<?php /** * @file include/text.php */ use Friendica\App; use Friendica\Content\ContactSelector; use Friendica\Content\Feature; use Friendica\Content\Smilies; use Friendica\Core\Addon; use Friendica\Core\Config; use Friendica\Core\L10n; use Friendica\Core\PConfig; use Friendica\Core\System; use Friendica\Database\DBM; use Friendica\Model\Profile; use Friendica\Model\Term; use Friendica\Util\DateTimeFormat; use Friendica\Util\Map; require_once "mod/proxy.php"; require_once "include/conversation.php"; /** * This is our template processor * * @param string|FriendicaSmarty $s the string requiring macro substitution, * or an instance of FriendicaSmarty * @param array $r key value pairs (search => replace) * @return string substituted string */ function replace_macros($s, $r) { $stamp1 = microtime(true); $a = get_app(); // pass $baseurl to all templates $r['$baseurl'] = System::baseUrl(); $t = $a->template_engine(); try { $output = $t->replaceMacros($s, $r); } catch (Exception $e) { echo "<pre><b>" . __FUNCTION__ . "</b>: " . $e->getMessage() . "</pre>"; 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']; $start = mt_rand(0,2); if ($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 $noe) { if ((strlen($word) > 2) && (substr($word, -2) == $noe)) { $word = substr($word, 0, -1); break; } } if (substr($word, -1) == 'q') { $word = substr($word, 0, -1); } 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') ]); } /** * Turn user/group ACLs stored as angle bracketed text into arrays * * @param string $s * @return array */ function expand_acl($s) { // turn string array of angle-bracketed elements into numeric array // e.g. "<1><2><3>" => array(1,2,3); $ret = []; if (strlen($s)) { $t = str_replace('<', '', $s); $a = explode('>', $t); foreach ($a as $aa) { if (intval($aa)) { $ret[] = intval($aa); } } } return $ret; } /** * Wrap ACL elements in angle brackets for storage * @param string $item */ function sanitise_acl(&$item) { if (intval($item)) { $item = '<' . intval(notags(trim($item))) . '>'; } else { unset($item); } } /** * Convert an ACL array to a storable string * * Normally ACL permissions will be an array. * We'll also allow a comma-separated string. * * @param string|array $p * @return string */ function perms2str($p) { $ret = ''; if (is_array($p)) { $tmp = $p; } else { $tmp = explode(',',$p); } if (is_array($tmp)) { array_walk($tmp, 'sanitise_acl'); $ret = implode('', $tmp); } return $ret; } /** * generate a guaranteed unique (for this domain) item ID for ATOM * safe from birthday paradox * * @param string $hostname * @param int $uid * @return string */ function item_new_uri($hostname, $uid, $guid = "") { do { if ($guid == "") { $hash = get_guid(32); } else { $hash = $guid; $guid = ""; } $uri = "urn:X-dfrn:" . $hostname . ':' . $uid . ':' . $hash; $dups = dba::exists('item', ['uri' => $uri]); } while ($dups == true); return $uri; } /** * Generate a guaranteed unique photo ID. * safe from birthday paradox * * @return string */ function photo_new_resource() { do { $found = false; $resource = hash('md5',uniqid(mt_rand(),true)); $r = q("SELECT `id` FROM `photo` WHERE `resource-id` = '%s' LIMIT 1", dbesc($resource) ); if (DBM::is_result($r)) { $found = true; } } while ($found == true); return $resource; } /** * @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; } $theme = current_theme(); if (file_exists("$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 "<pre><b>" . __FUNCTION__ . "</b>: " . $e->getMessage() . "</pre>"; killme(); } $a->save_timestamp($stamp1, "file"); return $template; } /** * for html,xml parsing - let's say you've got * an attribute foobar="class1 class2 class3" * and you want to find out if it contains 'class3'. * you can't use a normal sub string search because you * might match 'notclass3' and a regex to do the job is * possible but a bit complicated. * pass the attribute string as $attr and the attribute you * are looking for as $s - returns true if found, otherwise false * * @param string $attr attribute value * @param string $s string to search * @return boolean True if found, False otherwise */ function attribute_contains($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 ( $a->module == 'install' || !dba::$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 ( $a->module == 'install' || !dba::$connected ) { return; } $logfile = Config::get('system','dlogfile'); if (! $logfile) { return; } if (count($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) { $redirect_url = 'redir/' . $contact['id']; if (local_user() && ($contact['uid'] == local_user()) && ($contact['network'] === NETWORK_DFRN)) { $redir = true; $url = $redirect_url; $sparkle = ' sparkle'; } else { $url = Profile::zrl($url); } } // 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' => 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\:\/\-\?\&\;\.\=\_\~\#\'\%\$\!\+]*)/", ' <a href="$1" target="_blank">$1</a>', $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]', $item['body']); } } } } function put_item_in_cache(&$item, $update = false) { $rendered_hash = defaults($item, 'rendered-hash', ''); if ($rendered_hash == '' || $item["rendered-html"] == "" || $rendered_hash != hash("md5", $item["body"]) || Config::get("system", "ignore_cache") ) { // The function "redir_private_images" changes the body. // I'm not sure if we should store it permanently, so we save the old value. $body = $item["body"]; $a = get_app(); redir_private_images($a, $item); $item["rendered-html"] = prepare_text($item["body"]); $item["rendered-hash"] = hash("md5", $item["body"]); $item["body"] = $body; if ($update && ($item["id"] > 0)) { dba::update('item', ['rendered-html' => $item["rendered-html"], 'rendered-hash' => $item["rendered-hash"]], ['id' => $item["id"]], false); } } } /** * @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 $attach * @return string item body html * @hook prepare_body_init item array before any work * @hook prepare_body ('item'=>item array, 'html'=>body string) after first bbcode to html * @hook prepare_body_final ('item'=>item array, 'html'=>body string) after attach icons and blockquote special case handling (spoiler, author) */ function prepare_body(&$item, $attach = false, $preview = false) { $a = get_app(); Addon::callHooks('prepare_body_init', $item); $searchpath = System::baseUrl() . "/search?tag="; $tags = []; $hashtags = []; $mentions = []; // In order to provide theme developers more possibilities, event items // are treated differently. if ($item['object-type'] === ACTIVITY_OBJ_EVENT && isset($item['event-id'])) { $ev = format_event_item($item); return $ev; } if (!Config::get('system','suppress_tags')) { $taglist = dba::p("SELECT `type`, `term`, `url` FROM `term` WHERE `otype` = ? AND `oid` = ? AND `type` IN (?, ?) ORDER BY `tid`", intval(TERM_OBJ_POST), intval($item['id']), intval(TERM_HASHTAG), intval(TERM_MENTION)); while ($tag = dba::fetch($taglist)) { if ($tag["url"] == "") { $tag["url"] = $searchpath.strtolower($tag["term"]); } $orig_tag = $tag["url"]; $tag["url"] = best_link_url($item, $sp, $tag["url"]); if ($tag["type"] == TERM_HASHTAG) { if ($orig_tag != $tag["url"]) { $item['body'] = str_replace($orig_tag, $tag["url"], $item['body']); } $hashtags[] = "#<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>"; $prefix = "#"; } elseif ($tag["type"] == TERM_MENTION) { $mentions[] = "@<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>"; $prefix = "@"; } $tags[] = $prefix."<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>"; } dba::close($taglist); } $item['tags'] = $tags; $item['hashtags'] = $hashtags; $item['mentions'] = $mentions; // 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"]; $prep_arr = ['item' => $item, 'html' => $s, 'preview' => $preview]; Addon::callHooks('prepare_body', $prep_arr); $s = $prep_arr['html']; if (! $attach) { // Replace the blockquotes with quotes that are used in mails. $mailquote = '<blockquote type="cite" class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">'; $s = str_replace(['<blockquote>', '<blockquote class="spoiler">', '<blockquote class="author">'], [$mailquote, $mailquote, $mailquote], $s); return $s; } $as = ''; $vhead = false; $arr = explode('[/attach],', $item['attach']); if (count($arr)) { foreach ($arr as $r) { $matches = false; $icon = ''; $cnt = preg_match_all('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r ,$matches, PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { $mime = $mtch[3]; if ((local_user() == $item['uid']) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN)) { $the_url = 'redir/' . $item['contact-id'] . '?f=1&url=' . $mtch[1]; } else { $the_url = $mtch[1]; } if (strpos($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'; } $title = ((strlen(trim($mtch[4]))) ? escape_tags(trim($mtch[4])) : escape_tags($mtch[1])); $title .= ' ' . $mtch[2] . ' ' . L10n::t('bytes'); $icon = '<div class="attachtype icon s22 type-' . $filetype . ' subtype-' . $filesubtype . '"></div>'; $as .= '<a href="' . strip_tags($the_url) . '" title="' . $title . '" class="attachlink" target="_blank" >' . $icon . '</a>'; } } } } if ($as != '') { $s .= '<div class="body-attach">'.$as.'<div class="clear"></div></div>'; } // Map. if (strpos($s, '<div class="map">') !== false && x($item, 'coord')) { $x = Map::byCoordinates(trim($item['coord'])); if ($x) { $s = preg_replace('/\<div class\=\"map\"\>/', '$0' . $x, $s); } } // Look for spoiler. $spoilersearch = '<blockquote class="spoiler">'; // Remove line breaks before the spoiler. while ((strpos($s, "\n" . $spoilersearch) !== false)) { $s = str_replace("\n" . $spoilersearch, $spoilersearch, $s); } while ((strpos($s, "<br />" . $spoilersearch) !== false)) { $s = str_replace("<br />" . $spoilersearch, $spoilersearch, $s); } while ((strpos($s, $spoilersearch) !== false)) { $pos = strpos($s, $spoilersearch); $rnd = random_string(8); $spoilerreplace = '<br /> <span id="spoiler-wrap-' . $rnd . '" class="spoiler-wrap fakelink" onclick="openClose(\'spoiler-' . $rnd . '\');">' . L10n::t('Click to open/close') . '</span>'. '<blockquote class="spoiler" id="spoiler-' . $rnd . '" style="display: none;">'; $s = substr($s, 0, $pos) . $spoilerreplace . substr($s, $pos + strlen($spoilersearch)); } // Look for quote with author. $authorsearch = '<blockquote class="author">'; while ((strpos($s, $authorsearch) !== false)) { $pos = strpos($s, $authorsearch); $rnd = random_string(8); $authorreplace = '<br /> <span id="author-wrap-' . $rnd . '" class="author-wrap fakelink" onclick="openClose(\'author-' . $rnd . '\');">' . L10n::t('Click to open/close') . '</span>'. '<blockquote class="author" id="author-' . $rnd . '" style="display: block;">'; $s = substr($s, 0, $pos) . $authorreplace . substr($s, $pos + strlen($authorsearch)); } // Replace friendica image url size with theme preference. if (x($a->theme_info, 'item_image_size')){ $ps = $a->theme_info['item_image_size']; $s = preg_replace('|(<img[^>]+src="[^"]+/photo/[0-9a-f]+)-[0-9]|', "$1-" . $ps, $s); } $prep_arr = ['item' => $item, 'html' => $s]; Addon::callHooks('prepare_body_final', $prep_arr); return $prep_arr['html']; } /** * @brief Given a text string, convert from bbcode to html and add smilie icons. * * @param string $text String with bbcode. * @return string Formattet HTML. */ function prepare_text($text) { require_once 'include/bbcode.php'; if (stristr($text, '[nosmile]')) { $s = bbcode($text); } else { $s = Smilies::replace(bbcode($text)); } return trim($s); } /** * return array with details for categories and folders for an item * * @param array $item * @return array * * [ * [ // categories array * { * 'name': 'category name', * 'removeurl': 'url to remove this category', * 'first': 'is the first in this array? true/false', * 'last': 'is the last in this array? true/false', * } , * .... * ], * [ //folders array * { * 'name': 'folder name', * 'removeurl': 'url to remove this folder', * 'first': 'is the first in this array? true/false', * 'last': 'is the last in this array? true/false', * } , * .... * ] * ] */ function get_cats_and_terms($item) { $categories = []; $folders = []; $matches = false; $first = true; $cnt = preg_match_all('/<(.*?)>/', $item['file'], $matches, PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { $categories[] = [ 'name' => xmlify(file_tag_decode($mtch[1])), 'url' => "#", 'removeurl' => ((local_user() == $item['uid'])?'filerm/' . $item['id'] . '?f=&cat=' . xmlify(file_tag_decode($mtch[1])):""), 'first' => $first, 'last' => false ]; $first = false; } } if (count($categories)) { $categories[count($categories) - 1]['last'] = true; } if (local_user() == $item['uid']) { $matches = false; $first = true; $cnt = preg_match_all('/\[(.*?)\]/', $item['file'], $matches, PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { $folders[] = [ 'name' => xmlify(file_tag_decode($mtch[1])), 'url' => "#", 'removeurl' => ((local_user() == $item['uid']) ? 'filerm/' . $item['id'] . '?f=&term=' . xmlify(file_tag_decode($mtch[1])) : ""), 'first' => $first, 'last' => false ]; $first = false; } } } if (count($folders)) { $folders[count($folders) - 1]['last'] = true; } return [$categories, $folders]; } /** * get private link for item * @param array $item * @return boolean|array False if item has not plink, otherwise array('href'=>plink url, 'title'=>translated title) */ function get_plink($item) { $a = get_app(); if ($a->user['nickname'] != "") { $ret = [ //'href' => "display/" . $a->user['nickname'] . "/" . $item['id'], 'href' => "display/" . $item['guid'], 'orig' => "display/" . $item['guid'], 'title' => L10n::t('View on separate page'), 'orig_title' => L10n::t('view on separate page'), ]; if (x($item, 'plink')) { $ret["href"] = $a->remove_baseurl($item['plink']); $ret["title"] = L10n::t('link to source'); } } elseif (x($item, 'plink') && ($item['private'] != 1)) { $ret = [ 'href' => $item['plink'], 'orig' => $item['plink'], 'title' => L10n::t('link to source'), ]; } else { $ret = []; } return $ret; } /** * replace html amp entity with amp char * @param string $s * @return string */ function unamp($s) { return str_replace('&', '&', $s); } /** * return number of bytes in size (K, M, G) * @param string $size_str * @return number */ function return_bytes($size_str) { switch (substr ($size_str, -1)) { case 'M': case 'm': return (int)$size_str * 1048576; case 'K': case 'k': return (int)$size_str * 1024; case 'G': case 'g': return (int)$size_str * 1073741824; default: return $size_str; } } /** * @return string */ function generate_user_guid() { $found = true; do { $guid = get_guid(32); $x = q("SELECT `uid` FROM `user` WHERE `guid` = '%s' LIMIT 1", dbesc($guid) ); if (! DBM::is_result($x)) { $found = false; } } while ($found == true); return $guid; } /** * @param string $s * @param boolean $strip_padding * @return string */ function base64url_encode($s, $strip_padding = false) { $s = strtr(base64_encode($s), '+/', '-_'); if ($strip_padding) { $s = str_replace('=','',$s); } return $s; } /** * @param string $s * @return string */ function base64url_decode($s) { if (is_array($s)) { logger('base64url_decode: illegal input: ' . print_r(debug_backtrace(), true)); return $s; } /* * // Placeholder for new rev of salmon which strips base64 padding. * // PHP base64_decode handles the un-padded input without requiring this step * // Uncomment if you find you need it. * * $l = strlen($s); * if (! strpos($s,'=')) { * $m = $l % 4; * if ($m == 2) * $s .= '=='; * if ($m == 3) * $s .= '='; * } * */ return base64_decode(strtr($s,'-_','+/')); } /** * return div element with class 'clear' * @return string * @deprecated */ function cleardiv() { return '<div class="clear"></div>'; } function bb_translate_video($s) { $matches = null; $r = preg_match_all("/\[video\](.*?)\[\/video\]/ism",$s,$matches,PREG_SET_ORDER); if ($r) { foreach ($matches as $mtch) { if ((stristr($mtch[1],'youtube')) || (stristr($mtch[1],'youtu.be'))) $s = str_replace($mtch[0],'[youtube]' . $mtch[1] . '[/youtube]',$s); elseif (stristr($mtch[1],'vimeo')) $s = str_replace($mtch[0],'[vimeo]' . $mtch[1] . '[/vimeo]',$s); } } return $s; } function html2bb_video($s) { $s = preg_replace('#<object[^>]+>(.*?)https?://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+)(.*?)</object>#ism', '[youtube]$2[/youtube]', $s); $s = preg_replace('#<iframe[^>](.*?)https?://www.youtube.com/embed/([A-Za-z0-9\-_=]+)(.*?)</iframe>#ism', '[youtube]$2[/youtube]', $s); $s = preg_replace('#<iframe[^>](.*?)https?://player.vimeo.com/video/([0-9]+)(.*?)</iframe>#ism', '[vimeo]$2[/vimeo]', $s); return $s; } /** * apply xmlify() to all values of array $val, recursively * @param array $val * @return array */ function array_xmlify($val){ if (is_bool($val)) { return $val?"true":"false"; } elseif (is_array($val)) { return array_map('array_xmlify', $val); } return xmlify((string) $val); } /** * transform link href and img src from relative to absolute * * @param string $text * @param string $base base url * @return string */ function reltoabs($text, $base) { if (empty($base)) { return $text; } $base = rtrim($base,'/'); $base2 = $base . "/"; // Replace links $pattern = "/<a([^>]*) href=\"(?!http|https|\/)([^\"]*)\"/"; $replace = "<a\${1} href=\"" . $base2 . "\${2}\""; $text = preg_replace($pattern, $replace, $text); $pattern = "/<a([^>]*) href=\"(?!http|https)([^\"]*)\"/"; $replace = "<a\${1} href=\"" . $base . "\${2}\""; $text = preg_replace($pattern, $replace, $text); // Replace images $pattern = "/<img([^>]*) src=\"(?!http|https|\/)([^\"]*)\"/"; $replace = "<img\${1} src=\"" . $base2 . "\${2}\""; $text = preg_replace($pattern, $replace, $text); $pattern = "/<img([^>]*) src=\"(?!http|https)([^\"]*)\"/"; $replace = "<img\${1} src=\"" . $base . "\${2}\""; $text = preg_replace($pattern, $replace, $text); // Done return $text; } /** * get translated item type * * @param array $itme * @return string */ function item_post_type($item) { if (intval($item['event-id'])) { return L10n::t('event'); } elseif (strlen($item['resource-id'])) { return L10n::t('photo'); } elseif (strlen($item['verb']) && $item['verb'] !== ACTIVITY_POST) { return L10n::t('activity'); } elseif ($item['id'] != $item['parent']) { return L10n::t('comment'); } return L10n::t('post'); } // post categories and "save to file" use the same item.file table for storage. // We will differentiate the different uses by wrapping categories in angle brackets // and save to file categories in square brackets. // To do this we need to escape these characters if they appear in our tag. function file_tag_encode($s) { return str_replace(['<','>','[',']'],['%3c','%3e','%5b','%5d'],$s); } function file_tag_decode($s) { return str_replace(['%3c', '%3e', '%5b', '%5d'], ['<', '>', '[', ']'], $s); } function file_tag_file_query($table,$s,$type = 'file') { if ($type == 'file') { $str = preg_quote('[' . str_replace('%', '%%', file_tag_encode($s)) . ']'); } else { $str = preg_quote('<' . str_replace('%', '%%', file_tag_encode($s)) . '>'); } return " AND " . (($table) ? dbesc($table) . '.' : '') . "file regexp '" . dbesc($str) . "' "; } // ex. given music,video return <music><video> or [music][video] function file_tag_list_to_file($list,$type = 'file') { $tag_list = ''; if (strlen($list)) { $list_array = explode(",",$list); if ($type == 'file') { $lbracket = '['; $rbracket = ']'; } else { $lbracket = '<'; $rbracket = '>'; } foreach ($list_array as $item) { if (strlen($item)) { $tag_list .= $lbracket . file_tag_encode(trim($item)) . $rbracket; } } } return $tag_list; } // ex. given <music><video>[friends], return music,video or friends function file_tag_file_to_list($file,$type = 'file') { $matches = false; $list = ''; if ($type == 'file') { $cnt = preg_match_all('/\[(.*?)\]/', $file, $matches, PREG_SET_ORDER); } else { $cnt = preg_match_all('/<(.*?)>/', $file, $matches, PREG_SET_ORDER); } if ($cnt) { foreach ($matches as $mtch) { if (strlen($list)) { $list .= ','; } $list .= file_tag_decode($mtch[1]); } } return $list; } function file_tag_update_pconfig($uid, $file_old, $file_new, $type = 'file') { // $file_old - categories previously associated with an item // $file_new - new list of categories for an item if (!intval($uid)) { return false; } if ($file_old == $file_new) { return true; } $saved = PConfig::get($uid, 'system', 'filetags'); if (strlen($saved)) { if ($type == 'file') { $lbracket = '['; $rbracket = ']'; $termtype = TERM_FILE; } else { $lbracket = '<'; $rbracket = '>'; $termtype = TERM_CATEGORY; } $filetags_updated = $saved; // check for new tags to be added as filetags in pconfig $new_tags = []; $check_new_tags = explode(",",file_tag_file_to_list($file_new,$type)); foreach ($check_new_tags as $tag) { if (! stristr($saved,$lbracket . file_tag_encode($tag) . $rbracket)) $new_tags[] = $tag; } $filetags_updated .= file_tag_list_to_file(implode(",",$new_tags),$type); // check for deleted tags to be removed from filetags in pconfig $deleted_tags = []; $check_deleted_tags = explode(",",file_tag_file_to_list($file_old,$type)); foreach ($check_deleted_tags as $tag) { if (! stristr($file_new,$lbracket . file_tag_encode($tag) . $rbracket)) $deleted_tags[] = $tag; } foreach ($deleted_tags as $key => $tag) { $r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d", dbesc($tag), intval(TERM_OBJ_POST), intval($termtype), intval($uid)); if (DBM::is_result($r)) { unset($deleted_tags[$key]); } else { $filetags_updated = str_replace($lbracket . file_tag_encode($tag) . $rbracket,'',$filetags_updated); } } if ($saved != $filetags_updated) { PConfig::set($uid, 'system', 'filetags', $filetags_updated); } return true; } elseif (strlen($file_new)) { PConfig::set($uid, 'system', 'filetags', $file_new); } return true; } function file_tag_save_file($uid, $item, $file) { if (! intval($uid)) { return false; } $r = q("SELECT `file` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($item), intval($uid) ); if (DBM::is_result($r)) { if (! stristr($r[0]['file'],'[' . file_tag_encode($file) . ']')) { q("UPDATE `item` SET `file` = '%s' WHERE `id` = %d AND `uid` = %d", dbesc($r[0]['file'] . '[' . file_tag_encode($file) . ']'), intval($item), intval($uid) ); } Term::insertFromItemFileById($item); $saved = PConfig::get($uid, 'system', 'filetags'); if (!strlen($saved) || !stristr($saved, '[' . file_tag_encode($file) . ']')) { PConfig::set($uid, 'system', 'filetags', $saved . '[' . file_tag_encode($file) . ']'); } info(L10n::t('Item filed')); } return true; } function file_tag_unsave_file($uid, $item, $file, $cat = false) { if (! intval($uid)) { return false; } if ($cat == true) { $pattern = '<' . file_tag_encode($file) . '>' ; $termtype = TERM_CATEGORY; } else { $pattern = '[' . file_tag_encode($file) . ']' ; $termtype = TERM_FILE; } $r = q("SELECT `file` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1", intval($item), intval($uid) ); if (! DBM::is_result($r)) { return false; } q("UPDATE `item` SET `file` = '%s' WHERE `id` = %d AND `uid` = %d", dbesc(str_replace($pattern,'',$r[0]['file'])), intval($item), intval($uid) ); Term::insertFromItemFileById($item); $r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d", dbesc($file), intval(TERM_OBJ_POST), intval($termtype), intval($uid) ); if (!DBM::is_result($r)) { $saved = PConfig::get($uid, 'system', 'filetags'); PConfig::set($uid, 'system', 'filetags', str_replace($pattern, '', $saved)); } return true; } function normalise_openid($s) { return trim(str_replace(['http://', 'https://'], ['', ''], $s), '/'); } function undo_post_tagging($s) { $matches = null; $cnt = preg_match_all('/([!#@])\[url=(.*?)\](.*?)\[\/url\]/ism', $s, $matches, PREG_SET_ORDER); if ($cnt) { foreach ($matches as $mtch) { $s = str_replace($mtch[0], $mtch[1] . $mtch[3],$s); } } return $s; } function protect_sprintf($s) { return str_replace('%', '%%', $s); } function is_a_date_arg($s) { $i = intval($s); if ($i > 1900) { $y = date('Y'); if ($i <= $y + 1 && strpos($s, '-') == 4) { $m = intval(substr($s,5)); if ($m > 0 && $m <= 12) return true; } } return false; } /** * remove intentation from a text */ function deindent($text, $chr = "[\t ]", $count = NULL) { $lines = explode("\n", $text); if (is_null($count)) { $m = []; $k = 0; while ($k < count($lines) && strlen($lines[$k]) == 0) { $k++; } preg_match("|^" . $chr . "*|", $lines[$k], $m); $count = strlen($m[0]); } for ($k = 0; $k < count($lines); $k++) { $lines[$k] = preg_replace("|^" . $chr . "{" . $count . "}|", "", $lines[$k]); } return implode("\n", $lines); } function formatBytes($bytes, $precision = 2) { $units = ['B', 'KB', 'MB', 'GB', 'TB']; $bytes = max($bytes, 0); $pow = floor(($bytes ? log($bytes) : 0) / log(1024)); $pow = min($pow, count($units) - 1); $bytes /= pow(1024, $pow); return round($bytes, $precision) . ' ' . $units[$pow]; } /** * @brief translate and format the networkname of a contact * * @param string $network * Networkname of the contact (e.g. dfrn, rss and so on) * @param sting $url * The contact url * @return string */ function format_network_name($network, $url = 0) { if ($network != "") { if ($url != "") { $network_name = '<a href="'.$url.'">'.ContactSelector::networkToName($network, $url)."</a>"; } else { $network_name = ContactSelector::networkToName($network); } return $network_name; } } /** * @brief Syntax based code highlighting for popular languages. * @param string $s Code block * @param string $lang Programming language * @return string Formated html */ function text_highlight($s, $lang) { if ($lang === 'js') { $lang = 'javascript'; } // @TODO: Replace Text_Highlighter_Renderer_Html by scrivo/highlight.php // Autoload the library to make constants available class_exists('Text_Highlighter_Renderer_Html'); $options = [ 'numbers' => HL_NUMBERS_LI, 'tabsize' => 4, ]; $tag_added = false; $s = trim(html_entity_decode($s, ENT_COMPAT)); $s = str_replace(' ', "\t", $s); /* * The highlighter library insists on an opening php tag for php code blocks. If * it isn't present, nothing is highlighted. So we're going to see if it's present. * If not, we'll add it, and then quietly remove it after we get the processed output back. */ if ($lang === 'php' && strpos($s, '<?php') !== 0) { $s = '<?php' . "\n" . $s; $tag_added = true; } $renderer = new Text_Highlighter_Renderer_Html($options); $factory = new Text_Highlighter(); $hl = $factory->factory($lang); $hl->setRenderer($renderer); $o = $hl->highlight($s); $o = str_replace("\n", '', $o); if ($tag_added) { $b = substr($o, 0, strpos($o, '<li>')); $e = substr($o, strpos($o, '</li>')); $o = $b . $e; } return '<code>' . $o . '</code>'; }