[PATCH 2/5] cli: Extend the search command for --output=addresses and similar

Michal Sojka sojkam1 at fel.cvut.cz
Mon Sep 22 02:37:56 PDT 2014


The new outputs allow printing senders, recipients or both of matching
messages.

This code based on a patch from Jani Nikula.
---
 completion/notmuch-completion.bash |   2 +-
 completion/notmuch-completion.zsh  |   3 +-
 doc/man1/notmuch-search.rst        |  22 +++++++-
 notmuch-search.c                   | 100 ++++++++++++++++++++++++++++++++++---
 4 files changed, 118 insertions(+), 9 deletions(-)

diff --git a/completion/notmuch-completion.bash b/completion/notmuch-completion.bash
index 0571dc9..c37ddf5 100644
--- a/completion/notmuch-completion.bash
+++ b/completion/notmuch-completion.bash
@@ -294,7 +294,7 @@ _notmuch_search()
 	    return
 	    ;;
 	--output)
-	    COMPREPLY=( $( compgen -W "summary threads messages files tags" -- "${cur}" ) )
+	    COMPREPLY=( $( compgen -W "summary threads messages files tags sender recipients addresses" -- "${cur}" ) )
 	    return
 	    ;;
 	--sort)
diff --git a/completion/notmuch-completion.zsh b/completion/notmuch-completion.zsh
index 67a9aba..bff8fd5 100644
--- a/completion/notmuch-completion.zsh
+++ b/completion/notmuch-completion.zsh
@@ -52,7 +52,8 @@ _notmuch_search()
   _arguments -s : \
     '--max-threads=[display only the first x threads from the search results]:number of threads to show: ' \
     '--first=[omit the first x threads from the search results]:number of threads to omit: ' \
-    '--sort=[sort results]:sorting:((newest-first\:"reverse chronological order" oldest-first\:"chronological order"))'
+    '--sort=[sort results]:sorting:((newest-first\:"reverse chronological order" oldest-first\:"chronological order"))' \
+    '--output=[select what to output]:output:((summary threads messages files tags sender recipients addresses))'
 }
 
 _notmuch()
diff --git a/doc/man1/notmuch-search.rst b/doc/man1/notmuch-search.rst
index 90160f2..6094906 100644
--- a/doc/man1/notmuch-search.rst
+++ b/doc/man1/notmuch-search.rst
@@ -35,7 +35,7 @@ Supported options for **search** include
         intended for programs that invoke **notmuch(1)** internally. If
         omitted, the latest supported version will be used.
 
-    ``--output=(summary|threads|messages|files|tags)``
+    ``--output=(summary|threads|messages|files|tags|sender|recipients|addresses)``
 
         **summary**
             Output a summary of each thread with any message matching
@@ -78,6 +78,26 @@ Supported options for **search** include
             by null characters (--format=text0), as a JSON array
             (--format=json), or as an S-Expression list (--format=sexp).
 
+	**sender**
+            Output all addresses from the *From* header that appear on
+            any message matching the search terms, either one per line
+            (--format=text), separated by null characters
+            (--format=text0), as a JSON array (--format=json), or as
+            an S-Expression list (--format=sexp).
+
+	    Note: Searching for **sender** should much be faster than
+	    searching for **recipients** or **addresses**, because
+	    sender addresses are cached directly in the database
+	    whereas other addresses need to be fetched from the
+	    message file by parsing it.
+
+	**recipients**
+            Like **sender** but for addresses from *To*, *Cc* and
+	    *Bcc* headers.
+
+	**addresses**
+	    Like **sender** and **recipients** together.
+
     ``--sort=``\ (**newest-first**\ \|\ **oldest-first**)
         This option can be used to present results in either
         chronological order (**oldest-first**) or reverse chronological
diff --git a/notmuch-search.c b/notmuch-search.c
index 5ac2a26..0614f10 100644
--- a/notmuch-search.c
+++ b/notmuch-search.c
@@ -23,11 +23,14 @@
 #include "string-util.h"
 
 typedef enum {
-    OUTPUT_SUMMARY,
-    OUTPUT_THREADS,
-    OUTPUT_MESSAGES,
-    OUTPUT_FILES,
-    OUTPUT_TAGS
+    OUTPUT_SUMMARY	= 1 << 0,
+    OUTPUT_THREADS	= 1 << 1,
+    OUTPUT_MESSAGES	= 1 << 2,
+    OUTPUT_FILES	= 1 << 3,
+    OUTPUT_TAGS		= 1 << 4,
+    OUTPUT_SENDER	= 1 << 5,
+    OUTPUT_RECIPIENTS	= 1 << 6,
+    OUTPUT_ADDRESSES	= OUTPUT_SENDER | OUTPUT_RECIPIENTS,
 } output_t;
 
 typedef struct {
@@ -220,6 +223,67 @@ do_search_threads (search_options_t *o)
     return 0;
 }
 
+static void
+print_address_list (const search_options_t *o, InternetAddressList *list)
+{
+    InternetAddress *address;
+    int i;
+
+    for (i = 0; i < internet_address_list_length (list); i++) {
+	address = internet_address_list_get_address (list, i);
+	if (INTERNET_ADDRESS_IS_GROUP (address)) {
+	    InternetAddressGroup *group;
+	    InternetAddressList *group_list;
+
+	    group = INTERNET_ADDRESS_GROUP (address);
+	    group_list = internet_address_group_get_members (group);
+	    if (group_list == NULL)
+		continue;
+
+	    print_address_list (o, group_list);
+	} else {
+	    InternetAddressMailbox *mailbox;
+	    const char *name;
+	    const char *addr;
+	    char *full_address;
+
+	    mailbox = INTERNET_ADDRESS_MAILBOX (address);
+
+	    name = internet_address_get_name (address);
+	    addr = internet_address_mailbox_get_addr (mailbox);
+
+	    if (name && *name)
+		full_address = talloc_asprintf (o->format, "%s <%s>", name, addr);
+	    else
+		full_address = talloc_strdup (o->format, addr);
+
+	    if (!full_address) {
+		fprintf (stderr, "Error: out of memory\n");
+		break;
+	    }
+	    o->format->string (o->format, full_address);
+	    o->format->separator (o->format);
+
+	    talloc_free (full_address);
+	}
+    }
+}
+
+static void
+print_address_string (const search_options_t *o, const char *recipients)
+{
+    InternetAddressList *list;
+
+    if (recipients == NULL)
+	return;
+
+    list = internet_address_list_parse_string (recipients);
+    if (list == NULL)
+	return;
+
+    print_address_list (o, list);
+}
+
 static int
 do_search_messages (search_options_t *o)
 {
@@ -266,11 +330,29 @@ do_search_messages (search_options_t *o)
 	    
 	    notmuch_filenames_destroy( filenames );
 
-	} else { /* output == OUTPUT_MESSAGES */
+	} else if (o->output == OUTPUT_MESSAGES) {
 	    format->set_prefix (format, "id");
 	    format->string (format,
 			    notmuch_message_get_message_id (message));
 	    format->separator (format);
+	} else {
+	    if (o->output & OUTPUT_SENDER) {
+		const char *addrs;
+
+		addrs = notmuch_message_get_header (message, "from");
+		print_address_string (o, addrs);
+	    }
+
+	    if (o->output & OUTPUT_RECIPIENTS) {
+		const char *hdrs[] = { "to", "cc", "bcc" };
+		const char *addrs;
+		size_t j;
+
+		for (j = 0; j < ARRAY_SIZE (hdrs); j++) {
+		    addrs = notmuch_message_get_header (message, hdrs[j]);
+		    print_address_string (o, addrs);
+		}
+	    }
 	}
 
 	notmuch_message_destroy (message);
@@ -370,6 +452,9 @@ notmuch_search_command (notmuch_config_t *config, int argc, char *argv[])
 	  (notmuch_keyword_t []){ { "summary", OUTPUT_SUMMARY },
 				  { "threads", OUTPUT_THREADS },
 				  { "messages", OUTPUT_MESSAGES },
+				  { "sender", OUTPUT_SENDER },
+				  { "recipients", OUTPUT_RECIPIENTS },
+				  { "addresses", OUTPUT_ADDRESSES },
 				  { "files", OUTPUT_FILES },
 				  { "tags", OUTPUT_TAGS },
 				  { 0, 0 } } },
@@ -461,6 +546,9 @@ notmuch_search_command (notmuch_config_t *config, int argc, char *argv[])
 	ret = do_search_threads (&o);
 	break;
     case OUTPUT_MESSAGES:
+    case OUTPUT_SENDER:
+    case OUTPUT_RECIPIENTS:
+    case OUTPUT_ADDRESSES:
     case OUTPUT_FILES:
 	ret = do_search_messages (&o);
 	break;
-- 
2.1.0



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