PHP io_readfile函数代码示例

 /**
  * Adds the file $src as a picture file without adding it to the content.
  * Returns name of the file in the document for reference.
  *
  * @param string $src
  * @return string
  */
 function addFileAsPicture($src)
 {
     $name = '';
     if (file_exists($src)) {
         list($ext, $mime) = mimetype($src);
         $name = 'Pictures/' . md5($src) . '.' . $ext;
         $this->addFile($name, $mime, io_readfile($src, false));
     }
     return $name;
 }

/**
 * Return DokuWiki's version (split up in date and type)
 *
 * @author Andreas Gohr <andi@splitbrain.org>
 */
function getVersionData()
{
    $version = array();
    //import version string
    if (@file_exists(DOKU_INC . 'VERSION')) {
        //official release
        $version['date'] = trim(io_readfile(DOKU_INC . 'VERSION'));
        $version['type'] = 'Release';
    } elseif (is_dir(DOKU_INC . '.git')) {
        $version['type'] = 'Git';
        $version['date'] = 'unknown';
        $inventory = DOKU_INC . '.git/logs/HEAD';
        if (is_file($inventory)) {
            $sz = filesize($inventory);
            $seek = max(0, $sz - 2000);
            // read from back of the file
            $fh = fopen($inventory, 'rb');
            fseek($fh, $seek);
            $chunk = fread($fh, 2000);
            fclose($fh);
            $chunk = trim($chunk);
            $chunk = @array_pop(explode("\n", $chunk));
            //last log line
            $chunk = @array_shift(explode("\t", $chunk));
            //strip commit msg
            $chunk = explode(" ", $chunk);
            array_pop($chunk);
            //strip timezone
            $date = date('Y-m-d', array_pop($chunk));
            if ($date) {
                $version['date'] = $date;
            }
        }
    } else {
        global $updateVersion;
        $version['date'] = 'update version ' . $updateVersion;
        $version['type'] = 'snapshot?';
    }
    return $version;
}

/**
 * Return DokuWikis version
 *
 * @author Andreas Gohr <andi@splitbrain.org>
 */
function getVersion()
{
    //import version string
    if (@file_exists('VERSION')) {
        //official release
        return 'Release ' . trim(io_readfile(DOKU_INC . '/VERSION'));
    } elseif (is_dir('_darcs')) {
        //darcs checkout - read last 2000 bytes of inventory
        $sz = filesize('_darcs/inventory');
        $seek = max(0, $sz - 2000);
        $fh = fopen('_darcs/inventory', 'rb');
        fseek($fh, $seek);
        $chunk = fread($fh, 2000);
        fclose($fh);
        $inv = preg_grep('#\\*\\*\\d{14}[\\]$]#', explode("\n", $chunk));
        $cur = array_pop($inv);
        preg_match('#\\*\\*(\\d{4})(\\d{2})(\\d{2})#', $cur, $matches);
        return 'Darcs ' . $matches[1] . '-' . $matches[2] . '-' . $matches[3];
    } else {
        return 'snapshot?';
    }
}

/**
 * Return DokuWiki's version (split up in date and type)
 *
 * @author Andreas Gohr <andi@splitbrain.org>
 */
function getVersionData()
{
    $version = array();
    //import version string
    if (@file_exists(DOKU_INC . 'VERSION')) {
        //official release
        $version['date'] = trim(io_readfile(DOKU_INC . 'VERSION'));
        $version['type'] = 'Release';
        return $version;
    } elseif (is_dir(DOKU_INC . '_darcs')) {
        if (is_file(DOKU_INC . '_darcs/inventory')) {
            $inventory = DOKU_INC . '_darcs/inventory';
        } elseif (is_file(DOKU_INC . '_darcs/hashed_inventory')) {
            $inventory = DOKU_INC . '_darcs/hashed_inventory';
        } else {
            $version['date'] = 'unknown';
            $version['type'] = 'Darcs';
            return $version;
        }
        //darcs checkout - read last 2000 bytes of inventory
        $sz = filesize($inventory);
        $seek = max(0, $sz - 2000);
        $fh = fopen($inventory, 'rb');
        fseek($fh, $seek);
        $chunk = fread($fh, 2000);
        fclose($fh);
        preg_match_all('#\\*\\*(\\d{4})(\\d{2})(\\d{2})\\d{6}(?:\\]|$)#m', $chunk, $matches, PREG_SET_ORDER);
        $version['date'] = implode('-', array_slice(array_pop($matches), 1));
        $version['type'] = 'Darcs';
        return $version;
    } else {
        $version['date'] = 'unknown';
        $version['type'] = 'snapshot?';
        return $version;
    }
}

/**
 * Returns the render instructions for a file
 *
 * Uses and creates a serialized cache file
 *
 * @author Andreas Gohr <andi@splitbrain.org>
 */
function p_cached_instructions($file, $cacheonly = false, $id = '')
{
    global $conf;
    $cache = new cache_instructions($id, $file);
    if ($cacheonly || $cache->useCache()) {
        return $cache->retrieveCache();
    } else {
        if (@file_exists($file)) {
            // no cache - do some work
            $ins = p_get_instructions(io_readfile($file));
            $cache->storeCache($ins);
            return $ins;
        }
    }
    return NULL;
}

 /**
  * @param string $src
  * @param  $width
  * @param  $height
  * @param  $align
  * @param  $title
  * @param  $style
  * @param  $returnonly
  */
 function _odtAddImage($src, $width = NULL, $height = NULL, $align = NULL, $title = NULL, $style = NULL, $returnonly = false)
 {
     $doc = '';
     if (file_exists($src)) {
         list($ext, $mime) = mimetype($src);
         $name = 'Pictures/' . md5($src) . '.' . $ext;
         $this->docHandler->addFile($name, $mime, io_readfile($src, false));
     } else {
         $name = $src;
     }
     // make sure width and height are available
     if (!$width || !$height) {
         list($width, $height) = $this->_odtGetImageSize($src, $width, $height);
     } else {
         // Adjust values for ODT
         $width = $this->adjustXLengthValueForODT($width);
         $height = $this->adjustYLengthValueForODT($height);
     }
     if ($align) {
         $anchor = 'paragraph';
     } else {
         $anchor = 'as-char';
     }
     if (!$style or !array_key_exists($style, $this->autostyles)) {
         $style = $this->styleset->getStyleName('media ' . $align);
     }
     if ($title) {
         $doc .= '<draw:frame draw:style-name="' . $style . '" draw:name="' . $this->_xmlEntities($title) . ' Legend"
                         text:anchor-type="' . $anchor . '" draw:z-index="0" svg:width="' . $width . '">';
         $doc .= '<draw:text-box>';
         $doc .= '<text:p text:style-name="' . $this->styleset->getStyleName('legend center') . '">';
     }
     $doc .= '<draw:frame draw:style-name="' . $style . '" draw:name="' . $this->_xmlEntities($title) . '"
                     text:anchor-type="' . $anchor . '" draw:z-index="0"
                     svg:width="' . $width . '" svg:height="' . $height . '" >';
     $doc .= '<draw:image xlink:href="' . $this->_xmlEntities($name) . '"
                     xlink:type="simple" xlink:show="embed" xlink:actuate="onLoad"/>';
     $doc .= '</draw:frame>';
     if ($title) {
         $doc .= $this->_xmlEntities($title) . '</text:p></draw:text-box></draw:frame>';
     }
     if ($returnonly) {
         return $doc;
     } else {
         $this->doc .= $doc;
     }
 }

/**
 * Send a  new password
 *
 * This function handles both phases of the password reset:
 *
 *   - handling the first request of password reset
 *   - validating the password reset auth token
 *
 * @author Benoit Chesneau <benoit@bchesneau.info>
 * @author Chris Smith <chris@jalakai.co.uk>
 * @author Andreas Gohr <andi@splitbrain.org>
 *
 * @return bool true on success, false on any error
 */
function act_resendpwd()
{
    global $lang;
    global $conf;
    global $auth;
    if (!actionOK('resendpwd')) {
        return false;
    }
    if (!$auth) {
        return false;
    }
    // should not be able to get here without modPass being possible...
    if (!$auth->canDo('modPass')) {
        msg($lang['resendna'], -1);
        return false;
    }
    $token = preg_replace('/[^a-f0-9]+/', '', $_REQUEST['pwauth']);
    if ($token) {
        // we're in token phase
        $tfile = $conf['cachedir'] . '/' . $token[0] . '/' . $token . '.pwauth';
        if (!@file_exists($tfile)) {
            msg($lang['resendpwdbadauth'], -1);
            return false;
        }
        $user = io_readfile($tfile);
        @unlink($tfile);
        $userinfo = $auth->getUserData($user);
        if (!$userinfo['mail']) {
            msg($lang['resendpwdnouser'], -1);
            return false;
        }
        $pass = auth_pwgen();
        if (!$auth->triggerUserMod('modify', array($user, array('pass' => $pass)))) {
            msg('error modifying user data', -1);
            return false;
        }
        if (auth_sendPassword($user, $pass)) {
            msg($lang['resendpwdsuccess'], 1);
        } else {
            msg($lang['regmailfail'], -1);
        }
        return true;
    } else {
        // we're in request phase
        if (!$_POST['save']) {
            return false;
        }
        if (empty($_POST['login'])) {
            msg($lang['resendpwdmissing'], -1);
            return false;
        } else {
            $user = trim($auth->cleanUser($_POST['login']));
        }
        $userinfo = $auth->getUserData($user);
        if (!$userinfo['mail']) {
            msg($lang['resendpwdnouser'], -1);
            return false;
        }
        // generate auth token
        $token = md5(auth_cookiesalt() . $user);
        //secret but user based
        $tfile = $conf['cachedir'] . '/' . $token[0] . '/' . $token . '.pwauth';
        $url = wl('', array('do' => 'resendpwd', 'pwauth' => $token), true, '&');
        io_saveFile($tfile, $user);
        $text = rawLocale('pwconfirm');
        $text = str_replace('@DOKUWIKIURL@', DOKU_URL, $text);
        $text = str_replace('@FULLNAME@', $userinfo['name'], $text);
        $text = str_replace('@LOGIN@', $user, $text);
        $text = str_replace('@TITLE@', $conf['title'], $text);
        $text = str_replace('@CONFIRM@', $url, $text);
        if (mail_send($userinfo['name'] . ' <' . $userinfo['mail'] . '>', $lang['regpwmail'], $text, $conf['mailfrom'])) {
            msg($lang['resendpwdconfirm'], 1);
        } else {
            msg($lang['regmailfail'], -1);
        }
        return true;
    }
    return false;
    // never reached
}

 /**
  * Sends a notify mail on new comment
  *
  * @param  array  $comment  data array of the new comment
  *
  * @author Andreas Gohr <andi@splitbrain.org>
  * @author Esther Brunner <wikidesign@gmail.com>
  */
 function _notify($comment, &$subscribers)
 {
     global $conf;
     global $ID;
     global $INFO;
     $notify_text = io_readfile($this->localfn('subscribermail'));
     $confirm_text = io_readfile($this->localfn('confirmsubscribe'));
     $subject_notify = '[' . $conf['title'] . '] ' . $this->getLang('mail_newcomment');
     $subject_subscribe = '[' . $conf['title'] . '] ' . $this->getLang('subscribe');
     $from = $conf['mailfrom'];
     $from = str_replace('@USER@', $_SERVER['REMOTE_USER'], $from);
     $from = str_replace('@NAME@', $INFO['userinfo']['name'], $from);
     $from = str_replace('@MAIL@', $INFO['userinfo']['mail'], $from);
     $search = array('@PAGE@', '@TITLE@', '@DATE@', '@NAME@', '@TEXT@', '@COMMENTURL@', '@UNSUBSCRIBE@', '@DOKUWIKIURL@');
     // prepare email body
     if ($conf['notify'] || $conf['subscribers']) {
         $replace = array($ID, $conf['title'], dformat($comment['date']['created'], $conf['dformat']), $comment['user']['name'], $comment['raw'], wl($ID, '', true) . '#comment_' . $comment['cid'], wl($ID, 'do=unsubscribe', true, '&'), DOKU_URL);
         $body = str_replace($search, $replace, $notify_text);
     }
     // send mail to notify address
     if ($conf['notify']) {
         $to = $conf['notify'];
         mail_send($to, $subject_notify, $body, $from, '', '');
     }
     // notify page subscribers
     if ($conf['subscribers']) {
         $to = '';
         // put all recipients in bcc field
         $data = array('id' => $ID, 'addresslist' => '', 'self' => false);
         trigger_event('COMMON_NOTIFY_ADDRESSLIST', $data, 'subscription_addresslist');
         $bcc = $data['addresslist'];
         mail_send($to, $subject_notify, $body, $from, '', $bcc);
     }
     // notify comment subscribers
     if (!empty($subscribers)) {
         foreach ($subscribers as $mail => $data) {
             $to = $mail;
             if ($data['active']) {
                 $replace = array($ID, $conf['title'], dformat($comment['date']['created'], $conf['dformat']), $comment['user']['name'], $comment['raw'], wl($ID, '', true) . '#comment_' . $comment['cid'], wl($ID, 'do=discussion_unsubscribe&hash=' . $data['hash'], true, '&'), DOKU_URL);
                 $body = str_replace($search, $replace, $notify_text);
                 mail_send($to, $subject_notify, $body, $from);
             } elseif (!$data['active'] && !$data['confirmsent']) {
                 $search = array('@PAGE@', '@TITLE@', '@SUBSCRIBE@', '@DOKUWIKIURL@');
                 $replace = array($ID, $conf['title'], wl($ID, 'do=discussion_confirmsubscribe&hash=' . $data['hash'], true, '&'), DOKU_URL);
                 $body = str_replace($search, $replace, $confirm_text);
                 mail_send($to, $subject_subscribe, $body, $from);
                 $subscribers[$mail]['confirmsent'] = true;
             }
         }
     }
 }

 /**
  * Sends a notify mail on new comment
  *
  * @param  array  $comment  data array of the new comment
  * @param  array  $subscribers data of the subscribers
  *
  * @author Andreas Gohr <andi@splitbrain.org>
  * @author Esther Brunner <wikidesign@gmail.com>
  */
 protected function _notify($comment, &$subscribers)
 {
     global $conf;
     global $ID;
     $notify_text = io_readfile($this->localfn('subscribermail'));
     $confirm_text = io_readfile($this->localfn('confirmsubscribe'));
     $subject_notify = '[' . $conf['title'] . '] ' . $this->getLang('mail_newcomment');
     $subject_subscribe = '[' . $conf['title'] . '] ' . $this->getLang('subscribe');
     $mailer = new Mailer();
     if (empty($_SERVER['REMOTE_USER'])) {
         $mailer->from($conf['mailfromnobody']);
     }
     $replace = array('PAGE' => $ID, 'TITLE' => $conf['title'], 'DATE' => dformat($comment['date']['created'], $conf['dformat']), 'NAME' => $comment['user']['name'], 'TEXT' => $comment['raw'], 'COMMENTURL' => wl($ID, '', true) . '#comment_' . $comment['cid'], 'UNSUBSCRIBE' => wl($ID, 'do=subscribe', true, '&'), 'DOKUWIKIURL' => DOKU_URL);
     $confirm_replace = array('PAGE' => $ID, 'TITLE' => $conf['title'], 'DOKUWIKIURL' => DOKU_URL);
     $mailer->subject($subject_notify);
     $mailer->setBody($notify_text, $replace);
     // send mail to notify address
     if ($conf['notify']) {
         $mailer->bcc($conf['notify']);
         $mailer->send();
     }
     // send email to moderators
     if ($this->getConf('moderatorsnotify')) {
         $mods = trim($this->getConf('moderatorgroups'));
         if (!empty($mods)) {
             global $auth;
             // create a clean mods list
             $mods = explode(',', $mods);
             $mods = array_map('trim', $mods);
             $mods = array_unique($mods);
             $mods = array_filter($mods);
             // search for moderators users
             foreach ($mods as $mod) {
                 if (!$auth->isCaseSensitive()) {
                     $mod = utf8_strtolower($mod);
                 }
                 // create a clean mailing list
                 $dests = array();
                 if ($mod[0] == '@') {
                     foreach ($auth->retrieveUsers(0, 0, array('grps' => $auth->cleanGroup(substr($mod, 1)))) as $user) {
                         if (!empty($user['mail'])) {
                             array_push($dests, $user['mail']);
                         }
                     }
                 } else {
                     $userdata = $auth->getUserData($auth->cleanUser($mod));
                     if (!empty($userdata['mail'])) {
                         array_push($dests, $userdata['mail']);
                     }
                 }
                 $dests = array_unique($dests);
                 // notify the users
                 $mailer->bcc(implode(',', $dests));
                 $mailer->send();
             }
         }
     }
     // notify page subscribers
     if (actionOK('subscribe')) {
         $data = array('id' => $ID, 'addresslist' => '', 'self' => false);
         if (class_exists('Subscription')) {
             /* Introduced in DokuWiki 2013-05-10 */
             trigger_event('COMMON_NOTIFY_ADDRESSLIST', $data, array(new Subscription(), 'notifyaddresses'));
         } else {
             /* Old, deprecated default handler */
             trigger_event('COMMON_NOTIFY_ADDRESSLIST', $data, 'subscription_addresslist');
         }
         $to = $data['addresslist'];
         if (!empty($to)) {
             $mailer->bcc($to);
             $mailer->send();
         }
     }
     // notify comment subscribers
     if (!empty($subscribers)) {
         foreach ($subscribers as $mail => $data) {
             $mailer->bcc($mail);
             if ($data['active']) {
                 $replace['UNSUBSCRIBE'] = wl($ID, 'do=discussion_unsubscribe&hash=' . $data['hash'], true, '&');
                 $mailer->subject($subject_notify);
                 $mailer->setBody($notify_text, $replace);
                 $mailer->send();
             } elseif (!$data['active'] && !$data['confirmsent']) {
                 $confirm_replace['SUBSCRIBE'] = wl($ID, 'do=discussion_confirmsubscribe&hash=' . $data['hash'], true, '&');
                 $mailer->subject($subject_subscribe);
                 $mailer->setBody($confirm_text, $confirm_replace);
                 $mailer->send();
                 $subscribers[$mail]['confirmsent'] = true;
             }
         }
     }
//.........这里部分代码省略.........

/**
 * Send a  new password
 *
 * This function handles both phases of the password reset:
 *
 *   - handling the first request of password reset
 *   - validating the password reset auth token
 *
 * @author Benoit Chesneau <benoit@bchesneau.info>
 * @author Chris Smith <chris@jalakai.co.uk>
 * @author Andreas Gohr <andi@splitbrain.org>
 *
 * @return bool true on success, false on any error
 */
function act_resendpwd()
{
    global $lang;
    global $conf;
    global $auth;
    if (!actionOK('resendpwd')) {
        msg($lang['resendna'], -1);
        return false;
    }
    $token = preg_replace('/[^a-f0-9]+/', '', $_REQUEST['pwauth']);
    if ($token) {
        // we're in token phase - get user info from token
        $tfile = $conf['cachedir'] . '/' . $token[0] . '/' . $token . '.pwauth';
        if (!@file_exists($tfile)) {
            msg($lang['resendpwdbadauth'], -1);
            unset($_REQUEST['pwauth']);
            return false;
        }
        // token is only valid for 3 days
        if (time() - filemtime($tfile) > 3 * 60 * 60 * 24) {
            msg($lang['resendpwdbadauth'], -1);
            unset($_REQUEST['pwauth']);
            @unlink($tfile);
            return false;
        }
        $user = io_readfile($tfile);
        $userinfo = $auth->getUserData($user);
        if (!$userinfo['mail']) {
            msg($lang['resendpwdnouser'], -1);
            return false;
        }
        if (!$conf['autopasswd']) {
            // we let the user choose a password
            // password given correctly?
            if (!isset($_REQUEST['pass']) || $_REQUEST['pass'] == '') {
                return false;
            }
            if ($_REQUEST['pass'] != $_REQUEST['passchk']) {
                msg($lang['regbadpass'], -1);
                return false;
            }
            $pass = $_REQUEST['pass'];
            if (!$auth->triggerUserMod('modify', array($user, array('pass' => $pass)))) {
                msg('error modifying user data', -1);
                return false;
            }
        } else {
            // autogenerate the password and send by mail
            $pass = auth_pwgen();
            if (!$auth->triggerUserMod('modify', array($user, array('pass' => $pass)))) {
                msg('error modifying user data', -1);
                return false;
            }
            if (auth_sendPassword($user, $pass)) {
                msg($lang['resendpwdsuccess'], 1);
            } else {
                msg($lang['regmailfail'], -1);
            }
        }
        @unlink($tfile);
        return true;
    } else {
        // we're in request phase
        if (!$_POST['save']) {
            return false;
        }
        if (empty($_POST['login'])) {
            msg($lang['resendpwdmissing'], -1);
            return false;
        } else {
            $user = trim($auth->cleanUser($_POST['login']));
        }
        $userinfo = $auth->getUserData($user);
        if (!$userinfo['mail']) {
            msg($lang['resendpwdnouser'], -1);
            return false;
        }
        // generate auth token
        $token = md5(auth_cookiesalt() . $user);
        //secret but user based
        $tfile = $conf['cachedir'] . '/' . $token[0] . '/' . $token . '.pwauth';
        $url = wl('', array('do' => 'resendpwd', 'pwauth' => $token), true, '&');
        io_saveFile($tfile, $user);
        $text = rawLocale('pwconfirm');
        $text = str_replace('@DOKUWIKIURL@', DOKU_URL, $text);
        $text = str_replace('@FULLNAME@', $userinfo['name'], $text);
//.........这里部分代码省略.........

 function _odtAddImage($src, $width = NULL, $height = NULL, $align = NULL, $title = NULL, $style = NULL)
 {
     if (file_exists($src)) {
         list($ext, $mime) = mimetype($src);
         $name = 'Pictures/' . md5($src) . '.' . $ext;
         if (!$this->manifest[$name]) {
             $this->manifest[$name] = $mime;
             $this->ZIP->add_File(io_readfile($src, false), $name, 0);
         }
     } else {
         $name = $src;
     }
     // make sure width and height are available
     if (!$width || !$height) {
         list($width, $height) = $this->_odtGetImageSize($src, $width, $height);
     }
     if ($align) {
         $anchor = 'paragraph';
     } else {
         $anchor = 'as-char';
     }
     if (!$style or !array_key_exists($style, $this->autostyles)) {
         $style = 'media' . $align;
     }
     if ($title) {
         $this->doc .= '<draw:frame draw:style-name="' . $style . '" draw:name="' . $this->_xmlEntities($title) . ' Legend"
                         text:anchor-type="' . $anchor . '" draw:z-index="0" svg:width="' . $width . '">';
         $this->doc .= '<draw:text-box>';
         $this->doc .= '<text:p text:style-name="legendcenter">';
     }
     $this->doc .= '<draw:frame draw:style-name="' . $style . '" draw:name="' . $this->_xmlEntities($title) . '"
                     text:anchor-type="' . $anchor . '" draw:z-index="0"
                     svg:width="' . $width . '" svg:height="' . $height . '" >';
     $this->doc .= '<draw:image xlink:href="' . $this->_xmlEntities($name) . '"
                     xlink:type="simple" xlink:show="embed" xlink:actuate="onLoad"/>';
     $this->doc .= '</draw:frame>';
     if ($title) {
         $this->doc .= $this->_xmlEntities($title) . '</text:p></draw:text-box></draw:frame>';
     }
 }

 function _odtAddImage($src, $width = NULL, $height = NULL, $align = NULL, $title = NULL, $style = NULL)
 {
     list($ext, $mime) = mimetype($src);
     $name = 'Pictures/' . md5($src) . '.' . $ext;
     if (!$this->manifest[$name]) {
         $this->manifest[$name] = $mime;
         $this->ZIP->add_File(io_readfile($src, false), $name, 0);
     }
     // make sure width and height is available
     // FIXME we don't have the dimension of an external file
     // (except it's cached, but this is not the default) there seems
     // to be no way to specify "use original image" in ODF - thus
     // a hardcoded default size of 200 pixel here
     if (!$width || !$height) {
         $info = getimagesize($src);
         if (!$width) {
             $width = $info[0];
             $height = $info[1];
         } else {
             $height = round($width * $info[1] / $info[0]);
         }
     }
     // convert from pixel to centimeters
     $width = $width / 96.0 * 2.54;
     $height = $height / 96.0 * 2.54;
     // Don't be wider than the page
     if ($width >= 17) {
         // FIXME : this assumes A4 page format with 2cm margins
         $width = $width . 'cm"  style:rel-width="100%';
         $height = $height . 'cm"  style:rel-height="scale';
     } else {
         $width = $width . 'cm';
         $height = $height . 'cm';
     }
     if ($align) {
         $anchor = 'paragraph';
     } else {
         $anchor = 'as-char';
     }
     if (!$style or !array_key_exists($style, $this->autostyles)) {
         $style = 'media' . $align;
     }
     if ($title) {
         $this->doc .= '<draw:frame draw:style-name="' . $style . '" draw:name="' . $this->_xmlEntities($title) . ' Legend"
                         text:anchor-type="' . $anchor . '" draw:z-index="0" svg:width="' . $width . '">';
         $this->doc .= '<draw:text-box>';
         $this->doc .= '<text:p text:style-name="legendcenter">';
     }
     $this->doc .= '<draw:frame draw:style-name="' . $style . '" draw:name="' . $this->_xmlEntities($title) . '"
                     text:anchor-type="' . $anchor . '" draw:z-index="0"
                     svg:width="' . $width . '" svg:height="' . $height . '" >';
     $this->doc .= '<draw:image xlink:href="' . $this->_xmlEntities($name) . '"
                     xlink:type="simple" xlink:show="embed" xlink:actuate="onLoad"/>';
     $this->doc .= '</draw:frame>';
     if ($title) {
         $this->doc .= $this->_xmlEntities($title) . '</text:p></draw:text-box></draw:frame>';
     }
 }

 /**
  * Get plain text of the wikipage
  */
 function _get_TEXT()
 {
     global $ID;
     $basePage = $ID;
     // check for perrmissions of type and base pages
     if (auth_quickaclcheck($basePage) < 1) {
         return false;
     }
     //get filename of the page
     $filename = wikiFN($basePage);
     $TEXT = io_readfile($filename);
     return $TEXT;
 }

 /**
  * Sends a notify mail on new comment
  *
  * @param  array  $comment  data array of the new comment
  * @param  array  $subscribers data of the subscribers
  *
  * @author Andreas Gohr <andi@splitbrain.org>
  * @author Esther Brunner <wikidesign@gmail.com>
  */
 function _notify($comment, &$subscribers)
 {
     global $conf;
     global $ID;
     $notify_text = io_readfile($this->localfn('subscribermail'));
     $confirm_text = io_readfile($this->localfn('confirmsubscribe'));
     $subject_notify = '[' . $conf['title'] . '] ' . $this->getLang('mail_newcomment');
     $subject_subscribe = '[' . $conf['title'] . '] ' . $this->getLang('subscribe');
     $mailer = new Mailer();
     if (empty($_SERVER['REMOTE_USER'])) {
         $mailer->from($conf['mailfromnobody']);
     }
     $replace = array('PAGE' => $ID, 'TITLE' => $conf['title'], 'DATE' => dformat($comment['date']['created'], $conf['dformat']), 'NAME' => $comment['user']['name'], 'TEXT' => $comment['raw'], 'COMMENTURL' => wl($ID, '', true) . '#comment_' . $comment['cid'], 'UNSUBSCRIBE' => wl($ID, 'do=subscribe', true, '&'), 'DOKUWIKIURL' => DOKU_URL);
     $confirm_replace = array('PAGE' => $ID, 'TITLE' => $conf['title'], 'DOKUWIKIURL' => DOKU_URL);
     $mailer->subject($subject_notify);
     $mailer->setBody($notify_text, $replace);
     // send mail to notify address
     if ($conf['notify']) {
         $mailer->bcc($conf['notify']);
         $mailer->send();
     }
     // notify page subscribers
     if (actionOK('subscribe')) {
         $data = array('id' => $ID, 'addresslist' => '', 'self' => false);
         if (class_exists('Subscription')) {
             /* Introduced in DokuWiki 2013-05-10 */
             trigger_event('COMMON_NOTIFY_ADDRESSLIST', $data, array(new Subscription(), 'notifyaddresses'));
         } else {
             /* Old, deprecated default handler */
             trigger_event('COMMON_NOTIFY_ADDRESSLIST', $data, 'subscription_addresslist');
         }
         $to = $data['addresslist'];
         if (!empty($to)) {
             $mailer->bcc($to);
             $mailer->send();
         }
     }
     // notify comment subscribers
     if (!empty($subscribers)) {
         foreach ($subscribers as $mail => $data) {
             $mailer->bcc($mail);
             if ($data['active']) {
                 $replace['UNSUBSCRIBE'] = wl($ID, 'do=discussion_unsubscribe&hash=' . $data['hash'], true, '&');
                 $mailer->subject($subject_notify);
                 $mailer->setBody($notify_text, $replace);
                 $mailer->send();
             } elseif (!$data['active'] && !$data['confirmsent']) {
                 $confirm_replace['SUBSCRIBE'] = wl($ID, 'do=discussion_confirmsubscribe&hash=' . $data['hash'], true, '&');
                 $mailer->subject($subject_subscribe);
                 $mailer->setBody($confirm_text, $confirm_replace);
                 $mailer->send();
                 $subscribers[$mail]['confirmsent'] = true;
             }
         }
     }
 }

/**
 * fulltext search helper
 * searches a text file with a given regular expression
 * no ACL checks are performed. This have to be done by
 * the caller if necessary.
 *
 * @param array  $data  reference to array for results
 * @param string $base  base directory
 * @param string $file  file name to search in
 * @param string $reg   regular expression to search for
 * @param array  $words words that should be marked in the results
 *
 * @author  Andreas Gohr <andi@splitbrain.org>
 * @author  Matthias Grimm <matthiasgrimm@users.sourceforge.net>
 *
 * @deprecated - fulltext indexer is used instead
 */
function search_regex(&$data, $base, $file, $reg, $words)
{
    //get text
    $text = io_readfile($base . '/' . $file);
    //lowercase text (u modifier does not help with case)
    $lctext = utf8_strtolower($text);
    //do the fulltext search
    $matches = array();
    if ($cnt = preg_match_all('#' . $reg . '#usi', $lctext, $matches)) {
        //this is not the best way for snippet generation but the fastest I could find
        $q = $words[0];
        //use first word for snippet creation
        $p = utf8_strpos($lctext, $q);
        $f = $p - 100;
        $l = utf8_strlen($q) + 200;
        if ($f < 0) {
            $f = 0;
        }
        $snippet = '<span class="search_sep"> ... </span>' . htmlspecialchars(utf8_substr($text, $f, $l)) . '<span class="search_sep"> ... </span>';
        $mark = '(' . join('|', $words) . ')';
        $snippet = preg_replace('#' . $mark . '#si', '<strong class="search_hit">\\1</strong>', $snippet);
        $data[] = array('id' => pathID($file), 'count' => preg_match_all('#' . $mark . '#usi', $lctext, $matches), 'poswords' => join(' ', $words), 'snippet' => $snippet);
    }
    return true;
}