From 435e2dae0e9204afd7288c14748e88f680276969 Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Mon, 11 Nov 2013 00:21:00 -0800
Subject: display encrypted text inline

---
 include/bbcode.php      |  7 +++++--
 js/crypto.js            | 18 ++++++++++++++++--
 version.inc             |  2 +-
 view/tpl/jot-header.tpl | 36 ++++++++++++++++++++++++++++++++++++
 4 files changed, 58 insertions(+), 5 deletions(-)

diff --git a/include/bbcode.php b/include/bbcode.php
index de71eb4e3..271cace73 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -121,7 +121,9 @@ function bb_parse_crypt($match) {
 	if ($matches[1] != "")
 		$hint = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
 
-	$Text = '<br/><img src="' . z_root() . '/images/lock_icon.gif" onclick="red_decrypt(\'' .  $algorithm . '\',\'' . $hint . '\',\'' . $match[2] . '\');" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br />';
+	$x = random_string();
+
+	$Text = '<br/><div id="' . $x . '"><img src="' . z_root() . '/images/lock_icon.gif" onclick="red_decrypt(\'' .  $algorithm . '\',\'' . $hint . '\',\'' . $match[2] . '\',\'#' . $x . '\');" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /></div><br />';
 
 	return $Text;
 
@@ -496,7 +498,8 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) {
 	}
 
 	if (strpos($Text,'[/crypt]') !== false) {	
-		$Text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism",'<br/><img src="' .$a->get_baseurl() . '/images/lock_icon.gif" onclick="red_decrypt(\'rot13\',\'\',\'$1\');" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br />', $Text);
+		$x = random_string();
+		$Text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism",'<br/><div id="' . $x . '"><img src="' .$a->get_baseurl() . '/images/lock_icon.gif" onclick="red_decrypt(\'rot13\',\'\',\'$1\',\'#' . $x . '\');" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br /></div>', $Text);
 		$Text = preg_replace_callback("/\[crypt (.*?)\](.*?)\[\/crypt\]/ism", 'bb_parse_crypt', $Text);
 	}
 	// Try to Oembed
diff --git a/js/crypto.js b/js/crypto.js
index bed1525cd..6970229ce 100644
--- a/js/crypto.js
+++ b/js/crypto.js
@@ -33,14 +33,23 @@ function red_encrypt(alg, elem,text) {
 
 	var text = $(elem).val();
 
+	// key and hint need to be localised
+
 	var enc_key = prompt('key');
 
+	// If you don't provide a key you get rot13, which doesn't need a key
+	// but consequently isn't secure.  
+
 	if(! enc_key)
 		alg = 'rot13';
 
 	if((alg == 'rot13') || (alg == 'triple-rot13'))
 		newdiv = "[crypt alg='rot13']" + str_rot13(text) + '[/crypt]';
 	else if(alg == 'aes256') {
+
+		// This is the prompt we're going to use when the receiver tries to open it.
+		// Maybe "Grandma's maiden name" or "our secret place" or something. 
+
 		var enc_hint = prompt('hint');
 
 		enc_text = CryptoJS.AES.encrypt(text,enc_key);
@@ -66,7 +75,7 @@ function red_encrypt(alg, elem,text) {
 //	}
 }
 
-function red_decrypt(alg,hint,text) {
+function red_decrypt(alg,hint,text,elem) {
 
 	var enc_text = '';
 
@@ -78,8 +87,13 @@ function red_decrypt(alg,hint,text) {
 		enc_text = CryptoJS.AES.decrypt(text,enc_key);
 	}
 
-	alert(enc_text.toString(CryptoJS.enc.Utf8));
+	// Not sure whether to drop this back in the conversation display.
+	// It probably needs a lightbox or popup window because any conversation 
+	// updates could 
+	// wipe out the text and make you re-enter the key if it was in the
+	// conversation. For now we do that so you can read it.
 
+	$(elem).html(b2h(enc_text.toString(CryptoJS.enc.Utf8)));
 }
 	
 	
diff --git a/version.inc b/version.inc
index ee9cd8d7a..e352254ae 100644
--- a/version.inc
+++ b/version.inc
@@ -1 +1 @@
-2013-11-10.493
+2013-11-11.494
diff --git a/view/tpl/jot-header.tpl b/view/tpl/jot-header.tpl
index 05928bc32..4457a6d52 100755
--- a/view/tpl/jot-header.tpl
+++ b/view/tpl/jot-header.tpl
@@ -361,6 +361,42 @@ function enableOnUser(){
 	};
 
 
+    function b2h(s) {
+		var y = s;
+		function rep(re, str) {
+			y = y.replace(re,str);
+		};
+
+			rep(/\n/gi,"<br />");
+			rep(/\[b\]/gi,"<strong>");
+			rep(/\[\/b\]/gi,"</strong>");
+			rep(/\[i\]/gi,"<em>");
+			rep(/\[\/i\]/gi,"</em>");
+			rep(/\[u\]/gi,"<u>");
+			rep(/\[\/u\]/gi,"</u>");
+			rep(/\[hr\]/gi,"<hr />");
+			rep(/\[url=([^\]]+)\](.*?)\[\/url\]/gi,"<a href=\"$1\">$2</a>");
+			rep(/\[url\](.*?)\[\/url\]/gi,"<a href=\"$1\">$1</a>");
+			rep(/\[img=(.*?)x(.*?)\](.*?)\[\/img\]/gi,"<img width=\"$1\" height=\"$2\" src=\"$3\" />");
+			rep(/\[img\](.*?)\[\/img\]/gi,"<img src=\"$1\" />");
+
+			rep(/\[list\](.*?)\[\/list\]/gi, '<ul class="listbullet" style="list-style-type: circle;">$1</ul>');
+			rep(/\[list=\](.*?)\[\/list\]/gi, '<ul class="listnone" style="list-style-type: none;">$1</ul>');
+			rep(/\[list=1\](.*?)\[\/list\]/gi, '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>');
+			rep(/\[list=i\](.*?)\[\/list\]/gi,'<ul class="listlowerroman" style="list-style-type: lower-roman;">$1</ul>');
+			rep(/\[list=I\](.*?)\[\/list\]/gi, '<ul class="listupperroman" style="list-style-type: upper-roman;">$1</ul>');
+			rep(/\[list=a\](.*?)\[\/list\]/gi, '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$1</ul>');
+			rep(/\[list=A\](.*?)\[\/list\]/gi, '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$1</ul>');
+			rep(/\[li\](.*?)\[\/li\]/gi, '<li>$1</li>');
+			rep(/\[color=(.*?)\](.*?)\[\/color\]/gi,"<span style=\"color: $1;\">$2</span>");
+			rep(/\[size=(.*?)\](.*?)\[\/size\]/gi,"<span style=\"font-size: $1;\">$2</span>");
+			rep(/\[code\](.*?)\[\/code\]/gi,"<code>$1</code>");
+			rep(/\[quote.*?\](.*?)\[\/quote\]/gi,"<blockquote>$1</blockquote>");
+
+		return y; 
+	};
+
+
 	{{$geotag}}
 
 </script>
-- 
cgit v1.2.3