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Version1 Version2
1 == HTTP Class Technical Documentation == 1 == HTTP Class Technical Documentation ==
2 2
    3 {{toc numerate=1}}
3 === Overview === 4 === Overview ===
4 5
5 The ##Http## class (##src/class/http.php##) is a core component of the WackoWiki system responsible for handling HTTP request/response processing, session management, caching, and security features. This class acts as a bridge between the web server and the wiki engine. 6 The ##Http## class (##src/class/http.php##) is a core component of the WackoWiki system responsible for handling HTTP request/response processing, session management, caching, and security features. This class acts as a bridge between the web server and the wiki engine.
… … … …
111 112
112 ---- 113 ----
113 114
114 ===== ##store_cache(): void## ===== 115 =====##store_cache(): void##=====
115 Saves the generated page content to cache file. 116 Saves the generated page content to cache file.
116 117
117 **Features:** 118 **Features:**
… … … …
121   - Only executes if caching flag is set and user is anonymous 122   - Only executes if caching flag is set and user is anonymous
122 123
123 **Example:** 124 **Example:**
124 %%php 125 %%(hl php)
125 // Called at end of page rendering 126 // Called at end of page rendering
126 $http->store_cache(); 127 $http->store_cache();
127 %% 128 %%
… … … …
231 232
232 ==== Security Headers ==== 233 ==== Security Headers ====
233 234
234 ===== ##http_security_headers(): void## ===== 235 =====##http_security_headers(): void##=====
235 236
236 237 Sets security-related HTTP headers.
    238
    239 **Headers Set:**
    240
    241 #|
    242 *| Header | Purpose | Config Key |*
    243 || Content-Security-Policy | XSS/injection protection | ##csp## ||
    244 || Permissions-Policy | Control browser features | ##permissions_policy## ||
    245 || Referrer-Policy | Control referrer information | ##referrer_policy## ||
    246 || Strict-Transport-Security | Force HTTPS | Auto (TLS only) ||
    247 || X-Frame-Options | Clickjacking protection | Hardcoded: ##SAMEORIGIN## ||
    248 || X-Content-Type-Options | MIME sniffing prevention | Hardcoded: ##nosniff## ||
    249 |#
    250
    251 **CSP Configuration Options:**
    252   - ##0## - Disabled
    253   - ##1## - Default policy (from ##csp.conf##)
    254   - ##2## - Custom policy (from ##csp_custom.conf##)
    255
    256 **Example:**
    257 %%php
    258 $http->http_security_headers();
    259 %%
    260
    261 ----
237 ==== HTTP Methods ==== 262 ==== HTTP Methods ====
238 263
239 ===== ##redirect($url, $permanent = false): void## ===== 264 ===== ##redirect($url, $permanent = false): void## =====
… … … …
498 523
499 ---- 524 ----
500 525
501 === Configuration Dependencies === 526 ===Configuration Dependencies===
502 527
503 528 The class relies on these database configuration settings:
504 529
505 === Constants Used === 530 #|
506 531 *| Setting | Type | Purpose |*
507 532 || ##base_url## | string | Wiki's base URL ||
    533 || ##tls## | bool | Enable HTTPS enforcement ||
    534 || ##cache## | bool | Enable page caching ||
    535 || ##cache_ttl## | int | Cache lifetime in seconds ||
    536 || ##session_store## | int | 1=File, 0=Database ||
    537 || ##system_seed_hash## | string | Session encryption seed ||
    538 || ##cookie_prefix## | string | Session cookie prefix ||
    539 || ##cookie_path## | string | Cookie path ||
    540 || ##allow_persistent_cookie## | bool | Allow persistent login ||
    541 || ##session_length## | int | Session lifetime in seconds ||
    542 || ##reverse_proxy_addresses## | string | Comma/space-separated proxy IPs ||
    543 || ##reverse_proxy_header## | string | Custom X-Forwarded header ||
    544 || ##language## | string | Default language code ||
    545 || ##multilanguage## | bool | Enable language negotiation ||
    546 || ##allowed_languages## | string | Comma/space-separated allowed langs ||
    547 || ##enable_security_headers## | bool | Send security headers ||
    548 || ##csp## | int | CSP setting (0/1/2) ||
    549 || ##permissions_policy## | int | Permissions-Policy setting (0/1/2) ||
    550 || ##referrer_policy## | int | Referrer-Policy setting (0-8) ||
    551 |#
    552
    553 ----
    554
    555 ===Constants Used===
    556
    557 #|
    558 *| Constant | Type | Purpose |*
    559 || ##IN_WACKO## | bool | Security check (exit if not defined) ||
    560 || ##CHMOD_SAFE## | int | File permissions for cache files ||
    561 || ##CHMOD_FILE## | int | File permissions for config cache ||
    562 || ##CACHE_PAGE_DIR## | string | Page cache directory ||
    563 || ##CACHE_SESSION_DIR## | string | Session cache directory ||
    564 || ##CACHE_CONFIG_DIR## | string | Config cache directory ||
    565 || ##CONFIG_DIR## | string | Configuration directory ||
    566 || ##LANG_DIR## | string | Language files directory ||
    567 || ##DAYSECS## | int | Seconds in a day (86400) ||
    568 || ##HTTP_404## | string | Path to 404 error page ||
    569 || ##HTTP_403## | string | Path to 403 error page ||
    570 |#
    571
    572 ----
508 573
509 === Workflow Examples === 574 === Workflow Examples ===
510 575
511 ==== Example 1: Handling a GET Request ==== 576 ====Example 1: Handling a GET Request====
512 577
513 %%php 578 %%(hl php)
514 // In main wiki entry point 579 // In main wiki entry point
515 $http = new Http($db); 580 $http = new Http($db);
516 $http->session(0); // Start session 581 $http->session(0); // Start session