The beginnings of HipHop compiled mode support. It works now for parser cache hits.
[lhc/web/wiklou.git] / includes / installer / WebInstaller.php
index ec23b0f..0d00726 100644 (file)
@@ -12,7 +12,7 @@
  * @ingroup Deployment
  * @since 1.17
  */
-class WebInstaller extends CoreInstaller {
+class WebInstaller extends Installer {
 
        /**
         * @var WebInstallerOutput
@@ -31,12 +31,13 @@ class WebInstaller extends CoreInstaller {
         *
         * @var array
         */
-       public $session;
+       protected $session;
 
        /**
         * Captured PHP error text. Temporary.
+        * @var array
         */
-       public $phpErrors;
+       protected $phpErrors;
 
        /**
         * The main sequence of page names. These will be displayed in turn.
@@ -44,9 +45,11 @@ class WebInstaller extends CoreInstaller {
         *    * Add it here
         *    * Add a config-page-<name> message
         *    * Add a WebInstaller_<name> class
+        * @var array
         */
        public $pageSequence = array(
                'Language',
+               'ExistingWiki',
                'Welcome',
                'DBConnect',
                'Upgrade',
@@ -59,8 +62,9 @@ class WebInstaller extends CoreInstaller {
 
        /**
         * Out of sequence pages, selectable by the user at any time.
+        * @var array
         */
-       public $otherPages = array(
+       protected $otherPages = array(
                'Restart',
                'Readme',
                'ReleaseNotes',
@@ -71,24 +75,35 @@ class WebInstaller extends CoreInstaller {
        /**
         * Array of pages which have declared that they have been submitted, have validated
         * their input, and need no further processing.
+        * @var array
         */
-       public $happyPages;
+       protected $happyPages;
 
        /**
         * List of "skipped" pages. These are pages that will automatically continue
         * to the next page on any GET request. To avoid breaking the "back" button,
         * they need to be skipped during a back operation.
+        * @var array
         */
-       public $skippedPages;
+       protected $skippedPages;
 
        /**
         * Flag indicating that session data may have been lost.
+        * @var bool
         */
        public $showSessionWarning = false;
 
-       public $tabIndex = 1;
+       /**
+        * Numeric index of the page we're on
+        * @var int
+        */
+       protected $tabIndex = 1;
 
-       public $currentPageName;
+       /**
+        * Name of the page we're on
+        * @var string
+        */
+       protected $currentPageName;
 
        /**
         * Constructor.
@@ -99,6 +114,11 @@ class WebInstaller extends CoreInstaller {
                parent::__construct();
                $this->output = new WebInstallerOutput( $this );
                $this->request = $request;
+
+               // Add parser hooks
+               global $wgParser;
+               $wgParser->setHook( 'downloadlink', array( $this, 'downloadLinkHook' ) );
+               $wgParser->setHook( 'doclink', array( $this, 'docLink' ) );
        }
 
        /**
@@ -157,6 +177,7 @@ class WebInstaller extends CoreInstaller {
                if ( $this->request->getVal( 'SubmitCC' ) ) {
                        $page = $this->getPageByName( 'Options' );
                        $this->output->useShortHeader();
+                       $this->output->allowFrames();
                        $page->submitCC();
                        return $this->finish();
                }
@@ -164,6 +185,7 @@ class WebInstaller extends CoreInstaller {
                if ( $this->request->getVal( 'ShowCC' ) ) {
                        $page = $this->getPageByName( 'Options' );
                        $this->output->useShortHeader();
+                       $this->output->allowFrames();
                        $this->output->addHTML( $page->getCCDoneBox() );
                        return $this->finish();
                }
@@ -171,15 +193,7 @@ class WebInstaller extends CoreInstaller {
                # Get the page name.
                $pageName = $this->request->getVal( 'page' );
 
-               # Check LocalSettings status
-               $localSettings = $this->getLocalSettingsStatus();
-
-               if( !$localSettings->isGood() && $this->getVar( '_LocalSettingsLocked' ) ) {
-                       $pageName = 'Locked';
-                       $pageId = false;
-                       $page = $this->getPageByName( $pageName );
-                       $page->setLocalSettingsStatus( $localSettings );
-               } elseif ( in_array( $pageName, $this->otherPages ) ) {
+               if ( in_array( $pageName, $this->otherPages ) ) {
                        # Out of sequence
                        $pageId = false;
                        $page = $this->getPageByName( $pageName );
@@ -268,6 +282,10 @@ class WebInstaller extends CoreInstaller {
                return $this->finish();
        }
 
+       /**
+        * Find the next page in sequence that hasn't been completed
+        * @return int
+        */
        public function getLowestUnhappy() {
                if ( count( $this->happyPages ) == 0 ) {
                        return 0;
@@ -280,22 +298,6 @@ class WebInstaller extends CoreInstaller {
         * Start the PHP session. This may be called before execute() to start the PHP session.
         */
        public function startSession() {
-               $sessPath = $this->getSessionSavePath();
-
-               if( $sessPath != '' ) {
-                       if( strval( ini_get( 'open_basedir' ) ) != '' ) {
-                               // we need to skip the following check when open_basedir is on.
-                               // The session path probably *wont* be writable by the current
-                               // user, and telling them to change it is bad. Bug 23021.
-                       } elseif( !is_dir( $sessPath ) || !is_writeable( $sessPath ) ) {
-                               $this->showError( 'config-session-path-bad', $sessPath );
-                               return false;
-                       }
-               } else {
-                       // If the path is unset it'll default to some system bit, which *probably* is ok...
-                       // not sure how to actually get what will be used.
-               }
-
                if( wfIniGetBool( 'session.auto_start' ) || session_id() ) {
                        // Done already
                        return true;
@@ -314,33 +316,22 @@ class WebInstaller extends CoreInstaller {
                return true;
        }
 
-       /**
-        * Get the value of session.save_path
-        *
-        * Per http://www.php.net/manual/en/session.configuration.php#ini.session.save-path,
-        * this may have an initial integer value to indicate the depth of session
-        * storage (eg /tmp/a/b/c). Explode on ; and check and see if this part is
-        * there or not. Should also allow paths with semicolons in them (if you
-        * really wanted your session files stored in /tmp/some;dir) which PHP
-        * supposedly supports.
-        *
-        * @return String
-        */
-       private function getSessionSavePath() {
-               $parts = explode( ';', ini_get( 'session.save_path' ), 2 );
-               return count( $parts ) == 1 ? $parts[0] : $parts[1];
-       }
-
        /**
         * Get a hash of data identifying this MW installation.
         *
-        * This is used by config/index.php to prevent multiple installations of MW
+        * This is used by mw-config/index.php to prevent multiple installations of MW
         * on the same cookie domain from interfering with each other.
         */
        public function getFingerprint() {
                // Get the base URL of the installation
                $url = $this->request->getFullRequestURL();
+               if ( preg_match( '!^(.*\?)!', $url, $m) ) {
+                       // Trim query string
+                       $url = $m[1];
+               }
                if ( preg_match( '!^(.*)/[^/]*/[^/]*$!', $url, $m ) ) {
+                       // This... seems to try to get the base path from
+                       // the /mw-config/index.php. Kinda scary though?
                        $url = $m[1];
                }
                return md5( serialize( array(
@@ -383,10 +374,20 @@ class WebInstaller extends CoreInstaller {
                return $this->session;
        }
 
+       /**
+        * We're restarting the installation, reset the session, happyPages, etc
+        */
+       public function reset() {
+               $this->session = array();
+               $this->happyPages = array();
+               $this->settings = array();
+       }
+
        /**
         * Get a URL for submission back to the same script.
         *
         * @param $query: Array
+        * @return string
         */
        public function getUrl( $query = array() ) {
                $url = $this->request->getRequestURL();
@@ -404,13 +405,9 @@ class WebInstaller extends CoreInstaller {
         * Get a WebInstallerPage by name.
         *
         * @param $pageName String
-        *
         * @return WebInstallerPage
         */
        public function getPageByName( $pageName ) {
-               // Totally lame way to force autoload of WebInstallerPage.php
-               class_exists( 'WebInstallerPage' );
-
                $pageClass = 'WebInstaller_' . $pageName;
 
                return new $pageClass( $this );
@@ -432,6 +429,8 @@ class WebInstaller extends CoreInstaller {
 
        /**
         * Set a session variable.
+        * @param $name String key for the variable
+        * @param $value Mixed
         */
        public function setSession( $name, $value ) {
                $this->session[$name] = $value;
@@ -439,6 +438,7 @@ class WebInstaller extends CoreInstaller {
 
        /**
         * Get the next tabindex attribute value.
+        * @return int
         */
        public function nextTabIndex() {
                return $this->tabIndex++;
@@ -507,11 +507,7 @@ class WebInstaller extends CoreInstaller {
                }
 
                $s .= "</ul><br/><ul>\n";
-
-               foreach ( $this->otherPages as $pageName ) {
-                       $s .= $this->getPageListItem( $pageName, true, $currentPageName );
-               }
-
+               $s .= $this->getPageListItem( 'Restart', true, $currentPageName );
                $s .= "</ul></div>\n"; // end list pane
                $s .= Html::element( 'h2', array(),
                                wfMsg( 'config-page-' . strtolower( $currentPageName ) ) );
@@ -574,8 +570,9 @@ class WebInstaller extends CoreInstaller {
         */
        private function endPageWrapper() {
                $this->output->addHTMLNoFlush(
-                       "</div>\n" .
-                       "<br style=\"clear:both\"/>\n" .
+                                       "<div class=\"visualClear\"></div>\n" .
+                               "</div>\n" .
+                               "<div class=\"visualClear\"></div>\n" .
                        "</div>" );
        }
 
@@ -616,7 +613,7 @@ class WebInstaller extends CoreInstaller {
                                ) . "\n" .
                                "</div>\n" .
                                "<div class=\"config-info-right\">\n" .
-                                       $this->parse( $text ) . "\n" .
+                                       $this->parse( $text, true ) . "\n" .
                                "</div>\n" .
                                "<div style=\"clear: left;\"></div>\n" .
                        "</div>\n";
@@ -634,16 +631,16 @@ class WebInstaller extends CoreInstaller {
                $text = wfMsgReal( $msg, $args, false, false, false );
                $html = htmlspecialchars( $text );
                $html = $this->parse( $text, true );
-               
-               
+
                return "<div class=\"mw-help-field-container\">\n" .
-                        "<span class=\"mw-help-field-hint\">" . wfMsgHtml( 'config-help' ) . "</span>\n" .
-                        "<span class=\"mw-help-field-data\">" . $html . "</span>\n" .
-                      "</div>\n";
+                          "<span class=\"mw-help-field-hint\">" . wfMsgHtml( 'config-help' ) . "</span>\n" .
+                          "<span class=\"mw-help-field-data\">" . $html . "</span>\n" .
+                          "</div>\n";
        }
 
        /**
         * Output a help box.
+        * @param $msg String key for wfMsg()
         */
        public function showHelpBox( $msg /*, ... */ ) {
                $args = func_get_args();
@@ -697,14 +694,14 @@ class WebInstaller extends CoreInstaller {
 
                return
                        "<div class=\"config-block\">\n" .
-                   "  <div class=\"config-block-label\">\n" .
+                       "  <div class=\"config-block-label\">\n" .
                        Xml::tags( 'label',
                                $attributes,
                                $labelText ) . "\n" .
-                           $helpData .
+                               $helpData .
                        "  </div>\n" .
-                   "  <div class=\"config-block-elements\">\n" .
-                           $contents .
+                       "  <div class=\"config-block-elements\">\n" .
+                               $contents .
                        "  </div>\n" .
                        "</div>\n";
        }
@@ -754,6 +751,52 @@ class WebInstaller extends CoreInstaller {
                        );
        }
 
+       /**
+        * Get a labelled textarea to configure a variable
+        *
+        * @param $params Array
+        *    Parameters are:
+        *      var:        The variable to be configured (required)
+        *      label:      The message name for the label (required)
+        *      attribs:    Additional attributes for the input element (optional)
+        *      controlName: The name for the input element (optional)
+        *      value:      The current value of the variable (optional)
+        *      help:           The html for the help text (optional)
+        */
+       public function getTextArea( $params ) {
+               if ( !isset( $params['controlName'] ) ) {
+                       $params['controlName'] = 'config_' . $params['var'];
+               }
+
+               if ( !isset( $params['value'] ) ) {
+                       $params['value'] = $this->getVar( $params['var'] );
+               }
+
+               if ( !isset( $params['attribs'] ) ) {
+                       $params['attribs'] = array();
+               }
+               if ( !isset( $params['help'] ) ) {
+                       $params['help'] = "";
+               }
+               return
+                       $this->label(
+                               $params['label'],
+                               $params['controlName'],
+                               Xml::textarea(
+                                       $params['controlName'],
+                                       $params['value'],
+                                       30,
+                                       5,
+                                       $params['attribs'] + array(
+                                               'id' => $params['controlName'],
+                                               'class' => 'config-input-text',
+                                               'tabindex' => $this->nextTabIndex()
+                                       )
+                               ),
+                               $params['help']
+                       );
+       }
+
        /**
         * Get a labelled password box to configure a variable.
         *
@@ -956,4 +999,29 @@ class WebInstaller extends CoreInstaller {
                return $url;
        }
 
+       /**
+        * Extension tag hook for a documentation link.
+        */
+       public function docLink( $linkText, $attribs, $parser ) {
+               $url = $this->getDocUrl( $attribs['href'] );
+               return '<a href="' . htmlspecialchars( $url ) . '">' .
+                       htmlspecialchars( $linkText ) .
+                       '</a>';
+       }
+       
+       /**
+        * Helper for "Download LocalSettings" link on WebInstall_Complete
+        * @return String Html for download link
+        */
+       public function downloadLinkHook( $text, $attribs, $parser  ) {
+               $img = Html::element( 'img', array(
+                       'src' => '../skins/common/images/download-32.png',
+                       'width' => '32',
+                       'height' => '32',
+               ) );
+               $anchor = Html::rawElement( 'a',
+                       array( 'href' => $this->getURL( array( 'localsettings' => 1 ) ) ),
+                       $img . ' ' . wfMsgHtml( 'config-download-localsettings' ) );
+               return Html::rawElement( 'div', array( 'class' => 'config-download-link' ), $anchor );
+       }
 }