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#include "webcit.h"
#include "calendar.h"
#include "webserver.h"
/*
* qsort filter to move completed tasks to bottom of task list
*/
int task_completed_cmp(const void *vtask1, const void *vtask2) {
disp_cal * Task1 = (disp_cal *)GetSearchPayload(vtask1);
/* disp_cal * Task2 = (disp_cal *)GetSearchPayload(vtask2); */
icalproperty_status t1 = icalcomponent_get_status((Task1)->cal);
/* icalproperty_status t2 = icalcomponent_get_status(((struct disp_cal *)task2)->cal); */
if (t1 == ICAL_STATUS_COMPLETED)
return 1;
return 0;
}
/*
* Helper function for do_tasks_view(). Returns the due date/time of a vtodo.
*/
time_t get_task_due_date(icalcomponent *vtodo, int *is_date) {
icalproperty *p;
if (vtodo == NULL) {
return(0L);
}
/*
* If we're looking at a fully encapsulated VCALENDAR
* rather than a VTODO component, recurse into the data
* structure until we get a VTODO.
*/
if (icalcomponent_isa(vtodo) == ICAL_VCALENDAR_COMPONENT) {
return get_task_due_date(
icalcomponent_get_first_component(
vtodo, ICAL_VTODO_COMPONENT
), is_date
);
}
p = icalcomponent_get_first_property(vtodo, ICAL_DUE_PROPERTY);
if (p != NULL) {
struct icaltimetype t = icalproperty_get_due(p);
if (is_date)
*is_date = t.is_date;
return(icaltime_as_timet(t));
}
else {
return(0L);
}
}
/*
* Compare the due dates of two tasks (this is for sorting)
*/
int task_due_cmp(const void *vtask1, const void *vtask2) {
disp_cal * Task1 = (disp_cal *)GetSearchPayload(vtask1);
disp_cal * Task2 = (disp_cal *)GetSearchPayload(vtask2);
time_t t1;
time_t t2;
t1 = get_task_due_date(Task1->cal, NULL);
t2 = get_task_due_date(Task2->cal, NULL);
if (t1 < t2) return(-1);
if (t1 > t2) return(1);
return(0);
}
/*
* do the whole task view stuff
*/
int tasks_RenderView_or_Tail(SharedMessageStatus *Stat,
void **ViewSpecific,
long oper)
{
long hklen;
const char *HashKey;
void *vCal;
disp_cal *Cal;
HashPos *Pos;
int nItems;
time_t due;
char buf[SIZ];
icalproperty *p;
wcsession *WCC = WC;
wc_printf("<table class=\"calendar_view_background\"><tbody id=\"taskview\">\n<tr>\n<th>");
wc_printf(_("Completed?"));
wc_printf("</th><th>");
wc_printf(_("Name of task"));
wc_printf("</th><th>");
wc_printf(_("Date due"));
wc_printf("</th><th>");
wc_printf(_("Category"));
wc_printf(" (<select id=\"selectcategory\"><option value=\"showall\">%s</option></select>)</th></tr>\n",
_("Show All"));
nItems = GetCount(WC->disp_cal_items);
/* Sort them if necessary
if (nItems > 1) {
SortByPayload(WC->disp_cal_items, task_due_cmp);
}
* this shouldn't be neccessary, since we sort by the start time.
*/
/* And then again, by completed */
if (nItems > 1) {
SortByPayload(WC->disp_cal_items,
task_completed_cmp);
}
Pos = GetNewHashPos(WCC->disp_cal_items, 0);
while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
icalproperty_status todoStatus;
int is_date;
Cal = (disp_cal*)vCal;
wc_printf("<tr><td>");
todoStatus = icalcomponent_get_status(Cal->cal);
wc_printf("<input type=\"checkbox\" name=\"completed\" value=\"completed\" ");
if (todoStatus == ICAL_STATUS_COMPLETED) {
wc_printf("checked=\"checked\" ");
}
wc_printf("disabled=\"disabled\">\n</td><td>");
p = icalcomponent_get_first_property(Cal->cal,
ICAL_SUMMARY_PROPERTY);
wc_printf("<a href=\"display_edit_task?msgnum=%ld?taskrm=", Cal->cal_msgnum);
urlescputs(ChrPtr(WC->CurRoom.name));
wc_printf("\">");
/* wc_printf("<img align=middle "
"src=\"static/taskmanag_16x.gif\" border=0> "); */
if (p != NULL) {
escputs((char *)icalproperty_get_comment(p));
}
wc_printf("</a>\n");
wc_printf("</td>\n");
due = get_task_due_date(Cal->cal, &is_date);
wc_printf("<td><span");
if (due > 0) {
webcit_fmt_date(buf, SIZ, due, is_date ? DATEFMT_RAWDATE : DATEFMT_FULL);
wc_printf(">%s",buf);
}
else {
wc_printf(">");
}
wc_printf("</span></td>");
wc_printf("<td>");
p = icalcomponent_get_first_property(Cal->cal,
ICAL_CATEGORIES_PROPERTY);
if (p != NULL) {
escputs((char *)icalproperty_get_categories(p));
}
wc_printf("</td>");
wc_printf("</tr>");
}
wc_printf("</tbody></table>\n");
/* Free the list */
DeleteHash(&WC->disp_cal_items);
DeleteHashPos(&Pos);
return 0;
}
/*
* Display a task by itself (for editing)
*/
void display_edit_individual_task(icalcomponent *supplied_vtodo, long msgnum, char *from,
int unread, calview *calv)
{
wcsession *WCC = WC;
icalcomponent *vtodo;
icalproperty *p;
struct icaltimetype IcalTime;
int created_new_vtodo = 0;
icalproperty_status todoStatus;
if (supplied_vtodo != NULL) {
vtodo = supplied_vtodo;
/*
* It's safe to convert to UTC here because there are no recurrences to worry about.
*/
ical_dezonify(vtodo);
/*
* If we're looking at a fully encapsulated VCALENDAR
* rather than a VTODO component, attempt to use the first
* relevant VTODO subcomponent. If there is none, the
* NULL returned by icalcomponent_get_first_component() will
* tell the next iteration of this function to create a
* new one.
*/
if (icalcomponent_isa(vtodo) == ICAL_VCALENDAR_COMPONENT) {
display_edit_individual_task(
icalcomponent_get_first_component(
vtodo, ICAL_VTODO_COMPONENT
),
msgnum, from, unread, calv
);
return;
}
}
else {
vtodo = icalcomponent_new(ICAL_VTODO_COMPONENT);
created_new_vtodo = 1;
}
/* TODO: Can we take all this and move it into a template? */
output_headers(1, 1, 1, 0, 0, 0);
wc_printf("<!-- start task edit form -->");
p = icalcomponent_get_first_property(vtodo, ICAL_SUMMARY_PROPERTY);
/* Get summary early for title */
wc_printf("<div class=\"box\">\n");
wc_printf("<div class=\"boxlabel\">");
wc_printf(_("Edit task"));
wc_printf("- ");
if (p != NULL) {
escputs((char *)icalproperty_get_comment(p));
}
wc_printf("</div>");
wc_printf("<div class=\"boxcontent\">\n");
wc_printf("<FORM METHOD=\"POST\" action=\"save_task\">\n");
wc_printf("<div style=\"display: none;\">\n ");
wc_printf("<input type=\"hidden\" name=\"go\" value=\"");
StrEscAppend(WCC->WBuf, WCC->CurRoom.name, NULL, 0, 0);
wc_printf("\">\n");
wc_printf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
wc_printf("<INPUT TYPE=\"hidden\" NAME=\"msgnum\" VALUE=\"%ld\">\n", msgnum);
wc_printf("<INPUT TYPE=\"hidden\" NAME=\"return_to_summary\" VALUE=\"%d\">\n",
ibstr("return_to_summary"));
wc_printf("</div>");
wc_printf("<table class=\"calendar_background\"><tr><td>");
wc_printf("<TABLE STYLE=\"border: none;\">\n");
wc_printf("<TR><TD>");
wc_printf(_("Summary:"));
wc_printf("</TD><TD>"
"<INPUT TYPE=\"text\" NAME=\"summary\" "
"MAXLENGTH=\"64\" SIZE=\"64\" VALUE=\"");
p = icalcomponent_get_first_property(vtodo, ICAL_SUMMARY_PROPERTY);
if (p != NULL) {
escputs((char *)icalproperty_get_comment(p));
}
wc_printf("\"></TD></TR>\n");
wc_printf("<TR><TD>");
wc_printf(_("Start date:"));
wc_printf("</TD><TD>");
p = icalcomponent_get_first_property(vtodo, ICAL_DTSTART_PROPERTY);
wc_printf("<INPUT TYPE=\"CHECKBOX\" NAME=\"nodtstart\" ID=\"nodtstart\" VALUE=\"NODTSTART\" ");
if (p == NULL) {
wc_printf("CHECKED=\"CHECKED\"");
}
wc_printf(">");
wc_printf(_("No date"));
wc_printf(" ");
wc_printf("<span ID=\"dtstart_date\">");
wc_printf(_("or"));
wc_printf(" ");
if (p != NULL) {
IcalTime = icalproperty_get_dtstart(p);
}
else
IcalTime = icaltime_current_time_with_zone(get_default_icaltimezone());
display_icaltimetype_as_webform(&IcalTime, "dtstart", 0);
wc_printf("<INPUT TYPE=\"CHECKBOX\" NAME=\"dtstart_time_assoc\" ID=\"dtstart_time_assoc\" VALUE=\"yes\"");
if (!IcalTime.is_date) {
wc_printf("CHECKED=\"CHECKED\"");
}
wc_printf(">");
wc_printf(_("Time associated"));
wc_printf("</span></TD></TR>\n");
wc_printf("<TR><TD>");
wc_printf(_("Due date:"));
wc_printf("</TD><TD>");
p = icalcomponent_get_first_property(vtodo, ICAL_DUE_PROPERTY);
wc_printf("<INPUT TYPE=\"CHECKBOX\" NAME=\"nodue\" ID=\"nodue\" VALUE=\"NODUE\"");
if (p == NULL) {
wc_printf("CHECKED=\"CHECKED\"");
}
wc_printf(">");
wc_printf(_("No date"));
wc_printf(" ");
wc_printf("<span ID=\"due_date\">\n");
wc_printf(_("or"));
wc_printf(" ");
if (p != NULL) {
IcalTime = icalproperty_get_due(p);
}
else
IcalTime = icaltime_current_time_with_zone(get_default_icaltimezone());
display_icaltimetype_as_webform(&IcalTime, "due", 0);
wc_printf("<INPUT TYPE=\"CHECKBOX\" NAME=\"due_time_assoc\" ID=\"due_time_assoc\" VALUE=\"yes\"");
if (!IcalTime.is_date) {
wc_printf("CHECKED=\"CHECKED\"");
}
wc_printf(">");
wc_printf(_("Time associated"));
wc_printf("</span></TD></TR>\n");
todoStatus = icalcomponent_get_status(vtodo);
wc_printf("<TR><TD>\n");
wc_printf(_("Completed:"));
wc_printf("</TD><TD>");
wc_printf("<INPUT TYPE=\"CHECKBOX\" NAME=\"status\" VALUE=\"COMPLETED\"");
if (todoStatus == ICAL_STATUS_COMPLETED) {
wc_printf(" CHECKED=\"CHECKED\"");
}
wc_printf(" >");
wc_printf("</TD></TR>");
/* start category field */
p = icalcomponent_get_first_property(vtodo, ICAL_CATEGORIES_PROPERTY);
wc_printf("<TR><TD>");
wc_printf(_("Category:"));
wc_printf("</TD><TD>");
wc_printf("<INPUT TYPE=\"text\" NAME=\"category\" MAXLENGTH=\"32\" SIZE=\"32\" VALUE=\"");
if (p != NULL) {
escputs((char *)icalproperty_get_categories(p));
}
wc_printf("\">");
wc_printf("</TD></TR>\n ");
/* end category field */
wc_printf("<TR><TD>");
wc_printf(_("Description:"));
wc_printf("</TD><TD>");
wc_printf("<TEXTAREA NAME=\"description\" "
"ROWS=\"10\" COLS=\"80\">\n"
);
p = icalcomponent_get_first_property(vtodo, ICAL_DESCRIPTION_PROPERTY);
if (p != NULL) {
escputs((char *)icalproperty_get_comment(p));
}
wc_printf("</TEXTAREA></TD></TR></TABLE>\n");
wc_printf("<SPAN STYLE=\"text-align: center;\">"
"<INPUT TYPE=\"submit\" NAME=\"save_button\" VALUE=\"%s\">"
" "
"<INPUT TYPE=\"submit\" NAME=\"delete_button\" VALUE=\"%s\">\n"
" "
"<INPUT TYPE=\"submit\" NAME=\"cancel_button\" VALUE=\"%s\">\n"
"</SPAN>\n",
_("Save"),
_("Delete"),
_("Cancel")
);
wc_printf("</td></tr></table>");
wc_printf("</FORM>\n");
wc_printf("</div></div></div>\n");
wc_printf("<!-- end task edit form -->");
wDumpContent(1);
if (created_new_vtodo) {
icalcomponent_free(vtodo);
}
}
/*
* Save an edited task
*
* supplied_vtodo the task to save
* msgnum number of the mesage in our db
*/
void save_individual_task(icalcomponent *supplied_vtodo, long msgnum, char* from, int unread,
calview *calv)
{
char buf[SIZ];
int delete_existing = 0;
icalproperty *prop;
icalcomponent *vtodo, *encaps;
int created_new_vtodo = 0;
int i;
int sequence = 0;
struct icaltimetype t;
if (supplied_vtodo != NULL) {
vtodo = supplied_vtodo;
/**
* If we're looking at a fully encapsulated VCALENDAR
* rather than a VTODO component, attempt to use the first
* relevant VTODO subcomponent. If there is none, the
* NULL returned by icalcomponent_get_first_component() will
* tell the next iteration of this function to create a
* new one.
*/
if (icalcomponent_isa(vtodo) == ICAL_VCALENDAR_COMPONENT) {
save_individual_task(
icalcomponent_get_first_component(
vtodo, ICAL_VTODO_COMPONENT),
msgnum, from, unread, calv
);
return;
}
}
else {
vtodo = icalcomponent_new(ICAL_VTODO_COMPONENT);
created_new_vtodo = 1;
}
if (havebstr("save_button")) {
/** Replace values in the component with ones from the form */
while (prop = icalcomponent_get_first_property(vtodo,
ICAL_SUMMARY_PROPERTY), prop != NULL) {
icalcomponent_remove_property(vtodo, prop);
icalproperty_free(prop);
}
if (havebstr("summary")) {
icalcomponent_add_property(vtodo,
icalproperty_new_summary(bstr("summary")));
} else {
icalcomponent_add_property(vtodo,
icalproperty_new_summary(_("Untitled Task")));
}
while (prop = icalcomponent_get_first_property(vtodo,
ICAL_DESCRIPTION_PROPERTY), prop != NULL) {
icalcomponent_remove_property(vtodo, prop);
icalproperty_free(prop);
}
if (havebstr("description")) {
icalcomponent_add_property(vtodo,
icalproperty_new_description(bstr("description")));
}
while (prop = icalcomponent_get_first_property(vtodo,
ICAL_DTSTART_PROPERTY), prop != NULL) {
icalcomponent_remove_property(vtodo, prop);
icalproperty_free(prop);
}
if (IsEmptyStr(bstr("nodtstart"))) {
if (yesbstr("dtstart_time")) {
icaltime_from_webform(&t, "dtstart");
}
else {
icaltime_from_webform_dateonly(&t, "dtstart");
}
icalcomponent_add_property(vtodo,
icalproperty_new_dtstart(t)
);
}
while(prop = icalcomponent_get_first_property(vtodo,
ICAL_STATUS_PROPERTY), prop != NULL) {
icalcomponent_remove_property(vtodo,prop);
icalproperty_free(prop);
}
while(prop = icalcomponent_get_first_property(vtodo,
ICAL_PERCENTCOMPLETE_PROPERTY), prop != NULL) {
icalcomponent_remove_property(vtodo,prop);
icalproperty_free(prop);
}
if (havebstr("status")) {
icalproperty_status taskStatus = icalproperty_string_to_status(bstr("status"));
icalcomponent_set_status(vtodo, taskStatus);
icalcomponent_add_property(vtodo,
icalproperty_new_percentcomplete(
(strcasecmp(bstr("status"), "completed") ? 0 : 100)
)
);
}
else {
icalcomponent_add_property(vtodo, icalproperty_new_percentcomplete(0));
}
while (prop = icalcomponent_get_first_property(vtodo,
ICAL_CATEGORIES_PROPERTY), prop != NULL) {
icalcomponent_remove_property(vtodo,prop);
icalproperty_free(prop);
}
if (!IsEmptyStr(bstr("category"))) {
prop = icalproperty_new_categories(bstr("category"));
icalcomponent_add_property(vtodo,prop);
}
while (prop = icalcomponent_get_first_property(vtodo,
ICAL_DUE_PROPERTY), prop != NULL) {
icalcomponent_remove_property(vtodo, prop);
icalproperty_free(prop);
}
if (IsEmptyStr(bstr("nodue"))) {
if (yesbstr("due_time")) {
icaltime_from_webform(&t, "due");
}
else {
icaltime_from_webform_dateonly(&t, "due");
}
icalcomponent_add_property(vtodo,
icalproperty_new_due(t)
);
}
/** Give this task a UID if it doesn't have one. */
syslog(LOG_DEBUG, "Give this task a UID if it doesn't have one.\n");
if (icalcomponent_get_first_property(vtodo,
ICAL_UID_PROPERTY) == NULL) {
generate_uuid(buf);
icalcomponent_add_property(vtodo,
icalproperty_new_uid(buf)
);
}
/* Increment the sequence ID */
syslog(LOG_DEBUG, "Increment the sequence ID\n");
while (prop = icalcomponent_get_first_property(vtodo,
ICAL_SEQUENCE_PROPERTY), (prop != NULL) ) {
i = icalproperty_get_sequence(prop);
syslog(LOG_DEBUG, "Sequence was %d\n", i);
if (i > sequence) sequence = i;
icalcomponent_remove_property(vtodo, prop);
icalproperty_free(prop);
}
++sequence;
syslog(LOG_DEBUG, "New sequence is %d. Adding...\n", sequence);
icalcomponent_add_property(vtodo,
icalproperty_new_sequence(sequence)
);
/*
* Encapsulate event into full VCALENDAR component. Clone it first,
* for two reasons: one, it's easier to just free the whole thing
* when we're done instead of unbundling, but more importantly, we
* can't encapsulate something that may already be encapsulated
* somewhere else.
*/
syslog(LOG_DEBUG, "Encapsulating into a full VCALENDAR component\n");
encaps = ical_encapsulate_subcomponent(icalcomponent_new_clone(vtodo));
/* Serialize it and save it to the message base */
serv_puts("ENT0 1|||4");
serv_getln(buf, sizeof buf);
if (buf[0] == '4') {
serv_puts("Content-type: text/calendar");
serv_puts("");
serv_puts(icalcomponent_as_ical_string(encaps));
serv_puts("000");
/*
* Probably not necessary; the server will see the UID
* of the object and delete the old one anyway, but
* just in case...
*/
delete_existing = 1;
}
icalcomponent_free(encaps);
}
/**
* If the user clicked 'Delete' then explicitly delete the message.
*/
if (havebstr("delete_button")) {
delete_existing = 1;
}
if ( (delete_existing) && (msgnum > 0L) ) {
serv_printf("DELE %ld", lbstr("msgnum"));
serv_getln(buf, sizeof buf);
}
if (created_new_vtodo) {
icalcomponent_free(vtodo);
}
/* Go back to wherever we came from */
if (ibstr("return_to_summary") == 1) {
display_summary_page();
}
else {
readloop(readfwd, eUseDefault);
}
}
/*
* free memory allocated using libical
*/
void delete_task(void *vCal)
{
disp_cal *Cal = (disp_cal*) vCal;
icalcomponent_free(Cal->cal);
free(Cal->from);
free(Cal);
}
/*
* Load a Task into a hash table for later display.
*/
void load_task(icalcomponent *event, long msgnum, char *from, int unread, calview *calv)
{
icalproperty *ps = NULL;
struct icaltimetype dtstart, dtend;
wcsession *WCC = WC;
disp_cal *Cal;
size_t len;
icalcomponent *cptr = NULL;
dtstart = icaltime_null_time();
dtend = icaltime_null_time();
if (WCC->disp_cal_items == NULL) {
WCC->disp_cal_items = NewHash(0, Flathash);
}
Cal = (disp_cal*) malloc(sizeof(disp_cal));
memset(Cal, 0, sizeof(disp_cal));
Cal->cal = icalcomponent_new_clone(event);
/* Dezonify and decapsulate at the very last moment */
ical_dezonify(Cal->cal);
if (icalcomponent_isa(Cal->cal) != ICAL_VTODO_COMPONENT) {
cptr = icalcomponent_get_first_component(Cal->cal, ICAL_VTODO_COMPONENT);
if (cptr) {
cptr = icalcomponent_new_clone(cptr);
icalcomponent_free(Cal->cal);
Cal->cal = cptr;
}
}
Cal->unread = unread;
len = strlen(from);
Cal->from = (char*)malloc(len+ 1);
memcpy(Cal->from, from, len + 1);
Cal->cal_msgnum = msgnum;
/* Precalculate the starting date and time of this event, and store it in our top-level
* structure. Later, when we are rendering the calendar, we can just peek at these values
* without having to break apart every calendar item.
*/
ps = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
if (ps != NULL) {
dtstart = icalproperty_get_dtstart(ps);
Cal->event_start = icaltime_as_timet(dtstart);
}
/* Do the same for the ending date and time. It makes the day view much easier to render. */
ps = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
if (ps != NULL) {
dtend = icalproperty_get_dtend(ps);
Cal->event_end = icaltime_as_timet(dtend);
}
/* Store it in the hash list. */
/* syslog(LOG_DEBUG, "INITIAL: %s", ctime(&Cal->event_start)); */
Put(WCC->disp_cal_items,
(char*) &Cal->event_start,
sizeof(Cal->event_start),
Cal,
delete_task
);
}
/*
* Display task view
*/
int tasks_LoadMsgFromServer(SharedMessageStatus *Stat,
void **ViewSpecific,
message_summary* Msg,
int is_new,
int i)
{
/* Not (yet?) needed here? calview *c = (calview *) *ViewSpecific; */
load_ical_object(Msg->msgnum, is_new, ICAL_VTODO_COMPONENT, load_task, NULL, 0);
return 0;
}
/*
* Display the editor component for a task
*/
void display_edit_task(void) {
long msgnum = 0L;
/* Force change the room if we have to */
if (havebstr("taskrm")) {
gotoroom(sbstr("taskrm"));
}
msgnum = lbstr("msgnum");
if (msgnum > 0L) {
/* existing task */
load_ical_object(msgnum, 0,
ICAL_VTODO_COMPONENT,
display_edit_individual_task,
NULL, 0
);
}
else {
/* new task */
display_edit_individual_task(NULL, 0L, "", 0, NULL);
}
}
/*
* save an edited task
*/
void save_task(void) {
long msgnum = 0L;
msgnum = lbstr("msgnum");
if (msgnum > 0L) {
load_ical_object(msgnum, 0, ICAL_VTODO_COMPONENT, save_individual_task, NULL, 0);
}
else {
save_individual_task(NULL, 0L, "", 0, NULL);
}
}
int tasks_GetParamsGetServerCall(SharedMessageStatus *Stat,
void **ViewSpecific,
long oper,
char *cmd,
long len,
char *filter,
long flen)
{
strcpy(cmd, "MSGS ALL");
Stat->maxmsgs = 32767;
return 200;
}
int tasks_Cleanup(void **ViewSpecific)
{
wDumpContent(1);
/* Tasks doesn't need the calview struct...
free (*ViewSpecific);
*ViewSpecific = NULL;
*/
return 0;
}
void
InitModule_TASKS
(void)
{
RegisterReadLoopHandlerset(
VIEW_TASKS,
tasks_GetParamsGetServerCall,
NULL,
NULL,
NULL,
tasks_LoadMsgFromServer,
tasks_RenderView_or_Tail,
tasks_Cleanup,
NULL);
WebcitAddUrlHandler(HKEY("save_task"), "", 0, save_task, 0);
}
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