Merge branch 'master' into indev-prism

src/client/ClientDataResolver.js

@@ -123,6 +123,19 @@ class ClientDataResolver {
     return null;
   }
 
+  /**
+   * Resolves a ChannelResolvable to a Channel object
+   * @param {ChannelResolvable} channel The channel resolvable to resolve
+   * @returns {?string}
+   */
+  resolveChannelID(channel) {
+    if (channel instanceof Channel) return channel.id;
+    if (typeof channel === 'string') return channel;
+    if (channel instanceof Message) return channel.channel.id;
+    if (channel instanceof Guild) return channel.defaultChannel.id;
+    return null;
+  }
+
   /**
    * Data that can be resolved to give an invite code. This can be:
    * * An invite code

src/client/rest/RESTMethods.js

@@ -3,6 +3,7 @@ const Collection = require('../../util/Collection');
 const splitMessage = require('../../util/SplitMessage');
 const parseEmoji = require('../../util/ParseEmoji');
 const escapeMarkdown = require('../../util/EscapeMarkdown');
+const transformSearchOptions = require('../../util/TransformSearchOptions');
 
 const User = require('../../structures/User');
 const GuildMember = require('../../structures/GuildMember');
@@ -12,6 +13,8 @@ const Invite = require('../../structures/Invite');
 const Webhook = require('../../structures/Webhook');
 const UserProfile = require('../../structures/UserProfile');
 const ClientOAuth2Application = require('../../structures/ClientOAuth2Application');
+const Channel = require('../../structures/Channel');
+const Guild = require('../../structures/Guild');
 
 class RESTMethods {
   constructor(restManager) {
@@ -117,6 +120,30 @@ class RESTMethods {
     );
   }
 
+  search(target, options) {
+    options = transformSearchOptions(options, this.client);
+
+    const queryString = Object.keys(options)
+      .filter(k => options[k])
+      .map(k => [k, options[k]])
+      .map(x => x.join('='))
+      .join('&');
+
+    let type;
+    if (target instanceof Channel) {
+      type = 'channel';
+    } else if (target instanceof Guild) {
+      type = 'guild';
+    } else {
+      throw new TypeError('Target must be a TextChannel, DMChannel, GroupDMChannel, or Guild.');
+    }
+
+    const url = `${Constants.Endpoints[`${type}Search`](target.id)}?${queryString}`;
+    return this.rest.makeRequest('get', url, true).then(body =>
+      body.messages.map(x => x.map(m => new Message(this.client.channels.get(m.channel_id), m, this.client)))
+    );
+  }
+
   createChannel(guild, channelName, channelType, overwrites) {
     if (overwrites instanceof Collection) overwrites = overwrites.array();
     return this.rest.makeRequest('post', Constants.Endpoints.guildChannels(guild.id), true, {

src/structures/ClientUser.js

@@ -116,7 +116,7 @@ class ClientUser extends User {
    *  .catch(console.error);
    */
   setAvatar(avatar) {
-    if (avatar.startsWith('data:')) {
+    if (typeof avatar === 'string' && avatar.startsWith('data:')) {
       return this.client.rest.methods.updateCurrentUser({ avatar });
     } else {
       return this.client.resolver.resolveBuffer(avatar).then(data =>

src/structures/Guild.js

@@ -703,6 +703,27 @@ class Guild {
     return this.client.rest.methods.setRolePositions(this.id, updatedRoles);
   }
 
+  /**
+   * Performs a search
+   * @param {MessageSearchOptions} [options={}] Options to pass to the search
+   * @returns {Promise<Array<Message[]>>}
+   * An array containing arrays of messages. Each inner array is a search context cluster.
+   * The message which has triggered the result will have the `hit` property set to `true`.
+   * @example
+   * guild.search({
+   *   content: 'discord.js',
+   *   before: '2016-11-17'
+   * })
+   * .then(res => {
+   *   const hit = res[0].find(m => m.hit).content;
+   *   console.log(`I found: **${hit}**`);
+   * })
+   * .catch(console.error);
+   */
+  search(options) {
+    return this.client.rest.methods.search(this, options);
+  }
+
   /**
    * Whether this Guild equals another Guild. It compares all properties, so for most operations
    * it is advisable to just compare `guild.id === guild2.id` as it is much faster and is often

src/structures/Message.js

@@ -172,6 +172,12 @@ class Message {
      * @type {?string}
      */
     this.webhookID = data.webhook_id || null;
+
+    /**
+     * Whether this message is a hit in a search
+     * @type {?boolean}
+     */
+    this.hit = typeof data.hit === 'boolean' ? data.hit : null;
   }
 
   patch(data) { // eslint-disable-line complexity

src/structures/User.js

@@ -111,9 +111,9 @@ class User {
    * @readonly
    */
   get defaultAvatarURL() {
-    let defaultAvatars = Object.values(Constants.DefaultAvatars);
-    let defaultAvatar = this.discriminator % defaultAvatars.length;
-    return Constants.Endpoints.assets(`${defaultAvatars[defaultAvatar]}.png`);
+    const avatars = Object.keys(Constants.DefaultAvatars);
+    const avatar = avatars[this.discriminator % avatars.length];
+    return Constants.Endpoints.assets(`${Constants.DefaultAvatars[avatar]}.png`);
   }
 
   /**

src/structures/interface/TextBasedChannel.js

@@ -3,7 +3,6 @@ const Message = require('../Message');
 const MessageCollector = require('../MessageCollector');
 const Collection = require('../../util/Collection');
 
-
 /**
  * Interface for classes that have text-channel-like features
  * @interface
@@ -214,6 +213,27 @@ class TextBasedChannel {
     });
   }
 
+  /**
+   * Performs a search
+   * @param {MessageSearchOptions} [options={}] Options to pass to the search
+   * @returns {Promise<Array<Message[]>>}
+   * An array containing arrays of messages. Each inner array is a search context cluster.
+   * The message which has triggered the result will have the `hit` property set to `true`.
+   * @example
+   * channel.search({
+   *   content: 'discord.js',
+   *   before: '2016-11-17'
+   * })
+   * .then(res => {
+   *   const hit = res[0].find(m => m.hit).content;
+   *   console.log(`I found: **${hit}**`);
+   * })
+   * .catch(console.error);
+   */
+  search(options) {
+    return this.client.rest.methods.search(this, options);
+  }
+
   /**
    * Starts a typing indicator in the channel.
    * @param {number} [count] The number of times startTyping should be considered to have been called
@@ -361,6 +381,7 @@ exports.applyToClass = (structure, full = false) => {
       '_cacheMessage',
       'fetchMessages',
       'fetchMessage',
+      'search',
       'bulkDelete',
       'startTyping',
       'stopTyping',

src/util/Constants.js

@@ -122,6 +122,7 @@ const Endpoints = exports.Endpoints = {
   guildMemberNickname: (guildID) => `${Endpoints.guildMember(guildID, '@me')}/nick`,
   guildChannels: (guildID) => `${Endpoints.guild(guildID)}/channels`,
   guildEmojis: (guildID) => `${Endpoints.guild(guildID)}/emojis`,
+  guildSearch: (guildID) => `${Endpoints.guild(guildID)}/messages/search`,
 
   // channels
   channels: `${API}/channels`,
@@ -132,6 +133,7 @@ const Endpoints = exports.Endpoints = {
   channelPermissions: (channelID) => `${Endpoints.channel(channelID)}/permissions`,
   channelMessage: (channelID, messageID) => `${Endpoints.channelMessages(channelID)}/${messageID}`,
   channelWebhooks: (channelID) => `${Endpoints.channel(channelID)}/webhooks`,
+  channelSearch: (channelID) => `${Endpoints.channelMessages(channelID)}/search`,
 
   // message reactions
   messageReactions: (channelID, messageID) => `${Endpoints.channelMessage(channelID, messageID)}/reactions`,

src/util/TransformSearchOptions.js

@@ -0,0 +1,75 @@
+const long = require('long');
+
+/**
+ * @typedef {Object} MessageSearchOptions
+ * @property {string} [content] Message content
+ * @property {string} [maxID] Maximum ID for the filter
+ * @property {string} [minID] Minimum ID for the filter
+ * @property {string} [has] One of `link`, `embed`, `file`, `video`, `image`, or `sound`,
+ * or add `-` to negate (e.g. `-file`)
+ * @property {ChannelResolvable} [channel] Channel to limit search to (only for guild search endpoint)
+ * @property {UserResolvable} [author] Author to limit search
+ * @property {string} [authorType] One of `user`, `bot`, `webhook`, or add `-` to negate (e.g. `-webhook`)
+ * @property {string} [sortBy='recent'] `recent` or `relevant`
+ * @property {string} [sortOrder='desc'] `asc` or `desc`
+ * @property {number} [contextSize=2] How many messages to get around the matched message (0 to 2)
+ * @property {number} [limit=25] Maximum number of results to get (1 to 25)
+ * @property {number} [offset=0] Offset the "pages" of results (since you can only see 25 at a time)
+ * @property {UserResolvable} [mentions] Mentioned user filter
+ * @property {boolean} [mentionsEveryone] If everyone is mentioned
+ * @property {string} [linkHostname] Filter links by hostname
+ * @property {string} [embedProvider] The name of an embed provider
+ * @property {string} [embedType] one of `image`, `video`, `url`, `rich`
+ * @property {string} [attachmentFilename] The name of an attachment
+ * @property {string} [attachmentExtention] The extension of an attachment
+ * @property {Date} [before] Date to find messages before
+ * @property {Date} [after] Date to find messages before
+ * @property {Date} [during] Date to find messages during (range of date to date + 24 hours)
+ */
+
+module.exports = function TransformSearchOptions(options, client) {
+  if (options.before) {
+    if (!(options.before instanceof Date)) options.before = new Date(options.before);
+    options.maxID = long.fromNumber(options.before.getTime() - 14200704e5).shiftLeft(22).toString();
+  }
+
+  if (options.after) {
+    if (!(options.after instanceof Date)) options.after = new Date(options.after);
+    options.minID = long.fromNumber(options.after.getTime() - 14200704e5).shiftLeft(22).toString();
+  }
+
+  if (options.during) {
+    if (!(options.during instanceof Date)) options.during = new Date(options.during);
+    const t = options.during.getTime() - 14200704e5;
+    options.minID = long.fromNumber(t).shiftLeft(22).toString();
+    options.maxID = long.fromNumber(t + 86400000).shift(222).toString();
+  }
+
+  if (options.channel) options.channel = client.resolver.resolveChannelID(options.channel);
+
+  if (options.author) options.author = client.resolver.resolveUserID(options.author);
+
+  if (options.mentions) options.mentions = client.resolver.resolveUserID(options.options.mentions);
+
+  return {
+    content: options.content,
+    max_id: options.maxID,
+    min_id: options.minID,
+    has: options.has,
+    channel_id: options.channel,
+    author_id: options.author,
+    author_type: options.authorType,
+    context_size: options.contextSize,
+    sort_by: options.sortBy,
+    sort_order: options.sortOrder,
+    limit: options.limit,
+    offset: options.offset,
+    mentions: options.mentions,
+    mentions_everyone: options.mentionsEveryone,
+    link_hostname: options.linkHostname,
+    embed_provider: options.embedProvider,
+    embed_type: options.embedType,
+    attachment_filename: options.attachmentFilename,
+    attachment_extension: options.attachmentExtension,
+  };
+};