包含：登录失败锁定、90天密码有效期、30分钟会话超时、 强制改密、登录审计日志、屏幕水印、企业背景图、 备案信息固定底部、favicon、登录页JS修复等全部改动
This commit is contained in:
人事系统开发
@@ -0,0 +1,176 @@
|
||||
<?php
|
||||
declare(strict_types=1);
|
||||
namespace MRBS\ICalendar;
|
||||
|
||||
|
||||
class ComponentFactory
|
||||
{
|
||||
/**
|
||||
* Create a component from a string containing the component content.
|
||||
*
|
||||
* @return Component|false The component object, or false if the string is not a valid component.
|
||||
*/
|
||||
public static function createFromString(string $content)
|
||||
{
|
||||
// Trim and unfold the content, then split it into lines,
|
||||
$lines = explode(Calendar::EOL, self::unfold(trim($content)));
|
||||
|
||||
// It should have at least two lines: the first BEGIN: line and the last END: line.
|
||||
if (count($lines) < 2)
|
||||
{
|
||||
trigger_error("Component has fewer than two lines: '$content'", E_USER_WARNING);
|
||||
return false;
|
||||
}
|
||||
|
||||
// Work out what kind of component this is from the first line.
|
||||
$first_line = array_shift($lines);
|
||||
if (!str_starts_with($first_line, 'BEGIN:'))
|
||||
{
|
||||
trigger_error("First line of component is not BEGIN: line: '$first_line'", E_USER_WARNING);
|
||||
return false;
|
||||
}
|
||||
$component_name = mb_substr($first_line, mb_strlen('BEGIN:'));
|
||||
|
||||
// Check that the last line is a matching END: line.
|
||||
if ("END:$component_name" !== ($last_line = array_pop($lines)))
|
||||
{
|
||||
trigger_error("Last line of component is not 'END:$component_name' line: '$last_line'", E_USER_WARNING);
|
||||
return false;
|
||||
}
|
||||
|
||||
// Create the component object.
|
||||
switch ($component_name)
|
||||
{
|
||||
case Alarm::NAME:
|
||||
$component = new Alarm();
|
||||
break;
|
||||
case Daylight::NAME:
|
||||
$component = new Daylight();
|
||||
break;
|
||||
case Event::NAME:
|
||||
$component = new Event();
|
||||
break;
|
||||
case Freebusy::NAME:
|
||||
$component = new Freebusy();
|
||||
break;
|
||||
case Journal::NAME:
|
||||
$component = new Journal();
|
||||
break;
|
||||
case Standard::NAME:
|
||||
$component = new Standard();
|
||||
break;
|
||||
case Timezone::NAME:
|
||||
$component = new Timezone();
|
||||
break;
|
||||
case Todo::NAME:
|
||||
$component = new Todo();
|
||||
break;
|
||||
default:
|
||||
trigger_error("Unknown component type: '$component_name'", E_USER_WARNING);
|
||||
return false;
|
||||
break;
|
||||
}
|
||||
|
||||
// Go through the lines and add the properties to the component.
|
||||
while (null !== ($line = array_shift($lines)))
|
||||
{
|
||||
// Check for a nested component
|
||||
if (!str_starts_with($line, 'BEGIN:'))
|
||||
{
|
||||
// Not a nested component, so add the line as a property.
|
||||
$component->addProperty(Property::createFromString($line));
|
||||
}
|
||||
else
|
||||
{
|
||||
// We've got a nested component.
|
||||
$nested_component_name = mb_substr($line, mb_strlen('BEGIN:'));
|
||||
// Save the lines until we reach the END: line
|
||||
$nested_lines = [];
|
||||
do {
|
||||
$nested_lines[] = $line;
|
||||
} while (null !== ($line = array_shift($lines)) && ("END:$nested_component_name" !== $line));
|
||||
if (null === $line)
|
||||
{
|
||||
trigger_error("Nested $nested_component_name component does not have an END: line", E_USER_WARNING);
|
||||
return false;
|
||||
}
|
||||
// Add the END: line to the nested lines.
|
||||
$nested_lines[] = $line;
|
||||
// Get the nested component and add it to this component.
|
||||
// This code allows for an unlimited depth of nested components, though in practice only one level should be needed.
|
||||
if (false === ($nested_component = self::createFromString(implode(Calendar::EOL, $nested_lines))))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
$component->addComponent($nested_component);
|
||||
}
|
||||
}
|
||||
|
||||
return $component;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Reads the next component from a stream and creates a corresponding component object.
|
||||
*
|
||||
* @param resource $stream The input stream to read the component from.
|
||||
* @param string|null $component_name The specific component name to look for, or null to read any component.
|
||||
*
|
||||
* @return Component|false The component object if a valid component is found, or false if there are no more components.
|
||||
*/
|
||||
public static function getNextFromStream($stream, ?string $component_name=null)
|
||||
{
|
||||
$lines = [];
|
||||
|
||||
// Theoretically the line should be folded if it's longer than 75 octets,
|
||||
// but, just in case the file has been created without using folding, we
|
||||
// will read a large number (4096) of bytes to make sure that we get as
|
||||
// far as the end of the line.
|
||||
while (false !== ($line = stream_get_line($stream, 4096, Calendar::EOL)))
|
||||
{
|
||||
if (empty($lines))
|
||||
{
|
||||
if (str_starts_with($line, 'BEGIN:'))
|
||||
{
|
||||
// Work out what kind of component this is from the first line and see if it's the
|
||||
// one we're looking for. If it is, or if we're not looking for a specific component,
|
||||
// then start saving the content lines.
|
||||
$this_component_name = mb_substr($line, mb_strlen('BEGIN:'));
|
||||
if (!isset($component_name))
|
||||
{
|
||||
$component_name = $this_component_name;
|
||||
}
|
||||
elseif ($component_name !== $this_component_name)
|
||||
{
|
||||
continue;
|
||||
}
|
||||
// We've reached the start of a new component, so start saving the lines.
|
||||
$lines[] = $line;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$lines[] = $line;
|
||||
if ($line == "END:$this_component_name")
|
||||
{
|
||||
// We've reached the end of the component, so return the Component object.
|
||||
$content = implode(Calendar::EOL, $lines);
|
||||
return ComponentFactory::createFromString($content);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Reverse the RFC 5545 folding process, which splits lines into groups
|
||||
* of max 75 octets separated by 'CRLFspace' or 'CRLFtab'.
|
||||
*/
|
||||
private static function unfold(string $str) : string
|
||||
{
|
||||
return preg_replace('/\r\n[ \t]/u', '', $str);
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user