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<?php
/**
* @version SVN: <svn_id>
* @package Techjoomla.Libraries
* @author Techjoomla <extensions@techjoomla.com>
* @copyright Copyright (c) 2009-2015 TechJoomla. All rights reserved.
* @license GNU General Public License version 2 or later.
*/
// No direct access
defined('_JEXEC') or die('Restricted access');
// Import tag replacement library
jimport('techjoomla.tjmail.mail');
/**
* TjCsv
*
* @package Techjoomla.Libraries
* @subpackage TjCsv
* @since 1.0
*/
class TjCsv
{
/**
* Limit start for record write into CSV
*
* @var INT
*/
public $limitStart = 0;
/**
* Total count of records write into CSV
*
* @var INT
*/
public $recordCnt = 0;
/**
* seperator specifies the field separator, default value is comma(,) .
*
* @var STRING
*/
public $seperator = ',';
/**
* enclosure specifies the field enclosure character, default value is " .
*
* @var STRING
*/
public $enclosure = '"';
/**
* The filename of the downloaded CSV file.
*
* @var string
*/
public $csvFilename;
/**
* The headers for CSV file.
*
* @var MIXED
*/
public $headers = null;
/**
* Export Data in the form of CSV
*
* @param Array $items Two Objects list array
*
* E.g Input Multidimensional array : Array
* Array
* (
* [0] => stdClass Object
* (
* [id] => 1
* [campaign_title] => Resize and crop all images
* )
* [1] => stdClass Object
* (
* [id] => 2
* [campaign_title] => Resize and crop all images
* )
* )
*
* @return ARRAY
*/
public function CsvExport($items)
{
$path = JPATH_SITE . '/tmp/' . $this->csvFilename;
// Open file in append mode
$file = fopen($path, 'a');
// If limit start is zero then write headers into CSV file
if ($this->limitStart == 0)
{
$this->headers = (array) $this->headers;
if (!empty($this->headers))
{
fputcsv($file, $this->headers, $this->seperator, $this->enclosure);
}
else
{
// Prepare the column name
foreach ($items as $object)
{
$csv = array();
$rec = $object;
// If it is object then convert it to array
if (is_object($object))
{
$rec = (array) $object;
}
$this->headers = array_keys($rec);
foreach ($this->headers as $v)
{
$v = ucfirst($v);
$csv[] = $v;
}
// Write row into CSV file
fputcsv($file, $csv, $this->seperator, $this->enclosure);
break;
}
}
}
// Prepare records
foreach ($items as $object)
{
$csv = array();
$rec = $object;
// If it is object then convert it to array
if (is_object($object))
{
$rec = (array) $object;
}
foreach ($rec as $key => $v)
{
$csv[] = $v;
}
// Write row into CSV file
fputcsv($file, $csv, $this->seperator, $this->enclosure);
$this->limitStart ++;
}
// Close file
fclose($file);
$return = array();
$return['limit_start'] = $this->limitStart;
$return['total'] = $this->recordCnt;
$return['file_name'] = $this->csvFilename;
return $return;
}
/**
* Replace the tags with particular value
*
* @param String $text Email body message including tags, E.g: Hi {donor.first_name}, Thank you for your
* donation to campaign {campaign.name}. The donor from {city}, {country}
*
* @param Array $value Multidimensional Objects array
*
* E.g Input Multidimensional array : Array (
* [city] => Pune
* [country] => India
* [campaign] => stdClass Object
* (
* [title] => Nepal earthquake
* )
* [donor] => stdClass Object
* (
* [first_name] => Amol
* [last_name] => Ghatol
* )
* )
*
* @param Boolean $replaceWithBlank If no content found for tag & then replace content this tag with blank
*
* @return tag replaced text
*/
public static function tagReplace($text, $value, $replaceWithBlank = true)
{
// Get all tags in array to replace, E.g array {'campaign.name', 'donor.first_name'}
$pattern = "/{([^}]*)}/";
preg_match_all($pattern, $text, $matches);
$tags = $matches[1];
// Find the matching content for each & replace it if found
foreach ($tags as $key => $tag)
{
$tag_split = explode('.', trim($tag));
// For the single dimension array E.g
if (count($tag_split) == 1)
{
// Get the array field name E.g Array ( [city] => Pune )
$array_name = $tag_split[0];
// Check if field name exist E.g [city]
if (isset($value[$array_name]))
{
// Get the value to replace tag. E.g. Pune
$replaceWith = $value[$array_name];
$text = str_replace('{' . $tag . '}', $replaceWith, $text);
}
elseif ($replaceWithBlank)
{
$text = str_replace('{' . $tag . '}', '', $text);
}
}
elseif (count($tag_split) >= 1)
{
// Subarray name where check the tag replacment content. E.g 'donor'
$array_name = $tag_split[0];
// Name of the column. E.g 'first_name'
$column_name = $tag_split[1];
// Check if the array exist for entered array name. E.g Check if 'donor' array exist
if (isset($value[$array_name]))
{
// Check if selected column value available. E.g Check if 'first_name' value exist in 'donor' array
if (isset($value[$array_name]->$column_name))
{
// Get the value to replace tag. E.g. Amol
$replaceWith = $value[$array_name]->$column_name;
// Replace tag. E.g replace {donor.first_name} with Amol
$text = str_replace('{' . $tag . '}', $replaceWith, $text);
}
elseif ($replaceWithBlank)
{
$text = str_replace('{' . $tag . '}', '', $text);
}
}
elseif ($replaceWithBlank)
{
$text = str_replace('{' . $tag . '}', '', $text);
}
}
}
return $text;
}
}