diff options
Diffstat (limited to 'system/helpers')
| -rw-r--r-- | system/helpers/captcha_helper.php | 68 | ||||
| -rw-r--r-- | system/helpers/date_helper.php | 4 | ||||
| -rw-r--r-- | system/helpers/file_helper.php | 2 | ||||
| -rw-r--r-- | system/helpers/form_helper.php | 192 | ||||
| -rw-r--r-- | system/helpers/html_helper.php | 2 | ||||
| -rw-r--r-- | system/helpers/url_helper.php | 30 |
6 files changed, 135 insertions, 163 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php index f3b9c6cc4..ea46f97b3 100644 --- a/system/helpers/captcha_helper.php +++ b/system/helpers/captcha_helper.php @@ -43,15 +43,31 @@ if ( ! function_exists('create_captcha')) /** * Create CAPTCHA * - * @param array array of data for the CAPTCHA - * @param string path to create the image in - * @param string URL to the CAPTCHA image folder - * @param string server path to font + * @param array $data data for the CAPTCHA + * @param string $img_path path to create the image in + * @param string $img_url URL to the CAPTCHA image folder + * @param string $font_path server path to font * @return string */ function create_captcha($data = '', $img_path = '', $img_url = '', $font_path = '') { - $defaults = array('word' => '', 'img_path' => '', 'img_url' => '', 'img_width' => '150', 'img_height' => '30', 'font_path' => '', 'expiration' => 7200, 'word_length' => 8, 'pool' => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'); + $defaults = array( + 'word' => '', + 'img_path' => '', + 'img_url' => '', + 'img_width' => '150', + 'img_height' => '30', + 'font_path' => '', + 'expiration' => 7200, + 'word_length' => 8, + 'pool' => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ', + 'colors' => array( + 'background' => array(255,255,255), + 'border' => array(153,102,102), + 'text' => array(204,153,153), + 'grid' => array(255,182,182) + ) + ); foreach ($defaults as $key => $val) { @@ -110,9 +126,9 @@ if ( ! function_exists('create_captcha')) // Determine angle and position // ----------------------------------- $length = strlen($word); - $angle = ($length >= 6) ? rand(-($length-6), ($length-6)) : 0; - $x_axis = rand(6, (360/$length)-16); - $y_axis = ($angle >= 0) ? rand($img_height, $img_width) : rand(6, $img_height); + $angle = ($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 // PHP.net recommends imagecreatetruecolor(), but it isn't always available @@ -122,15 +138,19 @@ if ( ! function_exists('create_captcha')) // ----------------------------------- // Assign colors - // ----------------------------------- - $bg_color = imagecolorallocate($im, 255, 255, 255); - $border_color = imagecolorallocate($im, 153, 102, 102); - $text_color = imagecolorallocate($im, 204, 153, 153); - $grid_color = imagecolorallocate($im, 255, 182, 182); - $shadow_color = imagecolorallocate($im, 255, 240, 240); + // ---------------------------------- + + is_array($colors) OR $colors = $defaults['colors']; + + foreach (array_keys($defaults['colors']) as $key) + { + // Check for a possible missing value + is_array($colors[$key]) OR $colors[$key] = $defaults['colors'][$key]; + $colors[$key] = imagecolorallocate($im, $colors[$key][0], $colors[$key][1], $colors[$key][2]); + } - // Create the rectangle - ImageFilledRectangle($im, 0, 0, $img_width, $img_height, $bg_color); + // Create the rectangle + ImageFilledRectangle($im, 0, 0, $img_width, $img_height, $colors['background']); // ----------------------------------- // Create the spiral pattern @@ -151,7 +171,7 @@ if ( ! function_exists('create_captcha')) $rad1 = $radius * (($i + 1) / $points); $x1 = ($rad1 * cos($theta)) + $x_axis; $y1 = ($rad1 * sin($theta)) + $y_axis; - imageline($im, $x, $y, $x1, $y1, $grid_color); + imageline($im, $x, $y, $x1, $y1, $colors['grid']); $theta -= $thetac; } @@ -163,13 +183,13 @@ if ( ! function_exists('create_captcha')) if ($use_font === FALSE) { $font_size = 5; - $x = rand(0, $img_width / ($length / 3)); + $x = mt_rand(0, $img_width / ($length / 3)); $y = 0; } else { $font_size = 16; - $x = rand(0, $img_width / ($length / 1.5)); + $x = mt_rand(0, $img_width / ($length / 1.5)); $y = $font_size + 2; } @@ -177,20 +197,20 @@ if ( ! function_exists('create_captcha')) { if ($use_font === FALSE) { - $y = rand(0 , $img_height / 2); - imagestring($im, $font_size, $x, $y, $word[$i], $text_color); + $y = mt_rand(0 , $img_height / 2); + imagestring($im, $font_size, $x, $y, $word[$i], $colors['text']); $x += ($font_size * 2); } else { - $y = rand($img_height / 2, $img_height - 3); - imagettftext($im, $font_size, $angle, $x, $y, $text_color, $font_path, $word[$i]); + $y = mt_rand($img_height / 2, $img_height - 3); + imagettftext($im, $font_size, $angle, $x, $y, $colors['text'], $font_path, $word[$i]); $x += $font_size; } } // Create the border - imagerectangle($im, 0, 0, $img_width - 1, $img_height - 1, $border_color); + imagerectangle($im, 0, 0, $img_width - 1, $img_height - 1, $colors['border']); // ----------------------------------- // Generate the image diff --git a/system/helpers/date_helper.php b/system/helpers/date_helper.php index 41a7ab635..c3a8d3c9e 100644 --- a/system/helpers/date_helper.php +++ b/system/helpers/date_helper.php @@ -677,7 +677,7 @@ if ( ! function_exists('date_range')) $is_unix = ! ( ! $is_unix OR $is_unix === 'days'); // Validate input and try strtotime() on invalid timestamps/intervals, just in case - if ( ( ! ctype_digit((string) $unix_start) && ($unix_start = @strtotime($unix_time)) === FALSE) + if ( ( ! ctype_digit((string) $unix_start) && ($unix_start = @strtotime($unix_start)) === FALSE) OR ( ! ctype_digit((string) $mixed) && ($is_unix === FALSE OR ($mixed = @strtotime($mixed)) === FALSE)) OR ($is_unix === TRUE && $mixed < $unix_start)) { @@ -686,7 +686,7 @@ if ( ! function_exists('date_range')) if ($is_unix && ($unix_start == $mixed OR date($format, $unix_start) === date($format, $mixed))) { - return array($start_date); + return array(date($format, $unix_start)); } $range = array(); diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php index 1b8efff27..4b45a62d0 100644 --- a/system/helpers/file_helper.php +++ b/system/helpers/file_helper.php @@ -275,7 +275,7 @@ if ( ! function_exists('get_file_info')) switch ($key) { case 'name': - $fileinfo['name'] = substr(strrchr($file, DIRECTORY_SEPARATOR), 1); + $fileinfo['name'] = basename($file); break; case 'server_path': $fileinfo['server_path'] = $file; diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php index 2002d4269..85f1f4e01 100644 --- a/system/helpers/form_helper.php +++ b/system/helpers/form_helper.php @@ -50,15 +50,10 @@ if ( ! function_exists('form_open')) * @param array a key/value pair hidden data * @return string */ - function form_open($action = '', $attributes = '', $hidden = array()) + function form_open($action = '', $attributes = array(), $hidden = array()) { $CI =& get_instance(); - if ($attributes === '') - { - $attributes = 'method="post"'; - } - // If an action is not a full URL then turn it into one if ($action && strpos($action, '://') === FALSE) { @@ -70,10 +65,22 @@ if ( ! function_exists('form_open')) $action = $CI->config->site_url($CI->uri->uri_string()); } - $form = '<form action="'.$action.'"'._attributes_to_string($attributes, TRUE).">\n"; + $attributes = _attributes_to_string($attributes); + + if (stripos($attributes, 'method=') === FALSE) + { + $attributes .= ' method="post"'; + } + + if (stripos($attributes, 'accept-charset=') === FALSE) + { + $attributes .= ' accept-charset="'.strtolower(config_item('charset')).'"'; + } + + $form = '<form action="'.$action.'"'.$attributes.">\n"; // Add CSRF field if enabled, but leave it out for GET requests and requests to external websites - if ($CI->config->item('csrf_protection') === TRUE && ! (strpos($action, $CI->config->base_url()) === FALSE OR strpos($form, 'method="get"'))) + if ($CI->config->item('csrf_protection') === TRUE && ! (strpos($action, $CI->config->base_url()) === FALSE OR stripos($form, 'method="get"'))) { $hidden[$CI->security->get_csrf_token_name()] = $CI->security->get_csrf_hash(); } @@ -321,11 +328,8 @@ if ( ! function_exists('form_dropdown')) { $selected = array($_POST[$name]); } - - if ($extra != '') - { - $extra = ' '.$extra; - } + + $extra = _attributes_to_string($extra); $multiple = (count($selected) > 1 && strpos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : ''; @@ -542,12 +546,12 @@ if ( ! function_exists('form_fieldset')) * use form_fieldset_close() * * @param string The legend text - * @param string Additional attributes + * @param array Additional attributes * @return string */ function form_fieldset($legend_text = '', $attributes = array()) { - $fieldset = '<fieldset'._attributes_to_string($attributes, FALSE).">\n"; + $fieldset = '<fieldset'._attributes_to_string($attributes).">\n"; if ($legend_text !== '') { return $fieldset.'<legend>'.$legend_text."</legend>\n"; @@ -668,37 +672,22 @@ if ( ! function_exists('set_select')) */ function set_select($field = '', $value = '', $default = FALSE) { - $OBJ =& _get_validation_object(); + $CI =& get_instance(); - if ($OBJ === FALSE) + if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field)) + { + return $CI->form_validation->set_select($field, $value, $default); + } + elseif (($input = $CI->input->post($field, FALSE)) === NULL) + { + return ($default === TRUE) ? ' selected="selected"' : ''; + } + elseif (is_array($input) && in_array($value, $input, TRUE)) { - if ( ! isset($_POST[$field])) - { - if (count($_POST) === 0 && $default === TRUE) - { - return ' selected="selected"'; - } - return ''; - } - - $field = $_POST[$field]; - - if (is_array($field)) - { - if ( ! in_array($value, $field)) - { - return ''; - } - } - elseif (($field == '' OR $value == '') OR $field !== $value) - { - return ''; - } - return ' selected="selected"'; } - return $OBJ->set_select($field, $value, $default); + return ($input === $value) ? ' selected="selected"' : ''; } } @@ -719,37 +708,22 @@ if ( ! function_exists('set_checkbox')) */ function set_checkbox($field = '', $value = '', $default = FALSE) { - $OBJ =& _get_validation_object(); + $CI =& get_instance(); - if ($OBJ === FALSE) + if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field)) + { + return $CI->form_validation->set_checkbox($field, $value, $default); + } + elseif (($input = $CI->input->post($field, FALSE)) === NULL) + { + return ($default === TRUE) ? ' checked="checked"' : ''; + } + elseif (is_array($input) && in_array($value, $input, TRUE)) { - if ( ! isset($_POST[$field])) - { - if (count($_POST) === 0 && $default === TRUE) - { - return ' checked="checked"'; - } - return ''; - } - - $field = $_POST[$field]; - - if (is_array($field)) - { - if ( ! in_array($value, $field)) - { - return ''; - } - } - elseif (($field == '' OR $value == '') OR $field !== $value) - { - return ''; - } - return ' checked="checked"'; } - return $OBJ->set_checkbox($field, $value, $default); + return ($input === $value) ? ' checked="checked"' : ''; } } @@ -763,47 +737,25 @@ if ( ! function_exists('set_radio')) * Let's you set the selected value of a radio field via info in the POST array. * If Form Validation is active it retrieves the info from the validation class * - * @param string - * @param string - * @param bool + * @param string $field + * @param string $value + * @param bool $default * @return string */ function set_radio($field = '', $value = '', $default = FALSE) { - $OBJ =& _get_validation_object(); + $CI =& get_instance(); - if ($OBJ === FALSE) + if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field)) { - if ( ! isset($_POST[$field])) - { - if (count($_POST) === 0 && $default === TRUE) - { - return ' checked="checked"'; - } - return ''; - } - - $field = $_POST[$field]; - - if (is_array($field)) - { - if ( ! in_array($value, $field)) - { - return ''; - } - } - else - { - if (($field == '' OR $value == '') OR $field !== $value) - { - return ''; - } - } - - return ' checked="checked"'; + return $CI->form_validation->set_radio($field, $value, $default); + } + elseif (($input = $CI->input->post($field, FALSE)) === NULL) + { + return ($default === TRUE) ? ' checked="checked"' : ''; } - return $OBJ->set_radio($field, $value, $default); + return ($input === $value) ? ' checked="checked"' : ''; } } @@ -920,45 +872,24 @@ if ( ! function_exists('_attributes_to_string')) * Helper function used by some of the form helpers * * @param mixed - * @param bool * @return string */ - function _attributes_to_string($attributes, $formtag = FALSE) + function _attributes_to_string($attributes) { - if (is_string($attributes) && strlen($attributes) > 0) + if (empty($attributes)) { - if ($formtag === TRUE && strpos($attributes, 'method=') === FALSE) - { - $attributes .= ' method="post"'; - } - - if ($formtag === TRUE && strpos($attributes, 'accept-charset=') === FALSE) - { - $attributes .= ' accept-charset="'.strtolower(config_item('charset')).'"'; - } - - return ' '.$attributes; + return ''; } - if (is_object($attributes) && count($attributes) > 0) + if (is_object($attributes)) { $attributes = (array) $attributes; } - if (is_array($attributes) && ($formtag === TRUE OR count($attributes) > 0)) + if (is_array($attributes)) { $atts = ''; - if ( ! isset($attributes['method']) && $formtag === TRUE) - { - $atts .= ' method="post"'; - } - - if ( ! isset($attributes['accept-charset']) && $formtag === TRUE) - { - $atts .= ' accept-charset="'.strtolower(config_item('charset')).'"'; - } - foreach ($attributes as $key => $val) { $atts .= ' '.$key.'="'.$val.'"'; @@ -966,6 +897,13 @@ if ( ! function_exists('_attributes_to_string')) return $atts; } + + if (is_string($attributes)) + { + return ' '.$attributes; + } + + return FALSE; } } @@ -988,7 +926,7 @@ if ( ! function_exists('_get_validation_object')) // We set this as a variable since we're returning by reference. $return = FALSE; - if (FALSE !== ($object = $CI->load->is_loaded('form_validation'))) + if (FALSE !== ($object = $CI->load->is_loaded('Form_validation'))) { if ( ! isset($CI->$object) OR ! is_object($CI->$object)) { diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php index 80a27876f..ece39584b 100644 --- a/system/helpers/html_helper.php +++ b/system/helpers/html_helper.php @@ -109,7 +109,7 @@ if ( ! function_exists('_list')) * @param int * @return string */ - function _list($type = 'ul', $list, $attributes = '', $depth = 0) + function _list($type = 'ul', $list = array(), $attributes = '', $depth = 0) { // If an array wasn't submitted there's nothing to do... if ( ! is_array($list)) diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php index d0fab3fe0..fbb4a1b24 100644 --- a/system/helpers/url_helper.php +++ b/system/helpers/url_helper.php @@ -46,13 +46,20 @@ if ( ! function_exists('site_url')) * Create a local URL based on your basepath. Segments can be passed via the * first parameter either as a string or an array. * - * @param string + * @param string $uri + * @param string $protocol * @return string */ - function site_url($uri = '') + function site_url($uri = '', $protocol = NULL) { - $CI =& get_instance(); - return $CI->config->site_url($uri); + $uri = get_instance()->config->site_url($uri); + + if (isset($protocol)) + { + return $protocol.substr($uri, strpos($uri, '://')); + } + + return $uri; } } @@ -67,13 +74,20 @@ if ( ! function_exists('base_url')) * Segments can be passed in as a string or an array, same as site_url * or a URL to a file can be passed in, e.g. to an image file. * - * @param string + * @param string $uri + * @param string $protocol * @return string */ - function base_url($uri = '') + function base_url($uri = '', $protocol = NULL) { - $CI =& get_instance(); - return $CI->config->base_url($uri); + $uri = get_instance()->config->base_url($uri); + + if (isset($protocol)) + { + return $protocol.substr($uri, strpos($uri, '://')); + } + + return $uri; } } |