Patch https://github.com/matthewjberger/scoop-nerd-fonts manifests to allow font installation for non-admin user

0-patch-scoop-nerd-fonts-manifests.md

Tools

• git (scoop install git)
• busybox for sed command (scoop install busybox)
• nodejs version 14 (scoop bucket add versions; scoop install nodejs14)

Setup

• Clone the project via git

git clone https://github.com/matthewjberger/scoop-nerd-fonts

• cd into the project

cd scoop-nerd-fonts

• Download 1-remove-remaining-close-bracket-of-is-admin-check.mjs & 2-patch.mjs

Patch Script

• 0-main.ps1

Get-ChildItem bucket | ForEach-Object {
    # remove all `"depends": "sudo",` part
    busybox sed -i "/depends/ d" $_.FullName

    # remove all `"",` part
    busybox sed -i '/\ \"\",$/ d' $_.FullName

    # replace all `-filter` to `-Filter`
    busybox sed -i "s/-filter/-Filter/g" $_.FullName

    # replace all `-Filter 'sarasa` to `-Filter '`
    busybox sed -i "s/-Filter 'sarasa/-Filter '/g" $_.FullName

    # replace all `\"$dir\"` to `$dir`
    busybox sed -i 's/\\\\\"\$dir\\\\\"/$dir/g' $_.FullName

    # remove all `is_admin check`
    busybox sed -i "/is_admin/ d; /Administrator\ rights\ are\ required\ to\ install/ d; /exit\ 1/ d" $_.FullName
    node "1-remove-remaining-close-bracket-of-is-admin-check.mjs" $_.FullName

    # patch
    node "2-patch.mjs" $_.FullName
}

1-remove-remaining-close-bracket-of-is-admin-check.mjs

import { resolve } from 'path';
import { readFile, writeFile } from 'fs/promises';

if (process.argv.length < 3) {
    process.exit();
}

const filename = resolve(process.argv[2]);
const content = await readFile(filename, 'utf8');
const jsonObject = JSON.parse(content);

let hasModified = false;

if (jsonObject.installer.script[0] === '}') {
    jsonObject.installer.script.shift();
    hasModified = true;
}

if (jsonObject.uninstaller.script[0] === '}') {
    jsonObject.uninstaller.script.shift();
    hasModified = true;
}

if (hasModified) {
    await writeFile(filename, JSON.stringify(jsonObject, null, 4) + '\n');
}


if (jsonObject.uninstaller.script[0] === "}") {
    jsonObject.uninstaller.script.shift();
    hasModified = true;
}

if (hasModified) {
    await writeFile(filename, JSON.stringify(jsonObject, null, 4) + "\n");
}

2-patch.mjs

import { resolve } from 'path';
import { readFile, writeFile } from 'fs/promises';

if (process.argv.length < 3) {
    process.exit();
}

const filename = resolve(process.argv[2]);
const content = await readFile(filename, 'utf8');
const jsonObject = JSON.parse(content);

const originInstallerScript = jsonObject.installer.script;
let customInstallerSteps = [];
let indexOfMainInstallerFirstStep = 0;
let indexOfEditRegistryStep = 1;

if (originInstallerScript.length !== 4) {
    indexOfEditRegistryStep = jsonObject.installer.script.findIndex((element) =>
        element.includes('New-ItemProperty')
    );
    indexOfMainInstallerFirstStep = indexOfEditRegistryStep - 1;
    customInstallerSteps = originInstallerScript.slice(
        0,
        indexOfMainInstallerFirstStep
    );
}

const mainInstallerFirstStep =
    originInstallerScript[indexOfMainInstallerFirstStep];

const getChildItemArguments = mainInstallerFirstStep
    .substring('Get-ChildItem '.length)
    .substring(
        0,
        mainInstallerFirstStep.substring('Get-ChildItem '.length).length -
            ' | ForEach-Object {'.length
    );

const fontType = originInstallerScript[indexOfEditRegistryStep].includes(
    'OpenType'
)
    ? 'OpenType'
    : 'TrueType';

const patchedInstallerScript = [
    ...customInstallerSteps,
    '$currentBuildNumber = [int] (Get-ItemProperty "HKLM:\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion").CurrentBuildNumber',
    '$windows1809BuildNumber = 17763',
    '$isPerUserFontInstallationSupported = $currentBuildNumber -ge $windows1809BuildNumber',
    '$isFontInstallationForAllUsers = $global -or !$isPerUserFontInstallationSupported',
    'if ($isFontInstallationForAllUsers -and !(is_admin)) {',
    '    error "Administrator rights are required to install $app."',
    '    exit 1',
    '}',
    '$fontInstallDir = if ($isFontInstallationForAllUsers) { "$env:windir\\Fonts" } else { "$env:LOCALAPPDATA\\Microsoft\\Windows\\Fonts" }',
    '$registryRoot = if ($isFontInstallationForAllUsers) { "HKLM" } else { "HKCU" }',
    '$registryKey = "${registryRoot}:\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts"',
    'if (!$isFontInstallationForAllUsers) {',
    '    New-Item $fontInstallDir -ItemType Directory -ErrorAction SilentlyContinue | Out-Null',
    '}',
    `Get-ChildItem ${getChildItemArguments} | ForEach-Object {`,
    '    Copy-Item $_.FullName -Destination $fontInstallDir',
    '    Get-ChildItem $fontInstallDir -Filter $_.Name | ForEach-Object {',
    '        $value = if ($isFontInstallationForAllUsers) { $_.Name } else { $_.FullName }',
    `        New-ItemProperty -Path $registryKey -Name $_.Name.Replace($_.Extension, ' (${fontType})') -Value $value -Force | Out-Null`,
    '    }',
    '}',
];

jsonObject.installer.script = patchedInstallerScript;

const originUninstallerScript = jsonObject.uninstaller.script;
const originUninstallMessage = originUninstallerScript[4];
const patchedUninstallerScript = [
    '$currentBuildNumber = [int] (Get-ItemProperty "HKLM:\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion").CurrentBuildNumber',
    '$windows1809BuildNumber = 17763',
    '$isPerUserFontInstallationSupported = $currentBuildNumber -ge $windows1809BuildNumber',
    '$isFontInstallationForAllUsers = $global -or !$isPerUserFontInstallationSupported',
    'if ($isFontInstallationForAllUsers -and !(is_admin)) {',
    '    error "Administrator rights are required to uninstall $app."',
    '    exit 1',
    '}',
    '$fontInstallDir = if ($isFontInstallationForAllUsers) { "$env:windir\\Fonts" } else { "$env:LOCALAPPDATA\\Microsoft\\Windows\\Fonts" }',
    '$registryRoot = if ($isFontInstallationForAllUsers) { "HKLM" } else { "HKCU" }',
    '$registryKey = "${registryRoot}:\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts"',
    `Get-ChildItem ${getChildItemArguments} | ForEach-Object {`,
    `    Remove-ItemProperty -Path $registryKey -Name $_.Name.Replace($_.Extension, ' (${fontType})') -Force -ErrorAction SilentlyContinue`,
    '    Remove-Item "$fontInstallDir\\$($_.Name)" -Force -ErrorAction SilentlyContinue',
    '}',
    originUninstallMessage,
];

jsonObject.uninstaller.script = patchedUninstallerScript;

await writeFile(filename, JSON.stringify(jsonObject, null, 4) + '\n');