Changeset 48390 for trunk/src/wp-admin/includes/class-plugin-installer-skin.php

Timestamp:

07/07/2020 05:47:37 PM (4 years ago)

Author:

azaozz

Message:

Upgrade/install: Allow plugin and theme updates from a uploaded .zip file.

Props mariovalney, cyberhobo, imath, shaunandrews, mariovalney, earnjam, desrosj, dd32, folletto, swissspidy, melchoyce, pento, joshuawold, psykro, clorith, ahortin, galbaras, pingram3541, joyously, doobeedoo, karmatosed, poena, whyisjake, earnjam, sergeybiryukov, audrasjb, azaozz.

Fixes #9757.

File:

• trunk/src/wp-admin/includes/class-plugin-installer-skin.php (modified) (6 diffs)

trunk/src/wp-admin/includes/class-plugin-installer-skin.php

@@ -19 +19 @@
     public $api;
     public $type;
+    public $url;
+    public $overwrite;
+
+    private $is_downgrading = false;
 
     /**
@@ -25 +29 @@
     public function __construct( $args = array() ) {
         $defaults = array(
-            'type'   => 'web',
-            'url'    => '',
-            'plugin' => '',
-            'nonce'  => '',
-            'title'  => '',
+            'type'      => 'web',
+            'url'       => '',
+            'plugin'    => '',
+            'nonce'     => '',
+            'title'     => '',
+            'overwrite' => '',
         );
         $args     = wp_parse_args( $args, $defaults );
 
-        $this->type = $args['type'];
-        $this->api  = isset( $args['api'] ) ? $args['api'] : array();
+        $this->type      = $args['type'];
+        $this->url       = $args['url'];
+        $this->api       = isset( $args['api'] ) ? $args['api'] : array();
+        $this->overwrite = $args['overwrite'];
 
         parent::__construct( $args );
@@ -44 +51 @@
         if ( ! empty( $this->api ) ) {
             $this->upgrader->strings['process_success'] = sprintf(
-                /* translators: 1: Plugin name, 2: Plugin version. */
-                __( 'Successfully installed the plugin <strong>%1$s %2$s</strong>.' ),
+                $this->upgrader->strings['process_success_specific'],
                 $this->api->name,
                 $this->api->version
@@ -53 +59 @@
 
     /**
+     * Hides the `process_failed` error when updating a plugin by uploading a zip file.
+     *
+     * @since 5.5.0
+     *
+     * @param $wp_error WP_Error.
+     * @return bool
+     */
+    public function hide_process_failed( $wp_error ) {
+        if (
+            'upload' === $this->type &&
+            '' === $this->overwrite &&
+            $wp_error->get_error_code() === 'folder_exists'
+        ) {
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
      */
     public function after() {
+        // Check if the plugin can be overwritten and output the HTML.
+        if ( $this->do_overwrite() ) {
+            return;
+        }
+
         $plugin_file = $this->upgrader->plugin_info();
 
@@ -118 +149 @@
         if ( ! $this->result || is_wp_error( $this->result ) ) {
             unset( $install_actions['activate_plugin'], $install_actions['network_activate'] );
-        } elseif ( ! current_user_can( 'activate_plugin', $plugin_file ) ) {
+        } elseif ( ! current_user_can( 'activate_plugin', $plugin_file ) || is_plugin_active( $plugin_file ) ) {
             unset( $install_actions['activate_plugin'] );
         }
@@ -139 +170 @@
         }
     }
+
+    /**
+     * Check if the plugin can be overwritten and output the HTML for overwriting a plugin on upload.
+     *
+     * @since 5.5.0
+     *
+     * @return bool Whether the plugin can be overwritten and HTML was outputted.
+     */
+    private function do_overwrite() {
+        if ( 'upload' !== $this->type || ! is_wp_error( $this->result ) || 'folder_exists' !== $this->result->get_error_code() ) {
+            return false;
+        }
+
+        $folder = $this->result->get_error_data( 'folder_exists' );
+        $folder = ltrim( substr( $folder, strlen( WP_PLUGIN_DIR ) ), '/' );
+
+        $current_plugin_data = false;
+        foreach ( get_plugins() as $plugin => $plugin_data ) {
+            if ( strrpos( $plugin, $folder ) !== 0 ) {
+                continue;
+            }
+
+            $current_plugin_data = $plugin_data;
+        }
+
+        if ( empty( $current_plugin_data ) || empty( $this->upgrader->new_plugin_data ) ) {
+            return false;
+        }
+
+        echo '<h2 class="update-from-upload-heading">' . esc_html( __( 'This plugin is already installed.' ) ) . '</h2>';
+
+        $this->is_downgrading = version_compare( $current_plugin_data['Version'], $this->upgrader->new_plugin_data['Version'], '>' );
+
+        $rows = array(
+            'Name'        => __( 'Plugin name' ),
+            'Version'     => __( 'Version' ),
+            'Author'      => __( 'Author' ),
+            'RequiresWP'  => __( 'Required WordPress version' ),
+            'RequiresPHP' => __( 'Required PHP version' ),
+        );
+
+        $table  = '<table class="update-from-upload-comparison"><tbody>';
+        $table .= '<tr><th></th><th>' . esc_html( __( 'Current' ) ) . '</th>';
+        $table .= '<th>' . esc_html( __( 'Uploaded' ) ) . '</th></tr>';
+
+        $is_same_plugin = true; // Let's consider only these rows
+        foreach ( $rows as $field => $label ) {
+            $old_value = ! empty( $current_plugin_data[ $field ] ) ? $current_plugin_data[ $field ] : '-';
+            $new_value = ! empty( $this->upgrader->new_plugin_data[ $field ] ) ? $this->upgrader->new_plugin_data[ $field ] : '-';
+
+            $is_same_plugin = $is_same_plugin && ( $old_value === $new_value );
+
+            $diff_field   = ( 'Version' !== $field && $new_value !== $old_value );
+            $diff_version = ( 'Version' === $field && $this->is_downgrading );
+
+            $table .= '<tr><td class="name-label">' . $label . '</td><td>' . esc_html( $old_value ) . '</td>';
+            $table .= ( $diff_field || $diff_version ) ? '<td class="warning">' : '<td>';
+            $table .= esc_html( $new_value ) . '</td></tr>';
+        }
+
+        $table .= '</tbody></table>';
+
+        /**
+         * Filters the compare table output for overwrite a plugin package on upload.
+         *
+         * @since 5.5.0
+         *
+         * @param string   $table                The output table with Name, Version, Author, RequiresWP and RequiresPHP info.
+         * @param array    $current_plugin_data  Array with current plugin data.
+         * @param array    $new_plugin_data      Array with uploaded plugin data.
+         */
+        echo apply_filters( 'install_plugin_ovewrite_comparison', $table, $current_plugin_data, $this->upgrader->new_plugin_data );
+
+        $install_actions = array();
+        $can_update      = true;
+
+        $blocked_message  = '<p>' . esc_html( __( 'The plugin cannot be updated due to the following:' ) ) . '</p>';
+        $blocked_message .= '<ul class="ul-disc">';
+
+        if (
+            ! empty( $this->upgrader->new_plugin_data['RequiresPHP'] ) &&
+            version_compare( phpversion(), $this->upgrader->new_plugin_data['RequiresPHP'], '<' )
+        ) {
+            $error = sprintf(
+                /* translators: 1: Current PHP version, 2: Version required by the uploaded plugin. */
+                __( 'The PHP version on your server is %1$s, however the uploaded plugin requires %2$s.' ),
+                phpversion(),
+                $this->upgrader->new_plugin_data['RequiresPHP']
+            );
+
+            $blocked_message .= '<li>' . esc_html( $error ) . '</li>';
+            $can_update       = false;
+        }
+
+        if (
+            ! empty( $this->upgrader->new_plugin_data['RequiresWP'] ) &&
+            version_compare( $GLOBALS['wp_version'], $this->upgrader->new_plugin_data['RequiresWP'], '<' )
+        ) {
+            $error = sprintf(
+                /* translators: 1: Current WordPress version, 2: Version required by the uploaded plugin. */
+                __( 'Your WordPress version is %1$s, however the uploaded plugin requires %2$s.' ),
+                $GLOBALS['wp_version'],
+                $this->upgrader->new_plugin_data['RequiresWP']
+            );
+
+            $blocked_message .= '<li>' . esc_html( $error ) . '</li>';
+            $can_update       = false;
+        }
+
+        $blocked_message .= '</ul>';
+
+        if ( $can_update ) {
+            if ( $this->is_downgrading ) {
+                $warning = __( 'You are uploading an older version of a current plugin. You can continue to install the older version, but be sure to <a href="https://wordpress.org/support/article/wordpress-backups/">backup your database and files</a> first.' );
+            } else {
+                $warning = __( 'You are updating a plugin. Be sure to <a href="https://wordpress.org/support/article/wordpress-backups/">backup your database and files</a> first.' );
+            }
+
+            echo '<p class="update-from-upload-notice">' . $warning . '</p>';
+
+            $overwrite = $this->is_downgrading ? 'downgrade-plugin' : 'update-plugin';
+
+            $install_actions['ovewrite_plugin'] = sprintf(
+                '<a class="button button-primary" href="%s" target="_parent">%s</a>',
+                wp_nonce_url( add_query_arg( 'overwrite', $overwrite, $this->url ), 'plugin-upload' ),
+                esc_html( __( 'Replace current with uploaded' ) )
+            );
+        } else {
+            echo $blocked_message;
+        }
+
+        $install_actions['plugins_page'] = sprintf(
+            '<a class="button" href="%s">%s</a>',
+            self_admin_url( 'plugin-install.php' ),
+            __( 'Cancel and go back' )
+        );
+
+        /**
+         * Filters the list of action links available following a single plugin installation failed but ovewrite is allowed.
+         *
+         * @since 5.5.0
+         *
+         * @param string[] $install_actions Array of plugin action links.
+         * @param object   $api             Object containing WordPress.org API plugin data.
+         * @param array    $new_plugin_data Array with uploaded plugin data.
+         */
+        $install_actions = apply_filters( 'install_plugin_ovewrite_actions', $install_actions, $this->api, $this->upgrader->new_plugin_data );
+
+        if ( ! empty( $install_actions ) ) {
+            echo '<p class="update-from-upload-actions">' . implode( ' ', (array) $install_actions ) . '</p>';
+        }
+
+        return true;
+    }
 }