smarty/internals/core.read_cache_file.php
author Dan
Wed, 24 Sep 2008 13:47:23 -0400
changeset 53 a6b339665650
parent 0 c63de9eb7045
permissions -rw-r--r--
Fixed broken FORK_CHILD usage.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
0
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     1
<?php
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     2
/**
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     3
 * Smarty plugin
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     4
 * @package Smarty
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     5
 * @subpackage plugins
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     6
 */
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     7
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     8
/**
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
     9
 * read a cache file, determine if it needs to be
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    10
 * regenerated or not
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    11
 *
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    12
 * @param string $tpl_file
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    13
 * @param string $cache_id
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    14
 * @param string $compile_id
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    15
 * @param string $results
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    16
 * @return boolean
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    17
 */
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    18
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    19
//  $tpl_file, $cache_id, $compile_id, &$results
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    20
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    21
function smarty_core_read_cache_file(&$params, &$smarty)
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    22
{
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    23
    static  $content_cache = array();
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    24
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    25
    if ($smarty->force_compile) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    26
        // force compile enabled, always regenerate
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    27
        return false;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    28
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    29
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    30
    if (isset($content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']])) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    31
        list($params['results'], $smarty->_cache_info) = $content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']];
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    32
        return true;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    33
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    34
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    35
    if (!empty($smarty->cache_handler_func)) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    36
        // use cache_handler function
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    37
        call_user_func_array($smarty->cache_handler_func,
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    38
                             array('read', &$smarty, &$params['results'], $params['tpl_file'], $params['cache_id'], $params['compile_id'], null));
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    39
    } else {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    40
        // use local cache file
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    41
        $_auto_id = $smarty->_get_auto_id($params['cache_id'], $params['compile_id']);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    42
        $_cache_file = $smarty->_get_auto_filename($smarty->cache_dir, $params['tpl_file'], $_auto_id);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    43
        $params['results'] = $smarty->_read_file($_cache_file);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    44
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    45
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    46
    if (empty($params['results'])) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    47
        // nothing to parse (error?), regenerate cache
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    48
        return false;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    49
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    50
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    51
    $_contents = $params['results'];
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    52
    $_info_start = strpos($_contents, "\n") + 1;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    53
    $_info_len = (int)substr($_contents, 0, $_info_start - 1);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    54
    $_cache_info = unserialize(substr($_contents, $_info_start, $_info_len));
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    55
    $params['results'] = substr($_contents, $_info_start + $_info_len);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    56
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    57
    if ($smarty->caching == 2 && isset ($_cache_info['expires'])){
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    58
        // caching by expiration time
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    59
        if ($_cache_info['expires'] > -1 && (time() > $_cache_info['expires'])) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    60
            // cache expired, regenerate
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    61
            return false;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    62
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    63
    } else {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    64
        // caching by lifetime
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    65
        if ($smarty->cache_lifetime > -1 && (time() - $_cache_info['timestamp'] > $smarty->cache_lifetime)) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    66
            // cache expired, regenerate
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    67
            return false;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    68
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    69
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    70
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    71
    if ($smarty->compile_check) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    72
        $_params = array('get_source' => false, 'quiet'=>true);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    73
        foreach (array_keys($_cache_info['template']) as $_template_dep) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    74
            $_params['resource_name'] = $_template_dep;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    75
            if (!$smarty->_fetch_resource_info($_params) || $_cache_info['timestamp'] < $_params['resource_timestamp']) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    76
                // template file has changed, regenerate cache
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    77
                return false;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    78
            }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    79
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    80
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    81
        if (isset($_cache_info['config'])) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    82
            $_params = array('resource_base_path' => $smarty->config_dir, 'get_source' => false, 'quiet'=>true);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    83
            foreach (array_keys($_cache_info['config']) as $_config_dep) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    84
                $_params['resource_name'] = $_config_dep;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    85
                if (!$smarty->_fetch_resource_info($_params) || $_cache_info['timestamp'] < $_params['resource_timestamp']) {
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    86
                    // config file has changed, regenerate cache
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    87
                    return false;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    88
                }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    89
            }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    90
        }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    91
    }
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    92
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    93
    $content_cache[$params['tpl_file'].','.$params['cache_id'].','.$params['compile_id']] = array($params['results'], $_cache_info);
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    94
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    95
    $smarty->_cache_info = $_cache_info;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    96
    return true;
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    97
}
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    98
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
    99
/* vim: set expandtab: */
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   100
c63de9eb7045 First commit. Basic things are working and implemented (webserver, templating, DCOP interface)
Dan
parents:
diff changeset
   101
?>