tweeper.php: check curl_exec() return value

[tweeper.git] / tweeper.php

diff --git a/tweeper.php b/tweeper.php
index f7e0a88..b1809ed 100644 (file)
--- a/tweeper.php
+++ b/tweeper.php
@@ -89,6 +89,9 @@ class Tweeper {
       CURLOPT_USERAGENT => Tweeper::$userAgent,
     ));
     $contents = curl_exec($ch);
+    if (FALSE === $contents) {
+      trigger_error(curl_error($ch));
+    }
     curl_close($ch);
 
     return $contents;
@@ -111,6 +114,9 @@ class Tweeper {
     ));
     curl_exec($ch);
     $url_info = curl_getinfo($ch);
+    if (FALSE === $url_info) {
+      trigger_error(curl_error($ch));
+    }
     curl_close($ch);
 
     return $url_info;
@@ -121,7 +127,9 @@ class Tweeper {
    */
   public static function generateEnclosure($url) {
     $supported_content_types = array(
+      "application/octet-stream",
       "application/ogg",
+      "application/pdf",
       "audio/aac",
       "audio/mp4",
       "audio/mpeg",
@@ -139,11 +147,7 @@ class Tweeper {
       "video/ogg",
     );
 
-    // The RSS specification says that the enclosure element URL must be http.
-    // See http://sourceforge.net/p/feedvalidator/bugs/72/
-    $http_url = preg_replace("/^https/", "http", $url);
-
-    $url_info = Tweeper::getUrlInfo($http_url);
+    $url_info = Tweeper::getUrlInfo($url);
 
     $supported = in_array($url_info['content_type'], $supported_content_types);
     if (!$supported) {
@@ -151,9 +155,13 @@ class Tweeper {
       return '';
     }
 
+    // The RSS specification says that the enclosure element URL must be http.
+    // See http://sourceforge.net/p/feedvalidator/bugs/72/
+    $http_url = preg_replace("/^https/", "http", $url_info['url']);
+
     $dom = new DOMDocument();
     $enc = $dom->createElement('enclosure');
-    $enc->setAttribute('url', $url_info['url']);
+    $enc->setAttribute('url', $http_url);
     $enc->setAttribute('length', $url_info['download_content_length']);
     $enc->setAttribute('type', $url_info['content_type']);