Forked from josecanciani/Print an associative array as an ASCII table
Created
July 8, 2016 07:49
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<?php | |
/** | |
* | |
* Last version: https://gist.github.com/josecanciani/ff535426bd5d453ef9c2 | |
* | |
* Credits (adapted from): https://gist.github.com/doubleking/6117215 | |
* | |
**/ | |
namespace structure\util; | |
use \STR_PAD_BOTH; | |
class ArrayToAsciiTable { | |
const SPACING_X = 1; | |
const SPACING_Y = 0; | |
const JOINT_CHAR = '+'; | |
const LINE_X_CHAR = '-'; | |
const LINE_Y_CHAR = '|'; | |
function draw_table($table){ | |
if (!$table) { | |
$table = array(array('' => 'No data found')); | |
} | |
$nl = "\n"; | |
$columns_headers = $this->columns_headers($table); | |
$columns_lengths = $this->columns_lengths($table, $columns_headers); | |
$row_separator = $this->row_seperator($columns_lengths); | |
$row_spacer = $this->row_spacer($columns_lengths); | |
$row_headers = $this->row_headers($columns_headers, $columns_lengths); | |
$ascii = $row_separator . $nl; | |
$ascii .= str_repeat($row_spacer . $nl, self::SPACING_Y); | |
$ascii .= $row_headers . $nl; | |
$ascii .= str_repeat($row_spacer . $nl, self::SPACING_Y); | |
$ascii .= $row_separator . $nl; | |
$ascii .= str_repeat($row_spacer . $nl, self::SPACING_Y); | |
foreach($table as $row_cells) | |
{ | |
$row_cells = $this->row_cells($row_cells, $columns_headers, $columns_lengths); | |
$ascii .= $row_cells . $nl; | |
$ascii .= str_repeat($row_spacer . $nl, self::SPACING_Y); | |
} | |
$ascii .= $row_separator; | |
return $ascii; | |
} | |
private function columns_headers($table){ | |
return array_keys(reset($table)); | |
} | |
private function columns_lengths($table, $columns_headers){ | |
$lengths = array(); | |
foreach($columns_headers as $header) | |
{ | |
$header_length = strlen($header); | |
$max = $header_length; | |
foreach($table as $row) | |
{ | |
$length = strlen($row[$header]); | |
if($length > $max) | |
$max = $length; | |
} | |
if(($max % 2) != ($header_length % 2)) | |
$max += 1; | |
$lengths[$header] = $max; | |
} | |
return $lengths; | |
} | |
private function row_seperator($columns_lengths){ | |
$row = ''; | |
foreach($columns_lengths as $column_length) | |
{ | |
$row .= self::JOINT_CHAR . str_repeat(self::LINE_X_CHAR, (self::SPACING_X * 2) + $column_length); | |
} | |
$row .= self::JOINT_CHAR; | |
return $row; | |
} | |
private function row_spacer($columns_lengths){ | |
$row = ''; | |
foreach($columns_lengths as $column_length) | |
{ | |
$row .= self::LINE_Y_CHAR . str_repeat(' ', (self::SPACING_X * 2) + $column_length); | |
} | |
$row .= self::LINE_Y_CHAR; | |
return $row; | |
} | |
private function row_headers($columns_headers, $columns_lengths){ | |
$row = ''; | |
foreach($columns_headers as $header) | |
{ | |
$row .= self::LINE_Y_CHAR . str_pad($header, (self::SPACING_X * 2) + $columns_lengths[$header], ' ', STR_PAD_BOTH); | |
} | |
$row .= self::LINE_Y_CHAR; | |
return $row; | |
} | |
private function row_cells($row_cells, $columns_headers, $columns_lengths){ | |
$row = ''; | |
foreach($columns_headers as $header) | |
{ | |
$row .= self::LINE_Y_CHAR . str_repeat(' ', self::SPACING_X) . str_pad($row_cells[$header], self::SPACING_X + $columns_lengths[$header], ' ', STR_PAD_RIGHT); | |
} | |
$row .= self::LINE_Y_CHAR; | |
return $row; | |
} | |
} |
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