3 * RSS stuff (prss version)
5 * prss.c and prss.h written by Sisu (Mikko Sysikaski)
6 * new rss.c written by hifi (Toni Spets)
14 #include <curl/curl.h>
15 #include <curl/types.h>
16 #include <curl/easy.h>
27 typedef struct feed_ {
34 feed feeds[MAX_FEEDS];
37 WriteMemoryCallback(void *ptr, size_t size, size_t nmemb, void *data)
39 size_t realsize = size * nmemb;
40 struct MemoryStruct *mem = (struct MemoryStruct *)data;
42 mem->memory = (char *)realloc(mem->memory, mem->size + realsize + 1);
44 memcpy(&(mem->memory[mem->size]), ptr, realsize);
45 mem->size += realsize;
46 mem->memory[mem->size] = 0;
52 int rss_delay(int *wait, int delay)
54 time_t now = time(NULL);
57 if(delay < 1) delay = 1;
65 if(now >= *wait + delay) {
76 for(i = 0; i < MAX_FEEDS; i++) {
79 feeds[i].last_update = 0;
86 for(i = 0; i < num_feeds; i++)
87 if(feeds[i].uri != NULL)
92 get_rss_info(char *uri, int delay)
97 struct MemoryStruct chunk;
101 // pointers to struct
102 feed *curfeed = NULL;
103 PRSS *curdata = NULL;
104 int *last_update = 0;
108 // first seek for the uri in list
109 for(i = 0; i < num_feeds; i++) {
110 if(feeds[i].uri != NULL)
111 if(!strcmp(feeds[i].uri, uri)) {
117 if(!curfeed) { // new feed
118 if(num_feeds == MAX_FEEDS-1) return NULL;
119 curfeed = &feeds[num_feeds];
120 curfeed->uri = strdup(uri);
124 last_update = &curfeed->last_update;
125 curdata = curfeed->data;
127 if(!rss_delay(last_update, delay))
128 return curdata; // wait for delay to pass
130 if(curdata != NULL) {
131 prss_free(curdata); // clean up old data
135 curl = curl_easy_init();
137 curl_easy_setopt(curl, CURLOPT_URL, uri);
138 curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1);
139 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
140 curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
141 curl_easy_setopt(curl, CURLOPT_USERAGENT, "conky-rss/1.0");
143 res = curl_easy_perform(curl);
145 curdata = prss_parse_data(chunk.memory);
148 ERR("No data from server");
150 curl_easy_cleanup(curl);
153 curfeed->data = curdata;