From 7770317f1ede7a0d429262b1fa288e861bd8c879 Mon Sep 17 00:00:00 2001
From: Michael Vogel <icarus@dabo.de>
Date: Sun, 28 Jul 2013 20:38:48 +0200
Subject: [PATCH] Preparations for a more visible reshare when exporting to
 twitter, statusnet or facebook. The oauth-parts are some experimental stuff
 for the statusnet API - but they don't hurt.

---
 include/bbcode.php       | 63 +++++++++++++++++++++++++++++++++++++---
 include/html2plain.php   |  3 ++
 library/OAuth1.php       |  7 +++--
 library/twitteroauth.php |  2 ++
 4 files changed, 69 insertions(+), 6 deletions(-)

diff --git a/include/bbcode.php b/include/bbcode.php
index eaf412c353..62759d192e 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -262,9 +262,9 @@ function bb_ShareAttributes($match) {
         preg_match('/posted="(.*?)"/ism', $attributes, $matches);
         if ($matches[1] != "")
                 $posted = $matches[1];
-		$reldate = (($posted) ? " " . relative_date($posted) : ''); 
+		$reldate = (($posted) ? " " . relative_date($posted) : '');
 
-        $headline = '<div class="shared_header">';
+        $headline = '<br /><div class="shared_header">';
 
 	if ($avatar != "")
 		$headline .= '<img src="'.$avatar.'" height="32" width="32" >';
@@ -300,10 +300,63 @@ function bb_ShareAttributesSimple($match) {
         if ($matches[1] != "")
                 $profile = $matches[1];
 
-        $text = "<br />".html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$author."</a>: <br />»".$match[2]."«";
+	$userid = GetProfileUsername($profile,$author);
+
+        $text = "<br />".html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />»".$match[2]."«";
 
         return($text);
 }
+function bb_ShareAttributesSimple2($match) {
+
+        $attributes = $match[1];
+
+        $author = "";
+        preg_match("/author='(.*?)'/ism", $attributes, $matches);
+        if ($matches[1] != "")
+                $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
+
+        preg_match('/author="(.*?)"/ism', $attributes, $matches);
+        if ($matches[1] != "")
+                $author = $matches[1];
+
+        $profile = "";
+        preg_match("/profile='(.*?)'/ism", $attributes, $matches);
+        if ($matches[1] != "")
+                $profile = $matches[1];
+
+        preg_match('/profile="(.*?)"/ism', $attributes, $matches);
+        if ($matches[1] != "")
+                $profile = $matches[1];
+
+	$userid = GetProfileUsername($profile,$author);
+
+        $text = "<br />".html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />".$match[2];
+
+        return($text);
+}
+
+function GetProfileUsername($profile, $username) {
+	$friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2@$1", $profile);
+	if ($friendica != $profile)
+		return($friendica);
+
+	$diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
+	if ($diaspora != $profile)
+		return($diaspora);
+
+	$StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
+	if ($StatusnetHost != $profile) {
+		$StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
+		if ($StatusnetUser != $profile) {
+			$UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
+			$user = json_decode($UserData);
+			if ($user)
+				return($user->screen_name."@".$StatusnetHost);
+		}
+	}
+
+	return($username);
+}
 
 	// BBcode 2 HTML was written by WAY2WEB.net
 	// extended to work with Mistpark/Friendica - Mike Macgirvin
@@ -553,8 +606,10 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
 	// Shared content
 	if (!$simplehtml)
 		$Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributes",$Text);
-	else
+	elseif ($simplehtml == 1)
 		$Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributesSimple",$Text);
+	elseif ($simplehtml == 2)
+		$Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributesSimple2",$Text);
 
 	$Text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism",'<br/><img src="' .$a->get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br />', $Text);
 	$Text = preg_replace("/\[crypt=(.*?)\](.*?)\[\/crypt\]/ism",'<br/><img src="' .$a->get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . '$1' . ' ' . t('Encrypted content') . '" /><br />', $Text);
diff --git a/include/html2plain.php b/include/html2plain.php
index 677faa9d58..07de829656 100644
--- a/include/html2plain.php
+++ b/include/html2plain.php
@@ -220,6 +220,9 @@ function html2plain($html, $wraplength = 75, $compact = false)
 				//$message .= "\n[".($counter++)."] ".$url;
 	}
 
+	$message = str_replace("\n«", "«\n", $message);
+	$message = str_replace("»\n", "\n»", $message);
+
 	do {
 		$oldmessage = $message;
 		$message = str_replace("\n\n\n", "\n\n", $message);
diff --git a/library/OAuth1.php b/library/OAuth1.php
index 53b905e771..994962a858 100644
--- a/library/OAuth1.php
+++ b/library/OAuth1.php
@@ -423,8 +423,11 @@ class OAuthRequest {
   /**
    * builds the data one would send in a POST request
    */
-  public function to_postdata() {
-    return OAuthUtil::build_http_query($this->parameters);
+  public function to_postdata($raw = false) {
+    if ($raw)
+      return($this->parameters);
+    else
+      return OAuthUtil::build_http_query($this->parameters);
   }
 
   /**
diff --git a/library/twitteroauth.php b/library/twitteroauth.php
index 009ad56bd4..24e831a924 100644
--- a/library/twitteroauth.php
+++ b/library/twitteroauth.php
@@ -184,6 +184,8 @@ class TwitterOAuth {
     switch ($method) {
     case 'GET':
       return $this->http($request->to_url(), 'GET');
+    case 'UPLOAD':
+      return $this->http($request->get_normalized_http_url(), 'POST', $request->to_postdata(true));
     default:
       return $this->http($request->get_normalized_http_url(), $method, $request->to_postdata());
     }