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CC-CEDICT File to JSON
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/** | |
* @description | |
* This is a simplified version of cedict2json.js by Kevin Yang, modified to be | |
* run with deno, only using std dependencies. | |
* | |
* @reference https://github.com/kevb34ns/CEDICT2JSON/blob/master/cedict2json.js | |
* @reference https://www.mdbg.net/chinese/dictionary?page=cc-cedict | |
* | |
* CC-CEDICT is licensed under the Creative Commons Attribution-Share | |
* Alike 3.0 License (https://creativecommons.org/licenses/by-sa/3.0/). | |
* You must give proper attribution and license any changes or | |
* improvements to the data under the same license. | |
*/ | |
import { TextLineStream } from "jsr:@std/streams/text-line-stream"; | |
import { toTransformStream } from "jsr:@std/streams/to-transform-stream"; | |
interface Entry { | |
traditional: string; | |
simplified: string; | |
pinyin: string; | |
definitions: string[]; | |
} | |
const utf8Stream = (await Deno.open("cedict_ts.u8")).readable | |
.pipeThrough(new TextDecoderStream()) | |
.pipeThrough(new TextLineStream()) | |
.pipeThrough(toTransformStream(async function* (src) { | |
for await (const line of src) { | |
if (line.trim().charAt(0) !== "#") { | |
const entry = parseEntry(line); | |
if (entry !== null) yield entry; | |
} | |
} | |
})); | |
const entryArray: Entry[] = await Array.fromAsync(utf8Stream); | |
await Deno.writeTextFile("cedict.json", JSON.stringify(entryArray, null, "\t")); | |
function parseEntry(entry: string): Entry | null { | |
const firstSpace = entry.indexOf(" "); | |
const secondSpace = entry.indexOf(" ", firstSpace + 1); | |
const bracketsMatch = entry.match(/\[(.*?)\]/); | |
const definitions = entry.match(/\/(.*?)\//g); | |
if ( | |
firstSpace <= 0 || | |
secondSpace <= 0 || | |
bracketsMatch === null || | |
definitions === null || | |
definitions.length === 0 | |
) { | |
console.log("Invalid entry: " + entry); | |
return null; | |
} | |
return { | |
traditional: entry.substring(0, firstSpace), | |
simplified: entry.substring(firstSpace + 1, secondSpace), | |
pinyin: bracketsMatch[1], | |
definitions: definitions.map((def) => def.replace(/[\/]/g, "")), | |
}; | |
} |
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