From 269b942a2bf7b022795e591d9b0ad04526ee7e09 Mon Sep 17 00:00:00 2001 From: Derek Jones Date: Mon, 28 Jan 2008 21:00:20 +0000 Subject: added ability to "extend" helpers * modified Loader to check for prefixed helpers in application/helpers folder * surrounded provided helper functions with if (! function_exists('foo')) conditionals so the user's helper functions take precedent. --- system/helpers/array_helper.php | 27 +- system/helpers/cookie_helper.php | 86 ++--- system/helpers/date_helper.php | 598 ++++++++++++++++++----------------- system/helpers/directory_helper.php | 34 +- system/helpers/download_helper.php | 94 +++--- system/helpers/email_helper.php | 14 +- system/helpers/file_helper.php | 138 ++++---- system/helpers/form_helper.php | 402 +++++++++++++---------- system/helpers/html_helper.php | 140 ++++---- system/helpers/inflector_helper.php | 133 ++++---- system/helpers/security_helper.php | 66 ++-- system/helpers/smiley_helper.php | 120 +++---- system/helpers/string_helper.php | 165 ++++++---- system/helpers/text_helper.php | 431 +++++++++++++------------ system/helpers/typography_helper.php | 46 +-- system/helpers/url_helper.php | 482 +++++++++++++++------------- system/helpers/xml_helper.php | 32 +- 17 files changed, 1638 insertions(+), 1370 deletions(-) (limited to 'system/helpers') diff --git a/system/helpers/array_helper.php b/system/helpers/array_helper.php index 85d03794c..236e3904e 100644 --- a/system/helpers/array_helper.php +++ b/system/helpers/array_helper.php @@ -39,14 +39,17 @@ * @param mixed * @return mixed depends on what the array contains */ -function element($item, $array, $default = FALSE) +if (! function_exists('element')) { - if ( ! isset($array[$item]) OR $array[$item] == "") + function element($item, $array, $default = FALSE) { - return $default; - } + if ( ! isset($array[$item]) OR $array[$item] == "") + { + return $default; + } - return $array[$item]; + return $array[$item]; + } } // ------------------------------------------------------------------------ @@ -58,14 +61,16 @@ function element($item, $array, $default = FALSE) * @param array * @return mixed depends on what the array contains */ -function random_element($array) +if (! function_exists('random_element')) { - if ( ! is_array($array)) + function random_element($array) { - return $array; - } - return $array[array_rand($array)]; + if ( ! is_array($array)) + { + return $array; + } + return $array[array_rand($array)]; + } } - ?> \ No newline at end of file diff --git a/system/helpers/cookie_helper.php b/system/helpers/cookie_helper.php index 2a4a963dd..102057f8c 100644 --- a/system/helpers/cookie_helper.php +++ b/system/helpers/cookie_helper.php @@ -42,52 +42,55 @@ * @param string the cookie prefix * @return void */ -function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = '/', $prefix = '') +if (! function_exists('set_cookie')) { - if (is_array($name)) - { - foreach (array('value', 'expire', 'domain', 'path', 'prefix', 'name') as $item) - { - if (isset($name[$item])) + function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = '/', $prefix = '') + { + if (is_array($name)) + { + foreach (array('value', 'expire', 'domain', 'path', 'prefix', 'name') as $item) { - $$item = $name[$item]; + if (isset($name[$item])) + { + $$item = $name[$item]; + } } } - } - // Set the config file options - $CI =& get_instance(); + // Set the config file options + $CI =& get_instance(); - if ($prefix == '' AND $CI->config->item('cookie_prefix') != '') - { - $prefix = $CI->config->item('cookie_prefix'); - } - if ($domain == '' AND $CI->config->item('cookie_domain') != '') - { - $domain = $CI->config->item('cookie_domain'); - } - if ($path == '/' AND $CI->config->item('cookie_path') != '/') - { - $path = $CI->config->item('cookie_path'); - } + if ($prefix == '' AND $CI->config->item('cookie_prefix') != '') + { + $prefix = $CI->config->item('cookie_prefix'); + } + if ($domain == '' AND $CI->config->item('cookie_domain') != '') + { + $domain = $CI->config->item('cookie_domain'); + } + if ($path == '/' AND $CI->config->item('cookie_path') != '/') + { + $path = $CI->config->item('cookie_path'); + } - if ( ! is_numeric($expire)) - { - $expire = time() - 86500; - } - else - { - if ($expire > 0) + if ( ! is_numeric($expire)) { - $expire = time() + $expire; + $expire = time() - 86500; } else { - $expire = 0; + if ($expire > 0) + { + $expire = time() + $expire; + } + else + { + $expire = 0; + } } - } - setcookie($prefix.$name, $value, $expire, $path, $domain, 0); + setcookie($prefix.$name, $value, $expire, $path, $domain, 0); + } } // -------------------------------------------------------------------- @@ -100,10 +103,13 @@ function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = * @param bool * @return mixed */ -function get_cookie($index = '', $xss_clean = FALSE) +if (! function_exists('get_cookie')) { - $CI =& get_instance(); - return $CI->input->cookie($index, $xss_clean); + function get_cookie($index = '', $xss_clean = FALSE) + { + $CI =& get_instance(); + return $CI->input->cookie($index, $xss_clean); + } } // -------------------------------------------------------------------- @@ -117,10 +123,12 @@ function get_cookie($index = '', $xss_clean = FALSE) * @param string the cookie prefix * @return void */ -function delete_cookie($name = '', $domain = '', $path = '/', $prefix = '') +if (! function_exists('delete_cookie')) { - set_cookie($name, '', '', $domain, $path, $prefix); + function delete_cookie($name = '', $domain = '', $path = '/', $prefix = '') + { + set_cookie($name, '', '', $domain, $path, $prefix); + } } - ?> \ No newline at end of file diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php index 9f4c66b4e..24e0b1794 100644 --- a/system/helpers/date_helper.php +++ b/system/helpers/date_helper.php @@ -35,26 +35,29 @@ * @access public * @return integer */ -function now() +if (! function_exists('now')) { - $CI =& get_instance(); - - if (strtolower($CI->config->item('time_reference')) == 'gmt') + function now() { - $now = time(); - $system_time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now)); + $CI =& get_instance(); - if (strlen($system_time) < 10) + if (strtolower($CI->config->item('time_reference')) == 'gmt') { - $system_time = time(); - log_message('error', 'The Date class could not set a proper GMT timestamp so the local time() value was used.'); - } + $now = time(); + $system_time = mktime(gmdate("H", $now), gmdate("i", $now), gmdate("s", $now), gmdate("m", $now), gmdate("d", $now), gmdate("Y", $now)); - return $system_time; - } - else - { - return time(); + if (strlen($system_time) < 10) + { + $system_time = time(); + log_message('error', 'The Date class could not set a proper GMT timestamp so the local time() value was used.'); + } + + return $system_time; + } + else + { + return time(); + } } } @@ -77,16 +80,19 @@ function now() * @param integer * @return integer */ -function mdate($datestr = '', $time = '') +if (! function_exists('mdate')) { - if ($datestr == '') - return ''; + function mdate($datestr = '', $time = '') + { + if ($datestr == '') + return ''; - if ($time == '') - $time = now(); + if ($time == '') + $time = now(); - $datestr = str_replace('%\\', '', preg_replace("/([a-z]+?){1}/i", "\\\\\\1", $datestr)); - return date($datestr, $time); + $datestr = str_replace('%\\', '', preg_replace("/([a-z]+?){1}/i", "\\\\\\1", $datestr)); + return date($datestr, $time); + } } // ------------------------------------------------------------------------ @@ -101,28 +107,30 @@ function mdate($datestr = '', $time = '') * @param integer Unix timestamp * @return string */ -function standard_date($fmt = 'DATE_RFC822', $time = '') +if (! function_exists('standard_date')) { - $formats = array( - 'DATE_ATOM' => '%Y-%m-%dT%H:%i:%s%Q', - 'DATE_COOKIE' => '%l, %d-%M-%y %H:%i:%s UTC', - 'DATE_ISO8601' => '%Y-%m-%dT%H:%i:%s%O', - 'DATE_RFC822' => '%D, %d %M %y %H:%i:%s %O', - 'DATE_RFC850' => '%l, %d-%M-%y %H:%m:%i UTC', - 'DATE_RFC1036' => '%D, %d %M %y %H:%i:%s %O', - 'DATE_RFC1123' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_RSS' => '%D, %d %M %Y %H:%i:%s %O', - 'DATE_W3C' => '%Y-%m-%dT%H:%i:%s%Q' - ); - - if ( ! isset($formats[$fmt])) + function standard_date($fmt = 'DATE_RFC822', $time = '') { - return FALSE; - } + $formats = array( + 'DATE_ATOM' => '%Y-%m-%dT%H:%i:%s%Q', + 'DATE_COOKIE' => '%l, %d-%M-%y %H:%i:%s UTC', + 'DATE_ISO8601' => '%Y-%m-%dT%H:%i:%s%O', + 'DATE_RFC822' => '%D, %d %M %y %H:%i:%s %O', + 'DATE_RFC850' => '%l, %d-%M-%y %H:%m:%i UTC', + 'DATE_RFC1036' => '%D, %d %M %y %H:%i:%s %O', + 'DATE_RFC1123' => '%D, %d %M %Y %H:%i:%s %O', + 'DATE_RSS' => '%D, %d %M %Y %H:%i:%s %O', + 'DATE_W3C' => '%Y-%m-%dT%H:%i:%s%Q' + ); + + if ( ! isset($formats[$fmt])) + { + return FALSE; + } - return mdate($formats[$fmt], $time); + return mdate($formats[$fmt], $time); + } } - // ------------------------------------------------------------------------ @@ -137,105 +145,108 @@ function standard_date($fmt = 'DATE_RFC822', $time = '') * @param integer Unix timestamp * @return integer */ -function timespan($seconds = 1, $time = '') +if (! function_exists('timespan')) { - $CI =& get_instance(); - $CI->lang->load('date'); - - if ( ! is_numeric($seconds)) + function timespan($seconds = 1, $time = '') { - $seconds = 1; - } + $CI =& get_instance(); + $CI->lang->load('date'); + + if ( ! is_numeric($seconds)) + { + $seconds = 1; + } - if ( ! is_numeric($time)) - { - $time = time(); - } + if ( ! is_numeric($time)) + { + $time = time(); + } - if ($time <= $seconds) - { - $seconds = 1; - } - else - { - $seconds = $time - $seconds; - } + if ($time <= $seconds) + { + $seconds = 1; + } + else + { + $seconds = $time - $seconds; + } - $str = ''; - $years = floor($seconds / 31536000); - - if ($years > 0) - { - $str .= $years.' '.$CI->lang->line((($years > 1) ? 'date_years' : 'date_year')).', '; - } + $str = ''; + $years = floor($seconds / 31536000); - $seconds -= $years * 31536000; - $months = floor($seconds / 2628000); - - if ($years > 0 OR $months > 0) - { - if ($months > 0) + if ($years > 0) { - $str .= $months.' '.$CI->lang->line((($months > 1) ? 'date_months' : 'date_month')).', '; + $str .= $years.' '.$CI->lang->line((($years > 1) ? 'date_years' : 'date_year')).', '; } - $seconds -= $months * 2628000; - } - - $weeks = floor($seconds / 604800); + $seconds -= $years * 31536000; + $months = floor($seconds / 2628000); - if ($years > 0 OR $months > 0 OR $weeks > 0) - { - if ($weeks > 0) - { - $str .= $weeks.' '.$CI->lang->line((($weeks > 1) ? 'date_weeks' : 'date_week')).', '; + if ($years > 0 OR $months > 0) + { + if ($months > 0) + { + $str .= $months.' '.$CI->lang->line((($months > 1) ? 'date_months' : 'date_month')).', '; + } + + $seconds -= $months * 2628000; } + + $weeks = floor($seconds / 604800); + + if ($years > 0 OR $months > 0 OR $weeks > 0) + { + if ($weeks > 0) + { + $str .= $weeks.' '.$CI->lang->line((($weeks > 1) ? 'date_weeks' : 'date_week')).', '; + } - $seconds -= $weeks * 604800; - } + $seconds -= $weeks * 604800; + } - $days = floor($seconds / 86400); + $days = floor($seconds / 86400); - if ($months > 0 OR $weeks > 0 OR $days > 0) - { - if ($days > 0) - { - $str .= $days.' '.$CI->lang->line((($days > 1) ? 'date_days' : 'date_day')).', '; - } + if ($months > 0 OR $weeks > 0 OR $days > 0) + { + if ($days > 0) + { + $str .= $days.' '.$CI->lang->line((($days > 1) ? 'date_days' : 'date_day')).', '; + } - $seconds -= $days * 86400; - } + $seconds -= $days * 86400; + } - $hours = floor($seconds / 3600); + $hours = floor($seconds / 3600); - if ($days > 0 OR $hours > 0) - { - if ($hours > 0) + if ($days > 0 OR $hours > 0) { - $str .= $hours.' '.$CI->lang->line((($hours > 1) ? 'date_hours' : 'date_hour')).', '; - } + if ($hours > 0) + { + $str .= $hours.' '.$CI->lang->line((($hours > 1) ? 'date_hours' : 'date_hour')).', '; + } - $seconds -= $hours * 3600; - } + $seconds -= $hours * 3600; + } - $minutes = floor($seconds / 60); + $minutes = floor($seconds / 60); - if ($days > 0 OR $hours > 0 OR $minutes > 0) - { - if ($minutes > 0) - { - $str .= $minutes.' '.$CI->lang->line((($minutes > 1) ? 'date_minutes' : 'date_minute')).', '; - } + if ($days > 0 OR $hours > 0 OR $minutes > 0) + { + if ($minutes > 0) + { + $str .= $minutes.' '.$CI->lang->line((($minutes > 1) ? 'date_minutes' : 'date_minute')).', '; + } - $seconds -= $minutes * 60; - } + $seconds -= $minutes * 60; + } - if ($str == '') - { - $str .= $seconds.' '.$CI->lang->line((($seconds > 1) ? 'date_seconds' : 'date_second')).', '; - } + if ($str == '') + { + $str .= $seconds.' '.$CI->lang->line((($seconds > 1) ? 'date_seconds' : 'date_second')).', '; + } - return substr(trim($str), 0, -1); + return substr(trim($str), 0, -1); + } } // ------------------------------------------------------------------------ @@ -251,28 +262,31 @@ function timespan($seconds = 1, $time = '') * @param integer a numeric year * @return integer */ -function days_in_month($month = 0, $year = '') +if (! function_exists('days_in_month')) { - if ($month < 1 OR $month > 12) + function days_in_month($month = 0, $year = '') { - return 0; - } + if ($month < 1 OR $month > 12) + { + return 0; + } - if ( ! is_numeric($year) OR strlen($year) != 4) - { - $year = date('Y'); - } + if ( ! is_numeric($year) OR strlen($year) != 4) + { + $year = date('Y'); + } - if ($month == 2) - { - if ($year % 400 == 0 OR ($year % 4 == 0 AND $year % 100 != 0)) + if ($month == 2) { - return 29; + if ($year % 400 == 0 OR ($year % 4 == 0 AND $year % 100 != 0)) + { + return 29; + } } - } - $days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31); - return $days_in_month[$month - 1]; + $days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31); + return $days_in_month[$month - 1]; + } } // ------------------------------------------------------------------------ @@ -284,12 +298,15 @@ function days_in_month($month = 0, $year = '') * @param integer Unix timestamp * @return integer */ -function local_to_gmt($time = '') +if (! function_exists('local_to_gmt')) { - if ($time == '') - $time = time(); + function local_to_gmt($time = '') + { + if ($time == '') + $time = time(); - return mktime( gmdate("H", $time), gmdate("i", $time), gmdate("s", $time), gmdate("m", $time), gmdate("d", $time), gmdate("Y", $time)); + return mktime( gmdate("H", $time), gmdate("i", $time), gmdate("s", $time), gmdate("m", $time), gmdate("d", $time), gmdate("Y", $time)); + } } // ------------------------------------------------------------------------ @@ -307,21 +324,24 @@ function local_to_gmt($time = '') * @param bool whether DST is active * @return integer */ -function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE) -{ - if ($time == '') - { - return now(); - } +if (! function_exists('gmt_to_local')) +{ + function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE) + { + if ($time == '') + { + return now(); + } - $time += timezones($timezone) * 3600; + $time += timezones($timezone) * 3600; - if ($dst == TRUE) - { - $time += 3600; - } + if ($dst == TRUE) + { + $time += 3600; + } - return $time; + return $time; + } } // ------------------------------------------------------------------------ @@ -333,25 +353,28 @@ function gmt_to_local($time = '', $timezone = 'UTC', $dst = FALSE) * @param integer Unix timestamp * @return integer */ -function mysql_to_unix($time = '') +if (! function_exists('mysql_to_unix')) { - // We'll remove certain characters for backward compatibility - // since the formatting changed with MySQL 4.1 - // YYYY-MM-DD HH:MM:SS - - $time = str_replace('-', '', $time); - $time = str_replace(':', '', $time); - $time = str_replace(' ', '', $time); - - // YYYYMMDDHHMMSS - return mktime( - substr($time, 8, 2), - substr($time, 10, 2), - substr($time, 12, 2), - substr($time, 4, 2), - substr($time, 6, 2), - substr($time, 0, 4) - ); + function mysql_to_unix($time = '') + { + // We'll remove certain characters for backward compatibility + // since the formatting changed with MySQL 4.1 + // YYYY-MM-DD HH:MM:SS + + $time = str_replace('-', '', $time); + $time = str_replace(':', '', $time); + $time = str_replace(' ', '', $time); + + // YYYYMMDDHHMMSS + return mktime( + substr($time, 8, 2), + substr($time, 10, 2), + substr($time, 12, 2), + substr($time, 4, 2), + substr($time, 6, 2), + substr($time, 0, 4) + ); + } } // ------------------------------------------------------------------------ @@ -367,30 +390,33 @@ function mysql_to_unix($time = '') * @param string format: us or euro * @return string */ -function unix_to_human($time = '', $seconds = FALSE, $fmt = 'us') +if (! function_exists('unix_to_human')) { - $r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' '; - - if ($fmt == 'us') + function unix_to_human($time = '', $seconds = FALSE, $fmt = 'us') { - $r .= date('h', $time).':'.date('i', $time); - } - else - { - $r .= date('H', $time).':'.date('i', $time); - } + $r = date('Y', $time).'-'.date('m', $time).'-'.date('d', $time).' '; + + if ($fmt == 'us') + { + $r .= date('h', $time).':'.date('i', $time); + } + else + { + $r .= date('H', $time).':'.date('i', $time); + } - if ($seconds) - { - $r .= ':'.date('s', $time); - } + if ($seconds) + { + $r .= ':'.date('s', $time); + } - if ($fmt == 'us') - { - $r .= ' '.date('A', $time); - } + if ($fmt == 'us') + { + $r .= ' '.date('A', $time); + } - return $r; + return $r; + } } // ------------------------------------------------------------------------ @@ -404,59 +430,62 @@ function unix_to_human($time = '', $seconds = FALSE, $fmt = 'us') * @param string format: us or euro * @return integer */ -function human_to_unix($datestr = '') +if (! function_exists('human_to_unix')) { - if ($datestr == '') + function human_to_unix($datestr = '') { - return FALSE; - } + if ($datestr == '') + { + return FALSE; + } - $datestr = trim($datestr); - $datestr = preg_replace("/\040+/", "\040", $datestr); + $datestr = trim($datestr); + $datestr = preg_replace("/\040+/", "\040", $datestr); - if ( ! ereg("^[0-9]{2,4}\-[0-9]{1,2}\-[0-9]{1,2}\040[0-9]{1,2}:[0-9]{1,2}.*$", $datestr)) - { - return FALSE; - } + if ( ! ereg("^[0-9]{2,4}\-[0-9]{1,2}\-[0-9]{1,2}\040[0-9]{1,2}:[0-9]{1,2}.*$", $datestr)) + { + return FALSE; + } - $split = preg_split("/\040/", $datestr); + $split = preg_split("/\040/", $datestr); - $ex = explode("-", $split['0']); + $ex = explode("-", $split['0']); - $year = (strlen($ex['0']) == 2) ? '20'.$ex['0'] : $ex['0']; - $month = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1']; - $day = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2']; + $year = (strlen($ex['0']) == 2) ? '20'.$ex['0'] : $ex['0']; + $month = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1']; + $day = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2']; - $ex = explode(":", $split['1']); + $ex = explode(":", $split['1']); - $hour = (strlen($ex['0']) == 1) ? '0'.$ex['0'] : $ex['0']; - $min = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1']; + $hour = (strlen($ex['0']) == 1) ? '0'.$ex['0'] : $ex['0']; + $min = (strlen($ex['1']) == 1) ? '0'.$ex['1'] : $ex['1']; - if (isset($ex['2']) AND ereg("[0-9]{1,2}", $ex['2'])) - { - $sec = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2']; - } - else - { - // Unless specified, seconds get set to zero. - $sec = '00'; - } + if (isset($ex['2']) AND ereg("[0-9]{1,2}", $ex['2'])) + { + $sec = (strlen($ex['2']) == 1) ? '0'.$ex['2'] : $ex['2']; + } + else + { + // Unless specified, seconds get set to zero. + $sec = '00'; + } - if (isset($split['2'])) - { - $ampm = strtolower($split['2']); + if (isset($split['2'])) + { + $ampm = strtolower($split['2']); - if (substr($ampm, 0, 1) == 'p' AND $hour < 12) - $hour = $hour + 12; + if (substr($ampm, 0, 1) == 'p' AND $hour < 12) + $hour = $hour + 12; - if (substr($ampm, 0, 1) == 'a' AND $hour == 12) - $hour = '00'; + if (substr($ampm, 0, 1) == 'a' AND $hour == 12) + $hour = '00'; - if (strlen($hour) == 1) - $hour = '0'.$hour; - } + if (strlen($hour) == 1) + $hour = '0'.$hour; + } - return mktime($hour, $min, $sec, $month, $day, $year); + return mktime($hour, $min, $sec, $month, $day, $year); + } } // ------------------------------------------------------------------------ @@ -472,32 +501,35 @@ function human_to_unix($datestr = '') * @param string menu name * @return string */ -function timezone_menu($default = 'UTC', $class = "", $name = 'timezones') +if (! function_exists('timezone_menu')) { - $CI =& get_instance(); - $CI->lang->load('date'); + function timezone_menu($default = 'UTC', $class = "", $name = 'timezones') + { + $CI =& get_instance(); + $CI->lang->load('date'); - if ($default == 'GMT') - $default = 'UTC'; + if ($default == 'GMT') + $default = 'UTC'; - $menu = '"; + $menu .= ""; - return $menu; + return $menu; + } } // ------------------------------------------------------------------------ @@ -512,54 +544,56 @@ function timezone_menu($default = 'UTC', $class = "", $name = 'timezones') * @param string timezone * @return string */ -function timezones($tz = '') +if (! function_exists('timezones')) { - // Note: Don't change the order of these even though - // some items appear to be in the wrong order + function timezones($tz = '') + { + // Note: Don't change the order of these even though + // some items appear to be in the wrong order - $zones = array( - 'UM12' => -12, - 'UM11' => -11, - 'UM10' => -10, - 'UM9' => -9, - 'UM8' => -8, - 'UM7' => -7, - 'UM6' => -6, - 'UM5' => -5, - 'UM4' => -4, - 'UM25' => -2.5, - 'UM3' => -3, - 'UM2' => -2, - 'UM1' => -1, - 'UTC' => 0, - 'UP1' => +1, - 'UP2' => +2, - 'UP3' => +3, - 'UP25' => +2.5, - 'UP4' => +4, - 'UP35' => +3.5, - 'UP5' => +5, - 'UP45' => +4.5, - 'UP6' => +6, - 'UP7' => +7, - 'UP8' => +8, - 'UP9' => +9, - 'UP85' => +8.5, - 'UP10' => +10, - 'UP11' => +11, - 'UP12' => +12 - ); + $zones = array( + 'UM12' => -12, + 'UM11' => -11, + 'UM10' => -10, + 'UM9' => -9, + 'UM8' => -8, + 'UM7' => -7, + 'UM6' => -6, + 'UM5' => -5, + 'UM4' => -4, + 'UM25' => -2.5, + 'UM3' => -3, + 'UM2' => -2, + 'UM1' => -1, + 'UTC' => 0, + 'UP1' => +1, + 'UP2' => +2, + 'UP3' => +3, + 'UP25' => +2.5, + 'UP4' => +4, + 'UP35' => +3.5, + 'UP5' => +5, + 'UP45' => +4.5, + 'UP6' => +6, + 'UP7' => +7, + 'UP8' => +8, + 'UP9' => +9, + 'UP85' => +8.5, + 'UP10' => +10, + 'UP11' => +11, + 'UP12' => +12 + ); - if ($tz == '') - { - return $zones; - } + if ($tz == '') + { + return $zones; + } - if ($tz == 'GMT') - $tz = 'UTC'; + if ($tz == 'GMT') + $tz = 'UTC'; - return ( ! isset($zones[$tz])) ? 0 : $zones[$tz]; + return ( ! isset($zones[$tz])) ? 0 : $zones[$tz]; + } } - ?> \ No newline at end of file diff --git a/system/helpers/directory_helper.php b/system/helpers/directory_helper.php index 4a499de5c..5a23944cb 100644 --- a/system/helpers/directory_helper.php +++ b/system/helpers/directory_helper.php @@ -39,29 +39,31 @@ * @param bool whether to limit the result to the top level only * @return array */ -function directory_map($source_dir, $top_level_only = FALSE) -{ - if ($fp = @opendir($source_dir)) - { - $filedata = array(); - while (FALSE !== ($file = readdir($fp))) +if (! function_exists('directory_map')) +{ + function directory_map($source_dir, $top_level_only = FALSE) + { + if ($fp = @opendir($source_dir)) { - if (@is_dir($source_dir.$file) && substr($file, 0, 1) != '.' AND $top_level_only == FALSE) + $filedata = array(); + while (FALSE !== ($file = readdir($fp))) { - $temp_array = array(); + if (@is_dir($source_dir.$file) && substr($file, 0, 1) != '.' AND $top_level_only == FALSE) + { + $temp_array = array(); - $temp_array = directory_map($source_dir.$file."/"); + $temp_array = directory_map($source_dir.$file."/"); - $filedata[$file] = $temp_array; - } - elseif (substr($file, 0, 1) != ".") - { - $filedata[] = $file; + $filedata[$file] = $temp_array; + } + elseif (substr($file, 0, 1) != ".") + { + $filedata[] = $file; + } } + return $filedata; } - return $filedata; } } - ?> \ No newline at end of file diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php index e8bc2f7f6..2d0e737c9 100644 --- a/system/helpers/download_helper.php +++ b/system/helpers/download_helper.php @@ -37,60 +37,62 @@ * @param mixed the data to be downloaded * @return void */ -function force_download($filename = '', $data = '') +if (! function_exists('force_download')) { - if ($filename == '' OR $data == '') + function force_download($filename = '', $data = '') { - return FALSE; - } + if ($filename == '' OR $data == '') + { + return FALSE; + } - // Try to determine if the filename includes a file extension. - // We need it in order to set the MIME type - if (FALSE === strpos($filename, '.')) - { - return FALSE; - } + // Try to determine if the filename includes a file extension. + // We need it in order to set the MIME type + if (FALSE === strpos($filename, '.')) + { + return FALSE; + } - // Grab the file extension - $x = explode('.', $filename); - $extension = end($x); + // Grab the file extension + $x = explode('.', $filename); + $extension = end($x); - // Load the mime types - @include(APPPATH.'config/mimes'.EXT); + // Load the mime types + @include(APPPATH.'config/mimes'.EXT); - // Set a default mime if we can't find it - if ( ! isset($mimes[$extension])) - { - $mime = 'application/octet-stream'; - } - else - { - $mime = (is_array($mimes[$extension])) ? $mimes[$extension][0] : $mimes[$extension]; - } + // Set a default mime if we can't find it + if ( ! isset($mimes[$extension])) + { + $mime = 'application/octet-stream'; + } + else + { + $mime = (is_array($mimes[$extension])) ? $mimes[$extension][0] : $mimes[$extension]; + } - // Generate the server headers - if (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE")) - { - header('Content-Type: "'.$mime.'"'); - header('Content-Disposition: attachment; filename="'.$filename.'"'); - header('Expires: 0'); - header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); - header("Content-Transfer-Encoding: binary"); - header('Pragma: public'); - header("Content-Length: ".strlen($data)); - } - else - { - header('Content-Type: "'.$mime.'"'); - header('Content-Disposition: attachment; filename="'.$filename.'"'); - header("Content-Transfer-Encoding: binary"); - header('Expires: 0'); - header('Pragma: no-cache'); - header("Content-Length: ".strlen($data)); - } + // Generate the server headers + if (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE")) + { + header('Content-Type: "'.$mime.'"'); + header('Content-Disposition: attachment; filename="'.$filename.'"'); + header('Expires: 0'); + header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); + header("Content-Transfer-Encoding: binary"); + header('Pragma: public'); + header("Content-Length: ".strlen($data)); + } + else + { + header('Content-Type: "'.$mime.'"'); + header('Content-Disposition: attachment; filename="'.$filename.'"'); + header("Content-Transfer-Encoding: binary"); + header('Expires: 0'); + header('Pragma: no-cache'); + header("Content-Length: ".strlen($data)); + } - echo $data; + echo $data; + } } - ?> \ No newline at end of file diff --git a/system/helpers/email_helper.php b/system/helpers/email_helper.php index b44fae554..e677afd28 100644 --- a/system/helpers/email_helper.php +++ b/system/helpers/email_helper.php @@ -33,9 +33,12 @@ * @access public * @return bool */ -function valid_email($address) +if (! function_exists('valid_email')) { - return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address)) ? FALSE : TRUE; + function valid_email($address) + { + return ( ! preg_match("/^([a-z0-9\+_\-]+)(\.[a-z0-9\+_\-]+)*@([a-z0-9\-]+\.)+[a-z]{2,6}$/ix", $address)) ? FALSE : TRUE; + } } // ------------------------------------------------------------------------ @@ -46,9 +49,12 @@ function valid_email($address) * @access public * @return bool */ -function send_email($recipient, $subject = 'Test email', $message = 'Hello World') +if (! function_exists('send_email')) { - return mail($recipient, $subject, $message); + function send_email($recipient, $subject = 'Test email', $message = 'Hello World') + { + return mail($recipient, $subject, $message); + } } ?> \ No newline at end of file diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php index 868561b5a..bbf340930 100644 --- a/system/helpers/file_helper.php +++ b/system/helpers/file_helper.php @@ -36,35 +36,38 @@ * @param string path to file * @return string */ -function read_file($file) +if (! function_exists('read_file')) { - if ( ! file_exists($file)) + function read_file($file) { - return FALSE; - } + if ( ! file_exists($file)) + { + return FALSE; + } - if (function_exists('file_get_contents')) - { - return file_get_contents($file); - } + if (function_exists('file_get_contents')) + { + return file_get_contents($file); + } - if ( ! $fp = @fopen($file, 'rb')) - { - return FALSE; - } + if ( ! $fp = @fopen($file, 'rb')) + { + return FALSE; + } - flock($fp, LOCK_SH); + flock($fp, LOCK_SH); - $data = ''; - if (filesize($file) > 0) - { - $data =& fread($fp, filesize($file)); - } + $data = ''; + if (filesize($file) > 0) + { + $data =& fread($fp, filesize($file)); + } - flock($fp, LOCK_UN); - fclose($fp); + flock($fp, LOCK_UN); + fclose($fp); - return $data; + return $data; + } } // ------------------------------------------------------------------------ @@ -80,19 +83,22 @@ function read_file($file) * @param string file data * @return bool */ -function write_file($path, $data, $mode = 'wb') +if (! function_exists('write_file')) { - if ( ! $fp = @fopen($path, $mode)) + function write_file($path, $data, $mode = 'wb') { - return FALSE; - } + if ( ! $fp = @fopen($path, $mode)) + { + return FALSE; + } - flock($fp, LOCK_EX); - fwrite($fp, $data); - flock($fp, LOCK_UN); - fclose($fp); + flock($fp, LOCK_EX); + fwrite($fp, $data); + flock($fp, LOCK_UN); + fclose($fp); - return TRUE; + return TRUE; + } } // ------------------------------------------------------------------------ @@ -110,34 +116,37 @@ function write_file($path, $data, $mode = 'wb') * @param bool whether to delete any directories found in the path * @return bool */ -function delete_files($path, $del_dir = FALSE, $level = 0) -{ - // Trim the trailing slash - $path = preg_replace("|^(.+?)/*$|", "\\1", $path); +if (! function_exists('delete_files')) +{ + function delete_files($path, $del_dir = FALSE, $level = 0) + { + // Trim the trailing slash + $path = preg_replace("|^(.+?)/*$|", "\\1", $path); - if ( ! $current_dir = @opendir($path)) - return; + if ( ! $current_dir = @opendir($path)) + return; - while(FALSE !== ($filename = @readdir($current_dir))) - { - if ($filename != "." and $filename != "..") + while(FALSE !== ($filename = @readdir($current_dir))) { - if (is_dir($path.'/'.$filename)) - { - $level++; - delete_files($path.'/'.$filename, $del_dir, $level); - } - else + if ($filename != "." and $filename != "..") { - unlink($path.'/'.$filename); + if (is_dir($path.'/'.$filename)) + { + $level++; + delete_files($path.'/'.$filename, $del_dir, $level); + } + else + { + unlink($path.'/'.$filename); + } } } - } - @closedir($current_dir); + @closedir($current_dir); - if ($del_dir == TRUE AND $level > 0) - { - @rmdir($path); + if ($del_dir == TRUE AND $level > 0) + { + @rmdir($path); + } } } @@ -154,25 +163,28 @@ function delete_files($path, $del_dir = FALSE, $level = 0) * @param bool whether to include the path as part of the filename * @return array */ -function get_filenames($source_dir, $include_path = FALSE) +if (! function_exists('get_filenames')) { - $_filedata = array(); - - if ($fp = @opendir($source_dir)) + function get_filenames($source_dir, $include_path = FALSE) { - while (FALSE !== ($file = readdir($fp))) + $_filedata = array(); + + if ($fp = @opendir($source_dir)) { - if (@is_dir($source_dir.$file) && substr($file, 0, 1) != '.') - { - get_filenames($source_dir.$file."/", $include_path); - } - elseif (substr($file, 0, 1) != ".") + while (FALSE !== ($file = readdir($fp))) { + if (@is_dir($source_dir.$file) && substr($file, 0, 1) != '.') + { + get_filenames($source_dir.$file."/", $include_path); + } + elseif (substr($file, 0, 1) != ".") + { - $_filedata[] = ($include_path == TRUE) ? $source_dir.$file : $file; + $_filedata[] = ($include_path == TRUE) ? $source_dir.$file : $file; + } } + return $_filedata; } - return $_filedata; } } diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index a2bc2002e..7c3b16ff1 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -38,35 +38,38 @@ * @param array a key/value pair hidden data * @return string */ -function form_open($action = '', $attributes = array(), $hidden = array()) +if (! function_exists('form_open')) { - $CI =& get_instance(); + function form_open($action = '', $attributes = array(), $hidden = array()) + { + $CI =& get_instance(); - $action = ( strpos($action, '://') === FALSE) ? $CI->config->site_url($action) : $action; + $action = ( strpos($action, '://') === FALSE) ? $CI->config->site_url($action) : $action; - $form = '
0) - { - foreach ($attributes as $key => $val) + if (is_array($attributes) AND count($attributes) > 0) { - $form .= ' '.$key.'="'.$val.'"'; + foreach ($attributes as $key => $val) + { + $form .= ' '.$key.'="'.$val.'"'; + } } - } - $form .= '>'; + $form .= '>'; - if (is_array($hidden) AND count($hidden > 0)) - { - $form .= form_hidden($hidden); - } + if (is_array($hidden) AND count($hidden > 0)) + { + $form .= form_hidden($hidden); + } - return $form; + return $form; + } } // ------------------------------------------------------------------------ @@ -82,10 +85,13 @@ function form_open($action = '', $attributes = array(), $hidden = array()) * @param array a key/value pair hidden data * @return string */ -function form_open_multipart($action, $attributes = array(), $hidden = array()) +if (! function_exists('form_open_multipart')) { - $attributes['enctype'] = 'multipart/form-data'; - return form_open($action, $attributes, $hidden); + function form_open_multipart($action, $attributes = array(), $hidden = array()) + { + $attributes['enctype'] = 'multipart/form-data'; + return form_open($action, $attributes, $hidden); + } } // ------------------------------------------------------------------------ @@ -101,20 +107,23 @@ function form_open_multipart($action, $attributes = array(), $hidden = array()) * @param string * @return string */ -function form_hidden($name, $value = '') +if (! function_exists('form_hidden')) { - if ( ! is_array($name)) + function form_hidden($name, $value = '') { - return ''; - } + if ( ! is_array($name)) + { + return ''; + } - $form = ''; - foreach ($name as $name => $value) - { - $form .= ''; - } + $form = ''; + foreach ($name as $name => $value) + { + $form .= ''; + } - return $form; + return $form; + } } // ------------------------------------------------------------------------ @@ -128,11 +137,14 @@ function form_hidden($name, $value = '') * @param string * @return string */ -function form_input($data = '', $value = '', $extra = '') +if (! function_exists('form_input')) { - $defaults = array('type' => 'text', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value, 'maxlength' => '500', 'size' => '50'); + function form_input($data = '', $value = '', $extra = '') + { + $defaults = array('type' => 'text', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value, 'maxlength' => '500', 'size' => '50'); - return "\n"; + return "\n"; + } } // ------------------------------------------------------------------------ @@ -148,15 +160,18 @@ function form_input($data = '', $value = '', $extra = '') * @param string * @return string */ -function form_password($data = '', $value = '', $extra = '') +if (! function_exists('form_password')) { - if ( ! is_array($data)) + function form_password($data = '', $value = '', $extra = '') { - $data = array('name' => $data); - } + if ( ! is_array($data)) + { + $data = array('name' => $data); + } - $data['type'] = 'password'; - return form_input($data, $value, $extra); + $data['type'] = 'password'; + return form_input($data, $value, $extra); + } } // ------------------------------------------------------------------------ @@ -172,15 +187,18 @@ function form_password($data = '', $value = '', $extra = '') * @param string * @return string */ -function form_upload($data = '', $value = '', $extra = '') +if (! function_exists('form_upload')) { - if ( ! is_array($data)) + function form_upload($data = '', $value = '', $extra = '') { - $data = array('name' => $data); - } + if ( ! is_array($data)) + { + $data = array('name' => $data); + } - $data['type'] = 'file'; - return form_input($data, $value, $extra); + $data['type'] = 'file'; + return form_input($data, $value, $extra); + } } // ------------------------------------------------------------------------ @@ -194,21 +212,24 @@ function form_upload($data = '', $value = '', $extra = '') * @param string * @return string */ -function form_textarea($data = '', $value = '', $extra = '') +if (! function_exists('form_textarea')) { - $defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'cols' => '90', 'rows' => '12'); - - if ( ! is_array($data) OR ! isset($data['value'])) - { - $val = $value; - } - else + function form_textarea($data = '', $value = '', $extra = '') { - $val = $data['value']; - unset($data['value']); // textareas don't use the value attribute - } + $defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'cols' => '90', 'rows' => '12'); + + if ( ! is_array($data) OR ! isset($data['value'])) + { + $val = $value; + } + else + { + $val = $data['value']; + unset($data['value']); // textareas don't use the value attribute + } - return "\n"; + return "\n"; + } } // ------------------------------------------------------------------------ @@ -223,32 +244,35 @@ function form_textarea($data = '', $value = '', $extra = '') * @param string * @return string */ -function form_dropdown($name = '', $options = array(), $selected = array(), $extra = '') +if (! function_exists('form_dropdown')) { - if ( ! is_array($selected)) + function form_dropdown($name = '', $options = array(), $selected = array(), $extra = '') { - $selected = array($selected); - } + if ( ! is_array($selected)) + { + $selected = array($selected); + } - if ($extra != '') $extra = ' '.$extra; + if ($extra != '') $extra = ' '.$extra; - $multiple = (count($selected) > 1 && strpos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : ''; + $multiple = (count($selected) > 1 && strpos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : ''; - $form = '\n"; - foreach ($options as $key => $val) - { - $key = (string) $key; - $val = (string) $val; + foreach ($options as $key => $val) + { + $key = (string) $key; + $val = (string) $val; - $sel = (in_array($key, $selected))?' selected="selected"':''; + $sel = (in_array($key, $selected))?' selected="selected"':''; - $form .= '\n"; - } + $form .= '\n"; + } - $form .= ''; + $form .= ''; - return $form; + return $form; + } } // ------------------------------------------------------------------------ @@ -263,30 +287,33 @@ function form_dropdown($name = '', $options = array(), $selected = array(), $ext * @param string * @return string */ -function form_checkbox($data = '', $value = '', $checked = TRUE, $extra = '') +if (! function_exists('form_checkbox')) { - $defaults = array('type' => 'checkbox', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); - - if (is_array($data) AND array_key_exists('checked', $data)) + function form_checkbox($data = '', $value = '', $checked = TRUE, $extra = '') { - $checked = $data['checked']; - - if ($checked == FALSE) - { - unset($data['checked']); - } - else + $defaults = array('type' => 'checkbox', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); + + if (is_array($data) AND array_key_exists('checked', $data)) { - $data['checked'] = 'checked'; + $checked = $data['checked']; + + if ($checked == FALSE) + { + unset($data['checked']); + } + else + { + $data['checked'] = 'checked'; + } } - } - if ($checked == TRUE) - $defaults['checked'] = 'checked'; - else - unset($defaults['checked']); + if ($checked == TRUE) + $defaults['checked'] = 'checked'; + else + unset($defaults['checked']); - return "\n"; + return "\n"; + } } // ------------------------------------------------------------------------ @@ -301,15 +328,18 @@ function form_checkbox($data = '', $value = '', $checked = TRUE, $extra = '') * @param string * @return string */ -function form_radio($data = '', $value = '', $checked = TRUE, $extra = '') +if (! function_exists('form_radio')) { - if ( ! is_array($data)) - { - $data = array('name' => $data); - } + function form_radio($data = '', $value = '', $checked = TRUE, $extra = '') + { + if ( ! is_array($data)) + { + $data = array('name' => $data); + } - $data['type'] = 'radio'; - return form_checkbox($data, $value, $checked, $extra); + $data['type'] = 'radio'; + return form_checkbox($data, $value, $checked, $extra); + } } // ------------------------------------------------------------------------ @@ -322,12 +352,15 @@ function form_radio($data = '', $value = '', $checked = TRUE, $extra = '') * @param string * @param string * @return string - */ -function form_submit($data = '', $value = '', $extra = '') -{ - $defaults = array('type' => 'submit', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); + */ +if (! function_exists('form_submit')) +{ + function form_submit($data = '', $value = '', $extra = '') + { + $defaults = array('type' => 'submit', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); - return "\n"; + return "\n"; + } } // ------------------------------------------------------------------------ @@ -341,11 +374,14 @@ function form_submit($data = '', $value = '', $extra = '') * @param string * @return string */ -function form_reset($data = '', $value = '', $extra = '') +if (! function_exists('form_reset')) { - $defaults = array('type' => 'reset', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); + function form_reset($data = '', $value = '', $extra = '') + { + $defaults = array('type' => 'reset', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value); - return "\n"; + return "\n"; + } } // ------------------------------------------------------------------------ @@ -359,27 +395,30 @@ function form_reset($data = '', $value = '', $extra = '') * @param string Additional attributes * @return string */ -function form_label($label_text = '', $id = '', $attributes = array()) +if (! function_exists('form_label')) { + function form_label($label_text = '', $id = '', $attributes = array()) + { - $label = ' 0) - { - foreach ($attributes as $key => $val) + if (is_array($attributes) AND count($attributes) > 0) { - $label .= ' '.$key.'="'.$val.'"'; + foreach ($attributes as $key => $val) + { + $label .= ' '.$key.'="'.$val.'"'; + } } - } - $label .= ">$label_text"; + $label .= ">$label_text"; - return $label; + return $label; + } } // ------------------------------------------------------------------------ @@ -394,29 +433,32 @@ function form_label($label_text = '', $id = '', $attributes = array()) * @param string Additional attributes * @return string */ -function form_fieldset($legend_text = '', $attributes = array()) +if (! function_exists('form_fieldset')) { + function form_fieldset($legend_text = '', $attributes = array()) + { - $fieldset = " 0) - { - foreach ($attributes as $key => $val) + if (is_array($attributes) AND count($attributes) > 0) { - $fieldset .= ' '.$key.'="'.$val.'"'; + foreach ($attributes as $key => $val) + { + $fieldset .= ' '.$key.'="'.$val.'"'; + } } - } - $fieldset .= ">\n"; + $fieldset .= ">\n"; - if ($legend_text != '') - { - $fieldset .= "$legend_text\n"; - } + if ($legend_text != '') + { + $fieldset .= "$legend_text\n"; + } - return $fieldset; + return $fieldset; + } } // ------------------------------------------------------------------------ @@ -428,9 +470,12 @@ function form_fieldset($legend_text = '', $attributes = array()) * @param string * @return string */ -function form_fieldset_close($extra = '') +if (! function_exists('form_fieldset_close')) { - return "\n".$extra; + function form_fieldset_close($extra = '') + { + return "\n".$extra; + } } // ------------------------------------------------------------------------ @@ -442,9 +487,12 @@ function form_fieldset_close($extra = '') * @param string * @return string */ -function form_close($extra = '') +if (! function_exists('form_close')) { - return "\n".$extra; + function form_close($extra = '') + { + return "\n".$extra; + } } // ------------------------------------------------------------------------ @@ -458,30 +506,33 @@ function form_close($extra = '') * @param string * @return string */ -function form_prep($str = '') +if (! function_exists('form_prep')) { - if ($str === '') + function form_prep($str = '') { - return ''; - } + if ($str === '') + { + return ''; + } - $temp = '__TEMP_AMPERSANDS__'; + $temp = '__TEMP_AMPERSANDS__'; - // Replace entities to temporary markers so that - // htmlspecialchars won't mess them up - $str = preg_replace("/&#(\d+);/", "$temp\\1;", $str); - $str = preg_replace("/&(\w+);/", "$temp\\1;", $str); + // Replace entities to temporary markers so that + // htmlspecialchars won't mess them up + $str = preg_replace("/&#(\d+);/", "$temp\\1;", $str); + $str = preg_replace("/&(\w+);/", "$temp\\1;", $str); - $str = htmlspecialchars($str); + $str = htmlspecialchars($str); - // In case htmlspecialchars misses these. - $str = str_replace(array("'", '"'), array("'", """), $str); + // In case htmlspecialchars misses these. + $str = str_replace(array("'", '"'), array("'", """), $str); - // Decode the temp markers back to entities - $str = preg_replace("/$temp(\d+);/","&#\\1;",$str); - $str = preg_replace("/$temp(\w+);/","&\\1;",$str); + // Decode the temp markers back to entities + $str = preg_replace("/$temp(\d+);/","&#\\1;",$str); + $str = preg_replace("/$temp(\w+);/","&\\1;",$str); - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -496,37 +547,40 @@ function form_prep($str = '') * @param array * @return string */ -function parse_form_attributes($attributes, $default) +if (! function_exists('parse_form_attributes')) { - if (is_array($attributes)) + function parse_form_attributes($attributes, $default) { - foreach ($default as $key => $val) + if (is_array($attributes)) { - if (isset($attributes[$key])) + foreach ($default as $key => $val) { - $default[$key] = $attributes[$key]; - unset($attributes[$key]); + if (isset($attributes[$key])) + { + $default[$key] = $attributes[$key]; + unset($attributes[$key]); + } } - } - if (count($attributes) > 0) - { - $default = array_merge($default, $attributes); + if (count($attributes) > 0) + { + $default = array_merge($default, $attributes); + } } - } - $att = ''; - foreach ($default as $key => $val) - { - if ($key == 'value') + $att = ''; + foreach ($default as $key => $val) { - $val = form_prep($val); - } + if ($key == 'value') + { + $val = form_prep($val); + } - $att .= $key . '="' . $val . '" '; - } + $att .= $key . '="' . $val . '" '; + } - return $att; + return $att; + } } ?> \ No newline at end of file diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php index a11d23e15..56e25316c 100644 --- a/system/helpers/html_helper.php +++ b/system/helpers/html_helper.php @@ -38,9 +38,12 @@ * @param integer * @return string */ -function heading($data = '', $h = '1') +if (! function_exists('heading')) { - return "".$data.""; + function heading($data = '', $h = '1') + { + return "".$data.""; + } } // ------------------------------------------------------------------------ @@ -55,9 +58,12 @@ function heading($data = '', $h = '1') * @param mixed * @return string */ -function ul($list, $attributes = '') +if (! function_exists('ul')) { - return _list('ul', $list, $attributes); + function ul($list, $attributes = '') + { + return _list('ul', $list, $attributes); + } } // ------------------------------------------------------------------------ @@ -72,9 +78,12 @@ function ul($list, $attributes = '') * @param mixed * @return string */ -function ol($list, $attributes = '') +if (! function_exists('ol')) { - return _list('ol', $list, $attributes); + function ol($list, $attributes = '') + { + return _list('ol', $list, $attributes); + } } // ------------------------------------------------------------------------ @@ -91,63 +100,66 @@ function ol($list, $attributes = '') * @param intiger * @return string */ -function _list($type = 'ul', $list, $attributes = '', $depth = 0) +if (! function_exists('_list')) { - // If an array wasn't submitted there's nothing to do... - if ( ! is_array($list)) + function _list($type = 'ul', $list, $attributes = '', $depth = 0) { - return $list; - } + // If an array wasn't submitted there's nothing to do... + if ( ! is_array($list)) + { + return $list; + } - // Set the indentation based on the depth - $out = str_repeat(" ", $depth); + // Set the indentation based on the depth + $out = str_repeat(" ", $depth); - // Were any attributes submitted? If so generate a string - if (is_array($attributes)) - { - $atts = ''; - foreach ($attributes as $key => $val) + // Were any attributes submitted? If so generate a string + if (is_array($attributes)) { - $atts .= ' ' . $key . '="' . $val . '"'; + $atts = ''; + foreach ($attributes as $key => $val) + { + $atts .= ' ' . $key . '="' . $val . '"'; + } + $attributes = $atts; } - $attributes = $atts; - } - // Write the opening list tag - $out .= "<".$type.$attributes.">\n"; + // Write the opening list tag + $out .= "<".$type.$attributes.">\n"; - // Cycle through the list elements. If an array is - // encountered we will recursively call _list() + // Cycle through the list elements. If an array is + // encountered we will recursively call _list() - static $_last_list_item = ''; - foreach ($list as $key => $val) - { - $_last_list_item = $key; + static $_last_list_item = ''; + foreach ($list as $key => $val) + { + $_last_list_item = $key; - $out .= str_repeat(" ", $depth + 2); - $out .= "
  • "; - - if ( ! is_array($val)) - { - $out .= $val; - } - else - { - $out .= $_last_list_item."\n"; - $out .= _list($type, $val, '', $depth + 4); $out .= str_repeat(" ", $depth + 2); + $out .= "
  • "; + + if ( ! is_array($val)) + { + $out .= $val; + } + else + { + $out .= $_last_list_item."\n"; + $out .= _list($type, $val, '', $depth + 4); + $out .= str_repeat(" ", $depth + 2); + } + + $out .= "
    • \n"; } - $out .= "\n"; - } - - // Set the indentation for the closing tag - $out .= str_repeat(" ", $depth); + // Set the indentation for the closing tag + $out .= str_repeat(" ", $depth); - // Write the closing list tag - $out .= "\n"; + // Write the closing list tag + $out .= "\n"; - return $out; + return $out; + } } // ------------------------------------------------------------------------ @@ -159,9 +171,12 @@ function _list($type = 'ul', $list, $attributes = '', $depth = 0) * @param integer * @return string */ -function br($num = 1) +if (! function_exists('br')) { - return str_repeat("
    ", $num); + function br($num = 1) + { + return str_repeat("
    ", $num); + } } // ------------------------------------------------------------------------ @@ -173,9 +188,12 @@ function br($num = 1) * @param integer * @return string */ -function nbs($num = 1) +if (! function_exists('nbs')) { - return str_repeat(" ", $num); + function nbs($num = 1) + { + return str_repeat(" ", $num); + } } // ------------------------------------------------------------------------ @@ -187,18 +205,18 @@ function nbs($num = 1) * @param array * @return string */ -function meta($meta = array(), $newline = "\n") +if (! function_exists('meta')) { - $str = ''; - foreach ($meta as $key => $val) + function meta($meta = array(), $newline = "\n") { - $str .= ''.$newline; - } + $str = ''; + foreach ($meta as $key => $val) + { + $str .= ''.$newline; + } - return $str; + return $str; + } } - - - ?> \ No newline at end of file diff --git a/system/helpers/inflector_helper.php b/system/helpers/inflector_helper.php index b1864cb0b..bf70a6799 100644 --- a/system/helpers/inflector_helper.php +++ b/system/helpers/inflector_helper.php @@ -36,34 +36,36 @@ * @access public * @param string * @return str - */ -function singular($str) -{ - $str = strtolower(trim($str)); - $end = substr($str, -3); + */ +if (! function_exists('singular')) +{ + function singular($str) + { + $str = strtolower(trim($str)); + $end = substr($str, -3); - if ($end == 'ies') - { - $str = substr($str, 0, strlen($str)-3).'y'; - } - elseif ($end == 'ses') - { - $str = substr($str, 0, strlen($str)-2); - } - else - { - $end = substr($str, -1); + if ($end == 'ies') + { + $str = substr($str, 0, strlen($str)-3).'y'; + } + elseif ($end == 'ses') + { + $str = substr($str, 0, strlen($str)-2); + } + else + { + $end = substr($str, -1); - if ($end == 's') - { - $str = substr($str, 0, strlen($str)-1); - } - } + if ($end == 's') + { + $str = substr($str, 0, strlen($str)-1); + } + } - return $str; + return $str; + } } - // -------------------------------------------------------------------- /** @@ -75,32 +77,34 @@ function singular($str) * @param string * @param bool * @return str - */ -function plural($str, $force = FALSE) -{ - $str = strtolower(trim($str)); - $end = substr($str, -1); - - if ($end == 'y') - { - $str = substr($str, 0, strlen($str)-1).'ies'; - } - elseif ($end == 's') - { - if ($force == TRUE) - { - $str .= 'es'; - } - } - else - { - $str .= 's'; - } - - return $str; + */ +if (! function_exists('plural')) +{ + function plural($str, $force = FALSE) + { + $str = strtolower(trim($str)); + $end = substr($str, -1); + + if ($end == 'y') + { + $str = substr($str, 0, strlen($str)-1).'ies'; + } + elseif ($end == 's') + { + if ($force == TRUE) + { + $str .= 'es'; + } + } + else + { + $str .= 's'; + } + + return $str; + } } - // -------------------------------------------------------------------- /** @@ -111,12 +115,15 @@ function plural($str, $force = FALSE) * @access public * @param string * @return str - */ -function camelize($str) -{ - $str = 'x'.strtolower(trim($str)); - $str = ucwords(preg_replace('/[\s_]+/', ' ', $str)); - return substr(str_replace(' ', '', $str), 1); + */ +if (! function_exists('camelize')) +{ + function camelize($str) + { + $str = 'x'.strtolower(trim($str)); + $str = ucwords(preg_replace('/[\s_]+/', ' ', $str)); + return substr(str_replace(' ', '', $str), 1); + } } // -------------------------------------------------------------------- @@ -129,10 +136,13 @@ function camelize($str) * @access public * @param string * @return str - */ -function underscore($str) + */ +if (! function_exists('underscore')) { - return preg_replace('/[\s]+/', '_', strtolower(trim($str))); + function underscore($str) + { + return preg_replace('/[\s]+/', '_', strtolower(trim($str))); + } } // -------------------------------------------------------------------- @@ -145,10 +155,13 @@ function underscore($str) * @access public * @param string * @return str - */ -function humanize($str) -{ - return ucwords(preg_replace('/[_]+/', ' ', strtolower(trim($str)))); + */ +if (! function_exists('humanize')) +{ + function humanize($str) + { + return ucwords(preg_replace('/[_]+/', ' ', strtolower(trim($str)))); + } } ?> \ No newline at end of file diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php index 97c9a6ba6..7552fd89c 100644 --- a/system/helpers/security_helper.php +++ b/system/helpers/security_helper.php @@ -35,10 +35,13 @@ * @param string the character set of your data * @return string */ -function xss_clean($str, $charset = 'ISO-8859-1') +if (! function_exists('xss_clean')) { - $CI =& get_instance(); - return $CI->input->xss_clean($str, $charset); + function xss_clean($str, $charset = 'ISO-8859-1') + { + $CI =& get_instance(); + return $CI->input->xss_clean($str, $charset); + } } // -------------------------------------------------------------------- @@ -49,32 +52,35 @@ function xss_clean($str, $charset = 'ISO-8859-1') * @access public * @param string * @return string - */ -function dohash($str, $type = 'sha1') -{ - if ($type == 'sha1') + */ +if (! function_exists('dohash')) +{ + function dohash($str, $type = 'sha1') { - if ( ! function_exists('sha1')) + if ($type == 'sha1') { - if ( ! function_exists('mhash')) - { - require_once(BASEPATH.'libraries/Sha1'.EXT); - $SH = new CI_SHA; - return $SH->generate($str); + if ( ! function_exists('sha1')) + { + if ( ! function_exists('mhash')) + { + require_once(BASEPATH.'libraries/Sha1'.EXT); + $SH = new CI_SHA; + return $SH->generate($str); + } + else + { + return bin2hex(mhash(MHASH_SHA1, $str)); + } } else { - return bin2hex(mhash(MHASH_SHA1, $str)); - } + return sha1($str); + } } else { - return sha1($str); - } - } - else - { - return md5($str); + return md5($str); + } } } @@ -87,12 +93,15 @@ function dohash($str, $type = 'sha1') * @param string * @return string */ -function strip_image_tags($str) +if (! function_exists('strip_image_tags')) { - $str = preg_replace("##", "\\1", $str); - $str = preg_replace("##", "\\1", $str); + function strip_image_tags($str) + { + $str = preg_replace("##", "\\1", $str); + $str = preg_replace("##", "\\1", $str); - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -104,9 +113,12 @@ function strip_image_tags($str) * @param string * @return string */ -function encode_php_tags($str) +if (! function_exists('encode_php_tags')) { - return str_replace(array(''), array('<?php', '<?PHP', '<?', '?>'), $str); + function encode_php_tags($str) + { + return str_replace(array(''), array('<?php', '<?PHP', '<?', '?>'), $str); + } } ?> \ No newline at end of file diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php index d61ea7828..f4149478c 100644 --- a/system/helpers/smiley_helper.php +++ b/system/helpers/smiley_helper.php @@ -37,9 +37,11 @@ * @param string field name * @return string */ -function js_insert_smiley($form_name = '', $form_field = '') +if (! function_exists('js_insert_smiley')) { -return << function insert_smiley(smiley) { @@ -47,8 +49,8 @@ return << EOF; -} - + } +} // ------------------------------------------------------------------------ /** @@ -61,37 +63,40 @@ EOF; * @param string the URL to the folder containing the smiley images * @return array */ -function get_clickable_smileys($image_url = '', $smileys = NULL) +if (! function_exists('get_clickable_smileys')) { - if ( ! is_array($smileys)) + function get_clickable_smileys($image_url = '', $smileys = NULL) { - if (FALSE === ($smileys = _get_smiley_array())) + if ( ! is_array($smileys)) { - return $str; - } - } + if (FALSE === ($smileys = _get_smiley_array())) + { + return $str; + } + } - // Add a trailing slash to the file path if needed - $image_url = preg_replace("/(.+?)\/*$/", "\\1/", $image_url); + // Add a trailing slash to the file path if needed + $image_url = preg_replace("/(.+?)\/*$/", "\\1/", $image_url); - $used = array(); - foreach ($smileys as $key => $val) - { - // Keep duplicates from being used, which can happen if the - // mapping array contains multiple identical replacements. For example: - // :-) and :) might be replaced with the same image so both smileys - // will be in the array. - if (isset($used[$smileys[$key][0]])) + $used = array(); + foreach ($smileys as $key => $val) { - continue; - } + // Keep duplicates from being used, which can happen if the + // mapping array contains multiple identical replacements. For example: + // :-) and :) might be replaced with the same image so both smileys + // will be in the array. + if (isset($used[$smileys[$key][0]])) + { + continue; + } - $link[] = "\"".$smileys[$key][3]."\""; + $link[] = "\"".$smileys[$key][3]."\""; - $used[$smileys[$key][0]] = TRUE; - } + $used[$smileys[$key][0]] = TRUE; + } - return $link; + return $link; + } } // ------------------------------------------------------------------------ @@ -106,30 +111,33 @@ function get_clickable_smileys($image_url = '', $smileys = NULL) * @param string the URL to the folder containing the smiley images * @return string */ -function parse_smileys($str = '', $image_url = '', $smileys = NULL) +if (! function_exists('parse_smileys')) { - if ($image_url == '') + function parse_smileys($str = '', $image_url = '', $smileys = NULL) { - return $str; - } - - if ( ! is_array($smileys)) - { - if (FALSE === ($smileys = _get_smiley_array())) + if ($image_url == '') { return $str; - } - } + } + + if ( ! is_array($smileys)) + { + if (FALSE === ($smileys = _get_smiley_array())) + { + return $str; + } + } - // Add a trailing slash to the file path if needed - $image_url = preg_replace("/(.+?)\/*$/", "\\1/", $image_url); + // Add a trailing slash to the file path if needed + $image_url = preg_replace("/(.+?)\/*$/", "\\1/", $image_url); - foreach ($smileys as $key => $val) - { - $str = str_replace($key, "\"".$smileys[$key][3]."\"", $str); - } + foreach ($smileys as $key => $val) + { + $str = str_replace($key, "\"".$smileys[$key][3]."\"", $str); + } - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -142,24 +150,24 @@ function parse_smileys($str = '', $image_url = '', $smileys = NULL) * @access private * @return mixed */ -function _get_smiley_array() +if (! function_exists('_get_smiley_array')) { - if ( ! file_exists(APPPATH.'config/smileys'.EXT)) + function _get_smiley_array() { - return FALSE; - } + if ( ! file_exists(APPPATH.'config/smileys'.EXT)) + { + return FALSE; + } - include(APPPATH.'config/smileys'.EXT); + include(APPPATH.'config/smileys'.EXT); - if ( ! isset($smileys) OR ! is_array($smileys)) - { - return FALSE; - } + if ( ! isset($smileys) OR ! is_array($smileys)) + { + return FALSE; + } - return $smileys; + return $smileys; + } } - - - ?> \ No newline at end of file diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index 42bcd57ad..f68f44ac1 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -42,10 +42,13 @@ * @param string * @return string */ -function trim_slashes($str) +if (! function_exists('trim_slashes')) { - return trim($str, '/'); -} + function trim_slashes($str) + { + return trim($str, '/'); + } +} // ------------------------------------------------------------------------ @@ -58,21 +61,24 @@ function trim_slashes($str) * @param mixed string or array * @return mixed string or array */ - function strip_slashes($str) - { - if (is_array($str)) - { - foreach ($str as $key => $val) +if (! function_exists('strip_slashes')) +{ + function strip_slashes($str) + { + if (is_array($str)) + { + foreach ($str as $key => $val) + { + $str[$key] = strip_slashes($val); + } + } + else { - $str[$key] = strip_slashes($val); + $str = stripslashes($str); } - } - else - { - $str = stripslashes($str); - } - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -86,9 +92,12 @@ function trim_slashes($str) * @param string * @return string */ -function strip_quotes($str) +if (! function_exists('strip_quotes')) { - return str_replace(array('"', "'"), '', $str); + function strip_quotes($str) + { + return str_replace(array('"', "'"), '', $str); + } } // ------------------------------------------------------------------------ @@ -102,9 +111,12 @@ function strip_quotes($str) * @param string * @return string */ -function quotes_to_entities($str) -{ - return str_replace(array("\'","\"","'",'"'), array("'",""","'","""), $str); +if (! function_exists('quotes_to_entities')) +{ + function quotes_to_entities($str) + { + return str_replace(array("\'","\"","'",'"'), array("'",""","'","""), $str); + } } // ------------------------------------------------------------------------ @@ -124,9 +136,12 @@ function quotes_to_entities($str) * @param string * @return string */ -function reduce_double_slashes($str) +if (! function_exists('reduce_double_slashes')) { - return preg_replace("#([^:])//+#", "\\1/", $str); + function reduce_double_slashes($str) + { + return preg_replace("#([^:])//+#", "\\1/", $str); + } } // ------------------------------------------------------------------------ @@ -148,16 +163,19 @@ function reduce_double_slashes($str) * @param bool TRUE/FALSE - whether to trim the character from the beginning/end * @return string */ -function reduce_multiples($str, $character = ',', $trim = FALSE) +if (! function_exists('reduce_multiples')) { - $str = preg_replace('#'.preg_quote($character, '#').'{2,}#', $character, $str); - - if ($trim === TRUE) + function reduce_multiples($str, $character = ',', $trim = FALSE) { - $str = trim($str, $character); - } + $str = preg_replace('#'.preg_quote($character, '#').'{2,}#', $character, $str); + + if ($trim === TRUE) + { + $str = trim($str, $character); + } - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -171,36 +189,40 @@ function reduce_multiples($str, $character = ',', $trim = FALSE) * @param string type of random string. Options: alunum, numeric, nozero, unique * @param integer number of characters * @return string - */ -function random_string($type = 'alnum', $len = 8) -{ - switch($type) - { - case 'alnum' : - case 'numeric' : - case 'nozero' : + */ +if (! function_exists('random_string')) +{ + function random_string($type = 'alnum', $len = 8) + { + switch($type) + { + case 'alnum' : + case 'numeric' : + case 'nozero' : - switch ($type) - { - case 'alnum' : $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; - break; - case 'numeric' : $pool = '0123456789'; - break; - case 'nozero' : $pool = '123456789'; - break; - } - - $str = ''; - for ($i=0; $i < $len; $i++) - { - $str .= substr($pool, mt_rand(0, strlen($pool) -1), 1); - } - return $str; - break; - case 'unique' : return md5(uniqid(mt_rand())); - break; + switch ($type) + { + case 'alnum' : $pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; + break; + case 'numeric' : $pool = '0123456789'; + break; + case 'nozero' : $pool = '123456789'; + break; + } + + $str = ''; + for ($i=0; $i < $len; $i++) + { + $str .= substr($pool, mt_rand(0, strlen($pool) -1), 1); + } + return $str; + break; + case 'unique' : return md5(uniqid(mt_rand())); + break; + } } } + // ------------------------------------------------------------------------ /** @@ -211,18 +233,21 @@ function random_string($type = 'alnum', $len = 8) * @access public * @param string (as many parameters as needed) * @return string - */ -function alternator() + */ +if (! function_exists('alternator')) { - static $i; - - if (func_num_args() == 0) + function alternator() { - $i = 0; - return ''; + static $i; + + if (func_num_args() == 0) + { + $i = 0; + return ''; + } + $args = func_get_args(); + return $args[($i++ % count($args))]; } - $args = func_get_args(); - return $args[($i++ % count($args))]; } // ------------------------------------------------------------------------ @@ -235,10 +260,12 @@ function alternator() * @param integer number of repeats * @return string */ -function repeater($data, $num = 1) +if (! function_exists('repeater')) { - return (($num > 0) ? str_repeat($data, $num) : ''); -} - + function repeater($data, $num = 1) + { + return (($num > 0) ? str_repeat($data, $num) : ''); + } +} ?> \ No newline at end of file diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php index 20bf32335..30cec3148 100644 --- a/system/helpers/text_helper.php +++ b/system/helpers/text_helper.php @@ -38,27 +38,30 @@ * @param string the end character. Usually an ellipsis * @return string */ -function word_limiter($str, $n = 100, $end_char = '…') +if (! function_exists('word_limiter')) { - if (strlen($str) < $n) + function word_limiter($str, $n = 100, $end_char = '…') { - return $str; - } + if (strlen($str) < $n) + { + return $str; + } - $words = explode(' ', preg_replace("/\s+/", ' ', preg_replace("/(\r\n|\r|\n)/", " ", $str))); + $words = explode(' ', preg_replace("/\s+/", ' ', preg_replace("/(\r\n|\r|\n)/", " ", $str))); - if (count($words) <= $n) - { - return $str; - } + if (count($words) <= $n) + { + return $str; + } - $str = ''; - for ($i = 0; $i < $n; $i++) - { - $str .= $words[$i].' '; - } + $str = ''; + for ($i = 0; $i < $n; $i++) + { + $str .= $words[$i].' '; + } - return trim($str).$end_char; + return trim($str).$end_char; + } } // ------------------------------------------------------------------------ @@ -75,28 +78,31 @@ function word_limiter($str, $n = 100, $end_char = '…') * @param string the end character. Usually an ellipsis * @return string */ -function character_limiter($str, $n = 500, $end_char = '…') +if (! function_exists('character_limiter')) { - if (strlen($str) < $n) + function character_limiter($str, $n = 500, $end_char = '…') { - return $str; - } + if (strlen($str) < $n) + { + return $str; + } - $str = preg_replace("/\s+/", ' ', preg_replace("/(\r\n|\r|\n)/", " ", $str)); + $str = preg_replace("/\s+/", ' ', preg_replace("/(\r\n|\r|\n)/", " ", $str)); - if (strlen($str) <= $n) - { - return $str; - } + if (strlen($str) <= $n) + { + return $str; + } - $out = ""; - foreach (explode(' ', trim($str)) as $val) - { - $out .= $val.' '; - if (strlen($out) >= $n) + $out = ""; + foreach (explode(' ', trim($str)) as $val) { - return trim($out).$end_char; - } + $out .= $val.' '; + if (strlen($out) >= $n) + { + return trim($out).$end_char; + } + } } } @@ -111,41 +117,44 @@ function character_limiter($str, $n = 500, $end_char = '…') * @param string * @return string */ -function ascii_to_entities($str) +if (! function_exists('ascii_to_entities')) { - $count = 1; - $out = ''; - $temp = array(); - - for ($i = 0, $s = strlen($str); $i < $s; $i++) - { - $ordinal = ord($str[$i]); + function ascii_to_entities($str) + { + $count = 1; + $out = ''; + $temp = array(); - if ($ordinal < 128) - { - $out .= $str[$i]; - } - else + for ($i = 0, $s = strlen($str); $i < $s; $i++) { - if (count($temp) == 0) + $ordinal = ord($str[$i]); + + if ($ordinal < 128) { - $count = ($ordinal < 224) ? 2 : 3; + $out .= $str[$i]; } + else + { + if (count($temp) == 0) + { + $count = ($ordinal < 224) ? 2 : 3; + } - $temp[] = $ordinal; + $temp[] = $ordinal; - if (count($temp) == $count) - { - $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64); + if (count($temp) == $count) + { + $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64); - $out .= '&#'.$number.';'; - $count = 1; - $temp = array(); + $out .= '&#'.$number.';'; + $count = 1; + $temp = array(); + } } } - } - return $out; + return $out; + } } // ------------------------------------------------------------------------ @@ -160,45 +169,48 @@ function ascii_to_entities($str) * @param bool * @return string */ -function entities_to_ascii($str, $all = TRUE) +if (! function_exists('entities_to_ascii')) { - if (preg_match_all('/\&#(\d+)\;/', $str, $matches)) - { - for ($i = 0, $s = count($matches['0']); $i < $s; $i++) - { - $digits = $matches['1'][$i]; + function entities_to_ascii($str, $all = TRUE) + { + if (preg_match_all('/\&#(\d+)\;/', $str, $matches)) + { + for ($i = 0, $s = count($matches['0']); $i < $s; $i++) + { + $digits = $matches['1'][$i]; - $out = ''; + $out = ''; - if ($digits < 128) - { - $out .= chr($digits); + if ($digits < 128) + { + $out .= chr($digits); - } - elseif ($digits < 2048) - { - $out .= chr(192 + (($digits - ($digits % 64)) / 64)); - $out .= chr(128 + ($digits % 64)); - } - else - { - $out .= chr(224 + (($digits - ($digits % 4096)) / 4096)); - $out .= chr(128 + ((($digits % 4096) - ($digits % 64)) / 64)); - $out .= chr(128 + ($digits % 64)); - } + } + elseif ($digits < 2048) + { + $out .= chr(192 + (($digits - ($digits % 64)) / 64)); + $out .= chr(128 + ($digits % 64)); + } + else + { + $out .= chr(224 + (($digits - ($digits % 4096)) / 4096)); + $out .= chr(128 + ((($digits % 4096) - ($digits % 64)) / 64)); + $out .= chr(128 + ($digits % 64)); + } - $str = str_replace($matches['0'][$i], $out, $str); + $str = str_replace($matches['0'][$i], $out, $str); + } } - } - if ($all) - { - $str = str_replace(array("&", "<", ">", """, "'", "-"), - array("&","<",">","\"", "'", "-"), - $str); - } + if ($all) + { + $str = str_replace(array("&", "<", ">", """, "'", "-"), + array("&","<",">","\"", "'", "-"), + $str); + } - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -216,27 +228,30 @@ function entities_to_ascii($str, $all = TRUE) * @param string the optional replacement value * @return string */ -function word_censor($str, $censored, $replacement = '') +if (! function_exists('word_censor')) { - if ( ! is_array($censored)) - { - return $str; - } - - $str = ' '.$str.' '; - foreach ($censored as $badword) + function word_censor($str, $censored, $replacement = '') { - if ($replacement != '') + if ( ! is_array($censored)) { - $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword)).")\b/i", $replacement, $str); + return $str; } - else + + $str = ' '.$str.' '; + foreach ($censored as $badword) { - $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword)).")\b/ie", "str_repeat('#', strlen('\\1'))", $str); + if ($replacement != '') + { + $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword)).")\b/i", $replacement, $str); + } + else + { + $str = preg_replace("/\b(".str_replace('\*', '\w*?', preg_quote($badword)).")\b/ie", "str_repeat('#', strlen('\\1'))", $str); + } } - } - return trim($str); + return trim($str); + } } // ------------------------------------------------------------------------ @@ -250,45 +265,48 @@ function word_censor($str, $censored, $replacement = '') * @param string the text string * @return string */ -function highlight_code($str) -{ - // The highlight string function encodes and highlights - // brackets so we need them to start raw - $str = str_replace(array('<', '>'), array('<', '>'), $str); +if (! function_exists('highlight_code')) +{ + function highlight_code($str) + { + // The highlight string function encodes and highlights + // brackets so we need them to start raw + $str = str_replace(array('<', '>'), array('<', '>'), $str); - // Replace any existing PHP tags to temporary markers so they don't accidentally - // break the string out of PHP, and thus, thwart the highlighting. + // Replace any existing PHP tags to temporary markers so they don't accidentally + // break the string out of PHP, and thus, thwart the highlighting. - $str = str_replace(array('', '<%', '%>', '\\', ''), - array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), $str); + $str = str_replace(array('', '<%', '%>', '\\', ''), + array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), $str); - // The highlight_string function requires that the text be surrounded - // by PHP tags. Since we don't know if A) the submitted text has PHP tags, - // or B) whether the PHP tags enclose the entire string, we will add our - // own PHP tags around the string along with some markers to make replacement easier later + // The highlight_string function requires that the text be surrounded + // by PHP tags. Since we don't know if A) the submitted text has PHP tags, + // or B) whether the PHP tags enclose the entire string, we will add our + // own PHP tags around the string along with some markers to make replacement easier later - $str = ''; + $str = ''; - // All the magic happens here, baby! - $str = highlight_string($str, TRUE); + // All the magic happens here, baby! + $str = highlight_string($str, TRUE); - // Prior to PHP 5, the highlight function used icky font tags - // so we'll replace them with span tags. - if (abs(phpversion()) < 5) - { - $str = str_replace(array(''), array(''), $str); - $str = preg_replace('#color="(.*?)"#', 'style="color: \\1"', $str); - } + // Prior to PHP 5, the highlight function used icky font tags + // so we'll replace them with span tags. + if (abs(phpversion()) < 5) + { + $str = str_replace(array(''), array(''), $str); + $str = preg_replace('#color="(.*?)"#', 'style="color: \\1"', $str); + } - // Remove our artificially added PHP - $str = preg_replace("#\.+?tempstart\
    (?:\)?#is", "\n", $str); - $str = preg_replace("#tempend.+#is", "    \n", $str); + // Remove our artificially added PHP + $str = preg_replace("#\.+?tempstart\
    (?:\)?#is", "\n", $str); + $str = preg_replace("#tempend.+#is", "    \n", $str); - // Replace our markers back to PHP tags. - $str = str_replace(array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), - array('<?', '?>', '<%', '%>', '\\', '</script>'), $str); + // Replace our markers back to PHP tags. + $str = str_replace(array('phptagopen', 'phptagclose', 'asptagopen', 'asptagclose', 'backslashtmp', 'scriptclose'), + array('<?', '?>', '<%', '%>', '\\', '</script>'), $str); - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -305,19 +323,22 @@ function highlight_code($str) * @param string the closing tag to end the phrase with * @return string */ -function highlight_phrase($str, $phrase, $tag_open = '', $tag_close = '') +if (! function_exists('highlight_phrase')) { - if ($str == '') + function highlight_phrase($str, $phrase, $tag_open = '', $tag_close = '') { - return ''; - } + if ($str == '') + { + return ''; + } - if ($phrase != '') - { - return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open."\\1".$tag_close, $str); - } + if ($phrase != '') + { + return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open."\\1".$tag_close, $str); + } - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -334,89 +355,91 @@ function highlight_phrase($str, $phrase, $tag_open = '', $tag_close = '< * @param integer the number of characters to wrap at * @return string */ -function word_wrap($str, $charlim = '76') +if (! function_exists('word_wrap')) { - // Se the character limit - if ( ! is_numeric($charlim)) - $charlim = 76; + function word_wrap($str, $charlim = '76') + { + // Se the character limit + if ( ! is_numeric($charlim)) + $charlim = 76; - // Reduce multiple spaces - $str = preg_replace("| +|", " ", $str); + // Reduce multiple spaces + $str = preg_replace("| +|", " ", $str); - // Standardize newlines - $str = preg_replace("/\r\n|\r/", "\n", $str); + // Standardize newlines + $str = preg_replace("/\r\n|\r/", "\n", $str); - // If the current word is surrounded by {unwrap} tags we'll - // strip the entire chunk and replace it with a marker. - $unwrap = array(); - if (preg_match_all("|(\{unwrap\}.+?\{/unwrap\})|s", $str, $matches)) - { - for ($i = 0; $i < count($matches['0']); $i++) + // If the current word is surrounded by {unwrap} tags we'll + // strip the entire chunk and replace it with a marker. + $unwrap = array(); + if (preg_match_all("|(\{unwrap\}.+?\{/unwrap\})|s", $str, $matches)) { - $unwrap[] = $matches['1'][$i]; - $str = str_replace($matches['1'][$i], "{{unwrapped".$i."}}", $str); + for ($i = 0; $i < count($matches['0']); $i++) + { + $unwrap[] = $matches['1'][$i]; + $str = str_replace($matches['1'][$i], "{{unwrapped".$i."}}", $str); + } } - } - // Use PHP's native function to do the initial wordwrap. - // We set the cut flag to FALSE so that any individual words that are - // too long get left alone. In the next step we'll deal with them. - $str = wordwrap($str, $charlim, "\n", FALSE); + // Use PHP's native function to do the initial wordwrap. + // We set the cut flag to FALSE so that any individual words that are + // too long get left alone. In the next step we'll deal with them. + $str = wordwrap($str, $charlim, "\n", FALSE); - // Split the string into individual lines of text and cycle through them - $output = ""; - foreach (explode("\n", $str) as $line) - { - // Is the line within the allowed character count? - // If so we'll join it to the output and continue - if (strlen($line) <= $charlim) + // Split the string into individual lines of text and cycle through them + $output = ""; + foreach (explode("\n", $str) as $line) { - $output .= $line."\n"; - continue; - } - - $temp = ''; - while((strlen($line)) > $charlim) - { - // If the over-length word is a URL we won't wrap it - if (preg_match("!\[url.+\]|://|wwww.!", $line)) + // Is the line within the allowed character count? + // If so we'll join it to the output and continue + if (strlen($line) <= $charlim) { - break; + $output .= $line."\n"; + continue; } + + $temp = ''; + while((strlen($line)) > $charlim) + { + // If the over-length word is a URL we won't wrap it + if (preg_match("!\[url.+\]|://|wwww.!", $line)) + { + break; + } - // Trim the word down - $temp .= substr($line, 0, $charlim-1); - $line = substr($line, $charlim-1); - } + // Trim the word down + $temp .= substr($line, 0, $charlim-1); + $line = substr($line, $charlim-1); + } - // If $temp contains data it means we had to split up an over-length - // word into smaller chunks so we'll add it back to our current line - if ($temp != '') - { - $output .= $temp . "\n" . $line; - } - else - { - $output .= $line; - } + // If $temp contains data it means we had to split up an over-length + // word into smaller chunks so we'll add it back to our current line + if ($temp != '') + { + $output .= $temp . "\n" . $line; + } + else + { + $output .= $line; + } - $output .= "\n"; - } + $output .= "\n"; + } - // Put our markers back - if (count($unwrap) > 0) - { - foreach ($unwrap as $key => $val) - { - $output = str_replace("{{unwrapped".$key."}}", $val, $output); + // Put our markers back + if (count($unwrap) > 0) + { + foreach ($unwrap as $key => $val) + { + $output = str_replace("{{unwrapped".$key."}}", $val, $output); + } } - } - // Remove the unwrap tags - $output = str_replace(array('{unwrap}', '{/unwrap}'), '', $output); + // Remove the unwrap tags + $output = str_replace(array('{unwrap}', '{/unwrap}'), '', $output); - return $output; + return $output; + } } - ?> \ No newline at end of file diff --git a/system/helpers/typography_helper.php b/system/helpers/typography_helper.php index 4a746c6e4..4d9a1bb6b 100644 --- a/system/helpers/typography_helper.php +++ b/system/helpers/typography_helper.php @@ -34,28 +34,31 @@ * @param string * @return string */ -function nl2br_except_pre($str) +if (! function_exists('nl2br_except_pre')) { - $ex = explode("pre>",$str); - $ct = count($ex); - - $newstr = ""; - for ($i = 0; $i < $ct; $i++) + function nl2br_except_pre($str) { - if (($i % 2) == 0) - { - $newstr .= nl2br($ex[$i]); - } - else + $ex = explode("pre>",$str); + $ct = count($ex); + + $newstr = ""; + for ($i = 0; $i < $ct; $i++) { - $newstr .= $ex[$i]; - } + if (($i % 2) == 0) + { + $newstr .= nl2br($ex[$i]); + } + else + { + $newstr .= $ex[$i]; + } - if ($ct - 1 != $i) - $newstr .= "pre>"; - } + if ($ct - 1 != $i) + $newstr .= "pre>"; + } - return $newstr; + return $newstr; + } } // ------------------------------------------------------------------------ @@ -68,10 +71,13 @@ function nl2br_except_pre($str) * @param string * @return string */ -function auto_typography($str) +if (! function_exists('auto_typography')) { - $TYPE = new Auto_typography(); - return $TYPE->convert($str); + function auto_typography($str) + { + $TYPE = new Auto_typography(); + return $TYPE->convert($str); + } } // ------------------------------------------------------------------------ diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php index 9969af044..ad71caa45 100644 --- a/system/helpers/url_helper.php +++ b/system/helpers/url_helper.php @@ -37,10 +37,13 @@ * @param string * @return string */ -function site_url($uri = '') +if (! function_exists('site_url')) { - $CI =& get_instance(); - return $CI->config->site_url($uri); + function site_url($uri = '') + { + $CI =& get_instance(); + return $CI->config->site_url($uri); + } } // ------------------------------------------------------------------------ @@ -53,10 +56,13 @@ function site_url($uri = '') * @access public * @return string */ -function base_url() +if (! function_exists('base_url')) { - $CI =& get_instance(); - return $CI->config->slash_item('base_url'); + function base_url() + { + $CI =& get_instance(); + return $CI->config->slash_item('base_url'); + } } // ------------------------------------------------------------------------ @@ -69,10 +75,13 @@ function base_url() * @access public * @return string */ -function index_page() +if (! function_exists('index_page')) { - $CI =& get_instance(); - return $CI->config->item('index_page'); + function index_page() + { + $CI =& get_instance(); + return $CI->config->item('index_page'); + } } // ------------------------------------------------------------------------ @@ -88,34 +97,37 @@ function index_page() * @param mixed any attributes * @return string */ -function anchor($uri = '', $title = '', $attributes = '') +if (! function_exists('anchor')) { - $title = (string) $title; - - if ( ! is_array($uri)) - { - $site_url = ( ! preg_match('!^\w+://!i', $uri)) ? site_url($uri) : $uri; - } - else + function anchor($uri = '', $title = '', $attributes = '') { - $site_url = site_url($uri); - } + $title = (string) $title; - if ($title == '') - { - $title = $site_url; - } + if ( ! is_array($uri)) + { + $site_url = ( ! preg_match('!^\w+://!i', $uri)) ? site_url($uri) : $uri; + } + else + { + $site_url = site_url($uri); + } + + if ($title == '') + { + $title = $site_url; + } - if ($attributes == '') - { - $attributes = ' title="'.$title.'"'; - } - else - { - $attributes = _parse_attributes($attributes); - } + if ($attributes == '') + { + $attributes = ' title="'.$title.'"'; + } + else + { + $attributes = _parse_attributes($attributes); + } - return ''.$title.''; + return ''.$title.''; + } } // ------------------------------------------------------------------------ @@ -132,33 +144,36 @@ function anchor($uri = '', $title = '', $attributes = '') * @param mixed any attributes * @return string */ -function anchor_popup($uri = '', $title = '', $attributes = FALSE) -{ - $title = (string) $title; +if (! function_exists('anchor_popup')) +{ + function anchor_popup($uri = '', $title = '', $attributes = FALSE) + { + $title = (string) $title; - $site_url = ( ! preg_match('!^\w+://!i', $uri)) ? site_url($uri) : $uri; + $site_url = ( ! preg_match('!^\w+://!i', $uri)) ? site_url($uri) : $uri; - if ($title == '') - { - $title = $site_url; - } + if ($title == '') + { + $title = $site_url; + } - if ($attributes === FALSE) - { - return "".$title.""; - } + if ($attributes === FALSE) + { + return "".$title.""; + } - if ( ! is_array($attributes)) - { - $attributes = array(); - } + if ( ! is_array($attributes)) + { + $attributes = array(); + } - foreach (array('width' => '800', 'height' => '600', 'scrollbars' => 'yes', 'status' => 'yes', 'resizable' => 'yes', 'screenx' => '0', 'screeny' => '0', ) as $key => $val) - { - $atts[$key] = ( ! isset($attributes[$key])) ? $val : $attributes[$key]; - } + foreach (array('width' => '800', 'height' => '600', 'scrollbars' => 'yes', 'status' => 'yes', 'resizable' => 'yes', 'screenx' => '0', 'screeny' => '0', ) as $key => $val) + { + $atts[$key] = ( ! isset($attributes[$key])) ? $val : $attributes[$key]; + } - return "".$title.""; + return "".$title.""; + } } // ------------------------------------------------------------------------ @@ -172,18 +187,21 @@ function anchor_popup($uri = '', $title = '', $attributes = FALSE) * @param mixed any attributes * @return string */ -function mailto($email, $title = '', $attributes = '') +if (! function_exists('mailto')) { - $title = (string) $title; - - if ($title == "") + function mailto($email, $title = '', $attributes = '') { - $title = $email; - } + $title = (string) $title; - $attributes = _parse_attributes($attributes); + if ($title == "") + { + $title = $email; + } - return ''.$title.''; + $attributes = _parse_attributes($attributes); + + return ''.$title.''; + } } // ------------------------------------------------------------------------ @@ -199,100 +217,103 @@ function mailto($email, $title = '', $attributes = '') * @param mixed any attributes * @return string */ -function safe_mailto($email, $title = '', $attributes = '') +if (! function_exists('safe_mailto')) { - $title = (string) $title; - - if ($title == "") + function safe_mailto($email, $title = '', $attributes = '') { - $title = $email; - } + $title = (string) $title; + + if ($title == "") + { + $title = $email; + } - for ($i = 0; $i < 16; $i++) - { - $x[] = substr(' $val) + if (is_array($attributes)) { - $x[] = ' '.$key.'="'; - for ($i = 0; $i < strlen($val); $i++) + foreach ($attributes as $key => $val) { - $x[] = "|".ord(substr($val, $i, 1)); + $x[] = ' '.$key.'="'; + for ($i = 0; $i < strlen($val); $i++) + { + $x[] = "|".ord(substr($val, $i, 1)); + } + $x[] = '"'; } - $x[] = '"'; } - } - else - { - for ($i = 0; $i < strlen($attributes); $i++) - { - $x[] = substr($attributes, $i, 1); + else + { + for ($i = 0; $i < strlen($attributes); $i++) + { + $x[] = substr($attributes, $i, 1); + } } - } - } - - $x[] = '>'; + } - $temp = array(); - for ($i = 0; $i < strlen($title); $i++) - { - $ordinal = ord($title[$i]); + $x[] = '>'; - if ($ordinal < 128) + $temp = array(); + for ($i = 0; $i < strlen($title); $i++) { - $x[] = "|".$ordinal; - } - else - { - if (count($temp) == 0) + $ordinal = ord($title[$i]); + + if ($ordinal < 128) { - $count = ($ordinal < 224) ? 2 : 3; + $x[] = "|".$ordinal; } - - $temp[] = $ordinal; - if (count($temp) == $count) + else { - $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64); - $x[] = "|".$number; - $count = 1; - $temp = array(); + if (count($temp) == 0) + { + $count = ($ordinal < 224) ? 2 : 3; + } + + $temp[] = $ordinal; + if (count($temp) == $count) + { + $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64); + $x[] = "|".$number; + $count = 1; + $temp = array(); + } } } - } - $x[] = '<'; $x[] = '/'; $x[] = 'a'; $x[] = '>'; + $x[] = '<'; $x[] = '/'; $x[] = 'a'; $x[] = '>'; - $x = array_reverse($x); - ob_start(); + $x = array_reverse($x); + ob_start(); -?>= 0; i=i-1){ + if (l[i].substring(0, 1) == '|') document.write("&#"+unescape(l[i].substring(1))+";"); + else document.write(unescape(l[i]));} + //]]> + http'. - $matches['4'][$i].'://'. - $matches['5'][$i]. - $matches['6'][$i].''. - $period, $str); + $str = str_replace($matches['0'][$i], + $matches['1'][$i].'http'. + $matches['4'][$i].'://'. + $matches['5'][$i]. + $matches['6'][$i].''. + $period, $str); + } } } - } - if ($type != 'url') - { - if (preg_match_all("/([a-zA-Z0-9_\.\-]+)@([a-zA-Z0-9\-]+)\.([a-zA-Z0-9\-\.]*)/i", $str, $matches)) - { - for ($i = 0; $i < sizeof($matches['0']); $i++) + if ($type != 'url') + { + if (preg_match_all("/([a-zA-Z0-9_\.\-]+)@([a-zA-Z0-9\-]+)\.([a-zA-Z0-9\-\.]*)/i", $str, $matches)) { - $period = ''; - if (preg_match("|\.$|", $matches['3'][$i])) + for ($i = 0; $i < sizeof($matches['0']); $i++) { - $period = '.'; - $matches['3'][$i] = substr($matches['3'][$i], 0, -1); - } + $period = ''; + if (preg_match("|\.$|", $matches['3'][$i])) + { + $period = '.'; + $matches['3'][$i] = substr($matches['3'][$i], 0, -1); + } - $str = str_replace($matches['0'][$i], safe_mailto($matches['1'][$i].'@'.$matches['2'][$i].'.'.$matches['3'][$i]).$period, $str); - } + $str = str_replace($matches['0'][$i], safe_mailto($matches['1'][$i].'@'.$matches['2'][$i].'.'.$matches['3'][$i]).$period, $str); + } + } } + return $str; } - return $str; } // ------------------------------------------------------------------------ @@ -373,19 +397,22 @@ function auto_link($str, $type = 'both', $popup = FALSE) * @param string the URL * @return string */ -function prep_url($str = '') +if (! function_exists('prep_url')) { - if ($str == 'http://' OR $str == '') + function prep_url($str = '') { - return ''; - } + if ($str == 'http://' OR $str == '') + { + return ''; + } - if (substr($str, 0, 7) != 'http://' && substr($str, 0, 8) != 'https://') - { - $str = 'http://'.$str; - } + if (substr($str, 0, 7) != 'http://' && substr($str, 0, 8) != 'https://') + { + $str = 'http://'.$str; + } - return $str; + return $str; + } } // ------------------------------------------------------------------------ @@ -402,36 +429,39 @@ function prep_url($str = '') * @param string the separator: dash, or underscore * @return string */ -function url_title($str, $separator = 'dash') +if (! function_exists('url_title')) { - if ($separator == 'dash') - { - $search = '_'; - $replace = '-'; - } - else + function url_title($str, $separator = 'dash') { - $search = '-'; - $replace = '_'; - } + if ($separator == 'dash') + { + $search = '_'; + $replace = '-'; + } + else + { + $search = '-'; + $replace = '_'; + } - $trans = array( - $search => $replace, - "\s+" => $replace, - "[^a-z0-9".$replace."]" => '', - $replace."+" => $replace, - $replace."$" => '', - "^".$replace => '' - ); + $trans = array( + $search => $replace, + "\s+" => $replace, + "[^a-z0-9".$replace."]" => '', + $replace."+" => $replace, + $replace."$" => '', + "^".$replace => '' + ); - $str = strip_tags(strtolower($str)); + $str = strip_tags(strtolower($str)); - foreach ($trans as $key => $val) - { - $str = preg_replace("#".$key."#", $val, $str); - } + foreach ($trans as $key => $val) + { + $str = preg_replace("#".$key."#", $val, $str); + } - return trim(stripslashes($str)); + return trim(stripslashes($str)); + } } // ------------------------------------------------------------------------ @@ -446,16 +476,19 @@ function url_title($str, $separator = 'dash') * @param string the method: location or redirect * @return string */ -function redirect($uri = '', $method = 'location') +if (! function_exists('redirect')) { - switch($method) + function redirect($uri = '', $method = 'location') { - case 'refresh' : header("Refresh:0;url=".site_url($uri)); - break; - default : header("Location: ".site_url($uri)); - break; + switch($method) + { + case 'refresh' : header("Refresh:0;url=".site_url($uri)); + break; + default : header("Location: ".site_url($uri)); + break; + } + exit; } - exit; } // ------------------------------------------------------------------------ @@ -470,32 +503,35 @@ function redirect($uri = '', $method = 'location') * @param bool * @return string */ -function _parse_attributes($attributes, $javascript = FALSE) +if (! function_exists('_parse_attributes')) { - if (is_string($attributes)) + function _parse_attributes($attributes, $javascript = FALSE) { - return ($attributes != '') ? ' '.$attributes : ''; - } + if (is_string($attributes)) + { + return ($attributes != '') ? ' '.$attributes : ''; + } - $att = ''; - foreach ($attributes as $key => $val) - { - if ($javascript == TRUE) + $att = ''; + foreach ($attributes as $key => $val) { - $att .= $key . '=' . $val . ','; + if ($javascript == TRUE) + { + $att .= $key . '=' . $val . ','; + } + else + { + $att .= ' ' . $key . '="' . $val . '"'; + } } - else + + if ($javascript == TRUE AND $att != '') { - $att .= ' ' . $key . '="' . $val . '"'; + $att = substr($att, 0, -1); } - } - if ($javascript == TRUE AND $att != '') - { - $att = substr($att, 0, -1); + return $att; } - - return $att; } ?> \ No newline at end of file diff --git a/system/helpers/xml_helper.php b/system/helpers/xml_helper.php index 1a2c7379c..5aa6de9ec 100644 --- a/system/helpers/xml_helper.php +++ b/system/helpers/xml_helper.php @@ -34,25 +34,27 @@ * @param string * @return string */ -function xml_convert($str) +if (! function_exists('xml_convert')) { - $temp = '__TEMP_AMPERSANDS__'; - - // Replace entities to temporary markers so that - // ampersands won't get messed up - $str = preg_replace("/&#(\d+);/", "$temp\\1;", $str); - $str = preg_replace("/&(\w+);/", "$temp\\1;", $str); + function xml_convert($str) + { + $temp = '__TEMP_AMPERSANDS__'; + + // Replace entities to temporary markers so that + // ampersands won't get messed up + $str = preg_replace("/&#(\d+);/", "$temp\\1;", $str); + $str = preg_replace("/&(\w+);/", "$temp\\1;", $str); - $str = str_replace(array("&","<",">","\"", "'", "-"), - array("&", "<", ">", """, "'", "-"), - $str); + $str = str_replace(array("&","<",">","\"", "'", "-"), + array("&", "<", ">", """, "'", "-"), + $str); - // Decode the temp markers back to entities - $str = preg_replace("/$temp(\d+);/","&#\\1;",$str); - $str = preg_replace("/$temp(\w+);/","&\\1;", $str); + // Decode the temp markers back to entities + $str = preg_replace("/$temp(\d+);/","&#\\1;",$str); + $str = preg_replace("/$temp(\w+);/","&\\1;", $str); - return $str; + return $str; + } } - ?> \ No newline at end of file -- cgit v1.2.3-24-g4f1b