diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/bbcode.php | 21 | ||||
| -rw-r--r-- | include/text.php | 22 |
2 files changed, 43 insertions, 0 deletions
diff --git a/include/bbcode.php b/include/bbcode.php index bb9144b1d..84f0f3dda 100644 --- a/include/bbcode.php +++ b/include/bbcode.php @@ -4,6 +4,8 @@ * @brief BBCode related functions for parsing, etc. */ +use Zotlabs\Lib\SvgSanitizer; + require_once('include/oembed.php'); require_once('include/event.php'); require_once('include/zot.php'); @@ -267,6 +269,22 @@ function bb_parse_app($match) { return Zotlabs\Lib\Apps::app_render($app); } +function bb_svg($match) { + + $params = str_replace(['<br>', '"'], [ '', '"'],$match[1]); + $Text = str_replace([ '[',']' ], [ '<','>' ], $match[2]); + + $output = '<svg' . (($params) ? $params : ' width="100%" height="480" ') . '>' . str_replace(['<br>', '"', ' '], [ '', '"', ' '],$Text) . '</svg>'; + + $purify = new SvgSanitizer(); + $purify->loadXML($output); + $purify->sanitize(); + $output = $purify->saveSVG(); + $output = preg_replace("/\<\?xml(.*?)\?\>/",'',$output); + return $output; +} + + function bb_parse_element($match) { $j = json_decode(base64url_decode($match[1]),true); @@ -1289,6 +1307,9 @@ function bbcode($Text, $options = []) { $Text = preg_replace_callback("/\[zaudio\](.*?\.(ogg|ogv|oga|ogm|webm|mp4|mp3|opus|m4a))\[\/zaudio\]/ism", 'tryzrlaudio', $Text); } + // SVG stuff + $Text = preg_replace_callback("/\[svg(.*?)\](.*?)\[\/svg\]/ism", 'bb_svg', $Text); + // Try to Oembed if ($tryoembed) { if (strpos($Text,'[/video]') !== false) { diff --git a/include/text.php b/include/text.php index 54ad9ec7a..2496ca934 100644 --- a/include/text.php +++ b/include/text.php @@ -9,6 +9,8 @@ use Michelf\MarkdownExtra; use Ramsey\Uuid\Uuid; use Ramsey\Uuid\Exception\UnsatisfiedDependencyException; +use Zotlabs\Lib\SvgSanitizer; + require_once("include/bbcode.php"); // random string, there are 86 characters max in text mode, 128 for hex @@ -3648,3 +3650,23 @@ function new_uuid() { return $hash; } + + +function svg2bb($s) { + + $s = preg_replace("/\<text (.*?)\>(.*?)\<(.*?)\<\/text\>/", '<text $1>$2<$3</text>', $s); + $s = preg_replace("/\<text (.*?)\>(.*?)\>(.*?)\<\/text\>/", '<text $1>$2>$3</text>', $s); + $s = preg_replace("/\<text (.*?)\>(.*?)\[(.*?)\<\/text\>/", '<text $1>$2[$3</text>', $s); + $s = preg_replace("/\<text (.*?)\>(.*?)\](.*?)\<\/text\>/", '<text $1>$2]$3</text>', $s); + $s = utf8_encode($s); + $purify = new SvgSanitizer(); + if ($purify->loadXML($s)) { + $purify->sanitize(); + $output = $purify->saveSVG(); + $output = preg_replace("/\<\?xml(.*?)\>/",'',$output); + $output = preg_replace("/\<\!\-\-(.*?)\-\-\>/",'',$output); + $output = str_replace(['<','>'],['[',']'],$output); + return $output; + } + return EMPTY_STR; +} |