增加对空间支持的判断，获取feed方法更强大

lastRSS.php

@@ -1,7 +1,7 @@
 <?php
 /*
 Plugin Name: Rss订阅
-Version: 1.3.2
+Version: 1.3.3
 Plugin URL: http://xiaosong.org/tech/the-official-releas-of-rss-subscribe-plugin
 Description: 订阅朋友的博客feed，显示在自己博客~
 Author: 小松
@@ -93,15 +93,15 @@ function updateFeed($id, $url, $title){
 }
 function getTitle($rss_url){
 	global $rssparser;
-	$rss = $rssparser->get($rss_url);
+	$rss = $rssparser->Get($rss_url);
 	return $rss['title'];
 }
 function updateLogs(){
 	global $rssparser, $DB, $lastRSS_is_urlshort, $lastRSS_is_blank;
 	$feeds = getRssFeeds();
 	while ($item = $DB->fetch_array($feeds)) {
-		$rss = $rssparser->get($item['url']);
+		$rss = $rssparser->Get($item['url']);
-		if(!empty($rss['items']))
+		if(!empty($rss['items'])) {
 			foreach ($rss['items'] as $key => $data) {
 				$rssid = $item['id'];
 				$hash = md5($data['title']);
@@ -117,6 +117,7 @@ function updateLogs(){
 			}
 		}
 	}
+}
 function displayLog(){
 	global $DB, $lastRSS_item_num;
 	$sql = "SELECT rssid,log FROM ".DB_PREFIX."rsslogs ORDER BY id DESC limit $lastRSS_item_num";

lastRSS_callback.php

@@ -1,5 +1,6 @@
 <?php
 function callback_init(){
+	if (!get_cfg_var("allow_url_fopen") && !extension_loaded('curl') && !function_exists('file_get_contents')) emMsg('该插件需要开启“allow_url_fopen”或“curl”或“file_get_contents”。请联系空间商开启！'); 
 	$DB = MySql::getInstance();
 	$is_exist_rssfeeds_query = $DB->query('show tables like "'.DB_PREFIX.'rssfeeds"');
 	$is_exist_rsslogs_query = $DB->query('show tables like "'.DB_PREFIX.'rsslogs"');

lastRSS_class.php

@@ -126,18 +126,44 @@ class lastRSS {
 		return strtr ($string, $trans_tbl);
 	}
 
+	// -------------------------------------------------------------------
+	// Get remote file or open url
+	// -------------------------------------------------------------------
+	function getRemoteFile ($url){
+		$results = '';
+		$context = stream_context_create(array(
+	    'http' => array(
+	      'timeout' => 3
+	    ) 
+		));
+	  if (get_cfg_var('allow_url_fopen')) {
+	    $f = fopen($url, 'r');
+	    while (!feof($f)) {
+				$results .= fgets($f, 4096);
+			}
+			fclose($f);
+	  } else if (extension_loaded('curl')) {
+	    $ch = curl_init();
+	    curl_setopt($ch, CURLOPT_URL, $url);
+	    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+	    curl_setopt($ch, CURLOPT_TIMEOUT, 5);
+	    curl_setopt($ch, CURLOPT_USERAGENT, 'PHP Curl/emlog Rss订阅插件');
+	    $results = curl_exec($ch);
+	    curl_close($ch);
+	  } else {
+	  	$results = file_get_contents($url, 0, $context);
+	  }
+	  return $results;
+	}
+
 	// -------------------------------------------------------------------
 	// Parse() is private method used by Get() to load and parse RSS file.
 	// Don't use Parse() in your scripts - use Get($rss_file) instead.
 	// -------------------------------------------------------------------
 	function Parse ($rss_url) {
 		// Open and load RSS file
-		if ($f = @fopen($rss_url, 'r')) {
+		$rss_content = $this->getRemoteFile($rss_url);
-			$rss_content = '';
+		if (!empty($rss_content)) {
-			while (!feof($f)) {
-				$rss_content .= fgets($f, 4096);
-			}
-			fclose($f);
 
 			// Parse document encoding
 			$result['encoding'] = $this->my_preg_match("'encoding=[\'\"](.*?)[\'\"]'si", $rss_content);

lastRSS_setting.php

@@ -61,34 +61,8 @@ function plugin_setting_view(){
 	endif;
 }
 ?>
-</ol>
-<script type="text/javascript">
-	$(function(){
-		$body = (window.opera) ? (document.compatMode == "CSS1Compat" ? $("html") : $("body")) : $("html,body");
-		$("#lastRSS").addClass('sidebarsubmenu1');
-		$(".entry").dblclick(function(){
-			var feedUrl = $(this).children("#data-url").attr("data"),
-				feedId = $(this).children("#data-id").attr("data"),
-				feedTitle = $(this).children("#data-title").attr("data");
-			$("#modify_url").val(feedUrl);
-			$("#modify_title").val(feedTitle);
-			$("#modify_id").val(feedId);
-			$("#lastRSS_form_modify").slideDown(400,function(){
-				$body.animate({
-					scrollTop: $(this).offset().top - 40
-				}, 500);
-				$("#modify_url").focus();
-			});
-		});
-		$("#cancel_update").click(function(){
-			$("#lastRSS_form_modify").slideUp(200,function(){
-				$("#modify_url").blur();
-			});
-			return false;
-		})
-	})
-</script>
 <?php
+function plugin_setting(){
 	$do = isset($_GET['do']) ? addslashes($_GET['do']) : '';
 	if ($do == 'del') {
 		$id = intval($_GET['id']);
@@ -145,4 +119,32 @@ if ($do == 'del') {
 		fclose($fp);
 		header("Location:plugin.php?plugin=lastRSS&setting=true");
 	}
+}
 ?>
+</ol>
+<script type="text/javascript">
+	$(function(){
+		$body = (window.opera) ? (document.compatMode == "CSS1Compat" ? $("html") : $("body")) : $("html,body");
+		$("#lastRSS").addClass('sidebarsubmenu1');
+		$(".entry").dblclick(function(){
+			var feedUrl = $(this).children("#data-url").attr("data"),
+				feedId = $(this).children("#data-id").attr("data"),
+				feedTitle = $(this).children("#data-title").attr("data");
+			$("#modify_url").val(feedUrl);
+			$("#modify_title").val(feedTitle);
+			$("#modify_id").val(feedId);
+			$("#lastRSS_form_modify").slideDown(400,function(){
+				$body.animate({
+					scrollTop: $(this).offset().top - 40
+				}, 500);
+				$("#modify_url").focus();
+			});
+		});
+		$("#cancel_update").click(function(){
+			$("#lastRSS_form_modify").slideUp(200,function(){
+				$("#modify_url").blur();
+			});
+			return false;
+		})
+	})
+</script>