diff options
Diffstat (limited to 'include/bb2diaspora.php')
| -rw-r--r-- | include/bb2diaspora.php | 296 |
1 files changed, 106 insertions, 190 deletions
diff --git a/include/bb2diaspora.php b/include/bb2diaspora.php index f15a34e99..0f91c8bc8 100644 --- a/include/bb2diaspora.php +++ b/include/bb2diaspora.php @@ -77,6 +77,25 @@ function share_unshield($m) { } +function diaspora_mention_callback($matches) { + + $webbie = $matches[2]; + $link = ''; + if($webbie) { + $r = q("select * from hubloc left join xchan on hubloc_hash = xchan_hash where hubloc_addr = '%s' limit 1", + dbesc($webbie) + ); + if($r) + $link = $r[0]['xchan_url']; + } + if(! $link) + $link = 'https://' . $matches[3] . '/u/' . $matches[2]; + + return '@[url=' . $link . ']' . trim($matches[1]) . ((substr($mentions[0],-1,1) === '+') ? '+' : '') . '[/url]' ; + +} + + // we don't want to support a bbcode specific markdown interpreter // and the markdown library we have is pretty good, but provides HTML output. @@ -97,7 +116,12 @@ function diaspora2bb($s,$use_zrl = false) { $s = str_replace("<br/>","<br />",$s); $s = str_replace("\n","<br />",$s); - $s = preg_replace('/\@\{(.+?)\; (.+?)\@(.+?)\}/','@[url=https://$3/u/$2]$1[/url]',$s); + +// $s = preg_replace('/\@\{(.+?)\; (.+?)\@(.+?)\}/','@[url=https://$3/u/$2]$1[/url]',$s); + + // first try plustags + $s = preg_replace_callback('/\@\{(.+?)\; (.+?)\@(.+?)\}\+/','diaspora_mention_callback',$s); + $s = preg_replace_callback('/\@\{(.+?)\; (.+?)\@(.+?)\}/','diaspora_mention_callback',$s); // Escaping the hash tags - doesn't always seem to work // $s = preg_replace('/\#([^\s\#])/','\\#$1',$s); @@ -211,6 +235,80 @@ function diaspora_ol($s) { return preg_replace("/\[\\\\\*\]( *)/", "1. ", $s[1]); } +function bb2dmention_callback($match) { + + $r = q("select xchan_addr from xchan where xchan_url = '%s'", + dbesc($match[2]) + ); + + if($r) + return '@{' . $match[3] . ' ; ' . $r[0]['xchan_addr'] . '}'; + return '@' . $match[3]; + +} + + + +function bb2diaspora_itembody($item) { + + if($item['diaspora_meta']) { + $j = json_decode($item['diaspora_meta'],true); + if($j && $j['body']) { + logger('bb2diaspora_itembody: cached '); + return $j['body']; + } + } + + $body = $item['body']; + + if(array_key_exists('item_flags',$item) && ($item['item_flags'] & ITEM_OBSCURED)) { + $key = get_config('system','prvkey'); + $title = (($item['title']) ? crypto_unencapsulate(json_decode($item['title'],true),$key) : ''); + $body = (($item['body']) ? crypto_unencapsulate(json_decode($item['body'],true),$key) : ''); + } + + $body = preg_replace('/\#\^http/i', 'http', $body); + + // protect tags and mentions from hijacking + + if(intval(get_pconfig($item['uid'],'system','prevent_tag_hijacking'))) { + $new_tag = html_entity_decode('⋕',ENT_COMPAT,'UTF-8'); + $new_mention = html_entity_decode('＠',ENT_COMPAT,'UTF-8'); + + // #-tags + $body = preg_replace('/\#\[url/i', $new_tag . '[url', $body); + $body = preg_replace('/\#\[zrl/i', $new_tag . '[zrl', $body); + // @-mentions + $body = preg_replace('/\@\!?\[url/i', $new_mention . '[url', $body); + $body = preg_replace('/\@\!?\[zrl/i', $new_mention . '[zrl', $body); + } + + // remove multiple newlines + do { + $oldbody = $body; + $body = str_replace("\n\n\n", "\n\n", $body); + } while ($oldbody != $body); + + $body = bb2diaspora($body); + + if(strlen($title)) + $body = "## " . $title . "\n\n" . $body; + + if($item['attach']) { + $cnt = preg_match_all('/href=\"(.*?)\"(.*?)title=\"(.*?)\"/ism',$item['attach'],$matches,PREG_SET_ORDER); + if(cnt) { + $body .= "\n" . t('Attachments:') . "\n"; + foreach($matches as $mtch) { + $body .= '[' . $mtch[3] . '](' . $mtch[1] . ')' . "\n"; + } + } + } + + logger('bb2diaspora_itembody : ' . $body); + + return html_entity_decode($body); + +} function bb2diaspora($Text,$preserve_nl = false, $fordiaspora = true) { @@ -221,10 +319,14 @@ function bb2diaspora($Text,$preserve_nl = false, $fordiaspora = true) { /** * Transform #tags, strip off the [url] and replace spaces with underscore */ - $Text = preg_replace_callback('/#\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', create_function('$match', - 'return \'#\'. str_replace(\' \', \'_\', $match[2]);' + $Text = preg_replace_callback('/#\[([zu])rl\=(\w+.*?)\](\w+.*?)\[\/[(zu)]rl\]/i', create_function('$match', + 'return \'#\'. str_replace(\' \', \'_\', $match[3]);' ), $Text); + $Text = preg_replace('/#\^\[([zu])rl\=(\w+.*?)\](\w+.*?)\[\/([zu])rl\]/i', '[$1rl=$2]$3[/$4rl]', $Text); + + $Text = preg_replace_callback('/\@\!?\[([zu])rl\=(\w+.*?)\](\w+.*?)\[\/([zu])rl\]/i', 'bb2dmention_callback', $Text); + // 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]', $Text); @@ -252,195 +354,9 @@ function bb2diaspora($Text,$preserve_nl = false, $fordiaspora = true) { // Remove all unconverted tags $Text = strip_tags($Text); - -/* Old routine - - $ev = bbtoevent($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("<", "<", $Text); - $Text = str_replace(">", ">", $Text); - - // If we find any event code, turn it into an event. - // After we're finished processing the bbcode we'll - // replace all of the event code with a reformatted version. - - if($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); - - - // 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", - '' . "\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("/\[img\](.*?)\[\/img\]/", '', $Text); - $Text = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/", '', $Text); - - $Text = preg_replace("/\[zrl\]([$URLSearchString]*)\[\/zrl\]/ism", '[$1]($1)', $Text); - $Text = preg_replace("/\#\[zrl\=([$URLSearchString]*)\](.*?)\[\/zrl\]/ism", '[#$2]($1)', $Text); - $Text = preg_replace("/\[zrl\=([$URLSearchString]*)\](.*?)\[\/zrl\]/ism", '[$2]($1)', $Text); - - - $Text = preg_replace("/\[zmg\](.*?)\[\/zmg\]/", '', $Text); - $Text = preg_replace("/\[zmg\=(.*?)\](.*?)\[\/zmg\]/", '', $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",'<span class="overline">$1</span>',$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", '<table border="0" >$1</table>' ,$Text); - - -// $Text = str_replace("[*]", "<li>", $Text); - - // Check for font change text -// $Text = preg_replace("(\[font=(.*?)\](.*?)\[\/font\])","<span style=\"font-family: $1;\">$2</span>",$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 = '<blockquote>$1</blockquote>'; - // 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("/\[iframe\](.*?)\[\/iframe\]/", '<iframe src="$1" width="425" height="350"><a href="$1">$1</a></iframe>', $Text); - - // [img=widthxheight]image source[/img] -// $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/", '<img src="$3" style="height:{$2}px; width:{$1}px;" >', $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); - } - - $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text); - - $Text = preg_replace_callback('/\[(.*?)\]\((.*?)\)/ism','unescape_underscores_in_links',$Text); - -*/ - // Remove any leading or trailing whitespace, as this will mess up // the Diaspora signature verification and cause the item to disappear + $Text = trim($Text); call_hooks('bb2diaspora',$Text); |