From 65160ffd12500260ffd723bcffe721a3cc38d7da Mon Sep 17 00:00:00 2001
From: friendica <info@friendica.com>
Date: Mon, 30 Jul 2012 21:51:25 -0700
Subject: functions to generate and check webbies interactively

---
 include/text.php | 45 +++++++++++++++++++++++++++++++++++
 mod/zentity.php  | 71 +++++++++++++++++++++++++++++++++++++++++++++++++-------
 2 files changed, 107 insertions(+), 9 deletions(-)

diff --git a/include/text.php b/include/text.php
index 9d52fd076..3e4817898 100644
--- a/include/text.php
+++ b/include/text.php
@@ -1655,3 +1655,48 @@ function is_a_date_arg($s) {
 	}
 	return false;
 }
+
+function legal_webbie($s) {
+	if(! strlen($s))
+		return '';
+
+	$x = $s;
+	do {
+		$s = $x;
+		$x = preg_replace('/^([^a-z])(.*?)/',"$2",$s);
+	} while($x != $s);
+
+	return preg_replace('/([^a-z0-9\-\_])/','',$x);
+}
+
+
+function check_webbie($arr) {
+
+	$str = '';
+	$taken = array();
+	if(count($arr)) {
+		foreach($arr as $x) {
+			$y = legal_webbie($x);
+			if(strlen($y)) {
+				if($str)
+					$str .= ',';
+				$str .= "'" . dbesc($y) . "'";
+			}
+		}
+		if(strlen($str)) {
+			$r = q("select entity_address from entity where entity_address in ( $str ) ");
+			if(count($r)) {
+				foreach($r as $rr) {
+					$taken[] = $rr['entity_address'];
+				}
+			}
+			foreach($arr as $x) {
+				if(! in_array($x,$taken)) {
+					return $x;
+				}
+			}
+		}
+	}
+	return '';
+}
+	
\ No newline at end of file
diff --git a/mod/zentity.php b/mod/zentity.php
index 32170a642..4963d7190 100644
--- a/mod/zentity.php
+++ b/mod/zentity.php
@@ -7,22 +7,75 @@ function zentity_init(&$a) {
 	$cmd = ((argc() > 1) ? argv(1) : '');
 
 
-	if($cmd === 'email_check.json') {
+	if($cmd === 'autofill.json') {
+		require_once('library/urlify/URLify.php');
 		$result = array('error' => false, 'message' => '');
-		$email = $_REQUEST['email'];
+		$n = trim($_REQUEST['name']);
 
-		if(! allowed_email($email))
-			$result['message'] = t('Your email domain is not among those allowed on this site');
-		if((! valid_email($email)) || (! validate_email($email)))
-			$result['message'] .= t('Not a valid email address') . EOL;
-		if($result['message'])
-			$result['error'] = true;
+		$x = strtolower(URLify::transliterate($n));
+
+		$test = array();
+
+		// first name
+		$test[] = legal_webbie(substr($x,0,strpos($x,' ')));
+		if($test[0]) {
+			// first name plus first initial of last
+			$test[] = ((strpos($x,' ')) ? $test[0] . legal_webbie(trim(substr($x,strpos($x,' '),2))) : '');
+			// first name plus random number
+			$test[] = $test[0] . mt_rand(1000,9999);
+		}
+		// fullname
+		$test[] = legal_webbie($x);
+		// fullname plus random number
+		$test[] = legal_webbie($x) . mt_rand(1000,9999);
+
+		header('content-type: application/json');
+		echo json_encode(check_webbie($test));
+		killme();		
+	}
+
+	if($cmd === 'checkaddr.json') {
+		require_once('library/urlify/URLify.php');
+		$result = array('error' => false, 'message' => '');
+		$n = trim($_REQUEST['addr']);
+
+		$x = strtolower(URLify::transliterate($n));
+
+		$test = array();
+
+		$n = legal_webbie($x);
+		if(strlen($n)) {
+			$test[] = $n;
+			$test[] = $n . mt_rand(1000,9999);
+		}
+
+		for($y = 0; $y < 100; $y ++)
+			$test[] = 'id' . mt_rand(1000,9999);
+
+//print_r($test);
 
 		header('content-type: application/json');
-		echo json_encode($result);
+		echo json_encode(check_webbie($test));
 		killme();		
 	}
 
+
+
+
+//		print_r($test);
+
+//		if(! allowed_email($email))
+//			$result['message'] = t('Your email domain is not among those allowed on this site');
+//		if((! valid_email($email)) || (! validate_email($email)))
+//			$result['message'] .= t('Not a valid email address') . EOL;
+//		if($result['message'])
+//			$result['error'] = true;
+
+//		header('content-type: application/json');
+//		echo json_encode($result);
+//		killme();		
+
+
 	$pw1 = t("Password too short");
 	$pw2 = t("Passwords do not match");
 
-- 
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