greyhound.php
author Dan
Fri, 15 Aug 2008 23:49:00 -0400
changeset 34 3b817b961984
parent 33 3b4aef1efff6
parent 31 48004643a8a5
child 36 70ef461bbffa
permissions -rwxr-xr-x
Merging changes from nighthawk; added support for dumb terminals
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
6
5f35ebc4f9bb First release version. Renamed to Greyhound and readme/license files added.
Dan
parents: 5
diff changeset
     1
#!/usr/bin/env php
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     2
<?php
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     3
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     4
/**
6
5f35ebc4f9bb First release version. Renamed to Greyhound and readme/license files added.
Dan
parents: 5
diff changeset
     5
 * Greyhound - real web management for Amarok
5
9b96265b5918 Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
Dan
parents: 4
diff changeset
     6
 * Copyright (C) 2008 Dan Fuhry
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     7
 *
5
9b96265b5918 Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
Dan
parents: 4
diff changeset
     8
 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
9b96265b5918 Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
Dan
parents: 4
diff changeset
     9
 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
9b96265b5918 Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
Dan
parents: 4
diff changeset
    10
 *
9b96265b5918 Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
Dan
parents: 4
diff changeset
    11
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
9b96265b5918 Relicensed to GPLv2. Previous revisions should not be downloaded as they do not contain copies of appropriate licenses, which will be added in a later commit. Completed interface for mobile devices.
Dan
parents: 4
diff changeset
    12
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    13
 */
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    14
12
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    15
// Try to trap termination signals to cleanly close the socket when needed
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    16
// AmaroK sends a SIGTERM when it is shut down or the user requests to stop
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    17
// the script
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    18
if ( function_exists('pcntl_signal') )
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    19
{
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    20
  // required for signal handling to work
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    21
  declare(ticks=1);
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    22
  
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    23
  // trap SIGTERM
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    24
  pcntl_signal(SIGTERM, 'sigterm');
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    25
  pcntl_signal(SIGINT,  'sigterm');
32
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
    26
  pcntl_signal(SIGUSR1, 'handle_refresh_signal');
12
b3fcc21e557f Backend improvement to webserver that causes interrupts to work properly; made pcntl_signal only be called if it's supported
Dan
parents: 8
diff changeset
    27
}
8
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    28
15
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    29
//
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    30
// CONFIGURATION
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    31
//
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    32
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    33
// Listen on all interfaces. If this is false, it will only listen on
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    34
// 127.0.0.1 (the loopback interface)
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    35
$public = true;
15
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    36
// Allow control of playback. By default this is turned on but if you
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    37
// set this to false, it will only display the playlist.
4
cde92f6ec29f Should be completely iPhone/iPod Touch-friendly now :)
Dan
parents: 3
diff changeset
    38
$allowcontrol = true;
15
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    39
// The default theme. This should be a name of a directory in ./themes.
29
8210fdc7c317 Switched default theme to grey.
Dan
parents: 25
diff changeset
    40
$theme = 'grey';
15
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    41
// Allow forking when an HTTP request is received. This has advantages
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    42
// and disadvantages. If this experimental option is enabled, it will
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
    43
// result in faster responses and load times but more memory usage.
25
5c377ceb0e4c Added initial album artwork support.
Dan
parents: 21
diff changeset
    44
$allow_fork = true;
21
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    45
// set to true to enable authentication
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    46
// WARNING: THIS HAS SOME SERIOUS SECURITY PROBLEMS RIGHT NOW. I don't
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    47
// know what's causing it to not prompt for authentication from any
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    48
// client after the first successful auth.
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    49
$use_auth = false;
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    50
// valid users and passwords
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    51
$auth_data = array(
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    52
    'funky' => 'monkey',
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    53
    'fast' => 'forward'
74edc873234f Made the webserver a bit smarter. It handles running as root properly (only allows it if user/group specified and port < 1024) and directory listing is massively smarter.
Dan
parents: 19
diff changeset
    54
  );
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    55
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    56
@ini_set('display_errors', 'on');
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    57
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    58
// include files
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    59
require('functions.php');
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    60
8
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    61
// get the root
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    62
define('GREY_ROOT', dirname(__FILE__));
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    63
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    64
// create directories
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    65
@mkdir('./compiled');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    66
34
3b817b961984 Merging changes from nighthawk; added support for dumb terminals
Dan
parents: 33 31
diff changeset
    67
// what kind of terminal do we have?
3b817b961984 Merging changes from nighthawk; added support for dumb terminals
Dan
parents: 33 31
diff changeset
    68
$use_colors = ( @in_array(@$_SERVER['TERM'], array('linux', 'xterm', 'vt100')) ) ? true : false;
3b817b961984 Merging changes from nighthawk; added support for dumb terminals
Dan
parents: 33 31
diff changeset
    69
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    70
// start up...
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    71
33
3b4aef1efff6 Removed requirement for detecting home directory; artwork fetcher relies on return from saveCurrentPlaylist now
Dan
parents: 32
diff changeset
    72
status('Starting Greyhound Web Control v0.1a3');
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    73
status('loading files');
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    74
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    75
require('webserver.php');
8
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    76
define('SMARTY_DIR', GREY_ROOT . '/smarty/');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    77
require(GREY_ROOT . '/smarty/Smarty.class.php');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    78
require(GREY_ROOT . '/playlist.php');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    79
require(GREY_ROOT . '/json.php');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    80
require(GREY_ROOT . '/ajax.php');
25
5c377ceb0e4c Added initial album artwork support.
Dan
parents: 21
diff changeset
    81
require(GREY_ROOT . '/imagetools.php');
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    82
8
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    83
// signal handler
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    84
function sigterm($signal)
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    85
{
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    86
  global $httpd;
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    87
  status("Caught SIGTERM, cleaning up.");
16
23d4cf2f183b Disabled forking/keep-alive code, firefox doesn't seem to like the way it waits for requests
Dan
parents: 15
diff changeset
    88
  exit(0);
8
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    89
}
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
    90
31
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    91
status('doing PHP capabilities check');
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    92
if ( !function_exists('pcntl_signal') )
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    93
{
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    94
  warning('System does not support POSIX functions. Termination signals will result in unclean shutdown.');
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    95
}
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    96
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    97
if ( !function_exists('simplexml_load_file') )
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    98
{
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
    99
  warning('Can\'t find support for SimpleXML, which is needed to parse the Amarok playlist file.');
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
   100
  burnout('SimpleXML required to continue. You may have an outdated version of PHP; most versions of PHP 5 have SimpleXML built-in. Check your distribution\'s documentation to find out how to enable PHP\'s SimpleXML support.');
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
   101
}
48004643a8a5 Made Greyhound check for SimpleXML.
Dan
parents: 29
diff changeset
   102
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   103
status('initializing playlist');
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   104
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   105
// init playlist object
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   106
$playlist = array();
33
3b4aef1efff6 Removed requirement for detecting home directory; artwork fetcher relies on return from saveCurrentPlaylist now
Dan
parents: 32
diff changeset
   107
$amarok_home = false;
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   108
rebuild_playlist();
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   109
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   110
// startup webserver
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   111
$ip = ( $public ) ? '0.0.0.0' : '127.0.0.1';
3
e7447a6044ec $allowcontrol = false working and turned on now; switched default port back to 7447 instead of random; added favicon and apple-touch-icon
Dan
parents: 2
diff changeset
   112
$port = 7447;
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   113
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   114
try
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   115
{
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   116
  status('starting PhpHttpd');
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   117
  $httpd = new WebServer($ip, $port);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   118
  
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   119
  // setup handlers
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   120
  status('initializing handlers');
8
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
   121
  $httpd->add_handler('index',                'function', 'amarok_playlist');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
   122
  $httpd->add_handler('action.json',          'function', 'ajax_request_handler');
25
5c377ceb0e4c Added initial album artwork support.
Dan
parents: 21
diff changeset
   123
  $httpd->add_handler('artwork',              'function', 'artwork_request_handler');
8
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
   124
  $httpd->add_handler('scripts',              'dir',      GREY_ROOT . '/scripts');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
   125
  $httpd->add_handler('favicon.ico',          'file',     GREY_ROOT . '/amarok_icon.ico');
a8d108f37363 Modified to trap signals properly and not write to the root directory (only working directory)
Dan
parents: 7
diff changeset
   126
  $httpd->add_handler('apple-touch-icon.png', 'file',     GREY_ROOT . '/apple-touch-icon.png');
15
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   127
  // load all themes if forking is enabled
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   128
  // Themes are loaded when the playlist is requested. This is fine for
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   129
  // single-threaded operation, but if the playlist handler is only loaded
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   130
  // in a child process, we need to preload all themes into the parent before
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   131
  // children can respond to theme resource requests.
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   132
  if ( $allow_fork )
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   133
  {
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   134
    status('Preloading themes');
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   135
    
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   136
    $dh = @opendir(GREY_ROOT . '/themes');
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   137
    if ( !$dh )
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   138
      burnout('Could not open themes directory');
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   139
    while ( $dir = @readdir($dh) )
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   140
    {
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   141
      if ( $dir == '.' || $dir == '..' )
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   142
        continue;
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   143
      if ( is_dir( GREY_ROOT . "/themes/$dir" ) )
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   144
        load_theme($dir);
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   145
    }
2adca0f363fd Added multi-threading/forking/keep-alive support to webserver. w00t, feeling all POSIX-happy today!
Dan
parents: 13
diff changeset
   146
  }
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   147
  $httpd->allow_dir_list = true;
17
66c3eb4cdc4c Re-enabled multi-threaded operation after trying with a field test
Dan
parents: 16
diff changeset
   148
  $httpd->allow_fork = ( $allow_fork ) ? true : false;
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   149
  $httpd->default_document = 'index';
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   150
  
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   151
  status("Entering main server loop - ^C to interrupt, listening on port $port");
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   152
  $httpd->serve();
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   153
}
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   154
catch( Exception $e )
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   155
{
34
3b817b961984 Merging changes from nighthawk; added support for dumb terminals
Dan
parents: 33 31
diff changeset
   156
  if ( strstr(strval($e), "Could not bind") )
3b817b961984 Merging changes from nighthawk; added support for dumb terminals
Dan
parents: 33 31
diff changeset
   157
  {
3b817b961984 Merging changes from nighthawk; added support for dumb terminals
Dan
parents: 33 31
diff changeset
   158
    burnout("Could not bind to the port $ip:$port. Is Greyhound already running? Sometimes browsers don't close off their connections until Greyhound has been dead for about a minute, so try starting Greyhound again in roughly 60 seconds. If that doesn't work, type \"killall -9 php\" at a terminal and try starting Greyhound again in 60 seconds.");
3b817b961984 Merging changes from nighthawk; added support for dumb terminals
Dan
parents: 33 31
diff changeset
   159
  }
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   160
  burnout("Exception caught while running webserver:\n$e");
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   161
}
32
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   162
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   163
function handle_refresh_signal()
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   164
{
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   165
  global $httpd;
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   166
  if ( !is_object($httpd) )
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   167
    // we're not serving yet.
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   168
    return false;
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   169
    
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   170
  // we've got an httpd instance; rebuild the playlist
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   171
  rebuild_playlist();
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   172
  
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   173
  // if this is the parent, also ask the children to rebuild.
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   174
  if ( !defined('HTTPD_WS_CHILD') )
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   175
  {
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   176
    foreach ( $httpd->child_list as $pid )
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   177
    {
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   178
      posix_kill($pid, SIGUSR1);
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   179
    }
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   180
  }
86140ed9087d Experimental: upon change to playlist, send SIGUSR1 to parent process and branch out to all children to force a playlist refresh
Dan
parents: 25
diff changeset
   181
}