v0.35.1

src/Fconf.js

@@ -0,0 +1,117 @@
+import {parse, Node}                            from "../utils/acorn.js";
+
+var FconfSettings = {
+    ENABLE_BASH_HOTKEYS:     false
+}
+
+var FconfComments = {
+    ENABLE_BASH_HOTKEYS: "Improved Bash emulation mode. Setting this to 1 enables several\n" +
+                         "new Terminal shortcuts and features that more closely resemble\n" +
+                         "a real Bash-style shell. Note that when this mode is enabled,\n"  +
+                         "the default browser shortcuts are overriden by the new Bash\n" +
+                         "shortcuts.\n\n" +
+                         "To see a full list of the Terminal shortcuts that this enables, see:\n",
+}
+
+//Parse Fconf settings from the config text
+//Throws an exception if parsing fails
+function parseFconfSettings(config) {
+    var ast = parse(config, {sourceType:"module"});
+    var queue = [];
+    queue.push(ast);
+    while (queue.length != 0) {
+        var exp = queue.shift();
+        switch (exp.type) {
+            case "BlockStatement":
+            case "Program":
+                for (var i = 0; i < exp.body.length; ++i) {
+                    if (exp.body[i] instanceof Node) {
+                        queue.push(exp.body[i]);
+                    }
+                }
+                break;
+            case "AssignmentExpression":
+                var setting, value;
+                if (exp.left != null && exp.left.name != null) {
+                    setting = exp.left.name;
+                } else {
+                    break;
+                }
+                if (exp.right != null && exp.right.raw != null) {
+                    value = exp.right.raw;
+                } else {
+                    break;
+                }
+                parseFconfSetting(setting, value);
+                break;
+            default:
+                break;
+        }
+
+        for (var prop in exp) {
+            if (exp.hasOwnProperty(prop)) {
+                if (exp[prop] instanceof Node) {
+                    queue.push(exp[prop]);
+                }
+            }
+        }
+    }
+}
+
+function parseFconfSetting(setting, value) {
+    setting = String(setting);
+    value = String(value);
+    if (setting == null || value == null || FconfSettings[setting] == null) {
+        console.log("WARNING: Invalid .fconf setting: " + setting);
+        return;
+    }
+
+    //Needed to convert entered value to boolean/strings accordingly
+    switch(setting) {
+        case "ENABLE_BASH_HOTKEYS":
+            var value = value.toLowerCase();
+            if (value === "1" || value === "true" || value === "y") {
+                value = true;
+            } else {
+                value = false;
+            }
+            FconfSettings[setting] = value;
+            break;
+        default:
+            break;
+    }
+    return;
+}
+
+//Create the .fconf file text from the settings
+function createFconf() {
+    var res = "";
+    for (var setting in FconfSettings) {
+        if (FconfSettings.hasOwnProperty(setting)) {
+            //Setting comments (description)
+            var comment = FconfComments[setting];
+            if (comment == null) {continue;}
+            var comment = comment.split("\n");
+            for (var i = 0; i < comment.length; ++i) {
+                res += ("//" + comment[i] + "\n");
+            }
+
+            var value = 0;
+            if (FconfSettings[setting] === true) {
+                value = "1";
+            } else if (FconfSettings[setting] === false) {
+                value = "0";
+            } else {
+                value = String(FconfSettings[setting]);
+            }
+            res += (setting + "=" + value + "\n");
+        }
+    }
+    return res;
+}
+
+function loadFconf(saveString) {
+    FconfSettings = JSON.parse(saveString);
+}
+
+export {FconfSettings, createFconf, parseFconfSettings, loadFconf}