129 lines
3.7 KiB
C
129 lines
3.7 KiB
C
#include <ctype.h>
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#include <json/json.h>
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#ifdef __linux__
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#include <bsd/string.h> // strlcpy, etc. found in libbsd
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#else
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#include <string.h>
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#endif
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#include "e_mod_main.h"
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#include "e_share.h"
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#define BUFFER_SIZE_MAX 4096
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#define DROPNAME "Sourcedrop"
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#define SOURCEDROP_URL "http://www.sourcedrop.net/paste"
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#define RECOGNITION_STRING "Location: "
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static Ecore_Event_Handler *handler = NULL;
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static Eina_Bool __upload_completed_cb(void *data, int type, Ecore_Con_Event_Url_Complete *ev);
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static json_object *jarray, *jparent;
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/* Converts an integer value to its hex character*/
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char to_hex(const char code) {
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static char hex[] = "0123456789abcdef";
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return hex[code & 15];
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}
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/* Returns a url-encoded version of str */
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/* IMPORTANT: be sure to free() the returned string after use */
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char *url_encode(const char *str) {
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const char *pstr = str;
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char *buf = malloc(strlen(str) * 3 + 1), *pbuf = buf;
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while (*pstr) {
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if (isalnum(*pstr) || *pstr == '-' || *pstr == '_' || *pstr == '.' || *pstr == '~')
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*pbuf++ = *pstr;
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else if (*pstr == ' ')
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*pbuf++ = '+';
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else
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*pbuf++ = '%', *pbuf++ = to_hex(*pstr >> 4), *pbuf++ = to_hex(*pstr & 15);
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pstr++;
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}
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*pbuf = '\0';
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return buf;
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}
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const char *json_encode(const char *title, const char *content)
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{
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const char *encoded_string = NULL;
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jarray = json_object_new_array();
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jparent = json_object_new_object();
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json_object_object_add(jparent, "title", json_object_new_string(title));
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json_object_object_add(jparent, "content", json_object_new_string(content));
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json_object_array_add(jarray, jparent);
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encoded_string = json_object_to_json_string(jarray);
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return encoded_string;
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}
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static Eina_Bool
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__upload_completed_cb(void *data, int type, Ecore_Con_Event_Url_Complete *ev)
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{
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char buf[BUFFER_SIZE_MAX];
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const Eina_List *headers = NULL, *it;
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const char *header = NULL;
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Share_Data *sd = NULL;
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json_object_put(jarray);
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jarray = NULL;
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json_object_put(jparent);
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jparent = NULL;
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if (ev->status != 200)
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{
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LOG("E_SHARE/" DROPNAME ": This is not supposed to happen. The server returned status code: %d\n", ev->status);
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return ECORE_CALLBACK_RENEW;
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}
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headers = ecore_con_url_response_headers_get(ev->url_con);
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EINA_LIST_FOREACH(headers, it, header)
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{
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if (strncmp(header, RECOGNITION_STRING, (sizeof(RECOGNITION_STRING) - 1)) == 0)
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{
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sd = ecore_con_url_data_get(ev->url_con);
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strlcpy(buf, (char*)(header + sizeof(RECOGNITION_STRING) - 1), sizeof(buf));
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asprintf(&sd->url, "%s", buf);
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e_share_upload_completed(sd);
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ecore_con_url_free(ev->url_con);
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break;
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}
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}
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return ECORE_CALLBACK_CANCEL;
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}
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void sourcedrop_share(Share_Data *sd)
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{
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Ecore_Con_Url *request_url = NULL;
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char post_data[BUFFER_SIZE_MAX];
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const char *json_encoded = NULL;
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char *url_encoded = NULL;
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EINA_SAFETY_ON_NULL_RETURN(sd);
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json_encoded = json_encode(sd->name, sd->content);
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request_url = ecore_con_url_new(SOURCEDROP_URL);
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url_encoded = url_encode(json_encoded);
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snprintf(post_data, (sizeof(post_data) - 1), "data=%s", url_encoded);
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free(url_encoded);
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ecore_con_url_data_set(request_url, (void*)sd);
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ecore_con_url_post(request_url, (void*)post_data, sizeof(post_data), "application/x-www-form-urlencoded");
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}
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void sourcedrop_init(void)
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{
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ecore_init();
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ecore_con_init();
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handler = ecore_event_handler_add(ECORE_CON_EVENT_URL_COMPLETE, (Ecore_Event_Handler_Cb)__upload_completed_cb, NULL);
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}
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void sourcedrop_shutdown(void)
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{
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ecore_event_handler_del(handler);
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handler = NULL;
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ecore_con_shutdown();
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ecore_shutdown();
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}
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