Last active
August 29, 2015 13:56
-
-
Save rjjohnpatrickcruz/9112412 to your computer and use it in GitHub Desktop.
Excel CSV Helper - CodeIgniter
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
### Excel CSV helper for CodeIgniter | |
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); | |
// ------------------------------------------------------------------------ | |
/** | |
* CSV Helpers | |
* Inspiration from PHP Cookbook by David Sklar and Adam Trachtenberg | |
**/ | |
// ------------------------------------------------------------------------ | |
/** | |
* Array to CSV | |
* | |
* download == "" -> return CSV string | |
* download == "toto.csv" -> download file toto.csv | |
*/ | |
if ( ! function_exists('array_to_csv')) | |
{ | |
function array_to_csv($array, $download = "") | |
{ | |
if ($download != "") | |
{ | |
header('Content-Type: application/csv'); | |
header('Content-Disposition: attachement; filename="' . $download . '"'); | |
} | |
ob_start(); | |
$f = fopen('php://output', 'w') or show_error("Can't open php://output"); | |
$n = 0; | |
foreach ($array as $line) | |
{ | |
$n++; | |
if ( ! fputcsv($f, $line)) | |
{ | |
show_error("Can't write line $n: $line"); | |
} | |
} | |
fclose($f) or show_error("Can't close php://output"); | |
$str = ob_get_contents(); | |
ob_end_clean(); | |
if ($download == "") | |
{ | |
return $str; | |
} | |
else | |
{ | |
echo $str; | |
} | |
} | |
} | |
// ------------------------------------------------------------------------ | |
/** | |
* Query to CSV | |
* | |
* download == "" -> return CSV string | |
* download == "toto.csv" -> download file toto.csv | |
*/ | |
if ( ! function_exists('query_to_csv')) | |
{ | |
function query_to_csv($query, $headers = TRUE, $download = "") | |
{ | |
if ( ! is_object($query) OR ! method_exists($query, 'list_fields')) | |
{ | |
show_error('invalid query'); | |
} | |
$array = array(); | |
if ($headers) | |
{ | |
$line = array(); | |
foreach ($query->list_fields() as $name) | |
{ | |
$line[] = $name; | |
} | |
$array[] = $line; | |
} | |
foreach ($query->result_array() as $row) | |
{ | |
$line = array(); | |
foreach ($row as $item) | |
{ | |
$line[] = $item; | |
} | |
$array[] = $line; | |
} | |
echo array_to_csv($array, $download); | |
} | |
} | |
/* End of file csv_helper.php */ | |
/* Location: ./system/helpers/csv_helper.php */ |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment