converted to unix-style eol
[www-register-wizard.git] / libraries / Calendar.php
index dcf8a12..ca4b9d5 100644 (file)
-<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');\r
-/**\r
- * CodeIgniter\r
- *\r
- * An open source application development framework for PHP 4.3.2 or newer\r
- *\r
- * @package            CodeIgniter\r
- * @author             ExpressionEngine Dev Team\r
- * @copyright  Copyright (c) 2008, EllisLab, Inc.\r
- * @license            http://codeigniter.com/user_guide/license.html\r
- * @link               http://codeigniter.com\r
- * @since              Version 1.0\r
- * @filesource\r
- */\r
-\r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * CodeIgniter Calendar Class\r
- *\r
- * This class enables the creation of calendars\r
- *\r
- * @package            CodeIgniter\r
- * @subpackage Libraries\r
- * @category   Libraries\r
- * @author             ExpressionEngine Dev Team\r
- * @link               http://codeigniter.com/user_guide/libraries/calendar.html\r
- */\r
-class CI_Calendar {\r
-\r
-       var $CI;\r
-       var $lang;\r
-       var $local_time;\r
-       var $template           = '';\r
-       var $start_day          = 'sunday';\r
-       var $month_type         = 'long';\r
-       var $day_type           = 'abr';\r
-       var $show_next_prev     = FALSE;\r
-       var $next_prev_url      = '';\r
-\r
-       /**\r
-        * Constructor\r
-        *\r
-        * Loads the calendar language file and sets the default time reference\r
-        *\r
-        * @access      public\r
-        */\r
-       function CI_Calendar($config = array())\r
-       {               \r
-               $this->CI =& get_instance();\r
-               \r
-               if ( ! in_array('calendar_lang'.EXT, $this->CI->lang->is_loaded, TRUE))\r
-               {\r
-                       $this->CI->lang->load('calendar');\r
-               }\r
-\r
-               $this->local_time = time();\r
-               \r
-               if (count($config) > 0)\r
-               {\r
-                       $this->initialize($config);\r
-               }\r
-               \r
-               log_message('debug', "Calendar Class Initialized");\r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-       \r
-       /**\r
-        * Initialize the user preferences\r
-        *\r
-        * Accepts an associative array as input, containing display preferences\r
-        *\r
-        * @access      public\r
-        * @param       array   config preferences\r
-        * @return      void\r
-        */     \r
-       function initialize($config = array())\r
-       {\r
-               foreach ($config as $key => $val)\r
-               {\r
-                       if (isset($this->$key))\r
-                       {\r
-                               $this->$key = $val;\r
-                       }\r
-               }\r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-\r
-       /**\r
-        * Generate the calendar\r
-        *\r
-        * @access      public\r
-        * @param       integer the year\r
-        * @param       integer the month\r
-        * @param       array   the data to be shown in the calendar cells\r
-        * @return      string\r
-        */\r
-       function generate($year = '', $month = '', $data = array())\r
-       {\r
-               // Set and validate the supplied month/year\r
-               if ($year == '')\r
-                       $year  = date("Y", $this->local_time);\r
-                       \r
-               if ($month == '')\r
-                       $month = date("m", $this->local_time);\r
-                       \r
-               if (strlen($year) == 1)\r
-                       $year = '200'.$year;\r
-               \r
-               if (strlen($year) == 2)\r
-                       $year = '20'.$year;\r
-\r
-               if (strlen($month) == 1)\r
-                       $month = '0'.$month;\r
-               \r
-               $adjusted_date = $this->adjust_date($month, $year);\r
-               \r
-               $month  = $adjusted_date['month'];\r
-               $year   = $adjusted_date['year'];\r
-               \r
-               // Determine the total days in the month\r
-               $total_days = $this->get_total_days($month, $year);\r
-                                               \r
-               // Set the starting day of the week\r
-               $start_days     = array('sunday' => 0, 'monday' => 1, 'tuesday' => 2, 'wednesday' => 3, 'thursday' => 4, 'friday' => 5, 'saturday' => 6);\r
-               $start_day = ( ! isset($start_days[$this->start_day])) ? 0 : $start_days[$this->start_day];\r
-               \r
-               // Set the starting day number\r
-               $local_date = mktime(12, 0, 0, $month, 1, $year);\r
-               $date = getdate($local_date);\r
-               $day  = $start_day + 1 - $date["wday"];\r
-               \r
-               while ($day > 1)\r
-               {\r
-                       $day -= 7;\r
-               }\r
-               \r
-               // Set the current month/year/day\r
-               // We use this to determine the "today" date\r
-               $cur_year       = date("Y", $this->local_time);\r
-               $cur_month      = date("m", $this->local_time);\r
-               $cur_day        = date("j", $this->local_time);\r
-               \r
-               $is_current_month = ($cur_year == $year AND $cur_month == $month) ? TRUE : FALSE;\r
-       \r
-               // Generate the template data array\r
-               $this->parse_template();\r
-       \r
-               // Begin building the calendar output                                           \r
-               $out = $this->temp['table_open'];\r
-               $out .= "\n";   \r
-\r
-               $out .= "\n";           \r
-               $out .= $this->temp['heading_row_start'];\r
-               $out .= "\n";\r
-               \r
-               // "previous" month link\r
-               if ($this->show_next_prev == TRUE)\r
-               {\r
-                       // Add a trailing slash to the  URL if needed\r
-                       $this->next_prev_url = preg_replace("/(.+?)\/*$/", "\\1/",  $this->next_prev_url);\r
-               \r
-                       $adjusted_date = $this->adjust_date($month - 1, $year);\r
-                       $out .= str_replace('{previous_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_previous_cell']);\r
-                       $out .= "\n";\r
-               }\r
-\r
-               // Heading containing the month/year\r
-               $colspan = ($this->show_next_prev == TRUE) ? 5 : 7;\r
-               \r
-               $this->temp['heading_title_cell'] = str_replace('{colspan}', $colspan, $this->temp['heading_title_cell']);\r
-               $this->temp['heading_title_cell'] = str_replace('{heading}', $this->get_month_name($month)."&nbsp;".$year, $this->temp['heading_title_cell']);\r
-               \r
-               $out .= $this->temp['heading_title_cell'];\r
-               $out .= "\n";\r
-\r
-               // "next" month link\r
-               if ($this->show_next_prev == TRUE)\r
-               {               \r
-                       $adjusted_date = $this->adjust_date($month + 1, $year);\r
-                       $out .= str_replace('{next_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->temp['heading_next_cell']);\r
-               }\r
-\r
-               $out .= "\n";           \r
-               $out .= $this->temp['heading_row_end'];\r
-               $out .= "\n";\r
-\r
-               // Write the cells containing the days of the week\r
-               $out .= "\n";   \r
-               $out .= $this->temp['week_row_start'];\r
-               $out .= "\n";\r
-\r
-               $day_names = $this->get_day_names();\r
-\r
-               for ($i = 0; $i < 7; $i ++)\r
-               {\r
-                       $out .= str_replace('{week_day}', $day_names[($start_day + $i) %7], $this->temp['week_day_cell']);\r
-               }\r
-\r
-               $out .= "\n";\r
-               $out .= $this->temp['week_row_end'];\r
-               $out .= "\n";\r
-\r
-               // Build the main body of the calendar\r
-               while ($day <= $total_days)\r
-               {\r
-                       $out .= "\n";\r
-                       $out .= $this->temp['cal_row_start'];\r
-                       $out .= "\n";\r
-\r
-                       for ($i = 0; $i < 7; $i++)\r
-                       {\r
-                               $out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_start_today'] : $this->temp['cal_cell_start'];\r
-                       \r
-                               if ($day > 0 AND $day <= $total_days)\r
-                               {                                       \r
-                                       if (isset($data[$day]))\r
-                                       {       \r
-                                               // Cells with content\r
-                                               $temp = ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_content_today'] : $this->temp['cal_cell_content'];\r
-                                               $out .= str_replace('{day}', $day, str_replace('{content}', $data[$day], $temp));\r
-                                       }\r
-                                       else\r
-                                       {\r
-                                               // Cells with no content\r
-                                               $temp = ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_no_content_today'] : $this->temp['cal_cell_no_content'];\r
-                                               $out .= str_replace('{day}', $day, $temp);\r
-                                       }\r
-                               }\r
-                               else\r
-                               {\r
-                                       // Blank cells\r
-                                       $out .= $this->temp['cal_cell_blank'];\r
-                               }\r
-                               \r
-                               $out .= ($is_current_month == TRUE AND $day == $cur_day) ? $this->temp['cal_cell_end_today'] : $this->temp['cal_cell_end'];                                             \r
-                               $day++;\r
-                       }\r
-                       \r
-                       $out .= "\n";           \r
-                       $out .= $this->temp['cal_row_end'];\r
-                       $out .= "\n";           \r
-               }\r
-\r
-               $out .= "\n";           \r
-               $out .= $this->temp['table_close'];\r
-\r
-               return $out;\r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-\r
-       /**\r
-        * Get Month Name\r
-        *\r
-        * Generates a textual month name based on the numeric\r
-        * month provided.\r
-        *\r
-        * @access      public\r
-        * @param       integer the month\r
-        * @return      string\r
-        */\r
-       function get_month_name($month)\r
-       {\r
-               if ($this->month_type == 'short')\r
-               {\r
-                       $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');\r
-               }\r
-               else\r
-               {\r
-                       $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');\r
-               }\r
-               \r
-               $month = $month_names[$month];\r
-               \r
-               if ($this->CI->lang->line($month) === FALSE)\r
-               {\r
-                       return ucfirst(str_replace('cal_', '', $month));\r
-               }\r
-\r
-               return $this->CI->lang->line($month);\r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-\r
-       /**\r
-        * Get Day Names\r
-        *\r
-        * Returns an array of day names (Sunday, Monday, etc.) based\r
-        * on the type.  Options: long, short, abrev\r
-        *\r
-        * @access      public\r
-        * @param       string\r
-        * @return      array\r
-        */\r
-       function get_day_names($day_type = '')\r
-       {\r
-               if ($day_type != '')\r
-                       $this->day_type = $day_type;\r
-       \r
-               if ($this->day_type == 'long')\r
-               {\r
-                       $day_names = array('sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday');\r
-               }\r
-               elseif ($this->day_type == 'short')\r
-               {\r
-                       $day_names = array('sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat');\r
-               }\r
-               else\r
-               {\r
-                       $day_names = array('su', 'mo', 'tu', 'we', 'th', 'fr', 'sa');\r
-               }\r
-       \r
-               $days = array();\r
-               foreach ($day_names as $val)\r
-               {                       \r
-                       $days[] = ($this->CI->lang->line('cal_'.$val) === FALSE) ? ucfirst($val) : $this->CI->lang->line('cal_'.$val);\r
-               }\r
-       \r
-               return $days;\r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-\r
-       /**\r
-        * Adjust Date\r
-        *\r
-        * This function makes sure that we have a valid month/year.\r
-        * For example, if you submit 13 as the month, the year will\r
-        * increment and the month will become January.\r
-        *\r
-        * @access      public\r
-        * @param       integer the month\r
-        * @param       integer the year\r
-        * @return      array\r
-        */\r
-       function adjust_date($month, $year)\r
-       {\r
-               $date = array();\r
-\r
-               $date['month']  = $month;\r
-               $date['year']   = $year;\r
-\r
-               while ($date['month'] > 12)\r
-               {\r
-                       $date['month'] -= 12;\r
-                       $date['year']++;\r
-               }\r
-\r
-               while ($date['month'] <= 0)\r
-               {\r
-                       $date['month'] += 12;\r
-                       $date['year']--;\r
-               }\r
-\r
-               if (strlen($date['month']) == 1)\r
-               {\r
-                       $date['month'] = '0'.$date['month'];\r
-               }\r
-\r
-               return $date;\r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-\r
-       /**\r
-        * Total days in a given month\r
-        *\r
-        * @access      public\r
-        * @param       integer the month\r
-        * @param       integer the year\r
-        * @return      integer\r
-        */\r
-       function get_total_days($month, $year)\r
-       {\r
-               $days_in_month  = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);\r
-\r
-               if ($month < 1 OR $month > 12)\r
-               {\r
-                       return 0;\r
-               }\r
-\r
-               // Is the year a leap year?\r
-               if ($month == 2)\r
-               {\r
-                       if ($year % 400 == 0 OR ($year % 4 == 0 AND $year % 100 != 0))\r
-                       {\r
-                               return 29;\r
-                       }\r
-               }\r
-\r
-               return $days_in_month[$month - 1];\r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-\r
-       /**\r
-        * Set Default Template Data\r
-        *\r
-        * This is used in the event that the user has not created their own template\r
-        *\r
-        * @access      public\r
-        * @return array\r
-        */\r
-       function default_template()\r
-       {\r
-               return  array (\r
-                                               'table_open'                            => '<table border="0" cellpadding="4" cellspacing="0">',\r
-                                               'heading_row_start'             => '<tr>',\r
-                                               'heading_previous_cell'         => '<th><a href="{previous_url}">&lt;&lt;</a></th>',\r
-                                               'heading_title_cell'            => '<th colspan="{colspan}">{heading}</th>',\r
-                                               'heading_next_cell'             => '<th><a href="{next_url}">&gt;&gt;</a></th>',\r
-                                               'heading_row_end'                       => '</tr>',\r
-                                               'week_row_start'                        => '<tr>',\r
-                                               'week_day_cell'                         => '<td>{week_day}</td>',\r
-                                               'week_row_end'                          => '</tr>',\r
-                                               'cal_row_start'                         => '<tr>',\r
-                                               'cal_cell_start'                        => '<td>',\r
-                                               'cal_cell_start_today'          => '<td>',\r
-                                               'cal_cell_content'                      => '<a href="{content}">{day}</a>',\r
-                                               'cal_cell_content_today'        => '<a href="{content}"><strong>{day}</strong></a>',\r
-                                               'cal_cell_no_content'           => '{day}',\r
-                                               'cal_cell_no_content_today'     => '<strong>{day}</strong>',\r
-                                               'cal_cell_blank'                        => '&nbsp;',\r
-                                               'cal_cell_end'                          => '</td>',\r
-                                               'cal_cell_end_today'            => '</td>',\r
-                                               'cal_row_end'                           => '</tr>',\r
-                                               'table_close'                           => '</table>'\r
-                                       );      \r
-       }\r
-       \r
-       // --------------------------------------------------------------------\r
-\r
-       /**\r
-        * Parse Template\r
-        *\r
-        * Harvests the data within the template {pseudo-variables}\r
-        * used to display the calendar\r
-        *\r
-        * @access      public\r
-        * @return      void\r
-        */\r
-       function parse_template()\r
-       {\r
-               $this->temp = $this->default_template();\r
-       \r
-               if ($this->template == '')\r
-               {\r
-                       return;\r
-               }\r
-               \r
-               $today = array('cal_cell_start_today', 'cal_cell_content_today', 'cal_cell_no_content_today', 'cal_cell_end_today');\r
-               \r
-               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 $val)\r
-               {\r
-                       if (preg_match("/\{".$val."\}(.*?)\{\/".$val."\}/si", $this->template, $match))\r
-                       {\r
-                               $this->temp[$val] = $match['1'];\r
-                       }\r
-                       else\r
-                       {\r
-                               if (in_array($val, $today, TRUE))\r
-                               {\r
-                                       $this->temp[$val] = $this->temp[str_replace('_today', '', $val)];\r
-                               }\r
-                       }\r
-               }       \r
-       }\r
-\r
-}\r
-\r
-// END CI_Calendar class\r
-\r
-/* End of file Calendar.php */\r
+<?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, EllisLab, Inc.
+ * @license            http://codeigniter.com/user_guide/license.html
+ * @link               http://codeigniter.com
+ * @since              Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Calendar Class
+ *
+ * This class enables the creation of calendars
+ *
+ * @package            CodeIgniter
+ * @subpackage Libraries
+ * @category   Libraries
+ * @author             ExpressionEngine Dev Team
+ * @link               http://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)."&nbsp;".$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_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}">&lt;&lt;</a></th>',
+                                               'heading_title_cell'            => '<th colspan="{colspan}">{heading}</th>',
+                                               'heading_next_cell'             => '<th><a href="{next_url}">&gt;&gt;</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'                        => '&nbsp;',
+                                               '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 */
\ No newline at end of file