120 lines
3.0 KiB
JavaScript
120 lines
3.0 KiB
JavaScript
/*\
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title: $:/core/modules/savers/github.js
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type: application/javascript
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module-type: saver
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Saves wiki by pushing a commit to the GitHub v3 REST API
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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/*
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Select the appropriate saver module and set it up
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*/
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var GitHubSaver = function(wiki) {
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this.wiki = wiki;
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};
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GitHubSaver.prototype.save = function(text,method,callback) {
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var self = this,
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username = this.wiki.getTiddlerText("$:/GitHub/Username"),
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password = $tw.utils.getPassword("github"),
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repo = this.wiki.getTiddlerText("$:/GitHub/Repo"),
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path = this.wiki.getTiddlerText("$:/GitHub/Path",""),
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filename = this.wiki.getTiddlerText("$:/GitHub/Filename"),
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branch = this.wiki.getTiddlerText("$:/GitHub/Branch") || "main",
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endpoint = this.wiki.getTiddlerText("$:/GitHub/ServerURL") || "https://api.github.com",
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headers = {
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"Accept": "application/vnd.github.v3+json",
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"Content-Type": "application/json;charset=UTF-8",
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"Authorization": "Basic " + $tw.utils.base64Encode(username + ":" + password),
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"If-None-Match": ""
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};
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// Bail if we don't have everything we need
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if(!username || !password || !repo || !filename) {
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return false;
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}
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// Make sure the path start and ends with a slash
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if(path.substring(0,1) !== "/") {
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path = "/" + path;
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}
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if(path.substring(path.length - 1) !== "/") {
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path = path + "/";
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}
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// Compose the base URI
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var uri = endpoint + "/repos/" + repo + "/contents" + path;
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// Perform a get request to get the details (inc shas) of files in the same path as our file
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$tw.utils.httpRequest({
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url: uri,
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type: "GET",
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headers: headers,
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data: {
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ref: branch
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},
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callback: function(err,getResponseDataJson,xhr) {
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var getResponseData,sha = "";
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if(err && xhr.status !== 404) {
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return callback(err);
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}
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if(xhr.status !== 404) {
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getResponseData = $tw.utils.parseJSONSafe(getResponseDataJson);
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$tw.utils.each(getResponseData,function(details) {
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if(details.name === filename) {
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sha = details.sha;
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}
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});
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}
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var data = {
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message: $tw.language.getString("ControlPanel/Saving/GitService/CommitMessage"),
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content: $tw.utils.base64Encode(text),
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branch: branch,
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sha: sha
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};
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// Perform a PUT request to save the file
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$tw.utils.httpRequest({
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url: uri + filename,
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type: "PUT",
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headers: headers,
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data: JSON.stringify(data),
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callback: function(err,putResponseDataJson,xhr) {
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if(err) {
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return callback(err);
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}
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var putResponseData = $tw.utils.parseJSONSafe(putResponseDataJson);
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callback(null);
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}
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});
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}
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});
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return true;
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};
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/*
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Information about this saver
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*/
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GitHubSaver.prototype.info = {
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name: "github",
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priority: 2000,
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capabilities: ["save", "autosave"]
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};
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/*
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Static method that returns true if this saver is capable of working
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*/
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exports.canSave = function(wiki) {
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return true;
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};
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/*
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Create an instance of this saver
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*/
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exports.create = function(wiki) {
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return new GitHubSaver(wiki);
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};
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})();
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