PHP apache_child_terminate函数代码示例

/**
 * This function expects to called during shutdown
 * should be set via register_shutdown_function()
 * in lib/setup.php .
 *
 * @return void
 */
function moodle_request_shutdown()
{
    global $CFG;
    // help apache server if possible
    $apachereleasemem = false;
    if (function_exists('apache_child_terminate') && function_exists('memory_get_usage') && ini_get_bool('child_terminate')) {
        $limit = empty($CFG->apachemaxmem) ? 64 * 1024 * 1024 : $CFG->apachemaxmem;
        //64MB default
        if (memory_get_usage() > get_real_size($limit)) {
            $apachereleasemem = $limit;
            @apache_child_terminate();
        }
    }
    // deal with perf logging
    if (defined('MDL_PERF') || (!empty($CFG->perfdebug) and $CFG->perfdebug > 7)) {
        if ($apachereleasemem) {
            error_log('Mem usage over ' . $apachereleasemem . ': marking Apache child for reaping.');
        }
        if (defined('MDL_PERFTOLOG')) {
            $perf = get_performance_info();
            error_log("PERF: " . $perf['txt']);
        }
        if (defined('MDL_PERFINC')) {
            $inc = get_included_files();
            $ts = 0;
            foreach ($inc as $f) {
                if (preg_match(':^/:', $f)) {
                    $fs = filesize($f);
                    $ts += $fs;
                    $hfs = display_size($fs);
                    error_log(substr($f, strlen($CFG->dirroot)) . " size: {$fs} ({$hfs})", NULL, NULL, 0);
                } else {
                    error_log($f, NULL, NULL, 0);
                }
            }
            if ($ts > 0) {
                $hts = display_size($ts);
                error_log("Total size of files included: {$ts} ({$hts})");
            }
        }
    }
}

function moodle_request_shutdown()
{
    global $CFG;
    // initially, we are only ever called under apache
    // but check just in case
    if (function_exists('apache_child_terminate') && function_exists('memory_get_usage') && ini_get_bool('child_terminate')) {
        if (empty($CFG->apachemaxmem)) {
            $CFG->apachemaxmem = 25000000;
            // default 25MiB
        }
        if (memory_get_usage() > (int) $CFG->apachemaxmem) {
            trigger_error('Mem usage over $CFG->apachemaxmem: marking child for reaping.');
            @apache_child_terminate();
        }
    }
    if (defined('MDL_PERF') || (!empty($CFG->perfdebug) and $CFG->perfdebug > 7)) {
        if (defined('MDL_PERFTOLOG')) {
            $perf = get_performance_info();
            error_log("PERF: " . $perf['txt']);
        }
        if (defined('MDL_PERFINC')) {
            $inc = get_included_files();
            $ts = 0;
            foreach ($inc as $f) {
                if (preg_match(':^/:', $f)) {
                    $fs = filesize($f);
                    $ts += $fs;
                    $hfs = display_size($fs);
                    error_log(substr($f, strlen($CFG->dirroot)) . " size: {$fs} ({$hfs})", NULL, NULL, 0);
                } else {
                    error_log($f, NULL, NULL, 0);
                }
            }
            if ($ts > 0) {
                $hts = display_size($ts);
                error_log("Total size of files included: {$ts} ({$hts})");
            }
        }
    }
}

 /**
  * 在本次请求结束后终止 apache 子进程
  * <code>Apache::terminate();</code>
  * @return bool 成功返回true，失败返回false
  */
 public static function terminate()
 {
     return @apache_child_terminate();
 }

//.........这里部分代码省略.........
     //if ($GLOBALS['phpgw']->msg->phpgw_before_xslt == False)
     //{
     // fix a b0rk in template showing last item 2 times under XSLT
     $final_V_display_part = '';
     //}
     $count_part_nice = count($this->bo->part_nice);
     for ($i = 0; $i < $count_part_nice; $i++) {
         if ($this->bo->part_nice[$i]['d_instructions'] == 'show') {
             $this->tpl->set_var('title_text', $this->bo->part_nice[$i]['title_text']);
             $this->tpl->set_var('display_str', $this->bo->part_nice[$i]['display_str']);
             $this->tpl->set_var('message_body', $this->bo->part_nice[$i]['message_body']);
             //$this->tpl->parse('V_display_part','B_display_part', True);
             //if ($GLOBALS['phpgw']->msg->phpgw_before_xslt)
             //{
             //	$this->tpl->parse('V_display_part','B_display_part', True);
             //}
             //else
             //{
             // fix a b0rk in template showing last item 2 times under XSLT
             $final_V_display_part .= $this->tpl->parse('V_display_part', 'B_display_part');
             //}
         } elseif ($this->bo->part_nice[$i]['d_instructions'] == 'echo_out') {
             // output a blank message body, we'll use an alternate method below
             $this->tpl->set_var('V_display_part', '');
             // -----  Finished With Message_Mail Template, Output It
             $this->tpl->pfp('out', 'T_message_main');
             // -----  Prepare a Table for this Echo Dump
             $this->tpl->set_var('title_text', $this->bo->part_nice[$i]['title_text']);
             $this->tpl->set_var('display_str', $this->bo->part_nice[$i]['display_str']);
             $this->tpl->parse('V_setup_echo_dump', 'B_setup_echo_dump');
             $this->tpl->set_var('V_done_echo_dump', '');
             $this->tpl->pfp('out', 'T_message_echo_dump');
             // -----  Prepare $msgball data for phpgw_fetchbody()
             $msgball = $GLOBALS['phpgw']->msg->get_arg_value('msgball');
             $msgball['part_no'] = $this->bo->part_nice[$i]['m_part_num_mime'];
             // -----  Echo This Data Directly to the Client
             // since the php version of this of b0rked for large msgs, perhaps use sockets code?
             echo '<pre>';
             echo $GLOBALS['phpgw']->msg->phpgw_fetchbody($msgball);
             echo '</pre>';
             // -----  Close Table
             $this->tpl->set_var('V_setup_echo_dump', '');
             $this->tpl->parse('V_done_echo_dump', 'B_done_echo_dump');
             $this->tpl->pfp('out', 'T_message_echo_dump');
             //  = = = =  = =======  CLEANUP AND EXIT PAGE ======= = = = = = =
             $did_echo_dump = True;
             break;
         }
     }
     //@set_time_limit(0);
     //if ($GLOBALS['phpgw']->msg->phpgw_before_xslt == False)
     //{
     //	// fix a b0rk in template showing last item 2 times under XSLT
     $this->tpl->set_var('V_display_part', $final_V_display_part);
     $final_V_display_part = '';
     unset($final_V_display_part);
     //}
     // new way to handle debug data, if there is debug data, this will put it in the template source data vars
     $this->tpl->set_var('debugdata', $GLOBALS['phpgw']->msg->dbug->notice_pagedone());
     if (isset($did_echo_dump) && $did_echo_dump == True) {
         // DO NOTHING!
         // echo dump already outputted the template
     } elseif ($GLOBALS['phpgw']->msg->phpgw_before_xslt) {
         $this->tpl->pfp('out', 'T_message_main');
         //$GLOBALS['phpgw']->common->phpgw_footer();
     } else {
         $this->tpl->set_unknowns('comment');
         //$this->tpl->set_unknowns('remove');
         $data = array();
         //$data['appname'] = lang('E-Mail');
         //$data['function_msg'] = lang('show message');
         $GLOBALS['phpgw_info']['flags']['email']['app_header'] = lang('E-Mail') . ': ' . lang('show message');
         $data['email_page'] = $this->tpl->parse('out', 'T_message_main');
         // new way to handle debug data, if this array has anything, put it in the template source data vars
         //if ($GLOBALS['phpgw']->msg->dbug->debugdata)
         //{
         //	$data['debugdata'] = $GLOBALS['phpgw']->msg->dbug->get_debugdata_stack();
         //}
         //$GLOBALS['phpgw']->xslttpl->set_var('phpgw',array('uimessage' => $data));
         $GLOBALS['phpgw']->xslttpl->set_var('phpgw', array('generic_out' => $data));
     }
     // ralfbecker patch dated 021124
     if (isset($this->bo->xi['application'])) {
         global $calendar_id;
         $calendar_id = $this->bo->xi['calendar_id'];
         $GLOBALS['phpgw']->hooks->single('email', $this->bo->xi['application']);
     }
     // tell apache to release emeory back to the system on script end
     //if ((isset($_SERVER['SERVER_SOFTWARE']))
     //&& (stristr($_SERVER['SERVER_SOFTWARE'], 'apache'))
     if (getenv('SERVER_SOFTWARE') && stristr(getenv('SERVER_SOFTWARE'), 'apache') && function_exists('apache_child_terminate') && ini_get('child_terminate')) {
         //echo 'doing apache_child_terminate';
         apache_child_terminate();
     }
     // close down ALL mailserver streams
     $GLOBALS['phpgw']->msg->end_request();
     // destroy the object
     $GLOBALS['phpgw']->msg = '';
     unset($GLOBALS['phpgw']->msg);
 }

/**
 * Opens and parses/checks a VMoodle nodelist for snapshotting. Basically
 * compatible with nodelist format.
 * @param string $nodelistlocation 
 */
function vmoodle_parse_csv_snaplist($nodelistlocation = '')
{
    global $CFG;
    vmoodle_setup_local_config();
    $vnodes = array();
    if (empty($nodelistlocation)) {
        $nodelistlocation = $CFG->dataroot . '/vmoodle/snaplist.csv';
    }
    // Decode file.
    $csv_encode = '/\\&\\#44/';
    if (isset($CFG->local_vmoodle_csvseparator)) {
        $csv_delimiter = '\\' . $CFG->local_vmoodle_csvseparator;
        $csv_delimiter2 = $CFG->local_vmoodle_csvseparator;
        if (isset($CFG->CSV_ENCODE)) {
            $csv_encode = '/\\&\\#' . $CFG->CSV_ENCODE . '/';
        }
    } else {
        $csv_delimiter = "\\;";
        $csv_delimiter2 = ";";
    }
    /*
     * File that is used is currently hardcoded here !
     * Large files are likely to take their time and memory. Let PHP know
     * that we'll take longer, and that the process should be recycled soon
     * to free up memory.
     */
    @set_time_limit(0);
    @raise_memory_limit("1024M");
    if (function_exists('apache_child_terminate')) {
        @apache_child_terminate();
    }
    // Make arrays of valid fields for error checking.
    $required = array('vhostname' => 1);
    // this will allow using a node creation list to operate
    $optional = array('name' => 1, 'shortname' => 1, 'vdatapath' => 1, 'vdbname' => 1, 'vdblogin' => 1, 'vdbpass' => 1, 'description' => 1, 'vdbhost' => 1, 'vdbpersist' => 1, 'vtemplate' => 1, 'services' => 1, 'enabled' => 1, 'mnet' => 1);
    $optionalDefaults = array('mnet' => 1, 'vdbtype' => 'mysqli', 'vdbhost' => $CFG->dbhost, 'vdbpersist' => $CFG->dboptions['dbpersist'], 'vdbprefix' => 'mdl_', 'vtemplate' => '', 'enabled' => 1, 'services' => 'default');
    $patterns = array();
    $metas = array('auth_.*', 'block_.*', 'mod_.*', 'local_.*', 'report_.*', 'format_.*', 'config_.*');
    // Get header (field names).
    $textlib = new textlib();
    if (!($fp = fopen($nodelistlocation, 'rb'))) {
        cli_error(get_string('badnodefile', 'local_vmoodle', $nodelistlocation));
    }
    // Jump any empty or comment line.
    $text = fgets($fp, 1024);
    $i = 0;
    while (vmoodle_is_empty_line_or_format($text, $i == 0)) {
        $text = fgets($fp, 1024);
        $i++;
    }
    $headers = explode($csv_delimiter2, $text);
    // Check for valid field names.
    foreach ($headers as $h) {
        $header[] = trim($h);
        $patternized = implode('|', $patterns) . "\\d+";
        $metapattern = implode('|', $metas);
        if (!(isset($required[$h]) or isset($optionalDefaults[$h]) or isset($optional[$h]) or preg_match("/{$patternized}/", $h) or preg_match("/{$metapattern}/", $h))) {
            cli_error(get_string('invalidfieldname', 'error', $h));
            return;
        }
        if (isset($required[trim($h)])) {
            $required[trim($h)] = 0;
        }
    }
    // Check for required fields.
    foreach ($required as $key => $value) {
        if ($value) {
            // Required field missing.
            cli_error(get_string('fieldrequired', 'error', $key));
            return;
        }
    }
    $linenum = 2;
    // Since header is line 1.
    // Take some from admin profile, other fixed by hardcoded defaults.
    while (!feof($fp)) {
        // Make a new base record.
        $vnode = new StdClass();
        foreach ($optionalDefaults as $key => $value) {
            $vnode->{$key} = $value;
        }
        // Commas within a field should be encoded as &#44 (for comma separated csv files).
        // Semicolon within a field should be encoded as &#59 (for semicolon separated csv files).
        $text = fgets($fp, 1024);
        if (vmoodle_is_empty_line_or_format($text, false)) {
            $i++;
            continue;
        }
        $valueset = explode($csv_delimiter2, $text);
        $f = 0;
        foreach ($valueset as $value) {
            // Decode encoded commas.
            $key = $headers[$f];
            $vnode->{$key} = preg_replace($csv_encode, $csv_delimiter2, trim($value));
            $f++;
//.........这里部分代码省略.........

function moodle_request_shutdown()
{
    global $CFG;
    // initially, we are only ever called under apache
    // but check just in case
    if (function_exists('apache_child_terminate') && function_exists('memory_get_usage') && ini_get_bool('child_terminate')) {
        if (empty($CFG->apachemaxmem)) {
            $CFG->apachemaxmem = 25000000;
            // default 25MiB
        }
        if (memory_get_usage() > (int) $CFG->apachemaxmem) {
            trigger_error('Mem usage over $CFG->apachemaxmem: marking child for reaping.');
            @apache_child_terminate();
        }
    }
    if (defined('MDL_PERF') || (!empty($CFG->perfdebug) and $CFG->perfdebug > 7)) {
        if (defined('MDL_PERFTOLOG')) {
            $perf = get_performance_info();
            error_log("PERF: " . $perf['txt']);
        }
    }
}

 /**
  * Actually process the uploaded CSV organization file upon successful upload.
  *
  * NOTE: A lot o code here is borrowed / modified from Moodle.
  *
  * @see Moodle:/admin/uploaduser.php
  *
  * @uses $CURMAN
  * @param array $fieldata A PHP upload file array (i.e. from the $_FILES superglobal).
  * @param bool  $update   Flag for updating existing records.
  * @param bool  $verbose  Flag for verbose output.
  * @return string Output for display.
  */
 function process_input_data($filedata, $update = false, $verbose = false)
 {
     global $CURMAN;
     $output = '';
     /// Don't check for a valid mime/type as this is causing errors for the client.
     /*
             if (!in_array($filedata['type'], $this->valid_mimetypes)) {
                 return 'The file format uploaded was incorrect';
             }
     */
     if ($filedata['size'] === 0) {
         return get_string('uploaded_empty_file', 'block_curr_admin');
     }
     /**
      * Large files are likely to take their time and memory. Let PHP know
      * that we'll take longer, and that the process should be recycled soon
      * to free up memory.
      */
     @set_time_limit(0);
     @cm_raise_memory_limit('192M');
     if (function_exists('apache_child_terminate')) {
         @apache_child_terminate();
     }
     $csv_encode = '/\\&\\#44/';
     $csv_delimiter = "\\,";
     $csv_delimiter2 = ",";
     $data = '';
     $file = @fopen($filedata['tmp_name'], 'rb');
     if ($file) {
         while (!feof($file)) {
             $data .= fread($file, 1024);
         }
         fclose($file);
     }
     if (empty($data)) {
         return get_string('no_data_file', 'block_curr_admin');
     }
     /**
      * Removes the BOM from unicode string - see http://unicode.org/faq/utf_bom.html
      *
      * Borrowed from Moodle code - /lib/textlib.class.php
      */
     $bom = "";
     if (strpos($data, $bom) === 0) {
         $data = substr($data, strlen($bom));
     }
     /**
      * Fix Mac/DOS newlines
      *
      * Borrowed from Moodle code - /admin/uploaduser.php
      */
     $data = preg_replace('!\\r\\n?!', "\n", $data);
     $fp = fopen($filedata['tmp_name'], 'w');
     fwrite($fp, $data);
     fclose($fp);
     $fp = fopen($filedata['tmp_name'], 'r');
     /**
      * The required and optional fields we're looking for in the CSV file.
      */
     $required = array('studentid' => 1, 'class' => 1, 'trainernum' => 1, 'startdate' => 1, 'enddate' => 1);
     $optional = array('firstname' => 1, 'lastname' => 1, 'curriculum' => 1, 'status' => 1, 'completed' => 1, 'grade' => 1, 'frequency' => 1, 'timeperiod' => 1);
     $colpos = array();
     $header = split($csv_delimiter, fgets($fp, 1024));
     // Check for valid field names
     foreach ($header as $i => $h) {
         $h = trim($h);
         $header[$i] = $h;
         // remove whitespace
         $h = ereg_replace('^\\"|\\"$', '', $h);
         // strip encapsulating quotes
         $header[$i] = $h;
         if (isset($required[$h])) {
             $required[$h] = 0;
             $colpos[$i] = $h;
         } else {
             if (isset($optional[$h])) {
                 $colpos[$i] = $h;
             }
         }
     }
     /// Check for required fields
     foreach ($required as $key => $value) {
         if ($value) {
             //required field missing
             return get_string('missing_required_field', 'block_curr_admin', $key);
         }
     }
//.........这里部分代码省略.........