mirror of
https://github.com/profanity-im/profanity.git
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101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
/*
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* tinyurl.c
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*
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* Copyright (C) 2012 - 2015 James Booth <boothj5@gmail.com>
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*
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* This file is part of Profanity.
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*
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* Profanity is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Profanity is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Profanity. If not, see <http://www.gnu.org/licenses/>.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link the code of portions of this program with the OpenSSL library under
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* certain conditions as described in each individual source file, and
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* distribute linked combinations including the two.
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*
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* You must obey the GNU General Public License in all respects for all of the
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* code used other than OpenSSL. If you modify file(s) with this exception, you
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* may extend this exception to your version of the file(s), but you are not
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* obligated to do so. If you do not wish to do so, delete this exception
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* statement from your version. If you delete this exception statement from all
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* source files in the program, then also delete it here.
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*
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <curl/curl.h>
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#include <curl/easy.h>
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#include <glib.h>
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struct curl_data_t
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{
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char *buffer;
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size_t size;
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};
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static size_t _data_callback(void *ptr, size_t size, size_t nmemb, void *data);
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gboolean
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tinyurl_valid(char *url)
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{
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return (g_str_has_prefix(url, "http://") ||
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g_str_has_prefix(url, "https://"));
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}
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char *
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tinyurl_get(char *url)
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{
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GString *full_url = g_string_new("http://tinyurl.com/api-create.php?url=");
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g_string_append(full_url, url);
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CURL *handle = curl_easy_init();
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struct curl_data_t output;
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output.buffer = NULL;
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output.size = 0;
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curl_easy_setopt(handle, CURLOPT_URL, full_url->str);
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curl_easy_setopt(handle, CURLOPT_WRITEFUNCTION, _data_callback);
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curl_easy_setopt(handle, CURLOPT_WRITEDATA, (void *)&output);
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curl_easy_perform(handle);
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curl_easy_cleanup(handle);
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g_string_free(full_url, TRUE);
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if (output.buffer) {
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output.buffer[output.size++] = '\0';
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return output.buffer;
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} else {
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return NULL;
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}
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}
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static size_t
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_data_callback(void *ptr, size_t size, size_t nmemb, void *data)
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{
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size_t realsize = size * nmemb;
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struct curl_data_t *mem = (struct curl_data_t *) data;
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mem->buffer = realloc(mem->buffer, mem->size + realsize + 1);
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if ( mem->buffer )
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{
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memcpy( &( mem->buffer[ mem->size ] ), ptr, realsize );
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mem->size += realsize;
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mem->buffer[ mem->size ] = 0;
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}
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return realsize;
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}
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