From d50bab21d036edcc1d7b54b913cb422c3c2143e9 Mon Sep 17 00:00:00 2001
From: the little girl <yui@blekksprut.net>
Date: Fri, 10 Jan 2014 16:34:42 +0100
Subject: ordentlig encoding

---
 config.def.h |  2 ++
 wiki.c       | 54 +++++++++++++++++++++++++++++++++++-------------------
 2 files changed, 37 insertions(+), 19 deletions(-)

diff --git a/config.def.h b/config.def.h
index a83aa8e..ea4a312 100644
--- a/config.def.h
+++ b/config.def.h
@@ -1,6 +1,8 @@
 static char *title = "a wiki";
 static char *id = "anonymous";
 
+static char *loft = ".loft";
+
 static char *links[][2] = {
   { "home", "home" },
   { "planer", "planer" },
diff --git a/wiki.c b/wiki.c
index 5dc3c55..4dea629 100644
--- a/wiki.c
+++ b/wiki.c
@@ -3,6 +3,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include <ctype.h>
 #include <glob.h>
 #include <libgen.h>
 #include <time.h>
@@ -103,11 +104,10 @@ int unauthorized(int status) {
 int edit(char *path) {
   if(!writable(path)) return unauthorized(403);
   FILE *fp = fopen(path, "r");
-  char *page = clean(path);
   fp ? head(path, path, "vis") : head(path, NULL, NULL);
   char buffer[sysconf(_SC_PAGESIZE)];
-  printf("<form method='post' enctype='text/plain'>\n");
-  printf("<p><textarea name=text rows=24 cols=72>");
+  printf("<form method='post'>\n");
+  printf("<p><textarea name=t rows=24 cols=72>");
   if(fp)
     while(fgets(buffer, sizeof(buffer), fp))
       printf("%s", buffer);
@@ -119,38 +119,56 @@ int edit(char *path) {
   return 0;
 }
 
-char *loft = ".loft";
-int store(char *raw, char *data, int len) {
+int store(char *raw, int len) {
   char *dir = dirname(strdup(raw));
   char *id = basename(strdup(raw));
   if(chdir(dir))
     return problem(404, "Not found");
   char path[strlen(id) + strlen(loft) + 256];
   time_t epoch = time(NULL);
-  snprintf(path, 512, "%s/%s.%d", loft, id, epoch);
+  snprintf(path, 512, "%s/%s.%d", loft, id, (int) epoch);
   FILE *fp = fopen(path, "w");
-  if(!fp) return redirect(id);
-  fwrite(data + 5, len - 5, 1, fp);
+  if(!fp) return redirect("FFFF");
+
+  int pos = 0;
+  unsigned int decoded;
+  char buffer[3];
+  for(int i = 0; i < len; i++) {
+    buffer[pos] = getchar();
+    if(buffer[pos] == '+') buffer[pos] = ' ';
+    if(buffer[pos] == '&') { buffer[pos] = '\0'; break; }
+    if(pos == 2) {
+      if(buffer[0] == '%' && isxdigit(buffer[1]) && isxdigit(buffer[2])) {
+        sscanf(buffer, "%%%2x", &decoded);
+        fprintf(fp, "%c", decoded);
+        memset(buffer, 0, 3);
+        pos = 0;
+      } else {
+        fprintf(fp, "%c", buffer[0]);
+        memmove(buffer, &buffer[1], 2);
+        buffer[2] = 0;
+      }
+    }
+    else pos++;
+  }
+  fprintf(fp, "%.3s", buffer);
   fputc('\0', fp);
   fclose(fp);
   unlink(id);
   symlink(path, id);
+  return 0;
 }
 
 int post(char *path) {
-  char *header, *data;
+  char *header;
   int clen;
   header = getenv("CONTENT_LENGTH");
   if(!header) return redirect(path);
   clen = atoi(header);
-  data = calloc(1, clen + 1);
-  fread(data, clen, 1, stdin);
-  if(strncmp(data, "text=", 5))
-    return redirect(path);
-
-  if(store(path, data, clen)) {
-
-  }
+  while(clen > 1)
+    if(clen--, getchar() == 't')
+      if(clen--, getchar() == '=')
+        store(path, clen);
   return redirect(path);
 }
 
@@ -169,7 +187,6 @@ int list(char *raw, int dir) {
     foot(0);
     return 0;
   }
-
   head("treff", NULL, NULL);
   char *path;
   printf("<ul class='glob'>");
@@ -202,7 +219,6 @@ int view(char *path) {
     return list(path, 1);
   FILE *fp = fopen(path, "r");
   if(!fp) return redirect("?e");
-  char *page = clean(path);
   writable(path) ? head(path, "?e", "rediger") : head(path, NULL, NULL);
   marxup(fp, stdout, NULL);
   foot(1);
-- 
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