This makes res_calendar.c compile on OpenBSD and the same cast is used in a lot of other places where time_t type vars are used. (closes issue #15656) Reported by: mvanbaak Patches: 2009081100-rescalendarcompilefix.diff.txt uploaded by mvanbaak (license 7) git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@212343 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1608 lines
46 KiB
C
1608 lines
46 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2008 - 2009, Digium, Inc.
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*
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* Terry Wilson <twilson@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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/*! \file
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* \brief Calendaring API
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*
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* \todo Support responding to a meeting invite
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* \todo Support writing attendees
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*/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/_private.h"
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#include "asterisk/calendar.h"
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#include "asterisk/utils.h"
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#include "asterisk/astobj2.h"
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#include "asterisk/module.h"
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#include "asterisk/config.h"
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#include "asterisk/channel.h"
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#include "asterisk/devicestate.h"
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#include "asterisk/linkedlists.h"
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#include "asterisk/sched.h"
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#include "asterisk/dial.h"
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#include "asterisk/cli.h"
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#include "asterisk/pbx.h"
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#include "asterisk/app.h"
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/*** DOCUMENTATION
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<function name="CALENDAR_BUSY" language="en_US">
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<synopsis>
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Determine if the calendar is marked busy at this time.
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</synopsis>
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<syntax>
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<parameter name="calendar" required="true" />
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</syntax>
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<description>
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<para>Check the specified calendar's current busy status.</para>
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</description>
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</function>
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<function name="CALENDAR_EVENT" language="en_US">
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<synopsis>
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Get calendar event notification data from a notification call.
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</synopsis>
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<syntax>
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<parameter name="field" required="true">
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<enumlist>
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<enum name="summary"><para>The VEVENT SUMMARY property or Exchange event 'subject'</para></enum>
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<enum name="description"><para>The text description of the event</para></enum>
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<enum name="organizer"><para>The organizer of the event</para></enum>
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<enum name="location"><para>The location of the eventt</para></enum>
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<enum name="calendar"><para>The name of the calendar associated with the event</para></enum>
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<enum name="uid"><para>The unique identifier for this event</para></enum>
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<enum name="start"><para>The start time of the event</para></enum>
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<enum name="end"><para>The end time of the event</para></enum>
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<enum name="busystate"><para>The busy state of the event 0=FREE, 1=TENTATIVE, 2=BUSY</para></enum>
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</enumlist>
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</parameter>
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</syntax>
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<description>
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<para>Whenever a calendar event notification call is made, the event data
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may be accessed with this function.</para>
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</description>
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</function>
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<function name="CALENDAR_QUERY" language="en_US">
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<synopsis>Query a calendar server and store the data on a channel
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</synopsis>
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<syntax>
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<parameter name="calendar" required="true">
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<para>The calendar that should be queried</para>
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</parameter>
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<parameter name="start" required="false">
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<para>The start time of the query (in seconds since epoch)</para>
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</parameter>
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<parameter name="end" required="false">
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<para>The end time of the query (in seconds since epoch)</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 events in the currently accessible timeframe of the <replaceable>calendar</replaceable>
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The function returns the id for accessing the result with CALENDAR_QUERY_RESULT()</para>
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</description>
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</function>
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<function name="CALENDAR_QUERY_RESULT" language="en_US">
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<synopsis>
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Retrieve data from a previously run CALENDAR_QUERY() call
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</synopsis>
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<syntax>
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<parameter name="id" required="true">
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<para>The query ID returned by <literal>CALENDAR_QUERY</literal></para>
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</parameter>
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<parameter name="field" required="true">
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<enumlist>
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<enum name="getnum"><para>number of events occurring during time range</para></enum>
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<enum name="summary"><para>A summary of the event</para></enum>
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<enum name="description"><para>The full event description</para></enum>
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<enum name="organizer"><para>The event organizer</para></enum>
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<enum name="location"><para>The event location</para></enum>
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<enum name="calendar"><para>The name of the calendar associted with the event</para></enum>
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<enum name="uid"><para>The unique identifier for the event</para></enum>
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<enum name="start"><para>The start time of the event (in seconds since epoch)</para></enum>
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<enum name="end"><para>The end time of the event (in seconds since epoch)</para></enum>
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<enum name="busystate"><para>The busy status of the event 0=FREE, 1=TENTATIVE, 2=BUSY</para></enum>
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</enumlist>
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</parameter>
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<parameter name="entry" required="false" default="1">
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<para>Return data from a specific event returned by the query</para>
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</parameter>
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</syntax>
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<description>
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<para>After running CALENDAR_QUERY and getting a result <replaceable>id</replaceable>, calling
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<literal>CALENDAR_QUERY</literal> with that <replaceable>id</replaceable> and a <replaceable>field</replaceable>
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will return the data for that field. If multiple events matched the query, and <replaceable>entry</replaceable>
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is provided, information from that event will be returned.</para>
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</description>
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</function>
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<function name="CALENDAR_WRITE" language="en_US">
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<synopsis>Write an event to a calendar</synopsis>
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<syntax>
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<parameter name="calendar" required="true">
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<para>The calendar to write to</para>
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</parameter>
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<parameter name="field" multiple="true" required="true">
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<enumlist>
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<enum name="summary"><para>A summary of the event</para></enum>
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<enum name="description"><para>The full event description</para></enum>
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<enum name="organizer"><para>The event organizer</para></enum>
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<enum name="location"><para>The event location</para></enum>
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<enum name="uid"><para>The unique identifier for the event</para></enum>
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<enum name="start"><para>The start time of the event (in seconds since epoch)</para></enum>
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<enum name="end"><para>The end time of the event (in seconds since epoch)</para></enum>
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<enum name="busystate"><para>The busy status of the event 0=FREE, 1=TENTATIVE, 2=BUSY</para></enum>
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</enumlist>
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</parameter>
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</syntax>
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<description>
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<para>Example: CALENDAR_WRITE(calendar,field1,field2,field3)=val1,val2,val3</para>
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<para>The field and value arguments can easily be set/passed using the HASHKEYS() and HASH() functions</para>
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</description>
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</function>
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***/
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#define CALENDAR_BUCKETS 19
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static struct ao2_container *calendars;
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static struct sched_context *sched;
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static pthread_t refresh_thread = AST_PTHREADT_NULL;
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static ast_mutex_t refreshlock;
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static ast_cond_t refresh_condition;
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static ast_mutex_t reloadlock;
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static void event_notification_destroy(void *data);
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static void *event_notification_duplicate(void *data);
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static void eventlist_destroy(void *data);
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static void *eventlist_duplicate(void *data);
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static const struct ast_datastore_info event_notification_datastore = {
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.type = "EventNotification",
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.destroy = event_notification_destroy,
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.duplicate = event_notification_duplicate,
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};
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static const struct ast_datastore_info eventlist_datastore_info = {
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.type = "CalendarEventList",
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.destroy = eventlist_destroy,
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.duplicate = eventlist_duplicate,
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};
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struct evententry {
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struct ast_calendar_event *event;
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AST_LIST_ENTRY(evententry) list;
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};
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static AST_LIST_HEAD_STATIC(techs, ast_calendar_tech);
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AST_LIST_HEAD_NOLOCK(eventlist, evententry); /* define the type */
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struct ast_config *ast_calendar_config;
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static struct ast_calendar *unref_calendar(struct ast_calendar *cal)
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{
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ao2_ref(cal, -1);
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return NULL;
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}
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static int calendar_hash_fn(const void *obj, const int flags)
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{
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const struct ast_calendar *cal = obj;
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return ast_str_case_hash(cal->name);
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}
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static int calendar_cmp_fn(void *obj, void *arg, int flags)
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{
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const struct ast_calendar *one = obj, *two = arg;
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return !strcasecmp(one->name, two->name) ? CMP_MATCH | CMP_STOP: 0;
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}
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static struct ast_calendar *find_calendar(const char *name)
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{
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struct ast_calendar tmp = {
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.name = name,
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};
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return ao2_find(calendars, &tmp, OBJ_POINTER);
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}
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static int event_hash_fn(const void *obj, const int flags)
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{
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const struct ast_calendar_event *event = obj;
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return ast_str_hash(event->uid);
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}
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static int event_cmp_fn(void *obj, void *arg, int flags)
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{
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const struct ast_calendar_event *one = obj, *two = arg;
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return !strcmp(one->uid, two->uid) ? CMP_MATCH | CMP_STOP : 0;
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}
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static struct ast_calendar_event *find_event(struct ao2_container *events, const char *uid)
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{
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struct ast_calendar_event tmp = {
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.uid = uid,
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};
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return ao2_find(events, &tmp, OBJ_POINTER);
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}
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struct ast_calendar_event *ast_calendar_unref_event(struct ast_calendar_event *event)
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{
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ao2_ref(event, -1);
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return NULL;
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}
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static void calendar_destructor(void *obj)
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{
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struct ast_calendar *cal = obj;
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ast_debug(3, "Destroying calendar %s\n", cal->name);
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ao2_lock(cal);
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cal->unloading = 1;
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ast_cond_signal(&cal->unload);
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pthread_join(cal->thread, NULL);
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if (cal->tech_pvt) {
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cal->tech_pvt = cal->tech->unref_calendar(cal->tech_pvt);
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}
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ast_calendar_clear_events(cal);
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ast_string_field_free_memory(cal);
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ao2_ref(cal->events, -1);
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ao2_unlock(cal);
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}
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static void eventlist_destructor(void *obj)
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{
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struct eventlist *events = obj;
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struct evententry *entry;
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while ((entry = AST_LIST_REMOVE_HEAD(events, list))) {
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ao2_ref(entry->event, -1);
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ast_free(entry);
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}
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}
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static int calendar_busy_callback(void *obj, void *arg, int flags)
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{
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struct ast_calendar_event *event = obj;
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int *is_busy = arg;
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struct timeval tv = ast_tvnow();
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if (tv.tv_sec >= event->start && tv.tv_sec <= event->end && event->busy_state > AST_CALENDAR_BS_FREE) {
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*is_busy = 1;
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return CMP_STOP;
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}
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return 0;
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}
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static int calendar_is_busy(struct ast_calendar *cal)
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{
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int is_busy = 0;
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ao2_callback(cal->events, OBJ_NODATA, calendar_busy_callback, &is_busy);
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return is_busy;
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}
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static enum ast_device_state calendarstate(const char *data)
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{
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struct ast_calendar *cal;
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if (ast_strlen_zero(data) || (!(cal = find_calendar(data)))) {
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return AST_DEVICE_INVALID;
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}
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if (cal->tech->is_busy) {
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return cal->tech->is_busy(cal) ? AST_DEVICE_INUSE : AST_DEVICE_NOT_INUSE;
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}
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return calendar_is_busy(cal) ? AST_DEVICE_INUSE : AST_DEVICE_NOT_INUSE;
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}
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static struct ast_calendar *build_calendar(struct ast_config *cfg, const char *cat, const struct ast_calendar_tech *tech)
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{
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struct ast_calendar *cal;
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struct ast_variable *v;
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int new_calendar = 0;
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if (!(cal = find_calendar(cat))) {
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new_calendar = 1;
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if (!(cal = ao2_alloc(sizeof(*cal), calendar_destructor))) {
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ast_log(LOG_ERROR, "Could not allocate calendar structure. Stopping.\n");
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return NULL;
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}
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if (!(cal->events = ao2_container_alloc(CALENDAR_BUCKETS, event_hash_fn, event_cmp_fn))) {
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ast_log(LOG_ERROR, "Could not allocate events container for %s\n", cat);
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cal = unref_calendar(cal);
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return NULL;
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}
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if (ast_string_field_init(cal, 32)) {
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ast_log(LOG_ERROR, "Couldn't create string fields for %s\n", cat);
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cal = unref_calendar(cal);
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return NULL;
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}
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} else {
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cal->pending_deletion = 0;
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}
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ast_string_field_set(cal, name, cat);
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cal->tech = tech;
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cal->refresh = 3600;
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cal->timeframe = 60;
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for (v = ast_variable_browse(cfg, cat); v; v = v->next) {
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if (!strcasecmp(v->name, "autoreminder")) {
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cal->autoreminder = atoi(v->value);
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} else if (!strcasecmp(v->name, "channel")) {
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ast_string_field_set(cal, notify_channel, v->value);
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} else if (!strcasecmp(v->name, "context")) {
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ast_string_field_set(cal, notify_context, v->value);
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} else if (!strcasecmp(v->name, "extension")) {
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ast_string_field_set(cal, notify_extension, v->value);
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} else if (!strcasecmp(v->name, "waittime")) {
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cal->notify_waittime = atoi(v->value);
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} else if (!strcasecmp(v->name, "app")) {
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ast_string_field_set(cal, notify_app, v->value);
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} else if (!strcasecmp(v->name, "appdata")) {
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ast_string_field_set(cal, notify_appdata, v->value);
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} else if (!strcasecmp(v->name, "refresh")) {
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cal->refresh = atoi(v->value);
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} else if (!strcasecmp(v->name, "timeframe")) {
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cal->timeframe = atoi(v->value);
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}
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}
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if (new_calendar) {
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cal->thread = AST_PTHREADT_NULL;
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ast_cond_init(&cal->unload, NULL);
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ao2_link(calendars, cal);
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if (ast_pthread_create(&cal->thread, NULL, cal->tech->load_calendar, cal)) {
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/* If we start failing to create threads, go ahead and return NULL
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* and the tech module will be unregistered
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*/
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ao2_unlink(calendars, cal);
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cal = unref_calendar(cal);
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}
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}
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return cal;
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}
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static int load_tech_calendars(struct ast_calendar_tech *tech)
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{
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struct ast_calendar *cal;
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const char *cat = NULL;
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const char *val;
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if (!ast_calendar_config) {
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ast_log(LOG_WARNING, "Calendar support disabled, not loading %s calendar module\n", tech->type);
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return -1;
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}
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while ((cat = ast_category_browse(ast_calendar_config, cat))) {
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if (!strcasecmp(cat, "general")) {
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continue;
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}
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if (!(val = ast_variable_retrieve(ast_calendar_config, cat, "type")) || strcasecmp(val, tech->type)) {
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continue;
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}
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/* A serious error occurred loading calendars from this tech and it should be disabled */
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if (!(cal = build_calendar(ast_calendar_config, cat, tech))) {
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ast_calendar_unregister(tech);
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return -1;
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}
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cal = unref_calendar(cal);
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}
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return 0;
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}
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int ast_calendar_register(struct ast_calendar_tech *tech)
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{
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struct ast_calendar_tech *iter;
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AST_LIST_LOCK(&techs);
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AST_LIST_TRAVERSE(&techs, iter, list) {
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if(!strcasecmp(tech->type, iter->type)) {
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ast_log(LOG_WARNING, "Already have a handler for calendar type '%s'\n", tech->type);
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AST_LIST_UNLOCK(&techs);
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return -1;
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}
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}
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AST_LIST_INSERT_HEAD(&techs, tech, list);
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AST_LIST_UNLOCK(&techs);
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ast_verb(2, "Registered calendar type '%s' (%s)\n", tech->type, tech->description);
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return load_tech_calendars(tech);
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}
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static int match_caltech_cb(void *user_data, void *arg, int flags)
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{
|
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struct ast_calendar *cal = user_data;
|
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struct ast_calendar_tech *tech = arg;
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if (cal->tech == tech) {
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return CMP_MATCH;
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}
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return 0;
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}
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void ast_calendar_unregister(struct ast_calendar_tech *tech)
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{
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struct ast_calendar_tech *iter;
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AST_LIST_LOCK(&techs);
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AST_LIST_TRAVERSE_SAFE_BEGIN(&techs, iter, list) {
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if (iter != tech) {
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continue;
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}
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ao2_callback(calendars, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, match_caltech_cb, tech);
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AST_LIST_REMOVE_CURRENT(list);
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ast_verb(2, "Unregistered calendar type '%s'\n", tech->type);
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break;
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}
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AST_LIST_TRAVERSE_SAFE_END;
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AST_LIST_UNLOCK(&techs);
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}
|
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|
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static void calendar_event_destructor(void *obj)
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{
|
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struct ast_calendar_event *event = obj;
|
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struct ast_calendar_attendee *attendee;
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|
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ast_debug(3, "Destroying event for calendar '%s'\n", event->owner->name);
|
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ast_string_field_free_memory(event);
|
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while ((attendee = AST_LIST_REMOVE_HEAD(&event->attendees, next))) {
|
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if (attendee->data) {
|
|
ast_free(attendee->data);
|
|
}
|
|
ast_free(attendee);
|
|
}
|
|
}
|
|
|
|
/* This is only called from ao2_callbacks that are going to unref the event for us,
|
|
* so we don't unref the event here. */
|
|
static struct ast_calendar_event *destroy_event(struct ast_calendar_event *event)
|
|
{
|
|
if (event->notify_sched > -1 && ast_sched_del(sched, event->notify_sched)) {
|
|
ast_debug(3, "Notification running, can't delete sched entry\n");
|
|
}
|
|
if (event->bs_start_sched > -1 && ast_sched_del(sched, event->bs_start_sched)) {
|
|
ast_debug(3, "Devicestate update (start) running, can't delete sched entry\n");
|
|
}
|
|
if (event->bs_end_sched > -1 && ast_sched_del(sched, event->bs_end_sched)) {
|
|
ast_debug(3, "Devicestate update (end) running, can't delete sched entry\n");
|
|
}
|
|
|
|
/* If an event is being deleted and we've fired an event changing the status at the beginning,
|
|
* but haven't hit the end event yet, go ahead and set the devicestate to the current busy status */
|
|
if (event->bs_start_sched < 0 && event->bs_end_sched >= 0) {
|
|
if (!calendar_is_busy(event->owner)) {
|
|
ast_devstate_changed(AST_DEVICE_NOT_INUSE, "Calendar/%s", event->owner->name);
|
|
} else {
|
|
ast_devstate_changed(AST_DEVICE_BUSY, "Calendar/%s", event->owner->name);
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static int clear_events_cb(void *user_data, void *arg, int flags)
|
|
{
|
|
struct ast_calendar_event *event = user_data;
|
|
|
|
event = destroy_event(event);
|
|
|
|
return CMP_MATCH;
|
|
}
|
|
|
|
void ast_calendar_clear_events(struct ast_calendar *cal)
|
|
{
|
|
ast_debug(3, "Clearing all events for calendar %s\n", cal->name);
|
|
|
|
ao2_callback(cal->events, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, clear_events_cb, NULL);
|
|
}
|
|
|
|
struct ast_calendar_event *ast_calendar_event_alloc(struct ast_calendar *cal)
|
|
{
|
|
struct ast_calendar_event *event;
|
|
if (!(event = ao2_alloc(sizeof(*event), calendar_event_destructor))) {
|
|
return NULL;
|
|
}
|
|
|
|
if (ast_string_field_init(event, 32)) {
|
|
event = ast_calendar_unref_event(event);
|
|
return NULL;
|
|
}
|
|
|
|
event->owner = cal;
|
|
event->notify_sched = -1;
|
|
event->bs_start_sched = -1;
|
|
event->bs_end_sched = -1;
|
|
|
|
AST_LIST_HEAD_INIT_NOLOCK(&event->attendees);
|
|
|
|
return event;
|
|
}
|
|
|
|
struct ao2_container *ast_calendar_event_container_alloc(void)
|
|
{
|
|
return ao2_container_alloc(CALENDAR_BUCKETS, event_hash_fn, event_cmp_fn);
|
|
}
|
|
|
|
static void event_notification_destroy(void *data)
|
|
{
|
|
struct ast_calendar_event *event = data;
|
|
|
|
event = ast_calendar_unref_event(event);
|
|
|
|
}
|
|
|
|
static void *event_notification_duplicate(void *data)
|
|
{
|
|
struct ast_calendar_event *event = data;
|
|
|
|
if (!event) {
|
|
return NULL;
|
|
}
|
|
|
|
ao2_ref(event, +1);
|
|
|
|
return event;
|
|
}
|
|
|
|
/*! \brief Generate 32 byte random string (stolen from chan_sip.c)*/
|
|
static char *generate_random_string(char *buf, size_t size)
|
|
{
|
|
long val[4];
|
|
int x;
|
|
|
|
for (x = 0; x < 4; x++) {
|
|
val[x] = ast_random();
|
|
}
|
|
snprintf(buf, size, "%08lx%08lx%08lx%08lx", val[0], val[1], val[2], val[3]);
|
|
|
|
return buf;
|
|
}
|
|
|
|
static int calendar_event_notify(const void *data)
|
|
{
|
|
struct ast_calendar_event *event = (void *)data;
|
|
char tech[256], dest[256], buf[8], *tmp;
|
|
struct ast_dial *dial = NULL;
|
|
struct ast_channel *chan = NULL;
|
|
struct ast_str *apptext = NULL;
|
|
int res = -1;
|
|
char start[12], end[12], busystate[2];
|
|
struct ast_datastore *datastore;
|
|
|
|
if (!(event && event->owner)) {
|
|
ast_log(LOG_ERROR, "Extremely low-cal...in fact cal is NULL!\n");
|
|
goto notify_cleanup;
|
|
}
|
|
|
|
ao2_ref(event, +1);
|
|
event->notify_sched = -1;
|
|
|
|
ast_copy_string(tech, event->owner->notify_channel, sizeof(tech));
|
|
|
|
if ((tmp = strchr(tech, '/'))) {
|
|
*tmp = '\0';
|
|
tmp++;
|
|
ast_copy_string(dest, tmp, sizeof(dest));
|
|
} else {
|
|
ast_log(LOG_WARNING, "Channel should be in form Tech/Dest\n");
|
|
goto notify_cleanup;
|
|
}
|
|
|
|
if (!(dial = ast_dial_create())) {
|
|
ast_log(LOG_ERROR, "Could not create dial structure\n");
|
|
goto notify_cleanup;
|
|
}
|
|
|
|
if (ast_dial_append(dial, tech, dest) < 0) {
|
|
ast_log(LOG_ERROR, "Could not append channel\n");
|
|
goto notify_cleanup;
|
|
}
|
|
|
|
ast_dial_set_global_timeout(dial, event->owner->notify_waittime);
|
|
generate_random_string(buf, sizeof(buf));
|
|
if (!(chan = ast_channel_alloc(1, AST_STATE_DOWN, 0, 0, 0, 0, 0, 0, 0, "Calendar/%s-%s", event->owner->name, buf))) {
|
|
ast_log(LOG_ERROR, "Could not allocate notification channel\n");
|
|
goto notify_cleanup;
|
|
}
|
|
|
|
snprintf(busystate, sizeof(busystate), "%d", event->busy_state);
|
|
snprintf(start, sizeof(start), "%lu", (long) event->start);
|
|
snprintf(end, sizeof(end), "%lu", (long) event->end);
|
|
|
|
chan->nativeformats = AST_FORMAT_SLINEAR;
|
|
|
|
if (!(datastore = ast_datastore_alloc(&event_notification_datastore, NULL))) {
|
|
ast_log(LOG_ERROR, "Could not allocate datastore, notification not being sent!\n");
|
|
goto notify_cleanup;
|
|
}
|
|
|
|
datastore->data = event;
|
|
datastore->inheritance = DATASTORE_INHERIT_FOREVER;
|
|
|
|
ao2_ref(event, +1);
|
|
res = ast_channel_datastore_add(chan, datastore);
|
|
|
|
if (!(apptext = ast_str_create(32))) {
|
|
goto notify_cleanup;
|
|
}
|
|
|
|
if (!ast_strlen_zero(event->owner->notify_app)) {
|
|
ast_str_set(&apptext, 0, "%s,%s", event->owner->notify_app, event->owner->notify_appdata);
|
|
} else {
|
|
ast_str_set(&apptext, 0, "Dial,Local/%s@%s", event->owner->notify_extension, event->owner->notify_context);
|
|
}
|
|
ast_dial_option_global_enable(dial, AST_DIAL_OPTION_ANSWER_EXEC, ast_str_buffer(apptext));
|
|
|
|
ast_dial_run(dial, chan, 1);
|
|
res = 0;
|
|
|
|
notify_cleanup:
|
|
event = ast_calendar_unref_event(event);
|
|
if (res == -1 && dial) {
|
|
ast_dial_destroy(dial);
|
|
}
|
|
if (apptext) {
|
|
ast_free(apptext);
|
|
}
|
|
if (chan) {
|
|
ast_channel_release(chan);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static int calendar_devstate_change(const void *data)
|
|
{
|
|
struct ast_calendar_event *event = (struct ast_calendar_event *)data;
|
|
struct timeval now = ast_tvnow();
|
|
int is_end_event;
|
|
|
|
if (!event) {
|
|
ast_log(LOG_WARNING, "Event was NULL!\n");
|
|
return 0;
|
|
}
|
|
|
|
ao2_ref(event, +1);
|
|
|
|
is_end_event = event->end <= now.tv_sec;
|
|
|
|
if (is_end_event) {
|
|
event->bs_end_sched = -1;
|
|
} else {
|
|
event->bs_start_sched = -1;
|
|
}
|
|
|
|
/* We can have overlapping events, so ignore the event->busy_state and check busy state
|
|
* based on all events in the calendar */
|
|
if (!calendar_is_busy(event->owner)) {
|
|
ast_devstate_changed(AST_DEVICE_NOT_INUSE, "Calendar/%s", event->owner->name);
|
|
} else {
|
|
ast_devstate_changed(AST_DEVICE_BUSY, "Calendar/%s", event->owner->name);
|
|
}
|
|
|
|
event = ast_calendar_unref_event(event);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void copy_event_data(struct ast_calendar_event *dst, struct ast_calendar_event *src)
|
|
{
|
|
struct ast_calendar_attendee *attendee;
|
|
|
|
ast_string_field_set(dst, summary, src->summary);
|
|
ast_string_field_set(dst, description, src->description);
|
|
ast_string_field_set(dst, organizer, src->organizer);
|
|
ast_string_field_set(dst, location, src->location);
|
|
ast_string_field_set(dst, uid, src->uid);
|
|
dst->owner = src->owner;
|
|
dst->start = src->start;
|
|
dst->end = src->end;
|
|
dst->alarm = src->alarm;
|
|
dst->busy_state = src->busy_state;
|
|
|
|
while ((attendee = AST_LIST_REMOVE_HEAD(&src->attendees, next))) {
|
|
AST_LIST_INSERT_TAIL(&dst->attendees, attendee, next);
|
|
}
|
|
}
|
|
|
|
static int schedule_calendar_event(struct ast_calendar *cal, struct ast_calendar_event *old_event, struct ast_calendar_event *cmp_event)
|
|
{
|
|
struct timeval now = ast_tvnow();
|
|
struct ast_calendar_event *event;
|
|
time_t alarm_notify_sched = 0, devstate_sched_start, devstate_sched_end;
|
|
int changed = 0;
|
|
|
|
event = cmp_event ? cmp_event : old_event;
|
|
|
|
ao2_lock(event);
|
|
if (!cmp_event || old_event->alarm != event->alarm) {
|
|
changed = 1;
|
|
if (cal->autoreminder) {
|
|
alarm_notify_sched = (event->start - (60 * cal->autoreminder) - now.tv_sec) * 1000;
|
|
} else if (event->alarm) {
|
|
alarm_notify_sched = (event->alarm - now.tv_sec) * 1000;
|
|
}
|
|
|
|
/* For now, send the notification if we missed it, but the meeting hasn't happened yet */
|
|
if (event->start >= now.tv_sec) {
|
|
if (alarm_notify_sched <= 0) {
|
|
alarm_notify_sched = 1;
|
|
}
|
|
ast_mutex_lock(&refreshlock);
|
|
AST_SCHED_REPLACE(old_event->notify_sched, sched, alarm_notify_sched, calendar_event_notify, old_event);
|
|
ast_mutex_unlock(&refreshlock);
|
|
ast_debug(3, "Calendar alarm event notification scheduled to happen in %ld ms\n", (long) alarm_notify_sched);
|
|
}
|
|
}
|
|
|
|
if (!cmp_event || old_event->start != event->start) {
|
|
changed = 1;
|
|
devstate_sched_start = (event->start - now.tv_sec) * 1000;
|
|
|
|
if (devstate_sched_start < 1) {
|
|
devstate_sched_start = 1;
|
|
}
|
|
|
|
ast_mutex_lock(&refreshlock);
|
|
AST_SCHED_REPLACE(old_event->bs_start_sched, sched, devstate_sched_start, calendar_devstate_change, old_event);
|
|
ast_mutex_unlock(&refreshlock);
|
|
ast_debug(3, "Calendar bs_start event notification scheduled to happen in %ld ms\n", (long) devstate_sched_start);
|
|
}
|
|
|
|
if (!cmp_event || old_event->end != event->end) {
|
|
changed = 1;
|
|
devstate_sched_end = (event->end - now.tv_sec) * 1000;
|
|
ast_mutex_lock(&refreshlock);
|
|
AST_SCHED_REPLACE(old_event->bs_end_sched, sched, devstate_sched_end, calendar_devstate_change, old_event);
|
|
ast_mutex_unlock(&refreshlock);
|
|
ast_debug(3, "Calendar bs_end event notification scheduled to happen in %ld ms\n", (long) devstate_sched_end);
|
|
}
|
|
|
|
if (changed) {
|
|
ast_cond_signal(&refresh_condition);
|
|
}
|
|
|
|
ao2_unlock(event);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int merge_events_cb(void *obj, void *arg, int flags)
|
|
{
|
|
struct ast_calendar_event *old_event = obj, *new_event;
|
|
struct ao2_container *new_events = arg;
|
|
|
|
/* If we don't find the old_event in new_events, then we can safely delete the old_event */
|
|
if (!(new_event = find_event(new_events, old_event->uid))) {
|
|
old_event = destroy_event(old_event);
|
|
return CMP_MATCH;
|
|
}
|
|
|
|
/* We have events to merge. If any data that will affect a scheduler event has changed,
|
|
* then we need to replace the scheduler event */
|
|
schedule_calendar_event(old_event->owner, old_event, new_event);
|
|
|
|
/* Since we don't want to mess with cancelling sched events and adding new ones, just
|
|
* copy the internals of the new_event to the old_event */
|
|
copy_event_data(old_event, new_event);
|
|
|
|
/* Now we can go ahead and unlink the new_event from new_events and unref it so that only completely
|
|
* new events remain in the container */
|
|
ao2_unlink(new_events, new_event);
|
|
new_event = ast_calendar_unref_event(new_event);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int add_new_event_cb(void *obj, void *arg, int flags)
|
|
{
|
|
struct ast_calendar_event *new_event = obj;
|
|
struct ao2_container *events = arg;
|
|
|
|
ao2_link(events, new_event);
|
|
schedule_calendar_event(new_event->owner, new_event, NULL);
|
|
return CMP_MATCH;
|
|
}
|
|
|
|
void ast_calendar_merge_events(struct ast_calendar *cal, struct ao2_container *new_events)
|
|
{
|
|
/* Loop through all events attached to the calendar. If there is a matching new event
|
|
* merge its data over and handle any schedule changes that need to be made. Then remove
|
|
* the new_event from new_events so that we are left with only new_events that we can add later. */
|
|
ao2_callback(cal->events, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, merge_events_cb, new_events);
|
|
|
|
/* Now, we should only have completely new events in new_events. Loop through and add them */
|
|
ao2_callback(new_events, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, add_new_event_cb, cal->events);
|
|
}
|
|
|
|
|
|
static int load_config(void *data)
|
|
{
|
|
struct ast_flags config_flags = { CONFIG_FLAG_FILEUNCHANGED };
|
|
struct ast_config *tmpcfg;
|
|
|
|
if (!(tmpcfg = ast_config_load2("calendar.conf", "calendar", config_flags)) ||
|
|
tmpcfg == CONFIG_STATUS_FILEINVALID) {
|
|
ast_log(LOG_ERROR, "Unable to load config calendar.conf\n");
|
|
return -1;
|
|
}
|
|
|
|
if (tmpcfg == CONFIG_STATUS_FILEUNCHANGED) {
|
|
return 0;
|
|
}
|
|
|
|
if (ast_calendar_config) {
|
|
ast_config_destroy(ast_calendar_config);
|
|
}
|
|
|
|
ast_calendar_config = tmpcfg;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*! \brief A dialplan function that can be used to determine the busy status of a calendar */
|
|
static int calendar_busy_exec(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
|
|
{
|
|
struct ast_calendar *cal;
|
|
|
|
if (ast_strlen_zero(data)) {
|
|
ast_log(LOG_WARNING, "CALENDAR_BUSY requires an argument: CALENDAR_BUSY(<calendar_name>)\n");
|
|
return -1;
|
|
}
|
|
|
|
cal = find_calendar(data);
|
|
|
|
if (!cal) {
|
|
ast_log(LOG_WARNING, "Could not find calendar '%s'\n", data);
|
|
return -1;
|
|
}
|
|
|
|
strcpy(buf, calendar_is_busy(cal) ? "1" : "0");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct ast_custom_function calendar_busy_function = {
|
|
.name = "CALENDAR_BUSY",
|
|
.read = calendar_busy_exec,
|
|
};
|
|
|
|
static int add_event_to_list(struct eventlist *events, struct ast_calendar_event *event, time_t start, time_t end)
|
|
{
|
|
struct evententry *entry, *iter;
|
|
int event_startdiff = abs(start - event->start);
|
|
int event_enddiff = abs(end - event->end);
|
|
int i = 0;
|
|
|
|
if (!(entry = ast_calloc(1, sizeof(*entry)))) {
|
|
ast_log(LOG_ERROR, "Unable to allocate memory for event list\n");
|
|
return -1;
|
|
}
|
|
|
|
entry->event = event;
|
|
ao2_ref(event, +1);
|
|
|
|
if (start == end) {
|
|
AST_LIST_TRAVERSE_SAFE_BEGIN(events, iter, list) {
|
|
int startdiff = abs(iter->event->start - start);
|
|
|
|
ast_debug(10, "Comparing %s with startdiff %d to %s with startdiff %d\n", event->summary, event_startdiff, iter->event->summary, startdiff);
|
|
++i;
|
|
if (startdiff > event_startdiff) {
|
|
AST_LIST_INSERT_BEFORE_CURRENT(entry, list);
|
|
return i;
|
|
}
|
|
if (startdiff == event_startdiff) {
|
|
int enddiff = abs(iter->event->end - end);
|
|
|
|
if (enddiff > event_enddiff) {
|
|
AST_LIST_INSERT_BEFORE_CURRENT(entry, list);
|
|
return i;
|
|
}
|
|
if (event_startdiff == enddiff) {
|
|
if (strcmp(event->uid, iter->event->uid) < 0) {
|
|
AST_LIST_INSERT_BEFORE_CURRENT(entry, list);
|
|
return i;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
AST_LIST_TRAVERSE_SAFE_END;
|
|
|
|
AST_LIST_INSERT_TAIL(events, entry, list);
|
|
|
|
return i;
|
|
}
|
|
|
|
AST_LIST_TRAVERSE_SAFE_BEGIN(events, iter, list) {
|
|
++i;
|
|
if (iter->event->start > event->start) {
|
|
AST_LIST_INSERT_BEFORE_CURRENT(entry, list);
|
|
return i;
|
|
}
|
|
|
|
if (iter->event->start == event->start) {
|
|
if ((iter->event->end - iter->event->start) == (event->end - event->start)) {
|
|
if (strcmp(event->uid, iter->event->uid) < 0) {
|
|
AST_LIST_INSERT_BEFORE_CURRENT(entry, list);
|
|
return i;
|
|
}
|
|
}
|
|
if ((iter->event->end - iter->event->start) < (event->end - event->start)) {
|
|
AST_LIST_INSERT_BEFORE_CURRENT(entry, list);
|
|
return i;
|
|
}
|
|
}
|
|
}
|
|
AST_LIST_TRAVERSE_SAFE_END;
|
|
|
|
AST_LIST_INSERT_TAIL(events, entry, list);
|
|
|
|
return i;
|
|
}
|
|
|
|
static void eventlist_destroy(void *data)
|
|
{
|
|
struct eventlist *events = data;
|
|
|
|
ao2_ref(events, -1);
|
|
}
|
|
|
|
static void *eventlist_duplicate(void *data)
|
|
{
|
|
struct eventlist *events = data;
|
|
|
|
if (!events) {
|
|
return NULL;
|
|
}
|
|
|
|
ao2_ref(events, +1);
|
|
|
|
return events;
|
|
}
|
|
|
|
static int calendar_query_exec(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
|
|
{
|
|
struct ast_calendar *cal;
|
|
struct ao2_iterator i;
|
|
struct ast_calendar_event *event;
|
|
struct eventlist *events;
|
|
time_t start = INT_MIN, end = INT_MAX;
|
|
struct ast_datastore *eventlist_datastore;
|
|
AST_DECLARE_APP_ARGS(args,
|
|
AST_APP_ARG(calendar);
|
|
AST_APP_ARG(start);
|
|
AST_APP_ARG(end);
|
|
);
|
|
|
|
if (!chan) {
|
|
ast_log(LOG_WARNING, "%s requires a channel to store the data on\n", cmd);
|
|
return -1;
|
|
}
|
|
|
|
AST_STANDARD_APP_ARGS(args, data);
|
|
|
|
if (ast_strlen_zero(args.calendar)) {
|
|
ast_log(LOG_WARNING, "%s requires a calendar argument\n", cmd);
|
|
return -1;
|
|
}
|
|
|
|
if (!(cal = find_calendar(args.calendar))) {
|
|
ast_log(LOG_WARNING, "Unknown calendar '%s'\n", args.calendar);
|
|
return -1;
|
|
}
|
|
|
|
if (!(events = ao2_alloc(sizeof(*events), eventlist_destructor))) {
|
|
ast_log(LOG_ERROR, "Unable to allocate memory for event list\n");
|
|
cal = unref_calendar(cal);
|
|
return -1;
|
|
}
|
|
|
|
if (!ast_strlen_zero(args.start)) {
|
|
start = atoi(args.start);
|
|
}
|
|
|
|
if (!ast_strlen_zero(args.end)) {
|
|
end = atoi(args.end);
|
|
}
|
|
|
|
i = ao2_iterator_init(cal->events, 0);
|
|
while ((event = ao2_iterator_next(&i))) {
|
|
if (!(start > event->end || end < event->start)) {
|
|
ast_debug(10, "%s (%ld - %ld) overlapped with (%ld - %ld)\n", event->summary, (long) event->start, (long) event->end, (long) start, (long) end);
|
|
if (add_event_to_list(events, event, start, end) < 0) {
|
|
event = ast_calendar_unref_event(event);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
event = ast_calendar_unref_event(event);
|
|
}
|
|
|
|
ast_channel_lock(chan);
|
|
do {
|
|
generate_random_string(buf, len);
|
|
} while (ast_channel_datastore_find(chan, &eventlist_datastore_info, buf));
|
|
ast_channel_unlock(chan);
|
|
|
|
if (!(eventlist_datastore = ast_datastore_alloc(&eventlist_datastore_info, buf))) {
|
|
ast_log(LOG_ERROR, "Could not allocate datastore!\n");
|
|
return -1;
|
|
}
|
|
|
|
eventlist_datastore->inheritance = DATASTORE_INHERIT_FOREVER;
|
|
eventlist_datastore->data = events;
|
|
|
|
ast_channel_lock(chan);
|
|
ast_channel_datastore_add(chan, eventlist_datastore);
|
|
ast_channel_unlock(chan);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct ast_custom_function calendar_query_function = {
|
|
.name = "CALENDAR_QUERY",
|
|
.read = calendar_query_exec,
|
|
};
|
|
|
|
static void calendar_join_attendees(struct ast_calendar_event *event, char *buf, size_t len)
|
|
{
|
|
struct ast_str *tmp;
|
|
struct ast_calendar_attendee *attendee;
|
|
|
|
if (!(tmp = ast_str_create(32))) {
|
|
ast_log(LOG_ERROR, "Could not allocate memory for attendees!\n");
|
|
return;
|
|
}
|
|
|
|
AST_LIST_TRAVERSE(&event->attendees, attendee, next) {
|
|
ast_str_append(&tmp, 0, "%s%s", attendee == AST_LIST_FIRST(&event->attendees) ? "" : ",", attendee->data);
|
|
}
|
|
|
|
ast_copy_string(buf, ast_str_buffer(tmp), len);
|
|
ast_free(tmp);
|
|
}
|
|
|
|
static int calendar_query_result_exec(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
|
|
{
|
|
struct ast_datastore *datastore;
|
|
struct eventlist *events;
|
|
struct evententry *entry;
|
|
int row = 1;
|
|
AST_DECLARE_APP_ARGS(args,
|
|
AST_APP_ARG(id);
|
|
AST_APP_ARG(field);
|
|
AST_APP_ARG(row);
|
|
);
|
|
|
|
if (!chan) {
|
|
ast_log(LOG_WARNING, "%s requires a channel\n", cmd);
|
|
return -1;
|
|
}
|
|
|
|
AST_STANDARD_APP_ARGS(args, data);
|
|
|
|
if (ast_strlen_zero(args.id) || ast_strlen_zero(args.field)) {
|
|
ast_log(LOG_WARNING, "%s requires an id and a field", cmd);
|
|
return -1;
|
|
}
|
|
|
|
ast_channel_lock(chan);
|
|
if (!(datastore = ast_channel_datastore_find(chan, &eventlist_datastore_info, args.id))) {
|
|
ast_log(LOG_WARNING, "There is no event notification datastore with id '%s' on '%s'!\n", args.id, chan->name);
|
|
ast_channel_unlock(chan);
|
|
return -1;
|
|
}
|
|
ast_channel_unlock(chan);
|
|
|
|
if (!(events = datastore->data)) {
|
|
ast_log(LOG_WARNING, "The datastore contains no data!\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!ast_strlen_zero(args.row)) {
|
|
row = atoi(args.row);
|
|
}
|
|
|
|
AST_LIST_TRAVERSE(events, entry, list) {
|
|
if (--row) {
|
|
continue;
|
|
}
|
|
if (!strcasecmp(args.field, "summary")) {
|
|
ast_copy_string(buf, entry->event->summary, len);
|
|
} else if (!strcasecmp(args.field, "description")) {
|
|
ast_copy_string(buf, entry->event->description, len);
|
|
} else if (!strcasecmp(args.field, "organizer")) {
|
|
ast_copy_string(buf, entry->event->organizer, len);
|
|
} else if (!strcasecmp(args.field, "location")) {
|
|
ast_copy_string(buf, entry->event->location, len);
|
|
} else if (!strcasecmp(args.field, "calendar")) {
|
|
ast_copy_string(buf, entry->event->owner->name, len);
|
|
} else if (!strcasecmp(args.field, "uid")) {
|
|
ast_copy_string(buf, entry->event->uid, len);
|
|
} else if (!strcasecmp(args.field, "start")) {
|
|
snprintf(buf, len, "%ld", (long) entry->event->start);
|
|
} else if (!strcasecmp(args.field, "end")) {
|
|
snprintf(buf, len, "%ld", (long) entry->event->end);
|
|
} else if (!strcasecmp(args.field, "busystate")) {
|
|
snprintf(buf, len, "%d", entry->event->busy_state);
|
|
} else if (!strcasecmp(args.field, "attendees")) {
|
|
calendar_join_attendees(entry->event, buf, len);
|
|
} else {
|
|
ast_log(LOG_WARNING, "Unknown field '%s'\n", args.field);
|
|
}
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct ast_custom_function calendar_query_result_function = {
|
|
.name = "CALENDAR_QUERY_RESULT",
|
|
.read = calendar_query_result_exec,
|
|
};
|
|
|
|
static int calendar_write_exec(struct ast_channel *chan, const char *cmd, char *data, const char *value)
|
|
{
|
|
int i, j, ret = -1;
|
|
char *val_dup = NULL;
|
|
struct ast_calendar *cal = NULL;
|
|
struct ast_calendar_event *event = NULL;
|
|
AST_DECLARE_APP_ARGS(fields,
|
|
AST_APP_ARG(field)[10];
|
|
);
|
|
AST_DECLARE_APP_ARGS(values,
|
|
AST_APP_ARG(value)[10];
|
|
);
|
|
|
|
if (!(val_dup = ast_strdup(value))) {
|
|
ast_log(LOG_ERROR, "Could not allocate memory for values\n");
|
|
return -1;
|
|
}
|
|
|
|
AST_STANDARD_APP_ARGS(fields, data);
|
|
AST_STANDARD_APP_ARGS(values, val_dup);
|
|
|
|
/* XXX Eventually we will support unnamed calendars, so if we don't find one, we parse
|
|
* for a calendar type and create it */
|
|
if (!(cal = find_calendar(fields.field[0]))) {
|
|
ast_log(LOG_WARNING, "Couldn't find calendar '%s'\n", fields.field[0]);
|
|
goto write_cleanup;
|
|
}
|
|
|
|
if (!(cal->tech->write_event)) {
|
|
ast_log(LOG_WARNING, "Calendar '%s' has no write function!\n", cal->name);
|
|
goto write_cleanup;
|
|
}
|
|
|
|
if (!(event = ast_calendar_event_alloc(cal))) {
|
|
goto write_cleanup;
|
|
}
|
|
|
|
if (ast_strlen_zero(fields.field[0])) {
|
|
ast_log(LOG_WARNING, "CALENDAR_WRITE requires a calendar name!\n");
|
|
goto write_cleanup;
|
|
}
|
|
|
|
if (fields.argc - 1 != values.argc) {
|
|
ast_log(LOG_WARNING, "CALENDAR_WRITE should have the same number of fields (%d) and values (%d)!\n", fields.argc - 1, values.argc);
|
|
goto write_cleanup;
|
|
}
|
|
|
|
event->owner = cal;
|
|
|
|
for (i = 1, j = 0; i < fields.argc; i++, j++) {
|
|
if (!strcasecmp(fields.field[i], "summary")) {
|
|
ast_string_field_set(event, summary, values.value[j]);
|
|
} else if (!strcasecmp(fields.field[i], "description")) {
|
|
ast_string_field_set(event, description, values.value[j]);
|
|
} else if (!strcasecmp(fields.field[i], "organizer")) {
|
|
ast_string_field_set(event, organizer, values.value[j]);
|
|
} else if (!strcasecmp(fields.field[i], "location")) {
|
|
ast_string_field_set(event, location, values.value[j]);
|
|
} else if (!strcasecmp(fields.field[i], "uid")) {
|
|
ast_string_field_set(event, uid, values.value[j]);
|
|
} else if (!strcasecmp(fields.field[i], "start")) {
|
|
event->start = atoi(values.value[j]);
|
|
} else if (!strcasecmp(fields.field[i], "end")) {
|
|
event->end = atoi(values.value[j]);
|
|
} else if (!strcasecmp(fields.field[i], "busystate")) {
|
|
event->busy_state = atoi(values.value[j]);
|
|
} else {
|
|
ast_log(LOG_WARNING, "Unknown calendar event field '%s'\n", fields.field[i]);
|
|
}
|
|
}
|
|
|
|
if((ret = cal->tech->write_event(event))) {
|
|
ast_log(LOG_WARNING, "Writing event to calendar '%s' failed!\n", cal->name);
|
|
}
|
|
|
|
write_cleanup:
|
|
if (cal) {
|
|
cal = unref_calendar(cal);
|
|
}
|
|
if (event) {
|
|
event = ast_calendar_unref_event(event);
|
|
}
|
|
if (val_dup) {
|
|
ast_free(val_dup);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static struct ast_custom_function calendar_write_function = {
|
|
.name = "CALENDAR_WRITE",
|
|
.write = calendar_write_exec,
|
|
};
|
|
|
|
/*! \brief CLI command to list available calendars */
|
|
static char *handle_show_calendars(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
|
|
{
|
|
#define FORMAT "%-20.20s %-10.10s %-6.6s\n"
|
|
struct ao2_iterator i;
|
|
struct ast_calendar *cal;
|
|
|
|
switch(cmd) {
|
|
case CLI_INIT:
|
|
e->command = "calendar show calendars";
|
|
e->usage =
|
|
"Usage: calendar show calendars\n"
|
|
" Lists all registered calendars.\n";
|
|
return NULL;
|
|
case CLI_GENERATE:
|
|
return NULL;
|
|
}
|
|
|
|
ast_cli(a->fd, FORMAT, "Calendar", "Type", "Status");
|
|
ast_cli(a->fd, FORMAT, "--------", "----", "------");
|
|
i = ao2_iterator_init(calendars, 0);
|
|
while ((cal = ao2_iterator_next(&i))) {
|
|
ast_cli(a->fd, FORMAT, cal->name, cal->tech->type, calendar_is_busy(cal) ? "busy" : "free");
|
|
cal = unref_calendar(cal);
|
|
}
|
|
|
|
return CLI_SUCCESS;
|
|
#undef FORMAT
|
|
}
|
|
|
|
static char *epoch_to_string(char *buf, size_t buflen, time_t epoch)
|
|
{
|
|
struct ast_tm tm;
|
|
struct timeval tv = {
|
|
.tv_sec = epoch,
|
|
};
|
|
|
|
if (!epoch) {
|
|
*buf = '\0';
|
|
return buf;
|
|
}
|
|
ast_localtime(&tv, &tm, NULL);
|
|
ast_strftime(buf, buflen, "%F %r", &tm);
|
|
|
|
return buf;
|
|
}
|
|
|
|
static char *handle_show_calendar(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
|
|
{
|
|
#define FORMAT "%-17.17s : %-20.20s\n"
|
|
#define FORMAT2 "%-12.12s: %-40.60s\n"
|
|
struct ao2_iterator i;
|
|
struct ast_calendar *cal;
|
|
struct ast_calendar_event *event;
|
|
int which = 0;
|
|
char *ret = NULL;
|
|
|
|
switch(cmd) {
|
|
case CLI_INIT:
|
|
e->command = "calendar show calendar";
|
|
e->usage =
|
|
"Usage: calendar show calendar <calendar name>\n"
|
|
" Displays information about a calendar\n";
|
|
return NULL;
|
|
|
|
case CLI_GENERATE:
|
|
if (a->pos != 3) {
|
|
return NULL;
|
|
}
|
|
i = ao2_iterator_init(calendars, 0);
|
|
while ((cal = ao2_iterator_next(&i))) {
|
|
if (!strncasecmp(a->word, cal->name, strlen(a->word)) && ++which > a->n) {
|
|
ret = ast_strdup(cal->name);
|
|
cal = unref_calendar(cal);
|
|
break;
|
|
}
|
|
cal = unref_calendar(cal);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
if (a->argc != 4) {
|
|
return CLI_SHOWUSAGE;
|
|
}
|
|
|
|
if (!(cal = find_calendar(a->argv[3]))) {
|
|
return NULL;
|
|
}
|
|
|
|
ast_cli(a->fd, FORMAT, "Name", cal->name);
|
|
ast_cli(a->fd, FORMAT, "Notify channel", cal->notify_channel);
|
|
ast_cli(a->fd, FORMAT, "Notify context", cal->notify_context);
|
|
ast_cli(a->fd, FORMAT, "Notify extension", cal->notify_extension);
|
|
ast_cli(a->fd, FORMAT, "Notify application", cal->notify_app);
|
|
ast_cli(a->fd, FORMAT, "Notify appdata", cal->notify_appdata);
|
|
ast_cli(a->fd, "%-17.17s : %d\n", "Refresh time", cal->refresh);
|
|
ast_cli(a->fd, "%-17.17s : %d\n", "Timeframe", cal->timeframe);
|
|
ast_cli(a->fd, "%-17.17s : %d\n", "Autoreminder", cal->autoreminder);
|
|
ast_cli(a->fd, "%s\n", "Events");
|
|
ast_cli(a->fd, "%s\n", "------");
|
|
|
|
i = ao2_iterator_init(cal->events, 0);
|
|
while ((event = ao2_iterator_next(&i))) {
|
|
char buf[100];
|
|
|
|
ast_cli(a->fd, FORMAT2, "Summary", event->summary);
|
|
ast_cli(a->fd, FORMAT2, "Description", event->description);
|
|
ast_cli(a->fd, FORMAT2, "Organizer", event->organizer);
|
|
ast_cli(a->fd, FORMAT2, "Location", event->location);
|
|
ast_cli(a->fd, FORMAT2, "UID", event->uid);
|
|
ast_cli(a->fd, FORMAT2, "Start", epoch_to_string(buf, sizeof(buf), event->start));
|
|
ast_cli(a->fd, FORMAT2, "End", epoch_to_string(buf, sizeof(buf), event->end));
|
|
ast_cli(a->fd, FORMAT2, "Alarm", epoch_to_string(buf, sizeof(buf), event->alarm));
|
|
ast_cli(a->fd, "\n");
|
|
|
|
event = ast_calendar_unref_event(event);
|
|
}
|
|
cal = unref_calendar(cal);
|
|
return CLI_SUCCESS;
|
|
#undef FORMAT
|
|
#undef FORMAT2
|
|
}
|
|
|
|
static char *handle_dump_sched(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
|
|
{
|
|
switch(cmd) {
|
|
case CLI_INIT:
|
|
e->command = "calendar dump sched";
|
|
e->usage =
|
|
"Usage: calendar dump sched\n"
|
|
" Dump the calendar sched context";
|
|
return NULL;
|
|
|
|
case CLI_GENERATE:
|
|
return NULL;
|
|
}
|
|
|
|
ast_sched_dump(sched);
|
|
|
|
return CLI_SUCCESS;
|
|
}
|
|
|
|
static struct ast_cli_entry calendar_cli[] = {
|
|
AST_CLI_DEFINE(handle_show_calendar, "Display information about a calendar"),
|
|
AST_CLI_DEFINE(handle_show_calendars, "Show registered calendars"),
|
|
AST_CLI_DEFINE(handle_dump_sched, "Dump calendar sched context"),
|
|
};
|
|
|
|
static int calendar_event_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
|
|
{
|
|
struct ast_datastore *datastore;
|
|
struct ast_calendar_event *event;
|
|
|
|
if (ast_strlen_zero(data)) {
|
|
ast_log(LOG_WARNING, "%s requires an argument\n", cmd);
|
|
return -1;
|
|
}
|
|
|
|
ast_channel_lock(chan);
|
|
if (!(datastore = ast_channel_datastore_find(chan, &event_notification_datastore, NULL))) {
|
|
ast_log(LOG_WARNING, "There is no event notification datastore on '%s'!\n", chan->name);
|
|
ast_channel_unlock(chan);
|
|
return -1;
|
|
}
|
|
ast_channel_unlock(chan);
|
|
|
|
if (!(event = datastore->data)) {
|
|
ast_log(LOG_WARNING, "The datastore contains no data!\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!strcasecmp(data, "summary")) {
|
|
ast_copy_string(buf, event->summary, len);
|
|
} else if (!strcasecmp(data, "description")) {
|
|
ast_copy_string(buf, event->description, len);
|
|
} else if (!strcasecmp(data, "organizer")) {
|
|
ast_copy_string(buf, event->organizer, len);
|
|
} else if (!strcasecmp(data, "location")) {
|
|
ast_copy_string(buf, event->location, len);
|
|
} else if (!strcasecmp(data, "calendar")) {
|
|
ast_copy_string(buf, event->owner->name, len);
|
|
} else if (!strcasecmp(data, "uid")) {
|
|
ast_copy_string(buf, event->uid, len);
|
|
} else if (!strcasecmp(data, "start")) {
|
|
snprintf(buf, len, "%ld", (long)event->start);
|
|
} else if (!strcasecmp(data, "end")) {
|
|
snprintf(buf, len, "%ld", (long)event->end);
|
|
} else if (!strcasecmp(data, "busystate")) {
|
|
snprintf(buf, len, "%d", event->busy_state);
|
|
} else if (!strcasecmp(data, "attendees")) {
|
|
calendar_join_attendees(event, buf, len);
|
|
}
|
|
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct ast_custom_function calendar_event_function = {
|
|
.name = "CALENDAR_EVENT",
|
|
.read = calendar_event_read,
|
|
};
|
|
|
|
static int cb_pending_deletion(void *user_data, void *arg, int flags)
|
|
{
|
|
struct ast_calendar *cal = user_data;
|
|
|
|
cal->pending_deletion = 1;
|
|
|
|
return CMP_MATCH;
|
|
}
|
|
|
|
static int cb_rm_pending_deletion(void *user_data, void *arg, int flags)
|
|
{
|
|
struct ast_calendar *cal = user_data;
|
|
|
|
return cal->pending_deletion ? CMP_MATCH : 0;
|
|
}
|
|
|
|
static int reload(void)
|
|
{
|
|
struct ast_calendar_tech *iter;
|
|
|
|
ast_mutex_lock(&reloadlock);
|
|
|
|
/* Mark existing calendars for deletion */
|
|
ao2_callback(calendars, OBJ_NODATA | OBJ_MULTIPLE, cb_pending_deletion, NULL);
|
|
load_config(NULL);
|
|
|
|
AST_LIST_LOCK(&techs);
|
|
AST_LIST_TRAVERSE(&techs, iter, list) {
|
|
if (load_tech_calendars(iter)) {
|
|
ast_log(LOG_WARNING, "Failed to reload %s calendars, module disabled\n", iter->type);
|
|
}
|
|
}
|
|
AST_LIST_UNLOCK(&techs);
|
|
|
|
/* Delete calendars that no longer show up in the config */
|
|
ao2_callback(calendars, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, cb_rm_pending_deletion, NULL);
|
|
|
|
ast_mutex_unlock(&reloadlock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void *do_refresh(void *data)
|
|
{
|
|
for (;;) {
|
|
struct timeval now = ast_tvnow();
|
|
struct timespec ts = {0,};
|
|
int res, wait;
|
|
|
|
ast_mutex_lock(&refreshlock);
|
|
|
|
if ((wait = ast_sched_wait(sched)) < 0) {
|
|
wait = 1000;
|
|
}
|
|
|
|
ts.tv_sec = (now.tv_sec + wait / 1000) + 1;
|
|
res = ast_cond_timedwait(&refresh_condition, &refreshlock, &ts);
|
|
|
|
ast_mutex_unlock(&refreshlock);
|
|
|
|
ast_sched_runq(sched);
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/* If I were to allow unloading it would look something like this */
|
|
static int unload_module(void)
|
|
{
|
|
struct ast_calendar_tech *tech;
|
|
|
|
ast_devstate_prov_del("calendar");
|
|
ast_custom_function_unregister(&calendar_busy_function);
|
|
ast_custom_function_unregister(&calendar_event_function);
|
|
ast_custom_function_unregister(&calendar_query_function);
|
|
ast_custom_function_unregister(&calendar_query_result_function);
|
|
ast_custom_function_unregister(&calendar_write_function);
|
|
ast_cli_unregister_multiple(calendar_cli, ARRAY_LEN(calendar_cli));
|
|
|
|
/* Remove all calendars */
|
|
ao2_callback(calendars, OBJ_UNLINK | OBJ_NODATA | OBJ_MULTIPLE, NULL, NULL);
|
|
|
|
AST_LIST_LOCK(&techs);
|
|
AST_LIST_TRAVERSE_SAFE_BEGIN(&techs, tech, list) {
|
|
ast_unload_resource(tech->module, 0);
|
|
}
|
|
AST_LIST_TRAVERSE_SAFE_END;
|
|
AST_LIST_UNLOCK(&techs);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int load_module(void)
|
|
{
|
|
if (load_config(NULL)) {
|
|
/* We don't have calendar support enabled */
|
|
return 0;
|
|
}
|
|
|
|
if (!(calendars = ao2_container_alloc(CALENDAR_BUCKETS, calendar_hash_fn, calendar_cmp_fn))) {
|
|
ast_log(LOG_ERROR, "Unable to allocate calendars container!\n");
|
|
return -1;
|
|
}
|
|
|
|
ast_mutex_init(&refreshlock);
|
|
ast_cond_init(&refresh_condition, NULL);
|
|
ast_mutex_init(&reloadlock);
|
|
|
|
if (!(sched = sched_context_create())) {
|
|
ast_log(LOG_ERROR, "Unable to create sched context\n");
|
|
return -1;
|
|
}
|
|
|
|
if (ast_pthread_create_background(&refresh_thread, NULL, do_refresh, NULL) < 0) {
|
|
ast_log(LOG_ERROR, "Unable to start refresh thread--notifications disabled!\n");
|
|
}
|
|
|
|
ast_custom_function_register(&calendar_busy_function);
|
|
ast_custom_function_register(&calendar_event_function);
|
|
ast_custom_function_register(&calendar_query_function);
|
|
ast_custom_function_register(&calendar_query_result_function);
|
|
ast_custom_function_register(&calendar_write_function);
|
|
ast_cli_register_multiple(calendar_cli, ARRAY_LEN(calendar_cli));
|
|
|
|
ast_devstate_prov_add("Calendar", calendarstate);
|
|
|
|
/* Since other modules depend on this, disable unloading */
|
|
ast_module_ref(ast_module_info->self);
|
|
|
|
return 0;
|
|
}
|
|
AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_GLOBAL_SYMBOLS, "Asterisk Calendar integration",
|
|
.load = load_module,
|
|
.unload = unload_module,
|
|
.reload = reload,
|
|
);
|