function jd_truncate_tweet($tweet, $post, $post_ID, $retweet = false, $ref = false)
{
// media file occupies 22 characters, need to account for in shortening.
$tweet_length = wpt_post_with_media($post_ID) ? 117 : 139;
$tweet = trim(custom_shortcodes($tweet, $post_ID));
$shrink = $post['shortUrl'] != '' ? $post['shortUrl'] : apply_filters('wptt_shorten_link', $post['postLink'], $post['postTitle'], $post_ID, false);
// generate all template variable values
$auth = $post['authId'];
$title = trim(apply_filters('wpt_status', $post['postTitle'], $post_ID, 'title'));
$blogname = trim($post['blogTitle']);
$excerpt = trim(apply_filters('wpt_status', $post['postExcerpt'], $post_ID, 'post'));
$thisposturl = trim($shrink);
$category = trim($post['category']);
$cat_desc = trim($post['cat_desc']);
$user_account = get_user_meta($auth, 'wtt_twitter_username', true);
$tags = wpt_generate_hash_tags($post_ID);
$account = get_option('wtt_twitter_username');
$date = trim($post['postDate']);
$modified = trim($post['postModified']);
if (get_option('jd_individual_twitter_users') == 1) {
if ($user_account == '') {
if (get_user_meta($auth, 'wp-to-twitter-enable-user', true) == 'mainAtTwitter') {
$account = stripcslashes(get_user_meta($auth, 'wp-to-twitter-user-username', true));
} else {
if (get_user_meta($auth, 'wp-to-twitter-enable-user', true) == 'mainAtTwitterPlus') {
$account = stripcslashes(get_user_meta($auth, 'wp-to-twitter-user-username', true) . ' @' . get_option('wtt_twitter_username'));
}
}
} else {
$account = "{$user_account}";
}
}
$display_name = get_the_author_meta('display_name', $auth);
// value of #author#
$author = $account != '' ? "@{$account}" : $display_name;
// value of #account#
$account = $account != '' ? "@{$account}" : '';
// value of #@#
$uaccount = $user_account != '' ? "@{$user_account}" : "{$account}";
// clean up data if extra @ included //
$account = str_ireplace('@@', '@', $account);
$uaccount = str_ireplace('@@', '@', $uaccount);
$author = str_ireplace('@@', '@', $author);
if (get_user_meta($auth, 'wpt-remove', true) == 'on') {
$account = '';
}
if (get_option('jd_twit_prepend') != "" && $tweet != '') {
$tweet = stripslashes(get_option('jd_twit_prepend')) . " " . $tweet;
}
if (get_option('jd_twit_append') != "" && $tweet != '') {
$tweet = $tweet . " " . stripslashes(get_option('jd_twit_append'));
}
$encoding = get_option('blog_charset');
if ($encoding == '') {
$encoding = 'UTF-8';
}
if (strpos($tweet, '#url#') === false && strpos($tweet, '#title#') === false && strpos($tweet, '#blog#') === false && strpos($tweet, '#post#') === false && strpos($tweet, '#category#') === false && strpos($tweet, '#date#') === false && strpos($tweet, '#author#') === false && strpos($tweet, '#displayname#') === false && strpos($tweet, '#tags#') === false && strpos($tweet, '#modified#') === false && strpos($tweet, '#reference#') === false && strpos($tweet, '#account#') === false && strpos($tweet, '#@#') === false && strpos($tweet, '#cat_desc') === false) {
// there are no tags in this Tweet. Truncate and return.
$post_tweet = mb_substr($tweet, 0, $tweet_length, $encoding);
return $post_tweet;
}
if (function_exists('wpt_pro_exists') && wpt_pro_exists() == true) {
$reference = $ref ? $account : '@' . get_option('wtt_twitter_username');
}
// create full unconditional post tweet - prior to truncation
$replace = function_exists('wpt_pro_exists') && wpt_pro_exists() == true ? $reference : '';
$search = array('#account#', '#@#', '#reference#', '#url#', '#title#', '#blog#', '#post#', '#category#', '#cat_desc#', '#date#', '#author#', '#displayname#', '#tags#', '#modified#');
$replace = array($account, $uaccount, $replace, $thisposturl, $title, $blogname, $excerpt, $category, $cat_desc, $date, $author, $display_name, $tags, $modified);
$post_tweet = str_ireplace($search, $replace, $tweet);
$url_strlen = mb_strlen(urldecode(fake_normalize($thisposturl)), $encoding);
// check total length
$str_length = mb_strlen(urldecode(fake_normalize($post_tweet)), $encoding);
if ($str_length < $tweet_length + 1) {
if (mb_strlen(fake_normalize($post_tweet)) > $tweet_length + 1) {
$post_tweet = mb_substr($post_tweet, 0, $tweet_length, $encoding);
}
return $post_tweet;
// return early if all is well without replacements.
} else {
// what is the excerpt supposed to be?
$length = get_option('jd_post_excerpt');
// build an array of variable names and the number of characters in that variable.
$length_array = array();
$length_array['excerpt'] = mb_strlen(fake_normalize($excerpt), $encoding);
$length_array['title'] = mb_strlen(fake_normalize($title), $encoding);
$length_array['date'] = mb_strlen(fake_normalize($date), $encoding);
$length_array['category'] = mb_strlen(fake_normalize($category), $encoding);
$length_array['cat_desc'] = mb_strlen(fake_normalize($cat_desc), $encoding);
$length_array['@'] = mb_strlen(fake_normalize($uaccount), $encoding);
$length_array['blogname'] = mb_strlen(fake_normalize($blogname), $encoding);
$length_array['author'] = mb_strlen(fake_normalize($author), $encoding);
$length_array['account'] = mb_strlen(fake_normalize($account), $encoding);
if (function_exists('wpt_pro_exists') && wpt_pro_exists() == true) {
$length_array['reference'] = mb_strlen(fake_normalize($reference), $encoding);
}
$length_array['tags'] = mb_strlen(fake_normalize($tags), $encoding);
$length_array['modified'] = mb_strlen(fake_normalize($modified), $encoding);
// if the total length is too long, truncate items until the length is appropriate.
// Twitter's t.co shortener is mandatory. All URLS are max-character value set by Twitter.
$tco = wpt_is_ssl($thisposturl) ? 23 : 22;
$order = get_option('wpt_truncation_order');
if (is_array($order)) {
asort($order);
$preferred = array();
foreach ($order as $k => $v) {
$preferred[$k] = $length_array[$k];
}
} else {
$preferred = $length_array;
}
$diff = $url_strlen - $tco > 0 ? $url_strlen - $tco : 0;
if ($str_length > $tweet_length + 1 + $diff) {
foreach ($preferred as $key => $value) {
$str_length = mb_strlen(urldecode(fake_normalize(trim($post_tweet))), $encoding);
if ($str_length > $tweet_length + 1 + $diff) {
$trim = $str_length - ($tweet_length + 1 + $diff);
$old_value = ${$key};
// prevent URL from being modified
$post_tweet = str_ireplace($thisposturl, '#url#', $post_tweet);
// modify the value and replace old with new
if ($key == 'account' || $key == 'author' || $key == 'category' || $key == 'date' || $key == 'modified' || $key == 'reference' || $key == '@') {
// these elements make no sense if truncated, so remove them entirely.
$new_value = '';
} else {
if ($key == 'tags') {
// remove any stray hash characters due to string truncation
if (mb_strlen($old_value) - $trim <= 2) {
$new_value = '';
} else {
$new_value = $old_value;
while (mb_strlen($old_value) - $trim < mb_strlen($new_value)) {
$new_value = trim(mb_substr($new_value, 0, mb_strrpos($new_value, '#', $encoding) - 1));
}
}
} else {
$new_value = mb_substr($old_value, 0, -$trim, $encoding);
}
}
$post_tweet = str_ireplace($old_value, $new_value, $post_tweet);
// put URL back before checking length
$post_tweet = str_ireplace('#url#', $thisposturl, $post_tweet);
} else {
if (mb_strlen(fake_normalize($post_tweet), $encoding) > $tweet_length + 1 + $diff) {
$post_tweet = mb_substr($post_tweet, 0, $tweet_length + $diff, $encoding);
}
}
}
}
// this is needed in case a tweet needs to be truncated outright and the truncation values aren't in the above.
// 1) removes URL 2) checks length of remainder 3) Replaces URL
if (mb_strlen(fake_normalize($post_tweet)) > $tweet_length + 1) {
$temp = str_ireplace($thisposturl, '#url#', $post_tweet);
if (mb_strlen(fake_normalize($temp)) > $tweet_length + 1 - $tco && $temp != $post_tweet) {
$post_tweet = trim(mb_substr($temp, 0, $tweet_length + 1 - $tco, $encoding));
// it's possible to trim off the #url# part in this process. If that happens, put it back.
$sub_sentence = strpos($tweet, '#url#') === false ? $post_tweet : $post_tweet . ' ' . $thisposturl;
$post_tweet = strpos($post_tweet, '#url#') === false ? $sub_sentence : str_ireplace('#url#', $thisposturl, $post_tweet);
}
}
}
return $post_tweet;
// catch all, should never happen. But no reason not to include it.
}
function jd_truncate_tweet($sentence, $postinfo, $thisposturl, $post_ID, $retweet = false)
{
$sentence = trim(custom_shortcodes($sentence, $post_ID));
// generate all template variable values
$auth = $postinfo['authId'];
$title = trim(apply_filters('wpt_status', $postinfo['postTitle'], $post_ID, 'title'));
$blogname = trim($postinfo['blogTitle']);
$excerpt = trim(apply_filters('wpt_status', $postinfo['postExcerpt'], $post_ID, 'post'));
$thisposturl = trim($thisposturl);
$category = trim($postinfo['category']);
$post = get_post($post_ID);
$user_account = get_user_meta($auth, 'wtt_twitter_username', true);
$author = $user_account != '' ? "{$user_account}" : get_the_author_meta('display_name', $post->post_author);
$tags = generate_hash_tags($post_ID);
$account = "@" . get_option('wtt_twitter_username');
$date = trim($postinfo['postDate']);
$modified = trim($postinfo['postModified']);
if (get_option('jd_individual_twitter_users') == 1) {
if ($user_account == '') {
if (get_user_meta($auth, 'wp-to-twitter-enable-user', true) == 'mainAtTwitter') {
$account = "@" . stripcslashes(get_user_meta($auth, 'wp-to-twitter-user-username', true));
} else {
if (get_user_meta($auth, 'wp-to-twitter-enable-user', true) == 'mainAtTwitterPlus') {
$account = "@" . stripcslashes(get_user_meta($auth, 'wp-to-twitter-user-username', true) . ' @' . get_option('wtt_twitter_username'));
}
}
} else {
$account = "@{$user_account}";
}
}
if (!$retweet) {
if (get_option('jd_twit_prepend') != "" && $sentence != '') {
$sentence = get_option('jd_twit_prepend') . " " . $sentence;
}
if (get_option('jd_twit_append') != "" && $sentence != '') {
$sentence = $sentence . " " . get_option('jd_twit_append');
}
}
$encoding = get_option('blog_charset');
// create full unconditional post sentence - prior to truncation
$post_sentence = str_ireplace('#account#', $account, $sentence);
$post_sentence = str_ireplace('#url#', $thisposturl, $post_sentence);
$post_sentence = str_ireplace('#title#', $title, $post_sentence);
$post_sentence = str_ireplace('#blog#', $blogname, $post_sentence);
$post_sentence = str_ireplace('#post#', $excerpt, $post_sentence);
$post_sentence = str_ireplace('#category#', $category, $post_sentence);
$post_sentence = str_ireplace('#date#', $date, $post_sentence);
$post_sentence = str_ireplace('#author#', $author, $post_sentence);
$post_sentence = str_ireplace('#tags#', $tags, $post_sentence);
$post_sentence = str_ireplace('#modified#', $modified, $post_sentence);
$url_strlen = mb_strlen(urldecode(fake_normalize($thisposturl)), $encoding);
// check total length
$str_length = mb_strlen(urldecode(fake_normalize($post_sentence)), $encoding);
if ($str_length < 140) {
if (mb_strlen(fake_normalize($post_sentence)) > 140) {
$post_sentence = mb_substr($post_sentence, 0, 139, $encoding);
}
} else {
// what is the excerpt supposed to be?
$length = get_option('jd_post_excerpt');
// build an array of variable names and the number of characters in that variable.
$length_array = array();
$length_array['excerpt'] = mb_strlen(fake_normalize($excerpt), $encoding);
$length_array['title'] = mb_strlen(fake_normalize($title), $encoding);
$length_array['date'] = mb_strlen(fake_normalize($date), $encoding);
$length_array['category'] = mb_strlen(fake_normalize($category), $encoding);
$length_array['blogname'] = mb_strlen(fake_normalize($blogname), $encoding);
$length_array['author'] = mb_strlen(fake_normalize($author), $encoding);
$length_array['account'] = mb_strlen(fake_normalize($account), $encoding);
$length_array['tags'] = mb_strlen(fake_normalize($tags), $encoding);
$length_array['modified'] = mb_strlen(fake_normalize($modified), $encoding);
// if the total length is too long, truncate items until the length is appropriate.
// truncation is in order of items which can most afford to be truncated. URL is never truncated.
// Twitter has made their t.co shortener automatic and mandatory; this has some weird effects on
// character counting prior to posting. All URLS are automatically 19 characters. Period.
$order = get_option('wpt_truncation_order');
if (is_array($order)) {
asort($order);
$preferred = array();
foreach ($order as $k => $v) {
$preferred[$k] = $length_array[$k];
}
} else {
$preferred = $length_array;
}
$diff = $url_strlen - 19;
if ($str_length > 140 + $diff) {
foreach ($preferred as $key => $value) {
$str_length = mb_strlen(urldecode(fake_normalize(trim($post_sentence))), $encoding);
if ($str_length > 140 + $diff) {
$trim = $str_length - (140 + $diff);
$old_value = ${$key};
// prevent URL from being modified
$post_sentence = str_ireplace($thisposturl, '#url#', $post_sentence);
// modify the value and replace old with new
if ($key == 'account' || $key == 'author' || $key == 'category' || $key == 'date' || $key == 'modified') {
// these elements make no sense if truncated, so remove them entirely.
$new_value = '';
} else {
if ($key == 'tags') {
// replaced, keeps the tags as such intact.
// remove any stray hash characters due to string truncation
// $new_value = str_replace( ' # ','',' '.mb_substr( $old_value,0,-( $trim ),$encoding ).' ');
if (mb_strlen($old_value) - $trim <= 2) {
$new_value = '';
} else {
$new_value = $old_value;
while (mb_strlen($old_value) - $trim < mb_strlen($new_value)) {
$new_value = trim(mb_substr($new_value, 0, mb_strrpos($new_value, '#', $encoding) - 1));
}
}
} else {
$new_value = mb_substr($old_value, 0, -$trim, $encoding);
}
}
$post_sentence = str_ireplace($old_value, $new_value, $post_sentence);
// put URL back before checking length
$post_sentence = str_ireplace('#url#', $thisposturl, $post_sentence);
} else {
if (mb_strlen(fake_normalize($post_sentence), $encoding) > 140 + $diff) {
$post_sentence = mb_substr($post_sentence, 0, 139 + $diff, $encoding);
}
}
}
}
// this is needed in case a tweet needs to be truncated outright and the truncation values aren't in the above.
// 1) removes URL 2) checks length of remainder 3) Replaces URL
$temp_sentence = str_ireplace($thisposturl, '#url#', $post_sentence);
if (mb_strlen(fake_normalize($temp_sentence)) > 127) {
$post_sentence = trim(mb_substr($temp_sentence, 0, 127, $encoding));
$post_sentence = strpos($post_sentence, '#url#') === false ? $post_sentence . ' ' . $thisposturl : str_ireplace('#url#', $thisposturl, $post_sentence);
}
}
return $post_sentence;
}