provide backup copy of post for diaspora reshare and re-fetch

mod/p.php

@@ -0,0 +1,52 @@
+<?php /** @file */
+
+require_once('include/bb2diaspora.php');
+
+// used in Diaspora communications to provide a server copy of a sent post in XML format.
+
+function p_init(&$a) {
+
+	if(argc() < 2)
+		http_status_exit(401);
+
+	$mid = str_replace('.xml','',argv(1));
+
+	$r = q("select * from item where mid = '%s' and (item_flags & %d) and item_private = 0 limit 1",
+		dbesc($mid),
+		intval(ITEM_WALL)
+	);
+
+
+	if((! $r) || (! perm_is_allowed($r[0]['uid'],'','view_stream')))
+		http_status_exit(404);
+
+
+	$c = q("select * from channel where channel_id = %d limit 1",
+		intval($r[0]['uid'])
+	);
+
+	if(! $c)
+		http_status_exit(404);
+
+	$myaddr = $c[0]['channel_address'] . '@' . $a->get_hostname();
+
+	$item = $r[0];
+   
+	$title = $item['title'];
+	$body = bb2diaspora_itembody($item);
+	$created = datetime_convert('UTC','UTC',$item['created'],'Y-m-d H:i:s \U\T\C');
+
+	$tpl = get_markup_template('diaspora_post.tpl');
+	$msg = replace_macros($tpl, array(
+		'$body' => xmlify($body),
+		'$guid' => $item['mid'],
+		'$handle' => xmlify($myaddr),
+		'$public' => 'true',
+		'$created' => $created,
+		'$provider' => (($item['app']) ? $item['app'] : 'redmatrix')
+	));
+
+	header('Content-type: text/xml');
+	echo $msg;
+	killme();
+}