X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fbbcode.php;h=a587d8c38075e5f6da2dfc066801492d8f6f8eaa;hb=7ac30330c6cb12a42419607d2883d63b4f59b379;hp=a90be5de70f00b6fe2669f3b3eeaf3ff6b79be28;hpb=8d7d46ae7a4a2ff049491f1c4b053fc55e8f0e13;p=friendica.git diff --git a/include/bbcode.php b/include/bbcode.php index a90be5de70..a587d8c380 100644 --- a/include/bbcode.php +++ b/include/bbcode.php @@ -3,7 +3,32 @@ require_once("include/oembed.php"); require_once('include/event.php'); +function bb_cleanstyle($st) { + return "".$st[2].""; +} + +function bb_cleanclass($st) { + return "".$st[2].""; +} + +function cleancss($input) { + + $cleaned = ""; + + $input = strtolower($input); + for ($i = 0; $i < strlen($input); $i++) { + $char = substr($input, $i, 1); + + if (($char >= "a") and ($char <= "z")) + $cleaned .= $char; + + if (!(strpos(" #;:0123456789", $char) === false)) + $cleaned .= $char; + } + + return($cleaned); +} function stripcode_br_cb($s) { return '[code]' . str_replace('
', '', $s[1]) . '[/code]'; @@ -47,6 +72,89 @@ function bb_unspacefy_and_trim($st) { return $unspacefied; } +function bb_find_open_close($s, $open, $close, $occurance = 1) { + + if($occurance < 1) + $occurance = 1; + + $start_pos = -1; + for($i = 1; $i <= $occurance; $i++) { + if( $start_pos !== false) + $start_pos = strpos($s, $open, $start_pos + 1); + } + + if( $start_pos === false) + return false; + + $end_pos = strpos($s, $close, $start_pos); + + if( $end_pos === false) + return false; + + $res = array( 'start' => $start_pos, 'end' => $end_pos ); + + return $res; +} + +function get_bb_tag_pos($s, $name, $occurance = 1) { + + if($occurance < 1) + $occurance = 1; + + $start_open = -1; + for($i = 1; $i <= $occurance; $i++) { + if( $start_open !== false) + $start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags + } + + if( $start_open === false) + return false; + + $start_equal = strpos($s, '=', $start_open); + $start_close = strpos($s, ']', $start_open); + + if( $start_close === false) + return false; + + $start_close++; + + $end_open = strpos($s, '[/' . $name . ']', $start_close); + + if( $end_open === false) + return false; + + $res = array( 'start' => array('open' => $start_open, 'close' => $start_close), + 'end' => array('open' => $end_open, 'close' => $end_open + strlen('[/' . $name . ']')) ); + if( $start_equal !== false) + $res['start']['equal'] = $start_equal + 1; + + return $res; +} + +function bb_tag_preg_replace($pattern, $replace, $name, $s) { + + $string = $s; + + $occurance = 1; + $pos = get_bb_tag_pos($string, $name, $occurance); + while($pos !== false && $occurance < 1000) { + + $start = substr($string, 0, $pos['start']['open']); + $subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']); + $end = substr($string, $pos['end']['close']); + if($end === false) + $end = ''; + + $subject = preg_replace($pattern, $replace, $subject); + $string = $start . $subject . $end; + + $occurance++; + $pos = get_bb_tag_pos($string, $name, $occurance); + } + + return $string; +} + if(! function_exists('bb_extract_images')) { function bb_extract_images($body) { @@ -106,12 +214,103 @@ function bb_replace_images($body, $images) { return $newbody; }} +function bb_ShareAttributes($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]; + + $link = ""; + preg_match("/link='(.*?)'/ism", $attributes, $matches); + if ($matches[1] != "") + $link = $matches[1]; + + preg_match('/link="(.*?)"/ism', $attributes, $matches); + if ($matches[1] != "") + $link = $matches[1]; + + $avatar = ""; + preg_match("/avatar='(.*?)'/ism", $attributes, $matches); + if ($matches[1] != "") + $avatar = $matches[1]; + + preg_match('/avatar="(.*?)"/ism', $attributes, $matches); + if ($matches[1] != "") + $avatar = $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]; + + $posted = ""; + preg_match("/posted='(.*?)'/ism", $attributes, $matches); + if ($matches[1] != "") + $posted = $matches[1]; + + preg_match('/posted="(.*?)"/ism', $attributes, $matches); + if ($matches[1] != "") + $posted = $matches[1]; + $reldate = (($posted) ? " " . relative_date($posted) : ''); + + $headline = '
'; + + if ($avatar != "") + $headline .= ''; + + $headline .= sprintf(t('%s wrote the following post'.$reldate.':'), $profile, $author, $link); + + $headline .= "
"; + + $text = $headline.'
'.trim($match[2])."
"; + + return($text); +} + +function bb_ShareAttributesSimple($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]; + + $text = "
".html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8').' '.$author.":
»".$match[2]."«"; + + return($text); +} // BBcode 2 HTML was written by WAY2WEB.net // extended to work with Mistpark/Friendica - Mike Macgirvin -function bbcode($Text,$preserve_nl = false, $tryoembed = true) { +function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = false) { + + $stamp1 = microtime(true); $a = get_app(); @@ -123,6 +322,10 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text); + // Move all spaces out of the tags + $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text); + $Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text); + // Extract the private images which use data url's since preg has issues with // large data sizes. Stash them away while we do bbcode conversion, and then put them back // in after we've done all the regex matching. We cannot use any preg functions to do this. @@ -144,6 +347,17 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $Text = str_replace("<", "<", $Text); $Text = str_replace(">", ">", $Text); + // remove some newlines before the general conversion + $Text = preg_replace("/\s?\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","[share$1]$2[/share]",$Text); + $Text = preg_replace("/\s?\[quote(.*?)\]\s?(.*?)\s?\[\/quote\]\s?/ism","[quote$1]$2[/quote]",$Text); + + $Text = preg_replace("/\n\[code\]/ism", "[code]", $Text); + $Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text); + + // when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems + if (!$tryoembed) + $Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","\n[share$1$2]$3[/share]",$Text); + // Convert new line chars to html
tags // nlbr seems to be hopelessly messed up @@ -151,7 +365,19 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { // We'll emulate it. + $Text = trim($Text); $Text = str_replace("\r\n","\n", $Text); + + // removing multiplicated newlines + if (get_config("system", "remove_multiplicated_lines")) { + $search = array("\n\n\n", "\n ", " \n", "[/quote]\n\n", "\n[/quote]"); + $replace = array("\n\n", "\n", "\n", "[/quote]\n", "[/quote]"); + do { + $oldtext = $Text; + $Text = str_replace($search, $replace, $Text); + } while ($oldtext != $Text); + } + $Text = str_replace(array("\r","\n"), array('
','
'), $Text); if($preserve_nl) @@ -167,7 +393,7 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { // Perform URL Search - $Text = preg_replace("/([^\]\=]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1$2', $Text); + $Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1$2', $Text); if ($tryoembed) $Text = preg_replace_callback("/\[bookmark\=([^\]]*)\].*?\[\/bookmark\]/ism",'tryoembed',$Text); @@ -220,6 +446,12 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { // Check for list text $Text = str_replace("[*]", "
  • ", $Text); + // Check for style sheet commands + $Text = preg_replace_callback("(\[style=(.*?)\](.*?)\[\/style\])ism","bb_cleanstyle",$Text); + + // Check for CSS classes + $Text = preg_replace_callback("(\[class=(.*?)\](.*?)\[\/class\])ism","bb_cleanclass",$Text); + // handle nested lists $endlessloop = 0; @@ -312,10 +544,19 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { // [img]pathtoimage[/img] $Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '' . t('Image/photo') . '', $Text); + // Shared content + if (!$simplehtml) + $Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributes",$Text); + else + $Text = preg_replace_callback("/\[share(.*?)\](.*?)\[\/share\]/ism","bb_ShareAttributesSimple",$Text); + + $Text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism",'
    ' . t('Encrypted content') . '
    ', $Text); + $Text = preg_replace("/\[crypt=(.*?)\](.*?)\[\/crypt\]/ism",'
    ' . t('Encrypted content') . '
    ', $Text); + // Try to Oembed if ($tryoembed) { - $Text = preg_replace("/\[video\](.*?\.(ogg|ogv|oga|ogm|webm|mp4))\[\/video\]/ism", '', $Text); + $Text = preg_replace("/\[video\](.*?\.(ogg|ogv|oga|ogm|webm|mp4))\[\/video\]/ism", '', $Text); $Text = preg_replace("/\[audio\](.*?\.(ogg|ogv|oga|ogm|webm|mp4|mp3))\[\/audio\]/ism", '', $Text); $Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text); @@ -329,7 +570,7 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { if ($tryoembed) - $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '', $Text); + $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '', $Text); else $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '$1', $Text); @@ -345,7 +586,7 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text); if ($tryoembed) - $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '', $Text); + $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '', $Text); else $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", "http://www.youtube.com/watch?v=$1", $Text); @@ -359,7 +600,7 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text); if ($tryoembed) - $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '', $Text); + $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '', $Text); else $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", "http://vimeo.com/$1", $Text); @@ -397,16 +638,20 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $Text = preg_replace('/\[\&\;([#a-z0-9]+)\;\]/','&$1;',$Text); + $Text = preg_replace('/\&\#039\;/','\'',$Text); + $Text = preg_replace('/\"\;/','"',$Text); // fix any escaped ampersands that may have been converted into links $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text); + $Text = preg_replace("/\<(.*?)(src|href)=\"[^hfm](.*?)\>/ism",'<$1$2="">',$Text); if($saved_image) $Text = bb_replace_images($Text, $saved_image); // Clean up the HTML by loading and saving the HTML with the DOM // Only do it when it has to be done - for performance reasons - if (!$tryoembed) { + // Update: Now it is done every time - since bad structured html can break a whole page + //if (!$tryoembed) { $doc = new DOMDocument(); $doc->preserveWhiteSpace = false; @@ -421,10 +666,12 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $Text = str_replace('
    • ','', $Text); $Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES'); - } + //} call_hooks('bbcode',$Text); + $a->save_timestamp($stamp1, "parser"); + return $Text; }