diff options
author | Derek Allard <derek.allard@ellislab.com> | 2007-04-15 19:41:17 +0200 |
---|---|---|
committer | Derek Allard <derek.allard@ellislab.com> | 2007-04-15 19:41:17 +0200 |
commit | d2df9bc7cc9d4b3e53818470c5d0977c9a36677c (patch) | |
tree | 23c0794fefaa6860ec997813fefb9c64fcee1983 /system/libraries/Calendar.php | |
parent | 9613e2c136c96fbb1d055b36a0a5055811f03451 (diff) |
update pMachine to EllisLab
update copyright year
update Code Igniter to CodeIgniter
Diffstat (limited to 'system/libraries/Calendar.php')
-rw-r--r-- | system/libraries/Calendar.php | 948 |
1 files changed, 474 insertions, 474 deletions
diff --git a/system/libraries/Calendar.php b/system/libraries/Calendar.php index fdef5dd75..ef6a3f841 100644 --- a/system/libraries/Calendar.php +++ b/system/libraries/Calendar.php @@ -1,475 +1,475 @@ -<?php if (!defined('BASEPATH')) exit('No direct script access allowed'); -/** - * Code Igniter - * - * An open source application development framework for PHP 4.3.2 or newer - * - * @package CodeIgniter - * @author Rick Ellis - * @copyright Copyright (c) 2006, pMachine, Inc. - * @license http://www.codeignitor.com/user_guide/license.html - * @link http://www.codeigniter.com - * @since Version 1.0 - * @filesource - */ - -// ------------------------------------------------------------------------ - -/** - * Code Igniter Calendar Class - * - * This class enables the creation of calendars - * - * @package CodeIgniter - * @subpackage Libraries - * @category Libraries - * @author Rick Ellis - * @link http://www.codeigniter.com/user_guide/libraries/calendar.html - */ -class CI_Calendar { - - var $CI; - var $lang; - var $local_time; - var $template = ''; - var $start_day = 'sunday'; - var $month_type = 'long'; - var $day_type = 'abr'; - var $show_next_prev = FALSE; - var $next_prev_url = ''; - - /** - * Constructor - * - * Loads the calendar language file and sets the default time reference - * - * @access public - */ - function CI_Calendar($config = array()) - { - $this->CI =& get_instance(); - - if ( ! in_array('calendar_lang'.EXT, $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 - * - * @access public - * @param array config preferences - * @return void - */ - function initialize($config = array()) - { - foreach ($config as $key => $val) - { - if (isset($this->$key)) - { - $this->$key = $val; - } - } - } - - // -------------------------------------------------------------------- - - /** - * Generate the calendar - * - * @access public - * @param integer the year - * @param integer the month - * @param array the data to be shown in the calendar cells - * @return string - */ - function generate($year = '', $month = '', $data = array()) - { - // Set and validate the supplied month/year - if ($year == '') - $year = date("Y", $this->local_time); - - if ($month == '') - $month = date("m", $this->local_time); - - if (strlen($year) == 1) - $year = '200'.$year; - - if (strlen($year) == 2) - $year = '20'.$year; - - if (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])) ? 0 : $start_days[$this->start_day]; - - // 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 AND $cur_month == $month) ? TRUE : FALSE; - - // Generate the template data array - $this->parse_template(); - - // Begin building the calendar output - $out = $this->temp['table_open']; - $out .= "\n"; - - $out .= "\n"; - $out .= $this->temp['heading_row_start']; - $out .= "\n"; - - // "previous" month link - if ($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']; - $out .= "\n"; - - // Build the main body of the calendar - while ($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 - $temp = ($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 - $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_mayl', '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 +<?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 Rick Ellis
+ * @copyright Copyright (c) 2006, EllisLab, Inc.
+ * @license http://www.codeignitor.com/user_guide/license.html
+ * @link http://www.codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Calendar Class
+ *
+ * This class enables the creation of calendars
+ *
+ * @package CodeIgniter
+ * @subpackage Libraries
+ * @category Libraries
+ * @author Rick Ellis
+ * @link http://www.codeigniter.com/user_guide/libraries/calendar.html
+ */
+class CI_Calendar {
+
+ var $CI;
+ var $lang;
+ var $local_time;
+ var $template = '';
+ var $start_day = 'sunday';
+ var $month_type = 'long';
+ var $day_type = 'abr';
+ var $show_next_prev = FALSE;
+ var $next_prev_url = '';
+
+ /**
+ * Constructor
+ *
+ * Loads the calendar language file and sets the default time reference
+ *
+ * @access public
+ */
+ function CI_Calendar($config = array())
+ {
+ $this->CI =& get_instance();
+
+ if ( ! in_array('calendar_lang'.EXT, $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
+ *
+ * @access public
+ * @param array config preferences
+ * @return void
+ */
+ function initialize($config = array())
+ {
+ foreach ($config as $key => $val)
+ {
+ if (isset($this->$key))
+ {
+ $this->$key = $val;
+ }
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Generate the calendar
+ *
+ * @access public
+ * @param integer the year
+ * @param integer the month
+ * @param array the data to be shown in the calendar cells
+ * @return string
+ */
+ function generate($year = '', $month = '', $data = array())
+ {
+ // Set and validate the supplied month/year
+ if ($year == '')
+ $year = date("Y", $this->local_time);
+
+ if ($month == '')
+ $month = date("m", $this->local_time);
+
+ if (strlen($year) == 1)
+ $year = '200'.$year;
+
+ if (strlen($year) == 2)
+ $year = '20'.$year;
+
+ if (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])) ? 0 : $start_days[$this->start_day];
+
+ // 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 AND $cur_month == $month) ? TRUE : FALSE;
+
+ // Generate the template data array
+ $this->parse_template();
+
+ // Begin building the calendar output
+ $out = $this->temp['table_open'];
+ $out .= "\n";
+
+ $out .= "\n";
+ $out .= $this->temp['heading_row_start'];
+ $out .= "\n";
+
+ // "previous" month link
+ if ($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'];
+ $out .= "\n";
+
+ // Build the main body of the calendar
+ while ($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
+ $temp = ($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
+ $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_mayl', '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
?>
\ No newline at end of file |