" . __FUNCTION__ . ": " . $e->getMessage() . ""; - killme(); - } - - $a->save_timestamp($stamp1, "rendering"); - - return $output; -} - -/** - * @brief Generates a pseudo-random string of hexadecimal characters - * - * @param int $size - * @return string - */ -function random_string($size = 64) -{ - $byte_size = ceil($size / 2); - - $bytes = random_bytes($byte_size); - - $return = substr(bin2hex($bytes), 0, $size); - - return $return; -} - -/** - * This is our primary input filter. - * - * The high bit hack only involved some old IE browser, forget which (IE5/Mac?) - * that had an XSS attack vector due to stripping the high-bit on an 8-bit character - * after cleansing, and angle chars with the high bit set could get through as markup. - * - * This is now disabled because it was interfering with some legitimate unicode sequences - * and hopefully there aren't a lot of those browsers left. - * - * Use this on any text input where angle chars are not valid or permitted - * They will be replaced with safer brackets. This may be filtered further - * if these are not allowed either. - * - * @param string $string Input string - * @return string Filtered string - */ -function notags($string) { - return str_replace(["<", ">"], ['[', ']'], $string); - -// High-bit filter no longer used -// return str_replace(array("<",">","\xBA","\xBC","\xBE"), array('[',']','','',''), $string); -} - - -/** - * use this on "body" or "content" input where angle chars shouldn't be removed, - * and allow them to be safely displayed. - * @param string $string - * @return string - */ -function escape_tags($string) { - return htmlspecialchars($string, ENT_COMPAT, 'UTF-8', false); -} - - -/** - * generate a string that's random, but usually pronounceable. - * used to generate initial passwords - * @param int $len - * @return string - */ -function autoname($len) { - - if ($len <= 0) { - return ''; - } - - $vowels = ['a','a','ai','au','e','e','e','ee','ea','i','ie','o','ou','u']; - if (mt_rand(0, 5) == 4) { - $vowels[] = 'y'; - } - - $cons = [ - 'b','bl','br', - 'c','ch','cl','cr', - 'd','dr', - 'f','fl','fr', - 'g','gh','gl','gr', - 'h', - 'j', - 'k','kh','kl','kr', - 'l', - 'm', - 'n', - 'p','ph','pl','pr', - 'qu', - 'r','rh', - 's','sc','sh','sm','sp','st', - 't','th','tr', - 'v', - 'w','wh', - 'x', - 'z','zh' - ]; - - $midcons = ['ck','ct','gn','ld','lf','lm','lt','mb','mm', 'mn','mp', - 'nd','ng','nk','nt','rn','rp','rt']; - - $noend = ['bl', 'br', 'cl','cr','dr','fl','fr','gl','gr', - 'kh', 'kl','kr','mn','pl','pr','rh','tr','qu','wh','q']; - - $start = mt_rand(0,2); - if ($start == 0) { - $table = $vowels; - } else { - $table = $cons; - } - - $word = ''; - - for ($x = 0; $x < $len; $x ++) { - $r = mt_rand(0,count($table) - 1); - $word .= $table[$r]; - - if ($table == $vowels) { - $table = array_merge($cons,$midcons); - } else { - $table = $vowels; - } - - } - - $word = substr($word,0,$len); - - foreach ($noend as $noe) { - $noelen = strlen($noe); - if ((strlen($word) > $noelen) && (substr($word, -$noelen) == $noe)) { - $word = autoname($len); - break; - } - } - - return $word; -} - - -/** - * escape text ($str) for XML transport - * @param string $str - * @return string Escaped text. - */ -function xmlify($str) { - /// @TODO deprecated code found? -/* $buffer = ''; - - $len = mb_strlen($str); - for ($x = 0; $x < $len; $x ++) { - $char = mb_substr($str,$x,1); - - switch($char) { - - case "\r" : - break; - case "&" : - $buffer .= '&'; - break; - case "'" : - $buffer .= '''; - break; - case "\"" : - $buffer .= '"'; - break; - case '<' : - $buffer .= '<'; - break; - case '>' : - $buffer .= '>'; - break; - case "\n" : - $buffer .= "\n"; - break; - default : - $buffer .= $char; - break; - } - }*/ - /* - $buffer = mb_ereg_replace("&", "&", $str); - $buffer = mb_ereg_replace("'", "'", $buffer); - $buffer = mb_ereg_replace('"', """, $buffer); - $buffer = mb_ereg_replace("<", "<", $buffer); - $buffer = mb_ereg_replace(">", ">", $buffer); - */ - $buffer = htmlspecialchars($str, ENT_QUOTES, "UTF-8"); - $buffer = trim($buffer); - - return $buffer; -} - - -/** - * undo an xmlify - * @param string $s xml escaped text - * @return string unescaped text - */ -function unxmlify($s) { - /// @TODO deprecated code found? -// $ret = str_replace('&','&', $s); -// $ret = str_replace(array('<','>','"','''),array('<','>','"',"'"),$ret); - /*$ret = mb_ereg_replace('&', '&', $s); - $ret = mb_ereg_replace(''', "'", $ret); - $ret = mb_ereg_replace('"', '"', $ret); - $ret = mb_ereg_replace('<', "<", $ret); - $ret = mb_ereg_replace('>', ">", $ret); - */ - $ret = htmlspecialchars_decode($s, ENT_QUOTES); - return $ret; -} - - -/** - * @brief Paginator function. Pushes relevant links in a pager array structure. - * - * Links are generated depending on the current page and the total number of items. - * Inactive links (like "first" and "prev" on page 1) are given the "disabled" class. - * Current page link is given the "active" CSS class - * - * @param App $a App instance - * @param int $count [optional] item count (used with minimal pager) - * @return Array data for pagination template - */ -function paginate_data(App $a, $count = null) { - $stripped = preg_replace('/([&?]page=[0-9]*)/', '', $a->query_string); - - $stripped = str_replace('q=', '', $stripped); - $stripped = trim($stripped, '/'); - $pagenum = $a->pager['page']; - - if (($a->page_offset != '') && !preg_match('/[?&].offset=/', $stripped)) { - $stripped .= '&offset=' . urlencode($a->page_offset); - } - - $url = $stripped; - $data = []; - - function _l(&$d, $name, $url, $text, $class = '') { - if (strpos($url, '?') === false && ($pos = strpos($url, '&')) !== false) { - $url = substr($url, 0, $pos) . '?' . substr($url, $pos + 1); - } - - $d[$name] = ['url' => $url, 'text' => $text, 'class' => $class]; - } - - if (!is_null($count)) { - // minimal pager (newer / older) - $data['class'] = 'pager'; - _l($data, 'prev', $url . '&page=' . ($a->pager['page'] - 1), L10n::t('newer'), 'previous' . ($a->pager['page'] == 1 ? ' disabled' : '')); - _l($data, 'next', $url . '&page=' . ($a->pager['page'] + 1), L10n::t('older'), 'next' . ($count <= 0 ? ' disabled' : '')); - } else { - // full pager (first / prev / 1 / 2 / ... / 14 / 15 / next / last) - $data['class'] = 'pagination'; - if ($a->pager['total'] > $a->pager['itemspage']) { - _l($data, 'first', $url . '&page=1', L10n::t('first'), $a->pager['page'] == 1 ? 'disabled' : ''); - _l($data, 'prev', $url . '&page=' . ($a->pager['page'] - 1), L10n::t('prev'), $a->pager['page'] == 1 ? 'disabled' : ''); - - $numpages = $a->pager['total'] / $a->pager['itemspage']; - - $numstart = 1; - $numstop = $numpages; - - // Limit the number of displayed page number buttons. - if ($numpages > 8) { - $numstart = (($pagenum > 4) ? ($pagenum - 4) : 1); - $numstop = (($pagenum > ($numpages - 7)) ? $numpages : ($numstart + 8)); - } - - $pages = []; - - for ($i = $numstart; $i <= $numstop; $i++) { - if ($i == $a->pager['page']) { - _l($pages, $i, '#', $i, 'current active'); - } else { - _l($pages, $i, $url . '&page='. $i, $i, 'n'); - } - } - - if (($a->pager['total'] % $a->pager['itemspage']) != 0) { - if ($i == $a->pager['page']) { - _l($pages, $i, '#', $i, 'current active'); - } else { - _l($pages, $i, $url . '&page=' . $i, $i, 'n'); - } - } - - $data['pages'] = $pages; - - $lastpage = (($numpages > intval($numpages)) ? intval($numpages)+1 : $numpages); - _l($data, 'next', $url . '&page=' . ($a->pager['page'] + 1), L10n::t('next'), $a->pager['page'] == $lastpage ? 'disabled' : ''); - _l($data, 'last', $url . '&page=' . $lastpage, L10n::t('last'), $a->pager['page'] == $lastpage ? 'disabled' : ''); - } - } - - return $data; -} - - -/** - * Automatic pagination. - * - * To use, get the count of total items. - * Then call $a->set_pager_total($number_items); - * Optionally call $a->set_pager_itemspage($n) to the number of items to display on each page - * Then call paginate($a) after the end of the display loop to insert the pager block on the page - * (assuming there are enough items to paginate). - * When using with SQL, the setting LIMIT %d, %d => $a->pager['start'],$a->pager['itemspage'] - * will limit the results to the correct items for the current page. - * The actual page handling is then accomplished at the application layer. - * - * @param App $a App instance - * @return string html for pagination #FIXME remove html - */ -function paginate(App $a) { - - $data = paginate_data($a); - $tpl = get_markup_template("paginate.tpl"); - return replace_macros($tpl, ["pager" => $data]); - -} - - -/** - * Alternative pager - * @param App $a App instance - * @param int $i - * @return string html for pagination #FIXME remove html - */ -function alt_pager(App $a, $i) { - - $data = paginate_data($a, $i); - $tpl = get_markup_template("paginate.tpl"); - return replace_macros($tpl, ['pager' => $data]); - -} - - -/** - * Loader for infinite scrolling - * @return string html for loader - */ -function scroll_loader() { - $tpl = get_markup_template("scroll_loader.tpl"); - return replace_macros($tpl, [ - 'wait' => L10n::t('Loading more entries...'), - 'end' => L10n::t('The end') - ]); -} +use Friendica\Core\Logger; +use Friendica\Core\Renderer; +use Friendica\Model\FileTag; +use Friendica\Util\Strings; +use Friendica\Util\XML; +use Friendica\Content\Text\HTML; +require_once "include/conversation.php"; /** * Turn user/group ACLs stored as angle bracketed text into arrays @@ -431,7 +62,7 @@ function expand_acl($s) { */ function sanitise_acl(&$item) { if (intval($item)) { - $item = '<' . intval(notags(trim($item))) . '>'; + $item = '<' . intval(Strings::escapeTags(trim($item))) . '>'; } else { unset($item); } @@ -462,110 +93,6 @@ function perms2str($p) { return $ret; } -/** - * @deprecated - * wrapper to load a view template, checking for alternate - * languages before falling back to the default - * - * @global string $lang - * @global App $a - * @param string $s view name - * @return string - */ -function load_view_file($s) { - global $lang, $a; - if (!isset($lang)) { - $lang = 'en'; - } - $b = basename($s); - $d = dirname($s); - if (file_exists("$d/$lang/$b")) { - $stamp1 = microtime(true); - $content = file_get_contents("$d/$lang/$b"); - $a->save_timestamp($stamp1, "file"); - return $content; - } - - $theme = $a->getCurrentTheme(); - - if (file_exists("$d/theme/$theme/$b")) { - $stamp1 = microtime(true); - $content = file_get_contents("$d/theme/$theme/$b"); - $a->save_timestamp($stamp1, "file"); - return $content; - } - - $stamp1 = microtime(true); - $content = file_get_contents($s); - $a->save_timestamp($stamp1, "file"); - return $content; -} - - -/** - * load a view template, checking for alternate - * languages before falling back to the default - * - * @global string $lang - * @param string $s view path - * @return string - */ -function get_intltext_template($s) { - global $lang; - - $a = get_app(); - $engine = ''; - if ($a->theme['template_engine'] === 'smarty3') { - $engine = "/smarty3"; - } - - if (!isset($lang)) { - $lang = 'en'; - } - - if (file_exists("view/lang/$lang$engine/$s")) { - $stamp1 = microtime(true); - $content = file_get_contents("view/lang/$lang$engine/$s"); - $a->save_timestamp($stamp1, "file"); - return $content; - } elseif (file_exists("view/lang/en$engine/$s")) { - $stamp1 = microtime(true); - $content = file_get_contents("view/lang/en$engine/$s"); - $a->save_timestamp($stamp1, "file"); - return $content; - } else { - $stamp1 = microtime(true); - $content = file_get_contents("view$engine/$s"); - $a->save_timestamp($stamp1, "file"); - return $content; - } -} - - -/** - * load template $s - * - * @param string $s - * @param string $root - * @return string - */ -function get_markup_template($s, $root = '') { - $stamp1 = microtime(true); - - $a = get_app(); - $t = $a->template_engine(); - try { - $template = $t->getTemplateFile($s, $root); - } catch (Exception $e) { - echo "
" . __FUNCTION__ . ": " . $e->getMessage() . ""; - killme(); - } - - $a->save_timestamp($stamp1, "file"); - - return $template; -} - /** * for html,xml parsing - let's say you've got * an attribute foobar="class1 class2 class3" @@ -582,810 +109,52 @@ function get_markup_template($s, $root = '') { */ function attribute_contains($attr, $s) { $a = explode(' ', $attr); - return (count($a) && in_array($s,$a)); -} - - -/* setup int->string log level map */ -$LOGGER_LEVELS = []; - -/** - * @brief Logs the given message at the given log level - * - * log levels: - * LOGGER_NORMAL (default) - * LOGGER_TRACE - * LOGGER_DEBUG - * LOGGER_DATA - * LOGGER_ALL - * - * @global App $a - * @global array $LOGGER_LEVELS - * @param string $msg - * @param int $level - */ -function logger($msg, $level = 0) { - $a = get_app(); - global $LOGGER_LEVELS; - - // turn off logger in install mode - if ( - $a->mode == App::MODE_INSTALL - || !dba::$connected - ) { - return; - } - - $debugging = Config::get('system','debugging'); - $logfile = Config::get('system','logfile'); - $loglevel = intval(Config::get('system','loglevel')); - - if ( - !$debugging - || !$logfile - || $level > $loglevel - ) { - return; - } - - if (count($LOGGER_LEVELS) == 0) { - foreach (get_defined_constants() as $k => $v) { - if (substr($k, 0, 7) == "LOGGER_") { - $LOGGER_LEVELS[$v] = substr($k, 7, 7); - } - } - } - - $process_id = session_id(); - - if ($process_id == '') { - $process_id = get_app()->process_id; - } - - $callers = debug_backtrace(); - $logline = sprintf("%s@%s\t[%s]:%s:%s:%s\t%s\n", - DateTimeFormat::utcNow(DateTimeFormat::ATOM), - $process_id, - $LOGGER_LEVELS[$level], - basename($callers[0]['file']), - $callers[0]['line'], - $callers[1]['function'], - $msg - ); - - $stamp1 = microtime(true); - @file_put_contents($logfile, $logline, FILE_APPEND); - $a->save_timestamp($stamp1, "file"); -} - -/** - * @brief An alternative logger for development. - * Works largely as logger() but allows developers - * to isolate particular elements they are targetting - * personally without background noise - * - * log levels: - * LOGGER_NORMAL (default) - * LOGGER_TRACE - * LOGGER_DEBUG - * LOGGER_DATA - * LOGGER_ALL - * - * @global App $a - * @global array $LOGGER_LEVELS - * @param string $msg - * @param int $level - */ - -function dlogger($msg, $level = 0) { - $a = get_app(); - - // turn off logger in install mode - if ( - $a->mode == App::MODE_INSTALL - || !dba::$connected - ) { - return; - } - - $logfile = Config::get('system', 'dlogfile'); - if (!$logfile) { - return; - } - - $dlogip = Config::get('system', 'dlogip'); - if (!is_null($dlogip) && $_SERVER['REMOTE_ADDR'] != $dlogip) { - return; - } - - if (count($LOGGER_LEVELS) == 0) { - foreach (get_defined_constants() as $k => $v) { - if (substr($k, 0, 7) == "LOGGER_") { - $LOGGER_LEVELS[$v] = substr($k, 7, 7); - } - } - } - - $process_id = session_id(); - - if ($process_id == '') { - $process_id = get_app()->process_id; - } - - $callers = debug_backtrace(); - $logline = sprintf("%s@\t%s:\t%s:\t%s\t%s\t%s\n", - DateTimeFormat::utcNow(), - $process_id, - basename($callers[0]['file']), - $callers[0]['line'], - $callers[1]['function'], - $msg - ); - - $stamp1 = microtime(true); - @file_put_contents($logfile, $logline, FILE_APPEND); - $a->save_timestamp($stamp1, "file"); -} - - -/** - * Compare activity uri. Knows about activity namespace. - * - * @param string $haystack - * @param string $needle - * @return boolean - */ -function activity_match($haystack,$needle) { - return (($haystack === $needle) || ((basename($needle) === $haystack) && strstr($needle, NAMESPACE_ACTIVITY_SCHEMA))); -} - - -/** - * @brief Pull out all #hashtags and @person tags from $string. - * - * We also get @person@domain.com - which would make - * the regex quite complicated as tags can also - * end a sentence. So we'll run through our results - * and strip the period from any tags which end with one. - * Returns array of tags found, or empty array. - * - * @param string $string Post content - * @return array List of tag and person names - */ -function get_tags($string) { - $ret = []; - - // Convert hashtag links to hashtags - $string = preg_replace('/#\[url\=([^\[\]]*)\](.*?)\[\/url\]/ism', '#$2', $string); - - // ignore anything in a code block - $string = preg_replace('/\[code\](.*?)\[\/code\]/sm', '', $string); - - // Force line feeds at bbtags - $string = str_replace(['[', ']'], ["\n[", "]\n"], $string); - - // ignore anything in a bbtag - $string = preg_replace('/\[(.*?)\]/sm', '', $string); - - // Match full names against @tags including the space between first and last - // We will look these up afterward to see if they are full names or not recognisable. - - if (preg_match_all('/(@[^ \x0D\x0A,:?]+ [^ \x0D\x0A@,:?]+)([ \x0D\x0A@,:?]|$)/', $string, $matches)) { - foreach ($matches[1] as $match) { - if (strstr($match, ']')) { - // we might be inside a bbcode color tag - leave it alone - continue; - } - if (substr($match, -1, 1) === '.') { - $ret[] = substr($match, 0, -1); - } else { - $ret[] = $match; - } - } - } - - // Otherwise pull out single word tags. These can be @nickname, @first_last - // and #hash tags. - - if (preg_match_all('/([!#@][^\^ \x0D\x0A,;:?]+)([ \x0D\x0A,;:?]|$)/', $string, $matches)) { - foreach ($matches[1] as $match) { - if (strstr($match, ']')) { - // we might be inside a bbcode color tag - leave it alone - continue; - } - if (substr($match, -1, 1) === '.') { - $match = substr($match,0,-1); - } - // ignore strictly numeric tags like #1 - if ((strpos($match, '#') === 0) && ctype_digit(substr($match, 1))) { - continue; - } - // try not to catch url fragments - if (strpos($string, $match) && preg_match('/[a-zA-z0-9\/]/', substr($string, strpos($string, $match) - 1, 1))) { - continue; - } - $ret[] = $match; - } - } - return $ret; -} - - -/** - * quick and dirty quoted_printable encoding - * - * @param string $s - * @return string - */ -function qp($s) { - return str_replace("%", "=", rawurlencode($s)); -} - - -/** - * Get html for contact block. - * - * @template contact_block.tpl - * @hook contact_block_end (contacts=>array, output=>string) - * @return string - */ -function contact_block() { - $o = ''; - $a = get_app(); - - $shown = PConfig::get($a->profile['uid'], 'system', 'display_friend_count', 24); - if ($shown == 0) { - return; - } - - if (!is_array($a->profile) || $a->profile['hide-friends']) { - return $o; - } - $r = q("SELECT COUNT(*) AS `total` FROM `contact` - WHERE `uid` = %d AND NOT `self` AND NOT `blocked` - AND NOT `pending` AND NOT `hidden` AND NOT `archive` - AND `network` IN ('%s', '%s', '%s')", - intval($a->profile['uid']), - dbesc(NETWORK_DFRN), - dbesc(NETWORK_OSTATUS), - dbesc(NETWORK_DIASPORA) - ); - if (DBM::is_result($r)) { - $total = intval($r[0]['total']); - } - if (!$total) { - $contacts = L10n::t('No contacts'); - $micropro = null; - } else { - // Splitting the query in two parts makes it much faster - $r = q("SELECT `id` FROM `contact` - WHERE `uid` = %d AND NOT `self` AND NOT `blocked` - AND NOT `pending` AND NOT `hidden` AND NOT `archive` - AND `network` IN ('%s', '%s', '%s') - ORDER BY RAND() LIMIT %d", - intval($a->profile['uid']), - dbesc(NETWORK_DFRN), - dbesc(NETWORK_OSTATUS), - dbesc(NETWORK_DIASPORA), - intval($shown) - ); - if (DBM::is_result($r)) { - $contacts = []; - foreach ($r AS $contact) { - $contacts[] = $contact["id"]; - } - $r = q("SELECT `id`, `uid`, `addr`, `url`, `name`, `thumb`, `network` FROM `contact` WHERE `id` IN (%s)", - dbesc(implode(",", $contacts))); - - if (DBM::is_result($r)) { - $contacts = L10n::tt('%d Contact', '%d Contacts', $total); - $micropro = []; - foreach ($r as $rr) { - $micropro[] = micropro($rr, true, 'mpfriend'); - } - } - } - } - - $tpl = get_markup_template('contact_block.tpl'); - $o = replace_macros($tpl, [ - '$contacts' => $contacts, - '$nickname' => $a->profile['nickname'], - '$viewcontacts' => L10n::t('View Contacts'), - '$micropro' => $micropro, - ]); - - $arr = ['contacts' => $r, 'output' => $o]; - - Addon::callHooks('contact_block_end', $arr); - return $o; - -} - - -/** - * @brief Format contacts as picture links or as texxt links - * - * @param array $contact Array with contacts which contains an array with - * int 'id' => The ID of the contact - * int 'uid' => The user ID of the user who owns this data - * string 'name' => The name of the contact - * string 'url' => The url to the profile page of the contact - * string 'addr' => The webbie of the contact (e.g.) username@friendica.com - * string 'network' => The network to which the contact belongs to - * string 'thumb' => The contact picture - * string 'click' => js code which is performed when clicking on the contact - * @param boolean $redirect If true try to use the redir url if it's possible - * @param string $class CSS class for the - * @param boolean $textmode If true display the contacts as text links - * if false display the contacts as picture links - - * @return string Formatted html - */ -function micropro($contact, $redirect = false, $class = '', $textmode = false) { - - // Use the contact URL if no address is available - if (!x($contact, "addr")) { - $contact["addr"] = $contact["url"]; - } - - $url = $contact['url']; - $sparkle = ''; - $redir = false; - - if ($redirect) { - $url = Contact::magicLink($contact['url']); - if (strpos($url, 'redir/') === 0) { - $sparkle = ' sparkle'; - } - } - - // If there is some js available we don't need the url - if (x($contact, 'click')) { - $url = ''; - } - - return replace_macros(get_markup_template(($textmode)?'micropro_txt.tpl':'micropro_img.tpl'),[ - '$click' => defaults($contact, 'click', ''), - '$class' => $class, - '$url' => $url, - '$photo' => proxy_url($contact['thumb'], false, PROXY_SIZE_THUMB), - '$name' => $contact['name'], - 'title' => $contact['name'] . ' [' . $contact['addr'] . ']', - '$parkle' => $sparkle, - '$redir' => $redir, - - ]); -} - -/** - * Search box. - * - * @param string $s Search query. - * @param string $id HTML id - * @param string $url Search url. - * @param bool $save Show save search button. - * @param bool $aside Display the search widgit aside. - * - * @return string Formatted HTML. - */ -function search($s, $id = 'search-box', $url = 'search', $save = false, $aside = true) -{ - $mode = 'text'; - - if (strpos($s, '#') === 0) { - $mode = 'tag'; - } - $save_label = $mode === 'text' ? L10n::t('Save') : L10n::t('Follow'); - - $values = [ - '$s' => htmlspecialchars($s), - '$id' => $id, - '$action_url' => $url, - '$search_label' => L10n::t('Search'), - '$save_label' => $save_label, - '$savedsearch' => local_user() && Feature::isEnabled(local_user(),'savedsearch'), - '$search_hint' => L10n::t('@name, !forum, #tags, content'), - '$mode' => $mode - ]; - - if (!$aside) { - $values['$searchoption'] = [ - L10n::t("Full Text"), - L10n::t("Tags"), - L10n::t("Contacts")]; - - if (Config::get('system','poco_local_search')) { - $values['$searchoption'][] = L10n::t("Forums"); - } - } - - return replace_macros(get_markup_template('searchbox.tpl'), $values); -} - -/** - * @brief Check for a valid email string - * - * @param string $email_address - * @return boolean - */ -function valid_email($email_address) -{ - return preg_match('/^[_a-zA-Z0-9\-\+]+(\.[_a-zA-Z0-9\-\+]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)+$/', $email_address); -} - - -/** - * Replace naked text hyperlink with HTML formatted hyperlink - * - * @param string $s - */ -function linkify($s) { - $s = preg_replace("/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\'\%\$\!\+]*)/", ' $1', $s); - $s = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$s); - return $s; -} - - -/** - * Load poke verbs - * - * @return array index is present tense verb - * value is array containing past tense verb, translation of present, translation of past - * @hook poke_verbs pokes array - */ -function get_poke_verbs() { - - // index is present tense verb - // value is array containing past tense verb, translation of present, translation of past - - $arr = [ - 'poke' => ['poked', L10n::t('poke'), L10n::t('poked')], - 'ping' => ['pinged', L10n::t('ping'), L10n::t('pinged')], - 'prod' => ['prodded', L10n::t('prod'), L10n::t('prodded')], - 'slap' => ['slapped', L10n::t('slap'), L10n::t('slapped')], - 'finger' => ['fingered', L10n::t('finger'), L10n::t('fingered')], - 'rebuff' => ['rebuffed', L10n::t('rebuff'), L10n::t('rebuffed')], - ]; - Addon::callHooks('poke_verbs', $arr); - return $arr; -} - -/** - * @brief Translate days and months names. - * - * @param string $s String with day or month name. - * @return string Translated string. - */ -function day_translate($s) { - $ret = str_replace(['Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday'], - [L10n::t('Monday'), L10n::t('Tuesday'), L10n::t('Wednesday'), L10n::t('Thursday'), L10n::t('Friday'), L10n::t('Saturday'), L10n::t('Sunday')], - $s); - - $ret = str_replace(['January','February','March','April','May','June','July','August','September','October','November','December'], - [L10n::t('January'), L10n::t('February'), L10n::t('March'), L10n::t('April'), L10n::t('May'), L10n::t('June'), L10n::t('July'), L10n::t('August'), L10n::t('September'), L10n::t('October'), L10n::t('November'), L10n::t('December')], - $ret); - - return $ret; -} - -/** - * @brief Translate short days and months names. - * - * @param string $s String with short day or month name. - * @return string Translated string. - */ -function day_short_translate($s) { - $ret = str_replace(['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'], - [L10n::t('Mon'), L10n::t('Tue'), L10n::t('Wed'), L10n::t('Thu'), L10n::t('Fri'), L10n::t('Sat'), L10n::t('Sun')], - $s); - $ret = str_replace(['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov','Dec'], - [L10n::t('Jan'), L10n::t('Feb'), L10n::t('Mar'), L10n::t('Apr'), L10n::t('May'), ('Jun'), L10n::t('Jul'), L10n::t('Aug'), L10n::t('Sep'), L10n::t('Oct'), L10n::t('Nov'), L10n::t('Dec')], - $ret); - return $ret; -} - - -/** - * Normalize url - * - * @param string $url - * @return string - */ -function normalise_link($url) { - $ret = str_replace(['https:', '//www.'], ['http:', '//'], $url); - return rtrim($ret,'/'); -} - - -/** - * Compare two URLs to see if they are the same, but ignore - * slight but hopefully insignificant differences such as if one - * is https and the other isn't, or if one is www.something and - * the other isn't - and also ignore case differences. - * - * @param string $a first url - * @param string $b second url - * @return boolean True if the URLs match, otherwise False - * - */ -function link_compare($a, $b) { - return (strcasecmp(normalise_link($a), normalise_link($b)) === 0); -} - - -/** - * @brief Find any non-embedded images in private items and add redir links to them - * - * @param App $a - * @param array &$item The field array of an item row - */ -function redir_private_images($a, &$item) -{ - $matches = false; - $cnt = preg_match_all('|\[img\](http[^\[]*?/photo/[a-fA-F0-9]+?(-[0-9]\.[\w]+?)?)\[\/img\]|', $item['body'], $matches, PREG_SET_ORDER); - if ($cnt) { - foreach ($matches as $mtch) { - if (strpos($mtch[1], '/redir') !== false) { - continue; - } - - if ((local_user() == $item['uid']) && ($item['private'] != 0) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN)) { - $img_url = 'redir?f=1&quiet=1&url=' . urlencode($mtch[1]) . '&conurl=' . urlencode($item['author-link']); - $item['body'] = str_replace($mtch[0], '[img]' . $img_url . '[/img]', $item['body']); - } - } - } -} - -/** - * Sets the "rendered-html" field of the provided item - * - * Body is preserved to avoid side-effects as we modify it just-in-time for spoilers and private image links - * - * @param array $item - * @param bool $update - * - * @todo Remove reference, simply return "rendered-html" and "rendered-hash" - */ -function put_item_in_cache(&$item, $update = false) -{ - $body = $item["body"]; - - $rendered_hash = defaults($item, 'rendered-hash', ''); - $rendered_html = defaults($item, 'rendered-html', ''); - - if ($rendered_hash == '' - || $item["rendered-html"] == "" - || $rendered_hash != hash("md5", $item["body"]) - || Config::get("system", "ignore_cache") - ) { - $a = get_app(); - redir_private_images($a, $item); - - $item["rendered-html"] = prepare_text($item["body"]); - $item["rendered-hash"] = hash("md5", $item["body"]); - - // Force an update if the generated values differ from the existing ones - if ($rendered_hash != $item["rendered-hash"]) { - $update = true; - } - - // Only compare the HTML when we forcefully ignore the cache - if (Config::get("system", "ignore_cache") && ($rendered_html != $item["rendered-html"])) { - $update = true; - } - - if ($update && ($item["id"] > 0)) { - Item::update(['rendered-html' => $item["rendered-html"], 'rendered-hash' => $item["rendered-hash"]], - ['id' => $item["id"]]); - } - } - - $item["body"] = $body; -} - -/** - * @brief Given an item array, convert the body element from bbcode to html and add smilie icons. - * If attach is true, also add icons for item attachments. - * - * @param array $item - * @param boolean $attach - * @param boolean $is_preview - * @return string item body html - * @hook prepare_body_init item array before any work - * @hook prepare_body_content_filter ('item'=>item array, 'filter_reasons'=>string array) before first bbcode to html - * @hook prepare_body ('item'=>item array, 'html'=>body string, 'is_preview'=>boolean, 'filter_reasons'=>string array) after first bbcode to html - * @hook prepare_body_final ('item'=>item array, 'html'=>body string) after attach icons and blockquote special case handling (spoiler, author) - */ -function prepare_body(array &$item, $attach = false, $is_preview = false) -{ - $a = get_app(); - Addon::callHooks('prepare_body_init', $item); - - // In order to provide theme developers more possibilities, event items - // are treated differently. - if ($item['object-type'] === ACTIVITY_OBJ_EVENT && isset($item['event-id'])) { - $ev = Event::getItemHTML($item); - return $ev; - } - - $tags = \Friendica\Model\Term::populateTagsFromItem($item); - - $item['tags'] = $tags['tags']; - $item['hashtags'] = $tags['hashtags']; - $item['mentions'] = $tags['mentions']; - - // Compile eventual content filter reasons - $filter_reasons = []; - if (!$is_preview && public_contact() != $item['author-id']) { - if (!empty($item['content-warning']) && (!local_user() || !PConfig::get(local_user(), 'system', 'disable_cw', false))) { - $filter_reasons[] = L10n::t('Content warning: %s', $item['content-warning']); - } - - $hook_data = [ - 'item' => $item, - 'filter_reasons' => $filter_reasons - ]; - Addon::callHooks('prepare_body_content_filter', $hook_data); - $filter_reasons = $hook_data['filter_reasons']; - unset($hook_data); - } - - // Update the cached values if there is no "zrl=..." on the links. - $update = (!local_user() && !remote_user() && ($item["uid"] == 0)); - - // Or update it if the current viewer is the intented viewer. - if (($item["uid"] == local_user()) && ($item["uid"] != 0)) { - $update = true; - } - - put_item_in_cache($item, $update); - $s = $item["rendered-html"]; - - $hook_data = [ - 'item' => $item, - 'html' => $s, - 'preview' => $is_preview, - 'filter_reasons' => $filter_reasons - ]; - Addon::callHooks('prepare_body', $hook_data); - $s = $hook_data['html']; - unset($hook_data); - - if (!$attach) { - // Replace the blockquotes with quotes that are used in mails. - $mailquote = '
'; - $s = str_replace(['', '', ''], [$mailquote, $mailquote, $mailquote], $s); - return $s; - } - - $as = ''; - $vhead = false; - $matches = []; - preg_match_all('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\"(?: title=\"(.*?)\")?|', $item['attach'], $matches, PREG_SET_ORDER); - foreach ($matches as $mtch) { - $mime = $mtch[3]; - - $the_url = Contact::magicLinkById($item['author-id'], $mtch[1]); - - if (strpos($mime, 'video') !== false) { - if (!$vhead) { - $vhead = true; - $a->page['htmlhead'] .= replace_macros(get_markup_template('videos_head.tpl'), [ - '$baseurl' => System::baseUrl(), - ]); - $a->page['end'] .= replace_macros(get_markup_template('videos_end.tpl'), [ - '$baseurl' => System::baseUrl(), - ]); - } - - $id = end(explode('/', $the_url)); - $as .= replace_macros(get_markup_template('video_top.tpl'), [ - '$video' => [ - 'id' => $id, - 'title' => L10n::t('View Video'), - 'src' => $the_url, - 'mime' => $mime, - ], - ]); - } - - $filetype = strtolower(substr($mime, 0, strpos($mime, '/'))); - if ($filetype) { - $filesubtype = strtolower(substr($mime, strpos($mime, '/') + 1)); - $filesubtype = str_replace('.', '-', $filesubtype); - } else { - $filetype = 'unkn'; - $filesubtype = 'unkn'; - } - - $title = escape_tags(trim(!empty($mtch[4]) ? $mtch[4] : $mtch[1])); - $title .= ' ' . $mtch[2] . ' ' . L10n::t('bytes'); - - $icon = ''; - $as .= '' . $icon . ''; - } - - if ($as != '') { - $s .= ''.$as.''; - } - - // Map. - if (strpos($s, '') !== false && x($item, 'coord')) { - $x = Map::byCoordinates(trim($item['coord'])); - if ($x) { - $s = preg_replace('/\/', '$0' . $x, $s); - } - } - - - // Look for spoiler. - $spoilersearch = ''; - - // Remove line breaks before the spoiler. - while ((strpos($s, "\n" . $spoilersearch) !== false)) { - $s = str_replace("\n" . $spoilersearch, $spoilersearch, $s); - } - while ((strpos($s, "
" . $spoilersearch) !== false)) { - $s = str_replace("
" . $spoilersearch, $spoilersearch, $s); - } - - while ((strpos($s, $spoilersearch) !== false)) { - $pos = strpos($s, $spoilersearch); - $rnd = random_string(8); - $spoilerreplace = '
' . L10n::t('Click to open/close') . ''. - '