jefferyrdavis’s gists

jefferyrdavis / solarized.scss

Created December 28, 2013 05:08 — forked from planetoftheweb/solarized.scss

jefferyrdavis / gist:5992291

Last active December 19, 2015 17:38

Snippit: PHP: Target current page (Self-target)

<?php echo $_SERVER['PHP_SELF']; ?>

jefferyrdavis / gist:5992287

Last active May 16, 2019 06:48

Snippit: PHP: Validate U.S. phone Number

	<?php
	/*Validates if $phone is a valid U.S. phone number in the 202-555-1234 format.
	Note that the first didgit cannot be a 1 as no area code in the U.S. starts with a 1.
	*/
	function validatePhoneNo($phone) {
	if(preg_match("/^([1]-)?[0-9]{3}-[0-9]{3}-[0-9]{4}$/i", $phone))
	return true;
	else
	return false;
	}

jefferyrdavis / gist:5992282

Last active January 21, 2020 08:55

Snippit: PHP: Simple US Zip Code format validation

	<?php
	/* Validates if $zipCode is a 5 digit number in the 12345 format. Note that this simply checks to see if $zipCode is a 5 digit number, not necessarily a valid U.S. Zip Code.
	*/
	function validateZipCode($zipCode) {
	if (preg_match('#[0-9]{5}#', $zipCode))
	return true;
	else
	return false;
	}
	?>

jefferyrdavis / gist:5992275

Last active December 19, 2015 17:38

Snippit: PHP: Random String Function

	<?php
	/* Generates a random string from the charachters listed in $characters and returns the random string.
	*/
	function genRandomString($length) {
	$characters = '0123456789abcdefghijklmnopqrstuvwxyz!@#$%&*()';
	$randstring = "";
	for ($p = 0; $p < $length; $p++) {
	$randstring .= $characters[mt_rand(0, strlen($characters))];
	}
	return $randstring;

jefferyrdavis / gist:5992271

Last active December 4, 2020 07:16

Snippit: PHP: Format 10 or 7 digit phone number

	<?php
	/* formats a 10 or 7 digit phone number (number only) by adding dashes at the appropriate locations */

	function phoneFormat($number) {
	if(ctype_digit($number) && strlen($number) == 10) {
	$number = substr($number, 0, 3) .'-'. substr($number, 3, 3) .'-'. substr($number, 6);
	} else {
	if(ctype_digit($number) && strlen($number) == 7) {
	$number = substr($number, 0, 3) .'-'. substr($number, 3, 4);
	}

jefferyrdavis / gist:5992262

Last active December 19, 2015 17:38

Snippit: PHP: Find the extenstion of a filename

	<?php
	// used to find the extenstion of a filename
	function findExtension ($filename) {
	$filename = strtolower($filename) ;
	$exts = split("[/\\.]", $filename) ;
	$n = count($exts)-1;
	$exts = $exts[$n];
	return $exts;
	}
	?>

jefferyrdavis / gist:5992247

Created July 13, 2013 21:16

Snippit: PHP: Validate e-mail to RFCs 5321, 5322 and others.

	<?php
	/*
	Use To validate an email address according to RFCs 5321, 5322 and others.

	--------------------------------------------------------------------------------
	How to use is_email()
	--------------------------------------------------------------------------------
	1. Add the downloaded file is_email.php to your project
	2. In your scripts use it like this:

jefferyrdavis / gist:5992224

Created July 13, 2013 21:10

Snippit: PHP: Get Client IP Address

	<?php
	// Used to determine the IP address of the client.
	function GetIpAddr()
	{
	if (!empty($_SERVER['HTTP_CLIENT_IP']))
	{
	$ip=$_SERVER['HTTP_CLIENT_IP'];
	}
	else if (!empty($_SERVER['HTTP_X_FORWARDED_FOR']))
	{

jefferyrdavis / gist:5992218

Last active September 20, 2022 08:10

Snippit: PHP: Detect User Location by IP (Returns City and State)

	<?php
	// returns "City, State" if found otherwise defaults to "Unkown Location"
	function detect_city($ip) {

	$default = 'Unkown Location';

	if (!is_string($ip) \|\| strlen($ip) < 1 \|\| $ip == '127.0.0.1' \|\| $ip == 'localhost')
	$ip = '8.8.8.8';

	$curlopt_useragent = 'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2) Gecko/20100115 Firefox/3.6 (.NET CLR 3.5.30729)';

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