/private/modules/socialfeed/helpers/zest.php

<?php defined('SYSPATH') or die('No direct script access.');

 

class zest_Core {



	public static function check_login() {

		return login::check_login();	

	}

	

	public static function update_status($str) {	

		$bitly = new Url_Shortner(array("login" => ORM::factory('setting','bitly_login')->value,"key" => ORM::factory('setting','bitly_api')->value));

		$str = $bitly->string_shorten($str);

		

		$twitter = Twitter::instance(ORM::factory('setting','twitter_username')->value,ORM::factory('setting','twitter_password')->value);					

		$twitter->update_status($str);

	} 

	

	public static function parse_user_agent($string, $key)

 	{

		// Return the raw string

		if ($key === 'agent')

			return $string;



		// Parse the user agent and extract basic information

		$agents = Kohana::config('user_agents');



		foreach ($agents as $type => $data)

		{

			foreach ($data as $agent => $name)

			{

				if (stripos($string, $agent) !== FALSE)

				{

					if ($type === 'browser' AND preg_match('|'.preg_quote($agent).'[^0-9.]*+([0-9.][0-9.a-z]*)|i', $string, $match))

					{

						// Set the browser version

						$info['version'] = $match[1];

					}



					// Set the agent name

					$info[$type] = $name;

					break;

				}

			}

		}



		if (empty($info[$key]))

		{

			switch ($key)

			{

				case 'is_robot':

				case 'is_browser':

				case 'is_mobile':

					// A boolean result

					$return = ! empty($info[substr($key, 3)]);

				break;

				

				break;

			}



			// Cache the return value

			isset($return) and $info[$key] = $return;

		}



		// Return the key, if set

		return isset($info[$key]) ? $info[$key] : NULL;

	

	}

	

	public static function render_image($media, $options = array()) {

		if (isset($options['width']) && isset($options['height'])) {

			if (isset($options['thickbox']))

				return '<a href="'.url::base().'assets/images/'.$media->filename.'" class="thickbox" title="'.$media->name.'"><img src="'.image_helper::render_crop($media->filename,$options['width'],$options['height']).'" alt="'.$media->name.'" /></a>';

			else

				return '<img src="'.image_helper::render_crop($media->filename,$options['width'],$options['height']).'" alt="'.$media->name.'" />';

			

			

		}

		

		else

			return '<img src="/assets/images/'.$media->filename.'" alt="'.$media->name.'" />';

	}

	

	public static function add_this($url,$title) {

		$url = 'http://'.$_SERVER['HTTP_HOST'].$url;

		return '<div><script type="text/javascript">var addthis_pub="sydlawrence";</script>

<a href="http://www.addthis.com/bookmark.php?v=20" onmouseover="return addthis_open(this, \'\', \''.$url.'\', \''.$title.'\')" onmouseout="addthis_close()" onclick="return addthis_sendto()"><img src="http://s7.addthis.com/static/btn/lg-share-en.gif" width="125" height="16" alt="Bookmark and Share" style="border:0"/></a><script type="text/javascript" src="http://s7.addthis.com/js/200/addthis_widget.js"></script></div>';

	}

		

	public static function get_page_tree($parent = 0, $level = 0, $active = true) {	

		$array = array();

   		// retrieve all children of $parent

   		

   		if ($active)

	   		$pages = ORM::factory('page')->where(array('parent_id' => $parent,'status_id'=>2))->orderby(array('navbar_id'=>'asc','order'=>'asc'))->find_all();

   		else

	   		$pages = ORM::factory('page')->where('parent_id', $parent)->orderby(array('navbar_id'=>'asc','order'=>'asc'))->find_all();

	   	

   		foreach ($pages as $page) {

       		$array[] = array($page,self::get_page_tree($page->id, $level+1, $active));

   		}

   		return $array;

	}

	

	public static function dir_to_array($directory) {

		$handler = opendir($directory);



	    // keep going until all files in directory have been read

	    $array = array();

	    while ($file = readdir($handler)) {

	        // if $file isn't this directory or its parent, 

	        // add it to the results array

	        if ($file != '.' && $file != '..') {

	        	$array[] = $file;

	        }

	    }

	    closedir($handler);

	    sort($array);

	    return $array;

	}

	

	public static function get_version($with_name = FALSE) {

		$html = "";

		$file_handle = fopen(DOCROOT.'/version.txt', "r");

		while (!feof($file_handle)) {

   			$html .= fgets($file_handle);

		}

		fclose($file_handle);

		if ($with_name)

			return $html;

		else

			return str_replace('Zest CMS','',$html);

	}

	

	public static function template_to_html($filename) {

		if (file_exists(APPPATH.'/views/'.$filename)) {

			$html = '';

			$file_handle = fopen(APPPATH.'/views/'.$filename, "r");

			while (!feof($file_handle)) {

   				$html .= fgets($file_handle);

			}

			fclose($file_handle);

			return $html;

		}

		else if (file_exists(APPPATH.'/views/'.$filename.'.zest')) {

			$html = '';

			$file_handle = fopen(APPPATH.'/views/'.$filename.'.zest', "r");

			while (!feof($file_handle)) {

   				$html .= fgets($file_handle);

			}

			fclose($file_handle);

			return $html;

		}

		else if (file_exists(APPPATH.'/views/'.$filename.'.php')) {

			$html = '';

			$file_handle = fopen(APPPATH.'/views/'.$filename.'.php', "r");

			while (!feof($file_handle)) {

   				$html .= fgets($file_handle);

			}

			fclose($file_handle);

			return $html;

		}

		else if (file_exists(DOCROOT.$filename)) {

			$html = '';

			$file_handle = fopen(DOCROOT.$filename,"r");

			while (!feof($file_handle)) {

   				$html .= fgets($file_handle);

			}

			fclose($file_handle);

			return $html;

		}

		else {

			return $filename." does not exist!";

		}

	}

	

	public static function save_to_file($filename, $content) {

		

		$filename = APPPATH.'views/'.$filename;

		if (file_exists($filename)) {

			$fh = fopen($filename, 'w') or die("can't open file");			

			fwrite($fh, $content);

			fclose($fh);

			return true;

		}

		return false;

	}

	

	public static function get_xml_entries($url) {



		$options = array(

			CURLOPT_RETURNTRANSFER  => TRUE,

			CURLOPT_URL             => $url

		);

		$curl = new Curl($options);

	 	$data = simplexml_load_string($curl->execute());

	 	

	 	$arr = array();

	 	foreach ($data->channel->item as $item) {

	 		$arr[] = $item;

	 	}

	 	

		return $arr;

	}

	

	public static function get_secure_xml_entries($url) {

			

	}

	

	

	public static function ping() {

		$url = "http://".$_SERVER['HTTP_HOST'].'/admin/ping/technorati';

		$options = array(

			CURLOPT_RETURNTRANSFER  => TRUE,

			CURLOPT_URL             => $url

		);

		$curl = new Curl($options);

		$curl->execute();

	}

	

	public static function email($email)

	{

		return (bool) preg_match('/^[-_a-z0-9\'+*$^&%=~!?{}]++(?:\.[-_a-z0-9\'+*$^&%=~!?{}]+)*+@(?:(?![-.])[-a-z0-9.]+(?<![-.])\.[a-z]{2,6}|\d{1,3}(?:\.\d{1,3}){3})(?::\d++)?$/iD', (string) $email);

	}

	

	public static function add_stat($type,$id) {

		if (Kohana::user_agent('is_browser'))

			ORM::factory('statistic')->add_view($type,$id);

		

	}

	

	public static function button($href,$title,$options) {

		$options = arr::merge($options, array('class'=>'button'));	

		return html::anchor($href, $title, $options);

	}

	

	public static function relative_time($date) {

	$diff = time() - strtotime($date);

	if ($diff>0) {

		if ($diff<60)

			return $diff . " " . inflector::plural("second",$diff) . " ago";

		$diff = round($diff/60);

		if ($diff<60)

			return $diff . " " . inflector::plural("minute",$diff) . " ago";

		$diff = round($diff/60);

		if ($diff<24)

			return $diff . " " . inflector::plural("hour",$diff) . " ago";

		$diff = round($diff/24);

		if ($diff<7)

			return $diff . " " . inflector::plural("day",$diff) . " ago";

		$diff = round($diff/7);

		if ($diff<4)

			return $diff . " " . inflector::plural("week",$diff) . " ago";

		return  date("d/m/Y", strtotime($date));

	} else {

		if ($diff>-60)

			return "in " . -$diff . " " . inflector::plural("second",$diff);

		$diff = round($diff/60);

		if ($diff>-60)

			return "in " . -$diff . " " . inflector::plural("minute",$diff);

		$diff = round($diff/60);

		if ($diff>-24)

			return "in " . -$diff . " " . inflector::plural("hour",$diff);

		$diff = round($diff/24);

		if ($diff>-7)

			return "in " . -$diff . " " . inflector::plural("day",$diff);

		$diff = round($diff/7);

		if ($diff>-4)

			return "in " . -$diff . " " . inflector::plural("week",$diff);

		return  date("d/m/Y", strtotime($date));

	}

}



}