| <?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) 2006, EllisLab, Inc.
|
| * @license http://codeigniter.com/user_guide/license.html
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| * @link http://codeigniter.com
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| * @since Version 1.0
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| * @filesource
|
| */
|
|
|
| // ------------------------------------------------------------------------
|
|
|
| /**
|
| * CodeIgniter Calendar Class
|
| *
|
| * This class enables the creation of calendars
|
| *
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| * @package CodeIgniter
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| * @subpackage Libraries
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| * @category Libraries
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| * @author ExpressionEngine Dev Team
|
| * @link http://codeigniter.com/user_guide/libraries/calendar.html
|
| */
|
| class CI_Calendar {
|
|
|
| var $CI;
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| var $lang;
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| var $local_time;
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| var $template = '';
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| var $start_day = 'sunday';
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| var $month_type = 'long';
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| var $day_type = 'abr';
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| var $show_next_prev = FALSE;
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| var $next_prev_url = '';
|
|
|
| /**
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| * Constructor
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| *
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| * Loads the calendar language file and sets the default time reference
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| *
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| * @access public
|
| */
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| function CI_Calendar($config = array())
|
| {
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| $this->CI =& get_instance();
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|
|
| if (! in_array('calendar_lang'.EXT, $this->CI->lang->is_loaded, TRUE))
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| {
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| $this->CI->lang->load('calendar');
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| }
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|
|
| $this->local_time = time();
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|
|
| if (count($config) > 0)
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| {
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| $this->initialize($config);
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| }
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|
|
| log_message('debug', "Calendar Class Initialized");
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| }
|
|
|
| // --------------------------------------------------------------------
|
|
|
| /**
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| * Initialize the user preferences
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| *
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| * Accepts an associative array as input, containing display preferences
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| *
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| * @access public
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| * @param array config preferences
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| * @return void
|
| */
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| function initialize($config = array())
|
| {
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| foreach ($config as $key => $val)
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| {
|
| if (isset($this->$key))
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| {
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| $this->$key = $val;
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| }
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| }
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| }
|
|
|
| // --------------------------------------------------------------------
|
|
|
| /**
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| * Generate the calendar
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| *
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| * @access public
|
| * @param integer the year
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| * @param integer the month
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| * @param array the data to be shown in the calendar cells
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| * @return string
|
| */
|
| function generate($year = '', $month = '', $data = array())
|
| {
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| // Set and validate the supplied month/year
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| if ($year == '')
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| $year = date("Y", $this->local_time);
|
|
|
| if ($month == '')
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| $month = date("m", $this->local_time);
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|
|
| if (strlen($year) == 1)
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| $year = '200'.$year;
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|
|
| if (strlen($year) == 2)
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| $year = '20'.$year;
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|
|
| if (strlen($month) == 1)
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| $month = '0'.$month;
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|
|
| $adjusted_date = $this->adjust_date($month, $year);
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|
|
| $month = $adjusted_date['month'];
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| $year = $adjusted_date['year'];
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|
|
| // Determine the total days in the month
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| $total_days = $this->get_total_days($month, $year);
|
|
|
| // Set the starting day of the week
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| $start_days = array('sunday' => 0, 'monday' => 1, 'tuesday' => 2, 'wednesday' => 3, 'thursday' => 4, 'friday' => 5, 'saturday' => 6);
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| $start_day = (! isset($start_days[$this->start_day])) ? 0 : $start_days[$this->start_day];
|
|
|
| // Set the starting day number
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| $local_date = mktime(12, 0, 0, $month, 1, $year);
|
| $date = getdate($local_date);
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| $day = $start_day + 1 - $date["wday"];
|
|
|
| while ($day > 1)
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| {
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| $day -= 7;
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| }
|
|
|
| // Set the current month/year/day
|
| // We use this to determine the "today" date
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| $cur_year = date("Y", $this->local_time);
|
| $cur_month = date("m", $this->local_time);
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| $cur_day = date("j", $this->local_time);
|
|
|
| $is_current_month = ($cur_year == $year AND $cur_month == $month) ? TRUE : FALSE;
|
|
|
| // Generate the template data array
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| $this->parse_template();
|
|
|
| // Begin building the calendar output
|
| $out = $this->temp['table_open'];
|
| $out .= "\n";
|
|
|
| $out .= "\n";
|
| $out .= $this->temp['heading_row_start'];
|
| $out .= "\n";
|
|
|
| // "previous" month link
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| if ($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']);
|
| $out .= "\n";
|
| }
|
|
|
| // Heading containing the month/year
|
| $colspan = ($this->show_next_prev == TRUE) ? 5 : 7;
|
|
|
| $this->temp['heading_title_cell'] = str_replace('{colspan}', $colspan, $this->temp['heading_title_cell']);
|
| $this->temp['heading_title_cell'] = str_replace('{heading}', $this->get_month_name($month)." ".$year, $this->temp['heading_title_cell']);
|
|
|
| $out .= $this->temp['heading_title_cell'];
|
| $out .= "\n";
|
|
|
| // "next" month link
|
| if ($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";
|
| $out .= $this->temp['heading_row_end'];
|
| $out .= "\n";
|
|
|
| // Write the cells containing the days of the week
|
| $out .= "\n";
|
| $out .= $this->temp['week_row_start'];
|
| $out .= "\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";
|
| $out .= $this->temp['week_row_end'];
|
| $out .= "\n";
|
|
|
| // Build the main body of the calendar
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| while ($day <= $total_days)
|
| {
|
| $out .= "\n";
|
| $out .= $this->temp['cal_row_start'];
|
| $out .= "\n";
|
|
|
| for ($i = 0; $i < 7; $i++)
|
| {
|
| $out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_start_today'] : $this->temp['cal_cell_start'];
|
|
|
| if ($day > 0 AND $day <= $total_days)
|
| {
|
| if (isset($data[$day]))
|
| {
|
| // Cells with content
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| $temp = ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_content_today'] : $this->temp['cal_cell_content'];
|
| $out .= str_replace('{day}', $day, str_replace('{content}', $data[$day], $temp));
|
| }
|
| else
|
| {
|
| // Cells with no content
|
| $temp = ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_no_content_today'] : $this->temp['cal_cell_no_content'];
|
| $out .= str_replace('{day}', $day, $temp);
|
| }
|
| }
|
| else
|
| {
|
| // Blank cells
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| $out .= $this->temp['cal_cell_blank'];
|
| }
|
|
|
| $out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_end_today'] : $this->temp['cal_cell_end'];
|
| $day++;
|
| }
|
|
|
| $out .= "\n";
|
| $out .= $this->temp['cal_row_end'];
|
| $out .= "\n";
|
| }
|
|
|
| $out .= "\n";
|
| $out .= $this->temp['table_close'];
|
|
|
| return $out;
|
| }
|
|
|
| // --------------------------------------------------------------------
|
|
|
| /**
|
| * Get Month Name
|
| *
|
| * Generates a textual month name based on the numeric
|
| * month provided.
|
| *
|
| * @access public
|
| * @param integer the month
|
| * @return string
|
| */
|
| function get_month_name($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_may', '06' => 'cal_june', '07' => 'cal_july', '08' => 'cal_august', '09' => 'cal_september', '10' => 'cal_october', '11' => 'cal_november', '12' => 'cal_december');
|
| }
|
|
|
| $month = $month_names[$month];
|
|
|
| if ($this->CI->lang->line($month) === FALSE)
|
| {
|
| return ucfirst(str_replace('cal_', '', $month));
|
| }
|
|
|
| return $this->CI->lang->line($month);
|
| }
|
|
|
| // --------------------------------------------------------------------
|
|
|
| /**
|
| * Get Day Names
|
| *
|
| * Returns an array of day names (Sunday, Monday, etc.) based
|
| * on the type. Options: long, short, abrev
|
| *
|
| * @access public
|
| * @param string
|
| * @return array
|
| */
|
| 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');
|
| }
|
|
|
| $days = array();
|
| foreach ($day_names as $val)
|
| {
|
| $days[] = ($this->CI->lang->line('cal_'.$val) === FALSE) ? ucfirst($val) : $this->CI->lang->line('cal_'.$val);
|
| }
|
|
|
| return $days;
|
| }
|
|
|
| // --------------------------------------------------------------------
|
|
|
| /**
|
| * Adjust Date
|
| *
|
| * This function makes sure that we have a valid month/year.
|
| * For example, if you submit 13 as the month, the year will
|
| * increment and the month will become January.
|
| *
|
| * @access public
|
| * @param integer the month
|
| * @param integer the year
|
| * @return array
|
| */
|
| function adjust_date($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 $date;
|
| }
|
|
|
| // --------------------------------------------------------------------
|
|
|
| /**
|
| * Total days in a given month
|
| *
|
| * @access public
|
| * @param integer the month
|
| * @param integer the year
|
| * @return integer
|
| */
|
| function get_total_days($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 AND $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
|
| *
|
| * @access public
|
| * @return array
|
| */
|
| 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_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_end' => '</td>',
|
| 'cal_cell_end_today' => '</td>',
|
| 'cal_row_end' => '</tr>',
|
| 'table_close' => '</table>'
|
| );
|
| }
|
|
|
| // --------------------------------------------------------------------
|
|
|
| /**
|
| * Parse Template
|
| *
|
| * Harvests the data within the template {pseudo-variables}
|
| * used to display the calendar
|
| *
|
| * @access public
|
| * @return void
|
| */
|
| function parse_template()
|
| {
|
| $this->temp = $this->default_template();
|
|
|
| if ($this->template == '')
|
| {
|
| return;
|
| }
|
|
|
| $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') as $val)
|
| {
|
| if (preg_match("/\{".$val."\}(.*?)\{\/".$val."\}/si", $this->template, $match))
|
| {
|
| $this->temp[$val] = $match['1'];
|
| }
|
| else
|
| {
|
| if (in_array($val, $today, TRUE))
|
| {
|
| $this->temp[$val] = $this->temp[str_replace('_today', '', $val)];
|
| }
|
| }
|
| }
|
| }
|
|
|
| }
|
|
|
| // END CI_Calendar class
|
| |
| /* End of file Calendar.php */ |
| /* Location: ./system/libraries/Calendar.php */ |