Edit File by line

'string_locator',

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array(

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'CodeMirror' => $code_mirror,

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'goto_line' => ( isset( $_GET['string-locator-line'] ) ? absint( $_GET['string-locator-line'] ) : 0 ),

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'goto_linepos' => ( isset( $_GET['string-locator-linepos'] ) ? absint( $_GET['string-locator-linepos'] ) : 0 ),

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'url' => array(

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'save' => get_rest_url( null, 'string-locator/v1/save' ),

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)

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);

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}

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}

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/**

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* Add our plugin to the 'Tools' menu.

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* @return void

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function populate_menu() {

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// if ( is_multisite() ) {

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// return;

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// }

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$page_title = __( 'String Locator', 'string-locator' );

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$menu_title = __( 'String Locator', 'string-locator' );

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$capability = 'install_plugins';

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$parent_slug = 'tools.php';

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$menu_slug = 'string-locator';

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$function = array( $this, 'options_page' );

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add_submenu_page( $parent_slug, $page_title, $menu_title, $capability, $menu_slug, $function );

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}

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/**

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* Add our plugin to the main menu in the Network Admin.

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* @return void

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function populate_network_menu() {

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$page_title = __( 'String Locator', 'string-locator' );

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$menu_title = __( 'String Locator', 'string-locator' );

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$capability = 'install_plugins';

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$menu_slug = 'string-locator';

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$function = array( $this, 'options_page' );

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add_menu_page( $page_title, $menu_title, $capability, $menu_slug, $function, 'dashicons-edit' );

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}

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/**

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* Function for including the actual plugin Admin UI page.

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* @return mixed

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function options_page() {

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/**

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* Don't load anything if the user can't edit themes any way

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if ( ! current_user_can( 'edit_users' ) ) {

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return false;

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}

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$include_path = '';

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/**

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* Show the edit page if;

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* - The edit file path query var is set

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* - The edit file path query var isn't empty

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* - The edit file path query var does not contains double dots (used to traverse directories)

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* - The user is capable of editing files.

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if ( isset( $_GET['string-locator-path'] ) && self::is_valid_location( $_GET['string-locator-path'] ) && current_user_can( String_Locator::$default_capability ) ) {

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$include_path = trailingslashit( STRING_LOCATOR_PLUGIN_DIR ) . 'views/editors/default.php';

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} else {

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$include_path = trailingslashit( STRING_LOCATOR_PLUGIN_DIR ) . 'views/search.php';

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}

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$include_path = apply_filters( 'string_locator_view', $include_path );

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if ( ! empty( $include_path ) ) {

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include_once $include_path;

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}

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}

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function admin_body_class( $class ) {

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if ( isset( $_GET['string-locator-path'] ) && self::is_valid_location( $_GET['string-locator-path'] ) && current_user_can( String_Locator::$default_capability ) ) {

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$class .= ' file-edit-screen';

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}

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return $class;

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}

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/**

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* Hook the admin notices and loop over any notices we've registered in the plugin.

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* @return void

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function admin_notice() {

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if ( ! empty( $this->notice ) ) {

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foreach ( $this->notice as $note ) {

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printf(

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'<div class="%s"><p>%s</p></div>',

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esc_attr( $note['type'] ),

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$note['message']

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);

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}

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}

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}

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/**

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* Check if a file path is valid for editing.

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* @param string $path Path to file.

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* @return bool

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public static function is_valid_location( $path ) {

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$path = str_replace( array( '/' ), array( DIRECTORY_SEPARATOR ), stripslashes( $path ) );

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$abspath = str_replace( array( '/' ), array( DIRECTORY_SEPARATOR ), ABSPATH );

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* Check that the ABSPath is the start of the path.

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* This helps ensure that no protocol triggers can be used as part of the file path.

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if ( substr( $path, 0, strlen( $abspath ) ) !== $abspath ) {

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return false;

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}

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// Check that it is a valid file we are trying to access as well.

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if ( ! file_exists( $path ) ) {

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return false;

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}

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if ( empty( $path ) ) {

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return false;

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}

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if ( stristr( $path, '..' ) ) {

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return false;

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}

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return true;

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}

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public static function create_preview( $string_preview, $string, $regex = false ) {

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/**

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* Define class variables requiring expressions

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$excerpt_length = apply_filters( 'string_locator_excerpt_length', 25 );

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$string_preview_is_cut = false;

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if ( strlen( $string_preview ) > ( strlen( $string ) + $excerpt_length ) ) {

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$string_location = strpos( $string_preview, $string );

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$string_location_start = $string_location - $excerpt_length;

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if ( $string_location_start < 0 ) {

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$string_location_start = 0;

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}

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$string_location_end = ( strlen( $string ) + ( $excerpt_length * 2 ) );

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if ( $string_location_end > strlen( $string_preview ) ) {

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$string_location_end = strlen( $string_preview );

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}

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$string_preview = substr( $string_preview, $string_location_start, $string_location_end );

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$string_preview_is_cut = true;

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}

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if ( $regex ) {

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$string_preview = preg_replace( preg_replace( '/\/(.+)\//', '/($1)/', $string ), '<strong>$1</strong>', esc_html( $string_preview ) );

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} else {

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$string_preview = preg_replace( '/(' . preg_quote( $string, '/' ) . ')/i', '<strong>$1</strong>', esc_html( $string_preview ) );

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}

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if ( $string_preview_is_cut ) {

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$string_preview = sprintf(

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'…%s…',

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$string_preview

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);

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}

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return $string_preview;

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}

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}

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