X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fbb2diaspora.php;h=fc05e720f4f7b1c7a16896532d7e534d315cc7d1;hb=3b101c9d98a95057943edd1f5b5094d9bd852e3e;hp=9ede42f6c7a66fab7597566296584d4e3968c3fc;hpb=2aa67d67f508067fcb821ec9f816cdc921c18d8a;p=friendica.git diff --git a/include/bb2diaspora.php b/include/bb2diaspora.php index 9ede42f6c7..fc05e720f4 100644 --- a/include/bb2diaspora.php +++ b/include/bb2diaspora.php @@ -5,68 +5,9 @@ require_once("include/event.php"); require_once("library/markdown.php"); require_once("include/html2bbcode.php"); require_once("include/bbcode.php"); -require_once("include/markdownify/markdownify.php"); +require_once("library/html-to-markdown/HTML_To_Markdown.php"); -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 $string; -} - // we don't want to support a bbcode specific markdown interpreter // and the markdown library we have is pretty good, but provides HTML output. // So we'll use that to convert to HTML, then convert the HTML back to bbcode, @@ -74,35 +15,35 @@ function bb_tag_preg_replace($pattern, $replace, $name, $s) { function diaspora2bb($s) { - // for testing purposes: Collect raw markdown articles - // $file = tempnam("/tmp/friendica/", "markdown"); - // file_put_contents($file, $s); - $s = html_entity_decode($s,ENT_COMPAT,'UTF-8'); - // Too many new lines. So deactivated the following line - // $s = str_replace("\r","\n",$s); - // Simply remove cr. + // Remove CR to avoid problems with following code $s = str_replace("\r","",$s); - //
is invalid. Replace it with the valid expression - $s = str_replace("
","
",$s); + $s = str_replace("\n"," \n",$s); - $s = preg_replace('/\@\{(.+?)\; (.+?)\@(.+?)\}/','@[url=https://$3/u/$2]$1[/url]',$s); + // The parser cannot handle paragraphs correctly + $s = str_replace(array("

", "

", '

'),array("
", "
", "
"),$s); - // Escaping the hash tags - doesn't always seem to work - // $s = preg_replace('/\#([^\s\#])/','\\#$1',$s); - // This seems to work + // Escaping the hash tags $s = preg_replace('/\#([^\s\#])/','#$1',$s); $s = Markdown($s); + $s = preg_replace('/\@\{(.+?)\; (.+?)\@(.+?)\}/','@[url=https://$3/u/$2]$1[/url]',$s); + $s = str_replace('#','#',$s); -// we seem to have double linebreaks -// $s = str_replace("\n",'
',$s); + + $search = array(" \n", "\n "); + $replace = array("\n", "\n"); + do { + $oldtext = $s; + $s = str_replace($search, $replace, $s); + } while ($oldtext != $s); + + $s = str_replace("\n\n", "
", $s); $s = html2bbcode($s); -// $s = str_replace('*','*',$s); // protect the recycle symbol from turning into a tag, but without unescaping angles and naked ampersands $s = str_replace('♲',html_entity_decode('♲',ENT_QUOTES,'UTF-8'),$s); @@ -113,7 +54,7 @@ function diaspora2bb($s) { //$s = preg_replace("/([^\]\=]|^)(https?\:\/\/)(vimeo|youtu|www\.youtube|soundcloud)([a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2$3$4]$2$3$4[/url]',$s); $s = bb_tag_preg_replace("/\[url\=?(.*?)\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/url\]/ism",'[youtube]$2[/youtube]','url',$s); $s = bb_tag_preg_replace("/\[url\=https?:\/\/www.youtube.com\/watch\?v\=(.*?)\].*?\[\/url\]/ism",'[youtube]$1[/youtube]','url',$s); - $s = bb_tag_preg_replace("/\[url\=?(.*?)\]https?:\/ \/vimeo.com\/([0-9]+)(.*?)\[\/url\]/ism",'[vimeo]$2[/vimeo]','url',$s); + $s = bb_tag_preg_replace("/\[url\=?(.*?)\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/url\]/ism",'[vimeo]$2[/vimeo]','url',$s); $s = bb_tag_preg_replace("/\[url\=https?:\/\/vimeo.com\/([0-9]+)\](.*?)\[\/url\]/ism",'[vimeo]$1[/vimeo]','url',$s); // remove duplicate adjacent code tags $s = preg_replace("/(\[code\])+(.*?)(\[\/code\])+/ism","[code]$2[/code]", $s); @@ -124,282 +65,64 @@ function diaspora2bb($s) { return $s; } +function bb2diaspora($Text,$preserve_nl = false, $fordiaspora = true) { -function stripdcode_br_cb($s) { - return '[code]' . str_replace('
', "\n\t", $s[1]) . '[/code]'; -} - - -////////////////////// -// The following "diaspora_ul" and "diaspora_ol" are only appropriate for the -// pre-Markdownify conversion. If Markdownify isn't used, use the non-Markdownify -// versions below -////////////////////// -/* -function diaspora_ul($s) { - // Replace "[*]" followed by any number (including zero) of - // spaces by "* " to match Diaspora's list format - if( strpos($s[0], "[list]") === 0 ) - return '

'; - elseif( strpos($s[0], "[ul]") === 0 ) - return ''; - else - return $s[0]; -} - + $a = get_app(); -function diaspora_ol($s) { - // A hack: Diaspora will create a properly-numbered ordered list even - // if you use '1.' for each element of the list, like: - // 1. First element - // 1. Second element - // 1. Third element - if( strpos($s[0], "[list=1]") === 0 ) - return ''; - elseif( strpos($s[0], "[list=i]") === 0 ) - return ''; - elseif( strpos($s[0], "[list=I]") === 0 ) - return ''; - elseif( strpos($s[0], "[list=a]") === 0 ) - return ''; - elseif( strpos($s[0], "[list=A]") === 0 ) - return ''; - elseif( strpos($s[0], "[ol]") === 0 ) - return ''; - else - return $s[0]; -} -*/ - -////////////////////// -// Non-Markdownify versions of "diaspora_ol" and "diaspora_ul" -////////////////////// -function diaspora_ul($s) { - // Replace "[\\*]" followed by any number (including zero) of - // spaces by "* " to match Diaspora's list format - return preg_replace("/\[\\\\\*\]( *)/", "* ", $s[1]); -} + $OriginalText = $Text; -function diaspora_ol($s) { - // A hack: Diaspora will create a properly-numbered ordered list even - // if you use '1.' for each element of the list, like: - // 1. First element - // 1. Second element - // 1. Third element - return preg_replace("/\[\\\\\*\]( *)/", "1. ", $s[1]); -} + // Since Diaspora is creating a summary for links, this function removes them before posting + if ($fordiaspora) + $Text = bb_remove_share_information($Text); + /** + * Transform #tags, strip off the [url] and replace spaces with underscore + */ + $URLSearchString = "^\[\]"; + $Text = preg_replace_callback("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/i", create_function('$match', + 'return \'#\'. str_replace(\' \', \'_\', $match[2]);' + ), $Text); -function bb2diaspora($Text,$preserve_nl = false, $fordiaspora = true) { - - // Re-enabling the converter again. - // The bbcode parser now handles youtube-links (and the other stuff) correctly. - // Additionally the html code is now fixed so that lists are now working. // Converting images with size parameters to simple images. Markdown doesn't know it. $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $Text); - // the following was added on 10-January-2012 due to an inability of Diaspora's - // new javascript markdown processor to handle links with images as the link "text" - // It is not optimal and may be removed if this ability is restored in the future - //if ($fordiaspora) - // $Text = preg_replace("/\[url\=([^\[\]]*)\]\s*\[img\](.*?)\[\/img\]\s*\[\/url\]/ism", - // "[url]$1[/url]\n[img]$2[/img]", $Text); - // Convert it to HTML - don't try oembed - $Text = bbcode($Text, $preserve_nl, false); - - // Now convert HTML to Markdown - $md = new Markdownify(false, false, false); - $Text = $md->parseString($Text); - - // If the text going into bbcode() has a plain URL in it, i.e. - // with no [url] tags around it, it will come out of parseString() - // looking like: , which gets removed by strip_tags(). - // So take off the angle brackets of any such URL - $Text = preg_replace("//is", "http$1", $Text); - - // Remove all unconverted tags - $Text = strip_tags($Text); - - -/* Old routine - - $ev = bbtoevent($Text); + if ($fordiaspora) { + $Text = bbcode($Text, $preserve_nl, false, 3); - // 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 + // Add all tags that maybe were removed + if (preg_match_all("/#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",$OriginalText, $tags)) { + $tagline = ""; + foreach($tags[2] as $tag) + if (!strpos($Text, "#".$tag)) + $tagline .= "#".$tag." "; - $Text = str_replace("<", "<", $Text); - $Text = str_replace(">", ">", $Text); + $Text = $Text."
".$tagline; + } - // If we find any event code, turn it into an event. - // After we're finished processing the bbcode we'll - // replace all of the event code with a reformatted version. + } else + $Text = bbcode($Text, $preserve_nl, false, 4); - if($preserve_nl) - $Text = str_replace(array("\n","\r"), array('',''),$Text); - else - // Remove the "return" character, as Diaspora uses only the "newline" - // character, so having the "return" character can cause signature - // failures - $Text = str_replace("\r", "", $Text); + // mask some special HTML chars from conversation to markdown + $Text = str_replace(array('<','>','&'),array('&_lt_;','&_gt_;','&_amp_;'),$Text); + // If a link is followed by a quote then there should be a newline before it + // Maybe we should make this newline at every time before a quote. + $Text = str_replace(array("
"), array("
"), $Text); - // Set up the parameters for a URL search string - $URLSearchString = "^\[\]"; - // Set up the parameters for a MAIL search string - $MAILSearchString = $URLSearchString; - - // Perform URL Search - - // [img]pathtoimage[/img] - - // the following was added on 10-January-2012 due to an inability of Diaspora's - // new javascript markdown processor to handle links with images as the link "text" - // It is not optimal and may be removed if this ability is restored in the future - - $Text = preg_replace("/\[url\=([$URLSearchString]*)\]\[img\](.*?)\[\/img\]\[\/url\]/ism", - '![' . t('image/photo') . '](' . '$2' . ')' . "\n" . '[' . t('link') . '](' . '$1' . ')', $Text); - - $Text = preg_replace("/\[bookmark\]([$URLSearchString]*)\[\/bookmark\]/ism", '[$1]($1)', $Text); - $Text = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism", '[$2]($1)', $Text); - - $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '[$1]($1)', $Text); - $Text = preg_replace("/\#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[#$2]($1)', $Text); - $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[$2]($1)', $Text); - - - $Text = preg_replace("/\[img\](.*?)\[\/img\]/", '![' . t('image/photo') . '](' . '$1' . ')', $Text); - $Text = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/", '![' . t('image/photo') . '](' . '$2' . ')', $Text); - - // Perform MAIL Search - $Text = preg_replace("(\[mail\]([$MAILSearchString]*)\[/mail\])", '[$1](mailto:$1)', $Text); - $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '[$2](mailto:$1)', $Text); - - $Text = str_replace('*', '\\*', $Text); - $Text = str_replace('_', '\\_', $Text); - - $Text = str_replace('`','\\`', $Text); - - // Check for bold text - $Text = preg_replace("(\[b\](.*?)\[\/b\])is",'**$1**',$Text); - - // Check for italics text - $Text = preg_replace("(\[i\](.*?)\[\/i\])is",'_$1_',$Text); - - // Check for underline text - // Replace with italics since Diaspora doesn't have underline - $Text = preg_replace("(\[u\](.*?)\[\/u\])is",'_$1_',$Text); - - // Check for strike-through text - $Text = preg_replace("(\[s\](.*?)\[\/s\])is",'**[strike]**$1**[/strike]**',$Text); - - // Check for over-line text -// $Text = preg_replace("(\[o\](.*?)\[\/o\])is",'$1',$Text); - - // Check for colored text - // Remove color since Diaspora doesn't support it - $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])is","$2",$Text); - - // Check for sized text - // Remove it since Diaspora doesn't support sizes very well - $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])is","$2",$Text); - - // Check for list text - $endlessloop = 0; - while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) || - ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) || - ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) || - ((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) { - $Text = preg_replace_callback("/\[list\](.*?)\[\/list\]/is", 'diaspora_ul', $Text); - $Text = preg_replace_callback("/\[list=1\](.*?)\[\/list\]/is", 'diaspora_ol', $Text); - $Text = preg_replace_callback("/\[list=i\](.*?)\[\/list\]/s",'diaspora_ol', $Text); - $Text = preg_replace_callback("/\[list=I\](.*?)\[\/list\]/s", 'diaspora_ol', $Text); - $Text = preg_replace_callback("/\[list=a\](.*?)\[\/list\]/s", 'diaspora_ol', $Text); - $Text = preg_replace_callback("/\[list=A\](.*?)\[\/list\]/s", 'diaspora_ol', $Text); - $Text = preg_replace_callback("/\[ul\](.*?)\[\/ul\]/is", 'diaspora_ul', $Text); - $Text = preg_replace_callback("/\[ol\](.*?)\[\/ol\]/is", 'diaspora_ol', $Text); - $Text = preg_replace("/\[li\]( *)(.*?)\[\/li\]/s", '* $2' ,$Text); - } - - // Just get rid of table tags since Diaspora doesn't support tables - $Text = preg_replace("/\[th\](.*?)\[\/th\]/s", '$1' ,$Text); - $Text = preg_replace("/\[td\](.*?)\[\/td\]/s", '$1' ,$Text); - $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/s", '$1' ,$Text); - $Text = preg_replace("/\[table\](.*?)\[\/table\]/s", '$1' ,$Text); - - $Text = preg_replace("/\[table border=(.*?)\](.*?)\[\/table\]/s", '$2' ,$Text); -// $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/s", '$1
' ,$Text); - - -// $Text = str_replace("[*]", "
  • ", $Text); + $stamp1 = microtime(true); - // Check for font change text -// $Text = preg_replace("(\[font=(.*?)\](.*?)\[\/font\])","$2",$Text); - - - $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/is",'stripdcode_br_cb',$Text); - - // Check for [code] text - $Text = preg_replace("/(\[code\])+(.*?)(\[\/code\])+/is","\t$2\n", $Text); - - - - - // Declare the format for [quote] layout - // $QuoteLayout = '
    $1
    '; - // Check for [quote] text - $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/is",">$1\n\n", $Text); - $Text = preg_replace("/\[quote=(.*?)\](.*?)\[\/quote\]/is",">$2\n\n", $Text); - - // Images - - // html5 video and audio - - $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '$1', $Text); - - $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '$1', $Text); - -// $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/", '', $Text); - - // [img=widthxheight]image source[/img] -// $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/", '', $Text); - - $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'http://www.youtube.com/watch?v=$1',$Text); - $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'http://www.youtube.com/watch?v=$1',$Text); - $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'http://www.youtube.com/watch?v=$1',$Text); - $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", 'http://www.youtube.com/watch?v=$1', $Text); - - $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'http://vimeo.com/$1',$Text); - $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'http://vimeo.com/$1',$Text); - $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", 'http://vimeo.com/$1',$Text); - - - $Text = str_replace('[nosmile]','',$Text); - - // oembed tag - // $Text = oembed_bbcode2html($Text); - - // If we found an event earlier, strip out all the event code and replace with a reformatted version. - - if(x($ev,'start')) { - - $sub = format_event_diaspora($ev); - - $Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/is",'',$Text); - $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/is",'',$Text); - $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/is",$sub,$Text); - $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/is",'',$Text); - $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/is",'',$Text); - $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is",'',$Text); - } + // Now convert HTML to Markdown + $Text = new HTML_To_Markdown($Text); - $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text); + // unmask the special chars back to HTML + $Text = str_replace(array('&_lt_;','&_gt_;','&_amp_;'),array('<','>','&'),$Text); - $Text = preg_replace_callback('/\[(.*?)\]\((.*?)\)/ism','unescape_underscores_in_links',$Text); + $a->save_timestamp($stamp1, "parser"); -*/ + // Libertree has a problem with escaped hashtags. + $Text = str_replace(array('\#'), array('#'), $Text); // Remove any leading or trailing whitespace, as this will mess up // the Diaspora signature verification and cause the item to disappear @@ -429,22 +152,22 @@ function format_event_diaspora($ev) { $o .= '**' . (($ev['summary']) ? bb2diaspora($ev['summary']) : bb2diaspora($ev['desc'])) . '**' . "\n"; $o .= t('Starts:') . ' ' . '[' - . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC', + . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC', $ev['start'] , $bd_format )) - : day_translate(datetime_convert('UTC', 'UTC', + : day_translate(datetime_convert('UTC', 'UTC', $ev['start'] , $bd_format))) . '](' . $a->get_baseurl() . '/localtime/?f=&time=' . urlencode(datetime_convert('UTC','UTC',$ev['start'])) . ")\n"; if(! $ev['nofinish']) - $o .= t('Finishes:') . ' ' . '[' - . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC', + $o .= t('Finishes:') . ' ' . '[' + . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC', $ev['finish'] , $bd_format )) - : day_translate(datetime_convert('UTC', 'UTC', + : day_translate(datetime_convert('UTC', 'UTC', $ev['finish'] , $bd_format ))) . '](' . $a->get_baseurl() . '/localtime/?f=&time=' . urlencode(datetime_convert('UTC','UTC',$ev['finish'])) . ")\n"; if(strlen($ev['location'])) - $o .= t('Location:') . bb2diaspora($ev['location']) + $o .= t('Location:') . bb2diaspora($ev['location']) . "\n"; $o .= "\n";