mirror of https://github.com/djcb/mu.git
mu: support json output for 'find'
Support output in json format for mu-find.
This commit is contained in:
parent
a19b4ddb2d
commit
e4a769ee02
114
mu/mu-cmd-find.c
114
mu/mu-cmd-find.c
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@ -1,5 +1,3 @@
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/* -*-mode: c; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-*/
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/*
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** Copyright (C) 2008-2013 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
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**
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@ -44,6 +42,10 @@
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#include "mu-cmd.h"
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#include "mu-threader.h"
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#ifdef HAVE_JSON_GLIB
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#include <json-glib/json-glib.h>
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#endif /*HAVE_JSON_GLIB*/
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typedef gboolean (OutputFunc) (MuMsg *msg, MuMsgIter *iter,
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MuConfig *opts, GError **err);
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@ -67,7 +69,6 @@ print_internal (MuQuery *query, const gchar *expr, gboolean xapian,
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}
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/* returns MU_MSG_FIELD_ID_NONE if there is an error */
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static MuMsgFieldId
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sort_field_from_string (const char* fieldstr, GError **err)
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@ -87,7 +88,6 @@ sort_field_from_string (const char* fieldstr, GError **err)
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return mfid;
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}
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static MuMsg*
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get_message (MuMsgIter *iter, time_t after)
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{
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@ -105,7 +105,6 @@ get_message (MuMsgIter *iter, time_t after)
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return get_message (iter, after);
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}
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if (after != 0 && after > mu_msg_get_timestamp (msg)) {
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mu_msg_iter_next (iter);
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return get_message (iter, after);
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@ -142,7 +141,6 @@ run_query (MuQuery *xapian, const gchar *query, MuConfig *opts, GError **err)
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return iter;
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}
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static gboolean
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exec_cmd (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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{
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@ -161,8 +159,6 @@ exec_cmd (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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return rv;
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}
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static gchar*
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resolve_bookmark (MuConfig *opts, GError **err)
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{
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@ -189,7 +185,6 @@ resolve_bookmark (MuConfig *opts, GError **err)
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return val;
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}
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static gchar*
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get_query (MuConfig *opts, GError **err)
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{
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@ -222,7 +217,6 @@ get_query (MuConfig *opts, GError **err)
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return query;
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}
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static MuQuery*
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get_query_obj (MuStore *store, GError **err)
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{
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@ -253,7 +247,6 @@ get_query_obj (MuStore *store, GError **err)
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return mquery;
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}
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static gboolean
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prepare_links (MuConfig *opts, GError **err)
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{
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@ -277,15 +270,16 @@ prepare_links (MuConfig *opts, GError **err)
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return TRUE;
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}
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static gboolean
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output_link (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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{
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if (mu_msg_iter_is_first (iter) && !prepare_links (opts, err))
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return FALSE;
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return mu_maildir_link (mu_msg_get_path (msg),
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opts->linksdir, err);
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}
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static void
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ansi_color_maybe (MuMsgFieldId mfid, gboolean color)
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{
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@ -320,7 +314,6 @@ ansi_color_maybe (MuMsgFieldId mfid, gboolean color)
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fputs (ansi, stdout);
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}
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static void
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ansi_reset_maybe (MuMsgFieldId mfid, gboolean color)
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{
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@ -353,8 +346,6 @@ field_string_list (MuMsg *msg, MuMsgFieldId mfid)
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return NULL;
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}
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static const char*
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display_field (MuMsg *msg, MuMsgFieldId mfid)
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{
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@ -394,7 +385,6 @@ display_field (MuMsg *msg, MuMsgFieldId mfid)
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}
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}
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static void
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print_summary (MuMsg *msg, MuConfig *opts)
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{
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@ -417,7 +407,6 @@ print_summary (MuMsg *msg, MuConfig *opts)
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g_free (summ);
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}
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static void
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thread_indent (MuMsgIter *iter)
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{
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@ -456,8 +445,6 @@ thread_indent (MuMsgIter *iter)
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}
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}
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static void
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output_plain_fields (MuMsg *msg, const char *fields,
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gboolean color, gboolean threads)
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@ -506,8 +493,6 @@ output_plain (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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return TRUE;
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}
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static gboolean
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output_sexp (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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{
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@ -523,6 +508,41 @@ output_sexp (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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return TRUE;
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}
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static gboolean
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output_json (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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{
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#ifdef HAVE_JSON_GLIB
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JsonNode *node;
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const MuMsgIterThreadInfo *ti;
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char *s;
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if (mu_msg_iter_is_first(iter))
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g_print ("[\n");
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ti = opts->threads ? mu_msg_iter_get_thread_info (iter) : NULL;
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node = mu_msg_to_json (msg, mu_msg_iter_get_docid (iter),
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ti, MU_MSG_OPTION_HEADERS_ONLY);
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s = json_to_string (node, TRUE);
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json_node_free (node);
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fputs (s, stdout);
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g_free (s);
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if (mu_msg_iter_is_last(iter))
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fputs("]\n", stdout);
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else
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fputs (",\n", stdout);
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return TRUE;
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#else
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g_set_error (err, MU_ERROR_DOMAIN, MU_ERROR_IN_PARAMETERS,
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"this mu was built without json support");
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return FALSE;
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#endif /*HAVE_JSON_GLIB*/
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}
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static void
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print_attr_xml (const char* elm, const char *str)
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{
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g_free (esc);
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}
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static gboolean
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output_xml (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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{
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if (mu_msg_iter_is_first(iter)) {
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g_print ("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n");
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g_print ("<messages>\n");
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}
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g_print ("\t<message>\n");
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print_attr_xml ("from", mu_msg_get_from (msg));
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print_attr_xml ("to", mu_msg_get_to (msg));
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@ -553,29 +577,22 @@ output_xml (MuMsg *msg, MuMsgIter *iter, MuConfig *opts, GError **err)
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print_attr_xml ("maildir", mu_msg_get_maildir (msg));
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g_print ("\t</message>\n");
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if (mu_msg_iter_is_last(iter))
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g_print ("</messages>\n");
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return TRUE;
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}
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static OutputFunc*
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output_prepare (MuConfig *opts, GError **err)
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get_output_func (MuConfig *opts, GError **err)
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{
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switch (opts->format) {
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case MU_CONFIG_FORMAT_EXEC:
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return exec_cmd;
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case MU_CONFIG_FORMAT_LINKS:
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if (!prepare_links (opts, err))
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return NULL;
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else
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return output_link;
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case MU_CONFIG_FORMAT_PLAIN:
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return output_plain;
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case MU_CONFIG_FORMAT_XML:
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g_print ("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n");
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g_print ("<messages>\n");
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return output_xml;
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case MU_CONFIG_FORMAT_SEXP:
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return output_sexp;
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case MU_CONFIG_FORMAT_LINKS: return output_link;
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case MU_CONFIG_FORMAT_EXEC: return exec_cmd;
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case MU_CONFIG_FORMAT_PLAIN: return output_plain;
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case MU_CONFIG_FORMAT_XML: return output_xml;
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case MU_CONFIG_FORMAT_SEXP: return output_sexp;
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case MU_CONFIG_FORMAT_JSON: return output_json;
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default:
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g_return_val_if_reached (NULL);
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@ -583,14 +600,6 @@ output_prepare (MuConfig *opts, GError **err)
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}
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}
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static void
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output_finish (MuConfig *opts)
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{
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if (opts->format == MU_CONFIG_FORMAT_XML)
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g_print ("</messages>\n");
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}
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static gboolean
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output_query_results (MuMsgIter *iter, MuConfig *opts, GError **err)
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{
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gboolean rv;
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OutputFunc *output_func;
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output_func = output_prepare (opts, err);
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output_func = get_output_func (opts, err);
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if (!output_func)
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return FALSE;
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++count;
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}
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output_finish (opts);
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if (rv && count == 0) {
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mu_util_g_set_error (err, MU_ERROR_NO_MATCHES,
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"no matches for search expression");
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return rv;
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}
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static gboolean
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process_query (MuQuery *xapian, const gchar *query, MuConfig *opts, GError **err)
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{
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return rv;
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}
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static gboolean
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execute_find (MuStore *store, MuConfig *opts, GError **err)
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{
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return rv;
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}
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static gboolean
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format_params_valid (MuConfig *opts, GError **err)
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{
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break;
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case MU_CONFIG_FORMAT_PLAIN:
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case MU_CONFIG_FORMAT_SEXP:
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case MU_CONFIG_FORMAT_JSON:
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case MU_CONFIG_FORMAT_LINKS:
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case MU_CONFIG_FORMAT_XML:
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case MU_CONFIG_FORMAT_XQUERY:
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@ -747,7 +752,6 @@ query_params_valid (MuConfig *opts, GError **err)
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return FALSE;
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}
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MuError
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mu_cmd_find (MuStore *store, MuConfig *opts, GError **err)
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{
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@ -51,6 +51,7 @@ get_output_format (const char *formatstr)
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{"links", MU_CONFIG_FORMAT_LINKS},
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{"plain", MU_CONFIG_FORMAT_PLAIN},
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{"sexp", MU_CONFIG_FORMAT_SEXP},
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{"json", MU_CONFIG_FORMAT_JSON},
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{"xml", MU_CONFIG_FORMAT_XML},
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{"xquery", MU_CONFIG_FORMAT_XQUERY},
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{"mquery", MU_CONFIG_FORMAT_MQUERY}
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@ -50,6 +50,7 @@ enum _MuConfigFormat {
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/* for find, view */
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MU_CONFIG_FORMAT_SEXP, /* output sexps (emacs) */
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MU_CONFIG_FORMAT_JSON, /* output JSON */
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/* for find */
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MU_CONFIG_FORMAT_LINKS, /* output as symlinks */
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