implement RM_QUOTA decree

lib/decrees.js

@@ -7,12 +7,11 @@ IMPLEMENTED:
 RESTRICT_REGISTRATION(<boolean>)
 UPDATE_DEFAULT_STORAGE(<number>)
 
-NOT IMPLEMENTED:
-
 // QUOTA MANAGEMENT
-ADD_QUOTA
-RM_QUOTA(<string: unsafekey>)
-UPDATE_QUOTA
+SET_QUOTA(<string:signkey>, limit)
+RM_QUOTA(<string:signkey>)
+
+NOT IMPLEMENTED:
 
 // RESTRICTED REGISTRATION
 ADD_INVITE
@@ -73,24 +72,34 @@ commands.UPDATE_DEFAULT_STORAGE = function (Env, args) {
 
 var Quota = require("./commands/quota");
 var Keys = require("./keys");
+var Util = require("./common-util");
 
-// CryptPad_AsyncStore.rpc.send('ADMIN', [ 'ADMIN_DECREE', ['ADD_QUOTA', ['[user@box:3000/VzeS4vP1DF+tXGuq1i50DKYuBL+09Yqy8kGxoUKRzhA=]', { limit: 2 * 1024 * 1024 * 1024, plan: 'buddy', note: "you're welcome" } ] ] ], console.log)
-commands.ADD_QUOTA = function (Env, args) {
+var getCanonicalKey = function (input) {
+    if (typeof(input) !== 'string') { return; }
+    // key is already in simple form. ensure that it is an 'unsafeKey'
+    if (input.length === 44) {
+        return Util.unescapeKeyCharacters(input);
+    }
+    try {
+        return Keys.parseUser(input).pubkey;
+    } catch (err) {
+        return;
+    }
+};
+
+// CryptPad_AsyncStore.rpc.send('ADMIN', [ 'ADMIN_DECREE', ['SET_QUOTA', ['[user@box:3000/VzeS4vP1DF+tXGuq1i50DKYuBL+09Yqy8kGxoUKRzhA=]', { limit: 2 * 1024 * 1024 * 1024, plan: 'buddy', note: "you're welcome" } ] ] ], console.log)
+commands.SET_QUOTA = function (Env, args) {
     if (!Array.isArray(args) || args.length !== 2) {
         throw new Error("INVALID_ARGS");
     }
 
-    var publicSigningKey = args[0];
-    // this might throw, but that's fine
-    var user = Keys.parseUser(publicSigningKey);
-    if (!user || !user.pubkey || user.pubkey.length !== 44) {
+    var unsafeKey = getCanonicalKey(args[0]);
+    if (!unsafeKey) {
         throw new Error("INVALID_ARGS");
     }
 
     // make sure you're not overwriting an existing limit
-    if (Env.customLimits[user.pubkey]) {
-        throw new Error("EEXISTS");
-    }
+    //if (Env.customLimits[unsafeKey]) { throw new Error("EEXISTS"); }
 
     var limit = args[1];
     if (!Quota.isValidLimit(limit)) { // do we really want this?
@@ -98,20 +107,28 @@ commands.ADD_QUOTA = function (Env, args) {
     }
 
     // map the new limit to the user's unsafeKey
-    Env.customLimits[user.pubkey] = limit;
-    Env.limits[user.pubkey] = limit;
+    Env.customLimits[unsafeKey] = limit;
+    Env.limits[unsafeKey] = limit;
 
     return true;
 };
 
 commands.RM_QUOTA = function (Env, args) {
-    args = args;
-    throw new Error("NOT_IMPLEMENTED");
-};
+    if (!Array.isArray(args) || args.length !== 1) {
+        throw new Error("INVALID_ARGS");
+    }
 
-commands.UPDATE_QUOTA = function (Env, args) {
-    args = args;
-    throw new Error("NOT_IMPLEMENTED");
+    var unsafeKey = getCanonicalKey(args[0]);
+    if (!unsafeKey) {
+        throw new Error("INVALID_ARGS");
+    }
+    if (!Env.customLimits[unsafeKey]) {
+        throw new Error("ENOENT");
+    }
+
+    delete Env.customLimits[unsafeKey];
+    delete Env.limits[unsafeKey];
+    return true;
 };
 
 // [<command>, <args>, <author>, <time>]
@@ -164,7 +181,6 @@ Decrees.createLineHandler = function (Env) {
 var Fs = require("fs");
 var Path = require("path");
 var readFileBin = require("./stream-file").readFileBin;
-var Util = require("./common-util");
 var Schedule = require("./schedule");
 var Fse = require("fs-extra");
 var nThen = require("nthen");