| <?php |
| /** |
| * CodeIgniter |
| * |
| * An open source application development framework for PHP 5.2.4 or newer |
| * |
| * NOTICE OF LICENSE |
| * |
| * Licensed under the Open Software License version 3.0 |
| * |
| * This source file is subject to the Open Software License (OSL 3.0) that is |
| * bundled with this package in the files license.txt / license.rst. It is |
| * also available through the world wide web at this URL: |
| * http://opensource.org/licenses/OSL-3.0 |
| * If you did not receive a copy of the license and are unable to obtain it |
| * through the world wide web, please send an email to |
| * licensing@ellislab.com so we can send you a copy immediately. |
| * |
| * @package CodeIgniter |
| * @author EllisLab Dev Team |
| * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/) |
| * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) |
| * @link http://codeigniter.com |
| * @since Version 1.0 |
| * @filesource |
| */ |
| defined('BASEPATH') OR exit('No direct script access allowed'); |
| |
| /** |
| * CodeIgniter Calendar Class |
| * |
| * This class enables the creation of calendars |
| * |
| * @package CodeIgniter |
| * @subpackage Libraries |
| * @category Libraries |
| * @author EllisLab Dev Team |
| * @link http://codeigniter.com/user_guide/libraries/calendar.html |
| */ |
| class CI_Calendar { |
| |
| /** |
| * Reference to CodeIgniter instance |
| * |
| * @var object |
| */ |
| protected $CI; |
| |
| /** |
| * Current local time |
| * |
| * @var int |
| */ |
| public $local_time; |
| |
| /** |
| * Calendar layout template |
| * |
| * @var string |
| */ |
| public $template = ''; |
| |
| /** |
| * Day of the week to start the calendar on |
| * |
| * @var string |
| */ |
| public $start_day = 'sunday'; |
| |
| /** |
| * How to display months |
| * |
| * @var string |
| */ |
| public $month_type = 'long'; |
| |
| /** |
| * How to display names of days |
| * |
| * @var string |
| */ |
| public $day_type = 'abr'; |
| |
| /** |
| * Whether to show next/prev month links |
| * |
| * @var bool |
| */ |
| public $show_next_prev = FALSE; |
| |
| /** |
| * Url base to use for next/prev month links |
| * |
| * @var bool |
| */ |
| public $next_prev_url = ''; |
| |
| /** |
| * Show days of other months |
| * |
| * @var bool |
| */ |
| public $show_other_days = FALSE; |
| |
| /** |
| * Class constructor |
| * |
| * Loads the calendar language file and sets the default time reference. |
| * |
| * @uses CI_Lang::$is_loaded |
| * |
| * @param array $config Calendar options |
| * @return void |
| */ |
| public function __construct($config = array()) |
| { |
| $this->CI =& get_instance(); |
| |
| if ( ! in_array('calendar_lang.php', $this->CI->lang->is_loaded, TRUE)) |
| { |
| $this->CI->lang->load('calendar'); |
| } |
| |
| $this->local_time = time(); |
| |
| if (count($config) > 0) |
| { |
| $this->initialize($config); |
| } |
| |
| log_message('debug', 'Calendar Class Initialized'); |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Initialize the user preferences |
| * |
| * Accepts an associative array as input, containing display preferences |
| * |
| * @param array config preferences |
| * @return CI_Calendar |
| */ |
| public function initialize($config = array()) |
| { |
| foreach ($config as $key => $val) |
| { |
| if (isset($this->$key)) |
| { |
| $this->$key = $val; |
| } |
| } |
| |
| // Set the next_prev_url to the controller if required but not defined |
| if ($this->show_next_prev === TRUE && empty($this->next_prev_url)) |
| { |
| $this->next_prev_url = $this->CI->config->site_url($this->CI->router->class.'/'.$this->CI->router->method); |
| } |
| |
| return $this; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Generate the calendar |
| * |
| * @param int the year |
| * @param int the month |
| * @param array the data to be shown in the calendar cells |
| * @return string |
| */ |
| public function generate($year = '', $month = '', $data = array()) |
| { |
| // Set and validate the supplied month/year |
| if (empty($year)) |
| { |
| $year = date('Y', $this->local_time); |
| } |
| elseif (strlen($year) === 1) |
| { |
| $year = '200'.$year; |
| } |
| elseif (strlen($year) === 2) |
| { |
| $year = '20'.$year; |
| } |
| |
| if (empty($month)) |
| { |
| $month = date('m', $this->local_time); |
| } |
| elseif (strlen($month) === 1) |
| { |
| $month = '0'.$month; |
| } |
| |
| $adjusted_date = $this->adjust_date($month, $year); |
| |
| $month = $adjusted_date['month']; |
| $year = $adjusted_date['year']; |
| |
| // Determine the total days in the month |
| $total_days = $this->get_total_days($month, $year); |
| |
| // Set the starting day of the week |
| $start_days = array('sunday' => 0, 'monday' => 1, 'tuesday' => 2, 'wednesday' => 3, 'thursday' => 4, 'friday' => 5, 'saturday' => 6); |
| $start_day = isset($start_days[$this->start_day]) ? $start_days[$this->start_day] : 0; |
| |
| // Set the starting day number |
| $local_date = mktime(12, 0, 0, $month, 1, $year); |
| $date = getdate($local_date); |
| $day = $start_day + 1 - $date['wday']; |
| |
| while ($day > 1) |
| { |
| $day -= 7; |
| } |
| |
| // Set the current month/year/day |
| // We use this to determine the "today" date |
| $cur_year = date('Y', $this->local_time); |
| $cur_month = date('m', $this->local_time); |
| $cur_day = date('j', $this->local_time); |
| |
| $is_current_month = ($cur_year == $year && $cur_month == $month); |
| |
| // Generate the template data array |
| $this->parse_template(); |
| |
| // Begin building the calendar output |
| $out = $this->temp['table_open']."\n\n".$this->temp['heading_row_start']."\n"; |
| |
| // "previous" month link |
| if ($this->show_next_prev === TRUE) |
| { |
| // Add a trailing slash to the URL if needed |
| $this->next_prev_url = preg_replace('/(.+?)\/*$/', '\\1/', $this->next_prev_url); |
| |
| $adjusted_date = $this->adjust_date($month - 1, $year); |
| $out .= str_replace('{previous_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_previous_cell'])."\n"; |
| } |
| |
| // Heading containing the month/year |
| $colspan = ($this->show_next_prev === TRUE) ? 5 : 7; |
| |
| $this->temp['heading_title_cell'] = str_replace('{colspan}', $colspan, |
| str_replace('{heading}', $this->get_month_name($month).' '.$year, $this->temp['heading_title_cell'])); |
| |
| $out .= $this->temp['heading_title_cell']."\n"; |
| |
| // "next" month link |
| if ($this->show_next_prev === TRUE) |
| { |
| $adjusted_date = $this->adjust_date($month + 1, $year); |
| $out .= str_replace('{next_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_next_cell']); |
| } |
| |
| $out .= "\n".$this->temp['heading_row_end']."\n\n" |
| // Write the cells containing the days of the week |
| .$this->temp['week_row_start']."\n"; |
| |
| $day_names = $this->get_day_names(); |
| |
| for ($i = 0; $i < 7; $i ++) |
| { |
| $out .= str_replace('{week_day}', $day_names[($start_day + $i) %7], $this->temp['week_day_cell']); |
| } |
| |
| $out .= "\n".$this->temp['week_row_end']."\n"; |
| |
| // Build the main body of the calendar |
| while ($day <= $total_days) |
| { |
| $out .= "\n".$this->temp['cal_row_start']."\n"; |
| |
| for ($i = 0; $i < 7; $i++) |
| { |
| if ($day > 0 && $day <= $total_days) |
| { |
| $out .= ($is_current_month === TRUE && $day == $cur_day) ? $this->temp['cal_cell_start_today'] : $this->temp['cal_cell_start']; |
| |
| if (isset($data[$day])) |
| { |
| // Cells with content |
| $temp = ($is_current_month === TRUE && $day == $cur_day) ? |
| $this->temp['cal_cell_content_today'] : $this->temp['cal_cell_content']; |
| $out .= str_replace(array('{content}', '{day}'), array($data[$day], $day), $temp); |
| } |
| else |
| { |
| // Cells with no content |
| $temp = ($is_current_month === TRUE && $day == $cur_day) ? |
| $this->temp['cal_cell_no_content_today'] : $this->temp['cal_cell_no_content']; |
| $out .= str_replace('{day}', $day, $temp); |
| } |
| |
| $out .= ($is_current_month === TRUE && $day == $cur_day) ? $this->temp['cal_cell_end_today'] : $this->temp['cal_cell_end']; |
| } |
| elseif ($this->show_other_days === TRUE) |
| { |
| $out .= $this->temp['cal_cell_start_other']; |
| |
| if ($day <= 0) |
| { |
| // Day of previous month |
| $prev_month = $this->adjust_date($month - 1, $year); |
| $prev_month_days = $this->get_total_days($prev_month['month'], $prev_month['year']); |
| $out .= str_replace('{day}', $prev_month_days + $day, $this->temp['cal_cell_other']); |
| } |
| else |
| { |
| // Day of next month |
| $out .= str_replace('{day}', $day - $total_days, $this->temp['cal_cell_other']); |
| } |
| |
| $out .= $this->temp['cal_cell_end_other']; |
| } |
| else |
| { |
| // Blank cells |
| $out .= $this->temp['cal_cell_start'].$this->temp['cal_cell_blank'].$this->temp['cal_cell_end']; |
| } |
| |
| $day++; |
| } |
| |
| $out .= "\n".$this->temp['cal_row_end']."\n"; |
| } |
| |
| return $out .= "\n".$this->temp['table_close']; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Get Month Name |
| * |
| * Generates a textual month name based on the numeric |
| * month provided. |
| * |
| * @param int the month |
| * @return string |
| */ |
| public function get_month_name($month) |
| { |
| if ($this->month_type === 'short') |
| { |
| $month_names = array('01' => 'cal_jan', '02' => 'cal_feb', '03' => 'cal_mar', '04' => 'cal_apr', '05' => 'cal_may', '06' => 'cal_jun', '07' => 'cal_jul', '08' => 'cal_aug', '09' => 'cal_sep', '10' => 'cal_oct', '11' => 'cal_nov', '12' => 'cal_dec'); |
| } |
| else |
| { |
| $month_names = array('01' => 'cal_january', '02' => 'cal_february', '03' => 'cal_march', '04' => 'cal_april', '05' => 'cal_mayl', '06' => 'cal_june', '07' => 'cal_july', '08' => 'cal_august', '09' => 'cal_september', '10' => 'cal_october', '11' => 'cal_november', '12' => 'cal_december'); |
| } |
| |
| return ($this->CI->lang->line($month_names[$month]) === FALSE) |
| ? ucfirst(substr($month_names[$month], 4)) |
| : $this->CI->lang->line($month_names[$month]); |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Get Day Names |
| * |
| * Returns an array of day names (Sunday, Monday, etc.) based |
| * on the type. Options: long, short, abr |
| * |
| * @param string |
| * @return array |
| */ |
| public function get_day_names($day_type = '') |
| { |
| if ($day_type !== '') |
| { |
| $this->day_type = $day_type; |
| } |
| |
| if ($this->day_type === 'long') |
| { |
| $day_names = array('sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday'); |
| } |
| elseif ($this->day_type === 'short') |
| { |
| $day_names = array('sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat'); |
| } |
| else |
| { |
| $day_names = array('su', 'mo', 'tu', 'we', 'th', 'fr', 'sa'); |
| } |
| |
| $days = array(); |
| for ($i = 0, $c = count($day_names); $i < $c; $i++) |
| { |
| $days[] = ($this->CI->lang->line('cal_'.$day_names[$i]) === FALSE) ? ucfirst($day_names[$i]) : $this->CI->lang->line('cal_'.$day_names[$i]); |
| } |
| |
| return $days; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Adjust Date |
| * |
| * This function makes sure that we have a valid month/year. |
| * For example, if you submit 13 as the month, the year will |
| * increment and the month will become January. |
| * |
| * @param int the month |
| * @param int the year |
| * @return array |
| */ |
| public function adjust_date($month, $year) |
| { |
| $date = array(); |
| |
| $date['month'] = $month; |
| $date['year'] = $year; |
| |
| while ($date['month'] > 12) |
| { |
| $date['month'] -= 12; |
| $date['year']++; |
| } |
| |
| while ($date['month'] <= 0) |
| { |
| $date['month'] += 12; |
| $date['year']--; |
| } |
| |
| if (strlen($date['month']) === 1) |
| { |
| $date['month'] = '0'.$date['month']; |
| } |
| |
| return $date; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Total days in a given month |
| * |
| * @param int the month |
| * @param int the year |
| * @return int |
| */ |
| public function get_total_days($month, $year) |
| { |
| $days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31); |
| |
| if ($month < 1 OR $month > 12) |
| { |
| return 0; |
| } |
| |
| // Is the year a leap year? |
| if ($month == 2) |
| { |
| if ($year % 400 === 0 OR ($year % 4 === 0 && $year % 100 !== 0)) |
| { |
| return 29; |
| } |
| } |
| |
| return $days_in_month[$month - 1]; |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Set Default Template Data |
| * |
| * This is used in the event that the user has not created their own template |
| * |
| * @return array |
| */ |
| public function default_template() |
| { |
| return array( |
| 'table_open' => '<table border="0" cellpadding="4" cellspacing="0">', |
| 'heading_row_start' => '<tr>', |
| 'heading_previous_cell' => '<th><a href="{previous_url}"><<</a></th>', |
| 'heading_title_cell' => '<th colspan="{colspan}">{heading}</th>', |
| 'heading_next_cell' => '<th><a href="{next_url}">>></a></th>', |
| 'heading_row_end' => '</tr>', |
| 'week_row_start' => '<tr>', |
| 'week_day_cell' => '<td>{week_day}</td>', |
| 'week_row_end' => '</tr>', |
| 'cal_row_start' => '<tr>', |
| 'cal_cell_start' => '<td>', |
| 'cal_cell_start_today' => '<td>', |
| 'cal_cell_start_other' => '<td style="color: #666;">', |
| 'cal_cell_content' => '<a href="{content}">{day}</a>', |
| 'cal_cell_content_today' => '<a href="{content}"><strong>{day}</strong></a>', |
| 'cal_cell_no_content' => '{day}', |
| 'cal_cell_no_content_today' => '<strong>{day}</strong>', |
| 'cal_cell_blank' => ' ', |
| 'cal_cell_other' => '{day}', |
| 'cal_cell_end' => '</td>', |
| 'cal_cell_end_today' => '</td>', |
| 'cal_cell_end_other' => '</td>', |
| 'cal_row_end' => '</tr>', |
| 'table_close' => '</table>' |
| ); |
| } |
| |
| // -------------------------------------------------------------------- |
| |
| /** |
| * Parse Template |
| * |
| * Harvests the data within the template {pseudo-variables} |
| * used to display the calendar |
| * |
| * @return CI_Calendar |
| */ |
| public function parse_template() |
| { |
| $this->temp = $this->default_template(); |
| |
| if ($this->template === '') |
| { |
| return $this; |
| } |
| |
| $today = array('cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today'); |
| |
| foreach (array('table_open', 'table_close', 'heading_row_start', 'heading_previous_cell', 'heading_title_cell', 'heading_next_cell', 'heading_row_end', 'week_row_start', 'week_day_cell', 'week_row_end', 'cal_row_start', 'cal_cell_start', 'cal_cell_content', 'cal_cell_no_content', 'cal_cell_blank', 'cal_cell_end', 'cal_row_end', 'cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today', 'cal_cell_start_other', 'cal_cell_other', 'cal_cell_end_other') as $val) |
| { |
| if (preg_match('/\{'.$val.'\}(.*?)\{\/'.$val.'\}/si', $this->template, $match)) |
| { |
| $this->temp[$val] = $match[1]; |
| } |
| elseif (in_array($val, $today, TRUE)) |
| { |
| $this->temp[$val] = $this->temp[substr($val, 0, -6)]; |
| } |
| } |
| |
| return $this; |
| } |
| |
| } |
| |
| /* End of file Calendar.php */ |
| /* Location: ./system/libraries/Calendar.php */ |