From 9483c8f1dbde014432c7a99416fcda3a6ccb3563 Mon Sep 17 00:00:00 2001
From: Anna Figueiredo Gomes <navi@vlhl.dev>
Date: Mon, 20 Feb 2023 17:12:32 -0300
Subject: initial

Signed-off-by: Anna Figueiredo Gomes <navi@vlhl.dev>
---
 src/curl.c | 177 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 177 insertions(+)
 create mode 100644 src/curl.c

(limited to 'src/curl.c')

diff --git a/src/curl.c b/src/curl.c
new file mode 100644
index 0000000..4046d3d
--- /dev/null
+++ b/src/curl.c
@@ -0,0 +1,177 @@
+#include <string.h>
+#include "util.h"
+#include "curl.h"
+
+const char*
+get_apikey()
+{
+	return check_get_env("MINIFLUX_APIKEY");
+}
+
+const char *
+get_url()
+{
+	return check_get_env("MINIFLUX_URL");
+}
+
+char *
+get_endpoint(char* endpoint)
+{
+	char *url = calloc(sizeof(char), PATH_MAX);
+	snprintf(url, PATH_MAX, "%s/v1/%s", get_url(), endpoint);
+	return url;
+}
+
+bool
+curl_init()
+{
+	curl = curl_easy_init();
+
+	if (!curl) {
+		fprintf(stderr, "Error in curl init\n");
+		return false;
+	}
+
+	api_header = calloc(sizeof(char), MAX_URL);
+	snprintf(api_header, sizeof(char) * MAX_URL, "X-Auth-Token: %s", get_apikey());
+
+#ifdef DEBUG
+	fprintf(stderr, "api: %s\n", api_header);
+#endif
+
+	return true;
+}
+
+size_t
+parse_header_reply(
+	char* ptr, size_t size, size_t nmemb, struct reply *userdata)
+{
+	size_t s = 0;
+	if (sscanf(ptr, "Content-Length: %ld\n", &s) != 0) {
+		userdata->size = s + 1;
+#ifdef DEBUG
+		printf("Len: %ld\n", s);
+#endif
+	}
+	return size * nmemb;
+}
+
+size_t
+parse_body_reply(
+		char *ptr, size_t size, size_t nmemb, struct reply *userdata)
+{
+	if (userdata->size == 0) {
+		return 0;
+	}
+	size_t realsize = size * nmemb;
+	char *tmp = realloc(userdata->data, userdata->size);
+	if (!tmp) {
+		fprintf(stderr, "Not enough memory\n");
+		return 0;
+	} else {
+		userdata->data = tmp;
+	}
+	
+	strncat(userdata->data, ptr, realsize);
+	return realsize;
+}
+
+struct feed *
+get_remote_feeds()
+{
+	CURLcode res;
+	struct curl_slist *header = NULL;
+
+	char *url = get_endpoint("feeds");
+	curl_easy_setopt(curl, CURLOPT_URL, url);
+	free(url);
+	header = curl_slist_append(header, api_header);
+	curl_easy_setopt(curl, CURLOPT_HTTPHEADER, header);
+
+	struct reply data = {0};
+	data.size = 0;
+	data.data = malloc(1);
+	data.data[0] = '\0';
+	curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &parse_body_reply);
+	curl_easy_setopt(curl, CURLOPT_WRITEDATA, &data);
+	curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, &parse_header_reply);
+	curl_easy_setopt(curl, CURLOPT_HEADERDATA, &data);
+
+
+	res = curl_easy_perform(curl);
+	if (res != CURLE_OK) {
+		fprintf(stderr, "Curl failed: %s", curl_easy_strerror(res));
+		return NULL;
+	}
+
+#ifdef DEBUG
+	printf("%s\n", data.data);
+#endif
+
+	struct feed *feeds = calloc(sizeof(struct feed), 1);
+	// TODO: populate feed;
+	free(data.data);
+	curl_slist_free_all(header);
+	return feeds;
+}
+
+void
+curl_clean()
+{
+	curl_easy_cleanup(curl);
+	free(api_header);
+}
+
+size_t
+print_reply(
+		char *ptr, size_t size, size_t nmemb, void *null)
+{
+	printf("%s\n", ptr);
+	return size * nmemb;
+}
+
+void
+remote_add_feed(struct feed feed)
+{
+	char *json = calloc(sizeof(char), 4096);
+	snprintf(json, 4096, "{ \"feed_url\": \"%s\", \"category_id\": 1 }", feed.url);
+	char *url = get_endpoint("feeds");
+
+	curl_easy_setopt(curl, CURLOPT_URL, url);
+	curl_easy_setopt(curl, CURLOPT_POSTFIELDS, json);
+
+	struct curl_slist *header = NULL;
+	header = curl_slist_append(header, api_header);
+	header = curl_slist_append(header, "Content-Type: application/json");
+	curl_easy_setopt(curl, CURLOPT_HTTPHEADER, header);
+
+	curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &print_reply);
+	curl_easy_setopt(curl, CURLOPT_WRITEDATA, NULL);
+
+	curl_easy_perform(curl);
+	free(url);
+	free(json);
+	curl_slist_free_all(header);
+}
+
+bool
+create_category(char *title)
+{
+	char *json = calloc(sizeof(char), 4096);
+	snprintf(json, 4096, "{ \"title\": \"%s\" }", title);
+	char *url = get_endpoint("categories");
+	curl_easy_setopt(curl, CURLOPT_URL, url);
+	curl_easy_setopt(curl, CURLOPT_POSTFIELDS, json);
+	struct curl_slist *header = NULL;
+	header = curl_slist_append(header, api_header);
+	curl_easy_setopt(curl, CURLOPT_HTTPHEADER, header);
+	curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, &print_reply);
+	curl_easy_setopt(curl, CURLOPT_WRITEDATA, NULL);
+
+	curl_easy_perform(curl);
+	free(url);
+	free(json);
+	curl_slist_free_all(header);
+
+	return true;
+}
-- 
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