PHP ob_get_flush函数代码示例

	static function ob_cacher($stop=NULL){
	// implement HTML file caching here
	// move the other query checks here for couch etc. ?
		if(PROGRESSIVE_LOAD){		
			if(CACHE_QUERY && $stop){
				$put_file = CACHE_STORE . self::cache_token();
				$cache = ob_get_flush();
				if(!file_exists($put_file)){
				// compressing output doesn't seem to make the files drastically smaller
					if(COMPRESS_OUTPUT) $cache =  preg_replace("/\r?\n/m", "",$cache);
						file_put_contents("$put_file", $cache);
					}
				}
			elseif(CACHE_QUERY != true){
				ob_end_flush();
				if($stop!= NULL ) ob_start();	
			}elseif($_POST && CACHE_QUERY == TRUE){
				$cache_token = CACHE_STORE.self::cache_token();
				if(file_exists($cache_token)){
					$this->cache = 1;
					echo file_get_contents($cache_token);
					// tell the rest of the object to not render!
					return true;
					}
			}
		}
	}

    public function widget($args, $instance)
    {
        $cache = wp_cache_get('widget_willow_ad_300x250', 'widget');
        if (!is_array($cache)) {
            $cache = array();
        }
        if (!isset($args['widget_id'])) {
            $args['widget_id'] = $this->id;
        }
        if (isset($cache[$args['widget_id']])) {
            echo $cache[$args['widget_id']];
            return;
        }
        $title = apply_filters('widget_title', $instance['title']);
        $code = $instance['code'];
        if (empty($code)) {
            return;
        }
        ob_start();
        echo $args['before_widget'];
        echo !empty($title) ? $args['before_title'] . $title . $args['after_title'] : '';
        ?>
		<div class="ad ad-300x250">
			<?php 
        echo $code;
        ?>
		</div>
		<?php 
        echo $args['after_widget'];
        $cache[$args['widget_id']] = ob_get_flush();
        wp_cache_set('widget_willow_ad_300x250', $cache, 'widget');
    }

function discuss_cache($callback_with_parameters, $unique_name, $flags)
{
    global $discuss_cache;
    $discuss_cache[$unique_name] = array($unique_name);
    $return_value_file = rhizome_config('discuss_cache_dir') . '/' . $unique_name . '.serialized.txt';
    $output_file = rhizome_config('discuss_cache_dir') . '/' . $unique_name . '.output.txt';
    if (file_exists($output_file) && file_exists($return_value_file) && !isset($_REQUEST['force']) && isset($discuss_cache[$unique_name])) {
        readfile($output_file);
        return unserialize(file_get_contents($return_value_file));
    } else {
        foreach ($flags as $flag) {
            if (!isset($discuss_cache[$flag])) {
                $discuss_cache[$flag] = array();
            }
            if (!in_array($unique_name, $discuss_cache[$flag])) {
                $discuss_cache[$flag][] = $unique_name;
            }
        }
        $callback = array_shift($callback_with_parameters);
        ob_start();
        $result = call_user_func_array($callback, $callback_with_parameters);
        $serialized_result = serialize($result);
        $output = ob_get_flush();
        $fh = fopen($output_file, 'w');
        fwrite($fh, $output);
        fclose($fh);
        chmod($output_file, 0664);
        $fh = fopen($return_value_file, 'w');
        fwrite($fh, $serialized_result);
        fclose($fh);
        chmod($return_value_file, 0664);
        discuss_cache_save_index();
        return $result;
    }
}

 public function run()
 {
     ob_start();
     // output buffering
     require_once Url::getPage();
     ob_get_flush();
 }

 function widget($args, $instance)
 {
     $cache = wp_cache_get($this->className, 'widget');
     if (!is_array($cache)) {
         $cache = array();
     }
     if (!isset($args['widget_id'])) {
         $args['widget_id'] = null;
     }
     if (isset($cache[$args['widget_id']])) {
         echo $cache[$args['widget_id']];
         return;
     }
     ob_start();
     extract($args, EXTR_SKIP);
     $title = apply_filters('widget_title', $instance['title'], $instance, $this->id_base);
     echo $before_widget;
     if ($title) {
         echo $before_title, $title, $after_title;
     }
     if (isset($instance['list'])) {
         echo ciGetPracticeAreasTitlesList($instance['maxPracticeAreas']);
     } else {
         echo ciGetPracticeAreasHTML($instance['maxPracticeAreas'], 0, $instance['maxCharLength']);
     }
     echo $after_widget;
     $cache[$args['widget_id']] = ob_get_flush();
     wp_cache_set($this->className, $cache, 'widget');
 }

 public function widget($args, $instance)
 {
     $cache = array();
     if (!$this->is_preview()) {
         $cache = wp_cache_get($this->cache_key, 'widget');
     }
     if (!is_array($cache)) {
         $cache = array();
     }
     if (!isset($args['widget_id'])) {
         $args['widget_id'] = $this->id;
     }
     if (isset($cache[$args['widget_id']])) {
         echo balanceTags($cache[$args['widget_id']]);
         return;
     }
     ob_start();
     $default = array('title' => 'Filter By:', 'show_attribute' => '', 'st_search_fields' => '', 'style' => 'dark');
     $instance = wp_parse_args($instance, $default);
     echo st()->load_template('rental/filter', null, array('instance' => $instance));
     if (!$this->is_preview()) {
         $cache[$args['widget_id']] = ob_get_flush();
         wp_cache_set($this->cache_key, $cache, 'widget');
     } else {
         ob_end_flush();
     }
 }

 /**
  * Widget
  * Display the widget in the sidebar
  *
  * @param  array  sidebar arguments
  * @param  array  instance
  */
 public function widget($args, $instance)
 {
     // Get the widget cache from the transient
     $cache = get_transient('fflcommerce_widget_cache');
     // If this tag cloud widget instance is cached, get from the cache
     if (isset($cache[$this->id])) {
         echo $cache[$this->id];
         return false;
     }
     // Otherwise Start buffering and output the Widget
     ob_start();
     // Extract the widget arguments
     extract($args);
     // Set the widget title
     $title = !empty($instance['title']) ? $instance['title'] : __('Product Tags', 'fflcommerce');
     $title = apply_filters('widget_title', $title, $instance, $this->id_base);
     // Print the widget wrapper & title
     echo $before_widget;
     if ($title) {
         echo $before_title . $title . $after_title;
     }
     // Print tag cloud with wrapper
     echo '<div class="tagcloud">';
     wp_tag_cloud(apply_filters('widget_tag_cloud_args', array('taxonomy' => 'product_tag')));
     echo "</div>\n";
     // Print closing widget wrapper
     echo $after_widget;
     // Flush output buffer and save to transient cache
     $result = ob_get_flush();
     $cache[$this->id] = $result;
     set_transient('fflcommerce_widget_cache', $cache, 3600 * 3);
     // 3 hours ahead
 }

 /**
  * Stops and saves the cache.
  * @return void
  */
 public function save()
 {
     if ($this->key !== NULL) {
         $this->getCache()->save($this->key, ob_get_flush(), $this->frame);
     }
     $this->key = $this->frame = NULL;
 }

    function widget($args, $instance)
    {
        global $post;
        $cache = wp_cache_get('widget_progressive_menu', 'widget');
        if (!is_array($cache)) {
            $cache = array();
        }
        if (!isset($args['widget_id'])) {
            $args['widget_id'] = $this->id;
        }
        if (isset($cache[$args['widget_id']])) {
            echo $cache[$args['widget_id']];
            return;
        }
        $nav_menu = !empty($instance['nav_menu']) ? wp_get_nav_menu_object($instance['nav_menu']) : false;
        if (!$nav_menu) {
            return;
        }
        ob_start();
        extract($args);
        echo $before_widget;
        if (!empty($instance['title'])) {
            $title = apply_filters('widget_title', $instance['title'], $instance, $this->id_base);
            echo $before_title . esc_html($title) . $after_title;
        }
        echo '<nav>';
        wp_nav_menu(array('fallback_cb' => '', 'container' => false, 'menu' => $nav_menu, 'menu_class' => 'theme-menu', 'depth' => 2, 'walker' => new progressive_menu_widget_walker_nav_menu()));
        echo '</nav>';
        ?>

		<?php 
        echo $after_widget;
        $cache[$args['widget_id']] = ob_get_flush();
        wp_cache_set('widget_progressive_menu', $cache, 'widget');
    }

 public static function add_css()
 {
     global $aecomments;
     if (is_single() || is_page() || is_admin()) {
         if (is_page() && $aecomments->get_admin_option('show_pages') != 'true') {
             return;
         }
         //Output CSS or enqueue depending on if a file exists or not
         AECCSS::get_main_css(true);
         //echo out
         //Output clearfix - Saves a page request so it echoes out the entire CSS in the source
         ob_start();
         /* From http://blue-anvil.com/archives/experiments-with-floats-whats-the-best-method-of-clearance */
         if ($aecomments->get_admin_option('clear_after') == "true") {
             echo "<!--[if IE]>\n";
             echo "<style type='text/css'>";
             include $aecomments->get_plugin_dir('/css/clearfix.css');
             echo "</style>";
             echo "\n<![endif]-->\n";
         }
         /* clear after */
         ob_get_flush();
         AECDependencies::queue_colorbox_style();
     }
 }

    function widget($args, $instance)
    {
        $cache = wp_cache_get('widget_custom_teaser', 'widget');
        if (!is_array($cache)) {
            $cache = array();
        }
        if (isset($cache[$args['widget_id']])) {
            echo $cache[$args['widget_id']];
            return;
        }
        ob_start();
        extract($args);
        $title = apply_filters('widget_title', $instance['title']);
        $teaser_text = $instance['text'];
        $desc = $instance['desc'];
        echo $before_widget;
        ?>
			
		<div class="teaser">
		<?php 
        echo $teaser_text;
        ?>
		</div>
		
		<?php 
        echo $after_widget;
        $cache[$args['widget_id']] = ob_get_flush();
        wp_cache_set('widget_custom_teaser', $cache, 'widget');
    }

 function widget($args, $instance)
 {
     ob_start();
     extract($args);
     extract($instance);
     $title = apply_filters('widget_title', $title, $instance, $this->id_base);
     $stats_periods = array_keys($this->toplytics->ranges);
     if (!in_array($period, $stats_periods)) {
         $period = $stats_periods[0];
     }
     $toplytics_results = $this->toplytics->get_result($period);
     $toplytics_results = array_slice($toplytics_results, 0, $numberposts, true);
     // variables for backward compatibilty
     $widget_period = $period;
     $widget_numberposts = $numberposts;
     $widget_showviews = $showviews;
     echo $before_widget;
     $template_filename = $this->toplytics->get_template_filename();
     if ('' != $template_filename) {
         if ($title) {
             echo $before_title . $title . $after_title;
         }
         $toplytics_args = array('widget_id' => $widget_id, 'period' => $period, 'numberposts' => $numberposts, 'showviews' => $showviews, 'before_title' => $before_title, 'title' => $title, 'after_title' => $after_title);
         $this->realtime_js_script($toplytics_args);
         echo "<div id='{$widget_id}'></div>";
         include $template_filename;
         echo $after_widget;
     }
     ob_get_flush();
 }

    function _lb79db717cbb__itemsContainer($_b, $_args)
    {
        foreach ($_args as $__k => $__v) {
            ${$__k} = $__v;
        }
        $_control->redrawControl('itemsContainer', FALSE);
        $iterations = 0;
        foreach ($list as $key => $item) {
            ?>
    <li<?php 
            echo ' id="' . ($_l->dynSnippetId = $_control->getSnippetId("item-{$key}")) . '"';
            ?>
><?php 
            ob_start();
            echo Latte\Runtime\Filters::escapeHtml($item, ENT_NOQUOTES);
            ?>
 <a class="ajax" href="<?php 
            echo Latte\Runtime\Filters::escapeHtml($_control->link("update!", array($key)), ENT_COMPAT);
            ?>
">update</a><?php 
            $_l->dynSnippets[$_l->dynSnippetId] = ob_get_flush();
            ?>
</li>
<?php 
            $iterations++;
        }
        if (isset($_l->dynSnippets)) {
            return $_l->dynSnippets;
        }
    }

/**
 * @name encCache
 * @author SkyWorld
 * @date 2011-1-18
 * @description this function will be registered in function cachePage
 * 				this function to call will get page contents and flush page
 * @parameters  $file: path and filename of cached page
 * @return void
 **/
function endCache($file)
{
    //get page data and preventing illegal access to cache files.
    $output = ob_get_flush();
    flush();
    file_put_contents($file, $output, LOCK_EX);
}

 public static function html($key, $params = array(), $cacheID = null, $cachetime = -1)
 {
     if ($cacheID != null) {
         if ($cacheID == -1) {
             $cacheID = md5($key . serialize($params));
         }
         $a = fcache::read($cacheID, $cachetime);
         if ($a != null) {
             echo $a;
             return;
         }
         ob_start();
     }
     $file = self::html_find($key);
     if ($file != null) {
         if (defined("debug")) {
             self::$_debuglog["html"][] = array("page" => $key, "file" => $file, "timestamp" => microtime(true));
         }
         include $file;
         if ($cacheID != null) {
             fcache::write($cacheID, ob_get_flush());
         }
         return;
     }
     if (defined("debug")) {
         trigger_error("Seite " . $key . " kann nicht gefunden werden.", E_USER_WARNING);
     }
 }