Diffstat (limited to 'libical/src/libical/icalcomponent.c') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libical/src/libical/icalcomponent.c | 1488 |
1 files changed, 1488 insertions, 0 deletions
diff --git a/libical/src/libical/icalcomponent.c b/libical/src/libical/icalcomponent.c new file mode 100644 index 0000000..af0d3ec --- a/dev/null +++ b/libical/src/libical/icalcomponent.c @@ -0,0 +1,1488 @@ +/*====================================================================== + FILE: icalcomponent.c + CREATOR: eric 28 April 1999 + + $Id$ + + + (C) COPYRIGHT 2000, Eric Busboom, http://www.softwarestudio.org + + This program is free software; you can redistribute it and/or modify + it under the terms of either: + + The LGPL as published by the Free Software Foundation, version + 2.1, available at: http://www.fsf.org/copyleft/lesser.html + + Or: + + The Mozilla Public License Version 1.0. You may obtain a copy of + the License at http://www.mozilla.org/MPL/ + + The original code is icalcomponent.c + +======================================================================*/ + + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "icalcomponent.h" +#include "pvl.h" /* "Pointer-to-void list" */ +#include "icalerror.h" +#include "icalmemory.h" +#include "icalenums.h" +#include "icaltime.h" +#include "icalduration.h" +#include "icalperiod.h" +#include "icalparser.h" + +#include <stdlib.h> /* for malloc */ +#include <stdarg.h> /* for va_list, etc */ +#include <errno.h> +#include <assert.h> +#include <stdio.h> /* for fprintf */ +#include <string.h> + +#define MAX_TMP 1024 + +struct icalcomponent_impl +{ + char id[5]; + icalcomponent_kind kind; + char* x_name; + pvl_list properties; + pvl_elem property_iterator; + pvl_list components; + pvl_elem component_iterator; + icalcomponent* parent; +}; + +/* icalproperty functions that only components get to use */ +void icalproperty_set_parent(icalproperty* property, + icalcomponent* component); +icalcomponent* icalproperty_get_parent(icalproperty* property); +void icalcomponent_add_children(struct icalcomponent_impl *impl,va_list args); +icalcomponent* icalcomponent_new_impl (icalcomponent_kind kind); +int icalcomponent_property_sorter(void *a, void *b); + + +void icalcomponent_add_children(struct icalcomponent_impl *impl,va_list args) +{ + void* vp; + + while((vp = va_arg(args, void*)) != 0) { + + assert (icalcomponent_isa_component(vp) != 0 || + icalproperty_isa_property(vp) != 0 ) ; + + if (icalcomponent_isa_component(vp) != 0 ){ + + icalcomponent_add_component((icalcomponent*)impl, + (icalcomponent*)vp); + + } else if (icalproperty_isa_property(vp) != 0 ){ + + icalcomponent_add_property((icalcomponent*)impl, + (icalproperty*)vp); + } + } +} + +icalcomponent* +icalcomponent_new_impl (icalcomponent_kind kind) +{ + struct icalcomponent_impl* comp; + + if ( ( comp = (struct icalcomponent_impl*) + malloc(sizeof(struct icalcomponent_impl))) == 0) { + icalerror_set_errno(ICAL_NEWFAILED_ERROR); + return 0; + } + + strcpy(comp->id,"comp"); + + comp->kind = kind; + comp->properties = pvl_newlist(); + comp->property_iterator = 0; + comp->components = pvl_newlist(); + comp->component_iterator = 0; + comp->x_name = 0; + comp->parent = 0; + + return comp; +} + +icalcomponent* +icalcomponent_new (icalcomponent_kind kind) +{ + return (icalcomponent*)icalcomponent_new_impl(kind); +} + +icalcomponent* +icalcomponent_vanew (icalcomponent_kind kind, ...) +{ + va_list args; + + struct icalcomponent_impl *impl = icalcomponent_new_impl(kind); + + if (impl == 0){ + return 0; + } + + va_start(args,kind); + icalcomponent_add_children(impl, args); + va_end(args); + + return (icalcomponent*) impl; +} + +icalcomponent* icalcomponent_new_from_string(char* str) +{ + return icalparser_parse_string(str); +} + +icalcomponent* icalcomponent_new_clone(icalcomponent* component) +{ + struct icalcomponent_impl *old = (struct icalcomponent_impl*)component; + struct icalcomponent_impl *new; + icalproperty *p; + icalcomponent *c; + pvl_elem itr; + + icalerror_check_arg_rz( (component!=0), "component"); + + new = icalcomponent_new_impl(old->kind); + + if (new == 0){ + return 0; + } + + + for( itr = pvl_head(old->properties); + itr != 0; + itr = pvl_next(itr)) + { + p = (icalproperty*)pvl_data(itr); + icalcomponent_add_property(new,icalproperty_new_clone(p)); + } + + + for( itr = pvl_head(old->components); + itr != 0; + itr = pvl_next(itr)) + { + c = (icalcomponent*)pvl_data(itr); + icalcomponent_add_component(new,icalcomponent_new_clone(c)); + } + + return new; + +} + + +void +icalcomponent_free (icalcomponent* component) +{ + icalproperty* prop; + icalcomponent* comp; + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + + icalerror_check_arg_rv( (component!=0), "component"); + +#ifdef ICAL_FREE_ON_LIST_IS_ERROR + icalerror_assert( (c->parent ==0),"Tried to free a component that is still attached to a parent component"); +#else + if(c->parent != 0){ + return; + } +#endif + + if(component != 0 ){ + + while( (prop=pvl_pop(c->properties)) != 0){ + assert(prop != 0); + icalproperty_set_parent(prop,0); + icalproperty_free(prop); + } + + pvl_free(c->properties); + + while( (comp=pvl_data(pvl_head(c->components))) != 0){ + assert(comp!=0); + icalcomponent_remove_component(component,comp); + icalcomponent_free(comp); + } + + pvl_free(c->components); + + if (c->x_name != 0) { + free(c->x_name); + } + + c->kind = ICAL_NO_COMPONENT; + c->properties = 0; + c->property_iterator = 0; + c->components = 0; + c->component_iterator = 0; + c->x_name = 0; + c->id[0] = 'X'; + + free(c); + } +} + +char* +icalcomponent_as_ical_string (icalcomponent* component) +{ + char* buf, *out_buf; + const char* tmp_buf; + size_t buf_size = 1024; + char* buf_ptr = 0; + pvl_elem itr; + struct icalcomponent_impl *impl = (struct icalcomponent_impl*)component; + +#ifdef ICAL_UNIX_NEWLINE + char newline[] = "\n"; +#else + char newline[] = "\n"; +#endif + icalcomponent *c; + icalproperty *p; + icalcomponent_kind kind = icalcomponent_isa(component); + + const char* kind_string; + + buf = icalmemory_new_buffer(buf_size); + buf_ptr = buf; + + icalerror_check_arg_rz( (component!=0), "component"); + icalerror_check_arg_rz( (kind!=ICAL_NO_COMPONENT), "component kind is ICAL_NO_COMPONENT"); + + kind_string = icalcomponent_kind_to_string(kind); + + icalerror_check_arg_rz( (kind_string!=0),"Unknown kind of component"); + + icalmemory_append_string(&buf, &buf_ptr, &buf_size, "BEGIN:"); + icalmemory_append_string(&buf, &buf_ptr, &buf_size, kind_string); + icalmemory_append_string(&buf, &buf_ptr, &buf_size, newline); + + + for( itr = pvl_head(impl->properties); + itr != 0; + itr = pvl_next(itr)) + { + // printf("3333calcomponent_as_ical_string System Timezone2: %s %s \n", *tzname, getenv("TZ") ); + + p = (icalproperty*)pvl_data(itr); + + icalerror_assert((p!=0),"Got a null property"); + tmp_buf = icalproperty_as_ical_string(p); + + icalmemory_append_string(&buf, &buf_ptr, &buf_size, tmp_buf); + } + + + for( itr = pvl_head(impl->components); + itr != 0; + itr = pvl_next(itr)) + { + + c = (icalcomponent*)pvl_data(itr); + + tmp_buf = icalcomponent_as_ical_string(c); + icalmemory_append_string(&buf, &buf_ptr, &buf_size, tmp_buf); + + } + + icalmemory_append_string(&buf, &buf_ptr, &buf_size, "END:"); //tzset(); + icalmemory_append_string(&buf, &buf_ptr, &buf_size, + icalcomponent_kind_to_string(kind)); + icalmemory_append_string(&buf, &buf_ptr, &buf_size, newline); //tzset(); + + out_buf = icalmemory_tmp_copy(buf); + free(buf); + + return out_buf; +} + + +int +icalcomponent_is_valid (icalcomponent* component) +{ + struct icalcomponent_impl *impl = (struct icalcomponent_impl *)component; + + + if ( (strcmp(impl->id,"comp") == 0) && + impl->kind != ICAL_NO_COMPONENT){ + return 1; + } else { + return 0; + } + +} + + +icalcomponent_kind +icalcomponent_isa (icalcomponent* component) +{ + struct icalcomponent_impl *impl = (struct icalcomponent_impl *)component; + icalerror_check_arg_rz( (component!=0), "component"); + + if(component != 0) + { + return impl->kind; + } + + return ICAL_NO_COMPONENT; +} + + +int +icalcomponent_isa_component (void* component) +{ + struct icalcomponent_impl *impl = (struct icalcomponent_impl *)component; + + icalerror_check_arg_rz( (component!=0), "component"); + + if (strcmp(impl->id,"comp") == 0) { + return 1; + } else { + return 0; + } + +} + +int icalcomponent_property_sorter(void *a, void *b) +{ + icalproperty_kind kinda, kindb; + const char *ksa, *ksb; + + kinda = icalproperty_isa((icalproperty*)a); + kindb = icalproperty_isa((icalproperty*)b); + + ksa = icalproperty_kind_to_string(kinda); + ksb = icalproperty_kind_to_string(kindb); + + return strcmp(ksa,ksb); +} + + +void +icalcomponent_add_property (icalcomponent* component, icalproperty* property) +{ + struct icalcomponent_impl *impl; + + icalerror_check_arg_rv( (component!=0), "component"); + icalerror_check_arg_rv( (property!=0), "property"); + + impl = (struct icalcomponent_impl*)component; + + icalerror_assert( (!icalproperty_get_parent(property)),"The property has already been added to a component. Remove the property with icalcomponent_remove_property before calling icalcomponent_add_property"); + + icalproperty_set_parent(property,component); + +#ifdef ICAL_INSERT_ORDERED + pvl_insert_ordered(impl->properties, + icalcomponent_property_sorter,property); +#else + pvl_push(impl->properties,property); +#endif + +} + + +void +icalcomponent_remove_property (icalcomponent* component, icalproperty* property) +{ + struct icalcomponent_impl *impl; + pvl_elem itr, next_itr; + struct icalproperty_impl *pimpl; + + icalerror_check_arg_rv( (component!=0), "component"); + icalerror_check_arg_rv( (property!=0), "property"); + + impl = (struct icalcomponent_impl*)component; + + pimpl = (struct icalproperty_impl*)property; + + icalerror_assert( (icalproperty_get_parent(property)),"The property is not a member of a component"); + + + for( itr = pvl_head(impl->properties); + itr != 0; + itr = next_itr) + { + next_itr = pvl_next(itr); + + if( pvl_data(itr) == (void*)property ){ + + if (impl->property_iterator == itr){ + impl->property_iterator = pvl_next(itr); + } + + pvl_remove( impl->properties, itr); + icalproperty_set_parent(property,0); + } + } +} + +int +icalcomponent_count_properties (icalcomponent* component, + icalproperty_kind kind) +{ + int count=0; + pvl_elem itr; + struct icalcomponent_impl *impl = (struct icalcomponent_impl*)component; + + icalerror_check_arg_rz( (component!=0), "component"); + + for( itr = pvl_head(impl->properties); + itr != 0; + itr = pvl_next(itr)) + { + if(kind == icalproperty_isa((icalproperty*)pvl_data(itr)) || + kind == ICAL_ANY_PROPERTY){ + count++; + } + } + + + return count; + +} + +icalproperty* icalcomponent_get_current_property (icalcomponent* component) +{ + + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + icalerror_check_arg_rz( (component!=0),"component"); + + if ((c->property_iterator==0)){ + return 0; + } + + return (icalproperty*) pvl_data(c->property_iterator); + +} + +icalproperty* +icalcomponent_get_first_property (icalcomponent* component, icalproperty_kind kind) +{ + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + icalerror_check_arg_rz( (component!=0),"component"); + + for( c->property_iterator = pvl_head(c->properties); + c->property_iterator != 0; + c->property_iterator = pvl_next(c->property_iterator)) { + + icalproperty *p = (icalproperty*) pvl_data(c->property_iterator); + + if (icalproperty_isa(p) == kind || kind == ICAL_ANY_PROPERTY) { + + return p; + } + } + return 0; +} + +icalproperty* +icalcomponent_get_next_property (icalcomponent* component, icalproperty_kind kind) +{ + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + icalerror_check_arg_rz( (component!=0),"component"); + + if (c->property_iterator == 0){ + return 0; + } + + for( c->property_iterator = pvl_next(c->property_iterator); + c->property_iterator != 0; + c->property_iterator = pvl_next(c->property_iterator)) { + + icalproperty *p = (icalproperty*) pvl_data(c->property_iterator); + + if (icalproperty_isa(p) == kind || kind == ICAL_ANY_PROPERTY) { + + return p; + } + } + + return 0; +} + + +icalproperty** +icalcomponent_get_properties (icalcomponent* component, icalproperty_kind kind); + + +void +icalcomponent_add_component (icalcomponent* parent, icalcomponent* child) +{ + struct icalcomponent_impl *impl, *cimpl; + + icalerror_check_arg_rv( (parent!=0), "parent"); + icalerror_check_arg_rv( (child!=0), "child"); + + impl = (struct icalcomponent_impl*)parent; + cimpl = (struct icalcomponent_impl*)child; + + if (cimpl->parent !=0) { + icalerror_set_errno(ICAL_USAGE_ERROR); + } + + cimpl->parent = parent; + + pvl_push(impl->components,child); +} + + +void +icalcomponent_remove_component (icalcomponent* parent, icalcomponent* child) +{ + struct icalcomponent_impl *impl,*cimpl; + pvl_elem itr, next_itr; + + icalerror_check_arg_rv( (parent!=0), "parent"); + icalerror_check_arg_rv( (child!=0), "child"); + + impl = (struct icalcomponent_impl*)parent; + cimpl = (struct icalcomponent_impl*)child; + + for( itr = pvl_head(impl->components); + itr != 0; + itr = next_itr) + { + next_itr = pvl_next(itr); + + if( pvl_data(itr) == (void*)child ){ + + if (impl->component_iterator == itr){ + /* Don't let the current iterator become invalid */ + + /* HACK. The semantics for this are troubling. */ + impl->component_iterator = + pvl_next(impl->component_iterator); + + } + pvl_remove( impl->components, itr); + cimpl->parent = 0; + break; + } + } +} + + +int +icalcomponent_count_components (icalcomponent* component, + icalcomponent_kind kind) +{ + int count=0; + pvl_elem itr; + struct icalcomponent_impl *impl = (struct icalcomponent_impl*)component; + + icalerror_check_arg_rz( (component!=0), "component"); + + for( itr = pvl_head(impl->components); + itr != 0; + itr = pvl_next(itr)) + { + if(kind == icalcomponent_isa((icalcomponent*)pvl_data(itr)) || + kind == ICAL_ANY_COMPONENT){ + count++; + } + } + + return count; +} + +icalcomponent* +icalcomponent_get_current_component(icalcomponent* component) +{ + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + + icalerror_check_arg_rz( (component!=0),"component"); + + if (c->component_iterator == 0){ + return 0; + } + + return (icalcomponent*) pvl_data(c->component_iterator); +} + +icalcomponent* +icalcomponent_get_first_component (icalcomponent* component, + icalcomponent_kind kind) +{ + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + + icalerror_check_arg_rz( (component!=0),"component"); + + for( c->component_iterator = pvl_head(c->components); + c->component_iterator != 0; + c->component_iterator = pvl_next(c->component_iterator)) { + + icalcomponent *p = (icalcomponent*) pvl_data(c->component_iterator); + + if (icalcomponent_isa(p) == kind || kind == ICAL_ANY_COMPONENT) { + + return p; + } + } + + return 0; +} + + +icalcomponent* +icalcomponent_get_next_component (icalcomponent* component, icalcomponent_kind kind) +{ + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + + icalerror_check_arg_rz( (component!=0),"component"); + + if (c->component_iterator == 0){ + return 0; + } + + for( c->component_iterator = pvl_next(c->component_iterator); + c->component_iterator != 0; + c->component_iterator = pvl_next(c->component_iterator)) { + + icalcomponent *p = (icalcomponent*) pvl_data(c->component_iterator); + + if (icalcomponent_isa(p) == kind || kind == ICAL_ANY_COMPONENT) { + + return p; + } + } + + return 0; +} + +icalcomponent* icalcomponent_get_first_real_component(icalcomponent *c) +{ + icalcomponent *comp; + + for(comp = icalcomponent_get_first_component(c,ICAL_ANY_COMPONENT); + comp != 0; + comp = icalcomponent_get_next_component(c,ICAL_ANY_COMPONENT)){ + + icalcomponent_kind kind = icalcomponent_isa(comp); + + if(kind == ICAL_VEVENT_COMPONENT || + kind == ICAL_VTODO_COMPONENT || + kind == ICAL_VJOURNAL_COMPONENT || + kind == ICAL_VFREEBUSY_COMPONENT ){ + return comp; + } + } + return 0; +} + +time_t icalcomponent_convert_time(icalproperty *p) +{ + struct icaltimetype sict; + time_t convt; + icalproperty *tzp; + + + /* Though it says _dtstart, it will work for dtend too */ + sict = icalproperty_get_dtstart(p); + + tzp = icalproperty_get_first_parameter(p,ICAL_TZID_PARAMETER); + + if (sict.is_utc == 1 && tzp != 0){ + icalerror_warn("icalcomponent_get_span: component has a UTC DTSTART with a timezone specified "); + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + return 0; + } + + if(sict.is_utc == 1){ + /* _as_timet will use gmtime() to do the conversion */ + convt = icaltime_as_timet(sict); + +#ifdef TEST_CONVERT_TIME + printf("convert time: use as_timet:\n %s\n %s", + icalproperty_as_ical_string(p), ctime(&convt)); +#endif + + } else if (sict.is_utc == 0 && tzp == 0 ) { + time_t offset; + + /* _as_timet will use localtime() to do the conversion */ + convt = icaltime_as_timet(sict); + offset = icaltime_utc_offset(sict,0); + convt += offset; + +#ifdef TEST_CONVERT_TIME + printf("convert time: use as_timet and adjust:\n %s\n %s", + icalproperty_as_ical_string(p), ctime(&convt)); +#endif + } else { + /* Convert the time to UTC for the named timezone*/ + const char* timezone = icalparameter_get_tzid(tzp); + convt = icaltime_as_timet(icaltime_as_utc(sict,timezone)); + +#ifdef TEST_CONVERT_TIME + printf("convert time: use _as_utc:\n %s\n %s", + icalproperty_as_ical_string(p), ctime(&convt)); +#endif + } + + return convt; +} +struct icaltime_span icalcomponent_get_span(icalcomponent* comp) +{ + icalcomponent *inner; + icalproperty *p, *duration; + icalcomponent_kind kind; + struct icaltime_span span; + struct icaltimetype start; + + span.start = 0; + span.end = 0; + span.is_busy= 1; + + /* initial Error checking */ + +/* icalerror_check_arg_rz( (comp!=0),"comp");*/ + + kind = icalcomponent_isa(comp); + + if(kind == ICAL_VCALENDAR_COMPONENT){ + inner = icalcomponent_get_first_real_component(comp); + + /* Maybe there is a VTIMEZONE in there */ + if (inner == 0){ + inner = icalcomponent_get_first_component(comp, + ICAL_VTIMEZONE_COMPONENT); + } + + } else { + inner = comp; + } + + if (inner == 0){ + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + /*icalerror_warn("icalcomponent_get_span: no component specified, or empty VCALENDAR component");*/ + return span; + } + + kind = icalcomponent_isa(inner); + + if( !( kind == ICAL_VEVENT_COMPONENT || + kind == ICAL_VJOURNAL_COMPONENT || + kind == ICAL_VTODO_COMPONENT || + kind == ICAL_VFREEBUSY_COMPONENT )) { + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + /*icalerror_warn("icalcomponent_get_span: no component specified, or empty VCALENDAR component");*/ + return span; + + } + + + + /* Get to work. starting with DTSTART */ + + p = icalcomponent_get_first_property(inner, ICAL_DTSTART_PROPERTY); + + if (p ==0 ) { + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + /*icalerror_warn("icalcomponent_get_span: component has no DTSTART time");*/ + return span; + } + + + start = icalproperty_get_dtstart(p); + + icalerror_clear_errno(); + + span.start = icalcomponent_convert_time(p); + +#ifdef TEST_CONVERT_TIME + printf("convert time:\n %s %s", + icalproperty_as_ical_string(p), ctime(&span.start)); +#endif + + if(icalerrno != ICAL_NO_ERROR){ + span.start = 0; + return span; + } + + /* The end time could be specified as either a DTEND or a DURATION */ + p = icalcomponent_get_first_property(inner, ICAL_DTEND_PROPERTY); + duration = icalcomponent_get_first_property(inner, ICAL_DURATION_PROPERTY); + + if (p==0 && duration == 0 && start.is_date != 1) { + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + /*icalerror_warn("icalcomponent_get_span: component has neither DTEND nor DURATION time");*/ + span.start = 0; + return span; + } + + if (p!=0){ + span.end = icalcomponent_convert_time(p); + } else if (start.is_date == 1) { + /* Duration is all day */ + span.end = span.start + 60*60*24; + } else { + /* Use the duration */ + struct icaldurationtype dur; + time_t durt; + + + dur = icalproperty_get_duration(duration); + + durt = icaldurationtype_as_int(dur); + span.end = span.start+durt; + } + + return span; + +} + + +int icalcomponent_count_errors(icalcomponent* component) +{ + int errors = 0; + icalproperty *p; + icalcomponent *c; + pvl_elem itr; + struct icalcomponent_impl *impl = (struct icalcomponent_impl*)component; + + for( itr = pvl_head(impl->properties); + itr != 0; + itr = pvl_next(itr)) + { + p = (icalproperty*)pvl_data(itr); + + if(icalproperty_isa(p) == ICAL_XLICERROR_PROPERTY) + { + errors++; + } + } + + + for( itr = pvl_head(impl->components); + itr != 0; + itr = pvl_next(itr)) + { + c = (icalcomponent*)pvl_data(itr); + + errors += icalcomponent_count_errors(c); + + } + + return errors; +} + + +void icalcomponent_strip_errors(icalcomponent* component) +{ + icalproperty *p; + icalcomponent *c; + pvl_elem itr, next_itr; + struct icalcomponent_impl *impl = (struct icalcomponent_impl*)component; + + for( itr = pvl_head(impl->properties); + itr != 0; + itr = next_itr) + { + p = (icalproperty*)pvl_data(itr); + next_itr = pvl_next(itr); + + if(icalproperty_isa(p) == ICAL_XLICERROR_PROPERTY) + { + icalcomponent_remove_property(component,p); + } + } + + for( itr = pvl_head(impl->components); + itr != 0; + itr = pvl_next(itr)) + { + c = (icalcomponent*)pvl_data(itr); + icalcomponent_strip_errors(c); + } +} + +/* Hack. This will change the state of the iterators */ +void icalcomponent_convert_errors(icalcomponent* component) +{ + icalproperty *p, *next_p; + icalcomponent *c; + + for(p = icalcomponent_get_first_property(component,ICAL_ANY_PROPERTY); + p != 0; + p = next_p){ + + next_p = icalcomponent_get_next_property(component,ICAL_ANY_PROPERTY); + + if(icalproperty_isa(p) == ICAL_XLICERROR_PROPERTY) + { + struct icalreqstattype rst; + icalparameter *param = icalproperty_get_first_parameter + (p,ICAL_XLICERRORTYPE_PARAMETER); + + rst.code = ICAL_UNKNOWN_STATUS; + rst.desc = 0; + + switch(icalparameter_get_xlicerrortype(param)){ + + case ICAL_XLICERRORTYPE_PARAMETERNAMEPARSEERROR: { + rst.code = ICAL_3_2_INVPARAM_STATUS; + break; + } + case ICAL_XLICERRORTYPE_PARAMETERVALUEPARSEERROR: { + rst.code = ICAL_3_3_INVPARAMVAL_STATUS; + break; + } + case ICAL_XLICERRORTYPE_PROPERTYPARSEERROR: { + rst.code = ICAL_3_0_INVPROPNAME_STATUS; + break; + } + case ICAL_XLICERRORTYPE_VALUEPARSEERROR: { + rst.code = ICAL_3_1_INVPROPVAL_STATUS; + break; + } + case ICAL_XLICERRORTYPE_COMPONENTPARSEERROR: { + rst.code = ICAL_3_4_INVCOMP_STATUS; + break; + } + + default: { + } + } + if (rst.code != ICAL_UNKNOWN_STATUS){ + + rst.debug = icalproperty_get_xlicerror(p); + icalcomponent_add_property(component, + icalproperty_new_requeststatus(rst)); + + icalcomponent_remove_property(component,p); + } + } + } + + for(c = icalcomponent_get_first_component(component,ICAL_ANY_COMPONENT); + c != 0; + c = icalcomponent_get_next_component(component,ICAL_ANY_COMPONENT)){ + + icalcomponent_convert_errors(c); + } +} + + +icalcomponent* icalcomponent_get_parent(icalcomponent* component) +{ + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + + return c->parent; +} + +void icalcomponent_set_parent(icalcomponent* component, icalcomponent* parent) +{ + struct icalcomponent_impl *c = (struct icalcomponent_impl*)component; + + c->parent = parent; +} + +icalcompiter icalcompiter_null = {ICAL_NO_COMPONENT,0}; + + +struct icalcomponent_kind_map { + icalcomponent_kind kind; + char name[20]; +}; + + + +static struct icalcomponent_kind_map component_map[] = +{ + { ICAL_VEVENT_COMPONENT, "VEVENT" }, + { ICAL_VTODO_COMPONENT, "VTODO" }, + { ICAL_VJOURNAL_COMPONENT, "VJOURNAL" }, + { ICAL_VCALENDAR_COMPONENT, "VCALENDAR" }, + { ICAL_VFREEBUSY_COMPONENT, "VFREEBUSY" }, + { ICAL_VTIMEZONE_COMPONENT, "VTIMEZONE" }, + { ICAL_VALARM_COMPONENT, "VALARM" }, + { ICAL_XSTANDARD_COMPONENT, "STANDARD" }, /*These are part of RFC2445 */ + { ICAL_XDAYLIGHT_COMPONENT, "DAYLIGHT" }, /*but are not really components*/ + { ICAL_X_COMPONENT, "X" }, + { ICAL_VSCHEDULE_COMPONENT, "SCHEDULE" }, + + /* CAP components */ + { ICAL_VQUERY_COMPONENT, "VQUERY" }, + { ICAL_VCAR_COMPONENT, "VCAR" }, + { ICAL_VCOMMAND_COMPONENT, "VCOMMAND" }, + + /* libical private components */ + { ICAL_XLICINVALID_COMPONENT, "X-LIC-UNKNOWN" }, + { ICAL_XLICMIMEPART_COMPONENT, "X-LIC-MIME-PART" }, + { ICAL_ANY_COMPONENT, "ANY" }, + { ICAL_XROOT_COMPONENT, "XROOT" }, + + /* End of list */ + { ICAL_NO_COMPONENT, "" }, +}; + + + +const char* icalcomponent_kind_to_string(icalcomponent_kind kind) +{ + int i; + + for (i=0; component_map[i].kind != ICAL_NO_COMPONENT; i++) { + if (component_map[i].kind == kind) { + return component_map[i].name; + } + } + + return 0; + +} + +icalcomponent_kind icalcomponent_string_to_kind(const char* string) +{ + int i; + + if (string ==0 ) { + return ICAL_NO_COMPONENT; + } + + for (i=0; component_map[i].kind != ICAL_NO_COMPONENT; i++) { + if (strcmp(component_map[i].name, string) == 0) { + return component_map[i].kind; + } + } + + return ICAL_NO_COMPONENT; +} + + + +icalcompiter +icalcomponent_begin_component(icalcomponent* component,icalcomponent_kind kind) +{ + struct icalcomponent_impl *impl = (struct icalcomponent_impl*)component; + icalcompiter itr = icalcompiter_null; + pvl_elem i; + + itr.kind = kind; + + icalerror_check_arg_re( (component!=0),"component",icalcompiter_null); + + for( i = pvl_head(impl->components); i != 0; i = pvl_next(itr.iter)) { + + icalcomponent *c = (icalcomponent*) pvl_data(i); + + if (icalcomponent_isa(c) == kind || kind == ICAL_ANY_COMPONENT) { + + itr.iter = i; + + return itr; + } + } + + return icalcompiter_null; +} + +icalcompiter +icalcomponent_end_component(icalcomponent* component,icalcomponent_kind kind) +{ + struct icalcomponent_impl *impl = (struct icalcomponent_impl*)component; + icalcompiter itr; + pvl_elem i; + + itr.kind = kind; + + icalerror_check_arg_re( (component!=0),"component",icalcompiter_null); + + for( i = pvl_tail(impl->components); i != 0; i = pvl_prior(i)) { + + icalcomponent *c = (icalcomponent*) pvl_data(i); + + if (icalcomponent_isa(c) == kind || kind == ICAL_ANY_COMPONENT) { + + itr.iter = pvl_next(i); + + return itr; + } + } + + return icalcompiter_null;; +} + + +icalcomponent* icalcompiter_next(icalcompiter* i) +{ + if (i->iter == 0){ + return 0; + } + + icalerror_check_arg_rz( (i!=0),"i"); + + for( i->iter = pvl_next(i->iter); + i->iter != 0; + i->iter = pvl_next(i->iter)) { + + icalcomponent *c = (icalcomponent*) pvl_data(i->iter); + + if (icalcomponent_isa(c) == i->kind + || i->kind == ICAL_ANY_COMPONENT) { + + return icalcompiter_deref(i);; + } + } + + return 0; + +} + +icalcomponent* icalcompiter_prior(icalcompiter* i) +{ + if (i->iter == 0){ + return 0; + } + + for( i->iter = pvl_prior(i->iter); + i->iter != 0; + i->iter = pvl_prior(i->iter)) { + + icalcomponent *c = (icalcomponent*) pvl_data(i->iter); + + if (icalcomponent_isa(c) == i->kind + || i->kind == ICAL_ANY_COMPONENT) { + + return icalcompiter_deref(i);; + } + } + + return 0; + +} +icalcomponent* icalcompiter_deref(icalcompiter* i) +{ + if(i->iter ==0){ + return 0; + } + + return pvl_data(i->iter); +} + +icalcomponent* icalcomponent_get_inner(icalcomponent* comp) +{ + if (icalcomponent_isa(comp) == ICAL_VCALENDAR_COMPONENT){ + return icalcomponent_get_first_real_component(comp); + } else { + return comp; + } +} + + +void icalcomponent_set_dtstart(icalcomponent* comp, struct icaltimetype v) +{ + + icalcomponent *inner = icalcomponent_get_inner(comp); + icalproperty *prop + = icalcomponent_get_first_property(inner, ICAL_DTSTART_PROPERTY); + + + if (prop == 0){ + prop = icalproperty_new_dtstart(v); + icalcomponent_add_property(inner, prop); + } + + icalproperty_set_dtstart(prop,v); + +} + + +struct icaltimetype icalcomponent_get_dtstart(icalcomponent* comp) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + icalproperty *prop + = icalcomponent_get_first_property(inner,ICAL_DTSTART_PROPERTY); + + if (prop == 0){ + return icaltime_null_time(); + } + + return icalproperty_get_dtstart(prop); +} + + +struct icaltimetype icalcomponent_get_dtend(icalcomponent* comp) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + + icalproperty *end_prop + = icalcomponent_get_first_property(inner,ICAL_DTEND_PROPERTY); + + icalproperty *dur_prop + = icalcomponent_get_first_property(inner, ICAL_DURATION_PROPERTY); + + + if( end_prop == 0 && dur_prop == 0){ + return icaltime_null_time(); + } else if ( end_prop != 0) { + return icalproperty_get_dtend(end_prop); + } else if ( dur_prop != 0) { + + struct icaltimetype start = + icalcomponent_get_dtstart(inner); + struct icaldurationtype duration = + icalproperty_get_duration(dur_prop); + + struct icaltimetype end = icaltime_add(start,duration); + + return end; + + } else { + /* Error, both duration and dtend have been specified */ + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + return icaltime_null_time(); + + } + +} + + +void icalcomponent_set_dtend(icalcomponent* comp, struct icaltimetype v) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + + icalproperty *end_prop + = icalcomponent_get_first_property(inner,ICAL_DTEND_PROPERTY); + + icalproperty *dur_prop + = icalcomponent_get_first_property(inner,ICAL_DURATION_PROPERTY); + + + if( end_prop == 0 && dur_prop == 0){ + end_prop = icalproperty_new_dtend(v); + icalcomponent_add_property(inner,end_prop); + } else if ( end_prop != 0) { + icalproperty_set_dtend(end_prop,v); + } else if ( dur_prop != 0) { + struct icaltimetype start = + icalcomponent_get_dtstart(inner); + + struct icaltimetype end = + icalcomponent_get_dtend(inner); + + struct icaldurationtype dur + = icaltime_subtract(end,start); + + icalproperty_set_duration(dur_prop,dur); + + } else { + /* Error, both duration and dtend have been specified */ + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + } +} + +void icalcomponent_set_duration(icalcomponent* comp, + struct icaldurationtype v) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + + icalproperty *end_prop + = icalcomponent_get_first_property(inner,ICAL_DTEND_PROPERTY); + + icalproperty *dur_prop + = icalcomponent_get_first_property(inner,ICAL_DURATION_PROPERTY); + + + if( end_prop == 0 && dur_prop == 0){ + dur_prop = icalproperty_new_duration(v); + icalcomponent_add_property(inner, dur_prop); + } else if ( end_prop != 0) { + struct icaltimetype start = + icalcomponent_get_dtstart(inner); + + struct icaltimetype new_end = icaltime_add(start,v); + + icalproperty_set_dtend(end_prop,new_end); + + } else if ( dur_prop != 0) { + icalproperty_set_duration(dur_prop,v); + } else { + /* Error, both duration and dtend have been specified */ + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + } +} + +struct icaldurationtype icalcomponent_get_duration(icalcomponent* comp) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + + icalproperty *end_prop + = icalcomponent_get_first_property(inner,ICAL_DTEND_PROPERTY); + + icalproperty *dur_prop + = icalcomponent_get_first_property(inner,ICAL_DURATION_PROPERTY); + + struct icaldurationtype null_duration; + memset(&null_duration,0,sizeof(struct icaldurationtype)); + + + if( end_prop == 0 && dur_prop == 0){ + return null_duration; + } else if ( end_prop != 0) { + struct icaltimetype start = + icalcomponent_get_dtstart(inner); + time_t startt = icaltime_as_timet(start); + + struct icaltimetype end = + icalcomponent_get_dtend(inner); + time_t endt = icaltime_as_timet(end); + + return icaldurationtype_from_int(endt-startt); + } else if ( dur_prop != 0) { + return icalproperty_get_duration(dur_prop); + } else { + /* Error, both duration and dtend have been specified */ + icalerror_set_errno(ICAL_MALFORMEDDATA_ERROR); + return null_duration; + } +} + +void icalcomponent_set_method(icalcomponent* comp, icalproperty_method method) +{ + icalproperty *prop + = icalcomponent_get_first_property(comp, ICAL_METHOD_PROPERTY); + + + if (prop == 0){ + prop = icalproperty_new_method(method); + icalcomponent_add_property(comp, prop); + } + + icalproperty_set_method(prop,method); + +} + +icalproperty_method icalcomponent_get_method(icalcomponent* comp) +{ + icalproperty *prop + = icalcomponent_get_first_property(comp,ICAL_METHOD_PROPERTY); + + if (prop == 0){ + return ICAL_METHOD_NONE; + } + + return icalproperty_get_method(prop); +} + +void icalcomponent_set_dtstamp(icalcomponent* comp, struct icaltimetype v) +{ + + icalcomponent *inner = icalcomponent_get_inner(comp); + icalproperty *prop + = icalcomponent_get_first_property(inner, ICAL_DTSTAMP_PROPERTY); + + + if (prop == 0){ + prop = icalproperty_new_dtstamp(v); + icalcomponent_add_property(inner, prop); + } + + icalproperty_set_dtstamp(prop,v); + +} + + +struct icaltimetype icalcomponent_get_dtstamp(icalcomponent* comp) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + icalproperty *prop + = icalcomponent_get_first_property(inner,ICAL_DTSTAMP_PROPERTY); + + if (prop == 0){ + return icaltime_null_time(); + } + + return icalproperty_get_dtstamp(prop); +} + + +void icalcomponent_set_summary(icalcomponent* comp, const char* v) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + icalproperty *prop + = icalcomponent_get_first_property(inner, ICAL_SUMMARY_PROPERTY); + + if (prop == 0){ + prop = icalproperty_new_summary(v); + icalcomponent_add_property(inner, prop); + } + + icalproperty_set_summary(prop,v); +} + + +const char* icalcomponent_get_summary(icalcomponent* comp) +{ + icalcomponent *inner = icalcomponent_get_inner(comp); + icalproperty *prop + = icalcomponent_get_first_property(inner,ICAL_SUMMARY_PROPERTY); + + if (prop == 0){ + return 0; + } + + return icalproperty_get_summary(prop); + +} + +void icalcomponent_set_comment(icalcomponent* comp, const char* v); +const char* icalcomponent_get_comment(icalcomponent* comp); + +void icalcomponent_set_uid(icalcomponent* comp, const char* v); +const char* icalcomponent_get_uid(icalcomponent* comp); + +void icalcomponent_set_recurrenceid(icalcomponent* comp, + struct icaltimetype v); +struct icaltimetype icalcomponent_get_recurrenceid(icalcomponent* comp); + + + + +icalcomponent* icalcomponent_new_vcalendar() +{ + return icalcomponent_new(ICAL_VCALENDAR_COMPONENT); +} +icalcomponent* icalcomponent_new_vevent() +{ + return icalcomponent_new(ICAL_VEVENT_COMPONENT); +} +icalcomponent* icalcomponent_new_vtodo() +{ + return icalcomponent_new(ICAL_VTODO_COMPONENT); +} +icalcomponent* icalcomponent_new_vjournal() +{ + return icalcomponent_new(ICAL_VJOURNAL_COMPONENT); +} +icalcomponent* icalcomponent_new_valarm() +{ + return icalcomponent_new(ICAL_VALARM_COMPONENT); +} +icalcomponent* icalcomponent_new_vfreebusy() +{ + return icalcomponent_new(ICAL_VFREEBUSY_COMPONENT); +} +icalcomponent* icalcomponent_new_vtimezone() +{ + return icalcomponent_new(ICAL_VTIMEZONE_COMPONENT); +} +icalcomponent* icalcomponent_new_xstandard() +{ + return icalcomponent_new(ICAL_XSTANDARD_COMPONENT); +} +icalcomponent* icalcomponent_new_xdaylight() +{ + return icalcomponent_new(ICAL_XDAYLIGHT_COMPONENT); +} |