refactor "which link to show" logic

[friendica.git] / include / bbcode.php

diff --git a/include/bbcode.php b/include/bbcode.php
index 1522ea374cf67a3d16236278619181bfc3ec7233..89a14988a26709663a65043c329b6fca63847d00 100644 (file)
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -1,26 +1,37 @@
 <?php
+require_once("include/oembed.php");
        // BBcode 2 HTML was written by WAY2WEB.net
-       // Made to work with Mistpark - Mike Macgirvin
+       // extended to work with Mistpark/Friendika - Mike Macgirvin
+
+function bbcode($Text,$preserve_nl = false) {
 
-function bbcode($Text) {
        // Replace any html brackets with HTML Entities to prevent executing HTML or script
        // Don't use strip_tags here because it breaks [url] search by replacing & with amp
+
        $Text = str_replace("<", "&lt;", $Text);
        $Text = str_replace(">", "&gt;", $Text);
 
        // Convert new line chars to html <br /> tags
+
        $Text = nl2br($Text);
+       if($preserve_nl)
+               $Text = str_replace(array("\n","\r"), array('',''),$Text);
 
        // Set up the parameters for a URL search string
-       $URLSearchString = " a-zA-Z0-9\:\/\-\?\&\.\=\_\~\#\'";
+       $URLSearchString = "^\[\]";
        // Set up the parameters for a MAIL search string
-       $MAILSearchString = $URLSearchString . " a-zA-Z0-9\.@";
+       $MAILSearchString = $URLSearchString;
 
        // Perform URL Search
-       $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/", '<a href="$1" target="_blank">$1</a>', $Text);
-       $Text = preg_replace("(\[url\=([$URLSearchString]*)\](.+?)\[/url\])", '<a href="$1" target="_blank">$2</a>', $Text);
+
+
+       $Text = preg_replace("/([^\]\=]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\.\=\_\~\#\'\%\$\!\+\,]+)/", ' <a href="$2" target="external-link">$2</a>', $Text);
+
+       $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/", '<a href="$1" target="external-link">$1</a>', $Text);
+       $Text = preg_replace("(\[url\=([$URLSearchString]*)\](.+?)\[/url\])", '<a href="$1" target="external-link">$2</a>', $Text);
        //$Text = preg_replace("(\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[/url\])", '<a href="$1" target="_blank">$2</a>', $Text);
 
+
        // Perform MAIL Search
        $Text = preg_replace("(\[mail\]([$MAILSearchString]*)\[/mail\])", '<a href="mailto:$1">$1</a>', $Text);
        $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.+?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
@@ -41,10 +52,10 @@ function bbcode($Text) {
        $Text = preg_replace("(\[o\](.+?)\[\/o\])is",'<span class="overline">$1</span>',$Text);
 
        // Check for colored text
-       $Text = preg_replace("(\[color=(.+?)\](.+?)\[\/color\])is","<span style=\"color: $1\">$2</span>",$Text);
+       $Text = preg_replace("(\[color=(.+?)\](.+?)\[\/color\])is","<span style=\"color: $1;\">$2</span>",$Text);
 
        // Check for sized text
-       $Text = preg_replace("(\[size=(.+?)\](.+?)\[\/size\])is","<span style=\"font-size: $1px\">$2</span>",$Text);
+       $Text = preg_replace("(\[size=(.+?)\](.+?)\[\/size\])is","<span style=\"font-size: $1;\">$2</span>",$Text);
 
        // Check for list text
        $Text = preg_replace("/\[list\](.+?)\[\/list\]/is", '<ul class="listbullet">$1</ul>' ,$Text);
@@ -69,14 +80,26 @@ function bbcode($Text) {
          
        // Images
        // [img]pathtoimage[/img]
-       $Text = preg_replace("/\[img\](.+?)\[\/img\]/", '<img src="$1">', $Text);
+       $Text = preg_replace("/\[img\](.+?)\[\/img\]/", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
+
+       // html5 video and audio
+
+       $Text = preg_replace("/\[video\](.+?)\[\/video\]/", '<video src="$1" controls="controls" width="425" height="350"><a href="$1">$1</a></video>', $Text);
+
+       $Text = preg_replace("/\[audio\](.+?)\[\/audio\]/", '<audio src="$1" controls="controls"><a href="$1">$1</a></audio>', $Text);
+
          
        // [img=widthxheight]image source[/img]
        $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.+?)\[\/img\]/", '<img src="$3" height="$2" width="$1">', $Text);
 
        // Youtube extensions
-        $Text = preg_replace("/\[youtube\]http:\/\/www.youtube.com\/watch\?v\=(.+?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text); 
-       $Text = preg_replace("/\[youtube\](.+?)\[\/youtube\]/", '<object width="425" height="350"><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
+        $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.+?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text); 
+       $Text = preg_replace("/\[youtube\](.+?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
+
+       // oembed tag
+       $Text = oembed_bbcode2html($Text);
+
+       call_hooks('bbcode',$Text);
 
        return $Text;
 }