Bug 5440 - Add STAT() dialplan function
authorTilghman Lesher <tilghman@meg.abyt.es>
Wed, 21 Dec 2005 17:09:54 +0000 (17:09 +0000)
committerTilghman Lesher <tilghman@meg.abyt.es>
Wed, 21 Dec 2005 17:09:54 +0000 (17:09 +0000)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@7575 65c4cc65-6c06-0410-ace0-fbb531ad65f3

funcs/func_env.c

index 4906c7d..a4a5162 100644 (file)
@@ -23,6 +23,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <sys/types.h>
+#include <sys/stat.h>
 
 #include "asterisk.h"
 
@@ -59,6 +60,51 @@ static void builtin_function_env_write(struct ast_channel *chan, char *cmd, char
        }
 }
 
+static char *builtin_function_stat_read(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
+{
+       char *action;
+       struct stat s;
+
+       ast_copy_string(buf, "0", len);
+       if (!data) {
+               ast_log(LOG_ERROR, "Out of memory\n");
+               return buf;
+       }
+
+       action = strsep(&data, "|");
+       if (stat(data, &s)) {
+               return buf;
+       } else {
+               switch (*action) {
+               case 'e':
+                       ast_copy_string(buf, "1", len);
+                       break;
+               case 's':
+                       snprintf(buf, len, "%d", (unsigned int)s.st_size);
+                       break;
+               case 'f':
+                       snprintf(buf, len, "%d", S_ISREG(s.st_mode) ? 1 : 0);
+                       break;
+               case 'd':
+                       snprintf(buf, len, "%d", S_ISDIR(s.st_mode) ? 1 : 0);
+                       break;
+               case 'M':
+                       snprintf(buf, len, "%d", (int)s.st_mtime);
+                       break;
+               case 'A':
+                       snprintf(buf, len, "%d", (int)s.st_mtime);
+                       break;
+               case 'C':
+                       snprintf(buf, len, "%d", (int)s.st_ctime);
+                       break;
+               case 'm':
+                       snprintf(buf, len, "%o", (int)s.st_mode);
+                       break;
+               }
+       }
+       return buf;
+}
+
 #ifndef BUILTIN_FUNC
 static
 #endif
@@ -69,3 +115,24 @@ struct ast_custom_function env_function = {
        .read = builtin_function_env_read,
        .write = builtin_function_env_write,
 };
+
+#ifndef BUILTIN_FUNC
+static
+#endif
+struct ast_custom_function stat_function = {
+       .name = "STAT",
+       .synopsis = "Does a check on the specified file",
+       .syntax = "STAT(<flag>,<filename>)",
+       .read = builtin_function_stat_read,
+       .desc =
+"flag may be one of the following:\n"
+"  d - Checks if the file is a directory\n"
+"  e - Checks if the file exists\n"
+"  f - Checks if the file is a regular file\n"
+"  m - Returns the file mode (in octal)\n"
+"  s - Returns the size (in bytes) of the file\n"
+"  A - Returns the epoch at which the file was last accessed\n"
+"  C - Returns the epoch at which the inode was last changed\n"
+"  M - Returns the epoch at which the file was last modified\n",
+};
+