cmd2twitter

コマンドラインで打ったものをTwitterにpostする。 cURLが必要。 chatty を改造しています。

• http://coderepos.org/share/browser/lang/c/cmd2twitter
• http://blog.deadbeaf.org/archives/1858

diff

diff -uw chatty-0.1/chatty.c cmd2twitter.c :

.c

@@ -41 +41 @@
  * - modify `script' to create `chatty'.
  */
 
+/* 2007-11-23 Motohiro Takayama <mootoh@gmail.com>
+ * - modify `chatty' to create `cmd2twitter'.
+ */
+
 /*
  * script
  */
@@ -63 +67 @@
 #ifdef __linux__
 #include <unistd.h>
 #include <string.h>
+#else
+#ifdef __APPLE__
+#include <unistd.h>
+#include <string.h>
+#endif
 #endif
 
 #include <sys/time.h>
-#include "dict.h"
 
 #define HAVE_inet_aton
 #define HAVE_scsi_h
@@ -106 +114 @@
 int     subchild;
 char    *fname;
 
+char user[BUFSIZ];
+char pass[BUFSIZ];
+char post[BUFSIZ];
+
 struct  termios tt;
 struct  winsize win;
 int     lb;
@@ -124 +136 @@
     char *tail;
 } RevBuf;
 
-Dict*   read_dict               (const char *file_name);
 RevBuf* revbuf_new              (void);
 void    revbuf_add              (RevBuf *revbuf, int ch);
 void    revbuf_clear            (RevBuf *revbuf);
 char*   revbuf_top              (RevBuf *revbuf);
 int     revbuf_full_p           (RevBuf *revbuf);
-void    watch_input             (Dict *dict, RevBuf *revbuf,
+void    watch_input             (RevBuf *revbuf,
                                  const char *str, int len);
 
 int
@@ -143 +154 @@
         void finish();
         char *getenv();
         char *command = NULL;
+  char *usage = "usage: cmd2twitter <username> <password>\n";
 
         while ((ch = getopt(argc, argv, "h?")) != EOF)
                 switch((char)ch) {
                 case 'h':
                 case '?':
                 default:
-                        fprintf(stderr, _("usage: chatty <dict>\n"));
+        fprintf(stderr, _(usage));
                         exit(1);
                 }
         argc -= optind;
         argv += optind;
 
-        if (argc != 1) {
-            fprintf(stderr, _("usage: chatty <dict>\n"));
+  if (argc != 2) {
+    fprintf(stderr, _(usage));
             exit(1);
         }
 
@@ -184 +196 @@
                 else
                         doshell(command);
         }
+
+  strncpy(user, argv[0], BUFSIZ);
+  strncpy(pass, argv[1], BUFSIZ);
+
         doinput(argv[0]);
 
         return 0;
@@ -203 +219 @@
     return str;
 }
 
-Dict *
-read_dict (const char *file_name)
-{
-    char buf[BUFSIZ];
-    Dict *dict = dict_new();
-    FILE *fp = fopen(file_name, "r");
-
-    if (fp == NULL) {
-        fprintf(stderr, "chatty: %s: %s\n", file_name, strerror(errno));
-        exit(1);
-    }
-
-    while (fgets(buf, BUFSIZ, fp)) {
-        char *tabpos;
-        buf[strlen(buf)-1] = '\0';
-        tabpos = strchr(buf, '\t');
-        if (tabpos) {
-            char *key, value[BUFSIZ];
-            *tabpos = '\0';
-            key = buf;
-            if (strlen(key) > 0) {
-                char *rkey = reverse(key);
-                sprintf(value, "%s: %s", key, tabpos + 1);
-                dict_add(dict, rkey, value);
-                free(rkey);
-            }
-        }
-    }
-    fclose(fp);
-    return dict;
-}
-
 RevBuf *
 revbuf_new (void)
 {
@@ -272 +256 @@
     revbuf->top = revbuf->tail;
 }
 
+void reverse_to_dst(char *dst, const char *src) {
+  int i;
+  int len = strlen(src)-1;
+  for (i=0; i<len; i++) {
+    dst[i] = src[len-i];
+  }
+}
+
 void
-watch_input (Dict *dict, RevBuf *revbuf, const char *str, int len)
+watch_input (RevBuf *revbuf, const char *str, int len)
 {
     int i;
 
     for (i = 0; i < len; i++) {
         int  ch = str[i];
-        char *message;
         if (revbuf_full_p(revbuf))
             revbuf_clear(revbuf);
         revbuf_add(revbuf, ch);
-        message = dict_search_longest(dict, revbuf_top(revbuf));
-        if (message)
-            printf("\033]0;%s\a", message);
-        if (ch == '\n' || ch == '\r')
+
+    if (ch == '\n' || ch == '\r') {
+      char status[BUFSIZ];
+      memset(status, 0, BUFSIZ);
+      memset(post, 0, BUFSIZ);
+      reverse_to_dst(status, revbuf_top(revbuf));
+      snprintf(post, BUFSIZ, "curl -s "
+        "--basic --user \"%s:%s\" --data-ascii "
+        "\"status=%s\" "
+        "\"http://twitter.com/statuses/update.json\"",
+        user, pass, status);
+      system(post);
+
             revbuf_clear(revbuf);
     }
 }
+}
 
 void
 doinput(const char *file_name)
@@ -297 +298 @@
         register int cc;
         char ibuf[BUFSIZ];
 
-        Dict*   dict   = read_dict(file_name);
         RevBuf* revbuf = revbuf_new();
 
         setbuf(stdout, NULL);
 #ifdef HAVE_openpty
         (void) close(slave);
 #endif
+
         while ((cc = read(0, ibuf, BUFSIZ)) > 0) {
-                watch_input(dict, revbuf, ibuf, cc);
+    watch_input(revbuf, ibuf, cc);
                 (void) write(master, ibuf, cc);
         }
         done();