miniflux-legacy/miniflux/vendor/PicoTools/Helper.php

199 lines
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PHP
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2013-02-18 03:48:21 +01:00
<?php
namespace Helper;
function escape($value)
{
return htmlspecialchars($value, ENT_QUOTES, 'UTF-8', false);
}
/**
* Get the flash message if there is something
*
* @param string $html HTML tags of the flash message parsed with sprintf
* return string HTML tags with the message or empty string if nothing
*/
function flash($html)
{
$data = '';
if (isset($_SESSION['flash_message'])) {
$data = sprintf($html, escape($_SESSION['flash_message']));
unset($_SESSION['flash_message']);
}
return $data;
}
/**
* Get the flash error message if there is something
*
* @param string $html HTML tags of the flash message parsed with sprintf
* return string HTML tags with the message or empty string if nothing
*/
function flash_error($html)
{
$data = '';
if (isset($_SESSION['flash_error_message'])) {
$data = sprintf($html, escape($_SESSION['flash_error_message']));
unset($_SESSION['flash_error_message']);
}
return $data;
}
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function get_host_from_url($url)
{
return escape(parse_url($url, PHP_URL_HOST));
}
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function summary($value, $min_length = 5, $max_length = 120, $end = '[...]')
{
$length = strlen($value);
if ($length > $max_length) {
return substr($value, 0, strpos($value, ' ', $max_length)).' '.$end;
}
else if ($length < $min_length) {
return '';
}
return $value;
}
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function in_list($id, array $listing)
{
if (isset($listing[$id])) {
return escape($listing[$id]);
}
return '?';
}
function error_class(array $errors, $name)
{
return ! isset($errors[$name]) ? '' : ' form-error';
}
function error_list(array $errors, $name)
{
$html = '';
if (isset($errors[$name])) {
$html .= '<ul class="form-errors">';
foreach ($errors[$name] as $error) {
$html .= '<li>'.escape($error).'</li>';
}
$html .= '</ul>';
}
return $html;
}
function form_value($values, $name)
{
if (isset($values->$name)) {
return 'value="'.escape($values->$name).'"';
}
return isset($values[$name]) ? 'value="'.escape($values[$name]).'"' : '';
}
function form_hidden($name, $values = array())
{
return '<input type="hidden" name="'.$name.'" id="form-'.$name.'" '.form_value($values, $name).'/>';
}
function form_default_select($name, array $options, $values = array(), array $errors = array(), $class = '')
{
$options = array('' => '?') + $options;
return form_select($name, $options, $values, $errors, $class);
}
function form_select($name, array $options, $values = array(), array $errors = array(), $class = '')
{
$html = '<select name="'.$name.'" id="form-'.$name.'" class="'.$class.'">';
foreach ($options as $id => $value) {
$html .= '<option value="'.escape($id).'"';
if (isset($values->$name) && $id == $values->$name) $html .= ' selected="selected"';
if (isset($values[$name]) && $id == $values[$name]) $html .= ' selected="selected"';
$html .= '>'.escape($value).'</option>';
}
$html .= '</select>';
$html .= error_list($errors, $name);
return $html;
}
function form_label($label, $name, $class = '')
{
return '<label for="form-'.$name.'" class="'.$class.'">'.escape($label).'</label>';
}
function form_text($name, $values = array(), array $errors = array(), array $attributes = array(), $class = '')
{
$class .= error_class($errors, $name);
$html = '<input type="text" name="'.$name.'" id="form-'.$name.'" '.form_value($values, $name).' class="'.$class.'" ';
$html .= implode(' ', $attributes).'/>';
$html .= error_list($errors, $name);
return $html;
}
function form_password($name, $values = array(), array $errors = array(), array $attributes = array(), $class = '')
{
$class .= error_class($errors, $name);
$html = '<input type="password" name="'.$name.'" id="form-'.$name.'" '.form_value($values, $name).' class="'.$class.'" ';
$html .= implode(' ', $attributes).'/>';
$html .= error_list($errors, $name);
return $html;
}
function form_textarea($name, $values = array(), array $errors = array(), array $attributes = array(), $class = '')
{
$class .= error_class($errors, $name);
$html = '<textarea name="'.$name.'" id="form-'.$name.'" class="'.$class.'" ';
$html .= implode(' ', $attributes).'>';
$html .= isset($values->$name) ? escape($values->$name) : isset($values[$name]) ? $values[$name] : '';
$html .= '</textarea>';
$html .= error_list($errors, $name);
return $html;
}