X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FUtil%2FStrings.php;h=48e580d67892587ab648f2f0960c8a5193094caf;hb=4894e89f036be1f8a82523ac69d56ae36e7685df;hp=3febe60bd8b4139a29927a5564a49ca2b4b53df2;hpb=5276c28a78e188eb4ec8dcbf87a4dd1ac193c8d7;p=friendica.git
diff --git a/src/Util/Strings.php b/src/Util/Strings.php
index 3febe60bd8..48e580d678 100644
--- a/src/Util/Strings.php
+++ b/src/Util/Strings.php
@@ -5,6 +5,9 @@
namespace Friendica\Util;
+use Friendica\Content\ContactSelector;
+use Friendica\Core\Logger;
+
/**
* @brief This class handles string functions
*/
@@ -28,14 +31,7 @@ class Strings
}
/**
- * 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.
+ * @brief This is our primary input filter.
*
* 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
@@ -44,7 +40,7 @@ class Strings
* @param string $string Input string
* @return string Filtered string
*/
- public static function removeTags($string)
+ public static function escapeTags($string)
{
return str_replace(["<", ">"], ['[', ']'], $string);
}
@@ -56,7 +52,7 @@ class Strings
*
* @return string
*/
- public static function escapeTags($string)
+ public static function escapeHtml($string)
{
return htmlspecialchars($string, ENT_COMPAT, 'UTF-8', false);
}
@@ -155,7 +151,7 @@ class Strings
{
if ($network != "") {
if ($url != "") {
- $network_name = ''.ContactSelector::networkToName($network, $url)."";
+ $network_name = '' . ContactSelector::networkToName($network, $url) . "";
} else {
$network_name = ContactSelector::networkToName($network);
}
@@ -276,92 +272,6 @@ class Strings
return base64_decode(strtr($s, '-_', '+/'));
}
- /**
- * @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 $string Post content
- *
- * @return array List of tag and person names
- */
- public static function getTags($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;
- }
-
- /**
- * @brief Check for a valid email string
- *
- * @param string $email_address Email address to be evaluated.
- *
- * @return boolean Value indicating whether or not the string is a valid email address.
- */
- public static function isValidEmail($email_address)
- {
- return preg_match('/^[_a-zA-Z0-9\-\+]+(\.[_a-zA-Z0-9\-\+]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)+$/', $email_address);
- }
-
/**
* @brief Normalize url
*
@@ -369,7 +279,7 @@ class Strings
*
* @return string Normalized URL.
*/
- public static function normaliseLink($url) // normalise_link()
+ public static function normaliseLink($url)
{
$ret = str_replace(['https:', '//www.'], ['http:', '//'], $url);
return rtrim($ret, '/');