From dcebcc6b1b5b03f7fd37864ded04fabdba0a0b57 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Thu, 4 Jan 2018 22:27:35 +0100
Subject: Initial draft.

---
 src/js/lib/require/json.js | 84 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 src/js/lib/require/json.js

(limited to 'src/js/lib/require/json.js')

diff --git a/src/js/lib/require/json.js b/src/js/lib/require/json.js
new file mode 100644
index 0000000..40e4da1
--- /dev/null
+++ b/src/js/lib/require/json.js
@@ -0,0 +1,84 @@
+/** @license
+ * RequireJS plugin for loading JSON files
+ * - depends on Text plugin and it was HEAVILY "inspired" by it as well.
+ * Author: Miller Medeiros
+ * Version: 0.4.0 (2014/04/10)
+ * Released under the MIT license
+ * 
+ * Patched (2013/10/10):
+ * - supports JS-like comments which are beginning from /* or //
+ */
+define(['text'], function (text) {
+
+    var CACHE_BUST_QUERY_PARAM = 'bust',
+        CACHE_BUST_FLAG = '!bust',
+        jsonParse = (typeof JSON !== 'undefined' && typeof JSON.parse === 'function') ? JSON.parse : function (val) {
+            return eval('(' + val + ')'); //quick and dirty
+        },
+        PROTECTION_PREFIX = /^\)\]\}',?\n/,
+        buildMap = {};
+
+    function cacheBust(url) {
+        url = url.replace(CACHE_BUST_FLAG, '');
+        url += (url.indexOf('?') < 0) ? '?' : '&';
+        return url + CACHE_BUST_QUERY_PARAM + '=' + Math.round(2147483647 * Math.random());
+    }
+
+    //API
+    return {
+        load: function(name, req, onLoad, config) {
+            // Make sure file part of url ends with .json, add it if not
+            name = name.replace(new RegExp("^[^?]*"), function(base) {
+                return base.substr(-5) === ".json" ? base : base + ".json";
+            });
+            var url = req.toUrl(name);
+            if (config.isBuild && (config.inlineJSON === false || name.indexOf(CACHE_BUST_QUERY_PARAM + '=') !== -1)) {
+                //avoid inlining cache busted JSON or if inlineJSON:false
+                onLoad(null);
+            } else if (url.indexOf('empty:') === 0) {
+                //and don't inline files marked as empty: urls
+                onLoad(null);
+            } else {
+                text.get(url, 
+                    function (data) {
+                        // Need to check if the JSON data has been formatted for the JSON array security vulnerability
+                        var cleaned_data = ('' + data).replace(PROTECTION_PREFIX, '');
+                        cleaned_data = cleaned_data.replace(/\/\*.+?\*\/|\/\/[^\n\r]*/g, '');
+                        var parsed = null;
+                        try {
+                            parsed = jsonParse(cleaned_data);
+                            if (config.isBuild) {
+                                buildMap[name] = parsed;
+                            }
+                            onLoad(parsed);
+                        } catch (e) {
+                            onLoad.error(e);
+                            //onLoad(null);         -- should we really call onLoad???
+                        }
+                    },
+                    onLoad.error, {
+                        accept: 'application/json'
+                    }
+                );
+            }
+        },
+
+        normalize: function (name, normalize) {
+            // used normalize to avoid caching references to a "cache busted" request
+            if (name.indexOf(CACHE_BUST_FLAG) !== -1) {
+                name = cacheBust(name);
+            }
+            // resolve any relative paths
+            return normalize(name);
+        },
+
+        // write method based on RequireJS official text plugin by James Burke
+        // https://github.com/jrburke/requirejs/blob/master/text.js
+        write: function (pluginName, moduleName, write) {
+            if (moduleName in buildMap) {
+                var content = buildMap[moduleName];
+                write('define("' + pluginName + '!' + moduleName + '", function () { return ' + (content ? JSON.stringify(content) : content) + '; });\n');
+            }
+        }
+    };
+});
-- 
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