Browse Source

Removed the legacy function calls, removed unused functions

pull/2669/head
Michael Vogel 5 years ago
parent
commit
4e5d335492
  1. 57
      include/Probe.php
  2. 193
      include/Scrape.php
  3. 56
      include/network.php
  4. 1
      include/socgraph.php
  5. 9
      mod/dfrn_request.php

57
include/Probe.php

@ -9,6 +9,7 @@ use \Friendica\Core\PConfig;
require_once("include/feed.php");
require_once('include/email.php');
require_once('include/network.php');
class Probe {
@ -82,12 +83,14 @@ class Probe {
return $xrd_data;
}
public static function uri($uri, $network = "") {
public static function uri($uri, $network = "", $cache = true) {
$result = Cache::get("probe_url:".$network.":".$uri);
if (!is_null($result)) {
$result = unserialize($result);
return $result;
if ($cache) {
$result = Cache::get("probe_url:".$network.":".$uri);
if (!is_null($result)) {
$result = unserialize($result);
return $result;
}
}
$data = self::detect($uri, $network);
@ -336,6 +339,50 @@ class Probe {
return $data;
}
public static function valid_dfrn($data) {
$errors = 0;
if(!isset($data['key']))
$errors ++;
if(!isset($data['dfrn-request']))
$errors ++;
if(!isset($data['dfrn-confirm']))
$errors ++;
if(!isset($data['dfrn-notify']))
$errors ++;
if(!isset($data['dfrn-poll']))
$errors ++;
return $errors;
}
public static function profile($profile) {
$data = array();
// Fetch data via noscrape - this is faster
$noscrape = str_replace(array("/hcard/", "/profile/"), "/noscrape/", $profile);
$data = self::poll_noscrape($noscrape, $data);
if (!isset($data["notify"]) OR !isset($data["confirm"]) OR
!isset($data["request"]) OR !isset($data["poll"]) OR
!isset($data["poco"]) OR !isset($data["name"]) OR
!isset($data["photo"]))
$data = self::poll_hcard($profile, $data, true);
$prof_data = array();
$prof_data["addr"] = $data["addr"];
$prof_data["nick"] = $data["nick"];
$prof_data["dfrn-request"] = $data["request"];
$prof_data["dfrn-confirm"] = $data["confirm"];
$prof_data["dfrn-notify"] = $data["notify"];
$prof_data["dfrn-poll"] = $data["poll"];
$prof_data["dfrn-poco"] = $data["poco"];
$prof_data["photo"] = $data["photo"];
$prof_data["fn"] = $data["name"];
$prof_data["key"] = $data["pubkey"];
return $prof_data;
}
private function dfrn($webfinger) {
$hcard = "";

193
include/Scrape.php

@ -1,144 +1,6 @@
<?php
require_once('library/HTML5/Parser.php');
require_once('include/crypto.php');
require_once('include/feed.php');
require_once('include/Probe.php');
if(! function_exists('scrape_dfrn')) {
function scrape_dfrn($url, $dont_probe = false) {
$a = get_app();
$ret = array();
logger('scrape_dfrn: url=' . $url);
// Try to fetch the data from noscrape. This is faster than parsing the HTML
$noscrape = str_replace("/hcard/", "/noscrape/", $url);
$noscrapejson = fetch_url($noscrape);
$noscrapedata = array();
if ($noscrapejson) {
$noscrapedata = json_decode($noscrapejson, true);
if (is_array($noscrapedata)) {
if ($noscrapedata["nick"] != "")
return($noscrapedata);
else
unset($noscrapedata["nick"]);
} else
$noscrapedata = array();
}
$s = fetch_url($url);
if (!$s)
return $ret;
if (!$dont_probe) {
$probe = probe_url($url);
if (isset($probe["addr"]))
$ret["addr"] = $probe["addr"];
}
$headers = $a->get_curl_headers();
logger('scrape_dfrn: headers=' . $headers, LOGGER_DEBUG);
$lines = explode("\n",$headers);
if(count($lines)) {
foreach($lines as $line) {
// don't try and run feeds through the html5 parser
if(stristr($line,'content-type:') && ((stristr($line,'application/atom+xml')) || (stristr($line,'application/rss+xml'))))
return ret;
}
}
try {
$dom = HTML5_Parser::parse($s);
} catch (DOMException $e) {
logger('scrape_dfrn: parse error: ' . $e);
}
if(! $dom)
return $ret;
$items = $dom->getElementsByTagName('link');
// get DFRN link elements
foreach($items as $item) {
$x = $item->getAttribute('rel');
if(($x === 'alternate') && ($item->getAttribute('type') === 'application/atom+xml'))
$ret['feed_atom'] = $item->getAttribute('href');
if(substr($x,0,5) == "dfrn-") {
$ret[$x] = $item->getAttribute('href');
}
if($x === 'lrdd') {
$decoded = urldecode($item->getAttribute('href'));
if(preg_match('/acct:([^@]*)@/',$decoded,$matches))
$ret['nick'] = $matches[1];
}
}
// Pull out hCard profile elements
$largest_photo = 0;
$items = $dom->getElementsByTagName('*');
foreach($items as $item) {
if(attribute_contains($item->getAttribute('class'), 'vcard')) {
$level2 = $item->getElementsByTagName('*');
foreach($level2 as $x) {
if(attribute_contains($x->getAttribute('class'),'uid'))
$ret['guid'] = $x->textContent;
if(attribute_contains($x->getAttribute('class'),'nickname'))
$ret['nickname'] = $x->textContent;
if(attribute_contains($x->getAttribute('class'),'fn'))
$ret['fn'] = $x->textContent;
if(attribute_contains($x->getAttribute('class'),'searchable'))
$ret['searchable'] = $x->textContent;
if(attribute_contains($x->getAttribute('class'),'key'))
$ret['key'] = $x->textContent;
if(attribute_contains($x->getAttribute('class'),'url'))
$ret['url'] = $x->textContent;
if((attribute_contains($x->getAttribute('class'),'photo'))
|| (attribute_contains($x->getAttribute('class'),'avatar'))) {
$size = intval($x->getAttribute('width'));
// dfrn prefers 175, so if we find this, we set largest_size so it can't be topped.
if(($size > $largest_photo) || ($size == 175) || (! $largest_photo)) {
$ret['photo'] = $x->getAttribute('src');
$largest_photo = (($size == 175) ? 9999 : $size);
}
}
}
}
}
return array_merge($ret, $noscrapedata);
}}
if(! function_exists('validate_dfrn')) {
function validate_dfrn($a) {
$errors = 0;
if(! x($a,'key'))
$errors ++;
if(! x($a,'dfrn-request'))
$errors ++;
if(! x($a,'dfrn-confirm'))
$errors ++;
if(! x($a,'dfrn-notify'))
$errors ++;
if(! x($a,'dfrn-poll'))
$errors ++;
return $errors;
}}
/**
*
* Probe a network address to discover what kind of protocols we need to communicate with it.
@ -157,7 +19,6 @@ function validate_dfrn($a) {
*
*/
define('PROBE_NORMAL', 0);
define('PROBE_DIASPORA', 1);
@ -172,57 +33,3 @@ function probe_url($url, $mode = PROBE_NORMAL, $level = 1) {
return $data;
}
/**
* @brief Find the matching part between two url
*
* @param string $url1
* @param string $url2
* @return string The matching part
*/
function matching_url($url1, $url2) {
if (($url1 == "") OR ($url2 == ""))
return "";
$url1 = normalise_link($url1);
$url2 = normalise_link($url2);
$parts1 = parse_url($url1);
$parts2 = parse_url($url2);
if (!isset($parts1["host"]) OR !isset($parts2["host"]))
return "";
if ($parts1["scheme"] != $parts2["scheme"])
return "";
if ($parts1["host"] != $parts2["host"])
return "";
if ($parts1["port"] != $parts2["port"])
return "";
$match = $parts1["scheme"]."://".$parts1["host"];
if ($parts1["port"])
$match .= ":".$parts1["port"];
$pathparts1 = explode("/", $parts1["path"]);
$pathparts2 = explode("/", $parts2["path"]);
$i = 0;
$path = "";
do {
$path1 = $pathparts1[$i];
$path2 = $pathparts2[$i];
if ($path1 == $path2)
$path .= $path1."/";
} while (($path1 == $path2) AND ($i++ <= count($pathparts1)));
$match .= $path;
return normalise_link($match);
}

56
include/network.php

@ -1123,7 +1123,7 @@ function short_link($url) {
* This function encodes an array to json format
* and adds an application/json HTTP header to the output.
* After finishing the process is getting killed.
*
*
* @param array $x The input content
*/
function json_return_and_die($x) {
@ -1131,3 +1131,57 @@ function json_return_and_die($x) {
echo json_encode($x);
killme();
}
/**
* @brief Find the matching part between two url
*
* @param string $url1
* @param string $url2
* @return string The matching part
*/
function matching_url($url1, $url2) {
if (($url1 == "") OR ($url2 == ""))
return "";
$url1 = normalise_link($url1);
$url2 = normalise_link($url2);
$parts1 = parse_url($url1);
$parts2 = parse_url($url2);
if (!isset($parts1["host"]) OR !isset($parts2["host"]))
return "";
if ($parts1["scheme"] != $parts2["scheme"])
return "";
if ($parts1["host"] != $parts2["host"])
return "";
if ($parts1["port"] != $parts2["port"])
return "";
$match = $parts1["scheme"]."://".$parts1["host"];
if ($parts1["port"])
$match .= ":".$parts1["port"];
$pathparts1 = explode("/", $parts1["path"]);
$pathparts2 = explode("/", $parts2["path"]);
$i = 0;
$path = "";
do {
$path1 = $pathparts1[$i];
$path2 = $pathparts2[$i];
if ($path1 == $path2)
$path .= $path1."/";
} while (($path1 == $path2) AND ($i++ <= count($pathparts1)));
$match .= $path;
return normalise_link($match);
}

1
include/socgraph.php

@ -9,6 +9,7 @@
require_once('include/datetime.php');
require_once("include/Scrape.php");
require_once("include/network.php");
require_once("include/html2bbcode.php");
require_once("include/Contact.php");
require_once("include/Photo.php");

9
mod/dfrn_request.php

@ -11,6 +11,7 @@
require_once('include/enotify.php');
require_once('include/Scrape.php');
require_once('include/Probe.php');
require_once('include/group.php');
if(! function_exists('dfrn_request_init')) {
@ -116,7 +117,7 @@ function dfrn_request_post(&$a) {
* Scrape the other site's profile page to pick up the dfrn links, key, fn, and photo
*/
$parms = scrape_dfrn($dfrn_url);
$parms = Probe::profile($dfrn_url);
if(! count($parms)) {
notice( t('Profile location is not valid or does not contain profile information.') . EOL );
@ -127,7 +128,7 @@ function dfrn_request_post(&$a) {
notice( t('Warning: profile location has no identifiable owner name.') . EOL );
if(! x($parms,'photo'))
notice( t('Warning: profile location has no profile photo.') . EOL );
$invalid = validate_dfrn($parms);
$invalid = Probe::valid_dfrn($parms);
if($invalid) {
notice( sprintf( tt("%d required parameter was not found at the given location",
"%d required parameters were not found at the given location",
@ -511,7 +512,7 @@ function dfrn_request_post(&$a) {
require_once('include/Scrape.php');
$parms = scrape_dfrn(($hcard) ? $hcard : $url);
$parms = Probe::profile(($hcard) ? $hcard : $url);
if(! count($parms)) {
notice( t('Profile location is not valid or does not contain profile information.') . EOL );
@ -522,7 +523,7 @@ function dfrn_request_post(&$a) {
notice( t('Warning: profile location has no identifiable owner name.') . EOL );
if(! x($parms,'photo'))
notice( t('Warning: profile location has no profile photo.') . EOL );
$invalid = validate_dfrn($parms);
$invalid = Probe::valid_dfrn($parms);
if($invalid) {
notice( sprintf( tt("%d required parameter was not found at the given location",
"%d required parameters were not found at the given location",

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