Make it optional to generate the <enclosure/> element

[tweeper.git] / tweeper.php

diff --git a/tweeper.php b/tweeper.php
index 11e062b..bdba04d 100644 (file)
--- a/tweeper.php
+++ b/tweeper.php
@@ -88,7 +88,7 @@ function generate_enclosure($url)
 
 class Tweeper {
 
-  public function __construct($stylesheet) {
+  public function __construct($stylesheet, $generate_enclosure = FALSE) {
     $stylesheet_contents = $this->get_contents($stylesheet);
 
     $xslDoc = new DOMDocument();
@@ -96,6 +96,7 @@ class Tweeper {
 
     $this->xsltProcessor = new XSLTProcessor();
     $this->xsltProcessor->registerPHPFunctions();
+    $this->xsltProcessor->setParameter('', 'generateEnclosure', $generate_enclosure);
     $this->xsltProcessor->importStylesheet($xslDoc);
   }
 
@@ -135,35 +136,54 @@ class Tweeper {
 function usage($argv)
 {
   if (php_sapi_name() != 'cli')
-    $usage = htmlentities("{$_SERVER['SCRIPT_NAME']}?src_url=<src_url>");
+    $usage = htmlentities("{$_SERVER['SCRIPT_NAME']}?src_url=<src_url>&generate_enclosure=<0|1>");
   else
-    $usage = "{$argv[0]} <src_url>\n";
+    $usage = "{$argv[0]} [-e|-h|--help] <src_url>\n";
 
   return "usage: $usage";
 }
 
 function parse_options_cli($argv, $argc)
 {
-  $options = array();
+  $options = array(
+    'generate_enclosure' => FALSE
+  );
 
   if ($argc < 2)
     return $options;
 
-  if ($argv[1] == "-h" || $argv[1] == "--help")
-    echo usage($argv);
-  else
-    $options['src_url'] = $argv[1];
+  $cli_options = getopt("eh", array("help"));
+  foreach ($cli_options as $opt => $val) {
+    switch ($opt) {
+    case 'e':
+      $options['generate_enclosure'] = TRUE;
+      break;
+    case 'h':
+    case 'help':
+      echo usage($argv);
+      exit(0);
+    default:
+      die(usage($argv));
+    }
+  }
+
+  $options['src_url'] = $argv[count($cli_options) + 1];
 
   return $options;
 }
 
 function parse_options_query_string()
 {
-  $options = array();
+  $options = array(
+    'generate_enclosure' => FALSE
+  );
 
   if (isset($_GET['src_url']))
     $options['src_url'] = $_GET['src_url'];
 
+  if (isset($_GET['generate_enclosure']))
+    $options['generate_enclosure'] = $_GET['generate_enclosure'] == 1;
+
   return $options;
 }
 
@@ -184,5 +204,5 @@ $stylesheet = __DIR__ . "/rss_converter_" . $url["host"] . ".xsl";
 if (FALSE === file_exists($stylesheet))
   die("Conversion to RSS not supported: {$url["host"]}\n");
 
-$tweeper = new Tweeper($stylesheet);
+$tweeper = new Tweeper($stylesheet, $options['generate_enclosure']);
 echo $tweeper->tweep($options['src_url']);