classes/feeditem/rss.php

   1 <?php
   2 class FeedItem_RSS {
   3         private $elem;
   4
   5         function __construct($elem) {
   6                 $this->elem = $elem;
   7         }
   8
   9         function get_id() {
  10                 $id = $this->elem->getElementsByTagName("guid")->item(0);
  11
  12                 if ($id) {
  13                         return $id->nodeValue;
  14                 } else {
  15                         return $this->get_link();
  16                 }
  17         }
  18
  19         function get_date() {
  20                 $pubDate = $this->elem->getElementsByTagName("pubDate")->item(0);
  21
  22                 if ($pubDate) {
  23                         return strtotime($pubDate->nodeValue);
  24                 }
  25         }
  26
  27         function get_link() {
  28                 $link = $this->elem->getElementsByTagName("link")->item(0);
  29
  30                 if ($link) {
  31                         return $link->nodeValue;
  32                 }
  33         }
  34
  35         function get_title() {
  36                 $title = $this->elem->getElementsByTagName("title")->item(0);
  37
  38                 if ($title) {
  39                         return $title->nodeValue;
  40                 }
  41         }
  42
  43         function get_content() {
  44                 $content = $this->elem->getElementsByTagName("description")->item(0);
  45
  46                 if ($content) {
  47                         return $content->nodeValue;
  48                 }
  49         }
  50
  51         function get_description() {
  52                 $summary = $this->elem->getElementsByTagName("description")->item(0);
  53
  54                 if ($summary) {
  55                         return $summary->nodeValue;
  56                 }
  57         }
  58
  59         // todo
  60         function get_comments_url() {
  61
  62         }
  63
  64         // todo
  65         function get_comments_count() {
  66
  67         }
  68
  69         function get_categories() {
  70                 $categories = $this->elem->getElementsByTagName("category");
  71                 $cats = array();
  72
  73                 foreach ($categories as $cat) {
  74                         array_push($cats, $cat->nodeValue);
  75                 }
  76
  77                 return $cats;
  78         }
  79
  80         function get_enclosures() {
  81                 $enclosures = $this->elem->getElementsByTagName("enclosure");
  82
  83                 $encs = array();
  84
  85                 foreach ($enclosures as $enclosure) {
  86                         $enc = new FeedEnclosure();
  87
  88                         $enc->type = $enclosure->getAttribute("type");
  89                         $enc->link = $enclosure->getAttribute("url");
  90                         $enc->length = $enclosure->getAttribute("length");
  91
  92                         array_push($encs, $enc);
  93                 }
  94
  95                 return $encs;
  96         }
  97
  98         function get_author() {
  99                 $author = $this->elem->getElementsByTagName("author")->item(0);
 100
 101                 if ($author) {
 102                         $name = $author->getElementsByTagName("name")->item(0);
 103
 104                         if ($name) return $name->nodeValue;
 105
 106                         $email = $author->getElementsByTagName("email")->item(0);
 107
 108                         if ($email) return $email->nodeValue;
 109
 110                 }
 111         }
 112 }
 113 ?>