first commit

wp-content/plugins/wp-all-import/helpers/get_file_curl.php

@@ -0,0 +1,183 @@
+<?php
+
+if ( ! function_exists('get_file_curl') ):
+
+	function get_file_curl($url, $fullpath, $to_variable = false, $iteration = false) {				
+		
+		if ( ! preg_match('%^(http|ftp)s?://%i', $url) ) return false;
+
+		$response = wp_remote_get($url);
+
+		if ( ! is_wp_error($response) and ( ! isset($response['response']['code']) or isset($response['response']['code']) and ! in_array($response['response']['code'], array(401, 403, 404))) ) 
+		{
+			$rawdata = wp_remote_retrieve_body( $response );
+
+			if (empty($rawdata))
+			{
+				$result = pmxi_curl_download($url, $fullpath, $to_variable);					
+				if ( ! $result and $iteration === false)
+				{
+					$new_url = wp_all_import_translate_uri($url);
+					return ($new_url !== $url) ? get_file_curl($new_url, $fullpath, $to_variable, true) : $result;
+				}
+				return $result;
+			}
+
+			if ( ! @file_put_contents($fullpath, $rawdata) ) 
+			{
+				$fp = fopen($fullpath,'w');
+			    fwrite($fp, $rawdata);
+			    fclose($fp);
+			}													
+
+		    if ( preg_match('%\W(svg)$%i', basename($fullpath)) or preg_match('%\W(jpg|jpeg|gif|png|webp)$%i', basename($fullpath)) and ( ! ($image_info = apply_filters('pmxi_getimagesize', @getimagesize($fullpath), $fullpath)) or ! in_array($image_info[2], wp_all_import_supported_image_types()) ) )
+			{			
+				$result = pmxi_curl_download($url, $fullpath, $to_variable);	
+				if ( ! $result and $iteration === false)
+				{
+					$new_url = wp_all_import_translate_uri($url);
+					return ($new_url !== $url) ? get_file_curl($new_url, $fullpath, $to_variable, true) : $result;
+				}
+				return $result;
+			}
+			
+		    return ($to_variable) ? $rawdata : true;
+
+		}
+		else
+		{
+
+            $use_only_wp_http_api = apply_filters('wp_all_import_use_only_wp_http_api', false);
+
+            if ( false == $use_only_wp_http_api ){
+                $curl = pmxi_curl_download($url, $fullpath, $to_variable);
+
+                if ($curl === false and $iteration === false)
+                {
+                    $new_url = wp_all_import_translate_uri($url);
+                    return ($new_url !== $url) ? get_file_curl($new_url, $fullpath, $to_variable, true) : ( is_wp_error($response) ? $response : false );
+                }
+
+                return ($curl === false) ? ( is_wp_error($response) ? $response : false ) : $curl;
+            }
+
+            return $response;
+		}
+	}
+
+endif;
+
+if ( ! function_exists('pmxi_curl_download') ) {
+
+	function pmxi_curl_download($url, $fullpath, $to_variable){
+
+		if ( ! function_exists('curl_version') ) return false;
+		
+		$ch = curl_init($url);
+		curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+		$rawdata = curl_exec_follow($ch);	    	    
+
+	    $result = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+	    
+		curl_close ($ch);
+
+		if ( empty($rawdata) ) return false;
+
+		if (!@file_put_contents($fullpath, $rawdata)){
+			$fp = fopen($fullpath,'w');	    
+		    fwrite($fp, $rawdata);
+		    fclose($fp);			
+		}
+
+        if ( preg_match('%\W(jpg|jpeg|gif|png|webp)$%i', basename($fullpath)) and ( ! ($image_info = apply_filters('pmxi_getimagesize', @getimagesize($fullpath), $fullpath)) or ! in_array($image_info[2], wp_all_import_supported_image_types()))) {
+            return false;
+        }
+
+	    return ($result == 200) ? (($to_variable) ? $rawdata : true) : false;
+	}
+
+}
+
+if ( ! function_exists('curl_exec_follow') ):
+
+	function curl_exec_follow($ch, &$maxredirect = null) {
+	  
+	  $mr = $maxredirect === null ? 5 : intval($maxredirect);
+
+	  if (ini_get('open_basedir') == '' && ini_get('safe_mode' == 'Off')) {
+
+	    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, $mr > 0);
+	    curl_setopt($ch, CURLOPT_MAXREDIRS, $mr);
+	    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+	    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+
+	  } else {
+	    
+	    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
+
+	    if ($mr > 0)
+	    {
+	      $original_url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
+	      $newurl = $original_url;
+	      
+	      $url_data = parse_url($newurl);
+
+	      if (!empty($url_data['user']) and !empty($url_data['pass'])){
+	      	curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_ANY );
+			curl_setopt($ch, CURLOPT_USERPWD, $url_data['user']. ":" . $url_data['pass']); 
+			$newurl = $url_data['scheme'] . '://' . $url_data['host'];
+            if (!empty($url_data['port'])){
+                $newurl .= ':' . $url_data['port'];
+            }
+            $newurl .= $url_data['path'];
+			if (!empty($url_data['query']))
+			{
+				$newurl .= '?' . $url_data['query'];	
+			}
+	      }
+
+	      $rch = curl_copy_handle($ch);
+	      
+	      curl_setopt($rch, CURLOPT_HEADER, true);
+	      curl_setopt($rch, CURLOPT_NOBODY, true);
+	      curl_setopt($rch, CURLOPT_FORBID_REUSE, false);
+
+	      do
+	      {
+	        curl_setopt($rch, CURLOPT_URL, $newurl);
+	        $header = curl_exec($rch);
+	        if (curl_errno($rch)) {
+	          $code = 0;
+	        } else {
+	          $code = curl_getinfo($rch, CURLINFO_HTTP_CODE);
+	          if ($code == 301 || $code == 302) {
+	            preg_match('/Location:(.*?)\n/', $header, $matches);
+	            $newurl = trim(array_pop($matches));
+	            
+	            // if no scheme is present then the new url is a
+	            // relative path and thus needs some extra care
+	            if(!preg_match("/^https?:/i", $newurl)){
+	              $newurl = $original_url . $newurl;
+	            }   
+	          } else {
+	            $code = 0;
+	          }
+	        }
+	      } while ($code && --$mr);
+	      
+	      curl_close($rch);
+	      
+	      if (!$mr)
+	      {
+	        if ($maxredirect !== null)	        
+	        	$maxredirect = 0;
+	        
+	        return false;
+	      }
+	      curl_setopt($ch, CURLOPT_URL, $newurl);
+	    }
+	  }
+	  return curl_exec($ch);
+	}
+	
+endif;