support for custom email templates

docs/source/usage/alerts.rst

@@ -37,6 +37,8 @@ After that you can receive e-mails on job finish/failure.
 
 |alert_email|
 
+You can modify the email templates by setting the :code:`Template Directory` in your system config. If you want to do so - copy `the existing templates <https://github.com/ansibleguy/webui/tree/latest/src/ansibleguy-webui/aw/templates/email>`_ and modify them as needed. Note: the `Django template syntax <https://docs.djangoproject.com/en/5.0/ref/templates/language/>`_ is required.
+
 ----
 
 Plugins
@@ -63,7 +65,7 @@ There is a generic alert-plugin interface for custom solutions.
             "name": "ansible",
             "first_name": "",
             "last_name": "",
-            "email": "guy@ansibleguy.net",
+            "email": "ansible@localhost",
             "phone": null,
             "description": "test",
             "is_active": true,

src/ansibleguy-webui/aw/config/defaults.py

@@ -41,6 +41,7 @@ def _get_defaults_docker(var: str) -> any:
     'path_run': '/tmp/ansible-webui',
     'path_play': getcwd(),
     'path_log': f"{environ['HOME']}/.local/share/ansible-webui",
+    'path_template': None,  # only for custom overrides
     'db': f"{environ['HOME']}/.config/ansible-webui",
     'timezone': datetime.now().astimezone().tzname(),
     'secret': ''.join(random_choice(ascii_letters + digits + punctuation) for _ in range(50)),

src/ansibleguy-webui/aw/config/form_metadata.py

@@ -73,6 +73,7 @@
             'path_run': 'Runtime directory',
             'path_play': 'Playbook base-directory',
             'path_log': 'Directory for execution-logs',
+            'path_template': 'Directory for templates',
             'run_timeout': 'Timeout for playbook execution',
             'session_timeout': 'Timeout for WebUI login-sessions',
             'path_ansible_config': 'Ansible Config-File',
@@ -200,6 +201,7 @@
             'path_play': 'Path to the <a href="https://docs.ansible.com/ansible/2.8/user_guide/'
                          'playbooks_best_practices.html#directory-layout">Ansible base/playbook directory</a>',
             'path_log': 'Define the path where full job-logs are saved',
+            'path_template': 'Define the path where custom templates are placed',
             'path_ansible_config': 'Path to a <a href="https://docs.ansible.com/ansible/latest/installation_guide'
                                    '/intro_configuration.html#configuration-file">Ansible config-file</a> to use',
             'path_ssh_known_hosts': 'Path to a <a href="https://en.wikibooks.org/wiki/OpenSSH/'

src/ansibleguy-webui/aw/execute/alert_plugin/plugin_email.py

@@ -7,7 +7,7 @@
 from django.template.loader import get_template
 
 from aw.base import USERS
-from aw.utils.util import valid_email
+from aw.utils.util import valid_email, is_set
 from aw.utils.debug import log
 from aw.config.main import config
 from aw.model.job import JobExecution
@@ -22,9 +22,20 @@ def _email_send(server: SMTP, user: USERS, stats: dict, execution: JobExecution,
     msg['From'] = config['mail_sender']
     msg['To'] = user.email
 
+    tmpl_html, tmpl_text = 'email/alert.html', 'email/alert.txt'
+    if is_set(config['path_template']):
+        _tmpl_base = Path(config['path_template'])
+        _tmpl_html = _tmpl_base / 'alert.html'
+        _tmpl_text = _tmpl_base / 'alert.txt'
+        if _tmpl_html.is_file():
+            tmpl_html = str(_tmpl_html)
+
+        if _tmpl_text.is_file():
+            tmpl_text = str(_tmpl_text)
+
     tmpl_ctx = {'execution': execution, 'stats': stats, 'web_addr': get_main_web_address(), 'error_msgs': error_msgs}
-    text_content = get_template('email/alert.txt').render(tmpl_ctx)
-    html_content = get_template('email/alert.html').render(tmpl_ctx)
+    text_content = get_template(tmpl_text).render(tmpl_ctx)
+    html_content = get_template(tmpl_html).render(tmpl_ctx)
 
     msg.attach(MIMEText(text_content, 'plain'))
     msg.attach(MIMEText(html_content, 'html'))

src/ansibleguy-webui/aw/model/system.py

@@ -24,8 +24,8 @@
 class SystemConfig(BaseModel):
     SECRET_ATTRS = ['mail_pass']
     api_fields_read = [
-        'path_run', 'path_play', 'path_log', 'timezone', 'run_timeout', 'session_timeout', 'path_ansible_config',
-        'path_ssh_known_hosts', 'debug', 'logo_url', 'ara_server', 'global_environment_vars',
+        'path_run', 'path_play', 'path_log', 'path_template', 'timezone', 'run_timeout', 'session_timeout',
+        'path_ansible_config', 'path_ssh_known_hosts', 'debug', 'logo_url', 'ara_server', 'global_environment_vars',
         'mail_server', 'mail_transport', 'mail_ssl_verify', 'mail_sender', 'mail_user',
     ]
 
@@ -38,6 +38,7 @@ class SystemConfig(BaseModel):
     path_run = models.CharField(max_length=500, default='/tmp/ansible-webui')
     path_play = models.CharField(max_length=500, default=None)
     path_log = models.CharField(max_length=500, default=None)
+    path_template = models.CharField(max_length=500, **DEFAULT_NONE)
     timezone = models.CharField(max_length=300, default='UTC')  # UTC to keep model migrations static
     run_timeout = models.PositiveIntegerField(default=CONFIG_DEFAULTS['run_timeout'])
     session_timeout = models.PositiveIntegerField(default=CONFIG_DEFAULTS['session_timeout'])

src/ansibleguy-webui/aw/templates/settings/alert.html

@@ -53,7 +53,6 @@ <h2>Group Alerts</h2>
         </tr>
         <tr>
             <td colspan="100%">
-                {% include "../button/refresh.html" %}
                 <a href="/ui/settings/alerts/group/0">
                     <button class="btn btn-success aw-btn-action" title="Add Group Alert">
                         {% include "../button/icon/add.html" %}
@@ -86,7 +85,6 @@ <h2>Global Alerts</h2>
         </tr>
         <tr>
             <td colspan="100%">
-                {% include "../button/refresh.html" %}
                 <a href="/ui/settings/alerts/global/0">
                     <button class="btn btn-success aw-btn-action" title="Add Global Alert">
                         {% include "../button/icon/add.html" %}
@@ -117,12 +115,12 @@ <h2>Alert Plugins</h2>
         </tr>
         <tr>
             <td colspan="100%">
-                {% include "../button/refresh.html" %}
                 <a href="/ui/settings/alerts/plugin/0">
                     <button class="btn btn-success aw-btn-action" title="Add Alert-Plugin">
                         {% include "../button/icon/add.html" %}
                     </button>
                 </a>
+                {% include "../button/refresh.html" %}
             </td>
         </tr>
         <tr id="aw-api-data-tmpl-row2" hidden="hidden">

src/ansibleguy-webui/aw/views/forms/system.py

@@ -22,20 +22,31 @@ class Meta:
         labels = FORM_LABEL['system']['config']
         help_texts = FORM_HELP['system']['config']
 
-    path_run = forms.CharField(max_length=500, initial=CONFIG_DEFAULTS['path_run'], required=True)
-    path_play = forms.CharField(max_length=500, initial=CONFIG_DEFAULTS['path_play'], required=True)
-    path_log = forms.CharField(max_length=500, initial=CONFIG_DEFAULTS['path_log'], required=True)
+    path_run = forms.CharField(
+        max_length=500, initial=CONFIG_DEFAULTS['path_run'], required=True,
+        label=Meta.labels['path_run'],
+    )
+    path_play = forms.CharField(
+        max_length=500, initial=CONFIG_DEFAULTS['path_play'], required=True,
+        label=Meta.labels['path_play'],
+    )
+    path_log = forms.CharField(
+        max_length=500, initial=CONFIG_DEFAULTS['path_log'], required=True,
+        label=Meta.labels['path_log'],
+    )
     path_ansible_config = forms.CharField(
         max_length=500, initial=CONFIG_DEFAULTS['path_ansible_config'], required=False,
+        label=Meta.labels['path_ansible_config'],
     )
     path_ssh_known_hosts = forms.CharField(
         max_length=500, initial=CONFIG_DEFAULTS['path_ssh_known_hosts'], required=False,
+        label=Meta.labels['path_ssh_known_hosts'],
     )
     timezone = forms.ChoiceField(
         required=False,
         widget=forms.Select,
         choices=[(tz, tz) for tz in sorted(all_timezones)],
-        label=FORM_LABEL['system']['config']['timezone'],
+        label=Meta.labels['timezone'],
     )
     debug = forms.ChoiceField(
         initial=CONFIG_DEFAULTS['debug'] or deployment_dev(), choices=CHOICES_BOOL,