From 9d94c4d4e21e5a70fc4656ed9148981bfacc5c8e Mon Sep 17 00:00:00 2001
From: Guillem George <guillem.george@epita.fr>
Date: Tue, 25 Nov 2025 16:49:33 +0100
Subject: [PATCH] patata

---
 httpd/Makefile                |  2 +-
 httpd/src/http/http.c         | 49 +++++++++++++++++++++++++++++++++--
 httpd/src/http/http.h         | 10 +++++++
 httpd/src/utils/files/files.c | 11 ++++++--
 httpd/src/utils/files/files.h | 32 +++++++++++++++++++++--
 5 files changed, 97 insertions(+), 7 deletions(-)

diff --git a/httpd/Makefile b/httpd/Makefile
index 36eeedf..35f440b 100644
--- a/httpd/Makefile
+++ b/httpd/Makefile
@@ -10,7 +10,7 @@ UTILS_SRCS = src/utils/string/string.c \
 			 src/utils/time/fmt_time.c \
 			 src/utils/parsing/words.c \
 			 src/utils/parsing/blanks.c \
-			 utils/files/files.c
+			 src/utils/files/files.c
 MODULES_SRCS = src/config/config.c \
 			   src/server/server.c \
 			   src/http/http.c \
diff --git a/httpd/src/http/http.c b/httpd/src/http/http.c
index 17291d4..30229f2 100644
--- a/httpd/src/http/http.c
+++ b/httpd/src/http/http.c
@@ -4,9 +4,14 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "../utils/files/files.h"
 #include "../utils/parsing/words.h"
 #include "headers.h"
 
+// === Static variables
+
+static struct config *config;
+
 // === Static functions
 
 // Parses the status line of req, stores the result in res and returns the
@@ -60,8 +65,29 @@ static ssize_t parse_reqline(struct http_request *res, struct string *req)
     return i;
 }
 
+static void split_target(struct http_request *req)
+{
+    size_t i = 0;
+    while (i < req->path->size)
+    {
+        if (req->path->data[i] == '?')
+        {
+            req->queries =
+                string_create(req->path->data + i, req->path->size - i);
+            req->path->size = i;
+            return;
+        }
+        i++;
+    }
+}
+
 // === Functions
 
+void http_init(struct config *cfg)
+{
+    config = cfg;
+}
+
 // TODO handle logs and free adequately
 struct http_request *parse_request(struct string *req)
 {
@@ -75,6 +101,9 @@ struct http_request *parse_request(struct string *req)
     if (nread <= 0)
         return NULL;
 
+    // Split path and query
+    split_target(res);
+
     i += nread;
 
     // Headers
@@ -85,8 +114,24 @@ struct http_request *parse_request(struct string *req)
     return res;
 }
 
-// struct http_response *generate_response(struct http_request *req)
-// {}
+// TODO handle logs and free adequately
+struct http_response *generate_response(struct http_request *req)
+{
+    // Check filename
+    if (!check_filename(req->path))
+        return NULL;
+
+    int err = is_directory(req->path->data);
+    if (err == -1)
+        return NULL;
+
+    if (err == 1)
+    {
+        string_concat_str(req->path, "/", 1);
+        string_concat_str(req->path, config->servers->default_file,
+                          strlen(config->servers->default_file));
+    }
+}
 
 // struct string *format_response(struct http_response *resp)
 // {}
diff --git a/httpd/src/http/http.h b/httpd/src/http/http.h
index c1ca4a8..a35fbbe 100644
--- a/httpd/src/http/http.h
+++ b/httpd/src/http/http.h
@@ -14,6 +14,7 @@
 // === Includes
 
 #include "../utils/string/string.h"
+#include "../config/config.h"
 
 // === Enums
 
@@ -43,6 +44,7 @@ struct http_request
 {
     enum http_method method;    
     struct string *path;
+    struct string *queries;
     struct string *protocol;
     struct http_header *headers; // Headers linked list
 };
@@ -57,6 +59,14 @@ struct http_response
 
 // === Functions
 
+/* @brief Initializes the HTTP module with the given configuration
+ *
+ * @warning Do no use any other function of this module before calling that one
+ *
+ * @param cfg
+ */
+ void http_init(struct config* cfg);
+
 /* @brief Parses the HTTP request and splits it into a request structure
  *
  * @param req
diff --git a/httpd/src/utils/files/files.c b/httpd/src/utils/files/files.c
index 0729041..3b1b756 100644
--- a/httpd/src/utils/files/files.c
+++ b/httpd/src/utils/files/files.c
@@ -1,14 +1,21 @@
 #include "files.h"
 
 #include <stdio.h>
+#include <sys/stat.h>
 
 #include "../string/string.h"
 
 bool file_exists(const char *path)
 {}
 
-bool is_directory(const char *path)
-{}
+int is_directory(const char *path)
+{
+    struct stat path_stat;
+    if (stat(path, &path_stat) != 0)
+        return S_ISDIR(path_stat.st_mode);
+    else
+        return -1;
+}
 
 // TODO handle logging
 struct string *get_file_content(const char *path)
diff --git a/httpd/src/utils/files/files.h b/httpd/src/utils/files/files.h
index b44133b..e338d91 100644
--- a/httpd/src/utils/files/files.h
+++ b/httpd/src/utils/files/files.h
@@ -19,7 +19,16 @@
  *
  * @return
  */
-bool file_exists(const char *path);
+// bool file_exists(const char *path);
+
+/*
+ * @brief 
+ *
+ * @param path
+ *
+ * @return 1 if path is a directory, 0 if it is not and -1 if path is not valid
+ */
+int is_directory(const char* path);
 
 /*
  * @brief
@@ -28,7 +37,8 @@ bool file_exists(const char *path);
  *
  * @return
  */
-bool is_directory(const char* path);
+ char* get_file(const char* path);
+ 
 
 /*
  * @brief
@@ -39,4 +49,22 @@ bool is_directory(const char* path);
  */
 struct string* get_file_content(const char *path);
 
+/*
+ * @brief
+ *
+ * @param path
+ *
+ * @return
+ */
+bool check_filename(struct string* path);
+
+/*
+ * @brief
+ *
+ * @param path
+ *
+ * @return
+ */
+bool sanitize_filename(struct string* filename);
+
 #endif // ! FILES_H