<?php
+/**
+ * Module: update_profile
+ * Purpose: AJAX synchronisation of profile page
+ */
-require_once('mod/profile.php');
-
+require_once("mod/profile.php");
function update_profile_content(&$a) {
+ $profile_uid = intval($_GET["p"]);
+
header("Content-type: text/html");
echo "<!DOCTYPE html><html><body>\r\n";
- echo (($_GET['msie'] == 1) ? '<div>' : '<section>');
- echo str_replace("\t",' ',profile_content($a,true));
- echo (($_GET['msie'] == 1) ? '</div>' : '</section>');
+
+ // We can remove this hack once Internet Explorer recognises HTML5 natively
+ echo "<section>";
+
+ /**
+ * Grab the page inner contents by calling the content function from the profile module directly,
+ * but move any image src attributes to another attribute name. This is because
+ * some browsers will prefetch all the images for the page even if we don't need them.
+ * The only ones we need to fetch are those for new page additions, which we'll discover
+ * on the client side and then swap the image back.
+ */
+
+ $text = profile_content($a, $profile_uid);
+
+ $pattern = "/<img([^>]*) src=\"([^\"]*)\"/";
+ $replace = "<img\${1} dst=\"\${2}\"";
+ $text = preg_replace($pattern, $replace, $text);
+
+ if (get_pconfig(local_user(), "system", "bandwith_saver")) {
+ $replace = "<br />".t("[Embedded content - reload page to view]")."<br />";
+ $pattern = "/<\s*audio[^>]*>(.*?)<\s*\/\s*audio>/i";
+ $text = preg_replace($pattern, $replace, $text);
+ $pattern = "/<\s*video[^>]*>(.*?)<\s*\/\s*video>/i";
+ $text = preg_replace($pattern, $replace, $text);
+ $pattern = "/<\s*embed[^>]*>(.*?)<\s*\/\s*embed>/i";
+ $text = preg_replace($pattern, $replace, $text);
+ $pattern = "/<\s*iframe[^>]*>(.*?)<\s*\/\s*iframe>/i";
+ $text = preg_replace($pattern, $replace, $text);
+ }
+
+ // reportedly some versions of MSIE don't handle tabs in XMLHttpRequest documents very well
+ echo str_replace("\t", " ", $text);
+ echo "</section>";
echo "</body></html>\r\n";
killme();
-
}
\ No newline at end of file