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[mujs] ajax synchronous GET requests using curl

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This commit is contained in:
Witold Filipczyk 2023-01-29 19:06:51 +01:00
parent 704229014c
commit bb7720a063
1 changed files with 51 additions and 6 deletions
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57
src/ecmascript/mujs/xhr.cpp
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@ -46,6 +46,8 @@
#include "viewer/text/link.h" #include "viewer/text/link.h"
#include "viewer/text/vs.h" #include "viewer/text/vs.h"
#include <curl/curl.h>
#include <iostream> #include <iostream>
#include <map> #include <map>
#include <sstream> #include <sstream>
@ -775,6 +777,30 @@ mjs_xhr_loading_callback(struct download *download, struct mjs_xhr *xhr)
} }
} }
static size_t
write_data(void *ptr, size_t size, size_t nmemb, void *stream)
{
struct mjs_xhr *xhr = (mjs_xhr *)stream;
size_t length = 0;
if (xhr->responseText) {
length = strlen(xhr->responseText);
}
char *n = (char *)mem_realloc(xhr->responseText, length + size * nmemb + 1);
if (n) {
xhr->responseText = n;
} else {
return 0;
}
memcpy(xhr->responseText + length, ptr, (size * nmemb));
xhr->responseText[length + size * nmemb] = '\0';
return nmemb;
}
static void static void
mjs_xhr_send(js_State *J) mjs_xhr_send(js_State *J)
{ {
@ -841,6 +867,30 @@ mjs_xhr_send(js_State *J)
js_pushundefined(J); js_pushundefined(J);
return; return;
} }
if (!xhr->async) {
char *url = get_uri_string(xhr->uri, URI_DIR_LOCATION | URI_PATH | URI_USER | URI_PASSWORD);
if (!url) {
js_pushundefined(J);
return;
}
xhr->isSend = true;
CURL *curl_handle = curl_easy_init();
curl_easy_setopt(curl_handle, CURLOPT_URL, url);
curl_easy_setopt(curl_handle, CURLOPT_VERBOSE, 0L);
curl_easy_setopt(curl_handle, CURLOPT_NOPROGRESS, 1L);
curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, write_data);
curl_easy_setopt(curl_handle, CURLOPT_WRITEDATA, xhr);
curl_easy_perform(curl_handle);
curl_easy_cleanup(curl_handle);
xhr->readyState = DONE;
xhr->status = 200;
mem_free(url);
js_pushundefined(J);
return;
}
xhr->download.data = xhr; xhr->download.data = xhr;
xhr->download.callback = (download_callback_T *)mjs_xhr_loading_callback; xhr->download.callback = (download_callback_T *)mjs_xhr_loading_callback;
load_uri(xhr->uri, doc_view->session->referrer, &xhr->download, PRI_MAIN, CACHE_MODE_NORMAL, -1); load_uri(xhr->uri, doc_view->session->referrer, &xhr->download, PRI_MAIN, CACHE_MODE_NORMAL, -1);
@ -1316,12 +1366,7 @@ mjs_xhr_get_property_responseText(js_State *J)
#endif #endif
struct mjs_xhr *xhr = (struct mjs_xhr *)js_touserdata(J, 0, "xhr"); struct mjs_xhr *xhr = (struct mjs_xhr *)js_touserdata(J, 0, "xhr");
if (!xhr || !xhr->responseType) { if (!xhr) {
js_pushnull(J);
return;
}
if (!(strlen(xhr->responseType) == 0 || !strcasecmp(xhr->responseType, "text"))) {
js_pushnull(J); js_pushnull(J);
return; return;
} }