pretty: allow showing specific trailers
[gitweb.git] / imap-send.c
index b2d0b849bb20c88532dd2952a4a5ae94204ccad8..b4eb886e2a6a40bce1e478d8d24f43f64ed2e3aa 100644 (file)
  *  GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include "cache.h"
 #include "config.h"
 #include "credential.h"
-#include "exec_cmd.h"
+#include "exec-cmd.h"
 #include "run-command.h"
 #include "parse-options.h"
 #ifdef NO_OPENSSL
@@ -35,11 +34,11 @@ typedef void *SSL;
 #include "http.h"
 #endif
 
-#if defined(USE_CURL_FOR_IMAP_SEND) && defined(NO_OPENSSL)
-/* only available option */
+#if defined(USE_CURL_FOR_IMAP_SEND)
+/* Always default to curl if it's available. */
 #define USE_CURL_DEFAULT 1
 #else
-/* strictly opt in */
+/* We don't have curl, so continue to use the historical implementation */
 #define USE_CURL_DEFAULT 0
 #endif
 
@@ -512,7 +511,7 @@ static int nfsnprintf(char *buf, int blen, const char *fmt, ...)
 
        va_start(va, fmt);
        if (blen <= 0 || (unsigned)(ret = vsnprintf(buf, blen, fmt, va)) >= (unsigned)blen)
-               die("BUG: buffer too small. Please report a bug.");
+               BUG("buffer too small. Please report a bug.");
        va_end(va);
        return ret;
 }
@@ -684,7 +683,7 @@ static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb,
        struct imap *imap = ctx->imap;
        char *arg, *p;
 
-       if (*s != '[')
+       if (!s || *s != '[')
                return RESP_OK;         /* no response code */
        s++;
        if (!(p = strchr(s, ']'))) {
@@ -693,6 +692,10 @@ static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb,
        }
        *p++ = 0;
        arg = next_arg(&s);
+       if (!arg) {
+               fprintf(stderr, "IMAP error: empty response code\n");
+               return RESP_BAD;
+       }
        if (!strcmp("UIDVALIDITY", arg)) {
                if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg))) {
                        fprintf(stderr, "IMAP error: malformed UIDVALIDITY status\n");
@@ -725,7 +728,8 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd)
 {
        struct imap *imap = ctx->imap;
        struct imap_cmd *cmdp, **pcmdp;
-       char *cmd, *arg, *arg1;
+       char *cmd;
+       const char *arg, *arg1;
        int n, resp, resp2, tag;
 
        for (;;) {
@@ -733,6 +737,10 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd)
                        return RESP_BAD;
 
                arg = next_arg(&cmd);
+               if (!arg) {
+                       fprintf(stderr, "IMAP error: empty response\n");
+                       return RESP_BAD;
+               }
                if (*arg == '*') {
                        arg = next_arg(&cmd);
                        if (!arg) {
@@ -807,6 +815,8 @@ static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd)
                        if (cmdp->cb.cont || cmdp->cb.data)
                                imap->literal_pending = 0;
                        arg = next_arg(&cmd);
+                       if (!arg)
+                               arg = "";
                        if (!strcmp("OK", arg))
                                resp = DRV_OK;
                        else {
@@ -926,6 +936,25 @@ static int auth_cram_md5(struct imap_store *ctx, struct imap_cmd *cmd, const cha
        return 0;
 }
 
+static void server_fill_credential(struct imap_server_conf *srvc, struct credential *cred)
+{
+       if (srvc->user && srvc->pass)
+               return;
+
+       cred->protocol = xstrdup(srvc->use_ssl ? "imaps" : "imap");
+       cred->host = xstrdup(srvc->host);
+
+       cred->username = xstrdup_or_null(srvc->user);
+       cred->password = xstrdup_or_null(srvc->pass);
+
+       credential_fill(cred);
+
+       if (!srvc->user)
+               srvc->user = xstrdup(cred->username);
+       if (!srvc->pass)
+               srvc->pass = xstrdup(cred->password);
+}
+
 static struct imap_store *imap_open_store(struct imap_server_conf *srvc, char *folder)
 {
        struct credential cred = CREDENTIAL_INIT;
@@ -1078,20 +1107,7 @@ static struct imap_store *imap_open_store(struct imap_server_conf *srvc, char *f
                }
 #endif
                imap_info("Logging in...\n");
-               if (!srvc->user || !srvc->pass) {
-                       cred.protocol = xstrdup(srvc->use_ssl ? "imaps" : "imap");
-                       cred.host = xstrdup(srvc->host);
-
-                       cred.username = xstrdup_or_null(srvc->user);
-                       cred.password = xstrdup_or_null(srvc->pass);
-
-                       credential_fill(&cred);
-
-                       if (!srvc->user)
-                               srvc->user = xstrdup(cred.username);
-                       if (!srvc->pass)
-                               srvc->pass = xstrdup(cred.password);
-               }
+               server_fill_credential(srvc, &cred);
 
                if (srvc->auth_method) {
                        struct imap_cmd_cb cb;
@@ -1173,11 +1189,11 @@ static struct imap_store *imap_open_store(struct imap_server_conf *srvc, char *f
  */
 static void lf_to_crlf(struct strbuf *msg)
 {
-       char *new;
+       char *new_msg;
        size_t i, j;
        char lastc;
 
-       /* First pass: tally, in j, the size of the new string: */
+       /* First pass: tally, in j, the size of the new_msg string: */
        for (i = j = 0, lastc = '\0'; i < msg->len; i++) {
                if (msg->buf[i] == '\n' && lastc != '\r')
                        j++; /* a CR will need to be added here */
@@ -1185,18 +1201,18 @@ static void lf_to_crlf(struct strbuf *msg)
                j++;
        }
 
-       new = xmallocz(j);
+       new_msg = xmallocz(j);
 
        /*
-        * Second pass: write the new string.  Note that this loop is
+        * Second pass: write the new_msg string.  Note that this loop is
         * otherwise identical to the first pass.
         */
        for (i = j = 0, lastc = '\0'; i < msg->len; i++) {
                if (msg->buf[i] == '\n' && lastc != '\r')
-                       new[j++] = '\r';
-               lastc = new[j++] = msg->buf[i];
+                       new_msg[j++] = '\r';
+               lastc = new_msg[j++] = msg->buf[i];
        }
-       strbuf_attach(msg, new, j, j + 1);
+       strbuf_attach(msg, new_msg, j, j + 1);
 }
 
 /*
@@ -1392,10 +1408,11 @@ static int append_msgs_to_imap(struct imap_server_conf *server,
 }
 
 #ifdef USE_CURL_FOR_IMAP_SEND
-static CURL *setup_curl(struct imap_server_conf *srvc)
+static CURL *setup_curl(struct imap_server_conf *srvc, struct credential *cred)
 {
        CURL *curl;
        struct strbuf path = STRBUF_INIT;
+       char *uri_encoded_folder;
 
        if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK)
                die("curl_global_init failed");
@@ -1405,6 +1422,7 @@ static CURL *setup_curl(struct imap_server_conf *srvc)
        if (!curl)
                die("curl_easy_init failed");
 
+       server_fill_credential(&server, cred);
        curl_easy_setopt(curl, CURLOPT_USERNAME, server.user);
        curl_easy_setopt(curl, CURLOPT_PASSWORD, server.pass);
 
@@ -1412,7 +1430,12 @@ static CURL *setup_curl(struct imap_server_conf *srvc)
        strbuf_addstr(&path, server.host);
        if (!path.len || path.buf[path.len - 1] != '/')
                strbuf_addch(&path, '/');
-       strbuf_addstr(&path, server.folder);
+
+       uri_encoded_folder = curl_easy_escape(curl, server.folder, 0);
+       if (!uri_encoded_folder)
+               die("failed to encode server folder");
+       strbuf_addstr(&path, uri_encoded_folder);
+       curl_free(uri_encoded_folder);
 
        curl_easy_setopt(curl, CURLOPT_URL, path.buf);
        strbuf_release(&path);
@@ -1454,8 +1477,9 @@ static int curl_append_msgs_to_imap(struct imap_server_conf *server,
        struct buffer msgbuf = { STRBUF_INIT, 0 };
        CURL *curl;
        CURLcode res = CURLE_OK;
+       struct credential cred = CREDENTIAL_INIT;
 
-       curl = setup_curl(server);
+       curl = setup_curl(server, &cred);
        curl_easy_setopt(curl, CURLOPT_READDATA, &msgbuf);
 
        fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : "");
@@ -1490,7 +1514,20 @@ static int curl_append_msgs_to_imap(struct imap_server_conf *server,
        curl_easy_cleanup(curl);
        curl_global_cleanup();
 
-       return 0;
+       if (cred.username) {
+               if (res == CURLE_OK)
+                       credential_approve(&cred);
+#if LIBCURL_VERSION_NUM >= 0x070d01
+               else if (res == CURLE_LOGIN_DENIED)
+#else
+               else
+#endif
+                       credential_reject(&cred);
+       }
+
+       credential_clear(&cred);
+
+       return res != CURLE_OK;
 }
 #endif