There is a new optional function in the twitter addon that shortens the text in a different way.
Michael
parent
9cb8835222
commit
0033fce902
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@ -261,6 +261,110 @@ function short_link ($url) {
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return $slinky->short();
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} };
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function twitter_shortenmsg($b) {
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require_once("include/bbcode.php");
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require_once("include/html2plain.php");
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$max_char = 140;
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// Looking for the first image
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$image = '';
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if(preg_match("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/is",$b['body'],$matches))
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$image = $matches[3];
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if ($image == '')
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if(preg_match("/\[img\](.*?)\[\/img\]/is",$b['body'],$matches))
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$image = $matches[1];
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$multipleimages = (strpos($b['body'], "[img") != strrpos($b['body'], "[img"));
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// When saved into the database the content is sent through htmlspecialchars
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// That means that we have to decode all image-urls
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$image = htmlspecialchars_decode($image);
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if ($b["title"] == "")
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$body = $b["body"];
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else
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$body = $b["title"];
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// remove the recycle signs and the names since they aren't helpful on twitter
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// recycle 1
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$recycle = html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
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$body = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', "\n", $body);
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// recycle 2 (Test)
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$recycle = html_entity_decode("◌ ", ENT_QUOTES, 'UTF-8');
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$body = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', "\n", $body);
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// At first convert the text to html
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$html = bbcode($body, false, false);
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// Then convert it to plain text
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//$msg = trim($b['title']." \n\n".html2plain($html, 0, true));
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$msg = trim(html2plain($html, 0, true));
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$msg = html_entity_decode($msg,ENT_QUOTES,'UTF-8');
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// Removing multiple newlines
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while (strpos($msg, "\n\n\n") !== false)
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$msg = str_replace("\n\n\n", "\n\n", $msg);
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// Removing multiple spaces
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while (strpos($msg, " ") !== false)
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$msg = str_replace(" ", " ", $msg);
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$msg = trim($msg);
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$link = '';
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// look for bookmark-bbcode and handle it with priority
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if(preg_match("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/is",$b['body'],$matches))
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$link = $matches[1];
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$multiplelinks = (strpos($b['body'], "[bookmark") != strrpos($b['body'], "[bookmark"));
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// If there is no bookmark element then take the first link
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if ($link == '') {
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$links = collecturls($html);
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if (sizeof($links) > 0) {
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reset($links);
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$link = current($links);
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}
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$multiplelinks = (sizeof($links) > 1);
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}
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$msglink = "";
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if ($multiplelinks)
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$msglink = $b["plink"];
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else if ($link != "")
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$msglink = $link;
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else if ($multipleimages)
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$msglink = $b["plink"];
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else if ($image != "")
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$msglink = $image;
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if (($msglink == "") and strlen($msg) > $max_char)
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$msglink = $b["plink"];
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if (strlen($msglink) > 20)
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$msglink = short_link($msglink);
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if (strlen(trim($msg." ".$msglink)) > $max_char) {
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$msg = substr($msg, 0, $max_char - (strlen($msglink)));
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$lastchar = substr($msg, -1);
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$msg = substr($msg, 0, -1);
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$pos = strrpos($msg, "\n");
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if ($pos > 0)
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$msg = substr($msg, 0, $pos-1);
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else if ($lastchar != "\n")
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$msg = substr($msg, 0, -3)."...";
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}
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$msg = str_replace("\n", " ", $msg);
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// Removing multiple spaces - again
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while (strpos($msg, " ") !== false)
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$msg = str_replace(" ", " ", $msg);
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return(trim($msg." ".$msglink));
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}
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function twitter_post_hook(&$a,&$b) {
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/**
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@ -294,81 +398,87 @@ function twitter_post_hook(&$a,&$b) {
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$tweet = new TwitterOAuth($ckey,$csecret,$otoken,$osecret);
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// in theory max char is 140 but T. uses t.co to make links
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// longer so we give them 10 characters extra
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$max_char = 130; // max. length for a tweet
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// we will only work with up to two times the length of the dent
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// we can later send to Twitter. This way we can "gain" some
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// information during shortening of potential links but do not
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// shorten all the links in a 200000 character long essay.
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if (! $b['title']=='') {
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$tmp = $b['title'] . ' : '. $b['body'];
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// $tmp = substr($tmp, 0, 4*$max_char);
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} else {
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$tmp = $b['body']; // substr($b['body'], 0, 3*$max_char);
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}
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// if [url=bla][img]blub.png[/img][/url] get blub.png
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$tmp = preg_replace( '/\[url\=(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)\]\[img\](\\w+.*?)\\[\\/img\]\\[\\/url\]/i', '$2', $tmp);
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// preserve links to images, videos and audios
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$tmp = preg_replace( '/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism', '$3', $tmp);
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$tmp = preg_replace( '/\[\\/?img(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?video(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?youtube(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?vimeo(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?audio(\\s+.*?\]|\])/i', '', $tmp);
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$linksenabled = get_pconfig($b['uid'],'twitter','post_taglinks');
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// if a #tag is linked, don't send the [url] over to SN
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// that is, don't send if the option is not set in the
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// connector settings
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if ($linksenabled=='0') {
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// #-tags
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$tmp = preg_replace( '/#\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', '#$2', $tmp);
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// @-mentions
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$tmp = preg_replace( '/@\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', '@$2', $tmp);
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// recycle 1
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$recycle = html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
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$tmp = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', $recycle.'$2', $tmp);
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// recycle 2 (Test)
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$recycle = html_entity_decode("◌ ", ENT_QUOTES, 'UTF-8');
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$tmp = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', $recycle.'$2', $tmp);
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}
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$tmp = preg_replace( '/\[url\=(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)\](\w+.*?)\[\/url\]/i', '$2 $1', $tmp);
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$tmp = preg_replace( '/\[bookmark\=(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)\](\w+.*?)\[\/bookmark\]/i', '$2 $1', $tmp);
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// find all http or https links in the body of the entry and
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// apply the shortener if the link is longer then 20 characters
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if (( strlen($tmp)>$max_char ) && ( $max_char > 0 )) {
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preg_match_all ( '/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/i', $tmp, $allurls );
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foreach ($allurls as $url) {
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foreach ($url as $u) {
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if (strlen($u)>20) {
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$sl = short_link($u);
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$tmp = str_replace( $u, $sl, $tmp );
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}
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}
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}
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}
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// ok, all the links we want to send out are save, now strip
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// away the remaining bbcode
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//$msg = strip_tags(bbcode($tmp, false, false));
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$msg = bbcode($tmp, false, false);
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$msg = str_replace(array('<br>','<br />'),"\n",$msg);
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$msg = strip_tags($msg);
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// quotes not working - let's try this
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$msg = html_entity_decode($msg);
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if (( strlen($msg) > $max_char) && $max_char > 0) {
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$shortlink = short_link( $b['plink'] );
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// the new message will be shortened such that "... $shortlink"
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// will fit into the character limit
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$msg = nl2br(substr($msg, 0, $max_char-strlen($shortlink)-4));
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$msg = str_replace(array('<br>','<br />'),' ',$msg);
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$e = explode(' ', $msg);
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// remove the last word from the cut down message to
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// avoid sending cut words to the MicroBlog
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array_pop($e);
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$msg = implode(' ', $e);
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$msg .= '... ' . $shortlink;
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}
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$intelligent_shortening = get_config('twitter','intelligent_shortening');
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$msg = trim($msg);
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if (!$intelligent_shortening) {
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$max_char = 130; // max. length for a tweet
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// we will only work with up to two times the length of the dent
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// we can later send to Twitter. This way we can "gain" some
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// information during shortening of potential links but do not
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// shorten all the links in a 200000 character long essay.
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if (! $b['title']=='') {
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$tmp = $b['title'] . ' : '. $b['body'];
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// $tmp = substr($tmp, 0, 4*$max_char);
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} else {
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$tmp = $b['body']; // substr($b['body'], 0, 3*$max_char);
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}
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// if [url=bla][img]blub.png[/img][/url] get blub.png
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$tmp = preg_replace( '/\[url\=(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)\]\[img\](\\w+.*?)\\[\\/img\]\\[\\/url\]/i', '$2', $tmp);
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// preserve links to images, videos and audios
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$tmp = preg_replace( '/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism', '$3', $tmp);
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$tmp = preg_replace( '/\[\\/?img(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?video(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?youtube(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?vimeo(\\s+.*?\]|\])/i', '', $tmp);
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$tmp = preg_replace( '/\[\\/?audio(\\s+.*?\]|\])/i', '', $tmp);
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$linksenabled = get_pconfig($b['uid'],'twitter','post_taglinks');
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// if a #tag is linked, don't send the [url] over to SN
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// that is, don't send if the option is not set in the
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// connector settings
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if ($linksenabled=='0') {
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// #-tags
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$tmp = preg_replace( '/#\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', '#$2', $tmp);
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// @-mentions
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$tmp = preg_replace( '/@\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', '@$2', $tmp);
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// recycle 1
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$recycle = html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
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$tmp = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', $recycle.'$2', $tmp);
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// recycle 2 (Test)
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$recycle = html_entity_decode("◌ ", ENT_QUOTES, 'UTF-8');
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$tmp = preg_replace( '/'.$recycle.'\[url\=(\w+.*?)\](\w+.*?)\[\/url\]/i', $recycle.'$2', $tmp);
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}
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$tmp = preg_replace( '/\[url\=(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)\](\w+.*?)\[\/url\]/i', '$2 $1', $tmp);
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$tmp = preg_replace( '/\[bookmark\=(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)\](\w+.*?)\[\/bookmark\]/i', '$2 $1', $tmp);
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// find all http or https links in the body of the entry and
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// apply the shortener if the link is longer then 20 characters
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if (( strlen($tmp)>$max_char ) && ( $max_char > 0 )) {
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preg_match_all ( '/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/i', $tmp, $allurls );
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foreach ($allurls as $url) {
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foreach ($url as $u) {
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if (strlen($u)>20) {
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$sl = short_link($u);
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$tmp = str_replace( $u, $sl, $tmp );
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}
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}
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}
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}
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// ok, all the links we want to send out are save, now strip
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// away the remaining bbcode
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//$msg = strip_tags(bbcode($tmp, false, false));
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$msg = bbcode($tmp, false, false);
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$msg = str_replace(array('<br>','<br />'),"\n",$msg);
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$msg = strip_tags($msg);
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// quotes not working - let's try this
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$msg = html_entity_decode($msg);
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if (( strlen($msg) > $max_char) && $max_char > 0) {
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$shortlink = short_link( $b['plink'] );
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// the new message will be shortened such that "... $shortlink"
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// will fit into the character limit
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$msg = nl2br(substr($msg, 0, $max_char-strlen($shortlink)-4));
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$msg = str_replace(array('<br>','<br />'),' ',$msg);
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$e = explode(' ', $msg);
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// remove the last word from the cut down message to
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// avoid sending cut words to the MicroBlog
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array_pop($e);
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$msg = implode(' ', $e);
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$msg .= '... ' . $shortlink;
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}
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$msg = trim($msg);
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} else
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$msg = twitter_shortenmsg($b);
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// and now tweet it :-)
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if(strlen($msg)) {
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