feat(media): add local offline SVG generator option alongside Picsum Online

dummylab.php

@@ -3,7 +3,7 @@
  * Plugin Name:       DummyLab – Dummy Post & Content Generator
  * Plugin URI:        https://apps.masbudi.my.id/dummylab-wp
  * Description:       Advanced dummy content generator for WordPress development with safety controls and bulk purge features.
- * Version:           1.4.0
+ * Version:           1.5.0
  * Author:            masbudikusuma
  * Author URI:        https://masbudi.my.id
  * Donate link:       https://donate.masbudi.my.id/dummylab-wp
@@ -115,7 +115,6 @@ class DummyLab {
             .dummylab-lang-btn { text-decoration: none; padding: 5px 14px; border-radius: 16px; font-size: 12px; font-weight: 600; color: #50575e; transition: all 0.2s ease; }
             .dummylab-lang-btn.active { background: #2271b1; color: #fff; box-shadow: 0 1px 2px rgba(0,0,0,0.1); }
             
-            /* Modern Tabs */
             .dummylab-tabs { display: flex; gap: 8px; margin-bottom: 20px; border-bottom: 2px solid #e2e8f0; }
             .dummylab-tab-item { padding: 10px 18px; text-decoration: none; font-weight: 600; color: #646970; border-bottom: 2px solid transparent; margin-bottom: -2px; font-size: 14px; transition: all 0.2s ease; display: flex; align-items: center; gap: 8px; }
             .dummylab-tab-item:hover { color: #2271b1; }
@@ -169,10 +168,9 @@ class DummyLab {
         </div>
 
         <div class="dummylab-wrap">
-            <!-- Header Banner -->
             <div class="dummylab-header">
                 <div>
-                    <h1>🧪 DummyLab <span style="font-size: 14px; font-weight: 400; color: #646970;">v1.4.0</span></h1>
+                    <h1>🧪 DummyLab <span style="font-size: 14px; font-weight: 400; color: #646970;">v1.5.0</span></h1>
                     <p><?php echo $t['created_by']; ?> <a href="https://masbudi.my.id" target="_blank" style="text-decoration: none; font-weight: 600; color: #2271b1;">masbudikusuma</a> &bull; <a href="https://apps.masbudi.my.id/dummylab-wp" target="_blank" style="text-decoration: none; color: #2271b1;"><?php echo $t['plugin_doc']; ?></a> &bull; <a href="https://donate.masbudi.my.id/dummylab-wp" target="_blank" style="text-decoration: none; font-weight: 600; color: #b35900;">☕ <?php echo $t['link_donate']; ?></a></p>
                 </div>
                 <div class="dummylab-lang-switch">
@@ -181,7 +179,6 @@ class DummyLab {
                 </div>
             </div>
 
-            <!-- Navigation Tabs -->
             <div class="dummylab-tabs">
                 <a href="<?php echo esc_url(add_query_arg(['tab' => 'generator', 'ui_lang' => $ui_lang])); ?>" class="dummylab-tab-item <?php echo $current_tab === 'generator' ? 'active' : ''; ?>">
                     🚀 <?php echo $t['tab_generator']; ?>
@@ -294,6 +291,13 @@ class DummyLab {
                                     </select>
                                 </div>
                                 <div class="dummylab-field">
+                                    <label for="image_source"><?php echo $t['lbl_image_source']; ?></label>
+                                    <select name="image_source" id="image_source">
+                                        <option value="picsum" selected><?php echo $t['opt_img_picsum']; ?></option>
+                                        <option value="local_svg"><?php echo $t['opt_img_svg']; ?></option>
+                                    </select>
+                                </div>
+                                <div class="dummylab-field full-width">
                                     <label for="image_size"><?php echo $t['lbl_image_size']; ?></label>
                                     <select name="image_size" id="image_size">
                                         <option value="800/600"><?php echo $t['opt_img_small']; ?></option>
@@ -494,8 +498,11 @@ class DummyLab {
                 'opt_len_short' => 'Short (2-3 paragraphs)',
                 'opt_len_medium' => 'Medium (4-6 paragraphs + heading)',
                 'opt_len_long' => 'Long (7-10 paragraphs + heading, quote)',
+                'lbl_image_source' => 'Image Source Method',
+                'opt_img_picsum' => 'Picsum Photos (Online - High Quality Photos)',
+                'opt_img_svg' => 'SVG Placeholder (100% Offline & Fast)',
                 'lbl_image_size' => 'Featured Image Size',
-                'opt_use_img' => 'Include random image from Picsum Photos',
+                'opt_use_img' => 'Include featured image',
                 'opt_img_small' => 'Small (800x600)',
                 'opt_img_med' => 'Medium (1200x800)',
                 'opt_img_large' => 'Large (1600x1000)',
@@ -509,7 +516,7 @@ class DummyLab {
                 'guide_title' => 'Quick Usage Guide',
                 'guide_step1' => 'Select total count and content type (Post/Page).',
                 'guide_step2' => 'Choose generated text language and length.',
-                'guide_step3' => 'Check image box to auto-fetch thumbnails from Picsum.',
+                'guide_step3' => 'Choose between online photos or offline fast SVG images.',
                 'guide_step4' => 'Click Purge anytime to completely clean test data.',
                 'safety_title' => 'Development Safety',
                 'safety_item1' => 'All dummy posts tracked via unique metadata key.',
@@ -539,7 +546,7 @@ class DummyLab {
             'msg_purged' => 'data dummy berhasil dibersihkan!',
             'msg_deleted_single' => 'Item dummy berhasil dihapus.',
             'loading_title' => 'Sedang membuat konten dummy...',
-            'loading_subtitle' => 'Mohon tunggu beberapa saat. Server sedang mengunduh gambar dan membuat data artikel.',
+            'loading_subtitle' => 'Mohon tunggu beberapa saat. Server sedang memproses data artikel dan gambar.',
             'sec_general' => 'Pengaturan Utama',
             'sec_taxonomy' => 'Taksonomi & Penulis',
             'sec_content' => 'Konten & Media',
@@ -567,8 +574,11 @@ class DummyLab {
             'opt_len_short' => 'Pendek (2-3 paragraf)',
             'opt_len_medium' => 'Sedang (4-6 paragraf + heading)',
             'opt_len_long' => 'Panjang (7-10 paragraf + heading, quote)',
+            'lbl_image_source' => 'Metode Sumber Gambar',
+            'opt_img_picsum' => 'Picsum Photos (Online - Foto Asli Realistis)',
+            'opt_img_svg' => 'SVG Placeholder (100% Offline & Super Cepat)',
             'lbl_image_size' => 'Ukuran Gambar Unggulan',
-            'opt_use_img' => 'Sertakan gambar acak dari Picsum Photos',
+            'opt_use_img' => 'Sertakan gambar unggulan',
             'opt_img_small' => 'Kecil (800x600)',
             'opt_img_med' => 'Sedang (1200x800)',
             'opt_img_large' => 'Besar (1600x1000)',
@@ -582,7 +592,7 @@ class DummyLab {
             'guide_title' => 'Panduan Penggunaan',
             'guide_step1' => 'Pilih jumlah data dan tipe konten (Post atau Halaman).',
             'guide_step2' => 'Atur bahasa dan panjang artikel yang akan dihasilkan.',
-            'guide_step3' => 'Centang opsi gambar untuk mengunduh thumbnail dari Picsum.',
+            'guide_step3' => 'Pilih sumber gambar online (foto asli) atau offline (SVG instan).',
             'guide_step4' => 'Gunakan tombol Purge untuk menghapus semua data pengujian.',
             'safety_title' => 'Pengembangan Aman',
             'safety_item1' => 'Setiap postingan dummy dilindungi metadata internal unik.',
@@ -619,6 +629,7 @@ class DummyLab {
         $author_opt     = isset($_POST['post_author']) ? sanitize_text_field($_POST['post_author']) : 'random';
         $date_opt       = isset($_POST['date_option']) ? sanitize_text_field($_POST['date_option']) : 'now';
         $content_length = isset($_POST['content_length']) ? sanitize_text_field($_POST['content_length']) : 'medium';
+        $image_source   = isset($_POST['image_source']) ? sanitize_text_field($_POST['image_source']) : 'picsum';
         $use_image      = isset($_POST['use_featured_image']) ? true : false;
         $image_size     = isset($_POST['image_size']) ? sanitize_text_field($_POST['image_size']) : '1200/800';
         $add_comments   = isset($_POST['add_comments']) ? true : false;
@@ -682,19 +693,53 @@ class DummyLab {
                 update_post_meta($post_id, $this->meta_key, '1');
 
                 if ($use_image) {
-                    $image_url = 'https://picsum.photos/' . $image_size . '?random=' . rand(1, 9999);
+                    if ($image_source === 'local_svg') {
-                    $tmp = download_url($image_url);
+                        $size_parts = explode('/', $image_size);
-                    if (!is_wp_error($tmp)) {
+                        $w = isset($size_parts[0]) ? intval($size_parts[0]) : 1200;
-                        $file_array = [
+                        $h = isset($size_parts[1]) ? intval($size_parts[1]) : 800;
-                            'name'     => 'dummylab-' . $post_id . '.jpg',
+
-                            'tmp_name' => $tmp
+                        $colors = ['#1e293b', '#0f172a', '#1e3a8a', '#14532d', '#701a75', '#312e81', '#831843', '#7c2d12'];
-                        ];
+                        $bg_color = $colors[array_rand($colors)];
-                        $attach_id = media_handle_sideload($file_array, $post_id);
+
-                        if (!is_wp_error($attach_id)) {
+                        $svg_content = '<svg xmlns="http://www.w3.org/2000/svg" width="' . $w . '" height="' . $h . '" viewBox="0 0 ' . $w . ' ' . $h . '">' .
-                            set_post_thumbnail($post_id, $attach_id);
+                            '<rect width="100%" height="100%" fill="' . $bg_color . '"/>' .
-                            update_post_meta($attach_id, $this->meta_key, '1');
+                            '<text x="50%" y="45%" dominant-baseline="middle" text-anchor="middle" fill="#ffffff" font-size="36" font-family="sans-serif" font-weight="bold">DummyLab Placeholder</text>' .
+                            '<text x="50%" y="55%" dominant-baseline="middle" text-anchor="middle" fill="#94a3b8" font-size="20" font-family="sans-serif">' . $w . ' x ' . $h . ' - Post #' . $post_id . '</text>' .
+                            '</svg>';
+
+                        $file_name = 'dummylab-svg-' . $post_id . '-' . rand(100, 999) . '.svg';
+                        $upload = wp_upload_bits($file_name, null, $svg_content);
+
+                        if (!$upload['error']) {
+                            $attachment = [
+                                'post_mime_type' => 'image/svg+xml',
+                                'post_title'     => 'DummyLab SVG ' . $post_id,
+                                'post_content'   => '',
+                                'post_status'    => 'inherit'
+                            ];
+                            $attach_id = wp_insert_attachment($attachment, $upload['file'], $post_id);
+                            if ($attach_id && !is_wp_error($attach_id)) {
+                                $attach_data = wp_generate_attachment_metadata($attach_id, $upload['file']);
+                                wp_update_attachment_metadata($attach_id, $attach_data);
+                                set_post_thumbnail($post_id, $attach_id);
+                                update_post_meta($attach_id, $this->meta_key, '1');
+                            }
+                        }
+                    } else {
+                        $image_url = 'https://picsum.photos/' . $image_size . '?random=' . rand(1, 9999);
+                        $tmp = download_url($image_url);
+                        if (!is_wp_error($tmp)) {
+                            $file_array = [
+                                'name'     => 'dummylab-' . $post_id . '.jpg',
+                                'tmp_name' => $tmp
+                            ];
+                            $attach_id = media_handle_sideload($file_array, $post_id);
+                            if (!is_wp_error($attach_id)) {
+                                set_post_thumbnail($post_id, $attach_id);
+                                update_post_meta($attach_id, $this->meta_key, '1');
+                            }
+                            @unlink($tmp);
                         }
-                        @unlink($tmp);
                     }
                 }