diff options
Diffstat (limited to 'system/helpers')
| -rw-r--r-- | system/helpers/captcha_helper.php | 75 | ||||
| -rw-r--r-- | system/helpers/cookie_helper.php | 7 | ||||
| -rw-r--r-- | system/helpers/date_helper.php | 40 | ||||
| -rw-r--r-- | system/helpers/download_helper.php | 44 | ||||
| -rw-r--r-- | system/helpers/email_helper.php | 84 | ||||
| -rw-r--r-- | system/helpers/file_helper.php | 20 | ||||
| -rw-r--r-- | system/helpers/form_helper.php | 22 | ||||
| -rw-r--r-- | system/helpers/html_helper.php | 61 | ||||
| -rw-r--r-- | system/helpers/inflector_helper.php | 39 | ||||
| -rw-r--r-- | system/helpers/security_helper.php | 24 | ||||
| -rw-r--r-- | system/helpers/smiley_helper.php | 255 | ||||
| -rw-r--r-- | system/helpers/string_helper.php | 47 | ||||
| -rw-r--r-- | system/helpers/url_helper.php | 2 |
13 files changed, 141 insertions, 579 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php index b1a7eedd0..214e7f8fc 100644 --- a/system/helpers/captcha_helper.php +++ b/system/helpers/captcha_helper.php @@ -68,10 +68,11 @@ if ( ! function_exists('create_captcha')) 'img_url' => '', 'img_width' => '150', 'img_height' => '30', + 'img_alt' => 'captcha', 'font_path' => '', + 'font_size' => 16, 'expiration' => 7200, 'word_length' => 8, - 'font_size' => 16, 'img_id' => '', 'pool' => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ', 'colors' => array( @@ -94,30 +95,41 @@ if ( ! function_exists('create_captcha')) } } - if ($img_path === '' OR $img_url === '' - OR ! is_dir($img_path) OR ! is_really_writable($img_path) - OR ! extension_loaded('gd')) + if ( ! extension_loaded('gd')) { return FALSE; } - // ----------------------------------- - // Remove old images - // ----------------------------------- + if ($img_url !== '' OR $img_path !== '') + { + if ($img_path === '' OR $img_url === '' OR ! is_dir($img_path) OR ! is_really_writable($img_path)) + { + return FALSE; + } - $now = microtime(TRUE); + /** + * Remove old images + */ + $now = microtime(TRUE); - $current_dir = @opendir($img_path); - while ($filename = @readdir($current_dir)) - { - if (in_array(substr($filename, -4), array('.jpg', '.png')) - && (str_replace(array('.jpg', '.png'), '', $filename) + $expiration) < $now) + $current_dir = @opendir($img_path); + while ($filename = @readdir($current_dir)) { - @unlink($img_path.$filename); + if (preg_match('#^(?<ts>\d{10})\.png$#', $filename, $match) && ($match['ts'] + $expiration) < $now) + { + @unlink($img_path.$filename); + } } - } - @closedir($current_dir); + @closedir($current_dir); + + // This variable will later be used later to determine whether we write to disk or output a data:image URI + $img_filename = $now.'.png'; + } + else + { + $img_filename = NULL; + } // ----------------------------------- // Do we have a "word" yet? @@ -227,8 +239,8 @@ if ( ! function_exists('create_captcha')) // Determine angle and position // ----------------------------------- $length = strlen($word); - $angle = ($length >= 6) ? mt_rand(-($length-6), ($length-6)) : 0; - $x_axis = mt_rand(6, (360/$length)-16); + $angle = ($length >= 6) ? mt_rand(-($length - 6), ($length - 6)) : 0; + $x_axis = mt_rand(6, (360 / $length)-16); $y_axis = ($angle >= 0) ? mt_rand($img_height, $img_width) : mt_rand(6, $img_height); // Create image @@ -316,24 +328,31 @@ if ( ! function_exists('create_captcha')) // ----------------------------------- // Generate the image // ----------------------------------- - $img_url = rtrim($img_url, '/').'/'; - if (function_exists('imagejpeg')) - { - $img_filename = $now.'.jpg'; - imagejpeg($im, $img_path.$img_filename); - } - elseif (function_exists('imagepng')) + if (isset($img_filename)) { - $img_filename = $now.'.png'; + $img_src = rtrim($img_url, '/').'/'.$img_filename; imagepng($im, $img_path.$img_filename); } else { - return FALSE; + // I don't see an easier way to get the image contents without writing to file + $buffer = fopen('php://memory', 'wb+'); + imagepng($im, $buffer); + rewind($buffer); + $img_src = ''; + + // fread() will return an empty string (not FALSE) after the entire contents are read + while (strlen($read = fread($buffer, 4096))) + { + $img_src .= $read; + } + + fclose($buffer); + $img_src = 'data:image/png;base64,'.base64_encode($img_src); } - $img = '<img '.($img_id === '' ? '' : 'id="'.$img_id.'"').' src="'.$img_url.$img_filename.'" style="width: '.$img_width.'; height: '.$img_height .'; border: 0;" alt=" " />'; + $img = '<img '.($img_id === '' ? '' : 'id="'.$img_id.'"').' src="'.$img_src.'" style="width: '.$img_width.'; height: '.$img_height .'; border: 0;" alt="'.$img_alt.'" />'; ImageDestroy($im); return array('word' => $word, 'time' => $now, 'image' => $img, 'filename' => $img_filename); diff --git a/system/helpers/cookie_helper.php b/system/helpers/cookie_helper.php index b943edbae..a1a9324ff 100644 --- a/system/helpers/cookie_helper.php +++ b/system/helpers/cookie_helper.php @@ -59,7 +59,7 @@ if ( ! function_exists('set_cookie')) * * @param mixed * @param string the value of the cookie - * @param string the number of seconds until expiration + * @param int the number of seconds until expiration * @param string the cookie domain. Usually: .yourdomain.com * @param string the cookie path * @param string the cookie prefix @@ -67,7 +67,7 @@ if ( ! function_exists('set_cookie')) * @param bool true makes the cookie accessible via http(s) only (no javascript) * @return void */ - function set_cookie($name, $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = NULL, $httponly = NULL) + function set_cookie($name, $value = '', $expire = 0, $domain = '', $path = '/', $prefix = '', $secure = NULL, $httponly = NULL) { // Set the config file options get_instance()->input->set_cookie($name, $value, $expire, $domain, $path, $prefix, $secure, $httponly); @@ -85,9 +85,8 @@ if ( ! function_exists('get_cookie')) * @param bool * @return mixed */ - function get_cookie($index, $xss_clean = NULL) + function get_cookie($index, $xss_clean = FALSE) { - is_bool($xss_clean) OR $xss_clean = (config_item('global_xss_filtering') === TRUE); $prefix = isset($_COOKIE[$index]) ? '' : config_item('cookie_prefix'); return get_instance()->input->cookie($prefix.$index, $xss_clean); } diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php index bb1504260..799c9f6d2 100644 --- a/system/helpers/date_helper.php +++ b/system/helpers/date_helper.php @@ -122,46 +122,6 @@ if ( ! function_exists('mdate')) // ------------------------------------------------------------------------ -if ( ! function_exists('standard_date')) -{ - /** - * Standard Date - * - * Returns a date formatted according to the submitted standard. - * - * As of PHP 5.2, the DateTime extension provides constants that - * serve for the exact same purpose and are used with date(). - * - * @todo Remove in version 3.1+. - * @deprecated 3.0.0 Use PHP's native date() instead. - * @link http://www.php.net/manual/en/class.datetime.php#datetime.constants.types - * - * @example date(DATE_RFC822, now()); // default - * @example date(DATE_W3C, $time); // a different format and time - * - * @param string $fmt = 'DATE_RFC822' the chosen format - * @param int $time = NULL Unix timestamp - * @return string - */ - function standard_date($fmt = 'DATE_RFC822', $time = NULL) - { - if (empty($time)) - { - $time = now(); - } - - // Procedural style pre-defined constants from the DateTime extension - if (strpos($fmt, 'DATE_') !== 0 OR defined($fmt) === FALSE) - { - return FALSE; - } - - return date(constant($fmt), $time); - } -} - -// ------------------------------------------------------------------------ - if ( ! function_exists('timespan')) { /** diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php index b2a1458de..b2f0edb48 100644 --- a/system/helpers/download_helper.php +++ b/system/helpers/download_helper.php @@ -56,7 +56,7 @@ if ( ! function_exists('force_download')) * * Generates headers that force a download to happen * - * @param string filename + * @param mixed filename (or an array of local file path => destination filename) * @param mixed the data to be downloaded * @param bool whether to try and send the actual file MIME type * @return void @@ -69,14 +69,34 @@ if ( ! function_exists('force_download')) } elseif ($data === NULL) { - if ( ! @is_file($filename) OR ($filesize = @filesize($filename)) === FALSE) + // Is $filename an array as ['local source path' => 'destination filename']? + if (is_array($filename)) { - return; + if (count($filename) !== 1) + { + return; + } + + reset($filename); + $filepath = key($filename); + $filename = current($filename); + + if (is_int($filepath)) + { + return; + } + } + else + { + $filepath = $filename; + $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); + $filename = end($filename); } - $filepath = $filename; - $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); - $filename = end($filename); + if ( ! @is_file($filepath) OR ($filesize = @filesize($filepath)) === FALSE) + { + return; + } } else { @@ -121,11 +141,6 @@ if ( ! function_exists('force_download')) $filename = implode('.', $x); } - if ($data === NULL && ($fp = @fopen($filepath, 'rb')) === FALSE) - { - return; - } - // Clean output buffer if (ob_get_level() !== 0 && @ob_end_clean() === FALSE) { @@ -146,13 +161,12 @@ if ( ! function_exists('force_download')) exit($data); } - // Flush 1MB chunks of data - while ( ! feof($fp) && ($data = fread($fp, 1048576)) !== FALSE) + // Flush the file + if (@readfile($filepath) === FALSE) { - echo $data; + return; } - fclose($fp); exit; } } diff --git a/system/helpers/email_helper.php b/system/helpers/email_helper.php deleted file mode 100644 index b3755d453..000000000 --- a/system/helpers/email_helper.php +++ /dev/null @@ -1,84 +0,0 @@ -<?php -/** - * CodeIgniter - * - * An open source application development framework for PHP - * - * This content is released under the MIT License (MIT) - * - * Copyright (c) 2014 - 2017, British Columbia Institute of Technology - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * @package CodeIgniter - * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) - * @copyright Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) - * @license http://opensource.org/licenses/MIT MIT License - * @link https://codeigniter.com - * @since Version 1.0.0 - * @filesource - */ -defined('BASEPATH') OR exit('No direct script access allowed'); - -/** - * CodeIgniter Email Helpers - * - * @package CodeIgniter - * @subpackage Helpers - * @category Helpers - * @author EllisLab Dev Team - * @link https://codeigniter.com/user_guide/helpers/email_helper.html - */ - -// ------------------------------------------------------------------------ - -if ( ! function_exists('valid_email')) -{ - /** - * Validate email address - * - * @deprecated 3.0.0 Use PHP's filter_var() instead - * @param string $email - * @return bool - */ - function valid_email($email) - { - return (bool) filter_var($email, FILTER_VALIDATE_EMAIL); - } -} - -// ------------------------------------------------------------------------ - -if ( ! function_exists('send_email')) -{ - /** - * Send an email - * - * @deprecated 3.0.0 Use PHP's mail() instead - * @param string $recipient - * @param string $subject - * @param string $message - * @return bool - */ - function send_email($recipient, $subject, $message) - { - return mail($recipient, $subject, $message); - } -} diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php index d227f4684..6af632b07 100644 --- a/system/helpers/file_helper.php +++ b/system/helpers/file_helper.php @@ -49,26 +49,6 @@ defined('BASEPATH') OR exit('No direct script access allowed'); // ------------------------------------------------------------------------ -if ( ! function_exists('read_file')) -{ - /** - * Read File - * - * Opens the file specified in the path and returns it as a string. - * - * @todo Remove in version 3.1+. - * @deprecated 3.0.0 It is now just an alias for PHP's native file_get_contents(). - * @param string $file Path to file - * @return string File contents - */ - function read_file($file) - { - return @file_get_contents($file); - } -} - -// ------------------------------------------------------------------------ - if ( ! function_exists('write_file')) { /** diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index 13f196318..0c7ee4a40 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -273,11 +273,10 @@ if ( ! function_exists('form_upload')) * Identical to the input function but adds the "file" type * * @param mixed - * @param string * @param mixed * @return string */ - function form_upload($data = '', $value = '', $extra = '') + function form_upload($data = '', $extra = '') { $defaults = array('type' => 'file', 'name' => ''); is_array($data) OR $data = array('name' => $data); @@ -676,25 +675,6 @@ if ( ! function_exists('form_close')) // ------------------------------------------------------------------------ -if ( ! function_exists('form_prep')) -{ - /** - * Form Prep - * - * Formats text so that it can be safely placed in a form field in the event it has HTML tags. - * - * @deprecated 3.0.0 An alias for html_escape() - * @param string|string[] $str Value to escape - * @return string|string[] Escaped values - */ - function form_prep($str) - { - return html_escape($str, TRUE); - } -} - -// ------------------------------------------------------------------------ - if ( ! function_exists('set_value')) { /** diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php index 87a5f9b23..93ba2dd7d 100644 --- a/system/helpers/html_helper.php +++ b/system/helpers/html_helper.php @@ -229,7 +229,7 @@ if ( ! function_exists('doctype')) * @param string type The doctype to be generated * @return string */ - function doctype($type = 'xhtml1-strict') + function doctype($type = 'html5') { static $doctypes; @@ -360,51 +360,32 @@ if ( ! function_exists('meta')) $name = array($name); } + $allowed_types = array('charset', 'http-equiv', 'name', 'property'); $str = ''; foreach ($name as $meta) { - $type = (isset($meta['type']) && $meta['type'] !== 'name') ? 'http-equiv' : 'name'; - $name = isset($meta['name']) ? $meta['name'] : ''; - $content = isset($meta['content']) ? $meta['content'] : ''; - $newline = isset($meta['newline']) ? $meta['newline'] : "\n"; + // This is to preserve BC with pre-3.1 versions where only + // 'http-equiv' (default) and 'name' were supported. + if (isset($meta['type'])) + { + if ($meta['type'] === 'equiv') + { + $meta['type'] === 'http-equiv'; + } + elseif ( ! in_array($meta['type'], $allowed_types, TRUE)) + { + $meta['type'] = 'name'; + } + } - $str .= '<meta '.$type.'="'.$name.'" content="'.$content.'" />'.$newline; + $type = isset($meta['type']) ? $meta['type'] : 'name'; + $name = isset($meta['name']) ? $meta['name'] : ''; + $content = isset($meta['content']) ? $meta['content'] : ''; + $newline = isset($meta['newline']) ? $meta['newline'] : "\n"; + + $str .= '<meta '.$type.'="'.$name.($type === 'charset' ? '' : '" content="'.$content).'" />'.$newline; } return $str; } } - -// ------------------------------------------------------------------------ - -if ( ! function_exists('br')) -{ - /** - * Generates HTML BR tags based on number supplied - * - * @deprecated 3.0.0 Use str_repeat() instead - * @param int $count Number of times to repeat the tag - * @return string - */ - function br($count = 1) - { - return str_repeat('<br />', $count); - } -} - -// ------------------------------------------------------------------------ - -if ( ! function_exists('nbs')) -{ - /** - * Generates non-breaking space entities based on number supplied - * - * @deprecated 3.0.0 Use str_repeat() instead - * @param int - * @return string - */ - function nbs($num = 1) - { - return str_repeat(' ', $num); - } -} diff --git a/system/helpers/inflector_helper.php b/system/helpers/inflector_helper.php index 4a6805fbb..9e3cc38bc 100644 --- a/system/helpers/inflector_helper.php +++ b/system/helpers/inflector_helper.php @@ -274,3 +274,42 @@ if ( ! function_exists('is_countable')) ); } } + +// ------------------------------------------------------------------------ + +if ( ! function_exists('ordinal_format')) +{ + /** + * Returns the English ordinal numeral for a given number + * + * @param int $number + * @return string + */ + function ordinal_format($number) + { + if ( ! ctype_digit((string) $number) OR $number < 1) + { + return $number; + } + + $last_digit = array( + 0 => 'th', + 1 => 'st', + 2 => 'nd', + 3 => 'rd', + 4 => 'th', + 5 => 'th', + 6 => 'th', + 7 => 'th', + 8 => 'th', + 9 => 'th' + ); + + if (($number % 100) >= 11 && ($number % 100) <= 13) + { + return $number.'th'; + } + + return $number.$last_digit[$number % 10]; + } +} diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php index 5e2970a5c..72736fa7d 100644 --- a/system/helpers/security_helper.php +++ b/system/helpers/security_helper.php @@ -80,30 +80,6 @@ if ( ! function_exists('sanitize_filename')) } } -// -------------------------------------------------------------------- - -if ( ! function_exists('do_hash')) -{ - /** - * Hash encode a string - * - * @todo Remove in version 3.1+. - * @deprecated 3.0.0 Use PHP's native hash() instead. - * @param string $str - * @param string $type = 'sha1' - * @return string - */ - function do_hash($str, $type = 'sha1') - { - if ( ! in_array(strtolower($type), hash_algos())) - { - $type = 'md5'; - } - - return hash($type, $str); - } -} - // ------------------------------------------------------------------------ if ( ! function_exists('strip_image_tags')) diff --git a/system/helpers/smiley_helper.php b/system/helpers/smiley_helper.php deleted file mode 100644 index 2c9a3b4a6..000000000 --- a/system/helpers/smiley_helper.php +++ /dev/null @@ -1,255 +0,0 @@ -<?php -/** - * CodeIgniter - * - * An open source application development framework for PHP - * - * This content is released under the MIT License (MIT) - * - * Copyright (c) 2014 - 2017, British Columbia Institute of Technology - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * @package CodeIgniter - * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) - * @copyright Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) - * @license http://opensource.org/licenses/MIT MIT License - * @link https://codeigniter.com - * @since Version 1.0.0 - * @filesource - */ -defined('BASEPATH') OR exit('No direct script access allowed'); - -/** - * CodeIgniter Smiley Helpers - * - * @package CodeIgniter - * @subpackage Helpers - * @category Helpers - * @author EllisLab Dev Team - * @link https://codeigniter.com/user_guide/helpers/smiley_helper.html - * @deprecated 3.0.0 This helper is too specific for CI. - */ - -// ------------------------------------------------------------------------ - -if ( ! function_exists('smiley_js')) -{ - /** - * Smiley Javascript - * - * Returns the javascript required for the smiley insertion. Optionally takes - * an array of aliases to loosely couple the smiley array to the view. - * - * @param mixed alias name or array of alias->field_id pairs - * @param string field_id if alias name was passed in - * @param bool - * @return array - */ - function smiley_js($alias = '', $field_id = '', $inline = TRUE) - { - static $do_setup = TRUE; - $r = ''; - - if ($alias !== '' && ! is_array($alias)) - { - $alias = array($alias => $field_id); - } - - if ($do_setup === TRUE) - { - $do_setup = FALSE; - $m = array(); - - if (is_array($alias)) - { - foreach ($alias as $name => $id) - { - $m[] = '"'.$name.'" : "'.$id.'"'; - } - } - - $m = '{'.implode(',', $m).'}'; - - $r .= <<<EOF - var smiley_map = {$m}; - - function insert_smiley(smiley, field_id) { - var el = document.getElementById(field_id), newStart; - - if ( ! el && smiley_map[field_id]) { - el = document.getElementById(smiley_map[field_id]); - - if ( ! el) - return false; - } - - el.focus(); - smiley = " " + smiley; - - if ('selectionStart' in el) { - newStart = el.selectionStart + smiley.length; - - el.value = el.value.substr(0, el.selectionStart) + - smiley + - el.value.substr(el.selectionEnd, el.value.length); - el.setSelectionRange(newStart, newStart); - } - else if (document.selection) { - document.selection.createRange().text = smiley; - } - } -EOF; - } - elseif (is_array($alias)) - { - foreach ($alias as $name => $id) - { - $r .= 'smiley_map["'.$name.'"] = "'.$id."\";\n"; - } - } - - return ($inline) - ? '<script type="text/javascript" charset="utf-8">/*<![CDATA[ */'.$r.'// ]]></script>' - : $r; - } -} - -// ------------------------------------------------------------------------ - -if ( ! function_exists('get_clickable_smileys')) -{ - /** - * Get Clickable Smileys - * - * Returns an array of image tag links that can be clicked to be inserted - * into a form field. - * - * @param string the URL to the folder containing the smiley images - * @param array - * @return array - */ - function get_clickable_smileys($image_url, $alias = '') - { - // For backward compatibility with js_insert_smiley - if (is_array($alias)) - { - $smileys = $alias; - } - elseif (FALSE === ($smileys = _get_smiley_array())) - { - return FALSE; - } - - // Add a trailing slash to the file path if needed - $image_url = rtrim($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]])) - { - continue; - } - - $link[] = '<a href="javascript:void(0);" onclick="insert_smiley(\''.$key.'\', \''.$alias.'\')"><img src="'.$image_url.$smileys[$key][0].'" alt="'.$smileys[$key][3].'" style="width: '.$smileys[$key][1].'; height: '.$smileys[$key][2].'; border: 0;" /></a>'; - $used[$smileys[$key][0]] = TRUE; - } - - return $link; - } -} - -// ------------------------------------------------------------------------ - -if ( ! function_exists('parse_smileys')) -{ - /** - * Parse Smileys - * - * Takes a string as input and swaps any contained smileys for the actual image - * - * @param string the text to be parsed - * @param string the URL to the folder containing the smiley images - * @param array - * @return string - */ - function parse_smileys($str = '', $image_url = '', $smileys = NULL) - { - if ($image_url === '' OR ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array()))) - { - return $str; - } - - // Add a trailing slash to the file path if needed - $image_url = rtrim($image_url, '/').'/'; - - foreach ($smileys as $key => $val) - { - $str = str_replace($key, '<img src="'.$image_url.$smileys[$key][0].'" alt="'.$smileys[$key][3].'" style="width: '.$smileys[$key][1].'; height: '.$smileys[$key][2].'; border: 0;" />', $str); - } - - return $str; - } -} - -// ------------------------------------------------------------------------ - -if ( ! function_exists('_get_smiley_array')) -{ - /** - * Get Smiley Array - * - * Fetches the config/smiley.php file - * - * @return mixed - */ - function _get_smiley_array() - { - static $_smileys; - - if ( ! is_array($_smileys)) - { - if (file_exists(APPPATH.'config/smileys.php')) - { - include(APPPATH.'config/smileys.php'); - } - - if (file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) - { - include(APPPATH.'config/'.ENVIRONMENT.'/smileys.php'); - } - - if (empty($smileys) OR ! is_array($smileys)) - { - $_smileys = array(); - return FALSE; - } - - $_smileys = $smileys; - } - - return $_smileys; - } -} diff --git a/system/helpers/string_helper.php b/system/helpers/string_helper.php index 93446b82f..896973704 100644 --- a/system/helpers/string_helper.php +++ b/system/helpers/string_helper.php @@ -49,33 +49,6 @@ defined('BASEPATH') OR exit('No direct script access allowed'); // ------------------------------------------------------------------------ -if ( ! function_exists('trim_slashes')) -{ - /** - * Trim Slashes - * - * Removes any leading/trailing slashes from a string: - * - * /this/that/theother/ - * - * becomes: - * - * this/that/theother - * - * @todo Remove in version 3.1+. - * @deprecated 3.0.0 This is just an alias for PHP's native trim() - * - * @param string - * @return string - */ - function trim_slashes($str) - { - return trim($str, '/'); - } -} - -// ------------------------------------------------------------------------ - if ( ! function_exists('strip_slashes')) { /** @@ -282,23 +255,3 @@ if ( ! function_exists('alternator')) return $args[($i++ % count($args))]; } } - -// ------------------------------------------------------------------------ - -if ( ! function_exists('repeater')) -{ - /** - * Repeater function - * - * @todo Remove in version 3.1+. - * @deprecated 3.0.0 This is just an alias for PHP's native str_repeat() - * - * @param string $data String to repeat - * @param int $num Number of repeats - * @return string - */ - function repeater($data, $num = 1) - { - return ($num > 0) ? str_repeat($data, $num) : ''; - } -} diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php index 489f2d44e..2e09534f5 100644 --- a/system/helpers/url_helper.php +++ b/system/helpers/url_helper.php @@ -443,7 +443,7 @@ if ( ! function_exists('prep_url')) */ function prep_url($str = '') { - if ($str === 'http://' OR $str === '') + if ($str === '') { return ''; } |