Difference between revisions for Users / Eo Ny / dev
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1 | {{toc numerate=1}} |
| 2 | 2 | ||
| 3 | === Overview === | 3 | === Overview === |
| 4 | 4 | ||
| … | … | … | … |
| 40 | ---- | 40 | ---- |
| 41 | === Constructor === | 41 | === Constructor === |
| 42 | 42 | ||
| 43 |
%% |
43 | %%(hl php) |
| 44 | public function __construct(&$db) | 44 | public function __construct(&$db) |
| 45 | %% | 45 | %% |
| 46 | 46 | ||
| … | … | … | … |
| 58 | 6. Enforces TLS session upgrade if needed | 58 | 6. Enforces TLS session upgrade if needed |
| 59 | 59 | ||
| 60 | **Example:** | 60 | **Example:** |
| 61 |
%% |
61 | %%(hl php) |
| 62 | $http = new Http($db); | 62 | $http = new Http($db); |
| 63 | %% | 63 | %% |
| 64 | 64 | ||
| … | … | … | … |
| 82 | - Recovers diagnostic logs from previous session | 82 | - Recovers diagnostic logs from previous session |
| 83 | 83 | ||
| 84 | **Example:** | 84 | **Example:** |
| 85 |
%% |
85 | %%(hl php) |
| 86 | $http->session(0); // Normal session | 86 | $http->session(0); // Normal session |
| 87 | $http->session(2); // Static file serving mode | 87 | $http->session(2); // Static file serving mode |
| 88 | %% | 88 | %% |
| … | … | … | … |
| 105 | - ✅ Only cached for anonymous users (no logged-in users) | 105 | - ✅ Only cached for anonymous users (no logged-in users) |
| 106 | 106 | ||
| 107 | **Example:** | 107 | **Example:** |
| 108 |
%% |
108 | %%(hl php) |
| 109 | $http->check_cache('HomePage', 'show'); | 109 | $http->check_cache('HomePage', 'show'); |
| 110 | %% | 110 | %% |
| 111 | 111 | ||
| 112 | ---- | 112 | ---- |
| 113 | 113 | ||
| 114 |
===== |
114 | =====##store_cache(): void##===== |
| 115 | Saves the generated page content to cache file. | 115 | Saves the generated page content to cache file. |
| 116 | 116 | ||
| 117 | **Features:** | 117 | **Features:** |
| … | … | … | … |
| 121 | - Only executes if caching flag is set and user is anonymous | 121 | - Only executes if caching flag is set and user is anonymous |
| 122 | 122 | ||
| 123 | **Example:** | 123 | **Example:** |
| 124 |
%% |
124 | %%(hl php) |
| 125 | // Called at end of page rendering | 125 | // Called at end of page rendering |
| 126 | $http->store_cache(); | 126 | $http->store_cache(); |
| 127 | %% | 127 | %% |
| … | … | … | … |
| 144 | 4. Returns count of invalidated caches | 144 | 4. Returns count of invalidated caches |
| 145 | 145 | ||
| 146 | **Example:** | 146 | **Example:** |
| 147 |
%% |
147 | %%(hl php) |
| 148 | $count = $http->invalidate_page('HomePage'); | 148 | $count = $http->invalidate_page('HomePage'); |
| 149 | echo "Invalidated $count cache entries"; | 149 | echo "Invalidated $count cache entries"; |
| 150 | %% | 150 | %% |
| … | … | … | … |
| 162 | - Called when TLS session is detected | 162 | - Called when TLS session is detected |
| 163 | 163 | ||
| 164 | **Example:** | 164 | **Example:** |
| 165 |
%% |
165 | %%(hl php) |
| 166 | $http->secure_base_url(); | 166 | $http->secure_base_url(); |
| 167 | // $db->base_url now uses https:// | 167 | // $db->base_url now uses https:// |
| 168 | %% | 168 | %% |
| … | … | … | … |
| 181 | - Converts relative URLs using current server name | 181 | - Converts relative URLs using current server name |
| 182 | 182 | ||
| 183 | **Example:** | 183 | **Example:** |
| 184 |
%% |
184 | %%(hl php) |
| 185 | $http->ensure_tls('/secure/payment'); | 185 | $http->ensure_tls('/secure/payment'); |
| 186 | %% | 186 | %% |
| 187 | 187 | ||
| … | … | … | … |
| 209 | - ##reverse_proxy_header## - Custom header name (default: ##X-Forwarded-For##) | 209 | - ##reverse_proxy_header## - Custom header name (default: ##X-Forwarded-For##) |
| 210 | 210 | ||
| 211 | **Example:** | 211 | **Example:** |
| 212 |
%% |
212 | %%(hl php) |
| 213 | $client_ip = $http->ip; // e.g., "203.0.113.42" | 213 | $client_ip = $http->ip; // e.g., "203.0.113.42" |
| 214 | %% | 214 | %% |
| 215 | 215 | ||
| … | … | … | … |
| 231 | 231 | ||
| 232 | ==== Security Headers ==== | 232 | ==== Security Headers ==== |
| 233 | 233 | ||
| 234 | ===== ##http_security_headers(): void## ===== | 234 | =====##http_security_headers(): void##===== |
| 235 | 235 | ||
| 236 | 236 | Sets security-related HTTP headers. | |
| 237 | |||
| 238 | **Headers Set:** | ||
| 239 | |||
| 240 | #| | ||
| 241 | *| Header | Purpose | Config Key |* | ||
| 242 | || Content-Security-Policy | XSS/injection protection | ##csp## || | ||
| 243 | || Permissions-Policy | Control browser features | ##permissions_policy## || | ||
| 244 | || Referrer-Policy | Control referrer information | ##referrer_policy## || | ||
| 245 | || Strict-Transport-Security | Force HTTPS | Auto (TLS only) || | ||
| 246 | || X-Frame-Options | Clickjacking protection | Hardcoded: ##SAMEORIGIN## || | ||
| 247 | || X-Content-Type-Options | MIME sniffing prevention | Hardcoded: ##nosniff## || | ||
| 248 | |# | ||
| 249 | |||
| 250 | **CSP Configuration Options:** | ||
| 251 | - ##0## - Disabled | ||
| 252 | - ##1## - Default policy (from ##csp.conf##) | ||
| 253 | - ##2## - Custom policy (from ##csp_custom.conf##) | ||
| 254 | |||
| 255 | **Example:** | ||
| 256 | %%(hl php) | ||
| 257 | $http->http_security_headers(); | ||
| 258 | %% | ||
| 259 | |||
| 260 | ---- | ||
| 237 | ==== HTTP Methods ==== | 261 | ==== HTTP Methods ==== |
| 238 | 262 | ||
| 239 | ===== ##redirect($url, $permanent = false): void## ===== | 263 | ===== ##redirect($url, $permanent = false): void## ===== |
| … | … | … | … |
| 249 | - Uses output buffering to work anywhere in page processing | 273 | - Uses output buffering to work anywhere in page processing |
| 250 | 274 | ||
| 251 | **Example:** | 275 | **Example:** |
| 252 |
%% |
276 | %%(hl php) |
| 253 | $http->redirect('http://example.com/new-page', true); // 301 | 277 | $http->redirect('http://example.com/new-page', true); // 301 |
| 254 | $http->redirect('/wiki/HomePage'); // 302 | 278 | $http->redirect('/wiki/HomePage'); // 302 |
| 255 | %% | 279 | %% |
| … | … | … | … |
| 264 | - Ends script execution | 288 | - Ends script execution |
| 265 | 289 | ||
| 266 | **Example:** | 290 | **Example:** |
| 267 |
%% |
291 | %%(hl php) |
| 268 | $http->terminate(); | 292 | $http->terminate(); |
| 269 | %% | 293 | %% |
| 270 | 294 | ||
| … | … | … | … |
| 274 | Sets HTTP response status code. | 298 | Sets HTTP response status code. |
| 275 | 299 | ||
| 276 | **Supported Status Codes:** | 300 | **Supported Status Codes:** |
| 277 |
%% |
301 | %%(hl php) |
| 278 | 200 => 'OK' | 302 | 200 => 'OK' |
| 279 | 206 => 'Partial Content' | 303 | 206 => 'Partial Content' |
| 280 | 301 => 'Moved Permanently' | 304 | 301 => 'Moved Permanently' |
| … | … | … | … |
| 294 | %% | 318 | %% |
| 295 | 319 | ||
| 296 | **Example:** | 320 | **Example:** |
| 297 |
%% |
321 | %%(hl php) |
| 298 | $http->status(404); // Send 404 Not Found | 322 | $http->status(404); // Send 404 Not Found |
| 299 | %% | 323 | %% |
| 300 | 324 | ||
| … | … | … | … |
| 315 | - ##Cache-Control: no-store## | 339 | - ##Cache-Control: no-store## |
| 316 | 340 | ||
| 317 | **Example:** | 341 | **Example:** |
| 318 |
%% |
342 | %%(hl php) |
| 319 | $http->no_cache(); // Client-side only | 343 | $http->no_cache(); // Client-side only |
| 320 | $http->no_cache(false); // Both client & server | 344 | $http->no_cache(false); // Both client & server |
| 321 | %% | 345 | %% |
| … | … | … | … |
| 329 | - ##Cache-Control: public## | 353 | - ##Cache-Control: public## |
| 330 | 354 | ||
| 331 | **Example:** | 355 | **Example:** |
| 332 |
%% |
356 | %%(hl php) |
| 333 | $http->cache_promisc(); | 357 | $http->cache_promisc(); |
| 334 | %% | 358 | %% |
| 335 | 359 | ||
| … | … | … | … |
| 374 | - Associative array: ##['en' => 'en', 'de' => 'de', ...]## | 398 | - Associative array: ##['en' => 'en', 'de' => 'de', ...]## |
| 375 | 399 | ||
| 376 | **Example:** | 400 | **Example:** |
| 377 |
%% |
401 | %%(hl php) |
| 378 | $all_langs = $http->available_languages(false); | 402 | $all_langs = $http->available_languages(false); |
| 379 | $allowed = $http->available_languages(true); | 403 | $allowed = $http->available_languages(true); |
| 380 | %% | 404 | %% |
| … | … | … | … |
| 400 | - GZip compression for text files | 424 | - GZip compression for text files |
| 401 | 425 | ||
| 402 | **Special Paths:** | 426 | **Special Paths:** |
| 403 |
%% |
427 | %%(hl php) |
| 404 | $http->sendfile(404); // Serves file defined by HTTP_404 constant | 428 | $http->sendfile(404); // Serves file defined by HTTP_404 constant |
| 405 | $http->sendfile(403); // Serves file defined by HTTP_403 constant | 429 | $http->sendfile(403); // Serves file defined by HTTP_403 constant |
| 406 | %% | 430 | %% |
| 407 | 431 | ||
| 408 | **Example:** | 432 | **Example:** |
| 409 |
%% |
433 | %%(hl php) |
| 410 | $http->sendfile('uploads/document.pdf', 'my-document.pdf', 30); | 434 | $http->sendfile('uploads/document.pdf', 'my-document.pdf', 30); |
| 411 | %% | 435 | %% |
| 412 | 436 | ||
| … | … | … | … |
| 420 | - Default: ##'application/octet-stream'## | 444 | - Default: ##'application/octet-stream'## |
| 421 | 445 | ||
| 422 | **Example:** | 446 | **Example:** |
| 423 |
%% |
447 | %%(hl php) |
| 424 | $mime = $http->mime_type('file.pdf'); // 'application/pdf' | 448 | $mime = $http->mime_type('file.pdf'); // 'application/pdf' |
| 425 | %% | 449 | %% |
| 426 | 450 | ||
| … | … | … | … |
| 450 | - Headers not already sent | 474 | - Headers not already sent |
| 451 | 475 | ||
| 452 | **Example:** | 476 | **Example:** |
| 453 |
%% |
477 | %%(hl php) |
| 454 | $http->gzip(); | 478 | $http->gzip(); |
| 455 | %% | 479 | %% |
| 456 | 480 | ||
| … | … | … | … |
| 466 | - Converts encoding properly | 490 | - Converts encoding properly |
| 467 | 491 | ||
| 468 | **Example:** | 492 | **Example:** |
| 469 |
%% |
493 | %%(hl php) |
| 470 | $data = $http->parse_str('name=John&age=30'); | 494 | $data = $http->parse_str('name=John&age=30'); |
| 471 | %% | 495 | %% |
| 472 | 496 | ||
| … | … | … | … |
| 498 | 522 | ||
| 499 | ---- | 523 | ---- |
| 500 | 524 | ||
| 501 | === Configuration Dependencies === | 525 | ===Configuration Dependencies=== |
| 502 | 526 | ||
| 503 | 527 | The class relies on these database configuration settings: | |
| 504 | 528 | ||
| 505 | === Constants Used === | 529 | #| |
| 506 | 530 | *| Setting | Type | Purpose |* | |
| 507 | 531 | || ##base_url## | string | Wiki's base URL || | |
| 532 | || ##tls## | bool | Enable HTTPS enforcement || | ||
| 533 | || ##cache## | bool | Enable page caching || | ||
| 534 | || ##cache_ttl## | int | Cache lifetime in seconds || | ||
| 535 | || ##session_store## | int | 1=File, 0=Database || | ||
| 536 | || ##system_seed_hash## | string | Session encryption seed || | ||
| 537 | || ##cookie_prefix## | string | Session cookie prefix || | ||
| 538 | || ##cookie_path## | string | Cookie path || | ||
| 539 | || ##allow_persistent_cookie## | bool | Allow persistent login || | ||
| 540 | || ##session_length## | int | Session lifetime in seconds || | ||
| 541 | || ##reverse_proxy_addresses## | string | Comma/space-separated proxy IPs || | ||
| 542 | || ##reverse_proxy_header## | string | Custom X-Forwarded header || | ||
| 543 | || ##language## | string | Default language code || | ||
| 544 | || ##multilanguage## | bool | Enable language negotiation || | ||
| 545 | || ##allowed_languages## | string | Comma/space-separated allowed langs || | ||
| 546 | || ##enable_security_headers## | bool | Send security headers || | ||
| 547 | || ##csp## | int | CSP setting (0/1/2) || | ||
| 548 | || ##permissions_policy## | int | Permissions-Policy setting (0/1/2) || | ||
| 549 | || ##referrer_policy## | int | Referrer-Policy setting (0-8) || | ||
| 550 | |# | ||
| 551 | |||
| 552 | ---- | ||
| 553 | |||
| 554 | ===Constants Used=== | ||
| 555 | |||
| 556 | #| | ||
| 557 | *| Constant | Type | Purpose |* | ||
| 558 | || ##IN_WACKO## | bool | Security check (exit if not defined) || | ||
| 559 | || ##CHMOD_SAFE## | int | File permissions for cache files || | ||
| 560 | || ##CHMOD_FILE## | int | File permissions for config cache || | ||
| 561 | || ##CACHE_PAGE_DIR## | string | Page cache directory || | ||
| 562 | || ##CACHE_SESSION_DIR## | string | Session cache directory || | ||
| 563 | || ##CACHE_CONFIG_DIR## | string | Config cache directory || | ||
| 564 | || ##CONFIG_DIR## | string | Configuration directory || | ||
| 565 | || ##LANG_DIR## | string | Language files directory || | ||
| 566 | || ##DAYSECS## | int | Seconds in a day (86400) || | ||
| 567 | || ##HTTP_404## | string | Path to 404 error page || | ||
| 568 | || ##HTTP_403## | string | Path to 403 error page || | ||
| 569 | |# | ||
| 570 | |||
| 571 | ---- | ||
| 508 | 572 | ||
| 509 | === Workflow Examples === | 573 | === Workflow Examples === |
| 510 | 574 | ||
| 511 |
==== |
575 | ====Example 1: Handling a GET Request==== |
| 512 |
|
576 | |
| 513 |
%% |
577 | %%(hl php) |
| 514 | // In main wiki entry point | 578 | // In main wiki entry point |
| 515 | $http = new Http($db); | 579 | $http = new Http($db); |
| 516 | $http->session(0); // Start session | 580 | $http->session(0); // Start session |
| … | … | … | … |
| 532 | 596 | ||
| 533 | ==== Example 2: Handling TLS/HTTPS Upgrade ==== | 597 | ==== Example 2: Handling TLS/HTTPS Upgrade ==== |
| 534 | 598 | ||
| 535 |
%% |
599 | %%(hl php) |
| 536 | $http = new Http($db); // Constructor detects TLS requirement | 600 | $http = new Http($db); // Constructor detects TLS requirement |
| 537 | // If TLS is enabled and user wasn't in TLS before: | 601 | // If TLS is enabled and user wasn't in TLS before: |
| 538 | // - Sets TLS session flag | 602 | // - Sets TLS session flag |
| … | … | … | … |
| 542 | 606 | ||
| 543 | ==== Example 3: Invalidating Cache After Page Edit ==== | 607 | ==== Example 3: Invalidating Cache After Page Edit ==== |
| 544 | 608 | ||
| 545 |
%% |
609 | %%(hl php) |
| 546 | // User edits a page | 610 | // User edits a page |
| 547 | $http = new Http($db); | 611 | $http = new Http($db); |
| 548 | $count = $http->invalidate_page('HomePage'); | 612 | $count = $http->invalidate_page('HomePage'); |
| … | … | … | … |
| 551 | 615 | ||
| 552 | ==== Example 4: Serving a File ==== | 616 | ==== Example 4: Serving a File ==== |
| 553 | 617 | ||
| 554 |
%% |
618 | %%(hl php) |
| 555 | $http = new Http($db); | 619 | $http = new Http($db); |
| 556 | $http->session(2); // Static file mode - no session replay prevention | 620 | $http->session(2); // Static file mode - no session replay prevention |
| 557 | 621 | ||
| … | … | … | … |
| 626 | 690 | ||
| 627 | The class integrates with WackoWiki's diagnostic system: | 691 | The class integrates with WackoWiki's diagnostic system: |
| 628 | 692 | ||
| 629 |
%% |
693 | %%(hl php) |
| 630 | // Diagnostic messages are preserved across redirects | 694 | // Diagnostic messages are preserved across redirects |
| 631 | // via session flash data | 695 | // via session flash data |
| 632 | 696 | ||