forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			358 lines
		
	
	
		
			9.5 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			358 lines
		
	
	
		
			9.5 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * Plugin to render old skool templates
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 *
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 * Captures rendered parts from the output buffer, passes them through a template file: tpl/index.html
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 * Adds an API method at index.php/template/update which lets you overwrite the template file
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 * Requires username/password and a single POST parameter called "template"
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 * The method is disabled unless the user is #1, the first user of the system
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 *
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 * @category  Plugin
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 * @package   StatusNet
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 * @author    Brian Hendrickson <brian@megapump.com>
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 * @copyright 2009 Megapump, Inc.
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 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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 * @link      http://megapump.com/
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 */
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if (!defined('STATUSNET')) {
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    exit(1);
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}
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define('TEMPLATEPLUGIN_VERSION', '0.1');
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class TemplatePlugin extends Plugin {
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  var $blocks = array();
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  function __construct() {
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    parent::__construct();
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  }
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  // capture the RouterInitialized event
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  // and connect a new API method
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  // for updating the template
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  function onRouterInitialized( $m ) {
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    $m->connect( 'template/update', array(
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      'action'      => 'template',
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    ));
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  }
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  // <%styles%>
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  // <%scripts%>
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  // <%search%>
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  // <%feeds%>
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  // <%description%>
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  // <%head%>
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  function onStartShowHead( &$act ) {
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    $this->clear_xmlWriter($act);
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    $act->extraHead();
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    $this->blocks['head'] = $act->xw->flush();
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    $act->showStylesheets();
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    $this->blocks['styles'] = $act->xw->flush();
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    $act->showScripts();
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    $this->blocks['scripts'] = $act->xw->flush();
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    $act->showFeeds();
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    $this->blocks['feeds'] = $act->xw->flush();
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    $act->showOpenSearch();
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    $this->blocks['search'] = $act->xw->flush();
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    $act->showDescription();
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    $this->blocks['description'] = $act->xw->flush();
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    return false;
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  }
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  // <%bodytext%>
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  function onStartShowContentBlock( &$act ) {
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    $this->clear_xmlWriter($act);
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    return true;
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  }
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  function onEndShowContentBlock( &$act ) {
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    $this->blocks['bodytext'] = $act->xw->flush();
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  }
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  // <%localnav%>
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  function onStartShowLocalNavBlock( &$act ) {
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    $this->clear_xmlWriter($act);
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    return true;
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  }
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  function onEndShowLocalNavBlock( &$act ) {
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    $this->blocks['localnav'] = $act->xw->flush();
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  }
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  // <%export%>
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  function onStartShowExportData( &$act ) {
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    $this->clear_xmlWriter($act);
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    return true;
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  }
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  function onEndShowExportData( &$act ) {
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    $this->blocks['export'] = $act->xw->flush();
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  }
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  // <%subscriptions%>
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  // <%subscribers%>
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  // <%groups%>
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  // <%statistics%>
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  // <%cloud%>
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  // <%groupmembers%>
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  // <%groupstatistics%>
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  // <%groupcloud%>
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  // <%popular%>
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  // <%groupsbyposts%>
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  // <%featuredusers%>
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  // <%groupsbymembers%>
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  function onStartShowSections( &$act ) {
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    global $action;
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    $this->clear_xmlWriter($act);
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    switch ($action) {
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      case "showstream":
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        $act->showSubscriptions();
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        $this->blocks['subscriptions'] = $act->xw->flush();
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        $act->showSubscribers();
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        $this->blocks['subscribers'] = $act->xw->flush();
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        $act->showGroups();
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        $this->blocks['groups'] = $act->xw->flush();
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        $act->showStatistics();
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        $this->blocks['statistics'] = $act->xw->flush();
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        $cloud = new PersonalTagCloudSection($act, $act->user);
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        $cloud->show();
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        $this->blocks['cloud'] = $act->xw->flush();
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        break;
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      case "showgroup":
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        $act->showMembers();
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        $this->blocks['groupmembers'] = $act->xw->flush();
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        $act->showStatistics();
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        $this->blocks['groupstatistics'] = $act->xw->flush();
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        $cloud = new GroupTagCloudSection($act, $act->group);
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        $cloud->show();
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        $this->blocks['groupcloud'] = $act->xw->flush();
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        break;
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      case "public":
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        $pop = new PopularNoticeSection($act);
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        $pop->show();
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        $this->blocks['popular'] = $act->xw->flush();
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        $gbp = new GroupsByPostsSection($act);
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        $gbp->show();
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        $this->blocks['groupsbyposts'] = $act->xw->flush();
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        $feat = new FeaturedUsersSection($act);
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        $feat->show();
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        $this->blocks['featuredusers'] = $act->xw->flush();
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        break;
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      case "groups":
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        $gbp = new GroupsByPostsSection($act);
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        $gbp->show();
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        $this->blocks['groupsbyposts'] = $act->xw->flush();
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        $gbm = new GroupsByMembersSection($act);
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        $gbm->show();
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        $this->blocks['groupsbymembers'] = $act->xw->flush();
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        break;
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    }
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    return false;
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  }
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  // <%logo%>
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  // <%nav%>
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  // <%notice%>
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  // <%noticeform%>
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  function onStartShowHeader( &$act ) {
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    $this->clear_xmlWriter($act);
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    $act->showLogo();
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    $this->blocks['logo'] = $act->xw->flush();
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    $act->showPrimaryNav();
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    $this->blocks['nav'] = $act->xw->flush();
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    $act->showSiteNotice();
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    $this->blocks['notice'] = $act->xw->flush();
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    if (common_logged_in()) {
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        $act->showNoticeForm();
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    } else {
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        $act->showAnonymousMessage();
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    }
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    $this->blocks['noticeform'] = $act->xw->flush();
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    return false;
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  }
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  // <%secondarynav%>
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  // <%licenses%>
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  function onStartShowFooter( &$act ) {
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    $this->clear_xmlWriter($act);
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    $act->showSecondaryNav();
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    $this->blocks['secondarynav'] = $act->xw->flush();
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    $act->showLicenses();
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    $this->blocks['licenses'] = $act->xw->flush();
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    return false;
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  }
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  // capture the EndHTML event
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  // and include the template
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  function onEndEndHTML($act) {
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    global $action, $tags;
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    // set the action and title values
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    $vars = array(
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      'action'=>$action,
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      'title'=>$act->title(). " - ". common_config('site', 'name')
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    );
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    // use the PHP template
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    // unless statusnet config:
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    //   $config['template']['mode'] = 'html';
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    if (!(common_config('template', 'mode') == 'html')) {
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      $tpl_file = $this->templateFolder() . '/index.php';
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      $tags = array_merge($vars,$this->blocks);
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      include $tpl_file;
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      return;
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    }
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    $tpl_file = $this->templateFolder() . '/index.html';
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    // read the static template
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    $output = file_get_contents( $tpl_file );
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    $tags = array();
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    // get a list of the <%tags%> in the template
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    $pattern='/<%([a-z]+)%>/';
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    if ( 1 <= preg_match_all( $pattern, $output, $found ))
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      $tags[] = $found;
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    // for each found tag, set its value from the rendered blocks
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    foreach( $tags[0][1] as $pos=>$tag ) {
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      if (isset($this->blocks[$tag]))
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        $vars[$tag] = $this->blocks[$tag];
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      // didn't find a block for the tag
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      elseif (!isset($vars[$tag]))
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        $vars[$tag] = '';
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    }
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    // replace the tags in the template
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    foreach( $vars as $key=>$val )
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      $output = str_replace( '<%'.$key.'%>', $val, $output );
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    echo $output;
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    return true;
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  }
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  function templateFolder() {
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    return 'tpl';
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  }
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  // catching the StartShowHTML event to halt the rendering
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  function onStartShowHTML( &$act ) {
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    $this->clear_xmlWriter($act);
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    return true;
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  }
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  // clear the xmlWriter
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  function clear_xmlWriter( &$act ) {
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    $act->xw->openMemory();
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    $act->xw->setIndent(true);
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  }
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}
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/**
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 * Action for updating the template remotely
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 *
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 * "template/update" -- a POST method that requires a single
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 * parameter "template", containing the new template code
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 *
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 * @category Plugin
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 * @package  StatusNet
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 * @author   Brian Hendrickson <brian@megapump.com>
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 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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 * @link     http://megapump.com/
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 *
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 */
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class TemplateAction extends Action
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{
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  function prepare($args) {
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    parent::prepare($args);
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    return true;
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  }
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  function handle($args) {
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    parent::handle($args);
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    if (!isset($_SERVER['PHP_AUTH_USER'])) {
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      // not authenticated, show login form
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      header('WWW-Authenticate: Basic realm="StatusNet API"');
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      // cancelled the browser login form
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      $this->clientError(_('Authentication error!'), $code = 401);
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    } else {
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      $nick = $_SERVER['PHP_AUTH_USER'];
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      $pass = $_SERVER['PHP_AUTH_PW'];
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      // check username and password
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      $user = common_check_user($nick,$pass);
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      if ($user) {
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        // verify that user is admin
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        if (!($user->id == 1))
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          $this->clientError(_('Only User #1 can update the template.'), $code = 401);
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        // open the old template
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        $tpl_file = $this->templateFolder() . '/index.html';
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        $fp = fopen( $tpl_file, 'w+' );
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        // overwrite with the new template
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        fwrite($fp, $this->arg('template'));
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        fclose($fp);
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        header('HTTP/1.1 200 OK');
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        header('Content-type: text/plain');
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        print "Template Updated!";
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      } else {
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        // bad username and password
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        $this->clientError(_('Authentication error!'), $code = 401);
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      }
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    }
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  }
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    function onPluginVersion(&$versions)
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    {
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        $versions[] = array('name' => 'Template',
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                            'version' => TEMPLATEPLUGIN_VERSION,
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                            'author' => 'Brian Hendrickson',
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                            'homepage' => 'http://status.net/wiki/Plugin:Template',
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                            'rawdescription' =>
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                            _m('Use an HTML template for Web output.'));
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        return true;
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    }
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}
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/**
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 * Function for retrieving a statusnet display section
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 *
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 * requires one parameter, the name of the section
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 * section names are listed in the comments of the TemplatePlugin class
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 *
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 * @category Plugin
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 * @package  StatusNet
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 * @author   Brian Hendrickson <brian@megapump.com>
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 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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 * @link     http://megapump.com/
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 *
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 */
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function section($tagname) {
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  global $tags;
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  if (isset($tags[$tagname]))
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    return $tags[$tagname];
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}
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