| <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); |
| /** |
| * CodeIgniter |
| * |
| * An open source application development framework for PHP 4.3.2 or newer |
| * |
| * @package CodeIgniter |
| * @author ExpressionEngine Dev Team |
| * @copyright Copyright (c) 2008 - 2010, EllisLab, Inc. |
| * @license http://codeigniter.com/user_guide/license.html |
| * @link http://codeigniter.com |
| * @since Version 1.3.1 |
| * @filesource |
| */ |
| |
| // ------------------------------------------------------------------------ |
| |
| /** |
| * HTML Table Generating Class |
| * |
| * Lets you create tables manually or from database result objects, or arrays. |
| * |
| * @package CodeIgniter |
| * @subpackage Libraries |
| * @category HTML Tables |
| * @author ExpressionEngine Dev Team |
| * @link http://codeigniter.com/user_guide/libraries/uri.html |
| */ |
| class CI_Table { |
| |
| var $rows = array(); |
| var $heading = array(); |
| var $auto_heading = TRUE; |
| var $caption = NULL; |
| var $template = NULL; |
| var $newline = "\n"; |
| var $empty_cells = ""; |
| |
| |
| function CI_Table() |
| { |
| log_message('debug', "Table Class Initialized"); |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Set the template |
| * |
| * @access public |
| * @param array |
| * @return void |
| */ |
| function set_template($template) |
| { |
| if ( ! is_array($template)) |
| { |
| return FALSE; |
| } |
| |
| $this->template = $template; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Set the table heading |
| * |
| * Can be passed as an array or discreet params |
| * |
| * @access public |
| * @param mixed |
| * @return void |
| */ |
| function set_heading() |
| { |
| $args = func_get_args(); |
| $this->heading = (is_array($args[0])) ? $args[0] : $args; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Set columns. Takes a one-dimensional array as input and creates |
| * a multi-dimensional array with a depth equal to the number of |
| * columns. This allows a single array with many elements to be |
| * displayed in a table that has a fixed column count. |
| * |
| * @access public |
| * @param array |
| * @param int |
| * @return void |
| */ |
| function make_columns($array = array(), $col_limit = 0) |
| { |
| if ( ! is_array($array) OR count($array) == 0) |
| { |
| return FALSE; |
| } |
| |
| // Turn off the auto-heading feature since it's doubtful we |
| // will want headings from a one-dimensional array |
| $this->auto_heading = FALSE; |
| |
| if ($col_limit == 0) |
| { |
| return $array; |
| } |
| |
| $new = array(); |
| while(count($array) > 0) |
| { |
| $temp = array_splice($array, 0, $col_limit); |
| |
| if (count($temp) < $col_limit) |
| { |
| for ($i = count($temp); $i < $col_limit; $i++) |
| { |
| $temp[] = ' '; |
| } |
| } |
| |
| $new[] = $temp; |
| } |
| |
| return $new; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Set "empty" cells |
| * |
| * Can be passed as an array or discreet params |
| * |
| * @access public |
| * @param mixed |
| * @return void |
| */ |
| function set_empty($value) |
| { |
| $this->empty_cells = $value; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Add a table row |
| * |
| * Can be passed as an array or discreet params |
| * |
| * @access public |
| * @param mixed |
| * @return void |
| */ |
| function add_row() |
| { |
| $args = func_get_args(); |
| $this->rows[] = (is_array($args[0])) ? $args[0] : $args; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Add a table caption |
| * |
| * @access public |
| * @param string |
| * @return void |
| */ |
| function set_caption($caption) |
| { |
| $this->caption = $caption; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Generate the table |
| * |
| * @access public |
| * @param mixed |
| * @return string |
| */ |
| function generate($table_data = NULL) |
| { |
| // The table data can optionally be passed to this function |
| // either as a database result object or an array |
| if ( ! is_null($table_data)) |
| { |
| if (is_object($table_data)) |
| { |
| $this->_set_from_object($table_data); |
| } |
| elseif (is_array($table_data)) |
| { |
| $set_heading = (count($this->heading) == 0 AND $this->auto_heading == FALSE) ? FALSE : TRUE; |
| $this->_set_from_array($table_data, $set_heading); |
| } |
| } |
| |
| // Is there anything to display? No? Smite them! |
| if (count($this->heading) == 0 AND count($this->rows) == 0) |
| { |
| return 'Undefined table data'; |
| } |
| |
| // Compile and validate the template date |
| $this->_compile_template(); |
| |
| |
| // Build the table! |
| |
| $out = $this->template['table_open']; |
| $out .= $this->newline; |
| |
| // Add any caption here |
| if ($this->caption) |
| { |
| $out .= $this->newline; |
| $out .= '<caption>' . $this->caption . '</caption>'; |
| $out .= $this->newline; |
| } |
| |
| // Is there a table heading to display? |
| if (count($this->heading) > 0) |
| { |
| $out .= $this->template['heading_row_start']; |
| $out .= $this->newline; |
| |
| foreach($this->heading as $heading) |
| { |
| $out .= $this->template['heading_cell_start']; |
| $out .= $heading; |
| $out .= $this->template['heading_cell_end']; |
| } |
| |
| $out .= $this->template['heading_row_end']; |
| $out .= $this->newline; |
| } |
| |
| // Build the table rows |
| if (count($this->rows) > 0) |
| { |
| $i = 1; |
| foreach($this->rows as $row) |
| { |
| if ( ! is_array($row)) |
| { |
| break; |
| } |
| |
| // We use modulus to alternate the row colors |
| $name = (fmod($i++, 2)) ? '' : 'alt_'; |
| |
| $out .= $this->template['row_'.$name.'start']; |
| $out .= $this->newline; |
| |
| foreach($row as $cell) |
| { |
| $out .= $this->template['cell_'.$name.'start']; |
| |
| if ($cell === "") |
| { |
| $out .= $this->empty_cells; |
| } |
| else |
| { |
| $out .= $cell; |
| } |
| |
| $out .= $this->template['cell_'.$name.'end']; |
| } |
| |
| $out .= $this->template['row_'.$name.'end']; |
| $out .= $this->newline; |
| } |
| } |
| |
| $out .= $this->template['table_close']; |
| |
| return $out; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Clears the table arrays. Useful if multiple tables are being generated |
| * |
| * @access public |
| * @return void |
| */ |
| function clear() |
| { |
| $this->rows = array(); |
| $this->heading = array(); |
| $this->auto_heading = TRUE; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Set table data from a database result object |
| * |
| * @access public |
| * @param object |
| * @return void |
| */ |
| function _set_from_object($query) |
| { |
| if ( ! is_object($query)) |
| { |
| return FALSE; |
| } |
| |
| // First generate the headings from the table column names |
| if (count($this->heading) == 0) |
| { |
| if ( ! method_exists($query, 'list_fields')) |
| { |
| return FALSE; |
| } |
| |
| $this->heading = $query->list_fields(); |
| } |
| |
| // Next blast through the result array and build out the rows |
| |
| if ($query->num_rows() > 0) |
| { |
| foreach ($query->result_array() as $row) |
| { |
| $this->rows[] = $row; |
| } |
| } |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Set table data from an array |
| * |
| * @access public |
| * @param array |
| * @return void |
| */ |
| function _set_from_array($data, $set_heading = TRUE) |
| { |
| if ( ! is_array($data) OR count($data) == 0) |
| { |
| return FALSE; |
| } |
| |
| $i = 0; |
| foreach ($data as $row) |
| { |
| if ( ! is_array($row)) |
| { |
| $this->rows[] = $data; |
| break; |
| } |
| |
| // If a heading hasn't already been set we'll use the first row of the array as the heading |
| if ($i == 0 AND count($data) > 1 AND count($this->heading) == 0 AND $set_heading == TRUE) |
| { |
| $this->heading = $row; |
| } |
| else |
| { |
| $this->rows[] = $row; |
| } |
| |
| $i++; |
| } |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Compile Template |
| * |
| * @access private |
| * @return void |
| */ |
| function _compile_template() |
| { |
| if ($this->template == NULL) |
| { |
| $this->template = $this->_default_template(); |
| return; |
| } |
| |
| $this->temp = $this->_default_template(); |
| foreach (array('table_open','heading_row_start', 'heading_row_end', 'heading_cell_start', 'heading_cell_end', 'row_start', 'row_end', 'cell_start', 'cell_end', 'row_alt_start', 'row_alt_end', 'cell_alt_start', 'cell_alt_end', 'table_close') as $val) |
| { |
| if ( ! isset($this->template[$val])) |
| { |
| $this->template[$val] = $this->temp[$val]; |
| } |
| } |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Default Template |
| * |
| * @access private |
| * @return void |
| */ |
| function _default_template() |
| { |
| return array ( |
| 'table_open' => '<table border="0" cellpadding="4" cellspacing="0">', |
| |
| 'heading_row_start' => '<tr>', |
| 'heading_row_end' => '</tr>', |
| 'heading_cell_start' => '<th>', |
| 'heading_cell_end' => '</th>', |
| |
| 'row_start' => '<tr>', |
| 'row_end' => '</tr>', |
| 'cell_start' => '<td>', |
| 'cell_end' => '</td>', |
| |
| 'row_alt_start' => '<tr>', |
| 'row_alt_end' => '</tr>', |
| 'cell_alt_start' => '<td>', |
| 'cell_alt_end' => '</td>', |
| |
| 'table_close' => '</table>' |
| ); |
| } |
| |
| |
| } |
| |
| |
| /* End of file Table.php */ |
| /* Location: ./system/libraries/Table.php */ |