add ajaxchat library - needs a lot of integration work to handle decentralisation (e.g. chatroom@website) and zotid w/permissions (e.g. ACL controlled chatrooms); we can also rip out a lot of stuff we don't need.
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friendica
329
library/ajaxchat/chat/lib/class/AJAXChatTemplate.php
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329
library/ajaxchat/chat/lib/class/AJAXChatTemplate.php
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<?php
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/*
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* @package AJAX_Chat
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* @author Sebastian Tschan
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* @copyright (c) Sebastian Tschan
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* @license Modified MIT License
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* @link https://blueimp.net/ajax/
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*/
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// Class to handle HTML templates
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class AJAXChatTemplate {
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var $ajaxChat;
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var $_regExpTemplateTags;
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var $_templateFile;
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var $_contentType;
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var $_content;
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var $_parsedContent;
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// Constructor:
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function __construct(&$ajaxChat, $templateFile, $contentType=null) {
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$this->ajaxChat = $ajaxChat;
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$this->_regExpTemplateTags = '/\[(\w+?)(?:(?:\/)|(?:\](.+?)\[\/\1))\]/s';
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$this->_templateFile = $templateFile;
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$this->_contentType = $contentType;
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}
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function getParsedContent() {
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if(!$this->_parsedContent) {
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$this->parseContent();
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}
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return $this->_parsedContent;
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}
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function getContent() {
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if(!$this->_content) {
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$this->_content = AJAXChatFileSystem::getFileContents($this->_templateFile);
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}
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return $this->_content;
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}
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function parseContent() {
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$this->_parsedContent = $this->getContent();
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// Remove the XML declaration if the content-type is not xml:
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if($this->_contentType && (strpos($this->_contentType,'xml') === false)) {
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$doctypeStart = strpos($this->_parsedContent, '<!DOCTYPE ');
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if($doctypeStart !== false) {
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// Removing the XML declaration (in front of the document type) prevents IE<7 to go into "Quirks mode":
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$this->_parsedContent = substr($this->_parsedContent, $doctypeStart);
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}
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}
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// Replace template tags ([TAG/] and [TAG]content[/TAG]) and return parsed template content:
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$this->_parsedContent = preg_replace_callback($this->_regExpTemplateTags, array($this, 'replaceTemplateTags'), $this->_parsedContent);
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}
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function replaceTemplateTags($tagData) {
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switch($tagData[1]) {
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case 'AJAX_CHAT_URL':
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return $this->ajaxChat->htmlEncode($this->ajaxChat->getChatURL());
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case 'LANG':
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return $this->ajaxChat->htmlEncode($this->ajaxChat->getLang((isset($tagData[2]) ? $tagData[2] : null)));
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case 'LANG_CODE':
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return $this->ajaxChat->getLangCode();
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case 'BASE_DIRECTION':
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return $this->getBaseDirectionAttribute();
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case 'CONTENT_ENCODING':
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return $this->ajaxChat->getConfig('contentEncoding');
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case 'CONTENT_TYPE':
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return $this->_contentType;
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case 'LOGIN_URL':
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return ($this->ajaxChat->getRequestVar('view') == 'logs') ? './?view=logs' : './';
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case 'USER_NAME_MAX_LENGTH':
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return $this->ajaxChat->getConfig('userNameMaxLength');
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case 'MESSAGE_TEXT_MAX_LENGTH':
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return $this->ajaxChat->getConfig('messageTextMaxLength');
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case 'LOGIN_CHANNEL_ID':
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return $this->ajaxChat->getValidRequestChannelID();
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case 'SESSION_NAME':
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return $this->ajaxChat->getConfig('sessionName');
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case 'COOKIE_EXPIRATION':
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return $this->ajaxChat->getConfig('sessionCookieLifeTime');
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case 'COOKIE_PATH':
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return $this->ajaxChat->getConfig('sessionCookiePath');
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case 'COOKIE_DOMAIN':
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return $this->ajaxChat->getConfig('sessionCookieDomain');
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case 'COOKIE_SECURE':
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return $this->ajaxChat->getConfig('sessionCookieSecure');
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case 'CHAT_BOT_NAME':
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return rawurlencode($this->ajaxChat->getConfig('chatBotName'));
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case 'CHAT_BOT_ID':
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return $this->ajaxChat->getConfig('chatBotID');
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case 'ALLOW_USER_MESSAGE_DELETE':
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if($this->ajaxChat->getConfig('allowUserMessageDelete'))
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return 1;
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else
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return 0;
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case 'INACTIVE_TIMEOUT':
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return $this->ajaxChat->getConfig('inactiveTimeout');
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case 'PRIVATE_CHANNEL_DIFF':
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return $this->ajaxChat->getConfig('privateChannelDiff');
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case 'PRIVATE_MESSAGE_DIFF':
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return $this->ajaxChat->getConfig('privateMessageDiff');
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case 'SHOW_CHANNEL_MESSAGES':
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if($this->ajaxChat->getConfig('showChannelMessages'))
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return 1;
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else
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return 0;
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case 'SOCKET_SERVER_ENABLED':
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if($this->ajaxChat->getConfig('socketServerEnabled'))
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return 1;
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else
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return 0;
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case 'SOCKET_SERVER_HOST':
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if($this->ajaxChat->getConfig('socketServerHost')) {
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$socketServerHost = $this->ajaxChat->getConfig('socketServerHost');
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} else {
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$socketServerHost = (isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : $_SERVER['SERVER_NAME']);
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}
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return rawurlencode($socketServerHost);
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case 'SOCKET_SERVER_PORT':
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return $this->ajaxChat->getConfig('socketServerPort');
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case 'SOCKET_SERVER_CHAT_ID':
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return $this->ajaxChat->getConfig('socketServerChatID');
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case 'STYLE_SHEETS':
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return $this->getStyleSheetLinkTags();
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case 'CHANNEL_OPTIONS':
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return $this->getChannelOptionTags();
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case 'STYLE_OPTIONS':
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return $this->getStyleOptionTags();
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case 'LANGUAGE_OPTIONS':
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return $this->getLanguageOptionTags();
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case 'ERROR_MESSAGES':
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return $this->getErrorMessageTags();
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case 'LOGS_CHANNEL_OPTIONS':
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return $this->getLogsChannelOptionTags();
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case 'LOGS_YEAR_OPTIONS':
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return $this->getLogsYearOptionTags();
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case 'LOGS_MONTH_OPTIONS':
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return $this->getLogsMonthOptionTags();
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case 'LOGS_DAY_OPTIONS':
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return $this->getLogsDayOptionTags();
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case 'LOGS_HOUR_OPTIONS':
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return $this->getLogsHourOptionTags();
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case 'CLASS_WRITEABLE':
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$userdata = $this->ajaxChat->getValidLoginUserData();
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$guestwrite = $this->ajaxChat->getConfig('allowGuestWrite');
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if ($userdata['userRole'] === AJAX_CHAT_GUEST && $guestwrite === false)
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return 'write_forbidden';
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else
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return 'write_allowed';
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default:
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return $this->ajaxChat->replaceCustomTemplateTags($tagData[1], (isset($tagData[2]) ? $tagData[2] : null));
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}
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}
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// Function to display alternating table row colors:
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function alternateRow($rowOdd='rowOdd', $rowEven='rowEven') {
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static $i;
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$i += 1;
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if($i % 2 == 0) {
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return $rowEven;
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} else {
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return $rowOdd;
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}
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}
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function getBaseDirectionAttribute() {
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$langCodeParts = explode('-', $this->ajaxChat->getLangCode());
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switch($langCodeParts[0]) {
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case 'ar':
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case 'fa':
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case 'he':
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return 'rtl';
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default:
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return 'ltr';
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}
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}
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function getStyleSheetLinkTags() {
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$styleSheets = '';
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foreach($this->ajaxChat->getConfig('styleAvailable') as $style) {
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$alternate = ($style == $this->ajaxChat->getConfig('styleDefault')) ? '' : 'alternate ';
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$styleSheets .= '<link rel="'.$alternate.'stylesheet" type="text/css" href="css/'.rawurlencode($style).'.css" title="'.$this->ajaxChat->htmlEncode($style).'"/>';
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}
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return $styleSheets;
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}
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function getChannelOptionTags() {
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$channelOptions = '';
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$channelSelected = false;
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foreach($this->ajaxChat->getChannels() as $name=>$id) {
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if($this->ajaxChat->isLoggedIn() && $this->ajaxChat->getChannel()) {
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$selected = ($id == $this->ajaxChat->getChannel()) ? ' selected="selected"' : '';
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} else {
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$selected = ($id == $this->ajaxChat->getConfig('defaultChannelID')) ? ' selected="selected"' : '';
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}
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if($selected) {
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$channelSelected = true;
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}
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$channelOptions .= '<option value="'.$this->ajaxChat->htmlEncode($name).'"'.$selected.'>'.$this->ajaxChat->htmlEncode($name).'</option>';
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}
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if($this->ajaxChat->isLoggedIn() && $this->ajaxChat->isAllowedToCreatePrivateChannel()) {
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// Add the private channel of the user to the options list:
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if(!$channelSelected && $this->ajaxChat->getPrivateChannelID() == $this->ajaxChat->getChannel()) {
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$selected = ' selected="selected"';
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$channelSelected = true;
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} else {
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$selected = '';
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}
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$privateChannelName = $this->ajaxChat->getPrivateChannelName();
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$channelOptions .= '<option value="'.$this->ajaxChat->htmlEncode($privateChannelName).'"'.$selected.'>'.$this->ajaxChat->htmlEncode($privateChannelName).'</option>';
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}
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// If current channel is not in the list, try to retrieve the channelName:
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if(!$channelSelected) {
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$channelName = $this->ajaxChat->getChannelName();
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if($channelName !== null) {
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$channelOptions .= '<option value="'.$this->ajaxChat->htmlEncode($channelName).'" selected="selected">'.$this->ajaxChat->htmlEncode($channelName).'</option>';
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} else {
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// Show an empty selection:
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$channelOptions .= '<option value="" selected="selected">---</option>';
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}
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}
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return $channelOptions;
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}
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function getStyleOptionTags() {
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$styleOptions = '';
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foreach($this->ajaxChat->getConfig('styleAvailable') as $style) {
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$selected = ($style == $this->ajaxChat->getConfig('styleDefault')) ? ' selected="selected"' : '';
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$styleOptions .= '<option value="'.$this->ajaxChat->htmlEncode($style).'"'.$selected.'>'.$this->ajaxChat->htmlEncode($style).'</option>';
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}
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return $styleOptions;
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}
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function getLanguageOptionTags() {
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$languageOptions = '';
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$languageNames = $this->ajaxChat->getConfig('langNames');
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foreach($this->ajaxChat->getConfig('langAvailable') as $langCode) {
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$selected = ($langCode == $this->ajaxChat->getLangCode()) ? ' selected="selected"' : '';
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$languageOptions .= '<option value="'.$this->ajaxChat->htmlEncode($langCode).'"'.$selected.'>'.$languageNames[$langCode].'</option>';
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}
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return $languageOptions;
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}
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function getErrorMessageTags() {
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$errorMessages = '';
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foreach($this->ajaxChat->getInfoMessages('error') as $error) {
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$errorMessages .= '<div>'.$this->ajaxChat->htmlEncode($this->ajaxChat->getLang($error)).'</div>';
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}
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return $errorMessages;
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}
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function getLogsChannelOptionTags() {
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$channelOptions = '';
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$channelOptions .= '<option value="-3">------</option>';
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foreach($this->ajaxChat->getChannels() as $key=>$value) {
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if($this->ajaxChat->getUserRole() != AJAX_CHAT_ADMIN && $this->ajaxChat->getConfig('logsUserAccessChannelList') && !in_array($value, $this->ajaxChat->getConfig('logsUserAccessChannelList'))) {
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continue;
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}
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$channelOptions .= '<option value="'.$value.'">'.$this->ajaxChat->htmlEncode($key).'</option>';
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}
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$channelOptions .= '<option value="-1">'.$this->ajaxChat->htmlEncode($this->ajaxChat->getLang('logsPrivateChannels')).'</option>';
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$channelOptions .= '<option value="-2">'.$this->ajaxChat->htmlEncode($this->ajaxChat->getLang('logsPrivateMessages')).'</option>';
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return $channelOptions;
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}
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function getLogsYearOptionTags() {
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$yearOptions = '';
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$yearOptions .= '<option value="-1">----</option>';
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for($year=date('Y'); $year>=$this->ajaxChat->getConfig('logsFirstYear'); $year--) {
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$yearOptions .= '<option value="'.$year.'">'.$year.'</option>';
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}
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return $yearOptions;
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}
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function getLogsMonthOptionTags() {
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$monthOptions = '';
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$monthOptions .= '<option value="-1">--</option>';
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for($month=1; $month<=12; $month++) {
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$monthOptions .= '<option value="'.$month.'">'.sprintf("%02d", $month).'</option>';
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}
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return $monthOptions;
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}
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function getLogsDayOptionTags() {
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$dayOptions = '';
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$dayOptions .= '<option value="-1">--</option>';
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for($day=1; $day<=31; $day++) {
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$dayOptions .= '<option value="'.$day.'">'.sprintf("%02d", $day).'</option>';
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}
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return $dayOptions;
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}
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function getLogsHourOptionTags() {
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$hourOptions = '';
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$hourOptions .= '<option value="-1">-----</option>';
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for($hour=0; $hour<=23; $hour++) {
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$hourOptions .= '<option value="'.$hour.'">'.sprintf("%02d", $hour).':00</option>';
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}
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return $hourOptions;
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}
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}
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?>
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