<?php
require_once("include/oembed.php");
-require_once('include/event.php');
+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/markdown.php');
-require_once('include/html2bbcode.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.
$s = Markdown($s);
$s = str_replace('#','#',$s);
-
- $s = str_replace("\n",'<br />',$s);
+// we seem to have double linebreaks
+// $s = str_replace("\n",'<br />',$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);
+
// Convert everything that looks like a link to a link
$s = preg_replace("/([^\]\=]|^)(https?\:\/\/)([a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2$3]$2$3[/url]',$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 = preg_replace("/\[url\=?(.*?)\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/url\]/ism",'[youtube]$2[/youtube]',$s);
- $s = preg_replace("/\[url\=https?:\/\/www.youtube.com\/watch\?v\=(.*?)\].*?\[\/url\]/ism",'[youtube]$1[/youtube]',$s);
- $s = preg_replace("/\[url\=?(.*?)\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/url\]/ism",'[vimeo]$2[/vimeo]',$s);
- $s = preg_replace("/\[url\=https?:\/\/vimeo.com\/([0-9]+)\](.*?)\[\/url\]/ism",'[vimeo]$1[/vimeo]',$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]$1[/vimeo]','url',$s);
// remove duplicate adjacent code tags
$s = preg_replace("/(\[code\])+(.*?)(\[\/code\])+/ism","[code]$2[/code]", $s);
}
+//////////////////////
+// The following "diaspora_ul" and "diaspora_ol" are only appropriate for the
+// pre-Markdownify conversion. If Markdownify isn't used, use the non-Markdownify
+// versions below
+//////////////////////
+/*
function diaspora_ul($s) {
- return str_replace('[\\*]', "* ", $s[1]);
+ // Replace "[*]" followed by any number (including zero) of
+ // spaces by "* " to match Diaspora's list format
+ if( strpos($s[0], "[list]") === 0 )
+ return '<ul class="listbullet" style="list-style-type: circle;">' . preg_replace("/\[\*\]( *)/", "* ", $s[1]) . '</ul>';
+ elseif( strpos($s[0], "[ul]") === 0 )
+ return '<ul class="listbullet" style="list-style-type: circle;">' . preg_replace("/\[\*\]( *)/", "* ", $s[1]) . '</ul>';
+ else
+ return $s[0];
}
// 1. First element
// 1. Second element
// 1. Third element
- return str_replace('[\\*]', "1. ", $s[1]);
+ if( strpos($s[0], "[list=1]") === 0 )
+ return '<ul class="listdecimal" style="list-style-type: decimal;">' . preg_replace("/\[\*\]( *)/", "1. ", $s[1]) . '</ul>';
+ elseif( strpos($s[0], "[list=i]") === 0 )
+ return '<ul class="listlowerroman" style="list-style-type: lower-roman;">' . preg_replace("/\[\*\]( *)/", "1. ", $s[1]) . '</ul>';
+ elseif( strpos($s[0], "[list=I]") === 0 )
+ return '<ul class="listupperroman" style="list-style-type: upper-roman;">' . preg_replace("/\[\*\]( *)/", "1. ", $s[1]) . '</ul>';
+ elseif( strpos($s[0], "[list=a]") === 0 )
+ return '<ul class="listloweralpha" style="list-style-type: lower-alpha;">' . preg_replace("/\[\*\]( *)/", "1. ", $s[1]) . '</ul>';
+ elseif( strpos($s[0], "[list=A]") === 0 )
+ return '<ul class="listupperalpha" style="list-style-type: upper-alpha;">' . preg_replace("/\[\*\]( *)/", "1. ", $s[1]) . '</ul>';
+ elseif( strpos($s[0], "[ol]") === 0 )
+ return '<ul class="listdecimal" style="list-style-type: decimal;">' . preg_replace("/\[\*\]( *)/", "1. ", $s[1]) . '</ul>';
+ 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("/\[\\\\\*\]( *)/", "* ", $s[1]);
+}
-function bb2diaspora($Text,$preserve_nl = false) {
+function diaspora_ol($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. ", $s[1]);
+}
+
+
+function bb2diaspora($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.
+
+ /**
+ * 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);
+
+
+ // 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: <http://url.com>, which gets removed by strip_tags().
+ // So take off the angle brackets of any such URL
+ $Text = preg_replace("/<http(.*?)>/is", "http$1", $Text);
+
+ // Remove all unconverted tags
+ $Text = strip_tags($Text);
+
+
+/* Old routine
$ev = bbtoevent($Text);
$Text = str_replace(">", ">", $Text);
// If we find any event code, turn it into an event.
- // After we're finished processing the bbcode we'll
+ // After we're finished processing the bbcode we'll
// replace all of the event code with a reformatted version.
-
if($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 = "^\[\]";
// 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",
+ $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);
// 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 = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])is","$2",$Text);
// Check for list text
- $Text = preg_replace_callback("/\[list\](.*?)\[\/list\]/is", 'diaspora_ul', $Text);
- $Text = preg_replace_callback("/\[ul\](.*?)\[\/ul\]/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("/\[ol\](.*?)\[\/ol\]/is", 'diaspora_ol', $Text);
-// $Text = preg_replace("/\[li\](.*?)\[\/li\]/s", '<li>$1</li>' ,$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("/\[table border=(.*?)\](.*?)\[\/table\]/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
// Declare the format for [quote] layout
- // $QuoteLayout = '<blockquote>$1</blockquote>';
+ // $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("/\[audio\](.*?)\[\/audio\]/", '$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;" >', $Text);
// If we found an event earlier, strip out all the event code and replace with a reformatted version.
- if(x($ev,'desc') && x($ev,'start')) {
+ if(x($ev,'start')) {
$sub = format_event_diaspora($ev);
-
- $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/is",$sub,$Text);
- $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/is",'',$Text);
+
+ $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);
return $Text;
$o = 'Friendica event notification:' . "\n";
- $o .= '**' . bb2diaspora($ev['desc']) . '**' . "\n";
+ $o .= '**' . (($ev['summary']) ? bb2diaspora($ev['summary']) : bb2diaspora($ev['desc'])) . '**' . "\n";
$o .= t('Starts:') . ' ' . '['
. (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC',