8dbeb095f1
Introduces a new path parser that uses the : token to represent a variable. It isn't fully featured but is just capable enough to work for ratFE FossilOrigin-Name: f7646dd5278f3c509d96307e45dc216522f81d9b93eb6b17125dc1b1892b1eee
124 lines
3.1 KiB
C
124 lines
3.1 KiB
C
/*
|
|
* RatFE - Lightweight frontend for Pleroma
|
|
* Copyright (C) 2022 Nekobit
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
#include "path.h"
|
|
#include "index.h"
|
|
#include "account.h"
|
|
|
|
enum path_state
|
|
{
|
|
PARSE_NEUTRAL,
|
|
PARSE_READ,
|
|
};
|
|
|
|
void parse_path(mastodont_t* api, struct path_info* path_info)
|
|
{
|
|
int fail = 0, fin = 0;
|
|
enum path_state state = PARSE_NEUTRAL;
|
|
char* p = path_info->path + 1;
|
|
char* p2 = getenv("PATH_INFO") + 1;
|
|
|
|
// Stored into data
|
|
int str_size = 0;
|
|
char* tmp = NULL;
|
|
char** data = NULL;
|
|
size_t size = 0;
|
|
|
|
for (int i = 0, j = 0;;)
|
|
{
|
|
switch (p[j])
|
|
{
|
|
case '\0':
|
|
fin = 1;
|
|
// fall
|
|
case '/':
|
|
if (state == PARSE_READ)
|
|
{
|
|
state = PARSE_NEUTRAL;
|
|
|
|
// Set value and move on
|
|
data = realloc(data, ++size * sizeof(tmp));
|
|
data[size-1] = tmp;
|
|
tmp = NULL;
|
|
str_size = 0;
|
|
}
|
|
|
|
if (fin) goto breakpt;
|
|
break;
|
|
case ':':
|
|
state = PARSE_READ;
|
|
// fall
|
|
default:
|
|
if (state == PARSE_NEUTRAL)
|
|
{
|
|
if (p[j] == p2[i])
|
|
break;
|
|
else {
|
|
fail = 1;
|
|
goto breakpt;
|
|
}
|
|
}
|
|
else {
|
|
// Don't realloc, we already have a space for our final character
|
|
if (p2[i] == '\0')
|
|
{
|
|
tmp[str_size] = '\0';
|
|
++j;
|
|
}
|
|
tmp = realloc(tmp, ++str_size + 1);
|
|
tmp[str_size-1] = p2[i];
|
|
}
|
|
|
|
|
|
break;
|
|
}
|
|
|
|
if (state == PARSE_NEUTRAL) ++j; // Used for p
|
|
++i; // Used for p2
|
|
}
|
|
breakpt:
|
|
if (fail)
|
|
return;
|
|
|
|
path_info->callback(api, data, size);
|
|
|
|
// Cleanup
|
|
for (size_t i = 0; i < size; ++i)
|
|
{
|
|
free(data[i]);
|
|
}
|
|
if (data) free(data);
|
|
}
|
|
|
|
void handle_paths(mastodont_t* api, struct path_info* paths, size_t paths_len)
|
|
{
|
|
char* path = getenv("PATH_INFO");
|
|
// "default" path
|
|
if (path == NULL || (path && strcmp(path, "/") == 0))
|
|
{
|
|
content_index(api);
|
|
}
|
|
else { // Generic path
|
|
for (size_t i = 0; i < paths_len; ++i)
|
|
{
|
|
parse_path(api, paths + i);
|
|
}
|
|
}
|
|
}
|