first commit
Этот коммит содержится в:
=Corey Hulen
290
web/react/components/textbox.jsx
Обычный файл
290
web/react/components/textbox.jsx
Обычный файл
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// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
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// See License.txt for license information.
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var AppDispatcher = require('../dispatcher/app_dispatcher.jsx');
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var UserStore = require('../stores/user_store.jsx');
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var PostStore = require('../stores/post_store.jsx');
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var SocketStore = require('../stores/socket_store.jsx');
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var MsgTyping = require('./msg_typing.jsx');
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var MentionList = require('./mention_list.jsx');
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var CommandList = require('./command_list.jsx');
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var utils = require('../utils/utils.jsx');
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var Constants = require('../utils/constants.jsx');
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var ActionTypes = Constants.ActionTypes;
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module.exports = React.createClass({
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caret: -1,
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addedMention: false,
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doProcessMentions: false,
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mentions: [],
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componentDidMount: function() {
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PostStore.addAddMentionListener(this._onChange);
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this.resize();
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this.processMentions();
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this.updateTextdiv();
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},
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componentWillUnmount: function() {
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PostStore.removeAddMentionListener(this._onChange);
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},
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_onChange: function(id, username) {
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if (id !== this.props.id) return;
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this.addMention(username);
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},
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componentDidUpdate: function() {
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if (this.caret >= 0) {
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utils.setCaretPosition(this.refs.message.getDOMNode(), this.caret)
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this.caret = -1;
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}
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if (this.doProcessMentions) {
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this.processMentions();
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this.doProcessMentions = false;
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}
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this.updateTextdiv();
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this.resize();
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},
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componentWillReceiveProps: function(nextProps) {
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if (!this.addedMention) {
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this.checkForNewMention(nextProps.messageText);
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}
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var text = this.refs.message.getDOMNode().value;
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if (nextProps.channelId != this.props.channelId || nextProps.messageText !== text) {
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this.doProcessMentions = true;
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}
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this.addedMention = false;
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this.refs.commands.getSuggestedCommands(nextProps.messageText);
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this.resize();
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},
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getInitialState: function() {
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return { mentionText: '-1', mentions: [] };
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},
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updateMentionTab: function(mentionText, excludeList) {
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var self = this;
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// using setTimeout so dispatch isn't called during an in progress dispatch
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setTimeout(function() {
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AppDispatcher.handleViewAction({
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type: ActionTypes.RECIEVED_MENTION_DATA,
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id: self.props.id,
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mention_text: mentionText,
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exclude_list: excludeList
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});
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}, 1);
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},
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updateTextdiv: function() {
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var html = utils.insertHtmlEntities(this.refs.message.getDOMNode().value);
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for (var k in this.mentions) {
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var m = this.mentions[k];
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var re = new RegExp('( |^)@' + m + '( |$|\n)', 'm');
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html = html.replace(re, '$1<span class="mention">@'+m+'</span>$2');
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}
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$(this.refs.textdiv.getDOMNode()).html(html);
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},
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handleChange: function() {
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this.props.onUserInput(this.refs.message.getDOMNode().value);
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this.resize();
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},
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handleKeyPress: function(e) {
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var text = this.refs.message.getDOMNode().value;
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if (!this.refs.commands.isEmpty() && text.indexOf("/") == 0 && e.which==13) {
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this.refs.commands.addFirstCommand();
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e.preventDefault();
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return;
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}
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if ( !this.doProcessMentions) {
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var caret = utils.getCaretPosition(this.refs.message.getDOMNode());
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var preText = text.substring(0, caret);
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var lastSpace = preText.lastIndexOf(' ');
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var lastAt = preText.lastIndexOf('@');
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if (caret > lastAt && lastSpace < lastAt) {
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this.doProcessMentions = true;
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}
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}
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this.props.onKeyPress(e);
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},
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handleKeyDown: function(e) {
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if (utils.getSelectedText(this.refs.message.getDOMNode()) !== '') {
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this.doProcessMentions = true;
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}
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if (e.keyCode === 8) {
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this.handleBackspace(e);
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}
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},
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handleBackspace: function(e) {
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var text = this.refs.message.getDOMNode().value;
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if (text.indexOf("/") == 0) {
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this.refs.commands.getSuggestedCommands(text.substring(0, text.length-1));
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}
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if (this.doProcessMentions) return;
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var caret = utils.getCaretPosition(this.refs.message.getDOMNode());
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var preText = text.substring(0, caret);
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var lastSpace = preText.lastIndexOf(' ');
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var lastAt = preText.lastIndexOf('@');
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if (caret > lastAt && (lastSpace > lastAt || lastSpace === -1)) {
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this.doProcessMentions = true;
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}
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},
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processMentions: function() {
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/* First, find all the possible mentions, highlight them in the HTML and add
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them all to a list of mentions */
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var text = utils.insertHtmlEntities(this.refs.message.getDOMNode().value);
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var profileMap = UserStore.getProfilesUsernameMap();
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var re1 = /@([a-z0-9_]+)( |$|\n)/gi;
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var matches = text.match(re1);
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if (!matches) {
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$(this.refs.textdiv.getDOMNode()).text(text);
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this.updateMentionTab(null, []);
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this.mentions = [];
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return;
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}
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var mentions = [];
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for (var i = 0; i < matches.length; i++) {
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var m = matches[i].substring(1,matches[i].length).trim();
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if (m in profileMap && mentions.indexOf(m) === -1) {
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mentions.push(m);
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}
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}
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/* Figure out what the user is currently typing. If it's a mention then we don't
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want to highlight it and add it to the mention list yet, so we remove it if
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there is only one occurence of that mention so far. */
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var caret = utils.getCaretPosition(this.refs.message.getDOMNode());
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var text = this.props.messageText;
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var preText = text.substring(0, caret);
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var atIndex = preText.lastIndexOf('@');
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var spaceIndex = preText.lastIndexOf(' ');
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var newLineIndex = preText.lastIndexOf('\n');
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var typingMention = "";
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if (atIndex > spaceIndex && atIndex > newLineIndex) {
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typingMention = text.substring(atIndex+1, caret);
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}
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var re3 = new RegExp('@' + typingMention + '( |$|\n)', 'g');
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if ((text.match(re3) || []).length === 1 && mentions.indexOf(typingMention) !== -1) {
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mentions.splice(mentions.indexOf(typingMention), 1);
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}
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this.updateMentionTab(null, mentions);
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this.mentions = mentions;
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},
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checkForNewMention: function(text) {
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var caret = utils.getCaretPosition(this.refs.message.getDOMNode());
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var preText = text.substring(0, caret);
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var atIndex = preText.lastIndexOf('@');
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// The @ character not typed, so nothing to do.
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if (atIndex === -1) {
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this.updateMentionTab('-1', null);
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return;
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}
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var lastCharSpace = preText.lastIndexOf(String.fromCharCode(160));
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var lastSpace = preText.lastIndexOf(' ');
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// If there is a space after the last @, nothing to do.
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if (lastSpace > atIndex || lastCharSpace > atIndex) {
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this.setState({ mentionText: '-1' });
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return;
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}
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// Get the name typed so far.
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var name = preText.substring(atIndex+1, preText.length).toLowerCase();
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this.updateMentionTab(name, null);
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},
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addMention: function(name) {
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var caret = utils.getCaretPosition(this.refs.message.getDOMNode());
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var text = this.props.messageText;
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var preText = text.substring(0, caret);
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var atIndex = preText.lastIndexOf('@');
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// The @ character not typed, so nothing to do.
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if (atIndex === -1) {
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return;
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}
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var prefix = text.substring(0, atIndex);
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var suffix = text.substring(caret, text.length);
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this.caret = prefix.length + name.length + 2;
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this.addedMention = true;
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this.doProcessMentions = true;
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this.props.onUserInput(prefix + "@" + name + " " + suffix);
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},
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addCommand: function(cmd) {
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var elm = this.refs.message.getDOMNode();
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elm.value = cmd;
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this.handleChange();
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},
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scroll: function() {
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var e = this.refs.message.getDOMNode();
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var d = this.refs.textdiv.getDOMNode();
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$(d).scrollTop($(e).scrollTop());
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},
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resize: function() {
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var e = this.refs.message.getDOMNode();
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var w = this.refs.wrapper.getDOMNode();
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var d = this.refs.textdiv.getDOMNode();
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var lht = parseInt($(e).css('lineHeight'),10);
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var lines = e.scrollHeight / lht;
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var mod = lines < 2.5 || this.props.messageText === "" ? 30 : 15;
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if (e.scrollHeight - mod < 167) {
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$(e).css({'height':'auto','overflow-y':'hidden'}).height(e.scrollHeight - mod);
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$(d).css({'height':'auto','overflow-y':'hidden'}).height(e.scrollHeight - mod);
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$(w).css({'height':'auto'}).height(e.scrollHeight+2);
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} else {
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$(e).css({'height':'auto','overflow-y':'scroll'}).height(167);
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$(d).css({'height':'auto','overflow-y':'scroll'}).height(167);
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$(w).css({'height':'auto'}).height(167);
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}
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},
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handleFocus: function() {
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var elm = this.refs.message.getDOMNode();
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if (elm.title === elm.value) {
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elm.value = "";
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}
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},
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handleBlur: function() {
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var elm = this.refs.message.getDOMNode();
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if (elm.value === '') {
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elm.value = elm.title;
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}
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},
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handlePaste: function() {
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this.doProcessMentions = true;
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},
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render: function() {
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return (
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<div ref="wrapper" className="textarea-wrapper">
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<CommandList ref='commands' addCommand={this.addCommand} channelId={this.props.channelId} />
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<div className="form-control textarea-div" ref="textdiv"/>
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<textarea id={this.props.id} ref="message" className="form-control custom-textarea" spellCheck="true" autoComplete="off" autoCorrect="off" rows="1" placeholder={this.props.createMessage} value={this.props.messageText} onInput={this.handleChange} onChange={this.handleChange} onKeyPress={this.handleKeyPress} onKeyDown={this.handleKeyDown} onScroll={this.scroll} onFocus={this.handleFocus} onBlur={this.handleBlur} onPaste={this.handlePaste} />
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</div>
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);
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}
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});
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Ссылка в новой задаче
Block a user