Resolve ansible deprecation warnings

tasks/main.yml

@@ -34,12 +34,12 @@
 - name: Install PHP module development files
   apt:
     name: "php{{ php7_version }}-dev"
-  when: php7_enable_dev
+  when: php7_enable_dev | bool
 
 - name: Install PHP Apache2 module
   apt:
     name: "libapache2-mod-php{{ php7_version }}"
-  when: php7_enable_apache
+  when: php7_enable_apache | bool
 
 - name: Configure PHP for Apache2
   template:
@@ -48,25 +48,25 @@
   vars:
     php7_ini_directives: "{{ php7_ini_directives_default | combine(php7_ini_directives_global) | combine(php7_ini_directives_apache) }}"
   notify: Restart Apache
-  when: php7_enable_apache
+  when: php7_enable_apache | bool
 
 - name: Install PHP CGI binary
   apt:
     name: "php{{ php7_version }}-cgi"
-  when: php7_enable_cgi
+  when: php7_enable_cgi | bool
 
 - name: Configure PHP for CGI
   template:
     src: php.ini.j2
     dest: "/etc/php/{{ php7_version }}/cgi/conf.d/99-customization.ini"
   vars:
     php7_ini_directives: "{{ php7_ini_directives_default | combine(php7_ini_directives_global) | combine(php7_ini_directives_cgi) }}"
-  when: php7_enable_cgi
+  when: php7_enable_cgi | bool
 
 - name: Install PHP FPM binary
   apt:
     name: "php{{ php7_version }}-fpm"
-  when: php7_enable_fpm
+  when: php7_enable_fpm | bool
 
 - name: Configure PHP for FPM
   template:
@@ -75,40 +75,40 @@
   vars:
     php7_ini_directives: "{{ php7_ini_directives_default | combine(php7_ini_directives_global) | combine(php7_ini_directives_fpm) }}"
   notify: Restart PHP FPM
-  when: php7_enable_fpm
+  when: php7_enable_fpm | bool
 
 - name: Configure FPM
   template:
     src: php-fpm.conf.j2
     dest: "/etc/php/{{ php7_version }}/fpm/php-fpm.conf"
   notify: Restart PHP FPM
-  when: php7_enable_fpm
+  when: php7_enable_fpm | bool
 
 - name: Ensure "chdir" in the standard pool exists
   file:
     path: "{{ php7_fpm_pool_chdir }}"
     state: directory
-  when: php7_enable_fpm and php7_fpm_pool_enabled
+  when: php7_enable_fpm | bool and php7_fpm_pool_enabled | bool
 
 - name: Configure the standard pool for FPM
   template:
     src: php-fpm-pool.conf.j2
     dest: "/etc/php/{{ php7_version }}/fpm/pool.d/{{ php7_fpm_pool_name }}.conf"
   notify: Restart PHP FPM
-  when: php7_enable_fpm and php7_fpm_pool_enabled
+  when: php7_enable_fpm | bool and php7_fpm_pool_enabled | bool
 
 - name: Remove the standard pool for FPM
   file:
     path: "/etc/php/{{ php7_version }}/fpm/pool.d/{{ php7_fpm_pool_name }}.conf"
     state: absent
   notify: Restart PHP FPM
-  when: php7_enable_fpm and not php7_fpm_pool_enabled
+  when: php7_enable_fpm | bool and not php7_fpm_pool_enabled | bool
 
 - name: Enable the FPM service
   service:
     name: "php{{ php7_version }}-fpm"
     enabled: yes
-  when: php7_enable_fpm
+  when: php7_enable_fpm | bool
 
 - name: Install PHP extensions
   apt: