@ -0,0 +1,205 @@ | |||
<?php | |||
// retrieve a "family" of config variables from database to cached storage | |||
if(! function_exists('load_config')) { | |||
function load_config($family) { | |||
global $a; | |||
$r = q("SELECT * FROM `config` WHERE `cat` = '%s'", | |||
dbesc($family) | |||
); | |||
if(count($r)) { | |||
foreach($r as $rr) { | |||
$k = $rr['k']; | |||
if ($rr['cat'] === 'config') { | |||
$a->config[$k] = $rr['v']; | |||
} else { | |||
$a->config[$family][$k] = $rr['v']; | |||
} | |||
} | |||
} | |||
}} | |||
// get a particular config variable given the family name | |||
// and key. Returns false if not set. | |||
// $instore is only used by the set_config function | |||
// to determine if the key already exists in the DB | |||
// If a key is found in the DB but doesn't exist in | |||
// local config cache, pull it into the cache so we don't have | |||
// to hit the DB again for this item. | |||
if(! function_exists('get_config')) { | |||
function get_config($family, $key, $instore = false) { | |||
global $a; | |||
if(! $instore) { | |||
if(isset($a->config[$family][$key])) { | |||
if($a->config[$family][$key] === '!<unset>!') { | |||
return false; | |||
} | |||
return $a->config[$family][$key]; | |||
} | |||
} | |||
$ret = q("SELECT `v` FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1", | |||
dbesc($family), | |||
dbesc($key) | |||
); | |||
if(count($ret)) { | |||
// manage array value | |||
$val = (preg_match("|^a:[0-9]+:{.*}$|", $ret[0]['v'])?unserialize( $ret[0]['v']):$ret[0]['v']); | |||
$a->config[$family][$key] = $val; | |||
return $val; | |||
} | |||
else { | |||
$a->config[$family][$key] = '!<unset>!'; | |||
} | |||
return false; | |||
}} | |||
// Store a config value ($value) in the category ($family) | |||
// under the key ($key) | |||
// Return the value, or false if the database update failed | |||
if(! function_exists('set_config')) { | |||
function set_config($family,$key,$value) { | |||
global $a; | |||
// manage array value | |||
$dbvalue = (is_array($value)?serialize($value):$value); | |||
if(get_config($family,$key,true) === false) { | |||
$a->config[$family][$key] = $value; | |||
$ret = q("INSERT INTO `config` ( `cat`, `k`, `v` ) VALUES ( '%s', '%s', '%s' ) ", | |||
dbesc($family), | |||
dbesc($key), | |||
dbesc($dbvalue) | |||
); | |||
if($ret) | |||
return $value; | |||
return $ret; | |||
} | |||
$ret = q("UPDATE `config` SET `v` = '%s' WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1", | |||
dbesc($dbvalue), | |||
dbesc($family), | |||
dbesc($key) | |||
); | |||
$a->config[$family][$key] = $value; | |||
if($ret) | |||
return $value; | |||
return $ret; | |||
}} | |||
if(! function_exists('load_pconfig')) { | |||
function load_pconfig($uid,$family) { | |||
global $a; | |||
$r = q("SELECT * FROM `pconfig` WHERE `cat` = '%s' AND `uid` = %d", | |||
dbesc($family), | |||
intval($uid) | |||
); | |||
if(count($r)) { | |||
foreach($r as $rr) { | |||
$k = $rr['k']; | |||
$a->config[$uid][$family][$k] = $rr['v']; | |||
} | |||
} | |||
}} | |||
if(! function_exists('get_pconfig')) { | |||
function get_pconfig($uid,$family, $key, $instore = false) { | |||
global $a; | |||
if(! $instore) { | |||
if(isset($a->config[$uid][$family][$key])) { | |||
if($a->config[$uid][$family][$key] === '!<unset>!') { | |||
return false; | |||
} | |||
return $a->config[$uid][$family][$key]; | |||
} | |||
} | |||
$ret = q("SELECT `v` FROM `pconfig` WHERE `uid` = %d AND `cat` = '%s' AND `k` = '%s' LIMIT 1", | |||
intval($uid), | |||
dbesc($family), | |||
dbesc($key) | |||
); | |||
if(count($ret)) { | |||
$a->config[$uid][$family][$key] = $ret[0]['v']; | |||
return $ret[0]['v']; | |||
} | |||
else { | |||
$a->config[$uid][$family][$key] = '!<unset>!'; | |||
} | |||
return false; | |||
}} | |||
if(! function_exists('del_config')) { | |||
function del_config($family,$key) { | |||
global $a; | |||
if(x($a->config[$family],$key)) | |||
unset($a->config[$family][$key]); | |||
$ret = q("DELETE FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1", | |||
dbesc($cat), | |||
dbesc($key) | |||
); | |||
return $ret; | |||
}} | |||
// Same as above functions except these are for personal config storage and take an | |||
// additional $uid argument. | |||
if(! function_exists('set_pconfig')) { | |||
function set_pconfig($uid,$family,$key,$value) { | |||
global $a; | |||
if(get_pconfig($uid,$family,$key,true) === false) { | |||
$a->config[$uid][$family][$key] = $value; | |||
$ret = q("INSERT INTO `pconfig` ( `uid`, `cat`, `k`, `v` ) VALUES ( %d, '%s', '%s', '%s' ) ", | |||
intval($uid), | |||
dbesc($family), | |||
dbesc($key), | |||
dbesc($value) | |||
); | |||
if($ret) | |||
return $value; | |||
return $ret; | |||
} | |||
$ret = q("UPDATE `pconfig` SET `v` = '%s' WHERE `uid` = %d AND `cat` = '%s' AND `k` = '%s' LIMIT 1", | |||
dbesc($value), | |||
intval($uid), | |||
dbesc($family), | |||
dbesc($key) | |||
); | |||
$a->config[$uid][$family][$key] = $value; | |||
if($ret) | |||
return $value; | |||
return $ret; | |||
}} | |||
if(! function_exists('del_pconfig')) { | |||
function del_pconfig($uid,$family,$key) { | |||
global $a; | |||
if(x($a->config[$uid][$family],$key)) | |||
unset($a->config[$uid][$family][$key]); | |||
$ret = q("DELETE FROM `pconfig` WHERE `uid` = %d AND `cat` = '%s' AND `k` = '%s' LIMIT 1", | |||
intval($uid), | |||
dbesc($family), | |||
dbesc($key) | |||
); | |||
return $ret; | |||
}} |
@ -0,0 +1,669 @@ | |||
<?php | |||
// curl wrapper. If binary flag is true, return binary | |||
// results. | |||
if(! function_exists('fetch_url')) { | |||
function fetch_url($url,$binary = false, &$redirects = 0) { | |||
$a = get_app(); | |||
$ch = curl_init($url); | |||
if(($redirects > 8) || (! $ch)) | |||
return false; | |||
curl_setopt($ch, CURLOPT_HEADER, true); | |||
curl_setopt($ch, CURLOPT_RETURNTRANSFER,true); | |||
curl_setopt($ch, CURLOPT_USERAGENT, "Friendika"); | |||
$curl_time = intval(get_config('system','curl_timeout')); | |||
curl_setopt($ch, CURLOPT_TIMEOUT, (($curl_time !== false) ? $curl_time : 60)); | |||
// by default we will allow self-signed certs | |||
// but you can override this | |||
$check_cert = get_config('system','verifyssl'); | |||
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, (($check_cert) ? true : false)); | |||
$prx = get_config('system','proxy'); | |||
if(strlen($prx)) { | |||
curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1); | |||
curl_setopt($ch, CURLOPT_PROXY, $prx); | |||
$prxusr = get_config('system','proxyuser'); | |||
if(strlen($prxusr)) | |||
curl_setopt($ch, CURLOPT_PROXYUSERPWD, $prxusr); | |||
} | |||
if($binary) | |||
curl_setopt($ch, CURLOPT_BINARYTRANSFER,1); | |||
$a->set_curl_code(0); | |||
// don't let curl abort the entire application | |||
// if it throws any errors. | |||
$s = @curl_exec($ch); | |||
$base = $s; | |||
$curl_info = curl_getinfo($ch); | |||
$http_code = $curl_info['http_code']; | |||
$header = ''; | |||
// Pull out multiple headers, e.g. proxy and continuation headers | |||
// allow for HTTP/2.x without fixing code | |||
while(preg_match('/^HTTP\/[1-2].+? [1-5][0-9][0-9]/',$base)) { | |||
$chunk = substr($base,0,strpos($base,"\r\n\r\n")+4); | |||
$header .= $chunk; | |||
$base = substr($base,strlen($chunk)); | |||
} | |||
if($http_code == 301 || $http_code == 302 || $http_code == 303 || $http_code == 307) { | |||
$matches = array(); | |||
preg_match('/(Location:|URI:)(.*?)\n/', $header, $matches); | |||
$url = trim(array_pop($matches)); | |||
$url_parsed = @parse_url($url); | |||
if (isset($url_parsed)) { | |||
$redirects++; | |||
return fetch_url($url,$binary,$redirects); | |||
} | |||
} | |||
$a->set_curl_code($http_code); | |||
$body = substr($s,strlen($header)); | |||
$a->set_curl_headers($header); | |||
curl_close($ch); | |||
return($body); | |||
}} | |||
// post request to $url. $params is an array of post variables. | |||
if(! function_exists('post_url')) { | |||
function post_url($url,$params, $headers = null, &$redirects = 0) { | |||
$a = get_app(); | |||
$ch = curl_init($url); | |||
if(($redirects > 8) || (! $ch)) | |||
return false; | |||
curl_setopt($ch, CURLOPT_HEADER, true); | |||
curl_setopt($ch, CURLOPT_RETURNTRANSFER,true); | |||
curl_setopt($ch, CURLOPT_POST,1); | |||
curl_setopt($ch, CURLOPT_POSTFIELDS,$params); | |||
curl_setopt($ch, CURLOPT_USERAGENT, "Friendika"); | |||
$curl_time = intval(get_config('system','curl_timeout')); | |||
curl_setopt($ch, CURLOPT_TIMEOUT, (($curl_time !== false) ? $curl_time : 60)); | |||
if(defined('LIGHTTPD')) { | |||
if(!is_array($headers)) { | |||
$headers = array('Expect:'); | |||
} else { | |||
if(!in_array('Expect:', $headers)) { | |||
array_push($headers, 'Expect:'); | |||
} | |||
} | |||
} | |||
if($headers) | |||
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); | |||
$check_cert = get_config('system','verifyssl'); | |||
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, (($check_cert) ? true : false)); | |||
$prx = get_config('system','proxy'); | |||
if(strlen($prx)) { | |||
curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1); | |||
curl_setopt($ch, CURLOPT_PROXY, $prx); | |||
$prxusr = get_config('system','proxyuser'); | |||
if(strlen($prxusr)) | |||
curl_setopt($ch, CURLOPT_PROXYUSERPWD, $prxusr); | |||
} | |||
$a->set_curl_code(0); | |||
// don't let curl abort the entire application | |||
// if it throws any errors. | |||
$s = @curl_exec($ch); | |||
$base = $s; | |||
$curl_info = curl_getinfo($ch); | |||
$http_code = $curl_info['http_code']; | |||
$header = ''; | |||
// Pull out multiple headers, e.g. proxy and continuation headers | |||
// allow for HTTP/2.x without fixing code | |||
while(preg_match('/^HTTP\/[1-2].+? [1-5][0-9][0-9]/',$base)) { | |||
$chunk = substr($base,0,strpos($base,"\r\n\r\n")+4); | |||
$header .= $chunk; | |||
$base = substr($base,strlen($chunk)); | |||
} | |||
if($http_code == 301 || $http_code == 302 || $http_code == 303) { | |||
$matches = array(); | |||
preg_match('/(Location:|URI:)(.*?)\n/', $header, $matches); | |||
$url = trim(array_pop($matches)); | |||
$url_parsed = @parse_url($url); | |||
if (isset($url_parsed)) { | |||
$redirects++; | |||
return post_url($url,$binary,$headers,$redirects); | |||
} | |||
} | |||
$a->set_curl_code($http_code); | |||
$body = substr($s,strlen($header)); | |||
$a->set_curl_headers($header); | |||
curl_close($ch); | |||
return($body); | |||
}} | |||
// Generic XML return | |||
// Outputs a basic dfrn XML status structure to STDOUT, with a <status> variable | |||
// of $st and an optional text <message> of $message and terminates the current process. | |||
if(! function_exists('xml_status')) { | |||
function xml_status($st, $message = '') { | |||
$xml_message = ((strlen($message)) ? "\t<message>" . xmlify($message) . "</message>\r\n" : ''); | |||
if($st) | |||
logger('xml_status returning non_zero: ' . $st . " message=" . $message); | |||
header( "Content-type: text/xml" ); | |||
echo '<?xml version="1.0" encoding="UTF-8"?>'."\r\n"; | |||
echo "<result>\r\n\t<status>$st</status>\r\n$xml_message</result>\r\n"; | |||
killme(); | |||
}} | |||
// convert an XML document to a normalised, case-corrected array | |||
// used by webfinger | |||
if(! function_exists('convert_xml_element_to_array')) { | |||
function convert_xml_element_to_array($xml_element, &$recursion_depth=0) { | |||
// If we're getting too deep, bail out | |||
if ($recursion_depth > 512) { | |||
return(null); | |||
} | |||
if (!is_string($xml_element) && | |||
!is_array($xml_element) && | |||
(get_class($xml_element) == 'SimpleXMLElement')) { | |||
$xml_element_copy = $xml_element; | |||
$xml_element = get_object_vars($xml_element); | |||
} | |||
if (is_array($xml_element)) { | |||
$result_array = array(); | |||
if (count($xml_element) <= 0) { | |||
return (trim(strval($xml_element_copy))); | |||
} | |||
foreach($xml_element as $key=>$value) { | |||
$recursion_depth++; | |||
$result_array[strtolower($key)] = | |||
convert_xml_element_to_array($value, $recursion_depth); | |||
$recursion_depth--; | |||
} | |||
if ($recursion_depth == 0) { | |||
$temp_array = $result_array; | |||
$result_array = array( | |||
strtolower($xml_element_copy->getName()) => $temp_array, | |||
); | |||
} | |||
return ($result_array); | |||
} else { | |||
return (trim(strval($xml_element))); | |||
} | |||
}} | |||
// Given an email style address, perform webfinger lookup and | |||
// return the resulting DFRN profile URL, or if no DFRN profile URL | |||
// is located, returns an OStatus subscription template (prefixed | |||
// with the string 'stat:' to identify it as on OStatus template). | |||
// If this isn't an email style address just return $s. | |||
// Return an empty string if email-style addresses but webfinger fails, | |||
// or if the resultant personal XRD doesn't contain a supported | |||
// subscription/friend-request attribute. | |||
if(! function_exists('webfinger_dfrn')) { | |||
function webfinger_dfrn($s) { | |||
if(! strstr($s,'@')) { | |||
return $s; | |||
} | |||
$links = webfinger($s); | |||
logger('webfinger_dfrn: ' . $s . ':' . print_r($links,true), LOGGER_DATA); | |||
if(count($links)) { | |||
foreach($links as $link) | |||
if($link['@attributes']['rel'] === NAMESPACE_DFRN) | |||
return $link['@attributes']['href']; | |||
foreach($links as $link) | |||
if($link['@attributes']['rel'] === NAMESPACE_OSTATUSSUB) | |||
return 'stat:' . $link['@attributes']['template']; | |||
} | |||
return ''; | |||
}} | |||
// Given an email style address, perform webfinger lookup and | |||
// return the array of link attributes from the personal XRD file. | |||
// On error/failure return an empty array. | |||
if(! function_exists('webfinger')) { | |||
function webfinger($s) { | |||
$host = ''; | |||
if(strstr($s,'@')) { | |||
$host = substr($s,strpos($s,'@') + 1); | |||
} | |||
if(strlen($host)) { | |||
$tpl = fetch_lrdd_template($host); | |||
logger('webfinger: lrdd template: ' . $tpl); | |||
if(strlen($tpl)) { | |||
$pxrd = str_replace('{uri}', urlencode('acct:' . $s), $tpl); | |||
logger('webfinger: pxrd: ' . $pxrd); | |||
$links = fetch_xrd_links($pxrd); | |||
if(! count($links)) { | |||
// try with double slashes | |||
$pxrd = str_replace('{uri}', urlencode('acct://' . $s), $tpl); | |||
logger('webfinger: pxrd: ' . $pxrd); | |||
$links = fetch_xrd_links($pxrd); | |||
} | |||
return $links; | |||
} | |||
} | |||
return array(); | |||
}} | |||
if(! function_exists('lrdd')) { | |||
function lrdd($uri) { | |||
$a = get_app(); | |||
// default priority is host priority, host-meta first | |||
$priority = 'host'; | |||
// All we have is an email address. Resource-priority is irrelevant | |||
// because our URI isn't directly resolvable. | |||
if(strstr($uri,'@')) { | |||
return(webfinger($uri)); | |||
} | |||
// get the host meta file | |||
$host = @parse_url($uri); | |||
if($host) { | |||
$url = ((x($host,'scheme')) ? $host['scheme'] : 'http') . '://'; | |||
$url .= $host['host'] . '/.well-known/host-meta' ; | |||
} | |||
else | |||
return array(); | |||
logger('lrdd: constructed url: ' . $url); | |||
$xml = fetch_url($url); | |||
$headers = $a->get_curl_headers(); | |||
if (! $xml) | |||
return array(); | |||
logger('lrdd: host_meta: ' . $xml, LOGGER_DATA); | |||
$h = parse_xml_string($xml); | |||
if(! $h) | |||
return array(); | |||
$arr = convert_xml_element_to_array($h); | |||
if(isset($arr['xrd']['property'])) { | |||
$property = $arr['crd']['property']; | |||
if(! isset($property[0])) | |||
$properties = array($property); | |||
else | |||
$properties = $property; | |||
foreach($properties as $prop) | |||
if((string) $prop['@attributes'] === 'http://lrdd.net/priority/resource') | |||
$priority = 'resource'; | |||
} | |||
// save the links in case we need them | |||
$links = array(); | |||
if(isset($arr['xrd']['link'])) { | |||
$link = $arr['xrd']['link']; | |||
if(! isset($link[0])) | |||
$links = array($link); | |||
else | |||
$links = $link; | |||
} | |||
// do we have a template or href? | |||
if(count($links)) { | |||
foreach($links as $link) { | |||
if($link['@attributes']['rel'] && attribute_contains($link['@attributes']['rel'],'lrdd')) { | |||
if(x($link['@attributes'],'template')) | |||
$tpl = $link['@attributes']['template']; | |||
elseif(x($link['@attributes'],'href')) | |||
$href = $link['@attributes']['href']; | |||
} | |||
} | |||
} | |||
if((! isset($tpl)) || (! strpos($tpl,'{uri}'))) | |||
$tpl = ''; | |||
if($priority === 'host') { | |||
if(strlen($tpl)) | |||
$pxrd = str_replace('{uri}', urlencode($uri), $tpl); | |||
elseif(isset($href)) | |||
$pxrd = $href; | |||
if(isset($pxrd)) { | |||
logger('lrdd: (host priority) pxrd: ' . $pxrd); | |||
$links = fetch_xrd_links($pxrd); | |||
return $links; | |||
} | |||
$lines = explode("\n",$headers); | |||
if(count($lines)) { | |||
foreach($lines as $line) { | |||
if((stristr($line,'link:')) && preg_match('/<([^>].*)>.*rel\=[\'\"]lrdd[\'\"]/',$line,$matches)) { | |||
return(fetch_xrd_links($matches[1])); | |||
break; | |||
} | |||
} | |||
} | |||
} | |||
// priority 'resource' | |||
$html = fetch_url($uri); | |||
$headers = $a->get_curl_headers(); | |||
logger('lrdd: headers=' . $headers, LOGGER_DEBUG); | |||
// don't try and parse raw xml as html | |||
if(! strstr($html,'<?xml')) { | |||
require_once('library/HTML5/Parser.php'); | |||
$dom = @HTML5_Parser::parse($html); | |||
if($dom) { | |||
$items = $dom->getElementsByTagName('link'); | |||
foreach($items as $item) { | |||
$x = $item->getAttribute('rel'); | |||
if($x == "lrdd") { | |||
$pagelink = $item->getAttribute('href'); | |||
break; | |||
} | |||
} | |||
} | |||
} | |||
if(isset($pagelink)) | |||
return(fetch_xrd_links($pagelink)); | |||
// next look in HTTP headers | |||
$lines = explode("\n",$headers); | |||
if(count($lines)) { | |||
foreach($lines as $line) { | |||
// TODO alter the following regex to support multiple relations (space separated) | |||
if((stristr($line,'link:')) && preg_match('/<([^>].*)>.*rel\=[\'\"]lrdd[\'\"]/',$line,$matches)) { | |||
$pagelink = $matches[1]; | |||
break; | |||
} | |||
// don't try and run feeds through the html5 parser | |||
if(stristr($line,'content-type:') && ((stristr($line,'application/atom+xml')) || (stristr($line,'application/rss+xml')))) | |||
return array(); | |||
if(stristr($html,'<rss') || stristr($html,'<feed')) | |||
return array(); | |||
} | |||
} | |||
if(isset($pagelink)) | |||
return(fetch_xrd_links($pagelink)); | |||
// If we haven't found any links, return the host xrd links (which we have already fetched) | |||
if(isset($links)) | |||
return $links; | |||
return array(); | |||
}} | |||
// Given a host name, locate the LRDD template from that | |||
// host. Returns the LRDD template or an empty string on | |||
// error/failure. | |||
if(! function_exists('fetch_lrdd_template')) { | |||
function fetch_lrdd_template($host) { | |||
$tpl = ''; | |||
$url1 = 'https://' . $host . '/.well-known/host-meta' ; | |||
$url2 = 'http://' . $host . '/.well-known/host-meta' ; | |||
$links = fetch_xrd_links($url1); | |||
logger('fetch_lrdd_template from: ' . $url1); | |||
logger('template (https): ' . print_r($links,true)); | |||
if(! count($links)) { | |||
logger('fetch_lrdd_template from: ' . $url2); | |||
$links = fetch_xrd_links($url2); | |||
logger('template (http): ' . print_r($links,true)); | |||
} | |||
if(count($links)) { | |||
foreach($links as $link) | |||
if($link['@attributes']['rel'] && $link['@attributes']['rel'] === 'lrdd') | |||
$tpl = $link['@attributes']['template']; | |||
} | |||
if(! strpos($tpl,'{uri}')) | |||
$tpl = ''; | |||
return $tpl; | |||
}} | |||
// Given a URL, retrieve the page as an XRD document. | |||
// Return an array of links. | |||
// on error/failure return empty array. | |||
if(! function_exists('fetch_xrd_links')) { | |||
function fetch_xrd_links($url) { | |||
$xml = fetch_url($url); | |||
logger('fetch_xrd_links: ' . $xml, LOGGER_DATA); | |||
if ((! $xml) || (! stristr($xml,'<xrd'))) | |||
return array(); | |||
$h = parse_xml_string($xml); | |||
if(! $h) | |||
return array(); | |||
$arr = convert_xml_element_to_array($h); | |||
$links = array(); | |||
if(isset($arr['xrd']['link'])) { | |||
$link = $arr['xrd']['link']; | |||
if(! isset($link[0])) | |||
$links = array($link); | |||
else | |||
$links = $link; | |||
} | |||
if(isset($arr['xrd']['alias'])) { | |||
$alias = $arr['xrd']['alias']; | |||
if(! isset($alias[0])) | |||
$aliases = array($alias); | |||
else | |||
$aliases = $alias; | |||
foreach($aliases as $alias) { | |||
$links[]['@attributes'] = array('rel' => 'alias' , 'href' => $alias); | |||
} | |||
} | |||
logger('fetch_xrd_links: ' . print_r($links,true), LOGGER_DATA); | |||
return $links; | |||
}} | |||
// Take a URL from the wild, prepend http:// if necessary | |||
// and check DNS to see if it's real | |||
// return true if it's OK, false if something is wrong with it | |||
if(! function_exists('validate_url')) { | |||
function validate_url(&$url) { | |||
if(substr($url,0,4) != 'http') | |||
$url = 'http://' . $url; | |||
$h = @parse_url($url); | |||
if(($h) && (dns_get_record($h['host'], DNS_A + DNS_CNAME + DNS_PTR))) { | |||
return true; | |||
} | |||
return false; | |||
}} | |||
// checks that email is an actual resolvable internet address | |||
if(! function_exists('validate_email')) { | |||
function validate_email($addr) { | |||
if(! strpos($addr,'@')) | |||
return false; | |||
$h = substr($addr,strpos($addr,'@') + 1); | |||
if(($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_PTR + DNS_MX))) { | |||
return true; | |||
} | |||
return false; | |||
}} | |||
// Check $url against our list of allowed sites, | |||
// wildcards allowed. If allowed_sites is unset return true; | |||
// If url is allowed, return true. | |||
// otherwise, return false | |||
if(! function_exists('allowed_url')) { | |||
function allowed_url($url) { | |||
$h = @parse_url($url); | |||
if(! $h) { | |||
return false; | |||
} | |||
$str_allowed = get_config('system','allowed_sites'); | |||
if(! $str_allowed) | |||
return true; | |||
$found = false; | |||
$host = strtolower($h['host']); | |||
// always allow our own site | |||
if($host == strtolower($_SERVER['SERVER_NAME'])) | |||
return true; | |||
$fnmatch = function_exists('fnmatch'); | |||
$allowed = explode(',',$str_allowed); | |||
if(count($allowed)) { | |||
foreach($allowed as $a) { | |||
$pat = strtolower(trim($a)); | |||
if(($fnmatch && fnmatch($pat,$host)) || ($pat == $host)) { | |||
$found = true; | |||
break; | |||
} | |||
} | |||
} | |||
return $found; | |||
}} | |||
// check if email address is allowed to register here. | |||
// Compare against our list (wildcards allowed). | |||
// Returns false if not allowed, true if allowed or if | |||
// allowed list is not configured. | |||
if(! function_exists('allowed_email')) { | |||
function allowed_email($email) { | |||
$domain = strtolower(substr($email,strpos($email,'@') + 1)); | |||
if(! $domain) | |||
return false; | |||
$str_allowed = get_config('system','allowed_email'); | |||
if(! $str_allowed) | |||
return true; | |||
$found = false; | |||
$fnmatch = function_exists('fnmatch'); | |||
$allowed = explode(',',$str_allowed); | |||
if(count($allowed)) { | |||
foreach($allowed as $a) { | |||
$pat = strtolower(trim($a)); | |||
if(($fnmatch && fnmatch($pat,$domain)) || ($pat == $domain)) { | |||
$found = true; | |||
break; | |||
} | |||
} | |||
} | |||
return $found; | |||
}} | |||
if(! function_exists('gravatar_img')) { | |||
function gravatar_img($email) { | |||
$size = 175; | |||
$opt = 'identicon'; // psuedo-random geometric pattern if not found | |||
$rating = 'pg'; | |||
$hash = md5(trim(strtolower($email))); | |||
$url = 'http://www.gravatar.com/avatar/' . $hash . '.jpg' | |||
. '?s=' . $size . '&d=' . $opt . '&r=' . $rating; | |||
logger('gravatar: ' . $email . ' ' . $url); | |||
return $url; | |||
}} | |||
if(! function_exists('parse_xml_string')) { | |||
function parse_xml_string($s,$strict = true) { | |||
if($strict) { | |||
if(! strstr($s,'<?xml')) | |||
return false; | |||
$s2 = substr($s,strpos($s,'<?xml')); | |||
} | |||
else | |||
$s2 = $s; | |||
libxml_use_internal_errors(true); | |||
$x = @simplexml_load_string($s2); | |||
if(! $x) { | |||
logger('libxml: parse: error: ' . $s2, LOGGER_DATA); | |||
foreach(libxml_get_errors() as $err) | |||
logger('libxml: parse: ' . $err->code." at ".$err->line.":".$err->column." : ".$err->message, LOGGER_DATA); | |||
libxml_clear_errors(); | |||
} | |||
return $x; | |||
}} |
@ -0,0 +1,199 @@ | |||
<?php | |||
// install and uninstall plugin | |||
if (! function_exists('uninstall_plugin')){ | |||
function uninstall_plugin($plugin){ | |||
logger("Addons: uninstalling " . $plugin); | |||
q("DELETE FROM `addon` WHERE `name` = '%s' LIMIT 1", | |||
dbesc($plugin) | |||
); | |||
@include_once('addon/' . $plugin . '/' . $plugin . '.php'); | |||
if(function_exists($plugin . '_uninstall')) { | |||
$func = $plugin . '_uninstall'; | |||
$func(); | |||
} | |||
}} | |||
if (! function_exists('install_plugin')){ | |||
function install_plugin($plugin){ | |||
logger("Addons: installing " . $plugin); | |||
$t = filemtime('addon/' . $plugin . '/' . $plugin . '.php'); | |||
@include_once('addon/' . $plugin . '/' . $plugin . '.php'); | |||
if(function_exists($plugin . '_install')) { | |||
$func = $plugin . '_install'; | |||
$func(); | |||
$plugin_admin = (function_exists($plugin."_plugin_admin")?1:0); | |||
$r = q("INSERT INTO `addon` (`name`, `installed`, `timestamp`, `plugin_admin`) VALUES ( '%s', 1, %d , %d ) ", | |||
dbesc($plugin), | |||
intval($t), | |||
$plugin_admin | |||
); | |||
} | |||
}} | |||
// reload all updated plugins | |||
if(! function_exists('reload_plugins')) { | |||
function reload_plugins() { | |||
$plugins = get_config('system','addon'); | |||
if(strlen($plugins)) { | |||
$r = q("SELECT * FROM `addon` WHERE `installed` = 1"); | |||
if(count($r)) | |||
$installed = $r; | |||
else | |||
$installed = array(); | |||
$parr = explode(',',$plugins); | |||
if(count($parr)) { | |||
foreach($parr as $pl) { | |||
$pl = trim($pl); | |||
$t = filemtime('addon/' . $pl . '/' . $pl . '.php'); | |||
foreach($installed as $i) { | |||
if(($i['name'] == $pl) && ($i['timestamp'] != $t)) { | |||
logger('Reloading plugin: ' . $i['name']); | |||
@include_once('addon/' . $pl . '/' . $pl . '.php'); | |||
if(function_exists($pl . '_uninstall')) { | |||
$func = $pl . '_uninstall'; | |||
$func(); | |||
} | |||
if(function_exists($pl . '_install')) { | |||
$func = $pl . '_install'; | |||
$func(); | |||
} | |||
q("UPDATE `addon` SET `timestamp` = %d WHERE `id` = %d LIMIT 1", | |||
intval($t), | |||
intval($i['id']) | |||
); | |||
} | |||
} | |||
} | |||
} | |||
} | |||
}} | |||
if(! function_exists('register_hook')) { | |||
function register_hook($hook,$file,$function) { | |||
$r = q("SELECT * FROM `hook` WHERE `hook` = '%s' AND `file` = '%s' AND `function` = '%s' LIMIT 1", | |||
dbesc($hook), | |||
dbesc($file), | |||
dbesc($function) | |||
); | |||
if(count($r)) | |||
return true; | |||
$r = q("INSERT INTO `hook` (`hook`, `file`, `function`) VALUES ( '%s', '%s', '%s' ) ", | |||
dbesc($hook), | |||
dbesc($file), | |||
dbesc($function) | |||
); | |||
return $r; | |||
}} | |||
if(! function_exists('unregister_hook')) { | |||
function unregister_hook($hook,$file,$function) { | |||
$r = q("DELETE FROM `hook` WHERE `hook` = '%s' AND `file` = '%s' AND `function` = '%s' LIMIT 1", | |||
dbesc($hook), | |||
dbesc($file), | |||
dbesc($function) | |||
); | |||
return $r; | |||
}} | |||
if(! function_exists('load_hooks')) { | |||
function load_hooks() { | |||
$a = get_app(); | |||
$a->hooks = array(); | |||
$r = q("SELECT * FROM `hook` WHERE 1"); | |||
if(count($r)) { | |||
foreach($r as $rr) { | |||
$a->hooks[] = array($rr['hook'], $rr['file'], $rr['function']); | |||
} | |||
} | |||
}} | |||
if(! function_exists('call_hooks')) { | |||
function call_hooks($name, &$data = null) { | |||
$a = get_app(); | |||
if(count($a->hooks)) { | |||
foreach($a->hooks as $hook) { | |||
if($hook[HOOK_HOOK] === $name) { | |||
@include_once($hook[HOOK_FILE]); | |||
if(function_exists($hook[HOOK_FUNCTION])) { | |||
$func = $hook[HOOK_FUNCTION]; | |||
$func($a,$data); | |||
} | |||
} | |||
} | |||
} | |||
}} | |||
/* | |||
* parse plugin comment in search of plugin infos. | |||
* like | |||
* | |||
* * Name: Plugin | |||
* * Description: A plugin which plugs in | |||
* * Version: 1.2.3 | |||
* * Author: John <profile url> | |||
* * Author: Jane <email> | |||
* * | |||
*/ | |||
if (! function_exists('get_plugin_info')){ | |||
function get_plugin_info($plugin){ | |||
if (!is_file("addon/$plugin/$plugin.php")) return false; | |||
$f = file_get_contents("addon/$plugin/$plugin.php"); | |||
$r = preg_match("|/\*.*\*/|msU", $f, $m); | |||
$info=Array( | |||
'name' => $plugin, | |||
'description' => "", | |||
'author' => array(), | |||
'version' => "" | |||
); | |||
if ($r){ | |||
$ll = explode("\n", $m[0]); | |||
foreach( $ll as $l ) { | |||
$l = trim($l,"\t\n\r */"); | |||
if ($l!=""){ | |||
list($k,$v) = array_map("trim", explode(":",$l,2)); | |||
$k= strtolower($k); | |||
if ($k=="author"){ | |||
$r=preg_match("|([^<]+)<([^>]+)>|", $v, $m); | |||
if ($r) { | |||
$info['author'][] = array('name'=>$m[1], 'link'=>$m[2]); | |||
} else { | |||
$info['author'][] = array('name'=>$v); | |||
} | |||
} else { | |||
if (array_key_exists($k,$info)){ | |||
$info[$k]=$v; | |||
} | |||
} | |||
} | |||
} | |||
} | |||
return $info; | |||
}} | |||
@ -0,0 +1,933 @@ | |||
<?php | |||
// This is our template processor. | |||
// $s is the string requiring macro substitution. | |||
// $r is an array of key value pairs (search => replace) | |||
// returns substituted string. | |||
// WARNING: this is pretty basic, and doesn't properly handle search strings that are substrings of each other. | |||
// For instance if 'test' => "foo" and 'testing' => "bar", testing could become either bar or fooing, | |||
// depending on the order in which they were declared in the array. | |||
require_once("include/template_processor.php"); | |||
if(! function_exists('replace_macros')) { | |||
function replace_macros($s,$r) { | |||
global $t; | |||
return $t->replace($s,$r); | |||
}} | |||
// random hash, 64 chars | |||
if(! function_exists('random_string')) { | |||
function random_string() { | |||
return(hash('sha256',uniqid(rand(),true))); | |||
}} | |||
/** | |||
* This is our primary input filter. | |||
* | |||
* The high bit hack only involved some old IE browser, forget which (IE5/Mac?) | |||
* that had an XSS attack vector due to stripping the high-bit on an 8-bit character | |||
* after cleansing, and angle chars with the high bit set could get through as markup. | |||
* | |||
* This is now disabled because it was interfering with some legitimate unicode sequences | |||
* and hopefully there aren't a lot of those browsers left. | |||
* | |||
* Use this on any text input where angle chars are not valid or permitted | |||
* They will be replaced with safer brackets. This may be filtered further | |||
* if these are not allowed either. | |||
* | |||
*/ | |||
if(! function_exists('notags')) { | |||
function notags($string) { | |||
return(str_replace(array("<",">"), array('[',']'), $string)); | |||
// High-bit filter no longer used | |||
// return(str_replace(array("<",">","\xBA","\xBC","\xBE"), array('[',']','','',''), $string)); | |||
}} | |||
// use this on "body" or "content" input where angle chars shouldn't be removed, | |||
// and allow them to be safely displayed. | |||
if(! function_exists('escape_tags')) { | |||
function escape_tags($string) { | |||
return(htmlspecialchars($string)); | |||
}} | |||
// generate a string that's random, but usually pronounceable. | |||
// used to generate initial passwords | |||
if(! function_exists('autoname')) { | |||
function autoname($len) { | |||
$vowels = array('a','a','ai','au','e','e','e','ee','ea','i','ie','o','ou','u'); | |||
if(mt_rand(0,5) == 4) | |||
$vowels[] = 'y'; | |||
$cons = array( | |||
'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 = array('ck','ct','gn','ld','lf','lm','lt','mb','mm', 'mn','mp', | |||
'nd','ng','nk','nt','rn','rp','rt'); | |||
$noend = array('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 | |||
// returns escaped text. | |||
if(! function_exists('xmlify')) { | |||
function xmlify($str) { | |||
$buffer = ''; | |||
for($x = 0; $x < strlen($str); $x ++) { | |||
$char = $str[$x]; | |||
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; | |||
} | |||
} | |||
$buffer = trim($buffer); | |||
return($buffer); | |||
}} | |||
// undo an xmlify | |||
// pass xml escaped text ($s), returns unescaped text | |||
if(! function_exists('unxmlify')) { | |||
function unxmlify($s) { | |||
$ret = str_replace('&','&', $s); | |||
$ret = str_replace(array('<','>','"','''),array('<','>','"',"'"),$ret); | |||
return $ret; | |||
}} | |||
// convenience wrapper, reverse the operation "bin2hex" | |||
if(! function_exists('hex2bin')) { | |||
function hex2bin($s) { | |||
if(! ctype_xdigit($s)) { | |||
logger('hex2bin: illegal input: ' . print_r(debug_backtrace(), true)); | |||
return($s); | |||
} | |||
return(pack("H*",$s)); | |||
}} | |||
// 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. | |||
if(! function_exists('paginate')) { | |||
function paginate(&$a) { | |||
$o = ''; | |||
$stripped = preg_replace('/(&page=[0-9]*)/','',$a->query_string); | |||
$stripped = str_replace('q=','',$stripped); | |||
$stripped = trim($stripped,'/'); | |||
$pagenum = $a->pager['page']; | |||
$url = $a->get_baseurl() . '/' . $stripped; | |||
if($a->pager['total'] > $a->pager['itemspage']) { | |||
$o .= '<div class="pager">'; | |||
if($a->pager['page'] != 1) | |||
$o .= '<span class="pager_prev">'."<a href=\"$url".'&page='.($a->pager['page'] - 1).'">' . t('prev') . '</a></span> '; | |||
$o .= "<span class=\"pager_first\"><a href=\"$url"."&page=1\">" . t('first') . "</a></span> "; | |||
$numpages = $a->pager['total'] / $a->pager['itemspage']; | |||
$numstart = 1; | |||
$numstop = $numpages; | |||
if($numpages > 14) { | |||
$numstart = (($pagenum > 7) ? ($pagenum - 7) : 1); | |||
$numstop = (($pagenum > ($numpages - 7)) ? $numpages : ($numstart + 14)); | |||
} | |||
for($i = $numstart; $i <= $numstop; $i++){ | |||
if($i == $a->pager['page']) | |||
$o .= '<span class="pager_current">'.(($i < 10) ? ' '.$i : $i); | |||
else | |||
$o .= "<span class=\"pager_n\"><a href=\"$url"."&page=$i\">".(($i < 10) ? ' '.$i : $i)."</a>"; | |||
$o .= '</span> '; | |||
} | |||
if(($a->pager['total'] % $a->pager['itemspage']) != 0) { | |||
if($i == $a->pager['page']) | |||
$o .= '<span class="pager_current">'.(($i < 10) ? ' '.$i : $i); | |||
else | |||
$o .= "<span class=\"pager_n\"><a href=\"$url"."&page=$i\">".(($i < 10) ? ' '.$i : $i)."</a>"; | |||
$o .= '</span> '; | |||
} | |||
$lastpage = (($numpages > intval($numpages)) ? intval($numpages)+1 : $numpages); | |||
$o .= "<span class=\"pager_last\"><a href=\"$url"."&page=$lastpage\">" . t('last') . "</a></span> "; | |||
if(($a->pager['total'] - ($a->pager['itemspage'] * $a->pager['page'])) > 0) | |||
$o .= '<span class="pager_next">'."<a href=\"$url"."&page=".($a->pager['page'] + 1).'">' . t('next') . '</a></span>'; | |||
$o .= '</div>'."\r\n"; | |||
} | |||
return $o; | |||
}} | |||
// Turn user/group ACLs stored as angle bracketed text into arrays | |||
if(! function_exists('expand_acl')) { | |||
function expand_acl($s) { | |||
// turn string array of angle-bracketed elements into numeric array | |||
// e.g. "<1><2><3>" => array(1,2,3); | |||
$ret = array(); | |||
if(strlen($s)) { | |||
$t = str_replace('<','',$s); | |||
$a = explode('>',$t); | |||
foreach($a as $aa) { | |||
if(intval($aa)) | |||
$ret[] = intval($aa); | |||
} | |||
} | |||
return $ret; | |||
}} | |||
// Used to wrap ACL elements in angle brackets for storage | |||
if(! function_exists('sanitise_acl')) { | |||
function sanitise_acl(&$item) { | |||
if(intval($item)) | |||
$item = '<' . intval(notags(trim($item))) . '>'; | |||
else | |||
unset($item); | |||
}} | |||
// Convert an ACL array to a storable string | |||
if(! function_exists('perms2str')) { | |||
function perms2str($p) { | |||
$ret = ''; | |||
$tmp = $p; | |||
if(is_array($tmp)) { | |||
array_walk($tmp,'sanitise_acl'); | |||
$ret = implode('',$tmp); | |||
} | |||
return $ret; | |||
}} | |||
// generate a guaranteed unique (for this domain) item ID for ATOM | |||
// safe from birthday paradox | |||
if(! function_exists('item_new_uri')) { | |||
function item_new_uri($hostname,$uid) { | |||
do { | |||
$dups = false; | |||
$hash = random_string(); | |||
$uri = "urn:X-dfrn:" . $hostname . ':' . $uid . ':' . $hash; | |||
$r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1", | |||
dbesc($uri)); | |||
if(count($r)) | |||
$dups = true; | |||
} while($dups == true); | |||
return $uri; | |||
}} | |||
// Generate a guaranteed unique photo ID. | |||
// safe from birthday paradox | |||
if(! function_exists('photo_new_resource')) { | |||
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(count($r)) | |||
$found = true; | |||
} while($found == true); | |||
return $resource; | |||
}} | |||
// wrapper to load a view template, checking for alternate | |||
// languages before falling back to the default | |||
// obsolete, deprecated. | |||
if(! function_exists('load_view_file')) { | |||
function load_view_file($s) { | |||
global $lang, $a; | |||
if(! isset($lang)) | |||
$lang = 'en'; | |||
$b = basename($s); | |||
$d = dirname($s); | |||
if(file_exists("$d/$lang/$b")) | |||
return file_get_contents("$d/$lang/$b"); | |||
$theme = current_theme(); | |||
if(file_exists("$d/theme/$theme/$b")) | |||
return file_get_contents("$d/theme/$theme/$b"); | |||
return file_get_contents($s); | |||
}} | |||
if(! function_exists('get_intltext_template')) { | |||
function get_intltext_template($s) { | |||
global $lang; | |||
if(! isset($lang)) | |||
$lang = 'en'; | |||
if(file_exists("view/$lang/$s")) | |||
return file_get_contents("view/$lang/$s"); | |||
elseif(file_exists("view/en/$s")) | |||
return file_get_contents("view/en/$s"); | |||
else | |||
return file_get_contents("view/$s"); | |||
}} | |||
if(! function_exists('get_markup_template')) { | |||
function get_markup_template($s) { | |||
$theme = current_theme(); | |||
if(file_exists("view/theme/$theme/$s")) | |||
return file_get_contents("view/theme/$theme/$s"); | |||
else | |||
return file_get_contents("view/$s"); | |||
}} | |||
// 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 $s - returns true if found, otherwise false | |||
if(! function_exists('attribute_contains')) { | |||
function attribute_contains($attr,$s) { | |||
$a = explode(' ', $attr); | |||
if(count($a) && in_array($s,$a)) | |||
return true; | |||
return false; | |||
}} | |||
if(! function_exists('logger')) { | |||
function logger($msg,$level = 0) { | |||
$debugging = get_config('system','debugging'); | |||
$loglevel = intval(get_config('system','loglevel')); | |||
$logfile = get_config('system','logfile'); | |||
if((! $debugging) || (! $logfile) || ($level > $loglevel)) | |||
return; | |||
@file_put_contents($logfile, datetime_convert() . ':' . session_id() . ' ' . $msg . "\n", FILE_APPEND); | |||
return; | |||
}} | |||
if(! function_exists('activity_match')) { | |||
function activity_match($haystack,$needle) { | |||
if(($haystack === $needle) || ((basename($needle) === $haystack) && strstr($needle,NAMESPACE_ACTIVITY_SCHEMA))) | |||
return true; | |||
return false; | |||
}} | |||
// Pull out all #hashtags and @person tags from $s; | |||
// We also get @person@domain.com - which would make | |||
// the regex quite complicated as tags can also | |||
// end a sentence. So we'll run through our results | |||
// and strip the period from any tags which end with one. | |||
// Returns array of tags found, or empty array. | |||
if(! function_exists('get_tags')) { | |||
function get_tags($s) { | |||
$ret = array(); | |||
// ignore anything in a code block | |||
$s = preg_replace('/\[code\](.*?)\[\/code\]/sm','',$s); | |||
// Match full names against @tags including the space between first and last | |||
// We will look these up afterward to see if they are full names or not recognisable. | |||
if(preg_match_all('/(@[^ \x0D\x0A,:?]+ [^ \x0D\x0A,:?]+)([ \x0D\x0A,:?]|$)/',$s,$match)) { | |||
foreach($match[1] as $mtch) { | |||
if(strstr($mtch,"]")) { | |||
// we might be inside a bbcode color tag - leave it alone | |||
continue; | |||
} | |||
if(substr($mtch,-1,1) === '.') | |||
$ret[] = substr($mtch,0,-1); | |||
else | |||
$ret[] = $mtch; | |||
} | |||
} | |||
// Otherwise pull out single word tags. These can be @nickname, @first_last | |||
// and #hash tags. | |||
if(preg_match_all('/([@#][^ \x0D\x0A,:?]+)([ \x0D\x0A,:?]|$)/',$s,$match)) { | |||
foreach($match[1] as $mtch) { | |||
if(strstr($mtch,"]")) { | |||
// we might be inside a bbcode color tag - leave it alone | |||
continue; | |||
} | |||
// ignore strictly numeric tags like #1 | |||
if((strpos($mtch,'#') === 0) && ctype_digit(substr($mtch,1))) | |||
continue; | |||
if(substr($mtch,-1,1) === '.') | |||
$ret[] = substr($mtch,0,-1); | |||
else | |||
$ret[] = $mtch; | |||
} | |||
} | |||
return $ret; | |||
}} | |||
// quick and dirty quoted_printable encoding | |||
if(! function_exists('qp')) { | |||
function qp($s) { | |||
return str_replace ("%","=",rawurlencode($s)); | |||
}} | |||
if(! function_exists('get_mentions')) { | |||
function get_mentions($item) { | |||
$o = ''; | |||
if(! strlen($item['tag'])) | |||
return $o; | |||
$arr = explode(',',$item['tag']); | |||
foreach($arr as $x) { | |||
$matches = null; | |||
if(preg_match('/@\[url=([^\]]*)\]/',$x,$matches)) { | |||
$o .= "\t\t" . '<link rel="mentioned" href="' . $matches[1] . '" />' . "\r\n"; | |||
$o .= "\t\t" . '<link rel="ostatus:attention" href="' . $matches[1] . '" />' . "\r\n"; | |||
} | |||
} | |||
return $o; | |||
}} | |||
if(! function_exists('contact_block')) { | |||
function contact_block() { | |||
$o = ''; | |||
$a = get_app(); | |||
$shown = get_pconfig($a->profile['uid'],'system','display_friend_count'); | |||
if(! $shown) | |||
$shown = 24; | |||
if((! is_array($a->profile)) || ($a->profile['hide-friends'])) | |||
return $o; | |||
$r = q("SELECT COUNT(*) AS `total` FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0", | |||
intval($a->profile['uid']) | |||
); | |||
if(count($r)) { | |||
$total = intval($r[0]['total']); | |||
} | |||
if(! $total) { | |||
$o .= '<h4 class="contact-h4">' . t('No contacts') . '</h4>'; | |||
return $o; | |||
} | |||
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0 ORDER BY RAND() LIMIT %d", | |||
intval($a->profile['uid']), | |||
intval($shown) | |||
); | |||
if(count($r)) { | |||
$o .= '<h4 class="contact-h4">' . sprintf( tt('%d Contact','%d Contacts', $total),$total) . '</h4><div id="contact-block">'; | |||
foreach($r as $rr) { | |||
$o .= micropro($rr,true,'mpfriend'); | |||
} | |||
$o .= '</div><div id="contact-block-end"></div>'; | |||
$o .= '<div id="viewcontacts"><a id="viewcontacts-link" href="viewcontacts/' . $a->profile['nickname'] . '">' . t('View Contacts') . '</a></div>'; | |||
} | |||
$arr = array('contacts' => $r, 'output' => $o); | |||
call_hooks('contact_block_end', $arr); | |||
return $o; | |||
}} | |||
if(! function_exists('micropro')) { | |||
function micropro($contact, $redirect = false, $class = '', $textmode = false) { | |||
if($class) | |||
$class = ' ' . $class; | |||
$url = $contact['url']; | |||
$sparkle = ''; | |||
if($redirect) { | |||
$a = get_app(); | |||
$redirect_url = $a->get_baseurl() . '/redir/' . $contact['id']; | |||
if(local_user() && ($contact['uid'] == local_user()) && ($contact['network'] === 'dfrn')) { | |||
$url = $redirect_url; | |||
$sparkle = ' sparkle'; | |||
} | |||
} | |||
$click = ((x($contact,'click')) ? ' onclick="' . $contact['click'] . '" ' : ''); | |||
if($click) | |||
$url = ''; | |||
if($textmode) { | |||
return '<div class="contact-block-textdiv' . $class . '"><a class="contact-block-link' . $class . $sparkle | |||
. (($click) ? ' fakelink' : '') . '" ' | |||
. (($url) ? ' href="' . $url . '"' : '') . $click | |||
. '" title="' . $contact['name'] . ' [' . $contact['url'] . ']" alt="' . $contact['name'] | |||
. '" >'. $contact['name'] . '</a></div>' . "\r\n"; | |||
} | |||