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Code Engine – PHP Snippets, AI Functions & Automation for WordPress / 0.4.8
Code Engine – PHP Snippets, AI Functions & Automation for WordPress v0.4.8
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← All changes | classes/core.php +201 -53 0.3.50.4.8 View file →
@@ -12,9 +12,14 @@
12 12 public $is_rest = false;
13 13 public $is_cli = false;
14 14 public $site_url = null;
15 15 public $mwcode = null;
16 + public $licenser = null;
16 17
18 + // IDs of global snippets already executed this request (by the plugins_loaded pass
19 + // or by load_global_snippets), so a global never runs twice and never re-declares.
20 + public $loaded_global_ids = [];
21 +
17 22 private $option_name = 'mwcode_options';
18 23
19 24 public function __construct() {
20 25 global $mwcode;
@@ -19,9 +24,9 @@
19 24 public function __construct() {
20 25 global $mwcode;
21 26
22 27 $this->site_url = get_site_url();
23 - $this->is_rest = MeowCommon_Helpers::is_rest();
28 + $this->is_rest = MeowKit_MWCODE_Helpers::is_rest();
24 29 $this->is_cli = defined( 'WP_CLI' ) && WP_CLI;
25 30
26 31 // Snippets
27 32 $snippet = new Meow_MWCODE_Modules_Snippet( $this );
@@ -37,8 +42,13 @@
37 42 add_action( 'plugins_loaded', array( $this, 'init' ) );
38 43 }
39 44
40 45 function init() {
46 + // Initialize the licenser for Pro version
47 + if ( class_exists( 'MeowKitPro_MWCODE_Licenser' ) ) {
48 + $this->licenser = new MeowKitPro_MWCODE_Licenser( MWCODE_PREFIX, MWCODE_ENTRY, MWCODE_DOMAIN, MWCODE_ITEM_ID, MWCODE_VERSION );
49 + }
50 +
41 51 // Part of the core, settings and stuff
42 52 $this->admin = new Meow_MWCODE_Admin( $this );
43 53
44 54 // Only for REST
@@ -83,9 +93,11 @@
83 93 return [
84 94 //Safemode
85 95 "safe_mode_status" => "on", // on, off, whitelist
86 96 "safe_mode_whitelist" => [],
87 - "disallow_block_php" => true, // Do not allow PHP code to be execute through Blocks "code" parameter
97 + //"disallow_block_php" => true, // Do not allow PHP code to be execute through Blocks "code" parameter
98 + "code_blocks" => false,
99 + "code_blocks_whitelist" => [], // Whitelist for code blocks, if empty, all code blocks are allowed
88 100
89 101 //LOGS
90 102 "server_debug_mode" => false,
91 103
@@ -102,8 +114,11 @@
102 114 "api_token" => md5( time() . rand() ),
103 115
104 116 //MCP
105 117 "mcp_support" => false,
118 +
119 + //MAINTENANCE
120 + "clean_uninstall" => false,
106 121 ];
107 122 }
108 123
109 124 function get_all_options( ) {
@@ -117,19 +132,15 @@
117 132 return $options;
118 133 }
119 134
120 135 function update_options( $options ) {
121 - $current_options = get_option($this->option_name);
122 136
123 - if ($current_options === $options) {
124 - // $this->log('💾 The options are already the expected value.');
125 - } else {
126 - if ( !update_option( $this->option_name, $options, false ) ) {
127 - $this->log( '💾 There was an issue updating the options.' );
128 - }
137 + $options = $this->sanitize_options( $options );
138 +
139 + if ( !update_option( $this->option_name, $options, false ) ) {
140 + //$this->log( '💾 There was an issue updating the options.' );
129 141 }
130 -
131 - $options = $this->sanitize_options( $options );
142 +
132 143 return $options;
133 144 }
134 145
135 146 function update_option( $option, $value ) {
@@ -160,9 +171,9 @@
160 171 $options_modified = true;
161 172 }
162 173
163 174 // Update AI Engine status
164 - $options_modified = $this->updateAIEngineStatus( $options ) || $options_modified;
175 + $options = $this->updateAIEngineStatus( $options );
165 176
166 177 // Disable AI related features if AI Engine is not available
167 178 if ( ! $options['ai_engine_status'] ) {
168 179 if ( $options['ai_suggestions'] !== false ) {
@@ -172,12 +183,8 @@
172 183 // Note: We don't disable MCP support here anymore
173 184 // It will be checked at runtime in the MCP class
174 185 }
175 186
176 - if ( $options_modified ) {
177 - update_option( $this->option_name, $options, false );
178 - }
179 -
180 187 return $options;
181 188 }
182 189
183 190 private function updateAIEngineStatus( &$options ) {
@@ -182,31 +189,13 @@
182 189
183 190 private function updateAIEngineStatus( &$options ) {
184 191 global $mwai;
185 192
186 - if ( is_null( $mwai ) || ! isset( $mwai ) ) {
187 - $options['ai_engine_status'] = false;
188 - $options['ai_engine_message'] = 'AI Engine is not available.';
189 - return true;
190 - }
193 + $options['mwai_has_ai'] = !empty( $mwai ) && method_exists( $mwai, 'hasAI' ) && $mwai->hasAI();
194 + // Legacy
195 + $options['ai_engine_status'] = $options['mwai_has_ai'];
191 196
192 - try {
193 - $status = $mwai->checkStatus();
194 -
195 - if ( $options['ai_engine_status'] != true || $options['ai_engine_message'] != $status ) {
196 - $options['ai_engine_status'] = true;
197 - $options['ai_engine_message'] = $status;
198 - return true;
199 - }
200 - } catch ( Exception $e ) {
201 - if ( $options['ai_engine_status'] != false || $options['ai_engine_message'] != $e->getMessage() ) {
202 - $options['ai_engine_status'] = false;
203 - $options['ai_engine_message'] = $e->getMessage();
204 - return true;
205 - }
206 - }
207 -
208 - return false;
197 + return $options;
209 198 }
210 199
211 200 #endregion
212 201
@@ -277,16 +266,16 @@
277 266 $value = array_map( 'trim', $value );
278 267 }
279 268
280 269 if ( $type === 'array' ) {
281 - $value = json_encode( $value );
282 - $value = str_replace( '\\', '', $value );
270 + // Convert to PHP array format instead of JSON
271 + $value = var_export( $value, true );
283 272 }
284 273
285 274 return [ $name, $value ];
286 275 }
287 276
288 - function run_non_fn_snippet( $id, $code = null, $test = false ) {
277 + function run_non_fn_snippet( $id, $code = null, $test = false, $prefix = '' ) {
289 278 // Retrieve the snippet code from the provided code or via the snippet ID.
290 279 if ( $code ) {
291 280 $snippet = [ 'code' => $code ];
292 281 } else {
@@ -293,13 +282,17 @@
293 282 $snippet = $this->get_snippet( $id );
294 283 }
295 284
296 285 // Remove any PHP opening tag.
297 - $snippet['code'] = preg_replace( '/<\?php/', '', $snippet['code'], 1 );
286 + $snippet['code'] = $this->snippet->sanitize_code( $snippet['code'] );
298 287
299 288 if ( $test ) {
300 289 $snippet['code'] = preg_replace( '/echo\s+(.+?);/s', 'echo $1 . "\n";', $snippet['code'] );
301 290 }
291 +
292 + if( $prefix ) {
293 + $snippet['code'] = $prefix . "\n" . $snippet['code'];
294 + }
302 295
303 296 $error = null;
304 297 $output = null;
305 298
@@ -393,8 +386,18 @@
393 386
394 387 $this->log( '⚡ Arguments provided: ' . json_encode( $args ) );
395 388 }
396 389
390 + // Global snippets are meant to be always accessible. On non-whitelisted REST routes
391 + // (Workflow Engine, MCP, AI function-calling) the plugins_loaded pass blocks them, so
392 + // make sure their helper library is loaded before we run a function that may call it.
393 + $this->load_global_snippets();
394 +
395 + // Make every *other* active PHP function snippet available so this function can
396 + // call its siblings. We pass the current name as the exception so the target is
397 + // still defined below (with the edited/test code when testing), not pre-defined here.
398 + $this->define_all_functions( $params['name'] );
399 +
397 400 // Check if the function has already been defined
398 401 if ( !in_array( $params['name'], $defined_functions ) ) {
399 402
400 403 // If not, proceed with modification and definition
@@ -433,13 +436,14 @@
433 436 if ( $index < count( $params['args'] ) - 1 ) {
434 437 $params['code'] .= ', ';
435 438 }
436 439 }
440 +
437 441 $params['code'] .= ");\necho print_r(\$mwcode_result, true);";
438 442
439 443 $error = null;
440 444 $output = null;
441 -
445 +
442 446 try {
443 447 ob_start();
444 448 eval( $params['code'] );
445 449 $output = ob_get_clean();
@@ -507,8 +511,132 @@
507 511
508 512 return null;
509 513 }
510 514
515 + /**
516 + * Load the active global snippets (persistent + backend/frontend for this context)
517 + * that haven't already run this request, so on-demand function execution has the same
518 + * always-available helper library a normal page load would. Callable functions are
519 + * typically small wrappers around these globals.
520 + *
521 + * On non-whitelisted REST routes (Workflow Engine, MCP, AI function-calling) the
522 + * plugins_loaded pass blocks global snippets for safety; this restores them for the
523 + * deliberate, authorized act of executing a snippet. The loaded-id registry guarantees
524 + * each global runs at most once per request, so nothing is ever re-declared.
525 + */
526 + function load_global_snippets() {
527 + global $current_mwcode_snippet;
528 + static $done = false;
529 + if ( $done ) {
530 + return;
531 + }
532 + $done = true;
533 +
534 + if ( empty( $this->snippet ) ) {
535 + $this->snippet = new Meow_MWCODE_Modules_Snippet( $this );
536 + }
537 +
538 + $scope = is_admin() ? [ 'backend', 'persistent' ] : [ 'frontend', 'persistent' ];
539 +
540 + $snippets = $this->snippet->select(
541 + null, // offset
542 + -1, // limit (all)
543 + [
544 + [ 'accessor' => 'active', 'value' => 1 ],
545 + [ 'accessor' => 'scope', 'value' => $scope ],
546 + ],
547 + [ 'accessor' => 'priority', 'by' => 'DESC' ]
548 + )['data'] ?? [];
549 +
550 + foreach ( $snippets as $snippet ) {
551 + // Skip globals already executed this request (e.g. by the plugins_loaded pass).
552 + if ( in_array( $snippet['id'], $this->loaded_global_ids ) ) {
553 + continue;
554 + }
555 + $this->loaded_global_ids[] = $snippet['id'];
556 +
557 + $code = $this->snippet->sanitize_code( $snippet['code'] );
558 + $current_mwcode_snippet = $snippet;
559 + try {
560 + ob_start();
561 + eval( $code );
562 + ob_end_clean();
563 + } catch ( Throwable $e ) {
564 + ob_end_clean();
565 + $this->log( "⚠️ Code Engine: Failed to load global snippet \"{$snippet['name']}\": " . $e->getMessage() );
566 + }
567 + }
568 + $current_mwcode_snippet = null;
569 + }
570 +
571 + /**
572 + * Declare every active PHP function snippet in the current request, without
573 + * invoking any of them, so function snippets can call one another.
574 + *
575 + * Function snippets are not auto-loaded on every request (unlike global/backend/
576 + * frontend scopes) — they are meant to run on demand. This is the PHP counterpart
577 + * to get_js_functions_to_push(): it makes the whole library of functions callable
578 + * before a function is executed (via REST, MCP, AI function-calling, Workflow Engine).
579 + *
580 + * Idempotent: a static guard runs the full pass only once per request, and each
581 + * definition is wrapped in function_exists() so nothing is ever redefined.
582 + *
583 + * @param string|null $except Function name to skip (the one run_snippet is about to
584 + * define itself, so edited/test code keeps priority).
585 + */
586 + function define_all_functions( $except = null ) {
587 + static $loaded = false;
588 + if ( $loaded ) {
589 + return;
590 + }
591 + $loaded = true;
592 +
593 + if ( empty( $this->snippet ) ) {
594 + $this->snippet = new Meow_MWCODE_Modules_Snippet( $this );
595 + }
596 +
597 + // One query for every active function snippet (code included), then enrich with
598 + // the function metadata (name + target) the same way run_snippet does.
599 + $snippets = $this->snippet->select(
600 + null, // offset
601 + -1, // limit (all)
602 + [
603 + [ 'accessor' => 'active', 'value' => 1 ],
604 + [ 'accessor' => 'scope', 'value' => 'function' ],
605 + ],
606 + [] // sort
607 + )['data'] ?? [];
608 +
609 + if ( empty( $snippets ) ) {
610 + return;
611 + }
612 +
613 + $this->snippet->get_function_snippets_data( $snippets );
614 +
615 + foreach ( $snippets as $snippet ) {
616 + $name = $snippet['functionName'] ?? '';
617 + $target = strtolower( $snippet['functionTarget'] ?? 'php' );
618 +
619 + // Skip JS functions (pushed to the front-end separately), the function the
620 + // caller will define itself, and anything already declared in this request.
621 + if ( $name === '' || $target === 'js' || $name === $except || function_exists( $name ) ) {
622 + continue;
623 + }
624 +
625 + // Mirror run_snippet()'s non-test handling: drop echo statements, then declare
626 + // (never call) the function, guarded so a later run_snippet() call is a no-op.
627 + $code = $this->snippet->sanitize_code( $snippet['code'] );
628 + $code = preg_replace( '/echo\s+(.+?);/s', '', $code );
629 + $code = "if (!function_exists('{$name}')) {\n{$code}\n}\n";
630 +
631 + try {
632 + eval( $code );
633 + } catch ( Throwable $e ) {
634 + $this->log( "⚠️ Code Engine: Failed to pre-define function \"{$name}\": " . $e->getMessage() );
635 + }
636 + }
637 + }
638 +
511 639 public function get_js_functions_to_push() {
512 640 $functions = $this->snippet->get_functions();
513 641 $js_functions = [];
514 642 foreach ( $functions as &$function ) {
@@ -589,9 +717,9 @@
589 717 $blocked = false;
590 718 //$blocked = true;
591 719 }
592 720 // Block REST requests that aren't whitelisted
593 - elseif ( MeowCommon_Helpers::is_rest() && !Meow_MWCODE_Core::is_white_listed_rest() ) {
721 + elseif ( MeowKit_MWCODE_Helpers::is_rest() && !Meow_MWCODE_Core::is_white_listed_rest() ) {
594 722 $blocked = true;
595 723 }
596 724
597 725 if ( empty( $this->snippet ) ) {
@@ -622,9 +750,9 @@
622 750 return;
623 751 }
624 752
625 753 $snippets = array_map( function ( $snippet ) use ( $blocked ) {
626 - $snippet['code'] = preg_replace( '/<\?php/', '', $snippet['code'], 1 );
754 + $snippet['code'] = $this->snippet->sanitize_code( $snippet['code'] );
627 755 $snippet['blocked'] = $blocked;
628 756
629 757 // If the snippet must be executed only in the frontend, we bypass the block
630 758 if ( !is_admin() && $snippet['scope'] === 'frontend' ) {
@@ -640,23 +768,35 @@
640 768
641 769 #endregion
642 770
643 771 #region Shortcodes
772 + function separate_mwcode_atts( $atts ) {
644 773
774 + if( array_key_exists( 'id', $atts ) ) unset( $atts['id'] );
775 + if( array_key_exists( 'target', $atts ) ) unset( $atts['target'] );
776 + if( array_key_exists( 'code', $atts ) ) unset( $atts['code'] );
777 +
778 + return $atts;
779 + }
780 +
645 781 function content_shortcode( $atts ) {
646 782
783 + $user_atts = $this->separate_mwcode_atts( $atts );
784 +
647 785 $atts = shortcode_atts( array(
648 - 'id' => null,
649 - 'target' => null,
650 - 'code' => null,
651 - ), $atts );
786 + 'id' => null,
787 + 'target' => null, // js or php
788 + 'code' => null, // For Guttenberg block usage
789 + ), $atts, 'code-engine' );
652 790
653 791 $id = $atts['id'];
654 792 $target = $atts['target'];
655 793 $code = $atts['code'];
794 + $current_post = get_post();
656 795
657 796 $no_js = defined( 'DISALLOW_UNFILTERED_HTML' ) && DISALLOW_UNFILTERED_HTML;
658 - $no_php = $this->get_option( 'disallow_block_php', true );
797 + $allow_php = $this->get_option( 'code_blocks', false );
798 + $allow_php_whitelist = $this->get_option( 'code_blocks_whitelist', [] );
659 799
660 800 // If the ID is null, it means it comes from a Guttenberg block
661 801 $is_block = empty( $id ) && !empty( $code );
662 802
@@ -669,10 +809,17 @@
669 809 if ( $no_js && $target === 'js' ) {
670 810 return '<b>Code Engine:</b> Code Block JS are disabled because unfiltered HTML is not allowed on your server.';
671 811 }
672 812
673 - if ( $no_php && $target === 'php' ) {
674 - return '<b>Code Engine:</b> Code Block PHP are disabled. If you are an administrator, you can enable it in the settings, this is not recommended. Please use a Content Snippet ( PHP ) instead.';
813 + if ( $target === 'php' ) {
814 +
815 + if ( !$allow_php ) {
816 + return '<b>Code Engine:</b> Code Block PHP are disabled. If you are an administrator, you can enable it in the settings, this is not recommended. Please use a Content Snippet ( PHP ) instead.';
817 + }
818 +
819 + if ( !empty( $allow_php_whitelist ) && !in_array( $current_post->ID, $allow_php_whitelist ) ) {
820 + return '<b>Code Engine:</b> Code Block PHP are disabled for this post. If you are an administrator, you can enable it in the settings, this is not recommended. Please use a Content Snippet ( PHP ) instead.';
821 + }
675 822 }
676 823
677 824 // Because the code from Blocks are sanitized, we need to replace the &quot; with "
678 825 $code = str_replace( '&quot;', '"', $code );
@@ -723,9 +870,10 @@
723 870 $output = '<script>' . $snippet['code'] . '</script>';
724 871 }
725 872
726 873 if ( $is_content_php ) {
727 - $output = $this->run_non_fn_snippet( $id );
874 + $prefix = "\$mwcode_atts = unserialize( '" . serialize( $user_atts ) . "' );";
875 + $output = $this->run_non_fn_snippet( $id, null, false, $prefix );
728 876 }
729 877
730 878 return $output;
731 879 }