539 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
		
		
			
		
	
	
			539 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
|  | <?php | ||
|  | /** | ||
|  |  * CodeIgniter | ||
|  |  * | ||
|  |  * An open source application development framework for PHP | ||
|  |  * | ||
|  |  * This content is released under the MIT License (MIT) | ||
|  |  * | ||
|  |  * Copyright (c) 2014 - 2017, British Columbia Institute of Technology | ||
|  |  * | ||
|  |  * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
|  |  * of this software and associated documentation files (the "Software"), to deal | ||
|  |  * in the Software without restriction, including without limitation the rights | ||
|  |  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
|  |  * copies of the Software, and to permit persons to whom the Software is | ||
|  |  * furnished to do so, subject to the following conditions: | ||
|  |  * | ||
|  |  * The above copyright notice and this permission notice shall be included in | ||
|  |  * all copies or substantial portions of the Software. | ||
|  |  * | ||
|  |  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
|  |  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
|  |  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
|  |  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
|  |  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
|  |  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
|  |  * THE SOFTWARE. | ||
|  |  * | ||
|  |  * @package	CodeIgniter | ||
|  |  * @author	EllisLab Dev Team | ||
|  |  * @copyright	Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) | ||
|  |  * @copyright	Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) | ||
|  |  * @license	http://opensource.org/licenses/MIT	MIT License | ||
|  |  * @link	https://codeigniter.com | ||
|  |  * @since	Version 1.3.1 | ||
|  |  * @filesource | ||
|  |  */ | ||
|  | defined('BASEPATH') OR exit('No direct script access allowed'); | ||
|  | 
 | ||
|  | /** | ||
|  |  * HTML Table Generating Class | ||
|  |  * | ||
|  |  * Lets you create tables manually or from database result objects, or arrays. | ||
|  |  * | ||
|  |  * @package		CodeIgniter | ||
|  |  * @subpackage	Libraries | ||
|  |  * @category	HTML Tables | ||
|  |  * @author		EllisLab Dev Team | ||
|  |  * @link		https://codeigniter.com/user_guide/libraries/table.html | ||
|  |  */ | ||
|  | class CI_Table { | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Data for table rows | ||
|  | 	 * | ||
|  | 	 * @var array | ||
|  | 	 */ | ||
|  | 	public $rows		= array(); | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Data for table heading | ||
|  | 	 * | ||
|  | 	 * @var array | ||
|  | 	 */ | ||
|  | 	public $heading		= array(); | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Whether or not to automatically create the table header | ||
|  | 	 * | ||
|  | 	 * @var bool | ||
|  | 	 */ | ||
|  | 	public $auto_heading	= TRUE; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Table caption | ||
|  | 	 * | ||
|  | 	 * @var string | ||
|  | 	 */ | ||
|  | 	public $caption		= NULL; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Table layout template | ||
|  | 	 * | ||
|  | 	 * @var array | ||
|  | 	 */ | ||
|  | 	public $template	= NULL; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Newline setting | ||
|  | 	 * | ||
|  | 	 * @var string | ||
|  | 	 */ | ||
|  | 	public $newline		= "\n"; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Contents of empty cells | ||
|  | 	 * | ||
|  | 	 * @var string | ||
|  | 	 */ | ||
|  | 	public $empty_cells	= ''; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Callback for custom table layout | ||
|  | 	 * | ||
|  | 	 * @var function
 | ||
|  | 	 */ | ||
|  | 	public $function	= NULL; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Set the template from the table config file if it exists | ||
|  | 	 * | ||
|  | 	 * @param	array	$config	(default: array()) | ||
|  | 	 * @return	void | ||
|  | 	 */ | ||
|  | 	public function __construct($config = array()) | ||
|  | 	{ | ||
|  | 		// initialize config
 | ||
|  | 		foreach ($config as $key => $val) | ||
|  | 		{ | ||
|  | 			$this->template[$key] = $val; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		log_message('info', 'Table Class Initialized'); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Set the template | ||
|  | 	 * | ||
|  | 	 * @param	array	$template | ||
|  | 	 * @return	bool | ||
|  | 	 */ | ||
|  | 	public function set_template($template) | ||
|  | 	{ | ||
|  | 		if ( ! is_array($template)) | ||
|  | 		{ | ||
|  | 			return FALSE; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		$this->template = $template; | ||
|  | 		return TRUE; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Set the table heading | ||
|  | 	 * | ||
|  | 	 * Can be passed as an array or discreet params | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	CI_Table | ||
|  | 	 */ | ||
|  | 	public function set_heading($args = array()) | ||
|  | 	{ | ||
|  | 		$this->heading = $this->_prep_args(func_get_args()); | ||
|  | 		return $this; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * 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. | ||
|  | 	 * | ||
|  | 	 * @param	array	$array | ||
|  | 	 * @param	int	$col_limit | ||
|  | 	 * @return	array | ||
|  | 	 */ | ||
|  | 	public function make_columns($array = array(), $col_limit = 0) | ||
|  | 	{ | ||
|  | 		if ( ! is_array($array) OR count($array) === 0 OR ! is_int($col_limit)) | ||
|  | 		{ | ||
|  | 			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(); | ||
|  | 		do | ||
|  | 		{ | ||
|  | 			$temp = array_splice($array, 0, $col_limit); | ||
|  | 
 | ||
|  | 			if (count($temp) < $col_limit) | ||
|  | 			{ | ||
|  | 				for ($i = count($temp); $i < $col_limit; $i++) | ||
|  | 				{ | ||
|  | 					$temp[] = ' '; | ||
|  | 				} | ||
|  | 			} | ||
|  | 
 | ||
|  | 			$new[] = $temp; | ||
|  | 		} | ||
|  | 		while (count($array) > 0); | ||
|  | 
 | ||
|  | 		return $new; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Set "empty" cells | ||
|  | 	 * | ||
|  | 	 * Can be passed as an array or discreet params | ||
|  | 	 * | ||
|  | 	 * @param	mixed	$value | ||
|  | 	 * @return	CI_Table | ||
|  | 	 */ | ||
|  | 	public function set_empty($value) | ||
|  | 	{ | ||
|  | 		$this->empty_cells = $value; | ||
|  | 		return $this; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Add a table row | ||
|  | 	 * | ||
|  | 	 * Can be passed as an array or discreet params | ||
|  | 	 * | ||
|  | 	 * @param	mixed | ||
|  | 	 * @return	CI_Table | ||
|  | 	 */ | ||
|  | 	public function add_row($args = array()) | ||
|  | 	{ | ||
|  | 		$this->rows[] = $this->_prep_args(func_get_args()); | ||
|  | 		return $this; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Prep Args | ||
|  | 	 * | ||
|  | 	 * Ensures a standard associative array format for all cell data | ||
|  | 	 * | ||
|  | 	 * @param	array | ||
|  | 	 * @return	array | ||
|  | 	 */ | ||
|  | 	protected function _prep_args($args) | ||
|  | 	{ | ||
|  | 		// If there is no $args[0], skip this and treat as an associative array
 | ||
|  | 		// This can happen if there is only a single key, for example this is passed to table->generate
 | ||
|  | 		// array(array('foo'=>'bar'))
 | ||
|  | 		if (isset($args[0]) && count($args) === 1 && is_array($args[0]) && ! isset($args[0]['data'])) | ||
|  | 		{ | ||
|  | 			$args = $args[0]; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		foreach ($args as $key => $val) | ||
|  | 		{ | ||
|  | 			is_array($val) OR $args[$key] = array('data' => $val); | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return $args; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Add a table caption | ||
|  | 	 * | ||
|  | 	 * @param	string	$caption | ||
|  | 	 * @return	CI_Table | ||
|  | 	 */ | ||
|  | 	public function set_caption($caption) | ||
|  | 	{ | ||
|  | 		$this->caption = $caption; | ||
|  | 		return $this; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Generate the table | ||
|  | 	 * | ||
|  | 	 * @param	mixed	$table_data | ||
|  | 	 * @return	string | ||
|  | 	 */ | ||
|  | 	public function generate($table_data = NULL) | ||
|  | 	{ | ||
|  | 		// The table data can optionally be passed to this function
 | ||
|  | 		// either as a database result object or an array
 | ||
|  | 		if ( ! empty($table_data)) | ||
|  | 		{ | ||
|  | 			if ($table_data instanceof CI_DB_result) | ||
|  | 			{ | ||
|  | 				$this->_set_from_db_result($table_data); | ||
|  | 			} | ||
|  | 			elseif (is_array($table_data)) | ||
|  | 			{ | ||
|  | 				$this->_set_from_array($table_data); | ||
|  | 			} | ||
|  | 		} | ||
|  | 
 | ||
|  | 		// Is there anything to display? No? Smite them!
 | ||
|  | 		if (empty($this->heading) && empty($this->rows)) | ||
|  | 		{ | ||
|  | 			return 'Undefined table data'; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		// Compile and validate the template date
 | ||
|  | 		$this->_compile_template(); | ||
|  | 
 | ||
|  | 		// Validate a possibly existing custom cell manipulation function
 | ||
|  | 		if (isset($this->function) && ! is_callable($this->function)) | ||
|  | 		{ | ||
|  | 			$this->function = NULL; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		// Build the table!
 | ||
|  | 
 | ||
|  | 		$out = $this->template['table_open'].$this->newline; | ||
|  | 
 | ||
|  | 		// Add any caption here
 | ||
|  | 		if ($this->caption) | ||
|  | 		{ | ||
|  | 			$out .= '<caption>'.$this->caption.'</caption>'.$this->newline; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		// Is there a table heading to display?
 | ||
|  | 		if ( ! empty($this->heading)) | ||
|  | 		{ | ||
|  | 			$out .= $this->template['thead_open'].$this->newline.$this->template['heading_row_start'].$this->newline; | ||
|  | 
 | ||
|  | 			foreach ($this->heading as $heading) | ||
|  | 			{ | ||
|  | 				$temp = $this->template['heading_cell_start']; | ||
|  | 
 | ||
|  | 				foreach ($heading as $key => $val) | ||
|  | 				{ | ||
|  | 					if ($key !== 'data') | ||
|  | 					{ | ||
|  | 						$temp = str_replace('<th', '<th '.$key.'="'.$val.'"', $temp); | ||
|  | 					} | ||
|  | 				} | ||
|  | 
 | ||
|  | 				$out .= $temp.(isset($heading['data']) ? $heading['data'] : '').$this->template['heading_cell_end']; | ||
|  | 			} | ||
|  | 
 | ||
|  | 			$out .= $this->template['heading_row_end'].$this->newline.$this->template['thead_close'].$this->newline; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		// Build the table rows
 | ||
|  | 		if ( ! empty($this->rows)) | ||
|  | 		{ | ||
|  | 			$out .= $this->template['tbody_open'].$this->newline; | ||
|  | 
 | ||
|  | 			$i = 1; | ||
|  | 			foreach ($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'].$this->newline; | ||
|  | 
 | ||
|  | 				foreach ($row as $cell) | ||
|  | 				{ | ||
|  | 					$temp = $this->template['cell_'.$name.'start']; | ||
|  | 
 | ||
|  | 					foreach ($cell as $key => $val) | ||
|  | 					{ | ||
|  | 						if ($key !== 'data') | ||
|  | 						{ | ||
|  | 							$temp = str_replace('<td', '<td '.$key.'="'.$val.'"', $temp); | ||
|  | 						} | ||
|  | 					} | ||
|  | 
 | ||
|  | 					$cell = isset($cell['data']) ? $cell['data'] : ''; | ||
|  | 					$out .= $temp; | ||
|  | 
 | ||
|  | 					if ($cell === '' OR $cell === NULL) | ||
|  | 					{ | ||
|  | 						$out .= $this->empty_cells; | ||
|  | 					} | ||
|  | 					elseif (isset($this->function)) | ||
|  | 					{ | ||
|  | 						$out .= call_user_func($this->function, $cell); | ||
|  | 					} | ||
|  | 					else | ||
|  | 					{ | ||
|  | 						$out .= $cell; | ||
|  | 					} | ||
|  | 
 | ||
|  | 					$out .= $this->template['cell_'.$name.'end']; | ||
|  | 				} | ||
|  | 
 | ||
|  | 				$out .= $this->template['row_'.$name.'end'].$this->newline; | ||
|  | 			} | ||
|  | 
 | ||
|  | 			$out .= $this->template['tbody_close'].$this->newline; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		$out .= $this->template['table_close']; | ||
|  | 
 | ||
|  | 		// Clear table class properties before generating the table
 | ||
|  | 		$this->clear(); | ||
|  | 
 | ||
|  | 		return $out; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Clears the table arrays.  Useful if multiple tables are being generated | ||
|  | 	 * | ||
|  | 	 * @return	CI_Table | ||
|  | 	 */ | ||
|  | 	public function clear() | ||
|  | 	{ | ||
|  | 		$this->rows = array(); | ||
|  | 		$this->heading = array(); | ||
|  | 		$this->auto_heading = TRUE; | ||
|  | 		return $this; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Set table data from a database result object | ||
|  | 	 * | ||
|  | 	 * @param	CI_DB_result	$object	Database result object | ||
|  | 	 * @return	void | ||
|  | 	 */ | ||
|  | 	protected function _set_from_db_result($object) | ||
|  | 	{ | ||
|  | 		// First generate the headings from the table column names
 | ||
|  | 		if ($this->auto_heading === TRUE && empty($this->heading)) | ||
|  | 		{ | ||
|  | 			$this->heading = $this->_prep_args($object->list_fields()); | ||
|  | 		} | ||
|  | 
 | ||
|  | 		foreach ($object->result_array() as $row) | ||
|  | 		{ | ||
|  | 			$this->rows[] = $this->_prep_args($row); | ||
|  | 		} | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Set table data from an array | ||
|  | 	 * | ||
|  | 	 * @param	array	$data | ||
|  | 	 * @return	void | ||
|  | 	 */ | ||
|  | 	protected function _set_from_array($data) | ||
|  | 	{ | ||
|  | 		if ($this->auto_heading === TRUE && empty($this->heading)) | ||
|  | 		{ | ||
|  | 			$this->heading = $this->_prep_args(array_shift($data)); | ||
|  | 		} | ||
|  | 
 | ||
|  | 		foreach ($data as &$row) | ||
|  | 		{ | ||
|  | 			$this->rows[] = $this->_prep_args($row); | ||
|  | 		} | ||
|  | 	} | ||
|  | 
 | ||
|  | 	// --------------------------------------------------------------------
 | ||
|  | 
 | ||
|  | 	/** | ||
|  | 	 * Compile Template | ||
|  | 	 * | ||
|  | 	 * @return	void | ||
|  | 	 */ | ||
|  | 	protected function _compile_template() | ||
|  | 	{ | ||
|  | 		if ($this->template === NULL) | ||
|  | 		{ | ||
|  | 			$this->template = $this->_default_template(); | ||
|  | 			return; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		$this->temp = $this->_default_template(); | ||
|  | 		foreach (array('table_open', 'thead_open', 'thead_close', 'heading_row_start', 'heading_row_end', 'heading_cell_start', 'heading_cell_end', 'tbody_open', 'tbody_close', '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 | ||
|  | 	 * | ||
|  | 	 * @return	array | ||
|  | 	 */ | ||
|  | 	protected function _default_template() | ||
|  | 	{ | ||
|  | 		return array( | ||
|  | 			'table_open'		=> '<table border="0" cellpadding="4" cellspacing="0">', | ||
|  | 
 | ||
|  | 			'thead_open'		=> '<thead>', | ||
|  | 			'thead_close'		=> '</thead>', | ||
|  | 
 | ||
|  | 			'heading_row_start'	=> '<tr>', | ||
|  | 			'heading_row_end'	=> '</tr>', | ||
|  | 			'heading_cell_start'	=> '<th>', | ||
|  | 			'heading_cell_end'	=> '</th>', | ||
|  | 
 | ||
|  | 			'tbody_open'		=> '<tbody>', | ||
|  | 			'tbody_close'		=> '</tbody>', | ||
|  | 
 | ||
|  | 			'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>' | ||
|  | 		); | ||
|  | 	} | ||
|  | 
 | ||
|  | } |