This commit was manufactured by cvs2svn to create tagLIBCAPPLET_1_5_1

'LIBCAPPLET_1_5_1'.

svn path=/tags/LIBCAPPLET_1_5_1/; revision=11387

1 files changed, 0 insertions, 905 deletions

diff --git a/camel/camel-folder-search.c b/camel/camel-folder-search.c
deleted file mode 100644
index 72a2dce139..0000000000
--- a/camel/camel-folder-search.c
+++ /dev/null
@@ -1,905 +0,0 @@
-/*
- *  Copyright (C) 2000,2001 Ximian Inc.
- *
- *  Authors: Michael Zucchi <notzed@ximian.com>
- *
- *  This program is free software; you can redistribute it and/or 
- *  modify it under the terms of the GNU General Public License as 
- *  published by the Free Software Foundation; either version 2 of the
- *  License, or (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  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
- */
-
-/* This is a helper class for folders to implement the search function.
-   It implements enough to do basic searches on folders that can provide
-   an in-memory summary and a body index. */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#include <sys/types.h>
-#include <regex.h>
-
-#include <glib.h>
-
-#include "camel-folder-search.h"
-#include "string-utils.h"
-
-#include "camel-exception.h"
-#include "camel-medium.h"
-#include "camel-multipart.h"
-#include "camel-mime-message.h"
-#include "camel-stream-mem.h"
-#include "e-util/e-memory.h"
-#include "camel-search-private.h"
-
-#define d(x) 
-#define r(x) 
-
-struct _CamelFolderSearchPrivate {
-	GHashTable *mempool_hash;
-	CamelException *ex;
-};
-
-#define _PRIVATE(o) (((CamelFolderSearch *)(o))->priv)
-
-static ESExpResult *search_header_contains(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search);
-static ESExpResult *search_header_matches(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search);
-static ESExpResult *search_header_starts_with(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search);
-static ESExpResult *search_header_ends_with(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search);
-static ESExpResult *search_header_exists(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search);
-static ESExpResult *search_match_all(struct _ESExp *f, int argc, struct _ESExpTerm **argv, CamelFolderSearch *search);
-static ESExpResult *search_body_contains(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search);
-static ESExpResult *search_user_flag(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s);
-static ESExpResult *search_user_tag(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s);
-static ESExpResult *search_system_flag(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s);
-static ESExpResult *search_get_sent_date(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s);
-static ESExpResult *search_get_received_date(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s);
-static ESExpResult *search_get_current_date(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s);
-static ESExpResult *search_uid(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s);
-
-static ESExpResult *search_dummy(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search);
-
-static void camel_folder_search_class_init (CamelFolderSearchClass *klass);
-static void camel_folder_search_init       (CamelFolderSearch *obj);
-static void camel_folder_search_finalize   (CamelObject *obj);
-
-static CamelObjectClass *camel_folder_search_parent;
-
-static void
-camel_folder_search_class_init (CamelFolderSearchClass *klass)
-{
-	camel_folder_search_parent = camel_type_get_global_classfuncs (camel_object_get_type ());
-
-	klass->match_all = search_match_all;
-	klass->body_contains = search_body_contains;
-	klass->header_contains = search_header_contains;
-	klass->header_matches = search_header_matches;
-	klass->header_starts_with = search_header_starts_with;
-	klass->header_ends_with = search_header_ends_with;
-	klass->header_exists = search_header_exists;
-	klass->user_tag = search_user_tag;
-	klass->user_flag = search_user_flag;
-	klass->system_flag = search_system_flag;
-	klass->get_sent_date = search_get_sent_date;
-	klass->get_received_date = search_get_received_date;
-	klass->get_current_date = search_get_current_date;
-	klass->uid = search_uid;
-}
-
-static void
-camel_folder_search_init (CamelFolderSearch *obj)
-{
-	struct _CamelFolderSearchPrivate *p;
-
-	p = _PRIVATE(obj) = g_malloc0(sizeof(*p));
-
-	obj->sexp = e_sexp_new();
-
-	/* use a hash of mempools to associate the returned uid lists with
-	   the backing mempool.  yes pretty weird, but i didn't want to change
-	   the api just yet */
-
-	p->mempool_hash = g_hash_table_new(0, 0);
-}
-
-static void
-free_mempool(void *key, void *value, void *data)
-{
-	GPtrArray *uids = key;
-	EMemPool *pool = value;
-
-	g_warning("Search closed with outstanding result unfreed: %p", uids);
-
-	g_ptr_array_free(uids, TRUE);
-	e_mempool_destroy(pool);
-}
-
-static void
-camel_folder_search_finalize (CamelObject *obj)
-{
-	CamelFolderSearch *search = (CamelFolderSearch *)obj;
-	struct _CamelFolderSearchPrivate *p = _PRIVATE(obj);
-
-	if (search->sexp)
-		e_sexp_unref(search->sexp);
-
-	g_free(search->last_search);
-	g_hash_table_foreach(p->mempool_hash, free_mempool, obj);
-	g_hash_table_destroy(p->mempool_hash);
-	g_free(p);
-}
-
-CamelType
-camel_folder_search_get_type (void)
-{
-	static CamelType type = CAMEL_INVALID_TYPE;
-	
-	if (type == CAMEL_INVALID_TYPE) {
-		type = camel_type_register (camel_object_get_type (), "CamelFolderSearch",
-					    sizeof (CamelFolderSearch),
-					    sizeof (CamelFolderSearchClass),
-					    (CamelObjectClassInitFunc) camel_folder_search_class_init,
-					    NULL,
-					    (CamelObjectInitFunc) camel_folder_search_init,
-					    (CamelObjectFinalizeFunc) camel_folder_search_finalize);
-	}
-	
-	return type;
-}
-
-#ifdef offsetof
-#define CAMEL_STRUCT_OFFSET(type, field)        ((gint) offsetof (type, field))
-#else
-#define CAMEL_STRUCT_OFFSET(type, field)        ((gint) ((gchar*) &((type *) 0)->field))
-#endif
-
-struct {
-	char *name;
-	int offset;
-	int flags;		/* 0x02 = immediate, 0x01 = always enter */
-} builtins[] = {
-	/* these have default implementations in e-sexp */
-	{ "and", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, and), 2 },
-	{ "or", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, or), 2 },
-	{ "not", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, not), 2 },
-	{ "<", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, lt), 2 },
-	{ ">", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, gt), 2 },
-	{ "=", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, eq), 2 },
-
-	/* these we have to use our own default if there is none */
-	/* they should all be defined in the language? so it poarses, or should they not?? */
-	{ "match-all", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, match_all), 3 },
-	{ "body-contains", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, body_contains), 1 },
-	{ "header-contains", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, header_contains), 1 },
-	{ "header-matches", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, header_matches), 1 },
-	{ "header-starts-with", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, header_starts_with), 1 },
-	{ "header-ends-with", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, header_ends_with), 1 },
-	{ "header-exists", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, header_exists), 1 },
-	{ "user-tag", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, user_tag), 1 },
-	{ "user-flag", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, user_flag), 1 },
-	{ "system-flag", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, system_flag), 1 },
-	{ "get-sent-date", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, get_sent_date), 1 },
-	{ "get-received-date", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, get_received_date), 1 },
-	{ "get-current-date", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, get_current_date), 1 },
-	{ "uid", CAMEL_STRUCT_OFFSET(CamelFolderSearchClass, uid), 1 },
-};
-
-void
-camel_folder_search_construct (CamelFolderSearch *search)
-{
-	int i;
-	CamelFolderSearchClass *klass = (CamelFolderSearchClass *)CAMEL_OBJECT_GET_CLASS(search);
-
-	for (i=0;i<sizeof(builtins)/sizeof(builtins[0]);i++) {
-		void *func;
-		/* c is sure messy sometimes */
-		func = *((void **)(((char *)klass)+builtins[i].offset));
-		if (func == NULL && builtins[i].flags&1) {
-			g_warning("Search class doesn't implement '%s' method: %s", builtins[i].name, camel_type_to_name(CAMEL_OBJECT_GET_CLASS(search)->s.type));
-			func = (void *)search_dummy;
-		}
-		if (func != NULL) {
-			if (builtins[i].flags&2) {
-				e_sexp_add_ifunction(search->sexp, 0, builtins[i].name, (ESExpIFunc *)func, search);
-			} else {
-				e_sexp_add_function(search->sexp, 0, builtins[i].name, (ESExpFunc *)func, search);
-			}
-		}
-	}
-}
-
-/**
- * camel_folder_search_new:
- *
- * Create a new CamelFolderSearch object.
- * 
- * A CamelFolderSearch is a subclassable, extensible s-exp
- * evaluator which enforces a particular set of s-expressions.
- * Particular methods may be overriden by an implementation to
- * implement a search for any sort of backend.
- *
- * Return value: A new CamelFolderSearch widget.
- **/
-CamelFolderSearch *
-camel_folder_search_new (void)
-{
-	CamelFolderSearch *new = CAMEL_FOLDER_SEARCH ( camel_object_new (camel_folder_search_get_type ()));
-
-	camel_folder_search_construct(new);
-	return new;
-}
-
-/**
- * camel_folder_search_set_folder:
- * @search:
- * @folder: A folder.
- * 
- * Set the folder attribute of the search.  This is currently unused, but
- * could be used to perform a slow-search when indexes and so forth are not
- * available.  Or for use by subclasses.
- **/
-void
-camel_folder_search_set_folder(CamelFolderSearch *search, CamelFolder *folder)
-{
-	search->folder = folder;
-}
-
-/**
- * camel_folder_search_set_summary:
- * @search: 
- * @summary: An array of CamelMessageInfo pointers.
- * 
- * Set the array of summary objects representing the span of the search.
- *
- * If this is not set, then a subclass must provide the functions
- * for searching headers and for the match-all operator.
- **/
-void
-camel_folder_search_set_summary(CamelFolderSearch *search, GPtrArray *summary)
-{
-	search->summary = summary;
-}
-
-/**
- * camel_folder_search_set_body_index:
- * @search: 
- * @index: 
- * 
- * Set the index (ibex) representing the contents of all messages
- * in this folder.  If this is not set, then the folder implementation
- * should sub-class the CamelFolderSearch and provide its own
- * body-contains function.
- **/
-void
-camel_folder_search_set_body_index(CamelFolderSearch *search, ibex *index)
-{
-	search->body_index = index;
-}
-
-/**
- * camel_folder_search_execute_expression:
- * @search: 
- * @expr: 
- * @ex: 
- * 
- * Execute the search expression @expr, returning an array of
- * all matches as a GPtrArray of uid's of matching messages.
- *
- * Note that any settings such as set_body_index(), set_folder(),
- * and so on are reset to #NULL once the search has completed.
- *
- * TODO: The interface should probably return summary items instead
- * (since they are much more useful to any client).
- * 
- * Return value: A GPtrArray of strings of all matching messages.
- * This must only be freed by camel_folder_search_free_result.
- **/
-GPtrArray *
-camel_folder_search_execute_expression(CamelFolderSearch *search, const char *expr, CamelException *ex)
-{
-	ESExpResult *r;
-	GPtrArray *matches;
-	int i;
-	GHashTable *results;
-	EMemPool *pool;
-	struct _CamelFolderSearchPrivate *p = _PRIVATE(search);
-
-	p->ex = ex;
-
-	/* only re-parse if the search has changed */
-	if (search->last_search == NULL
-	    || strcmp(search->last_search, expr)) {
-		e_sexp_input_text(search->sexp, expr, strlen(expr));
-		if (e_sexp_parse(search->sexp) == -1) {
-			camel_exception_setv(ex, 1, _("Cannot parse search expression: %s:\n%s"), e_sexp_error(search->sexp), expr);
-			return NULL;
-		}
-
-		g_free(search->last_search);
-		search->last_search = g_strdup(expr);
-	}
-	r = e_sexp_eval(search->sexp);
-	if (r == NULL) {
-		if (!camel_exception_is_set(ex))
-			camel_exception_setv(ex, 1, _("Error executing search expression: %s:\n%s"), e_sexp_error(search->sexp), expr);
-		return NULL;
-	}
-
-	matches = g_ptr_array_new();
-
-	/* now create a folder summary to return?? */
-	if (r
-	    && r->type == ESEXP_RES_ARRAY_PTR) {
-		d(printf("got result ...\n"));
-		/* we use a mempool to store the strings, packed in tight as possible, and freed together */
-		/* because the strings are often short (like <8 bytes long), we would be wasting appx 50%
-		   of memory just storing the size tag that malloc assigns us and alignment padding, so this
-		   gets around that (and is faster to allocate and free as a bonus) */
-		pool = e_mempool_new(512, 256, E_MEMPOOL_ALIGN_BYTE);
-		if (search->summary) {
-			/* reorder result in summary order */
-			results = g_hash_table_new(g_str_hash, g_str_equal);
-			for (i=0;i<r->value.ptrarray->len;i++) {
-				d(printf("adding match: %s\n", (char *)g_ptr_array_index(r->value.ptrarray, i)));
-				g_hash_table_insert(results, g_ptr_array_index(r->value.ptrarray, i), (void *)1);
-			}
-			for (i=0;i<search->summary->len;i++) {
-				CamelMessageInfo *info = g_ptr_array_index(search->summary, i);
-				char *uid = (char *)camel_message_info_uid(info);
-				if (g_hash_table_lookup(results, uid)) {
-					g_ptr_array_add(matches, e_mempool_strdup(pool, uid));
-				}
-			}
-			g_hash_table_destroy(results);
-		} else {
-			for (i=0;i<r->value.ptrarray->len;i++) {
-				d(printf("adding match: %s\n", (char *)g_ptr_array_index(r->value.ptrarray, i)));
-				g_ptr_array_add(matches, e_mempool_strdup(pool, g_ptr_array_index(r->value.ptrarray, i)));
-			}
-		}
-		e_sexp_result_free(search->sexp, r);
-		/* instead of putting the mempool_hash in the structure, we keep the api clean by
-		   putting a reference to it in a hashtable.  Lets us do some debugging and catch
-		   unfree'd results as well. */
-		g_hash_table_insert(p->mempool_hash, matches, pool);
-	} else {
-		printf("no result!\n");
-	}
-
-	search->folder = NULL;
-	search->summary = NULL;
-	search->current = NULL;
-	search->body_index = NULL;
-
-	return matches;
-}
-
-/**
- * camel_folder_search_match_expression:
- * @search: 
- * @expr: 
- * @info: 
- * @ex: 
- * 
- * Returns #TRUE if the expression matches the specific message info @info.
- * Note that the folder and index may need to be set for body searches to
- * operate as well.
- * 
- * Return value: 
- **/
-gboolean
-camel_folder_search_match_expression(CamelFolderSearch *search, const char *expr, const CamelMessageInfo *info, CamelException *ex)
-{
-	GPtrArray *uids;
-	int ret = FALSE;
-
-	search->match1 = (CamelMessageInfo *)info;
-
-	uids = camel_folder_search_execute_expression(search, expr, ex);
-	if (uids) {
-		if (uids->len == 1)
-			ret = TRUE;
-		camel_folder_search_free_result(search, uids);
-	}
-	search->match1 = NULL;
-
-	return ret;
-}
-
-void camel_folder_search_free_result(CamelFolderSearch *search, GPtrArray *result)
-{
-	int i;
-	struct _CamelFolderSearchPrivate *p = _PRIVATE(search);
-	EMemPool *pool;
-
-	pool = g_hash_table_lookup(p->mempool_hash, result);
-	if (pool) {
-		e_mempool_destroy(pool);
-		g_hash_table_remove(p->mempool_hash, result);
-	} else {
-		for (i=0;i<result->len;i++)
-			g_free(g_ptr_array_index(result, i));
-	}
-	g_ptr_array_free(result, TRUE);
-}
-
-
-
-
-/* dummy function, returns false always, or an empty match array */
-static ESExpResult *
-search_dummy(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	ESExpResult *r;
-
-	if (search->current == NULL) {
-		r = e_sexp_result_new(f, ESEXP_RES_BOOL);
-		r->value.bool = FALSE;
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new();
-	}
-
-	return r;
-}
-
-static ESExpResult *
-search_match_all(struct _ESExp *f, int argc, struct _ESExpTerm **argv, CamelFolderSearch *search)
-{
-	int i;
-	ESExpResult *r, *r1;
-
-	if (argc>1) {
-		g_warning("match-all only takes a single argument, other arguments ignored");
-	}
-	r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-	r->value.ptrarray = g_ptr_array_new();
-
-	/* we are only matching a single message? */
-	if (search->match1) {
-		search->current = search->match1;
-
-		d(printf("matching against 1 message: %s\n", camel_message_info_subject(search->current)));
-
-		if (argc>0) {
-			r1 = e_sexp_term_eval(f, argv[0]);
-			if (r1->type == ESEXP_RES_BOOL) {
-				if (r1->value.bool)
-					g_ptr_array_add(r->value.ptrarray, (char *)camel_message_info_uid(search->current));
-			} else {
-				g_warning("invalid syntax, matches require a single bool result");
-				e_sexp_fatal_error(f, _("(match-all) requires a single bool result"));
-			}
-			e_sexp_result_free(f, r1);
-		} else {
-			g_ptr_array_add(r->value.ptrarray, (char *)camel_message_info_uid(search->current));
-		}
-		search->current = NULL;
-
-		return r;
-	}
-
-	if (search->summary == NULL) {
-		/* TODO: make it work - e.g. use the folder and so forth for a slower search */
-		g_warning("No summary supplied, match-all doesn't work with no summary");
-		g_assert(0);
-		return r;
-	}
-
-	/* TODO: Could make this a bit faster in the uncommon case (of match-everything) */
-	for (i=0;i<search->summary->len;i++) {
-		search->current = g_ptr_array_index(search->summary, i);
-		if (argc>0) {
-			r1 = e_sexp_term_eval(f, argv[0]);
-			if (r1->type == ESEXP_RES_BOOL) {
-				if (r1->value.bool)
-					g_ptr_array_add(r->value.ptrarray, (char *)camel_message_info_uid(search->current));
-			} else {
-				g_warning("invalid syntax, matches require a single bool result");
-				e_sexp_fatal_error(f, _("(match-all) requires a single bool result"));
-			}
-			e_sexp_result_free(f, r1);
-		} else {
-			g_ptr_array_add(r->value.ptrarray, (char *)camel_message_info_uid(search->current));
-		}
-	}
-	search->current = NULL;
-
-	return r;
-}
-
-static ESExpResult *
-check_header(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search, camel_search_match_t how)
-{
-	ESExpResult *r;
-	int truth = FALSE;
-
-	r(printf("executing check-header %d\n", how));
-
-	/* are we inside a match-all? */
-	if (search->current && argc>1
-	    && argv[0]->type == ESEXP_RES_STRING) {
-		char *headername;
-		const char *header = NULL;
-		char strbuf[32];
-		int i;
-
-		/* only a subset of headers are supported .. */
-		headername = argv[0]->value.string;
-		if (!strcasecmp(headername, "subject")) {
-			header = camel_message_info_subject(search->current);
-		} else if (!strcasecmp(headername, "date")) {
-			/* FIXME: not a very useful form of the date */
-			sprintf(strbuf, "%d", (int)search->current->date_sent);
-			header = strbuf;
-		} else if (!strcasecmp(headername, "from")) {
-			header = camel_message_info_from(search->current);
-		} else if (!strcasecmp(headername, "to")) {
-			header = camel_message_info_to(search->current);
-		} else if (!strcasecmp(headername, "cc")) {
-			header = camel_message_info_cc(search->current);
-		} else if (!strcasecmp(headername, "x-camel-mlist")) {
-			header = camel_message_info_mlist(search->current);
-		} else {
-			e_sexp_resultv_free(f, argc, argv);
-			e_sexp_fatal_error(f, _("Performing query on unknown header: %s"), headername);
-		}
-
-		if (header) {
-			/* performs an OR of all words */
-			for (i=1;i<argc && !truth;i++) {
-				if (argv[i]->type == ESEXP_RES_STRING
-				    && camel_search_header_match(header, argv[i]->value.string, how)) {
-					truth = TRUE;
-				}
-			}
-		}
-	}
-	/* TODO: else, find all matches */
-
-	r = e_sexp_result_new(f, ESEXP_RES_BOOL);
-	r->value.bool = truth;
-
-	return r;
-}
-
-static ESExpResult *
-search_header_contains(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	return check_header(f, argc, argv, search, CAMEL_SEARCH_MATCH_CONTAINS);
-}
-
-static ESExpResult *
-search_header_matches(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	return check_header(f, argc, argv, search, CAMEL_SEARCH_MATCH_EXACT);
-}
-
-static ESExpResult *
-search_header_starts_with (struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	return check_header(f, argc, argv, search, CAMEL_SEARCH_MATCH_STARTS);
-}
-
-static ESExpResult *
-search_header_ends_with (struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	return check_header(f, argc, argv, search, CAMEL_SEARCH_MATCH_ENDS);
-}
-
-static ESExpResult *
-search_header_exists (struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	ESExpResult *r;
-	
-	r(printf ("executing header-exists\n"));
-	
-	if (search->current) {
-		r = e_sexp_result_new(f, ESEXP_RES_BOOL);
-		if (argc == 1 && argv[0]->type == ESEXP_RES_STRING)
-			r->value.bool = camel_medium_get_header(CAMEL_MEDIUM(search->current), argv[0]->value.string) != NULL;
-		
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new();
-	}
-	
-	return r;
-}
-
-/* this is just to OR results together */
-struct _glib_sux_donkeys {
-	int count;
-	GPtrArray *uids;
-};
-
-/* or, store all unique values */
-static void
-g_lib_sux_htor(char *key, int value, struct _glib_sux_donkeys *fuckup)
-{
-	g_ptr_array_add(fuckup->uids, key);
-}
-
-static int
-match_message(CamelFolder *folder, const char *uid, regex_t *pattern, CamelException *ex)
-{
-	CamelMimeMessage *msg;
-	int truth = FALSE;
-
-	msg = camel_folder_get_message(folder, uid, ex);
-	if (!camel_exception_is_set(ex) && msg!=NULL) {
-		truth = camel_search_message_body_contains((CamelDataWrapper *)msg, pattern);
-		camel_object_unref((CamelObject *)msg);
-	}
-	return truth;
-}
-
-static ESExpResult *
-search_body_contains(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	ESExpResult *r;
-	int i, j;
-	regex_t pattern;
-
-	if (search->current) {
-		int truth = FALSE;
-
-		if (argc == 1 && argv[0]->value.string[0] == 0 && search->folder) {
-			truth = TRUE;
-		} else if (search->body_index) {
-			for (i=0;i<argc && !truth;i++) {
-				if (argv[i]->type == ESEXP_RES_STRING) {
-					truth = ibex_find_name(search->body_index, (char *)camel_message_info_uid(search->current),
-							       argv[i]->value.string);
-				} else {
-					e_sexp_resultv_free(f, argc, argv);
-					e_sexp_fatal_error(f, _("Invalid type in body-contains, expecting string"));
-				}
-			}
-		} else if (search->folder) {
-			/* we do a 'slow' direct search */
-			if (camel_search_build_match_regex(&pattern, CAMEL_SEARCH_MATCH_REGEX|CAMEL_SEARCH_MATCH_ICASE, argc, argv, search->priv->ex) == 0) {
-				truth = match_message(search->folder, camel_message_info_uid(search->current), &pattern, search->priv->ex);
-				regfree(&pattern);
-			}
-		} else {
-			g_warning("Cannot perform indexed body query with no index or folder set");
-		}
-		r = e_sexp_result_new(f, ESEXP_RES_BOOL);
-		r->value.bool = truth;
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-
-		if (argc == 1 && argv[0]->value.string[0] == 0 && search->folder) {
-			/* optimise the match "" case - match everything */
-			r->value.ptrarray = g_ptr_array_new();
-			for (i=0;i<search->summary->len;i++) {
-				CamelMessageInfo *info = g_ptr_array_index(search->summary, i);
-				g_ptr_array_add(r->value.ptrarray, (char *)camel_message_info_uid(info));
-			}
-		} else if (search->body_index) {
-			if (argc==1) {
-				/* common case */
-				r->value.ptrarray = ibex_find(search->body_index, argv[0]->value.string);
-			} else {
-				GHashTable *ht = g_hash_table_new(g_str_hash, g_str_equal);
-				GPtrArray *pa;
-				struct _glib_sux_donkeys lambdafoo;
-
-				/* this sux, perform an or operation on the result(s) of each word */
-				for (i=0;i<argc;i++) {
-					if (argv[i]->type == ESEXP_RES_STRING) {
-						pa = ibex_find(search->body_index, argv[i]->value.string);
-						for (j=0;j<pa->len;j++) {
-							g_hash_table_insert(ht, g_ptr_array_index(pa, j), (void *)1);
-						}
-						g_ptr_array_free(pa, FALSE);
-					} else {
-						e_sexp_result_free(f, r);
-						e_sexp_resultv_free(f, argc, argv);
-						e_sexp_fatal_error(f, _("Invalid type in body-contains, expecting string"));
-					}
-				}
-				lambdafoo.uids = g_ptr_array_new();
-				g_hash_table_foreach(ht, (GHFunc)g_lib_sux_htor, &lambdafoo);
-				r->value.ptrarray = lambdafoo.uids;
-				g_hash_table_destroy(ht);
-			}
-		} else if (search->folder) {
-			/* do a slow search */
-			r->value.ptrarray = g_ptr_array_new();
-			if (camel_search_build_match_regex(&pattern, CAMEL_SEARCH_MATCH_REGEX|CAMEL_SEARCH_MATCH_ICASE, argc, argv, search->priv->ex) == 0) {
-				if (search->summary) {
-					for (i=0;i<search->summary->len;i++) {
-						CamelMessageInfo *info = g_ptr_array_index(search->summary, i);
-
-						if (match_message(search->folder, camel_message_info_uid(info), &pattern, search->priv->ex))
-							g_ptr_array_add(r->value.ptrarray, (char *)camel_message_info_uid(info));
-					}
-				} /* else?  we could always get the summary from the folder, but then
-				     we need to free it later somehow */
-				regfree(&pattern);
-			}
-		} else {
-			g_warning("Cannot perform indexed body query with no index or folder set");
-			r->value.ptrarray = g_ptr_array_new();
-		}
-	}
-
-	return r;
-}
-
-static ESExpResult *
-search_user_flag(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	ESExpResult *r;
-	int i;
-
-	r(printf("executing user-flag\n"));
-
-	/* are we inside a match-all? */
-	if (search->current) {
-		int truth = FALSE;
-		/* performs an OR of all words */
-		for (i=0;i<argc && !truth;i++) {
-			if (argv[i]->type == ESEXP_RES_STRING
-			    && camel_flag_get(&search->current->user_flags, argv[i]->value.string)) {
-				truth = TRUE;
-				break;
-			}
-		}
-		r = e_sexp_result_new(f, ESEXP_RES_BOOL);
-		r->value.bool = truth;
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new();
-	}
-
-	return r;
-}
-
-static ESExpResult *
-search_system_flag (struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	ESExpResult *r;
-	
-	r(printf ("executing system-flag\n"));
-	
-	if (search->current) {
-		gboolean truth = FALSE;
-		
-		if (argc == 1)
-			truth = camel_system_flag_get (search->current->flags, argv[0]->value.string);
-		
-		r = e_sexp_result_new(f, ESEXP_RES_BOOL);
-		r->value.bool = truth;
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new ();
-	}
-	
-	return r;
-}
-
-static ESExpResult *search_user_tag(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	ESExpResult *r;
-
-	r(printf("executing user-tag\n"));
-
-	/* are we inside a match-all? */
-	if (search->current) {
-		const char *value = NULL;
-		if (argc == 1) {
-			value = camel_tag_get(&search->current->user_tags, argv[0]->value.string);
-		}
-		r = e_sexp_result_new(f, ESEXP_RES_STRING);
-		r->value.string = g_strdup(value?value:"");
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new();
-	}
-
-	return r;
-}
-
-static ESExpResult *
-search_get_sent_date(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s)
-{
-	ESExpResult *r;
-
-	r(printf("executing get-sent-date\n"));
-
-	/* are we inside a match-all? */
-	if (s->current) {
-		r = e_sexp_result_new(f, ESEXP_RES_INT);
-
-		r->value.number = s->current->date_sent;
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new ();
-	}
-
-	return r;
-}
-
-static ESExpResult *
-search_get_received_date(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s)
-{
-	ESExpResult *r;
-
-	r(printf("executing get-received-date\n"));
-
-	/* are we inside a match-all? */
-	if (s->current) {
-		r = e_sexp_result_new(f, ESEXP_RES_INT);
-
-		r->value.number = s->current->date_received;
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new ();
-	}
-
-	return r;
-}
-
-static ESExpResult *
-search_get_current_date(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *s)
-{
-	ESExpResult *r;
-
-	r(printf("executing get-current-date\n"));
-
-	r = e_sexp_result_new(f, ESEXP_RES_INT);
-	r->value.number = time (NULL);
-	return r;
-}
-
-static ESExpResult *
-search_uid(struct _ESExp *f, int argc, struct _ESExpResult **argv, CamelFolderSearch *search)
-{
-	ESExpResult *r;
-	int i;
-
-	r(printf("executing uid\n"));
-
-	/* are we inside a match-all? */
-	if (search->current) {
-		int truth = FALSE;
-		const char *uid = camel_message_info_uid(search->current);
-
-		/* performs an OR of all words */
-		for (i=0;i<argc && !truth;i++) {
-			if (argv[i]->type == ESEXP_RES_STRING
-			    && !strcmp(uid, argv[i]->value.string)) {
-				truth = TRUE;
-				break;
-			}
-		}
-		r = e_sexp_result_new(f, ESEXP_RES_BOOL);
-		r->value.bool = truth;
-	} else {
-		r = e_sexp_result_new(f, ESEXP_RES_ARRAY_PTR);
-		r->value.ptrarray = g_ptr_array_new();
-		for (i=0;i<argc;i++) {
-			if (argv[i]->type == ESEXP_RES_STRING)
-				g_ptr_array_add(r->value.ptrarray, argv[i]->value.string);
-		}
-	}
-
-	return r;
-}