Add helpers

app/webroot/files/helpers/capture.php

@@ -0,0 +1,16 @@
+<?php
+
+$url = $argv[1];
+$saveFileAs = $argv[2];
+
+include('webthumb.php');
+
+$Webthumb = new Webthumb();
+if ($Webthumb->getAndSave($saveFileAs, $url)) {
+	return true;
+} else {
+	return false;
+}
+
+
+?>

app/webroot/files/helpers/webthumb.php

@@ -0,0 +1,91 @@
+<?php  
+/** 
+* This is a simple component to retrieve screenshots from the webthumb's easythumb API 
+* http://webthumb.bluga.net/api-easythumb 
+* 
+* The configuration is quite simple, and though the functions are broken up for individual access,  
+* the only way I ever use this is to use the getAndSave() method 
+* which requests the image from webthumb and saves it to a file you specify. 
+* 
+* @requires cURL // If you are using debian/ubuntu, type in: # sudo apt-get install php5-curl 
+* @author alan@zeroasterisk.com 
+* @version 1.0 
+* tested with cake 1.1.20.7692 
+*/ 
+class Webthumb {
+
+    var $easythumb_url = 'http://webthumb.bluga.net/easythumb.php';
+    var $user_id = '12495';
+    var $api_key = '47525112197f3482d2f483d9eac34ce3';
+    var $default_size = 'medium';
+    var $default_cache = '-1';
+
+    /** 
+    * executes a request from webthumbs, and saves the resulting data as a file of some sort. 
+    * @param string $saveToFile full filename to save as (eg: /var/www/filepath/filename.jpg) 
+    * @param string $urlToThumbnail Site to thumbnail, full URL including protocol (eg: http://google.com) 
+    * @param string $size [null] Size of the thumbnail to return small, medium1, medium2, large 
+    * @param string $cache [null] The # of days old a cached version of the thumbnail can be -1 to 30 
+    * @return bool 
+    */ 
+    function getAndSave($saveToFile,$urlToThumbnail,$size=null,$cache=null) { 
+        $url = $this->makeEasythumbURL($urlToThumbnail,$size,$cache); 
+        $data = $this->curl_get($url); 
+        //if (!class_exists('File')) { uses('file'); } 
+        //$file = new File($saveToFile, true); 
+        //return $file->write($data,'w'); 
+		file_put_contents($saveToFile, $data);
+    }
+
+    /** 
+    * executes a request from webthumbs 
+    * @param string $urlToThumbnail Site to thumbnail, full URL including protocol (eg: http://google.com) 
+    * @param string $size [null] Size of the thumbnail to return small, medium1, medium2, large 
+    * @param string $cache [null] The # of days old a cached version of the thumbnail can be -1 to 30 
+    * @return string binary file data 
+    */ 
+    function get($urlToThumbnail,$size=null,$cache=null) { 
+        $url = $this->makeEasythumbURL($urlToThumbnail,$size,$cache); 
+        return $this->curl_get($url); 
+    }
+
+    /** 
+    * creates the appropriate URL format to request from webthumbs 
+    * @param string $urlToThumbnail Site to thumbnail, full URL including protocol (eg: http://google.com) 
+    * @param string $size [null] Size of the thumbnail to return small, medium1, medium2, large 
+    * @param string $cache [null] The # of days old a cached version of the thumbnail can be -1 to 30 
+    * @return string $url 
+    */ 
+    function makeEasythumbURL($urlToThumbnail,$size=null,$cache=null) { 
+        $unEncodedUrlToThumbnail = $urlToThumbnail; 
+        $urlToThumbnail = urlencode($urlToThumbnail); 
+        $size = urlencode((empty($size))?$size:$this->default_size);
+        $cache = urlencode((empty($cache))?$cache:$this->default_cache); 
+        $hash = md5(date('Ymd').$unEncodedUrlToThumbnail.$this->api_key); 
+        return "{$this->easythumb_url}?user={$this->user_id}&url={$urlToThumbnail}&size={$size}&cache={$cache}&hash={$hash}"; 
+    }
+
+    /** 
+    * cURL get the requested URL (and optional POST data) 
+    * @param string $url 
+    * @return string $curlResult 
+    */ 
+    function curl_get($url) { 
+        if (!function_exists('curl_init')) { 
+            die('Sorry - you need CURL and php5-curl (CURL module for php5).. If you are using debian/ubuntu, type in: # sudo apt-get install php5-curl'); 
+        } 
+        $ch = curl_init(); 
+        curl_setopt($ch, CURLOPT_URL, $url); 
+        curl_setopt ($ch, CURLOPT_HTTPHEADER, array("Content-Type: text/xml")); 
+        //curl_setopt ($ch, CURLOPT_HEADER, 0); 
+        curl_setopt ($ch, CURLOPT_DNS_CACHE_TIMEOUT, 480); // 0 = forever, 5 = 5 seconds 
+        curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, 480); // 0 = forever, 5 = 5 seconds 
+        curl_setopt ($ch, CURLOPT_TIMEOUT, 480); // 0 = forever, 5 = 5 seconds 
+        curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1); 
+        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); 
+        $curlResult = trim(curl_exec($ch)); 
+        curl_close ($ch); 
+        return $curlResult; 
+    } 
+} 
+?>