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fixed handle of dynamic variables in the compressed resources

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This commit is contained in:
Bogdan Pilyugin 2023-06-28 12:04:17 +02:00
parent 0dde9cbc8b
commit 15de5c9b30
1 changed files with 27 additions and 12 deletions
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35
src/HTTPServer.c
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@ -175,10 +175,10 @@ static esp_err_t POSTHandler(httpd_req_t *req)
ESP_LOGI(TAG, "POST request handle");
#endif
if (memmem(req->uri, strlen(req->uri), "/storage/upload/", sizeof("/storage/upload/")-1))
if (memmem(req->uri, strlen(req->uri), "/storage/upload/", sizeof("/storage/upload/") - 1))
return upload_post_handler(req);
if (memmem(req->uri, strlen(req->uri), "/storage/delete/", sizeof("/storage/delete/")-1))
if (memmem(req->uri, strlen(req->uri), "/storage/delete/", sizeof("/storage/delete/") - 1))
return delete_post_handler(req);
char *buf = ((struct file_server_data*) req->user_ctx)->scratch;
@ -347,12 +347,7 @@ static esp_err_t GETHandler(httpd_req_t *req)
}
//read first portion of data from file
readBytes = espfs_fread(file, buf, bufSize);
//check if file is compressed by GZIP and add correspondent header
if (memmem(buf, 3, GZIP_SIGN, 3))
{
httpd_resp_set_hdr(req, "Content-Encoding", "gzip");
httpd_resp_set_hdr(req, "Cache-Control", "max-age=600");
}
//check if the file can contains dynamic variables
if (IS_FILE_EXT(filename, ".html") ||
@ -360,6 +355,15 @@ static esp_err_t GETHandler(httpd_req_t *req)
IS_FILE_EXT(filename, ".css") ||
IS_FILE_EXT(filename, ".js"))
isDynamicVars = true;
//check if file is compressed by GZIP and add correspondent header
if (memmem(buf, 3, GZIP_SIGN, 3))
{
httpd_resp_set_hdr(req, "Content-Encoding", "gzip");
httpd_resp_set_hdr(req, "Cache-Control", "max-age=600");
isDynamicVars = false;
}
do
{
int pt = 0;
@ -393,9 +397,12 @@ static esp_err_t GETHandler(httpd_req_t *req)
}
else
//unexpected end of file
{
ESP_LOGE(TAG, "Unexpected end of file");
goto file_send_error;
}
}
}
if (buf[pt] == '~' || ch == '~') //close tag, got valid dynamic variable name
{
DynVarName[k] = 0x00;
@ -406,8 +413,11 @@ static esp_err_t GETHandler(httpd_req_t *req)
}
else
//not found close tag, exit by overflow max variable size or file end
{
ESP_LOGE(TAG, "Dyn variable close tag not found");
goto file_send_error;
}
}
else
chunk[preparedBytes++] = buf[pt++]; //write to chunk ordinary character
@ -417,8 +427,13 @@ static esp_err_t GETHandler(httpd_req_t *req)
#if HTTP_SERVER_DEBUG_LEVEL > 0
ESP_LOGI(TAG, "Call resp_send_chank because of chunk full. Send %d bytes", preparedBytes);
#endif
if (httpd_resp_send_chunk(req, chunk, preparedBytes) != ESP_OK)
esp_err_t send_err = httpd_resp_send_chunk(req, chunk, preparedBytes);
if (send_err != ESP_OK)
{
ESP_LOGE(TAG, "%s", esp_err_to_name(send_err));
goto file_send_error;
}
preparedBytes = 0;
}
}
@ -440,7 +455,7 @@ static esp_err_t GETHandler(httpd_req_t *req)
while (bufSize > 0);
#if HTTP_SERVER_DEBUG_LEVEL > 0
ESP_LOGI(TAG, "File sending complete, read from file %d", (int)readBytes);
ESP_LOGI(TAG, "File sending complete, read from file %d", (int )readBytes);
#endif
/* Respond with an empty chunk to signal HTTP response completion */