php 分析rss代码

rss

1. function my_headlines($url) {
2. $rdf = parse_url($url);
3. $fp = fsockopen($rdf['host'], 80, $errno, $errstr, 15);
4. if (!$fp) {
5. $content = "Problema!";
6. return;
7. }
8. if ($fp) {
9. fputs($fp, "GET " . $rdf['path'] . "?" . $rdf['query'] . " HTTP/1.0\r\n");
10. fputs($fp, "HOST: " . $rdf['host'] . "\r\n\r\n");
11. $string = "";
12. while(!feof($fp)) {
13. $pagetext = fgets($fp,300);
14. $string .= chop($pagetext);
15. }
16. fputs($fp,"Connection: close\r\n\r\n");
17. fclose($fp);
18. $items = explode("",$string);
19. $content = "";
20. for ($i=0;$i10;$i++) {
21. $link = ereg_replace(".*","",$items[$i]);
22. $link = ereg_replace(".*","",$link);
23. $title2 = ereg_replace(".*,"",$items[$i]);
24. $title2 = ereg_replace(".*","",$title2);
25. if ($items[$i] == "") {
26. $content = "";
27. return;
28. } else {
29. if (strcmp($link,$title)) {
30. $cont = 1;
31. $content .= "img src=\"images/arrow.gif\" border=\"0\" hspace=\"5\">a href=\"$link\" target=\"new\">$title2a>br>\n";
32. }
33. }
34. }
35. }
36. echo "$content";
37. }
39. my_headlines
40. ?>