xref: /expo/packages/@expo/config-plugins/build/utils/XML.js.map (revision dbfb9e4d)

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'path';\nimport { Builder, Parser } from 'xml2js';\n\nexport type XMLValue = boolean | number | string | null | XMLArray | XMLObject;\n\nexport interface XMLArray extends Array<XMLValue> {}\n\nexport interface XMLObject {\n  [key: string]: XMLValue | undefined;\n}\n\nexport async function writeXMLAsync(options: { path: string; xml: any }): Promise<void> {\n  const xml = format(options.xml);\n  await fs.promises.mkdir(path.dirname(options.path), { recursive: true });\n  await fs.promises.writeFile(options.path, xml);\n}\n\nexport async function readXMLAsync(options: {\n  path: string;\n  fallback?: string | null;\n}): Promise<XMLObject> {\n  let contents: string = '';\n  try {\n    contents = await fs.promises.readFile(options.path, { encoding: 'utf8', flag: 'r' });\n  } catch {\n    // catch and use fallback\n  }\n  const parser = new Parser();\n  const manifest = await parser.parseStringPromise(contents || options.fallback || '');\n\n  return _processAndroidXML(manifest);\n}\n\nexport function _processAndroidXML(manifest: any): XMLObject {\n  // For strings.xml\n  if (Array.isArray(manifest?.resources?.string)) {\n    for (const string of manifest?.resources?.string) {\n      if (string.$.translatable === 'false' || string.$.translatable === false) {\n        continue;\n      }\n      string._ = unescapeAndroidString(string._);\n    }\n  }\n\n  return manifest;\n}\n\nexport async function parseXMLAsync(contents: string): Promise<XMLObject> {\n  const xml = await new Parser().parseStringPromise(contents);\n  return xml;\n}\n\nconst stringTimesN = (n: number, char: string) => Array(n + 1).join(char);\n\nexport function format(manifest: any, { indentLevel = 2, newline = EOL } = {}): string {\n  let xmlInput: string;\n  if (typeof manifest === 'string') {\n    xmlInput = manifest;\n  } else if (manifest.toString) {\n    const builder = new Builder({\n      headless: true,\n    });\n\n    // For strings.xml\n    if (Array.isArray(manifest?.resources?.string)) {\n      for (const string of manifest?.resources?.string) {\n        if (string.$.translatable === 'false' || string.$.translatable === false) {\n          continue;\n        }\n        string._ = escapeAndroidString(string._);\n      }\n    }\n\n    xmlInput = builder.buildObject(manifest);\n\n    return xmlInput;\n  } else {\n    throw new Error(`Invalid XML value passed in: ${manifest}`);\n  }\n  const indentString = stringTimesN(indentLevel, ' ');\n\n  let formatted = '';\n  const regex = /(>)(<)(\\/*)/g;\n  const xml = xmlInput.replace(regex, `$1${newline}$2$3`);\n  let pad = 0;\n  xml\n    .split(/\\r?\\n/)\n    .map((line: string) => line.trim())\n    .forEach((line: string) => {\n      let indent = 0;\n      if (line.match(/.+<\\/\\w[^>]*>$/)) {\n        indent = 0;\n      } else if (line.match(/^<\\/\\w/)) {\n        if (pad !== 0) {\n          pad -= 1;\n        }\n      } else if (line.match(/^<\\w([^>]*[^/])?>.*$/)) {\n        indent = 1;\n      } else {\n        indent = 0;\n      }\n\n      const padding = stringTimesN(pad, indentString);\n      formatted += padding + line + newline;\n      pad += indent;\n    });\n\n  return formatted.trim();\n}\n\n/**\n * Escapes Android string literals, specifically characters `\"`, `'`, `\\`, `\\n`, `\\r`, `\\t`\n *\n * @param value unescaped Android XML string literal.\n */\nexport function escapeAndroidString(value: string): string {\n  value = value.replace(/[\\n\\r\\t'\"@]/g, (m) => {\n    switch (m) {\n      case '\"':\n      case \"'\":\n      case '@':\n        return '\\\\' + m;\n      case '\\n':\n        return '\\\\n';\n      case '\\r':\n        return '\\\\r';\n      case '\\t':\n        return '\\\\t';\n      default:\n        throw new Error(`Cannot escape unhandled XML character: ${m}`);\n    }\n  });\n  if (value.match(/(^\\s|\\s$)/)) {\n    value = '\"' + value + '\"';\n  }\n  return value;\n}\n\nexport function unescapeAndroidString(value: string): string {\n  return value.replace(/\\\\(.)/g, 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