botwriter / includes / templates.php

templates.php in BotWriter – AI Writer & SEO Content Generator trunk, at includes/templates.php

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1	<?php
2	/**
3	* BotWriter Templates Management
4	*
5	* Handles CRUD operations for prompt templates and provides the admin UI
6	*/
7
8	if (!defined('ABSPATH')) {
9	exit;
10	}
11
12	/**
13	* Render the templates management page
14	*/
15	function botwriter_templates_page_handler() {
16	if (!current_user_can('manage_options')) {
17	return;
18	}
19
20	global $wpdb;
21	$table_name = $wpdb->prefix . 'botwriter_templates';
22
23	// Handle form submissions
24	$message = '';
25	$message_type = 'updated';
26
27	// Handle set default action
28	if (isset($_GET['action']) && sanitize_text_field(wp_unslash($_GET['action'])) === 'set_default' && isset($_GET['template_id'])) {
29	if (!wp_verify_nonce(sanitize_text_field(wp_unslash($_GET['_wpnonce'] ?? '')), 'botwriter_set_default_template')) {
30	wp_die(esc_html__('Security check failed', 'botwriter'));
31	}
32
33	$template_id = intval($_GET['template_id']);
34	$result = botwriter_set_default_template($template_id);
35
36	if ($result !== false) {
37	$message = __('Default template updated successfully.', 'botwriter');
38	} else {
39	$message = __('Error setting default template.', 'botwriter');
40	$message_type = 'error';
41	}
42	}
43
44	// Handle delete action
45	if (isset($_GET['action']) && sanitize_text_field(wp_unslash($_GET['action'])) === 'delete' && isset($_GET['template_id'])) {
46	if (!wp_verify_nonce(sanitize_text_field(wp_unslash($_GET['_wpnonce'] ?? '')), 'botwriter_delete_template')) {
47	wp_die(esc_html__('Security check failed', 'botwriter'));
48	}
49
50	$template_id = intval($_GET['template_id']);
51	$result = botwriter_delete_template($template_id);
52
53	if ($result === false) {
54	$message = __('Cannot delete the default template.', 'botwriter');
55	$message_type = 'error';
56	} else {
57	$message = __('Template deleted successfully.', 'botwriter');
58	}
59	}
60
61	// Handle save action
62	if (isset($_POST['botwriter_save_template']) && isset($_POST['_wpnonce'])) {
63	if (!wp_verify_nonce(sanitize_text_field(wp_unslash($_POST['_wpnonce'])), 'botwriter_save_template')) {
64	wp_die(esc_html__('Security check failed', 'botwriter'));
65	}
66
67	$template_data = [
68	'id' => isset($_POST['template_id']) ? intval($_POST['template_id']) : 0,
69	'name' => isset($_POST['template_name']) ? sanitize_text_field(wp_unslash($_POST['template_name'])) : '',
70	'content' => isset($_POST['template_content']) ? wp_kses_post(wp_unslash($_POST['template_content'])) : ''
71	];
72
73	if (empty($template_data['name'])) {
74	$message = __('Template name is required.', 'botwriter');
75	$message_type = 'error';
76	} else {
77	$result = botwriter_save_template($template_data);
78	if ($result !== false) {
79	$message = __('Template saved successfully.', 'botwriter');
80	} else {
81	$message = __('Error saving template.', 'botwriter');
82	$message_type = 'error';
83	}
84	}
85	}
86
87	// Check if we're editing a template
88	$editing_template = null;
89	if (isset($_GET['action']) && $_GET['action'] === 'edit' && isset($_GET['template_id'])) {
90	$editing_template = botwriter_get_template(intval($_GET['template_id']));
91	}
92
93	// Get all templates
94	$templates = botwriter_get_all_templates();
95
96	// Ensure default template exists
97	if (empty($templates)) {
98	botwriter_insert_default_template();
99	$templates = botwriter_get_all_templates();
100	}
101
102	?>
103	<div class="wrap">
104	<h1 class="wp-heading-inline"><?php esc_html_e('Prompt Templates', 'botwriter'); ?></h1>
105	<a href="<?php echo esc_url(admin_url('admin.php?page=botwriter_templates&action=new')); ?>" class="page-title-action">
106	<?php esc_html_e('Add New', 'botwriter'); ?>
107	</a>
108	<hr class="wp-header-end">
109
110	<?php if ($message): ?>
111	<div class="notice notice-<?php echo esc_attr($message_type === 'error' ? 'error' : 'success'); ?> is-dismissible">
112	<p><?php echo esc_html($message); ?></p>
113	</div>
114	<?php endif; ?>
115
116	<?php if (isset($_GET['action']) && in_array($_GET['action'], ['new', 'edit'])): ?>
117	<!-- Template Editor Form -->
118	<?php botwriter_render_template_editor($editing_template); ?>
119	<?php else: ?>
120	<!-- Templates List -->
121	<?php botwriter_render_templates_list($templates); ?>
122	<?php endif; ?>
123
124	<!-- Available Placeholders Reference -->
125	<div class="card" style="max-width: 100%; margin-top: 20px;">
126	<h2><?php esc_html_e('Available Placeholders', 'botwriter'); ?></h2>
127	<p><?php esc_html_e('Use these placeholders in your templates. They will be replaced with actual values when generating content.', 'botwriter'); ?></p>
128
129	<table class="widefat striped">
130	<thead>
131	<tr>
132	<th><?php esc_html_e('Placeholder', 'botwriter'); ?></th>
133	<th><?php esc_html_e('Description', 'botwriter'); ?></th>
134	</tr>
135	</thead>
136	<tbody>
137	<tr>
138	<td><code>{{post_length}}</code></td>
139	<td><?php esc_html_e('Number of words for the article (e.g., 800, 1200)', 'botwriter'); ?></td>
140	</tr>
141	<tr>
142	<td><code>{{post_language}}</code></td>
143	<td><?php esc_html_e('Language name (e.g., English, Spanish)', 'botwriter'); ?></td>
144	</tr>
145	<tr>
146	<td><code>{{writer_style}}</code></td>
147	<td><?php esc_html_e('Writing style based on selected writer persona', 'botwriter'); ?></td>
148	</tr>
149	<tr>
150	<td><code>{{prompt_or_keywords}}</code></td>
151	<td><?php esc_html_e('User-provided prompt or keywords for content generation', 'botwriter'); ?></td>
152	</tr>
153	</tbody>
154	</table>
155	</div>
156	</div>
157	<?php
158	}
159
160	/**
161	* Render the template editor form
162	*/
163	function botwriter_render_template_editor($template = null) {
164	$is_new = empty($template);
165	$is_default = !$is_new && !empty($template['is_default']);
166	?>
167	<form method="post" action="">
168	<?php wp_nonce_field('botwriter_save_template'); ?>
169
170	<?php if (!$is_new): ?>
171	<input type="hidden" name="template_id" value="<?php echo esc_attr($template['id']); ?>">
172	<?php endif; ?>
173
174	<table class="form-table">
175	<tr>
176	<th scope="row">
177	<label for="template_name"><?php esc_html_e('Template Name', 'botwriter'); ?></label>
178	</th>
179	<td>
180	<input type="text"
181	name="template_name"
182	id="template_name"
183	class="regular-text"
184	value="<?php echo esc_attr($template['name'] ?? ''); ?>"
185	<?php echo $is_default ? 'readonly' : ''; ?>
186	required>
187	<?php if ($is_default): ?>
188	<p class="description"><?php esc_html_e('Default template name cannot be changed.', 'botwriter'); ?></p>
189	<?php endif; ?>
190	</td>
191	</tr>
192	<tr>
193	<th scope="row">
194	<label for="template_content"><?php esc_html_e('Template Content', 'botwriter'); ?></label>
195	</th>
196	<td>
197	<textarea name="template_content"
198	id="template_content"
199	rows="20"
200	class="large-text code"
201	style="font-family: monospace; width: 100%;"><?php echo esc_textarea($template['content'] ?? botwriter_get_default_template_content()); ?></textarea>
202	<p class="description">
203	<?php esc_html_e('Use placeholders like {{post_length}} to insert dynamic values. See the reference below.', 'botwriter'); ?>
204	</p>
205	</td>
206	</tr>
207	</table>
208
209	<p class="submit">
210	<input type="submit"
211	name="botwriter_save_template"
212	class="button button-primary"
213	value="<?php echo $is_new ? esc_attr__('Create Template', 'botwriter') : esc_attr__('Save Changes', 'botwriter'); ?>">
214	<a href="<?php echo esc_url(admin_url('admin.php?page=botwriter_templates')); ?>" class="button">
215	<?php esc_html_e('Cancel', 'botwriter'); ?>
216	</a>
217	</p>
218	</form>
219	<?php
220	}
221
222	/**
223	* Render the templates list table
224	*/
225	function botwriter_render_templates_list($templates) {
226	?>
227	<table class="wp-list-table widefat fixed striped">
228	<thead>
229	<tr>
230	<th scope="col" class="manage-column"><?php esc_html_e('Name', 'botwriter'); ?></th>
231	<th scope="col" class="manage-column"><?php esc_html_e('Type', 'botwriter'); ?></th>
232	<th scope="col" class="manage-column"><?php esc_html_e('Created', 'botwriter'); ?></th>
233	<th scope="col" class="manage-column"><?php esc_html_e('Actions', 'botwriter'); ?></th>
234	</tr>
235	</thead>
236	<tbody>
237	<?php if (empty($templates)): ?>
238	<tr>
239	<td colspan="4"><?php esc_html_e('No templates found.', 'botwriter'); ?></td>
240	</tr>
241	<?php else: ?>
242	<?php foreach ($templates as $template): ?>
243	<tr>
244	<td>
245	<strong>
246	<a href="<?php echo esc_url(admin_url('admin.php?page=botwriter_templates&action=edit&template_id=' . $template['id'])); ?>">
247	<?php echo esc_html($template['name']); ?>
248	</a>
249	</strong>
250	</td>
251	<td>
252	<?php if ($template['is_default']): ?>
253	<span class="dashicons dashicons-star-filled" style="color: #f0c33c;"></span>
254	<?php esc_html_e('Default', 'botwriter'); ?>
255	<?php else: ?>
256	<?php esc_html_e('Custom', 'botwriter'); ?>
257	<?php endif; ?>
258	</td>
259	<td>
260	<?php echo esc_html(date_i18n(get_option('date_format'), strtotime($template['created_at']))); ?>
261	</td>
262	<td>
263	<a href="<?php echo esc_url(admin_url('admin.php?page=botwriter_templates&action=edit&template_id=' . $template['id'])); ?>" class="button button-small">
264	<?php esc_html_e('Edit', 'botwriter'); ?>
265	</a>
266	<?php if (!$template['is_default']): ?>
267	<a href="<?php echo esc_url(wp_nonce_url(admin_url('admin.php?page=botwriter_templates&action=set_default&template_id=' . $template['id']), 'botwriter_set_default_template')); ?>"
268	class="button button-small button-primary">
269	<?php esc_html_e('Set as Default', 'botwriter'); ?>
270	</a>
271	<a href="<?php echo esc_url(wp_nonce_url(admin_url('admin.php?page=botwriter_templates&action=delete&template_id=' . $template['id']), 'botwriter_delete_template')); ?>"
272	class="button button-small button-link-delete botwriter-template-delete"
273	data-confirm="<?php esc_attr_e('Are you sure you want to delete this template?', 'botwriter'); ?>">
274	<?php esc_html_e('Delete', 'botwriter'); ?>
275	</a>
276	<?php endif; ?>
277	</td>
278	</tr>
279	<?php endforeach; ?>
280	<?php endif; ?>
281	</tbody>
282	</table>
283	<?php
284	}
285
286	/**
287	* Get templates for dropdown select in task forms
288	*/
289	function botwriter_get_templates_dropdown_options($selected_id = null) {
290	$templates = botwriter_get_all_templates();
291	$options = '<option value="">' . esc_html__('-- Use Default Template --', 'botwriter') . '</option>';
292
293	foreach ($templates as $template) {
294	$selected = ($selected_id && $selected_id == $template['id']) ? 'selected' : '';
295	$label = $template['name'];
296	if ($template['is_default']) {
297	$label .= ' (' . __('Default', 'botwriter') . ')';
298	}
299	$options .= sprintf(
300	'<option value="%d" %s>%s</option>',
301	esc_attr($template['id']),
302	$selected,
303	esc_html($label)
304	);
305	}
306
307	return $options;
308	}
309