Create is-wordpress.sh

is-wordpress.sh

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+#!/bin/bash
+
+# HOW TO USE IT
+# ./is-wordpress [domain]
+# EXAMPLE
+# ./is-wordpress https://blog.us.playstation.com/
+# PRINT true
+
+# Globals variables
+DOMAIN="$1"
+method1=false
+method2=false
+method3=false
+
+##
+############## Method 1: searching in robots.txt
+##
+
+# Local ariables
+ROBOTS_TXT="$(curl -L -s $DOMAIN/robots.txt)"
+SEARCH_DISALLOW="wp-admin"
+DISALLOW_STRING="Disallow:"
+
+# Check if contains string: Disallow: wp-admin
+if [[ ${ROBOTS_TXT,,} == *${DISALLOW_STRING,,}*${SEARCH_DISALLOW,,}* ]]; then
+    method1=true
+fi
+
+##
+############## Method 2: Search for the test cookie on the login page
+##
+
+# Local variables
+HEADERS_LOGIN="$(curl -L -s -I $DOMAIN/wp-login.php)"
+COOKIE_SEARCH_LOGIN="set-cookie: wordpress_test_cookie=WP+Cookie+check"
+
+# Check if contains cookie in HEADERS, ignore case
+if [[ ${HEADERS_LOGIN,,} == *${COOKIE_SEARCH_LOGIN,,}* ]]; then
+    method2=true
+fi
+
+##
+############## Method 3: Search in HTML the WordPress Meta Generator
+##
+
+# Local vriables
+HTML="$(curl -L -s $DOMAIN)"
+REGEX_SEARCH_GENERATOR="<meta.*generator.*wordpress.*>"
+
+# Check if contains meta generator WordPress
+if [[ ${HTML,,} =~ $REGEX_SEARCH_GENERATOR ]]; then
+    method3=true
+fi
+
+##
+############## Echo result
+##
+if $method1 || $method2 || $method3 ; then
+    echo true
+else
+    echo false
+fi