1, ${import_meta})`);
if (!config.dir) break;
const output_location = join(config.dir, chunk.fileName);
writeFileSync(output_location, chunk.code);
}
}
}
}
};
}
export function generate_cdn_entry({
enable,
cdn_url
}: {
enable: boolean;
cdn_url: string;
}): Plugin {
return {
name: "generate-cdn-entry",
enforce: "post",
writeBundle(config, bundle) {
if (!enable) return;
if (
!config.dir ||
!bundle["index.html"] ||
bundle["index.html"].type !== "asset"
)
return;
const tree = parse(bundle["index.html"].source as string);
const script =
Array.from(tree.querySelectorAll("script[type=module]")).find(
(node) => node.attributes.src?.startsWith(cdn_url)
)?.attributes.src || "";
const output_location = join(config.dir, "gradio.js");
writeFileSync(output_location, make_entry(script));
}
};
}
function make_entry(script: string): string {
const make_script = `
function make_script(src) {
const script = document.createElement('script');
script.type = 'module';
script.setAttribute("crossorigin", "");
script.src = src;
document.head.appendChild(script);
}`;
return `
${make_script}
make_script("${script}");
`;
}
export function handle_ce_css(): Plugin {
return {
enforce: "post",
name: "custom-element-css",
writeBundle(config, bundle) {
let file_to_insert = {
filename: "",
source: ""
};
if (
!config.dir ||
!bundle["index.html"] ||
bundle["index.html"].type !== "asset"
)
return;
for (const key in bundle) {
const chunk = bundle[key];
if (chunk.type === "chunk") {
const _chunk = chunk;
const found = _chunk.code?.indexOf("ENTRY_CSS");
if (found > -1)
file_to_insert = {
filename: join(config.dir, key),
source: _chunk.code
};
}
}
const tree = parse(bundle["index.html"].source as string);
const { style, fonts } = Array.from(
tree.querySelectorAll("link[rel=stylesheet]")
).reduce(
(acc, next) => {
if (/.*\/index(.*?)\.css/.test(next.attributes.href)) {
return { ...acc, style: next };
}
return { ...acc, fonts: [...acc.fonts, next.attributes.href] };
},
{ fonts: [], style: undefined } as {
fonts: string[];
style: HTMLElement | undefined;
}
);
const transformed_html =
(bundle["index.html"].source as string).substring(0, style!.range[0]) +
(bundle["index.html"].source as string).substring(
style!.range[1],
bundle["index.html"].source.length
);
const html_location = join(config.dir, "index.html");
writeFileSync(
file_to_insert.filename,
file_to_insert.source
.replace("__ENTRY_CSS__", style!.attributes.href)
.replace(
'"__FONTS_CSS__"',
`[${fonts.map((f) => `"${f}"`).join(",")}]`
)
);
writeFileSync(html_location, transformed_html);
}
};
}
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