From 4b8acbfde34fc5c311881ab1f1b558db0b7d1797 Mon Sep 17 00:00:00 2001
From: "honggaojob@gmail.com" <honggaojob@gmail.com>
Date: Tue, 31 May 2016 15:12:06 -0400
Subject: [PATCH 1/5] initial commit

---
 src/date_formatter.php | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 src/date_formatter.php

diff --git a/src/date_formatter.php b/src/date_formatter.php
new file mode 100644
index 0000000..443ca43
--- /dev/null
+++ b/src/date_formatter.php
@@ -0,0 +1,15 @@
+<?php
+
+$date = "2016-01-14";
+
+
+function date_formatter ($date){
+	$utime = strtotime($date);
+	if($utime === false){
+		return "";
+	} 
+	return date("l, F jS Y", strtotime($date));
+}
+
+
+?>
\ No newline at end of file

From 354048ea00d2b43f82f62a7baf02ddfc60a9033a Mon Sep 17 00:00:00 2001
From: "honggaojob@gmail.com" <honggaojob@gmail.com>
Date: Tue, 31 May 2016 19:43:23 -0400
Subject: [PATCH 2/5] change to object and try-catch block

---
 src/date_formatter.php | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/date_formatter.php b/src/date_formatter.php
index 443ca43..8d80fe5 100644
--- a/src/date_formatter.php
+++ b/src/date_formatter.php
@@ -1,15 +1,17 @@
 <?php
 
-$date = "2016-01-14";
+//$date = "2016-01-14";
+$date = '2000-31-12';
 
 
 function date_formatter ($date){
-	$utime = strtotime($date);
-	if($utime === false){
+	try {
+		return (new DateTime($date))->format("l, F jS Y");
+	} catch (Exception $e){
 		return "";
-	} 
-	return date("l, F jS Y", strtotime($date));
+	}
 }
 
+var_dump (date_formatter($date));
 
 ?>
\ No newline at end of file

From feb7026e49e882ddfef7091e395b72fb4a73eed7 Mon Sep 17 00:00:00 2001
From: "honggaojob@gmail.com" <honggaojob@gmail.com>
Date: Thu, 2 Jun 2016 19:40:33 -0400
Subject: [PATCH 3/5] explode and checkdate added

---
 src/date_formatter.php | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/src/date_formatter.php b/src/date_formatter.php
index 8d80fe5..6649767 100644
--- a/src/date_formatter.php
+++ b/src/date_formatter.php
@@ -1,17 +1,21 @@
 <?php
 
 //$date = "2016-01-14";
-$date = '2000-31-12';
+$date = '1-3-2016';
 
+$myDate = explode('-', $date);
 
 function date_formatter ($date){
-	try {
-		return (new DateTime($date))->format("l, F jS Y");
-	} catch (Exception $e){
+	$myDate = explode('-', $date);
+	if (checkdate($myDate[1], $myDate[2], $myDate[0]) === false){
 		return "";
 	}
+	else {
+		return (new DateTime($date))->format("l, F jS Y");
+	}
 }
 
 var_dump (date_formatter($date));
 
-?>
\ No newline at end of file
+?>
+

From c8a7e0e68de1718b4bd8f6673bcfe79af86fdaa4 Mon Sep 17 00:00:00 2001
From: "honggaojob@gmail.com" <honggaojob@gmail.com>
Date: Fri, 3 Jun 2016 15:08:13 -0400
Subject: [PATCH 4/5] check date format first

---
 src/date_formatter.php | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/date_formatter.php b/src/date_formatter.php
index 6649767..597b466 100644
--- a/src/date_formatter.php
+++ b/src/date_formatter.php
@@ -1,13 +1,13 @@
 <?php
 
-//$date = "2016-01-14";
-$date = '1-3-2016';
-
-$myDate = explode('-', $date);
+$date = "2012-01-14";
 
 function date_formatter ($date){
 	$myDate = explode('-', $date);
-	if (checkdate($myDate[1], $myDate[2], $myDate[0]) === false){
+	if(strlen($myDate[0]) != 4 || strlen($myDate[1]) != 2 || strlen($myDate[2]) != 2){
+		return "";
+		}
+	elseif (checkdate($myDate[1], $myDate[2], $myDate[0]) === false){
 		return "";
 	}
 	else {
@@ -15,7 +15,8 @@ function date_formatter ($date){
 	}
 }
 
-var_dump (date_formatter($date));
+//var_dump (date_formatter($date)); 
 
 ?>
 
+

From e377c0d7d3ca6904e3848fd88913aec435eb87a6 Mon Sep 17 00:00:00 2001
From: "honggaojob@gmail.com" <honggaojob@gmail.com>
Date: Tue, 14 Jun 2016 10:19:43 -0400
Subject: [PATCH 5/5] check the format of date June 14

---
 src/date_formatter.php | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/src/date_formatter.php b/src/date_formatter.php
index 597b466..039becc 100644
--- a/src/date_formatter.php
+++ b/src/date_formatter.php
@@ -1,13 +1,17 @@
 <?php
 
-$date = "2012-01-14";
-
 function date_formatter ($date){
-	$myDate = explode('-', $date);
-	if(strlen($myDate[0]) != 4 || strlen($myDate[1]) != 2 || strlen($myDate[2]) != 2){
+	if(gettype($date) !== 'string'){
 		return "";
-		}
-	elseif (checkdate($myDate[1], $myDate[2], $myDate[0]) === false){
+	}
+	$date_parse = explode('-', $date);
+	if(count($date_parse) !== 3){
+		return "";
+	}
+	$year = $date_parse[0];
+	$month = $date_parse[1];
+	$day = $date_parse[2];
+	if (checkdate($year, $month, $day) === false){
 		return "";
 	}
 	else {
@@ -15,8 +19,6 @@ function date_formatter ($date){
 	}
 }
 
-//var_dump (date_formatter($date)); 
-
 ?>