X-Git-Url: https://git.ao2.it/tweeper.git/blobdiff_plain/c133c5d67b7d4130b8ec5aec3b972a865d4705ff..7ec1925e01b1aba945c76b240063751ec81973b6:/tweeper.php

diff --git a/tweeper.php b/tweeper.php
index 7630e0a..817452b 100644
--- a/tweeper.php
+++ b/tweeper.php
@@ -44,30 +44,39 @@ 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);
+  }
+
+  /**
+   * Convert string to UpperCamelCase.
+   */
+  public static function toUpperCamelCase($str, $delim = ' ') {
+    $str_upper = ucwords($str, $delim);
+    $str_camel_case = str_replace($delim, '', $str_upper);
+    return $str_camel_case;
   }
 
   /**
    * Get the contents from a URL.
    */
-  private static function getContents($url) {
+  private static function getUrlContents($url) {
     $ch = curl_init($url);
     curl_setopt_array($ch, array(
       CURLOPT_HEADER => FALSE,
@@ -88,7 +97,7 @@ class Tweeper {
   /**
    * Get the headers from a URL.
    */
-  private static function getInfo($url) {
+  private static function getUrlInfo($url) {
     $ch = curl_init($url);
     curl_setopt_array($ch, array(
       CURLOPT_HEADER => TRUE,
@@ -133,7 +142,7 @@ 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) {
@@ -155,7 +164,7 @@ class Tweeper {
   /**
    * Mimic the message from libxml.c::php_libxml_ctx_error_level()
    */
-  private function logXmlError($error) {
+  private static function logXmlError($error) {
     $output = "";
 
     switch ($error->level) {
@@ -196,7 +205,7 @@ class Tweeper {
       return NULL;
     }
 
-    $stylesheet_contents = $this->getContents($stylesheet);
+    $stylesheet_contents = Tweeper::getUrlContents($stylesheet);
 
     $xslDoc = new DOMDocument();
     $xslDoc->loadXML($stylesheet_contents);
@@ -243,7 +252,7 @@ class Tweeper {
   /**
    * Convert the Instagram content to XML.
    */
-  private function get_xml_instagram_com($html) {
+  private function getXmlInstagramCom($html) {
     // Extract the json data from the html code.
     $json_match_expr = '/window._sharedData = (.*);/';
     $ret = preg_match($json_match_expr, $html, $matches);
@@ -258,7 +267,7 @@ class Tweeper {
   /**
    * Make the Facebook HTML processable.
    */
-  private function preprocess_html_facebook_com($html) {
+  private function preprocessHtmlFacebookCom($html) {
     $html = str_replace('<!--', '', $html);
     $html = str_replace('-->', '', $html);
     return $html;
@@ -274,7 +283,7 @@ class Tweeper {
     $xml_errors_value = libxml_use_internal_errors(TRUE);
 
     // If there is a host-specific method to get the xml data, use it!
-    $get_xml_host_method = 'get_xml_' . str_replace(".", "_", $host);
+    $get_xml_host_method = 'getXml' . Tweeper::toUpperCamelCase($host, '.');
     if (method_exists($this, $get_xml_host_method)) {
       $xml_data = call_user_func_array(array($this, $get_xml_host_method), array($html));
       $xmlDoc->loadXML($xml_data);
@@ -284,7 +293,7 @@ class Tweeper {
     }
 
     foreach (libxml_get_errors() as $xml_error) {
-      $this->logXmlError($xml_error);
+      Tweeper::logXmlError($xml_error);
     }
     libxml_clear_errors();
     libxml_use_internal_errors($xml_errors_value);
@@ -310,12 +319,12 @@ class Tweeper {
       return NULL;
     }
 
-    $html = $this->getContents($src_url);
+    $html = Tweeper::getUrlContents($src_url);
     if (FALSE === $html) {
       return NULL;
     }
 
-    $preprocess_html_host_method = 'preprocess_html_' . str_replace(".", "_", $host);
+    $preprocess_html_host_method = 'preprocessHtml' . Tweeper::toUpperCamelCase($host, '.');
     if (method_exists($this, $preprocess_html_host_method)) {
       $html = call_user_func_array(array($this, $preprocess_html_host_method), array($html));
     }
@@ -413,15 +422,15 @@ 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);
 }