Files
php-gtk-src/generator/override.php

392 lines
12 KiB
PHP

<?php
/*
* PHP-GTK - The PHP language bindings for GTK+
*
* Copyright (C) 2001-2008 Andrei Zmievski <andrei@php.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* $Id$ */
class Overrides {
var $ignores = array();
var $deprecated = array();
var $unignores = array();
var $glob_ignores = array();
var $overrides = array();
var $prop_overrides = array();
var $handler_overrides = array();
var $extra_methods = array();
var $extra_props = array();
var $extra_arginfo = array();//reflection information
var $unused_extra_arginfo = array();//which reflection information has not been used
var $register_classes = array();
var $headers = '';
var $constants = '';
var $post_registration = array();
var $lineinfo = array();
var $top_dir = '';
var $gtkversion = null; // gtk lib version
var $file_name = null;
public function __construct($file_name = null, $gtkversion = null)
{
if (version_compare($gtkversion, '2.6', '<')) {
$gtkversion = '2.6';
}
$this->gtkversion = $gtkversion;
if (!isset($file_name)) {
return;
}
$this->_set_file_version($file_name, $gtkversion);
$this->top_dir = getcwd();
$this->read_file($this->file_name);
}
private function _set_file_version($file_name, $gtkversion)
{
while (version_compare($gtkversion, '2.6', '>')) {
$split = explode('.', $file_name);
$try = $split[0].'-'.$gtkversion.'.'.$split[1];
if (file_exists($try)) {
$file_name = $try;
break;
}
$point = substr($gtkversion, 2);
$gtkversion = '2.'.($point - 2);
$this->_set_file_version($file_name, $gtkversion);
}
$this->file_name = $file_name;
}
function read_file($file_name)
{
$old_dir = getcwd();
$contents = file($file_name);
$new_dir = dirname(realpath($file_name));
if ($new_dir != $old_dir)
chdir($new_dir);
$blocks = array();
$block = '';
$blocklineno = $lineno = 1;
foreach ($contents as $line) {
$line = str_replace("\r\n", "\n", $line);
if (substr($line, 0, 2) == '%%') {
if ($block) {
$blocks[] = array($block, $blocklineno);
}
$block = preg_replace('!^%%\n?!', '', $line);
if ($block) {
$blocklineno = $lineno;
} else {
$blocklineno = $lineno + 1;
}
} else {
$block .= $line;
}
$lineno++;
}
if ($block) {
$blocks[] = array($block, $blocklineno);
}
if (!$blocks)
return;
$rel_path = substr($new_dir, strlen($this->top_dir)+1) . '/' . basename($file_name);
foreach ($blocks as $block_info) {
$this->_parse_block($block_info[0], $block_info[1], $rel_path);
}
chdir($old_dir);
}
function _parse_block($block, $blocklineno, $file_name)
{
if (strpos($block, "\n"))
list($line, $rest) = explode("\n", $block, 2);
else {
$line = $block;
$rest = '';
}
$words = preg_split('!\s+!', $line, -1, PREG_SPLIT_NO_EMPTY);
$command = array_shift($words);
switch ($command) {
case 'ignore':
foreach ($words as $func)
$this->ignores[$func] = true;
foreach (preg_split('!\s+!', $rest, -1, PREG_SPLIT_NO_EMPTY) as $func)
$this->ignores[$func] = true;
break;
case 'restore':
foreach ($words as $func)
$this->unignores[$func] = true;
foreach (preg_split('!\s+!', $rest, -1, PREG_SPLIT_NO_EMPTY) as $func)
$this->unignores[$func] = true;
break;
case 'ignore-win32':
if (WIN_OS) {
foreach ($words as $func)
$this->ignores[$func] = true;
foreach (preg_split('!\s+!', $rest, -1, PREG_SPLIT_NO_EMPTY) as $func)
$this->ignores[$func] = true;
}
break;
case 'ignore-glob':
foreach ($words as $func)
$this->glob_ignores[] = $func;
foreach (preg_split('!\s+!', $rest, -1, PREG_SPLIT_NO_EMPTY) as $func)
$this->glob_ignores[] = $func;
break;
case 'ignore-win32-glob':
if (WIN_OS) {
foreach ($words as $func)
$this->glob_ignores[] = $func;
foreach (preg_split('!\s+!', $rest, -1, PREG_SPLIT_NO_EMPTY) as $func)
$this->glob_ignores[] = $func;
}
break;
case 'deprecate':
$func_cname = $words[0];
$this->deprecated[$func_cname] = trim($rest);
break;
case 'override':
$func_cname = $words[0];
if (isset($words[1]))
$func_name = $words[1];
else
$func_name = null;
if (isset($words[2]))
$flags = $words[2];
else
$flags = null;
$this->overrides[$func_cname] = array($func_name, $rest, $flags);
$this->lineinfo[$func_cname] = array($blocklineno + 1, $file_name);
break;
case 'override-prop':
$class = $words[0];
$prop = $words[1];
if (isset($words[2]))
$type = $words[2];
else
$type = 'read';
$this->prop_overrides[$class][$prop][$type] = $rest;
$this->lineinfo["$class.$prop.$type"] = array($blocklineno + 1, $file_name);
break;
case 'override-handler':
$class = $words[0];
$handler = $words[1];
$this->handler_overrides[$class][$handler] = $rest;
$this->lineinfo["$class.$handler"] = array($blocklineno + 1, $file_name);
break;
case 'post-registration':
$class = $words[0];
$this->post_registration[$class] = $rest;
$this->lineinfo['post-registration'] = array($blocklineno + 1, $file_name);
break;
case 'include':
$file_name = $words[0];
$this->read_file($file_name);
break;
case 'add':
if (count($words) < 2) break;
$class = $words[0];
$method = $words[1];
if (isset($words[2]))
$flags = $words[2];
else
$flags = null;
$this->extra_methods[$class][$method] = array($rest, $flags);
$this->lineinfo["$class.$method"] = array($blocklineno + 1, $file_name);
break;
case 'add-prop':
$class = $words[0];
$prop = $words[1];
if (isset($words[2]))
$type = $words[2];
else
$type = 'read';
$this->extra_props[$class][$prop][$type] = $rest;
$this->lineinfo["$class.$prop.$type.extra"] = array($blocklineno + 1, $file_name);
break;
case 'add-arginfo':
$class = $words[0];
$method = $words[1];
$this->extra_arginfo[$class][$method] = $rest;
$this->unused_extra_arginfo[$class][$method] = true;
$this->lineinfo["$class.$method.arginfo"] = array($blocklineno + 1, $file_name);
break;
case 'headers':
$this->headers .= $rest;
$this->lineinfo['headers'] = array($blocklineno + 1, $file_name);
break;
case 'constants':
$this->constants .= $rest;
$this->lineinfo['constants'] = array($blocklineno + 1, $file_name);
break;
}
}
function is_ignored($name)
{
if(isset($this->unignores[$name]))
return false;
if (isset($this->ignores[$name]))
return true;
foreach ($this->glob_ignores as $glob) {
if (preg_match('!^' . str_replace('*', '.*', $glob) . '$!', $name))
return true;
}
return false;
}
function is_overriden($name)
{
return isset($this->overrides[$name]);
}
function get_override($name)
{
return $this->overrides[$name];
}
function is_deprecated($name)
{
return isset($this->deprecated[$name]);
}
function get_deprecated($name)
{
return $this->deprecated[$name];
}
function is_prop_overriden($class, $name)
{
return isset($this->prop_overrides[$class][$name]);
}
function get_prop_override($class, $name)
{
return $this->prop_overrides[$class][$name];
}
function is_handler_overriden($class, $handler)
{
return isset($this->handler_overrides[$class][$handler]);
}
function get_handler_override($class, $handler)
{
return $this->handler_overrides[$class][$handler];
}
function have_extra_methods($class)
{
return isset($this->extra_methods[$class]);
}
function get_extra_methods($class)
{
return $this->extra_methods[$class];
}
function have_extra_props($class)
{
return isset($this->extra_props[$class]);
}
function get_extra_props($class)
{
return $this->extra_props[$class];
}
function have_post_registration($class)
{
return isset($this->post_registration[$class]);
}
function get_post_registration($class)
{
return $this->post_registration[$class];
}
function get_headers()
{
return $this->headers;
}
function get_constants()
{
return $this->constants;
}
function get_line_info($id)
{
return $this->lineinfo[$id];
}
function has_extra_arginfo($class, $name)
{
return isset($this->extra_arginfo[$class][$name]);
}
function get_extra_arginfo($class, $name, $change_unused = true)
{
if ($change_unused) {
unset($this->unused_extra_arginfo[$class][$name]);
}
return $this->extra_arginfo[$class][$name];
}
function get_unused_arginfo()
{
return $this->unused_extra_arginfo;
}
}
/* vim: set et sts=4: */
?>