diff options
Diffstat (limited to 'system/libraries/Calendar.php')
| -rw-r--r-- | system/libraries/Calendar.php | 130 |
1 files changed, 91 insertions, 39 deletions
diff --git a/system/libraries/Calendar.php b/system/libraries/Calendar.php index 89367dc6d..977342249 100644 --- a/system/libraries/Calendar.php +++ b/system/libraries/Calendar.php @@ -56,44 +56,51 @@ class CI_Calendar { /** * Calendar layout template * + * @var string|array + */ + public $template = ''; + + /** + * Replacements array for template + * * @var array */ - public $template = array(); + public $replacements = array(); /** * Day of the week to start the calendar on * * @var string */ - public $start_day = 'sunday'; + public $start_day = 'sunday'; /** * How to display months * * @var string */ - public $month_type = 'long'; + public $month_type = 'long'; /** * How to display names of days * * @var string */ - public $day_type = 'abr'; + public $day_type = 'abr'; /** * Whether to show next/prev month links * * @var bool */ - public $show_next_prev = FALSE; + public $show_next_prev = FALSE; /** * Url base to use for next/prev month links * * @var bool */ - public $next_prev_url = ''; + public $next_prev_url = ''; /** * Show days of other months @@ -139,7 +146,7 @@ class CI_Calendar { * Accepts an associative array as input, containing display preferences * * @param array config preferences - * @return void + * @return CI_Calendar */ public function initialize($config = array()) { @@ -150,15 +157,14 @@ class CI_Calendar { $this->$key = $val; } } - - // Set template options - $this->template(); // Set the next_prev_url to the controller if required but not defined if ($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; } // -------------------------------------------------------------------- @@ -226,8 +232,11 @@ class CI_Calendar { $is_current_month = ($cur_year == $year && $cur_month == $month); + // Generate the template data array + $this->parse_template(); + // Begin building the calendar output - $out = $this->template['table_open']."\n\n".$this->template['heading_row_start']."\n"; + $out = $this->replacements['table_open']."\n\n".$this->replacements['heading_row_start']."\n"; // "previous" month link if ($this->show_next_prev === TRUE) @@ -236,97 +245,97 @@ class CI_Calendar { $this->next_prev_url = preg_replace('/(.+?)\/*$/', '\\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->template['heading_previous_cell'])."\n"; + $out .= str_replace('{previous_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->replacements['heading_previous_cell'])."\n"; } // Heading containing the month/year $colspan = ($this->show_next_prev === TRUE) ? 5 : 7; - $this->template['heading_title_cell'] = str_replace('{colspan}', $colspan, - str_replace('{heading}', $this->get_month_name($month).' '.$year, $this->template['heading_title_cell'])); + $this->replacements['heading_title_cell'] = str_replace('{colspan}', $colspan, + str_replace('{heading}', $this->get_month_name($month).' '.$year, $this->replacements['heading_title_cell'])); - $out .= $this->template['heading_title_cell']."\n"; + $out .= $this->replacements['heading_title_cell']."\n"; // "next" month link if ($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->template['heading_next_cell']); + $out .= str_replace('{next_url}', $this->next_prev_url.$adjusted_date['year'].'/'.$adjusted_date['month'], $this->replacements['heading_next_cell']); } - $out .= "\n".$this->template['heading_row_end']."\n\n" + $out .= "\n".$this->replacements['heading_row_end']."\n\n" // Write the cells containing the days of the week - .$this->template['week_row_start']."\n"; + .$this->replacements['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->template['week_day_cell']); + $out .= str_replace('{week_day}', $day_names[($start_day + $i) %7], $this->replacements['week_day_cell']); } - $out .= "\n".$this->template['week_row_end']."\n"; + $out .= "\n".$this->replacements['week_row_end']."\n"; // Build the main body of the calendar while ($day <= $total_days) { - $out .= "\n".$this->template['cal_row_start']."\n"; + $out .= "\n".$this->replacements['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->template['cal_cell_start_today'] : $this->template['cal_cell_start']; + $out .= ($is_current_month === TRUE && $day == $cur_day) ? $this->replacements['cal_cell_start_today'] : $this->replacements['cal_cell_start']; if (isset($data[$day])) { // Cells with content $temp = ($is_current_month === TRUE && $day == $cur_day) ? - $this->template['cal_cell_content_today'] : $this->template['cal_cell_content']; + $this->replacements['cal_cell_content_today'] : $this->replacements['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->template['cal_cell_no_content_today'] : $this->template['cal_cell_no_content']; + $this->replacements['cal_cell_no_content_today'] : $this->replacements['cal_cell_no_content']; $out .= str_replace('{day}', $day, $temp); } - $out .= ($is_current_month === TRUE && $day == $cur_day) ? $this->template['cal_cell_end_today'] : $this->template['cal_cell_end']; + $out .= ($is_current_month === TRUE && $day == $cur_day) ? $this->replacements['cal_cell_end_today'] : $this->replacements['cal_cell_end']; } elseif ($this->show_other_days === TRUE) { - $out .= $this->template['cal_cell_start_other']; + $out .= $this->replacements['cal_cell_start_other']; if ($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->template['cal_cell_other']); + $out .= str_replace('{day}', $prev_month_days + $day, $this->replacements['cal_cell_other']); } else { // Day of next month - $out .= str_replace('{day}', $day - $total_days, $this->template['cal_cell_other']); + $out .= str_replace('{day}', $day - $total_days, $this->replacements['cal_cell_other']); } - $out .= $this->template['cal_cell_end_other']; + $out .= $this->replacements['cal_cell_end_other']; } else { // Blank cells - $out .= $this->template['cal_cell_start'].$this->template['cal_cell_blank'].$this->template['cal_cell_end']; + $out .= $this->replacements['cal_cell_start'].$this->replacements['cal_cell_blank'].$this->replacements['cal_cell_end']; } $day++; } - $out .= "\n".$this->template['cal_row_end']."\n"; + $out .= "\n".$this->replacements['cal_row_end']."\n"; } - return $out .= "\n".$this->template['table_close']; + return $out .= "\n".$this->replacements['table_close']; } // -------------------------------------------------------------------- @@ -362,7 +371,7 @@ class CI_Calendar { * Get Day Names * * Returns an array of day names (Sunday, Monday, etc.) based - * on the type. Options: long, short, abrev + * on the type. Options: long, short, abr * * @param string * @return array @@ -469,15 +478,15 @@ class CI_Calendar { // -------------------------------------------------------------------- /** - * Set Template Data + * Set Default Template Data * - * This sets default template data. The user can override default values by passing in a template array + * This is used in the event that the user has not created their own template * - * @return null + * @return array */ - public function template() + public function default_template() { - $default = array( + 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>', @@ -503,9 +512,52 @@ class CI_Calendar { '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->replacements = $this->default_template(); + + if (!$this->template) + { + return $this; + } + + if(is_string($this->template)) + { + $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)) + { + $this->replacements[$val] = $match[1]; + } + elseif (in_array($val, $today, TRUE)) + { + $this->replacements[$val] = $this->replacements[substr($val, 0, -6)]; + } + } + + return $this; + } - $this->template = array_merge($default, $this->template); + elseif(is_array($this->template)) + { + $this->replacements = array_merge($this->replacements, $this->template); + } } + } /* End of file Calendar.php */ |