Completed
Push — feature/45-drop-php-52 ( f96425 )
by Sudar
11:51
created

uninstall.php (1 issue)

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<?php
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/**
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 * Uninstall Email Log plugin
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 *
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 * @package     Email Log
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 * @subpackage  Uninstall
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 * @author      Sudar
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*/
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// uninstall page for Email Log Plugin to clean up db.
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if( !defined( 'ABSPATH' ) && !defined( 'WP_UNINSTALL_PLUGIN' ) )
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    exit();
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if ( is_multisite() ) {
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    global $wpdb;
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    $original_blog_id = get_current_blog_id();
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    $blog_ids = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
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    foreach ( $blog_ids as $blog_id ) {
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        switch_to_blog( $blog_id );
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        email_log_delete_table();
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    }
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    switch_to_blog( $original_blog_id );
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} else {
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    email_log_delete_table();
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}
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/**
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 * Delete email log table and db option
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 *
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 * @since 1.7
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 *
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 * @global object $wpdb
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 */
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function email_log_delete_table() {
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    global $wpdb;
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    $table_name = $wpdb->prefix . "email_log"; // This is hardcoded on purpose
0 ignored issues
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Coding Style Comprehensibility introduced by
The string literal email_log does not require double quotes, as per coding-style, please use single quotes.

PHP provides two ways to mark string literals. Either with single quotes 'literal' or with double quotes "literal". The difference between these is that string literals in double quotes may contain variables with are evaluated at run-time as well as escape sequences.

String literals in single quotes on the other hand are evaluated very literally and the only two characters that needs escaping in the literal are the single quote itself (\') and the backslash (\\). Every other character is displayed as is.

Double quoted string literals may contain other variables or more complex escape sequences.

<?php

$singleQuoted = 'Value';
$doubleQuoted = "\tSingle is $singleQuoted";

print $doubleQuoted;

will print an indented: Single is Value

If your string literal does not contain variables or escape sequences, it should be defined using single quotes to make that fact clear.

For more information on PHP string literals and available escape sequences see the PHP core documentation.

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    if( $wpdb->get_var( "SHOW TABLES LIKE '{$table_name}'" ) == $table_name ) {
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        // If table is present, drop it
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        $wpdb->query( "DROP TABLE $table_name" );
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    }
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    // Delete the option
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    delete_option('email-log-db');
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}
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?>
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