X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Ftext.php;h=501121c80227418a21f641d363754be8a5112ce4;hb=d7243be2eaab96f56ae639b1afe823a1646811f4;hp=0641689d5091d3ac049fac54af66b300c9d7a7dc;hpb=06408664db04cd1cac255d21e7bab54e6ba0c047;p=friendica.git

diff --git a/include/text.php b/include/text.php
index 0641689d50..501121c802 100644
--- a/include/text.php
+++ b/include/text.php
@@ -19,11 +19,18 @@ function replace_macros($s,$r) {
 }}
 
 
-// random hex string, 64 chars max
+// random string, there are 86 characters max in text mode, 128 for hex
+// output is urlsafe
+
+define('RANDOM_STRING_HEX',  0x00 );
+define('RANDOM_STRING_TEXT', 0x01 );
 
 if(! function_exists('random_string')) {
-function random_string($size = 64) {
-	return(substr(hash('sha256',uniqid(rand(),true)),0,$size));
+function random_string($size = 64,$type = RANDOM_STRING_HEX) {
+	// generate a bit of entropy and run it through the whirlpool
+	$s = hash('whirlpool', (string) rand() . uniqid(rand(),true) . (string) rand(),(($type == RANDOM_STRING_TEXT) ? true : false));
+	$s = (($type == RANDOM_STRING_TEXT) ? str_replace("\n","",base64url_encode($s,true)) : $s);
+	return(substr($s,0,$size));
 }}
 
 /**
@@ -140,7 +147,7 @@ if(! function_exists('xmlify')) {
 function xmlify($str) {
 	$buffer = '';
 	
-	for($x = 0; $x < strlen($str); $x ++) {
+	for($x = 0; $x < mb_strlen($str); $x ++) {
 		$char = $str[$x];
         
 		switch( $char ) {
@@ -475,13 +482,12 @@ function get_tags($s) {
 				// we might be inside a bbcode color tag - leave it alone
 				continue;
 			}
+			if(substr($mtch,-1,1) === '.')
+				$mtch = substr($mtch,0,-1);
 			// 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;
+			$ret[] = $mtch;
 		}
 	}
 	return $ret;
@@ -564,11 +570,13 @@ function micropro($contact, $redirect = false, $class = '', $textmode = false) {
 
 	$url = $contact['url'];
 	$sparkle = '';
+	$redir = false;
 
 	if($redirect) {
 		$a = get_app();
 		$redirect_url = $a->get_baseurl() . '/redir/' . $contact['id'];
 		if(local_user() && ($contact['uid'] == local_user()) && ($contact['network'] === 'dfrn')) {
+			$redir = true;
 			$url = $redirect_url;
 			$sparkle = ' sparkle';
 		}
@@ -579,6 +587,7 @@ function micropro($contact, $redirect = false, $class = '', $textmode = false) {
 	if($textmode) {
 		return '<div class="contact-block-textdiv' . $class . '"><a class="contact-block-link' . $class . $sparkle 
 			. (($click) ? ' fakelink' : '') . '" '
+			. (($redir) ? ' target="redir" ' : '')
 			. (($url) ? ' href="' . $url . '"' : '') . $click
 			. '" title="' . $contact['name'] . ' [' . $contact['url'] . ']" alt="' . $contact['name'] 
 			. '" >'. $contact['name'] . '</a></div>' . "\r\n";
@@ -586,6 +595,7 @@ function micropro($contact, $redirect = false, $class = '', $textmode = false) {
 	else {
 		return '<div class="contact-block-div' . $class . '"><a class="contact-block-link' . $class . $sparkle 
 			. (($click) ? ' fakelink' : '') . '" '
+			. (($redir) ? ' target="redir" ' : '')
 			. (($url) ? ' href="' . $url . '"' : '') . $click . ' ><img class="contact-block-img' . $class . $sparkle . '" src="' 
 			. $contact['micro'] . '" title="' . $contact['name'] . ' [' . $contact['url'] . ']" alt="' . $contact['name'] 
 			. '" /></a></div>' . "\r\n";
@@ -595,12 +605,14 @@ function micropro($contact, $redirect = false, $class = '', $textmode = false) {
 
 
 if(! function_exists('search')) {
-function search($s,$id='search-box',$url='/search') {
+function search($s,$id='search-box',$url='/search',$save = false) {
 	$a = get_app();
 	$o  = '<div id="' . $id . '">';
 	$o .= '<form action="' . $a->get_baseurl() . $url . '" method="get" >';
 	$o .= '<input type="text" name="search" id="search-text" value="' . $s .'" />';
 	$o .= '<input type="submit" name="submit" id="search-submit" value="' . t('Search') . '" />'; 
+	if($save)
+		$o .= '<input type="submit" name="save" id="search-save" value="' . t('Save') . '" />'; 
 	$o .= '</form></div>';
 	return $o;
 }}
@@ -613,32 +625,6 @@ function valid_email($x){
 }}
 
 
-if(! function_exists('aes_decrypt')) {
-function aes_decrypt($val,$ky)
-{
-    $key="\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
-    for($a=0;$a<strlen($ky);$a++)
-      $key[$a%16]=chr(ord($key[$a%16]) ^ ord($ky[$a]));
-    $mode = MCRYPT_MODE_ECB;
-    $enc = MCRYPT_RIJNDAEL_128;
-    $dec = @mcrypt_decrypt($enc, $key, $val, $mode, @mcrypt_create_iv( @mcrypt_get_iv_size($enc, $mode), MCRYPT_DEV_URANDOM ) );
-    return rtrim($dec,(( ord(substr($dec,strlen($dec)-1,1))>=0 and ord(substr($dec, strlen($dec)-1,1))<=16)? chr(ord( substr($dec,strlen($dec)-1,1))):null));
-}}
-
-
-if(! function_exists('aes_encrypt')) {
-function aes_encrypt($val,$ky)
-{
-    $key="\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
-    for($a=0;$a<strlen($ky);$a++)
-      $key[$a%16]=chr(ord($key[$a%16]) ^ ord($ky[$a]));
-    $mode=MCRYPT_MODE_ECB;
-    $enc=MCRYPT_RIJNDAEL_128;
-    $val=str_pad($val, (16*(floor(strlen($val) / 16)+(strlen($val) % 16==0?2:1))), chr(16-(strlen($val) % 16)));
-    return mcrypt_encrypt($enc, $key, $val, $mode, mcrypt_create_iv( mcrypt_get_iv_size($enc, $mode), MCRYPT_DEV_URANDOM));
-}} 
-
-
 /**
  *
  * Function: linkify
@@ -649,7 +635,8 @@ function aes_encrypt($val,$ky)
 
 if(! function_exists('linkify')) {
 function linkify($s) {
-	$s = preg_replace("/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\.\=\_\~\#\'\%\$\!\+]*)/", ' <a href="$1" target="external-link">$1</a>', $s);
+	$s = preg_replace("/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\'\%\$\!\+]*)/", ' <a href="$1" target="external-link">$1</a>', $s);
+	$s = preg_replace("/\<(.*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$s);
 	return($s);
 }}
 
@@ -670,7 +657,7 @@ if(! function_exists('smilies')) {
 function smilies($s) {
 	$a = get_app();
 
-	return str_replace(
+	$s = str_replace(
 	array( '&lt;3', '&lt;/3', '&lt;\\3', ':-)', ':)', ';-)', ':-(', ':(', ':-P', ':P', ':-"', ':-x', ':-X', ':-D', '8-|', '8-O', 
 		'~friendika', 'Diaspora*' ),
 	array(
@@ -694,6 +681,10 @@ function smilies($s) {
 		'<a href="http://joindiaspora.com">Diaspora<img src="' . $a->get_baseurl() . '/images/diaspora.png" alt="Diaspora*" /></a>',
 
 	), $s);
+
+	call_hooks('smilie', $s);
+	return $s;
+
 }}
 
 
@@ -896,20 +887,6 @@ function generate_user_guid() {
 }
 
 
-function pkcs5_pad ($text, $blocksize)
-{
-    $pad = $blocksize - (strlen($text) % $blocksize);
-    return $text . str_repeat(chr($pad), $pad);
-}
-
-function pkcs5_unpad($text)
-{
-    $pad = ord($text{strlen($text)-1});
-    if ($pad > strlen($text)) return false;
-    if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) return false;
-    return substr($text, 0, -1 * $pad);
-} 
-
 
 function base64url_encode($s, $strip_padding = false) {
 
@@ -941,3 +918,7 @@ function base64url_decode($s) {
 
 	return base64_decode(strtr($s,'-_','+/'));
 }
+
+function cc_license() {
+return '<div class="cc-license">' . t('Shared content is covered by the <a href="http://creativecommons.org/licenses/by/3.0/">Creative Commons Attribution 3.0</a> license.') . '</div>';
+}