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-rw-r--r--pigeonhole/src/lib-sieve/plugins/metadata/Makefile.am24
-rw-r--r--pigeonhole/src/lib-sieve/plugins/metadata/Makefile.in705
-rw-r--r--pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata-common.h40
-rw-r--r--pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata.c83
-rw-r--r--pigeonhole/src/lib-sieve/plugins/metadata/tst-metadata.c433
-rw-r--r--pigeonhole/src/lib-sieve/plugins/metadata/tst-metadataexists.c431
6 files changed, 1716 insertions, 0 deletions
diff --git a/pigeonhole/src/lib-sieve/plugins/metadata/Makefile.am b/pigeonhole/src/lib-sieve/plugins/metadata/Makefile.am
new file mode 100644
index 0000000..6d69ba8
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/metadata/Makefile.am
@@ -0,0 +1,24 @@
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+ tst-metadata.c \
+ tst-metadataexists.c
+
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+ ext-metadata.c
+
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+ $(tests) \
+ $(extensions)
+
+noinst_HEADERS = \
+ ext-metadata-common.h
+
diff --git a/pigeonhole/src/lib-sieve/plugins/metadata/Makefile.in b/pigeonhole/src/lib-sieve/plugins/metadata/Makefile.in
new file mode 100644
index 0000000..9d31d6c
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/metadata/Makefile.in
@@ -0,0 +1,705 @@
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+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata-common.h b/pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata-common.h
new file mode 100644
index 0000000..a4b25a0
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata-common.h
@@ -0,0 +1,40 @@
+#ifndef EXT_METADATA_COMMON_H
+#define EXT_METADATA_COMMON_H
+
+#include "lib.h"
+#include "mail-storage.h"
+#include "imap-metadata.h"
+
+#include "sieve-common.h"
+
+/*
+ * Extension
+ */
+
+extern const struct sieve_extension_def mboxmetadata_extension;
+extern const struct sieve_extension_def servermetadata_extension;
+
+/*
+ * Commands
+ */
+
+extern const struct sieve_command_def metadata_test;
+extern const struct sieve_command_def servermetadata_test;
+extern const struct sieve_command_def metadataexists_test;
+extern const struct sieve_command_def servermetadataexists_test;
+
+/*
+ * Operations
+ */
+
+enum ext_metadata_opcode {
+ EXT_METADATA_OPERATION_METADATA,
+ EXT_METADATA_OPERATION_METADATAEXISTS
+};
+
+extern const struct sieve_operation_def metadata_operation;
+extern const struct sieve_operation_def servermetadata_operation;
+extern const struct sieve_operation_def metadataexists_operation;
+extern const struct sieve_operation_def servermetadataexists_operation;
+
+#endif
diff --git a/pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata.c b/pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata.c
new file mode 100644
index 0000000..882116b
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/metadata/ext-metadata.c
@@ -0,0 +1,83 @@
+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+#include "lib.h"
+
+#include "sieve-extensions.h"
+#include "sieve-commands.h"
+#include "sieve-binary.h"
+
+#include "sieve-validator.h"
+#include "sieve-interpreter.h"
+
+#include "ext-metadata-common.h"
+
+/*
+ * Extension mboxmetadata
+ * -----------------------------
+ *
+ * Authors: Stephan Bosch
+ * Specification: RFC 5490; Section 3
+ * Implementation: skeleton
+ * Status: development
+ *
+ */
+
+const struct sieve_operation_def *mboxmetadata_operations[] = {
+ &metadata_operation,
+ &metadataexists_operation,
+};
+
+static bool ext_mboxmetadata_validator_load
+ (const struct sieve_extension *ext, struct sieve_validator *valdtr);
+
+const struct sieve_extension_def mboxmetadata_extension = {
+ .name = "mboxmetadata",
+ .validator_load = ext_mboxmetadata_validator_load,
+ SIEVE_EXT_DEFINE_OPERATIONS(mboxmetadata_operations)
+};
+
+static bool ext_mboxmetadata_validator_load
+(const struct sieve_extension *ext, struct sieve_validator *valdtr)
+{
+ sieve_validator_register_command(valdtr, ext, &metadata_test);
+ sieve_validator_register_command(valdtr, ext, &metadataexists_test);
+
+ return TRUE;
+}
+
+/*
+ * Extension servermetadata
+ * -----------------------------
+ *
+ * Authors: Stephan Bosch
+ * Specification: RFC 5490; Section 4
+ * Implementation: skeleton
+ * Status: development
+ *
+ */
+
+const struct sieve_operation_def *servermetadata_operations[] = {
+ &servermetadata_operation,
+ &servermetadataexists_operation,
+};
+
+static bool ext_servermetadata_validator_load
+ (const struct sieve_extension *ext, struct sieve_validator *valdtr);
+
+const struct sieve_extension_def servermetadata_extension = {
+ .name = "servermetadata",
+ .validator_load = ext_servermetadata_validator_load,
+ SIEVE_EXT_DEFINE_OPERATIONS(servermetadata_operations)
+};
+
+static bool ext_servermetadata_validator_load
+(const struct sieve_extension *ext, struct sieve_validator *valdtr)
+{
+ sieve_validator_register_command(valdtr, ext, &servermetadata_test);
+ sieve_validator_register_command(valdtr, ext, &servermetadataexists_test);
+
+ return TRUE;
+}
+
+
diff --git a/pigeonhole/src/lib-sieve/plugins/metadata/tst-metadata.c b/pigeonhole/src/lib-sieve/plugins/metadata/tst-metadata.c
new file mode 100644
index 0000000..2e14535
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/metadata/tst-metadata.c
@@ -0,0 +1,433 @@
+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+#include "lib.h"
+#include "str-sanitize.h"
+#include "istream.h"
+
+#include "sieve-common.h"
+#include "sieve-limits.h"
+#include "sieve-commands.h"
+#include "sieve-actions.h"
+#include "sieve-stringlist.h"
+#include "sieve-code.h"
+#include "sieve-comparators.h"
+#include "sieve-match-types.h"
+#include "sieve-validator.h"
+#include "sieve-generator.h"
+#include "sieve-interpreter.h"
+#include "sieve-dump.h"
+#include "sieve-match.h"
+
+#include "ext-metadata-common.h"
+
+#define TST_METADATA_MAX_MATCH_SIZE SIEVE_MAX_STRING_LEN
+
+/*
+ * Test definitions
+ */
+
+/* Forward declarations */
+
+static bool
+tst_metadata_registered(struct sieve_validator *valdtr,
+ const struct sieve_extension *ext,
+ struct sieve_command_registration *cmd_reg);
+static bool
+tst_metadata_validate(struct sieve_validator *valdtr,
+ struct sieve_command *tst);
+static bool
+tst_metadata_generate(const struct sieve_codegen_env *cgenv,
+ struct sieve_command *cmd);
+
+/* Metadata test
+ *
+ * Syntax:
+ * metadata [MATCH-TYPE] [COMPARATOR]
+ * <mailbox: string>
+ * <annotation-name: string> <key-list: string-list>
+ */
+
+const struct sieve_command_def metadata_test = {
+ .identifier = "metadata",
+ .type = SCT_TEST,
+ .positional_args = 3,
+ .subtests = 0,
+ .block_allowed = FALSE,
+ .block_required = FALSE,
+ .registered = tst_metadata_registered,
+ .validate = tst_metadata_validate,
+ .generate = tst_metadata_generate,
+};
+
+/* Servermetadata test
+ *
+ * Syntax:
+ * servermetadata [MATCH-TYPE] [COMPARATOR]
+ * <annotation-name: string> <key-list: string-list>
+ */
+
+const struct sieve_command_def servermetadata_test = {
+ .identifier = "servermetadata",
+ .type = SCT_TEST,
+ .positional_args = 2,
+ .subtests = 0,
+ .block_allowed = FALSE,
+ .block_required = FALSE,
+ .registered = tst_metadata_registered,
+ .validate = tst_metadata_validate,
+ .generate = tst_metadata_generate,
+};
+
+/*
+ * Opcode definitions
+ */
+
+static bool
+tst_metadata_operation_dump(const struct sieve_dumptime_env *denv,
+ sieve_size_t *address);
+static int
+tst_metadata_operation_execute(const struct sieve_runtime_env *renv,
+ sieve_size_t *address);
+
+/* Metadata operation */
+
+const struct sieve_operation_def metadata_operation = {
+ .mnemonic = "METADATA",
+ .ext_def = &mboxmetadata_extension,
+ .code = EXT_METADATA_OPERATION_METADATA,
+ .dump = tst_metadata_operation_dump,
+ .execute = tst_metadata_operation_execute,
+};
+
+/* Servermetadata operation */
+
+const struct sieve_operation_def servermetadata_operation = {
+ .mnemonic = "SERVERMETADATA",
+ .ext_def = &servermetadata_extension,
+ .code = EXT_METADATA_OPERATION_METADATA,
+ .dump = tst_metadata_operation_dump,
+ .execute = tst_metadata_operation_execute,
+};
+
+/*
+ * Test registration
+ */
+
+static bool
+tst_metadata_registered(struct sieve_validator *valdtr,
+ const struct sieve_extension *ext ATTR_UNUSED,
+ struct sieve_command_registration *cmd_reg)
+{
+ /* The order of these is not significant */
+ sieve_comparators_link_tag(valdtr, cmd_reg,
+ SIEVE_MATCH_OPT_COMPARATOR);
+ sieve_match_types_link_tags(valdtr, cmd_reg,
+ SIEVE_MATCH_OPT_MATCH_TYPE);
+ return TRUE;
+}
+
+/*
+ * Test validation
+ */
+
+static bool
+tst_metadata_validate(struct sieve_validator *valdtr, struct sieve_command *tst)
+{
+ struct sieve_ast_argument *arg = tst->first_positional;
+ const struct sieve_match_type mcht_default =
+ SIEVE_MATCH_TYPE_DEFAULT(is_match_type);
+ const struct sieve_comparator cmp_default =
+ SIEVE_COMPARATOR_DEFAULT(i_ascii_casemap_comparator);
+ unsigned int arg_index = 1;
+ const char *error;
+
+ /* mailbox */
+ if (sieve_command_is(tst, metadata_test)) {
+ if (!sieve_validate_positional_argument(
+ valdtr, tst, arg, "mailbox", arg_index++,
+ SAAT_STRING))
+ return FALSE;
+
+ if (!sieve_validator_argument_activate(valdtr, tst, arg, FALSE))
+ return FALSE;
+
+ /* Check name validity when mailbox argument is not a variable
+ */
+ if (sieve_argument_is_string_literal(arg)) {
+ const char *mailbox = sieve_ast_argument_strc(arg);
+ const char *error;
+
+ if (!sieve_mailbox_check_name(mailbox, &error)) {
+ sieve_argument_validate_warning(
+ valdtr, arg, "%s test: "
+ "invalid mailbox name `%s' specified: %s",
+ sieve_command_identifier(tst),
+ str_sanitize(mailbox, 256), error);
+ }
+ }
+ arg = sieve_ast_argument_next(arg);
+ }
+
+ /* annotation-name */
+ if (!sieve_validate_positional_argument(valdtr, tst, arg,
+ "annotation-name", arg_index++,
+ SAAT_STRING))
+ return FALSE;
+
+ if (!sieve_validator_argument_activate(valdtr, tst, arg, FALSE))
+ return FALSE;
+
+ if (sieve_argument_is_string_literal(arg)) {
+ string_t *aname = sieve_ast_argument_str(arg);
+
+ if (!imap_metadata_verify_entry_name(str_c(aname), &error)) {
+ sieve_argument_validate_warning(
+ valdtr, arg, "%s test: "
+ "specified annotation name `%s' is invalid: %s",
+ sieve_command_identifier(tst),
+ str_sanitize(str_c(aname), 256),
+ sieve_error_from_external(error));
+ }
+ }
+
+ arg = sieve_ast_argument_next(arg);
+
+ /* key-list */
+ if (!sieve_validate_positional_argument(valdtr, tst, arg,
+ "key-list", arg_index++,
+ SAAT_STRING_LIST))
+ return FALSE;
+
+ if (!sieve_validator_argument_activate(valdtr, tst, arg, FALSE))
+ return FALSE;
+
+ /* Validate the key argument to a specified match type */
+ return sieve_match_type_validate(valdtr, tst, arg,
+ &mcht_default, &cmp_default);
+}
+
+/*
+ * Test generation
+ */
+
+static bool
+tst_metadata_generate(const struct sieve_codegen_env *cgenv,
+ struct sieve_command *tst)
+{
+ if (sieve_command_is(tst, metadata_test)) {
+ sieve_operation_emit(cgenv->sblock, tst->ext,
+ &metadata_operation);
+ } else if (sieve_command_is(tst, servermetadata_test)) {
+ sieve_operation_emit(cgenv->sblock, tst->ext,
+ &servermetadata_operation);
+ } else {
+ i_unreached();
+ }
+
+ /* Generate arguments */
+ if (!sieve_generate_arguments(cgenv, tst, NULL))
+ return FALSE;
+ return TRUE;
+}
+
+/*
+ * Code dump
+ */
+
+static bool
+tst_metadata_operation_dump(const struct sieve_dumptime_env *denv,
+ sieve_size_t *address)
+{
+ bool metadata = sieve_operation_is(denv->oprtn, metadata_operation);
+
+ if (metadata)
+ sieve_code_dumpf(denv, "METADATA");
+ else
+ sieve_code_dumpf(denv, "SERVERMETADATA");
+
+ sieve_code_descend(denv);
+
+ /* Handle any optional arguments */
+ if (sieve_match_opr_optional_dump(denv, address, NULL) != 0)
+ return FALSE;
+ if (metadata && !sieve_opr_string_dump(denv, address, "mailbox"))
+ return FALSE;
+
+ return (sieve_opr_string_dump(denv, address, "annotation-name") &&
+ sieve_opr_stringlist_dump(denv, address, "key list"));
+}
+
+/*
+ * Code execution
+ */
+
+static int
+tst_metadata_get_annotation(const struct sieve_runtime_env *renv,
+ const char *mailbox, const char *aname,
+ const char **annotation_r)
+{
+ const struct sieve_execute_env *eenv = renv->exec_env;
+ struct mail_user *user = eenv->scriptenv->user;
+ struct mailbox *box;
+ struct imap_metadata_transaction *imtrans;
+ struct mail_attribute_value avalue;
+ int status, ret;
+
+ *annotation_r = NULL;
+
+ if (user == NULL)
+ return SIEVE_EXEC_OK;
+
+ if (mailbox != NULL) {
+ struct mail_namespace *ns;
+ ns = mail_namespace_find(user->namespaces, mailbox);
+ box = mailbox_alloc(ns->list, mailbox, 0);
+ imtrans = imap_metadata_transaction_begin(box);
+ } else {
+ box = NULL;
+ imtrans = imap_metadata_transaction_begin_server(user);
+ }
+
+ status = SIEVE_EXEC_OK;
+ ret = imap_metadata_get(imtrans, aname, &avalue);
+ if (ret < 0) {
+ enum mail_error error_code;
+ const char *error;
+
+ error = imap_metadata_transaction_get_last_error(
+ imtrans, &error_code);
+
+ sieve_runtime_error(
+ renv, NULL, "%s test: "
+ "failed to retrieve annotation `%s': %s%s",
+ (mailbox != NULL ? "metadata" : "servermetadata"),
+ str_sanitize(aname, 256),
+ sieve_error_from_external(error),
+ (error_code == MAIL_ERROR_TEMP ?
+ " (temporary failure)" : ""));
+
+ status = (error_code == MAIL_ERROR_TEMP ?
+ SIEVE_EXEC_TEMP_FAILURE : SIEVE_EXEC_FAILURE);
+
+ } else if (avalue.value != NULL) {
+ *annotation_r = avalue.value;
+ }
+ (void)imap_metadata_transaction_commit(&imtrans, NULL, NULL);
+ if (box != NULL)
+ mailbox_free(&box);
+ return status;
+}
+
+static int
+tst_metadata_operation_execute(const struct sieve_runtime_env *renv,
+ sieve_size_t *address)
+{
+ bool metadata = sieve_operation_is(renv->oprtn, metadata_operation);
+ struct sieve_match_type mcht =
+ SIEVE_MATCH_TYPE_DEFAULT(is_match_type);
+ struct sieve_comparator cmp =
+ SIEVE_COMPARATOR_DEFAULT(i_ascii_casemap_comparator);
+ string_t *mailbox, *aname;
+ struct sieve_stringlist *value_list, *key_list;
+ const char *annotation = NULL, *error;
+ int match, ret;
+
+ /*
+ * Read operands
+ */
+
+ /* Handle match-type and comparator operands */
+ if (sieve_match_opr_optional_read(renv, address, NULL,
+ &ret, &cmp, &mcht) < 0)
+ return ret;
+
+ /* Read mailbox */
+ if (metadata) {
+ ret = sieve_opr_string_read(renv, address, "mailbox", &mailbox);
+ if (ret <= 0)
+ return ret;
+ }
+
+ /* Read annotation-name */
+ ret = sieve_opr_string_read(renv, address, "annotation-name", &aname);
+ if (ret <= 0)
+ return ret;
+
+ /* Read key-list */
+ ret = sieve_opr_stringlist_read(renv, address, "key-list", &key_list);
+ if (ret <= 0)
+ return ret;
+
+ /*
+ * Perform operation
+ */
+
+ if (metadata) {
+ sieve_runtime_trace(renv, SIEVE_TRLVL_TESTS,
+ "metadata test");
+ } else {
+ sieve_runtime_trace(renv, SIEVE_TRLVL_TESTS,
+ "servermetadata test");
+ }
+ sieve_runtime_trace_descend(renv);
+
+ if (!imap_metadata_verify_entry_name(str_c(aname), &error)) {
+ sieve_runtime_warning(
+ renv, NULL, "%s test: "
+ "specified annotation name `%s' is invalid: %s",
+ (metadata ? "metadata" : "servermetadata"),
+ str_sanitize(str_c(aname), 256),
+ sieve_error_from_external(error));
+ sieve_interpreter_set_test_result(renv->interp, FALSE);
+ return SIEVE_EXEC_OK;
+ }
+
+ if (metadata) {
+ if (!sieve_mailbox_check_name(str_c(mailbox), &error)) {
+ sieve_runtime_warning(
+ renv, NULL, "metadata test: "
+ "invalid mailbox name `%s' specified: %s",
+ str_sanitize(str_c(mailbox), 256), error);
+ sieve_interpreter_set_test_result(renv->interp, FALSE);
+ return SIEVE_EXEC_OK;
+ }
+
+ sieve_runtime_trace(
+ renv, SIEVE_TRLVL_TESTS,
+ "retrieving annotation `%s' from mailbox `%s'",
+ str_sanitize(str_c(aname), 256),
+ str_sanitize(str_c(mailbox), 80));
+ } else {
+ sieve_runtime_trace(
+ renv, SIEVE_TRLVL_TESTS,
+ "retrieving server annotation `%s'",
+ str_sanitize(str_c(aname), 256));
+ }
+
+ /* Get annotation */
+ ret = tst_metadata_get_annotation(renv,
+ (metadata ? str_c(mailbox) : NULL),
+ str_c(aname), &annotation);
+ if (ret == SIEVE_EXEC_OK) {
+ /* Perform match */
+ if (annotation != NULL) {
+ /* Create value stringlist */
+ value_list = sieve_single_stringlist_create_cstr(
+ renv, annotation, FALSE);
+
+ /* Perform match */
+ match = sieve_match(renv, &mcht, &cmp,
+ value_list, key_list, &ret);
+ if (ret < 0)
+ return ret;
+ } else {
+ match = 0;
+ }
+ }
+
+ /* Set test result for subsequent conditional jump */
+ if (ret == SIEVE_EXEC_OK)
+ sieve_interpreter_set_test_result(renv->interp, match > 0);
+ return ret;
+}
diff --git a/pigeonhole/src/lib-sieve/plugins/metadata/tst-metadataexists.c b/pigeonhole/src/lib-sieve/plugins/metadata/tst-metadataexists.c
new file mode 100644
index 0000000..e11d692
--- /dev/null
+++ b/pigeonhole/src/lib-sieve/plugins/metadata/tst-metadataexists.c
@@ -0,0 +1,431 @@
+/* Copyright (c) 2002-2018 Pigeonhole authors, see the included COPYING file
+ */
+
+#include "lib.h"
+#include "str-sanitize.h"
+#include "mail-storage.h"
+#include "mail-namespace.h"
+
+#include "sieve-common.h"
+#include "sieve-commands.h"
+#include "sieve-actions.h"
+#include "sieve-stringlist.h"
+#include "sieve-code.h"
+#include "sieve-validator.h"
+#include "sieve-generator.h"
+#include "sieve-interpreter.h"
+#include "sieve-dump.h"
+
+#include "ext-metadata-common.h"
+
+/*
+ * Command definitions
+ */
+
+/* Forward declarations */
+
+static bool
+tst_metadataexists_validate(struct sieve_validator *valdtr,
+ struct sieve_command *tst);
+static bool
+tst_metadataexists_generate(const struct sieve_codegen_env *cgenv,
+ struct sieve_command *ctx);
+
+/* Metadataexists command
+ *
+ * Syntax:
+ * metadataexists <mailbox: string> <annotation-names: string-list>
+ */
+
+static bool
+tst_metadataexists_validate(struct sieve_validator *valdtr,
+ struct sieve_command *tst);
+static bool
+tst_metadataexists_generate(const struct sieve_codegen_env *cgenv,
+ struct sieve_command *ctx);
+
+const struct sieve_command_def metadataexists_test = {
+ .identifier = "metadataexists",
+ .type = SCT_TEST,
+ .positional_args = 2,
+ .subtests = 0,
+ .block_allowed = FALSE,
+ .block_required = FALSE,
+ .validate = tst_metadataexists_validate,
+ .generate = tst_metadataexists_generate,
+};
+
+/* Servermetadataexists command
+ *
+ * Syntax:
+ * servermetadataexists <annotation-names: string-list>
+ */
+
+const struct sieve_command_def servermetadataexists_test = {
+ .identifier = "servermetadataexists",
+ .type = SCT_TEST,
+ .positional_args = 1,
+ .subtests = 0,
+ .block_allowed = FALSE,
+ .block_required = FALSE,
+ .validate = tst_metadataexists_validate,
+ .generate = tst_metadataexists_generate,
+};
+
+/*
+ * Opcode definitions
+ */
+
+static bool
+tst_metadataexists_operation_dump(const struct sieve_dumptime_env *denv,
+ sieve_size_t *address);
+static int
+tst_metadataexists_operation_execute(const struct sieve_runtime_env *renv,
+ sieve_size_t *address);
+
+/* Metadata operation */
+
+const struct sieve_operation_def metadataexists_operation = {
+ .mnemonic = "METADATAEXISTS",
+ .ext_def = &mboxmetadata_extension,
+ .code = EXT_METADATA_OPERATION_METADATAEXISTS,
+ .dump = tst_metadataexists_operation_dump,
+ .execute = tst_metadataexists_operation_execute,
+};
+
+/* Mailboxexists operation */
+
+const struct sieve_operation_def servermetadataexists_operation = {
+ .mnemonic = "SERVERMETADATAEXISTS",
+ .ext_def = &servermetadata_extension,
+ .code = EXT_METADATA_OPERATION_METADATAEXISTS,
+ .dump = tst_metadataexists_operation_dump,
+ .execute = tst_metadataexists_operation_execute,
+};
+
+/*
+ * Test validation
+ */
+
+struct _validate_context {
+ struct sieve_validator *valdtr;
+ struct sieve_command *tst;
+};
+
+static int
+tst_metadataexists_annotation_validate(void *context,
+ struct sieve_ast_argument *arg)
+{
+ struct _validate_context *valctx =
+ (struct _validate_context *)context;
+
+ if (sieve_argument_is_string_literal(arg)) {
+ const char *aname = sieve_ast_strlist_strc(arg);
+ const char *error;
+
+ if (!imap_metadata_verify_entry_name(aname, &error)) {
+ sieve_argument_validate_warning(
+ valctx->valdtr, arg, "%s test: "
+ "specified annotation name `%s' is invalid: %s",
+ sieve_command_identifier(valctx->tst),
+ str_sanitize(aname, 256),
+ sieve_error_from_external(error));
+ }
+ }
+ return 1; /* Can't check at compile time */
+}
+
+static bool
+tst_metadataexists_validate(struct sieve_validator *valdtr,
+ struct sieve_command *tst)
+{
+ struct sieve_ast_argument *arg = tst->first_positional;
+ struct sieve_ast_argument *aarg;
+ struct _validate_context valctx;
+ unsigned int arg_index = 1;
+
+ if (sieve_command_is(tst, metadataexists_test)) {
+ if (!sieve_validate_positional_argument(valdtr, tst, arg,
+ "mailbox", arg_index++,
+ SAAT_STRING))
+ return FALSE;
+
+ if (!sieve_validator_argument_activate(valdtr, tst, arg, FALSE))
+ return FALSE;
+
+ /* Check name validity when mailbox argument is not a variable */
+ if (sieve_argument_is_string_literal(arg)) {
+ const char *mailbox = sieve_ast_argument_strc(arg);
+ const char *error;
+
+ if (!sieve_mailbox_check_name(mailbox, &error)) {
+ sieve_argument_validate_warning(
+ valdtr, arg, "%s test: "
+ "invalid mailbox name `%s' specified: %s",
+ sieve_command_identifier(tst),
+ str_sanitize(mailbox, 256), error);
+ }
+ }
+ arg = sieve_ast_argument_next(arg);
+ }
+
+ if (!sieve_validate_positional_argument(valdtr, tst, arg,
+ "annotation-names", arg_index++,
+ SAAT_STRING_LIST))
+ return FALSE;
+ if (!sieve_validator_argument_activate(valdtr, tst, arg, FALSE))
+ return FALSE;
+
+ aarg = arg;
+ i_zero(&valctx);
+ valctx.valdtr = valdtr;
+ valctx.tst = tst;
+
+ return (sieve_ast_stringlist_map(
+ &aarg, (void*)&valctx,
+ tst_metadataexists_annotation_validate) >= 0);
+}
+
+/*
+ * Test generation
+ */
+
+static bool
+tst_metadataexists_generate(const struct sieve_codegen_env *cgenv,
+ struct sieve_command *tst)
+{
+ if (sieve_command_is(tst, metadataexists_test)) {
+ sieve_operation_emit(cgenv->sblock, tst->ext,
+ &metadataexists_operation);
+ } else if (sieve_command_is(tst, servermetadataexists_test)) {
+ sieve_operation_emit(cgenv->sblock, tst->ext,
+ &servermetadataexists_operation);
+ } else {
+ i_unreached();
+ }
+
+ /* Generate arguments */
+ return sieve_generate_arguments(cgenv, tst, NULL);
+}
+
+/*
+ * Code dump
+ */
+
+static bool
+tst_metadataexists_operation_dump(const struct sieve_dumptime_env *denv,
+ sieve_size_t *address)
+{
+ bool metadata = sieve_operation_is(denv->oprtn,
+ metadataexists_operation);
+
+ if (metadata)
+ sieve_code_dumpf(denv, "METADATAEXISTS");
+ else
+ sieve_code_dumpf(denv, "SERVERMETADATAEXISTS");
+
+ sieve_code_descend(denv);
+
+ if (metadata && !sieve_opr_string_dump(denv, address, "mailbox"))
+ return FALSE;
+
+ return sieve_opr_stringlist_dump(denv, address, "annotation-names");
+}
+
+/*
+ * Code execution
+ */
+
+static int
+tst_metadataexists_check_annotation(const struct sieve_runtime_env *renv,
+ struct imap_metadata_transaction *imtrans,
+ const char *mailbox, const char *aname,
+ bool *all_exist_r)
+{
+ struct mail_attribute_value avalue;
+ const char *error;
+ int ret;
+
+ if (!imap_metadata_verify_entry_name(aname, &error)) {
+ sieve_runtime_warning(
+ renv, NULL, "%s test: "
+ "specified annotation name `%s' is invalid: %s",
+ (mailbox != NULL ?
+ "metadataexists" : "servermetadataexists"),
+ str_sanitize(aname, 256),
+ sieve_error_from_external(error));
+ *all_exist_r = FALSE;
+ return SIEVE_EXEC_OK;
+ }
+
+ ret = imap_metadata_get(imtrans, aname, &avalue);
+ if (ret < 0) {
+ enum mail_error error_code;
+ const char *error;
+
+ error = imap_metadata_transaction_get_last_error(
+ imtrans, &error_code);
+ sieve_runtime_error(
+ renv, NULL, "%s test: "
+ "failed to retrieve annotation `%s': %s%s",
+ (mailbox != NULL ?
+ "metadataexists" : "servermetadataexists"),
+ str_sanitize(aname, 256),
+ sieve_error_from_external(error),
+ (error_code == MAIL_ERROR_TEMP ?
+ " (temporary failure)" : ""));
+
+ *all_exist_r = FALSE;
+ return (error_code == MAIL_ERROR_TEMP ?
+ SIEVE_EXEC_TEMP_FAILURE : SIEVE_EXEC_FAILURE);
+ }
+ if (avalue.value == NULL && avalue.value_stream == NULL) {
+ sieve_runtime_trace(renv, 0,
+ "annotation `%s': not found", aname);
+ *all_exist_r = FALSE;
+ }
+
+ sieve_runtime_trace(renv, 0, "annotation `%s': found", aname);
+ return SIEVE_EXEC_OK;
+}
+
+static int
+tst_metadataexists_check_annotations(const struct sieve_runtime_env *renv,
+ const char *mailbox,
+ struct sieve_stringlist *anames,
+ bool *all_exist_r)
+{
+ const struct sieve_execute_env *eenv = renv->exec_env;
+ struct mail_user *user = eenv->scriptenv->user;
+ struct mailbox *box = NULL;
+ struct imap_metadata_transaction *imtrans;
+ string_t *aname;
+ bool all_exist = TRUE;
+ int ret, sret, status;
+
+ *all_exist_r = FALSE;
+
+ if (user == NULL)
+ return SIEVE_EXEC_OK;
+
+ if (mailbox != NULL) {
+ struct mail_namespace *ns;
+ ns = mail_namespace_find(user->namespaces, mailbox);
+ box = mailbox_alloc(ns->list, mailbox, 0);
+ imtrans = imap_metadata_transaction_begin(box);
+ } else {
+ imtrans = imap_metadata_transaction_begin_server(user);
+ }
+
+ if (mailbox != NULL) {
+ sieve_runtime_trace(
+ renv, SIEVE_TRLVL_TESTS,
+ "checking annotations of mailbox `%s':",
+ str_sanitize(mailbox, 80));
+ } else {
+ sieve_runtime_trace(
+ renv, SIEVE_TRLVL_TESTS,
+ "checking server annotations");
+ }
+
+ aname = NULL;
+ status = SIEVE_EXEC_OK;
+ while (all_exist &&
+ (sret = sieve_stringlist_next_item(anames, &aname)) > 0) {
+ ret = tst_metadataexists_check_annotation(
+ renv, imtrans, mailbox, str_c(aname), &all_exist);
+ if (ret <= 0) {
+ status = ret;
+ break;
+ }
+ }
+
+ if (sret < 0) {
+ sieve_runtime_trace_error(
+ renv, "invalid annotation name stringlist item");
+ status = SIEVE_EXEC_BIN_CORRUPT;
+ }
+
+ (void)imap_metadata_transaction_commit(&imtrans, NULL, NULL);
+ if (box != NULL)
+ mailbox_free(&box);
+
+ *all_exist_r = all_exist;
+ return status;
+}
+
+static int
+tst_metadataexists_operation_execute(const struct sieve_runtime_env *renv,
+ sieve_size_t *address)
+{
+ bool metadata = sieve_operation_is(renv->oprtn,
+ metadataexists_operation);
+ struct sieve_stringlist *anames;
+ string_t *mailbox;
+ bool trace = FALSE, all_exist = TRUE;
+ const char *error;
+ int ret;
+
+ /*
+ * Read operands
+ */
+
+ /* Read mailbox */
+ if (metadata) {
+ ret = sieve_opr_string_read(renv, address, "mailbox", &mailbox);
+ if (ret <= 0)
+ return ret;
+ }
+
+ /* Read annotation names */
+ ret = sieve_opr_stringlist_read(renv, address, "annotation-names",
+ &anames);
+ if (ret <= 0)
+ return ret;
+
+ /*
+ * Perform operation
+ */
+
+ if (metadata &&
+ !sieve_mailbox_check_name(str_c(mailbox), &error)) {
+ sieve_runtime_warning(
+ renv, NULL, "metadataexists test: "
+ "invalid mailbox name `%s' specified: %s",
+ str_sanitize(str_c(mailbox), 256), error);
+ sieve_interpreter_set_test_result(renv->interp, FALSE);
+ return SIEVE_EXEC_OK;
+ }
+
+ if (sieve_runtime_trace_active(renv, SIEVE_TRLVL_TESTS)) {
+ if (metadata) {
+ sieve_runtime_trace(renv, SIEVE_TRLVL_TESTS,
+ "metadataexists test");
+ } else {
+ sieve_runtime_trace(renv, SIEVE_TRLVL_TESTS,
+ "servermetadataexists test");
+ }
+
+ sieve_runtime_trace_descend(renv);
+
+ trace = sieve_runtime_trace_active(renv, SIEVE_TRLVL_MATCHING);
+ }
+
+ ret = tst_metadataexists_check_annotations(
+ renv, (metadata ? str_c(mailbox) : NULL), anames, &all_exist);
+ if (ret <= 0)
+ return ret;
+
+ if (trace) {
+ if (all_exist) {
+ sieve_runtime_trace(renv, 0,
+ "all annotations exist");
+ } else {
+ sieve_runtime_trace(renv, 0,
+ "some annotations do not exist");
+ }
+ }
+
+ sieve_interpreter_set_test_result(renv->interp, all_exist);
+ return SIEVE_EXEC_OK;
+}