[svn-upgrade] new version bti (029)
[debian/bti.git] / bti.c
diff --git a/bti.c b/bti.c
index 23de0e7..3938e0a 100644 (file)
--- a/bti.c
+++ b/bti.c
@@ -1,7 +1,7 @@
 /*
- * Copyright (C) 2008-2010 Greg Kroah-Hartman <greg@kroah.com>
+ * Copyright (C) 2008-2011 Greg Kroah-Hartman <greg@kroah.com>
  * Copyright (C) 2009 Bart Trojanowski <bart@jukie.net>
- * Copyright (C) 2009 Amir Mohammad Saied <amirsaied@gmail.com>
+ * Copyright (C) 2009-2010 Amir Mohammad Saied <amirsaied@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -40,7 +40,7 @@
 #include <termios.h>
 #include <dlfcn.h>
 #include <oauth.h>
-
+#include "bti.h"
 
 #define zalloc(size)   calloc(size, 1)
 
 
 
 static int debug;
-static int verbose;
-
-enum host {
-       HOST_TWITTER  = 0,
-       HOST_IDENTICA = 1,
-       HOST_CUSTOM   = 2
-};
-
-enum action {
-       ACTION_UPDATE  = 0,
-       ACTION_FRIENDS = 1,
-       ACTION_USER    = 2,
-       ACTION_REPLIES = 4,
-       ACTION_PUBLIC  = 8,
-       ACTION_GROUP   = 16,
-       ACTION_UNKNOWN = 32
-};
-
-struct session {
-       char *password;
-       char *account;
-       char *consumer_key;
-       char *consumer_secret;
-       char *access_token_key;
-       char *access_token_secret;
-       char *tweet;
-       char *proxy;
-       char *time;
-       char *homedir;
-       char *logfile;
-       char *user;
-       char *group;
-       char *hosturl;
-       char *hostname;
-       char *configfile;
-       char *replyto;
-       int bash;
-       int background;
-       int interactive;
-       int shrink_urls;
-       int dry_run;
-       int page;
-       int no_oauth;
-       enum host host;
-       enum action action;
-       void *readline_handle;
-       char *(*readline)(const char *);
-};
-
-struct bti_curl_buffer {
-       char *data;
-       enum action action;
-       int length;
-};
 
 static void display_help(void)
 {
@@ -126,6 +72,7 @@ static void display_help(void)
                "  --logfile logfile\n"
                "  --config configfile\n"
                "  --replyto ID\n"
+               "  --retweet ID\n"
                "  --shrink-urls\n"
                "  --page PAGENUMBER\n"
                "  --bash\n"
@@ -252,6 +199,7 @@ static void session_free(struct session *session)
 {
        if (!session)
                return;
+       free(session->retweet);
        free(session->replyto);
        free(session->password);
        free(session->account);
@@ -299,15 +247,15 @@ static void bti_curl_buffer_free(struct bti_curl_buffer *buffer)
        free(buffer);
 }
 
-static const char twitter_host[]  = "http://api.twitter.com/1/statuses";
-static const char identica_host[] = "https://identi.ca/api/statuses";
-static const char twitter_name[]  = "twitter";
-static const char identica_name[] = "identi.ca";
+const char twitter_host[]  = "http://api.twitter.com/1/statuses";
+const char identica_host[] = "https://identi.ca/api/statuses";
+const char twitter_name[]  = "twitter";
+const char identica_name[] = "identi.ca";
 
 static const char twitter_request_token_uri[]  = "http://twitter.com/oauth/request_token";
 static const char twitter_access_token_uri[]   = "http://twitter.com/oauth/access_token";
 static const char twitter_authorize_uri[]      = "http://twitter.com/oauth/authorize?oauth_token=";
-static const char identica_request_token_uri[] = "http://identi.ca/api/oauth/request_token";
+static const char identica_request_token_uri[] = "http://identi.ca/api/oauth/request_token?oauth_callback=oob";
 static const char identica_access_token_uri[]  = "http://identi.ca/api/oauth/access_token";
 static const char identica_authorize_uri[]     = "http://identi.ca/api/oauth/authorize?oauth_token=";
 
@@ -317,6 +265,7 @@ static const char public_uri[]   = "/public_timeline.xml";
 static const char friends_uri[]  = "/friends_timeline.xml";
 static const char mentions_uri[] = "/mentions.xml";
 static const char replies_uri[]  = "/replies.xml";
+static const char retweet_uri[]  = "/retweet/";
 static const char group_uri[]    = "/../statusnet/groups/timeline/";
 
 static CURL *curl_init(void)
@@ -334,7 +283,18 @@ static CURL *curl_init(void)
        return curl;
 }
 
-static void parse_statuses(xmlDocPtr doc, xmlNodePtr current)
+/* The final place data is sent to the screen/pty/tty */
+bti_output_line(struct session *session, xmlChar *user, xmlChar *id,
+               xmlChar *created, xmlChar *text)
+{
+       if (session->verbose)
+               printf("[%s] {%s} (%.16s) %s\n", user, id, created, text);
+       else
+               printf("[%s] %s\n", user, text);
+}
+
+static void parse_statuses(struct session *session,
+                          xmlDocPtr doc, xmlNodePtr current)
 {
        xmlChar *text = NULL;
        xmlChar *user = NULL;
@@ -364,12 +324,7 @@ static void parse_statuses(xmlDocPtr doc, xmlNodePtr current)
                        }
 
                        if (user && text && created && id) {
-                               if (verbose)
-                                       printf("[%s] {%s} (%.16s) %s\n",
-                                               user, id, created, text);
-                               else
-                                       printf("[%s] %s\n",
-                                               user, text);
+                               bti_output_line(session, user, id, created, text);
                                xmlFree(user);
                                xmlFree(text);
                                xmlFree(created);
@@ -386,7 +341,7 @@ static void parse_statuses(xmlDocPtr doc, xmlNodePtr current)
        return;
 }
 
-static void parse_timeline(char *document)
+static void parse_timeline(char *document, struct session *session)
 {
        xmlDocPtr doc;
        xmlNodePtr current;
@@ -412,7 +367,7 @@ static void parse_timeline(char *document)
        current = current->xmlChildrenNode;
        while (current != NULL) {
                if ((!xmlStrcmp(current->name, (const xmlChar *)"status")))
-                       parse_statuses(doc, current);
+                       parse_statuses(session, doc, current);
                current = current->next;
        }
        xmlFreeDoc(doc);
@@ -441,7 +396,7 @@ static size_t curl_callback(void *buffer, size_t size, size_t nmemb,
        memcpy(&curl_buf->data[curl_buf->length], (char *)buffer, buffer_size);
        curl_buf->length += buffer_size;
        if (curl_buf->action)
-               parse_timeline(curl_buf->data);
+               parse_timeline(curl_buf->data, curl_buf->session);
 
        dbg("%s\n", curl_buf->data);
 
@@ -490,7 +445,7 @@ static int request_access_token(struct session *session)
 {
        char *post_params = NULL;
        char *request_url = NULL;
-       char *reply    = NULL;
+       char *reply       = NULL;
        char *at_key      = NULL;
        char *at_secret   = NULL;
        char *verifier    = NULL;
@@ -587,10 +542,11 @@ static int send_request(struct session *session)
        if (!session->hosturl)
                session->hosturl = strdup(twitter_host);
 
-       if (session->no_oauth) {
+       if (session->no_oauth || session->guest) {
                curl_buf = bti_curl_buffer_alloc(session->action);
                if (!curl_buf)
                        return -ENOMEM;
+               curl_buf->session = session;
 
                curl = curl_init();
                if (!curl)
@@ -700,8 +656,17 @@ static int send_request(struct session *session)
                switch (session->action) {
                case ACTION_UPDATE:
                        escaped_tweet = oauth_url_escape(session->tweet);
-                       sprintf(endpoint, "%s%s?status=%s", session->hosturl,
-                               update_uri, escaped_tweet);
+                       if (session->replyto) {
+                               sprintf(endpoint,
+                                       "%s%s?status=%s&in_reply_to_status_id=%s",
+                                       session->hosturl, update_uri,
+                                       escaped_tweet, session->replyto);
+                       } else {
+                               sprintf(endpoint, "%s%s?status=%s",
+                                       session->hosturl, update_uri,
+                                       escaped_tweet);
+                       }
+
                        is_post = 1;
                        break;
                case ACTION_USER:
@@ -726,218 +691,46 @@ static int send_request(struct session *session)
                        sprintf(endpoint, "%s%s?page=%d", session->hosturl,
                                friends_uri, session->page);
                        break;
+               case ACTION_RETWEET:
+                       sprintf(endpoint, "%s%s%s.xml", session->hosturl,
+                               retweet_uri, session->retweet);
+                       is_post = 1;
+                       break;
                default:
                        break;
                }
 
-               if (is_post) {
-                       req_url = oauth_sign_url2(endpoint, &postarg, OA_HMAC,
-                                                 NULL, session->consumer_key,
-                                                 session->consumer_secret,
-                                                 session->access_token_key,
-                                                 session->access_token_secret);
-                       reply = oauth_http_post(req_url, postarg);
-               } else {
-                       req_url = oauth_sign_url2(endpoint, NULL, OA_HMAC, NULL,
-                                                 session->consumer_key,
-                                                 session->consumer_secret,
-                                                 session->access_token_key,
-                                                 session->access_token_secret);
-                       reply = oauth_http_get(req_url, postarg);
-               }
+               dbg("%s\n", endpoint);
+               if (!session->dry_run) {
+                       if (is_post) {
+                               req_url = oauth_sign_url2(endpoint, &postarg, OA_HMAC,
+                                                         NULL, session->consumer_key,
+                                                         session->consumer_secret,
+                                                         session->access_token_key,
+                                                         session->access_token_secret);
+                               reply = oauth_http_post(req_url, postarg);
+                       } else {
+                               req_url = oauth_sign_url2(endpoint, NULL, OA_HMAC, NULL,
+                                                         session->consumer_key,
+                                                         session->consumer_secret,
+                                                         session->access_token_key,
+                                                         session->access_token_secret);
+                               reply = oauth_http_get(req_url, postarg);
+                       }
 
-               dbg("%s\n", req_url);
-               dbg("%s\n", reply);
-               if (req_url)
-                       free(req_url);
+                       dbg("%s\n", req_url);
+                       dbg("%s\n", reply);
+                       if (req_url)
+                               free(req_url);
+               }
 
-               if (session->action != ACTION_UPDATE)
-                       parse_timeline(reply);
+               if ((session->action != ACTION_UPDATE) &&
+                               (session->action != ACTION_RETWEET))
+                       parse_timeline(reply, session);
        }
        return 0;
 }
 
-static void parse_configfile(struct session *session)
-{
-       FILE *config_file;
-       char *line = NULL;
-       size_t len = 0;
-       char *account = NULL;
-       char *password = NULL;
-       char *consumer_key = NULL;
-       char *consumer_secret = NULL;
-       char *access_token_key = NULL;
-       char *access_token_secret = NULL;
-       char *host = NULL;
-       char *proxy = NULL;
-       char *logfile = NULL;
-       char *action = NULL;
-       char *user = NULL;
-       char *replyto = NULL;
-       int shrink_urls = 0;
-
-       config_file = fopen(session->configfile, "r");
-
-       /* No error if file does not exist or is unreadable.  */
-       if (config_file == NULL)
-               return;
-
-       do {
-               ssize_t n = getline(&line, &len, config_file);
-               if (n < 0)
-                       break;
-               if (line[n - 1] == '\n')
-                       line[n - 1] = '\0';
-               /* Parse file.  Format is the usual value pairs:
-                  account=name
-                  passwort=value
-                  # is a comment character
-               */
-               *strchrnul(line, '#') = '\0';
-               char *c = line;
-               while (isspace(*c))
-                       c++;
-               /* Ignore blank lines.  */
-               if (c[0] == '\0')
-                       continue;
-
-               if (!strncasecmp(c, "account", 7) && (c[7] == '=')) {
-                       c += 8;
-                       if (c[0] != '\0')
-                               account = strdup(c);
-               } else if (!strncasecmp(c, "password", 8) &&
-                          (c[8] == '=')) {
-                       c += 9;
-                       if (c[0] != '\0')
-                               password = strdup(c);
-               } else if (!strncasecmp(c, "consumer_key", 12) &&
-                          (c[12] == '=')) {
-                       c += 13;
-                       if (c[0] != '\0')
-                               consumer_key = strdup(c);
-               } else if (!strncasecmp(c, "consumer_secret", 15) &&
-                          (c[15] == '=')) {
-                       c += 16;
-                       if (c[0] != '\0')
-                               consumer_secret = strdup(c);
-               } else if (!strncasecmp(c, "access_token_key", 16) &&
-                          (c[16] == '=')) {
-                       c += 17;
-                       if (c[0] != '\0')
-                               access_token_key = strdup(c);
-               } else if (!strncasecmp(c, "access_token_secret", 19) &&
-                          (c[19] == '=')) {
-                       c += 20;
-                       if (c[0] != '\0')
-                               access_token_secret = strdup(c);
-               } else if (!strncasecmp(c, "host", 4) &&
-                          (c[4] == '=')) {
-                       c += 5;
-                       if (c[0] != '\0')
-                               host = strdup(c);
-               } else if (!strncasecmp(c, "proxy", 5) &&
-                          (c[5] == '=')) {
-                       c += 6;
-                       if (c[0] != '\0')
-                               proxy = strdup(c);
-               } else if (!strncasecmp(c, "logfile", 7) &&
-                          (c[7] == '=')) {
-                       c += 8;
-                       if (c[0] != '\0')
-                               logfile = strdup(c);
-               } else if (!strncasecmp(c, "replyto", 7) &&
-                          (c[7] == '=')) {
-                       c += 8;
-                       if (c[0] != '\0')
-                               replyto = strdup(c);
-               } else if (!strncasecmp(c, "action", 6) &&
-                          (c[6] == '=')) {
-                       c += 7;
-                       if (c[0] != '\0')
-                               action = strdup(c);
-               } else if (!strncasecmp(c, "user", 4) &&
-                               (c[4] == '=')) {
-                       c += 5;
-                       if (c[0] != '\0')
-                               user = strdup(c);
-               } else if (!strncasecmp(c, "shrink-urls", 11) &&
-                               (c[11] == '=')) {
-                       c += 12;
-                       if (!strncasecmp(c, "true", 4) ||
-                                       !strncasecmp(c, "yes", 3))
-                               shrink_urls = 1;
-               } else if (!strncasecmp(c, "verbose", 7) &&
-                               (c[7] == '=')) {
-                       c += 8;
-                       if (!strncasecmp(c, "true", 4) ||
-                                       !strncasecmp(c, "yes", 3))
-                               verbose = 1;
-               }
-       } while (!feof(config_file));
-
-       if (password)
-               session->password = password;
-       if (account)
-               session->account = account;
-       if (consumer_key)
-               session->consumer_key = consumer_key;
-       if (consumer_secret)
-               session->consumer_secret = consumer_secret;
-       if (access_token_key)
-               session->access_token_key = access_token_key;
-       if (access_token_secret)
-               session->access_token_secret = access_token_secret;
-       if (host) {
-               if (strcasecmp(host, "twitter") == 0) {
-                       session->host = HOST_TWITTER;
-                       session->hosturl = strdup(twitter_host);
-                       session->hostname = strdup(twitter_name);
-               } else if (strcasecmp(host, "identica") == 0) {
-                       session->host = HOST_IDENTICA;
-                       session->hosturl = strdup(identica_host);
-                       session->hostname = strdup(identica_name);
-               } else {
-                       session->host = HOST_CUSTOM;
-                       session->hosturl = strdup(host);
-                       session->hostname = strdup(host);
-               }
-               free(host);
-       }
-       if (proxy) {
-               if (session->proxy)
-                       free(session->proxy);
-               session->proxy = proxy;
-       }
-       if (logfile)
-               session->logfile = logfile;
-       if (replyto)
-               session->replyto = replyto;
-       if (action) {
-               if (strcasecmp(action, "update") == 0)
-                       session->action = ACTION_UPDATE;
-               else if (strcasecmp(action, "friends") == 0)
-                       session->action = ACTION_FRIENDS;
-               else if (strcasecmp(action, "user") == 0)
-                       session->action = ACTION_USER;
-               else if (strcasecmp(action, "replies") == 0)
-                       session->action = ACTION_REPLIES;
-               else if (strcasecmp(action, "public") == 0)
-                       session->action = ACTION_PUBLIC;
-               else if (strcasecmp(action, "group") == 0)
-                       session->action = ACTION_GROUP;
-               else
-                       session->action = ACTION_UNKNOWN;
-               free(action);
-       }
-       if (user)
-               session->user = user;
-       session->shrink_urls = shrink_urls;
-
-       /* Free buffer and close file.  */
-       free(line);
-       fclose(config_file);
-}
-
 static void log_session(struct session *session, int retval)
 {
        FILE *log_file;
@@ -1320,11 +1113,13 @@ int main(int argc, char *argv[], char *envp[])
                { "version", 0, NULL, 'v' },
                { "config", 1, NULL, 'c' },
                { "replyto", 1, NULL, 'r' },
+               { "retweet", 1, NULL, 'w' },
                { }
        };
        struct session *session;
        pid_t child;
        char *tweet;
+       char *retweet;
        static char password[80];
        int retval = 0;
        int option;
@@ -1333,7 +1128,6 @@ int main(int argc, char *argv[], char *envp[])
        int page_nr;
 
        debug = 0;
-       verbose = 0;
 
        session = session_alloc();
        if (!session) {
@@ -1363,7 +1157,7 @@ int main(int argc, char *argv[], char *envp[])
                dbg("http_proxy = %s\n", session->proxy);
        }
 
-       parse_configfile(session);
+       bti_parse_configfile(session);
 
        while (1) {
                option = getopt_long_only(argc, argv,
@@ -1376,7 +1170,7 @@ int main(int argc, char *argv[], char *envp[])
                        debug = 1;
                        break;
                case 'V':
-                       verbose = 1;
+                       session->verbose = 1;
                        break;
                case 'a':
                        if (session->account)
@@ -1393,6 +1187,10 @@ int main(int argc, char *argv[], char *envp[])
                        session->replyto = strdup(optarg);
                        dbg("in_reply_to_status_id = %s\n", session->replyto);
                        break;
+               case 'w':
+                       session->retweet = strdup(optarg);
+                       dbg("Retweet ID = %s\n", session->retweet);
+                       break;
                case 'p':
                        if (session->password)
                                free(session->password);
@@ -1418,6 +1216,8 @@ int main(int argc, char *argv[], char *envp[])
                                session->action = ACTION_PUBLIC;
                        else if (strcasecmp(optarg, "group") == 0)
                                session->action = ACTION_GROUP;
+                       else if (strcasecmp(optarg,"retweet") == 0)
+                               session->action = ACTION_RETWEET;
                        else
                                session->action = ACTION_UNKNOWN;
                        dbg("action = %d\n", session->action);
@@ -1481,7 +1281,7 @@ int main(int argc, char *argv[], char *envp[])
                         * previously set options from the command line, but
                         * the user asked for it...
                         */
-                       parse_configfile(session);
+                       bti_parse_configfile(session);
                        break;
                case 'h':
                        display_help();
@@ -1508,11 +1308,17 @@ int main(int argc, char *argv[], char *envp[])
 
        if (session->host == HOST_TWITTER) {
                if (!session->consumer_key || !session->consumer_secret) {
-                       fprintf(stderr,
-                               "Twitter no longer supports HTTP basic authentication.\n"
-                               "Both consumer key, and consumer secret are required"
-                               " for bti in order to behave as an OAuth consumer.\n");
-                       goto exit;
+                       if (session->action == ACTION_USER ||
+                                       session->action == ACTION_PUBLIC) {
+                               /* Some actions may still work without authentication */
+                               session->guest = 1;
+                       } else {
+                               fprintf(stderr,
+                                               "Twitter no longer supports HTTP basic authentication.\n"
+                                               "Both consumer key, and consumer secret are required"
+                                               " for bti in order to behave as an OAuth consumer.\n");
+                               goto exit;
+                       }
                }
                if (session->action == ACTION_GROUP) {
                        fprintf(stderr, "Groups only work in Identi.ca.\n");
@@ -1534,7 +1340,7 @@ int main(int argc, char *argv[], char *envp[])
                                      session->hostname);
                        session->password = strdup(password);
                }
-       } else {
+       } else if (!session->guest) {
                if (!session->access_token_key ||
                    !session->access_token_secret) {
                        request_access_token(session);
@@ -1553,6 +1359,21 @@ int main(int argc, char *argv[], char *envp[])
                session->group = session->readline(NULL);
        }
 
+       if (session->action == ACTION_RETWEET) {
+               fprintf(stdout, "Status ID to retweet: ");
+               retweet = get_string_from_stdin();
+
+               if (!retweet || strlen(retweet) == 0) {
+                       dbg("no retweet?\n");
+                       return -1;
+               }
+
+               session->retweet = zalloc(strlen(retweet) + 10);
+               sprintf(session->retweet,"%s", retweet);
+               free(retweet);
+               dbg("retweet ID = %s\n", session->retweet);
+       }
+
        if (session->action == ACTION_UPDATE) {
                if (session->background || !session->interactive)
                        tweet = get_string_from_stdin();