tweeper.php: rename the ERROR_STREAM variable to error_stream

[tweeper.git] / tweeper.php

diff --git a/tweeper.php b/tweeper.php
index 7630e0a..f1a4ba9 100644 (file)
--- a/tweeper.php
+++ b/tweeper.php
@@ -44,30 +44,30 @@ class Tweeper {
   /**
    * Convert numeric Epoch to the date format expected in a RSS document.
    */
-  public static function epoch_to_gmdate($timestamp) {
+  public static function epochToRssDate($timestamp) {
     if (!is_numeric($timestamp) || is_nan($timestamp)) {
       $timestamp = 0;
     }
 
-    return gmdate('D, d M Y H:i:s', $timestamp) . ' GMT';
+    return gmdate(DATE_RSS, $timestamp);
   }
 
   /**
    * Convert generic date string to the date format expected in a RSS document.
    */
-  public static function str_to_gmdate($date) {
+  public static function strToRssDate($date) {
     $timestamp = strtotime($date);
     if (FALSE === $timestamp) {
       $timestamp = 0;
     }
 
-    return Tweeper::epoch_to_gmdate($timestamp);
+    return Tweeper::epochToRssDate($timestamp);
   }
 
   /**
    * Get the contents from a URL.
    */
-  private static function getContents($url) {
+  private static function getUrlContents($url) {
     $ch = curl_init($url);
     curl_setopt_array($ch, array(
       CURLOPT_HEADER => FALSE,
@@ -88,7 +88,7 @@ class Tweeper {
   /**
    * Get the headers from a URL.
    */
-  private static function getInfo($url) {
+  private static function getUrlInfo($url) {
     $ch = curl_init($url);
     curl_setopt_array($ch, array(
       CURLOPT_HEADER => TRUE,
@@ -133,7 +133,7 @@ class Tweeper {
     // See http://sourceforge.net/p/feedvalidator/bugs/72/
     $http_url = preg_replace("/^https/", "http", $url);
 
-    $url_info = Tweeper::getInfo($http_url);
+    $url_info = Tweeper::getUrlInfo($http_url);
 
     $supported = in_array($url_info['content_type'], $supported_content_types);
     if (!$supported) {
@@ -196,7 +196,7 @@ class Tweeper {
       return NULL;
     }
 
-    $stylesheet_contents = $this->getContents($stylesheet);
+    $stylesheet_contents = $this->getUrlContents($stylesheet);
 
     $xslDoc = new DOMDocument();
     $xslDoc->loadXML($stylesheet_contents);
@@ -310,7 +310,7 @@ class Tweeper {
       return NULL;
     }
 
-    $html = $this->getContents($src_url);
+    $html = $this->getUrlContents($src_url);
     if (FALSE === $html) {
       return NULL;
     }
@@ -413,15 +413,15 @@ function parse_options_query_string() {
 
 if (is_cli()) {
   $options = parse_options_cli($argv, $argc);
-  $ERROR_STREAM = fopen('php://stderr', 'w');
+  $error_stream = fopen('php://stderr', 'w');
 }
 else {
   $options = parse_options_query_string();
-  $ERROR_STREAM = fopen('php://output', 'w');
+  $error_stream = fopen('php://output', 'w');
 }
 
 if (!isset($options['src_url'])) {
-  fwrite($ERROR_STREAM, usage(is_cli() ? $argv : NULL));
+  fwrite($error_stream, usage(is_cli() ? $argv : NULL));
   exit(1);
 }