371 lines
9.7 KiB
C
371 lines
9.7 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2013, Digium, Inc.
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*
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* Richard Mudgett <rmudgett@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*!
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* \file
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* \brief AMI wrapper for external MWI.
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*
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* \author Richard Mudgett <rmudgett@digium.com>
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*
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* See Also:
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* \arg \ref AstCREDITS
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*/
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/*** MODULEINFO
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<depend>res_mwi_external</depend>
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<support_level>core</support_level>
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***/
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/*** DOCUMENTATION
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<manager name="MWIGet" language="en_US">
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<synopsis>
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Get selected mailboxes with message counts.
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</synopsis>
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<syntax>
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<xi:include xpointer="xpointer(/docs/manager[@name='Login']/syntax/parameter[@name='ActionID'])" />
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<parameter name="Mailbox" required="true">
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<para>Mailbox ID in the form of
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/<replaceable>regex</replaceable>/ for all mailboxes matching the regular
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expression. Otherwise it is for a specific mailbox.</para>
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</parameter>
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</syntax>
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<description>
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<para>Get a list of mailboxes with their message counts.</para>
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</description>
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</manager>
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<managerEvent language="en_US" name="MWIGet">
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<managerEventInstance class="EVENT_FLAG_REPORTING">
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<synopsis>
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Raised in response to a MWIGet command.
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</synopsis>
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<syntax>
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<parameter name="ActionID" required="false"/>
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<parameter name="Mailbox">
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<para>Specific mailbox ID.</para>
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</parameter>
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<parameter name="OldMessages">
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<para>The number of old messages in the mailbox.</para>
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</parameter>
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<parameter name="NewMessages">
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<para>The number of new messages in the mailbox.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="manager">MWIGet</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<managerEvent language="en_US" name="MWIGetComplete">
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<managerEventInstance class="EVENT_FLAG_REPORTING">
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<synopsis>
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Raised in response to a MWIGet command.
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</synopsis>
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<syntax>
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<parameter name="ActionID" required="false"/>
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<parameter name="EventList" />
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<parameter name="ListItems">
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<para>The number of mailboxes reported.</para>
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</parameter>
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</syntax>
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<see-also>
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<ref type="manager">MWIGet</ref>
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</see-also>
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</managerEventInstance>
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</managerEvent>
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<manager name="MWIDelete" language="en_US">
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<synopsis>
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Delete selected mailboxes.
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</synopsis>
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<syntax>
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<xi:include xpointer="xpointer(/docs/manager[@name='Login']/syntax/parameter[@name='ActionID'])" />
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<xi:include xpointer="xpointer(/docs/manager[@name='MWIGet']/syntax/parameter[@name='Mailbox'])" />
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</syntax>
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<description>
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<para>Delete the specified mailboxes.</para>
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</description>
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</manager>
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<manager name="MWIUpdate" language="en_US">
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<synopsis>
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Update the mailbox message counts.
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</synopsis>
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<syntax>
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<xi:include xpointer="xpointer(/docs/manager[@name='Login']/syntax/parameter[@name='ActionID'])" />
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<parameter name="Mailbox" required="true">
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<para>Specific mailbox ID.</para>
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</parameter>
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<parameter name="OldMessages">
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<para>The number of old messages in the mailbox. Defaults
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to zero if missing.</para>
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</parameter>
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<parameter name="NewMessages">
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<para>The number of new messages in the mailbox. Defaults
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to zero if missing.</para>
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</parameter>
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</syntax>
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<description>
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<para>Update the mailbox message counts.</para>
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</description>
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</manager>
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***/
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#include "asterisk.h"
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#include "asterisk/module.h"
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#include "asterisk/res_mwi_external.h"
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#include "asterisk/manager.h"
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/* ------------------------------------------------------------------- */
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/*!
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* \internal
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* \brief Get the requested mailboxes.
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* \since 12.1.0
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*
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* \param s AMI session.
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* \param m AMI message.
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*
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* \retval 0 to keep AMI connection.
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* \retval -1 to disconnect AMI connection.
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*/
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static int mwi_mailbox_get(struct mansession *s, const struct message *m)
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{
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char id_text[256];
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const char *id;
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const char *mailbox_id = astman_get_header(m, "Mailbox");
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const struct ast_mwi_mailbox_object *mailbox;
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struct ao2_container *mailboxes;
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unsigned count;
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struct ao2_iterator iter;
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if (ast_strlen_zero(mailbox_id)) {
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astman_send_error(s, m, "Missing mailbox parameter in request");
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return 0;
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}
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if (*mailbox_id == '/') {
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struct ast_str *regex_string;
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regex_string = ast_str_create(strlen(mailbox_id) + 1);
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if (!regex_string) {
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astman_send_error(s, m, "Memory Allocation Failure");
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return 0;
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}
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/* Make "/regex/" into "regex" */
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if (ast_regex_string_to_regex_pattern(mailbox_id, ®ex_string) != 0) {
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astman_send_error_va(s, m, "Mailbox regex format invalid in: %s", mailbox_id);
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ast_free(regex_string);
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return 0;
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}
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mailboxes = ast_mwi_mailbox_get_by_regex(ast_str_buffer(regex_string));
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ast_free(regex_string);
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} else {
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mailboxes = ao2_container_alloc_list(AO2_ALLOC_OPT_LOCK_NOLOCK, 0, NULL, NULL);
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if (mailboxes) {
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mailbox = ast_mwi_mailbox_get(mailbox_id);
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if (mailbox) {
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if (!ao2_link(mailboxes, (void *) mailbox)) {
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ao2_ref(mailboxes, -1);
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mailboxes = NULL;
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}
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ast_mwi_mailbox_unref(mailbox);
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}
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}
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}
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if (!mailboxes) {
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astman_send_error(s, m, "Mailbox container creation failure");
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return 0;
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}
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astman_send_listack(s, m, "Mailboxes will follow", "start");
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id = astman_get_header(m, "ActionID");
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if (!ast_strlen_zero(id)) {
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snprintf(id_text, sizeof(id_text), "ActionID: %s\r\n", id);
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} else {
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id_text[0] = '\0';
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}
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/* Output mailbox list. */
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count = 0;
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iter = ao2_iterator_init(mailboxes, AO2_ITERATOR_UNLINK);
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for (; (mailbox = ao2_iterator_next(&iter)); ast_mwi_mailbox_unref(mailbox)) {
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++count;
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astman_append(s,
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"Event: MWIGet\r\n"
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"Mailbox: %s\r\n"
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"OldMessages: %u\r\n"
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"NewMessages: %u\r\n"
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"%s"
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"\r\n",
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ast_mwi_mailbox_get_id(mailbox),
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ast_mwi_mailbox_get_msgs_old(mailbox),
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ast_mwi_mailbox_get_msgs_new(mailbox),
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id_text);
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}
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ao2_iterator_destroy(&iter);
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ao2_ref(mailboxes, -1);
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astman_send_list_complete_start(s, m, "MWIGetComplete", count);
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astman_send_list_complete_end(s);
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return 0;
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}
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/*!
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* \internal
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* \brief Delete the requested mailboxes.
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* \since 12.1.0
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*
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* \param s AMI session.
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* \param m AMI message.
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*
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* \retval 0 to keep AMI connection.
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* \retval -1 to disconnect AMI connection.
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*/
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static int mwi_mailbox_delete(struct mansession *s, const struct message *m)
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{
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const char *mailbox_id = astman_get_header(m, "Mailbox");
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if (ast_strlen_zero(mailbox_id)) {
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astman_send_error(s, m, "Missing mailbox parameter in request");
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return 0;
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}
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if (*mailbox_id == '/') {
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struct ast_str *regex_string;
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regex_string = ast_str_create(strlen(mailbox_id) + 1);
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if (!regex_string) {
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astman_send_error(s, m, "Memory Allocation Failure");
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return 0;
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}
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/* Make "/regex/" into "regex" */
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if (ast_regex_string_to_regex_pattern(mailbox_id, ®ex_string) != 0) {
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astman_send_error_va(s, m, "Mailbox regex format invalid in: %s", mailbox_id);
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ast_free(regex_string);
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return 0;
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}
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ast_mwi_mailbox_delete_by_regex(ast_str_buffer(regex_string));
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ast_free(regex_string);
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} else {
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ast_mwi_mailbox_delete(mailbox_id);
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}
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astman_send_ack(s, m, NULL);
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return 0;
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}
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/*!
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* \internal
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* \brief Update the specified mailbox.
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* \since 12.1.0
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*
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* \param s AMI session.
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* \param m AMI message.
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*
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* \retval 0 to keep AMI connection.
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* \retval -1 to disconnect AMI connection.
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*/
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static int mwi_mailbox_update(struct mansession *s, const struct message *m)
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{
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const char *mailbox_id = astman_get_header(m, "Mailbox");
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const char *msgs_old = astman_get_header(m, "OldMessages");
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const char *msgs_new = astman_get_header(m, "NewMessages");
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struct ast_mwi_mailbox_object *mailbox;
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unsigned int num_old;
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unsigned int num_new;
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if (ast_strlen_zero(mailbox_id)) {
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astman_send_error(s, m, "Missing mailbox parameter in request");
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return 0;
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}
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num_old = 0;
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if (!ast_strlen_zero(msgs_old)) {
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if (sscanf(msgs_old, "%u", &num_old) != 1) {
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astman_send_error_va(s, m, "Invalid OldMessages: %s", msgs_old);
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return 0;
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}
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}
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num_new = 0;
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if (!ast_strlen_zero(msgs_new)) {
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if (sscanf(msgs_new, "%u", &num_new) != 1) {
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astman_send_error_va(s, m, "Invalid NewMessages: %s", msgs_new);
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return 0;
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}
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}
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mailbox = ast_mwi_mailbox_alloc(mailbox_id);
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if (!mailbox) {
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astman_send_error(s, m, "Mailbox object creation failure");
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return 0;
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}
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/* Update external mailbox. */
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ast_mwi_mailbox_set_msgs_old(mailbox, num_old);
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ast_mwi_mailbox_set_msgs_new(mailbox, num_new);
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if (ast_mwi_mailbox_update(mailbox)) {
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astman_send_error(s, m, "Update attempt failed");
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} else {
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astman_send_ack(s, m, NULL);
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}
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ast_mwi_mailbox_unref(mailbox);
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return 0;
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}
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static int unload_module(void)
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{
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ast_manager_unregister("MWIGet");
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ast_manager_unregister("MWIDelete");
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ast_manager_unregister("MWIUpdate");
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return 0;
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}
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static int load_module(void)
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{
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int res;
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res = 0;
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res |= ast_manager_register_xml("MWIGet", EVENT_FLAG_CALL | EVENT_FLAG_REPORTING, mwi_mailbox_get);
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res |= ast_manager_register_xml("MWIDelete", EVENT_FLAG_CALL, mwi_mailbox_delete);
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res |= ast_manager_register_xml("MWIUpdate", EVENT_FLAG_CALL, mwi_mailbox_update);
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if (res) {
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unload_module();
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return AST_MODULE_LOAD_DECLINE;
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}
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return AST_MODULE_LOAD_SUCCESS;
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}
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AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "AMI support for external MWI",
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.support_level = AST_MODULE_SUPPORT_CORE,
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.load = load_module,
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.unload = unload_module,
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.load_pri = AST_MODPRI_CHANNEL_DEPEND - 5,
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.requires = "res_mwi_external",
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);
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