diff options
Diffstat (limited to 'libical/src/libicalvcal/icalvcal.c')
| -rw-r--r-- | libical/src/libicalvcal/icalvcal.c | 498 |
1 files changed, 498 insertions, 0 deletions
diff --git a/libical/src/libicalvcal/icalvcal.c b/libical/src/libicalvcal/icalvcal.c new file mode 100644 index 0000000000..d21dd4acc6 --- /dev/null +++ b/libical/src/libicalvcal/icalvcal.c @@ -0,0 +1,498 @@ +/*====================================================================== + FILE: icalvcal.c + CREATOR: eric 25 May 00 + + $Id$ + + + (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 icalvcal.c + + ======================================================================*/ + +#include "icalvcal.h" +#include <string.h> + +enum datatype { + COMPONENT, + PROPERTY, + PARAMETER, + UNSUPPORTED +}; + + +struct conversion_table_struct { + char* vcalname; + enum datatype type; + void* (*conversion_func)(int icaltype, VObject *o); + int icaltype; +}; + +struct conversion_table_struct conversion_table[]; +void* dc_prop(int icaltype, VObject *object); + +static void traverse_objects(VObject *object,icalcomponent* last_comp, + icalproperty* last_prop) +{ + VObjectIterator iterator; + char* name = "[No Name]"; + icalcomponent* subc = 0; + int i; + + if ( vObjectName(object)== 0){ + printf("ERROR, object has no name"); + assert(0); + return; + } + + name = (char*)vObjectName(object); + + /* Lookup this object in the conversion table */ + for (i = 0; conversion_table[i].vcalname != 0; i++){ + if(strcmp(conversion_table[i].vcalname, name) == 0){ + break; + } + } + + if (conversion_table[i].vcalname == 0){ + + /* Handle X properties */ + if(strncmp(name, "X-",2) == 0){ + icalproperty* prop = (icalproperty*)dc_prop(ICAL_X_PROPERTY,object); + icalproperty_set_x_name(prop,name); + icalcomponent_add_property(last_comp,prop); + } else { + assert(0); + return; + } + + } else { + + /* The vCal property is in the table, and it is not an X + property, so try to convert it to an iCal component, + property or parameter. */ + + switch(conversion_table[i].type){ + + + case COMPONENT: { + subc = + (icalcomponent*)(conversion_table[i].conversion_func + (conversion_table[i].icaltype, + object)); + + icalcomponent_add_component(last_comp,subc); + + assert(subc!=0); + + break; + } + + case PROPERTY: { + + if (vObjectValueType(object) && + conversion_table[i].conversion_func != 0 ) { + + icalproperty* prop = + (icalproperty*)(conversion_table[i].conversion_func + (conversion_table[i].icaltype, + object)); + + icalcomponent_add_property(last_comp,prop); + last_prop = prop; + + } + break; + } + + case PARAMETER: { + break; + } + + case UNSUPPORTED: { + + /* If the property is listed as UNSUPPORTED, insert a + X_LIC_ERROR property to note this fact. */ + + char temp[1024]; + char* message = "Unsupported vCal property"; + icalparameter *error_param; + icalproperty *error_prop; + + snprintf(temp,1024,"%s: %s",message,name); + + error_param = icalparameter_new_xlicerrortype( + ICAL_XLICERRORTYPE_UNKVCALPROP + ); + + error_prop = icalproperty_new_xlicerror(temp); + icalproperty_add_parameter(error_prop, error_param); + + icalcomponent_add_property(last_comp,error_prop); + + break; + } + } + } + + + /* Now, step down into the next vCalproperty */ + + initPropIterator(&iterator,object); + while (moreIteration(&iterator)) { + VObject *eachProp = nextVObject(&iterator); + + /* If 'object' is a component, then the next traversal down + should use it as the 'last_comp' */ + + if(subc!=0){ + traverse_objects(eachProp,subc,last_prop); + + } else { + traverse_objects(eachProp,last_comp,last_prop); + } + } +} + +icalcomponent* icalvcal_convert(VObject *object){ + + char* name = (char*)vObjectName(object); + icalcomponent* container = icalcomponent_new(ICAL_XROOT_COMPONENT); + icalcomponent* root; + + icalerror_check_arg_rz( (object!=0),"Object"); + + /* The root object must be a VCALENDAR */ + if(*name==0 || strcmp(name,VCCalProp) != 0){ + return 0; /* HACK. Should return an error */ + } + + + traverse_objects(object,container,0); + + /* HACK. I am using the extra 'container' component because I am + lazy. I know there is a way to get rid of it, but I did not care + to find it. */ + + root = icalcomponent_get_first_component(container,ICAL_ANY_COMPONENT); + + icalcomponent_remove_component(container, root); + icalcomponent_free(container); + + return root; + +} + +/* comp() is useful for most components, but alarm, daylight and + * timezone are different. In vcal, they are properties, and in ical, + * they are components. Although because of the way that vcal treats + * everything as a property, alarm_comp() daylight_comp() and + * timezone_comp() may not really be necessary, I think it would be + * easier to use them. */ + +void* comp(int icaltype, VObject *o) +{ + icalcomponent_kind kind = (icalcomponent_kind)icaltype; + + icalcomponent* c = icalcomponent_new(kind); + + return (void* )c; +} + +void* alarm_comp(int icaltype, VObject *o) +{ + icalcomponent_kind kind = (icalcomponent_kind)icaltype; + + icalcomponent* c = icalcomponent_new(kind); + + return (void*)c; +} + +void* daylight_comp(int icaltype, VObject *o) +{ + icalcomponent_kind kind = (icalcomponent_kind)icaltype; + + icalcomponent* c = icalcomponent_new(kind); + + return (void*)c; +} + +void* timezone_comp(int icaltype, VObject *o) +{ + icalcomponent_kind kind = (icalcomponent_kind)icaltype; + + icalcomponent* c = icalcomponent_new(kind); + + return (void*)c; +} + + +/* These #defines indicate conversion routines that are not defined yet. */ + +#define categories_prop 0 +#define transp_prop 0 +#define status_prop 0 + +#define parameter 0 +#define rsvp_parameter 0 + + + +/* directly convertable property. The string representation of vcal is + the same as ical */ + +void* dc_prop(int icaltype, VObject *object) +{ + icalproperty_kind kind = (icalproperty_kind)icaltype; + icalproperty *prop; + icalvalue *value; + icalvalue_kind value_kind; + char *s,*t=0; + + prop = icalproperty_new(kind); + + value_kind = + icalenum_property_kind_to_value_kind( + icalproperty_isa(prop)); + + + switch (vObjectValueType(object)) { + case VCVT_USTRINGZ: { + s = t = fakeCString(vObjectUStringZValue(object)); + break; + } + case VCVT_STRINGZ: { + s = (char*)vObjectStringZValue(object); + break; + } + } + + value = icalvalue_new_from_string(value_kind,s); + + if(t!=0){ + deleteStr(t); + } + + icalproperty_set_value(prop,value); + + return (void*)prop; +} + + +/* My extraction program screwed up, so this table does not have all +of the vcal properties in it. I didn't feel like re-doing the entire +table, so you'll have to find the missing properties the hard way -- +the code will assert */ + +struct conversion_table_struct conversion_table[] = +{ +{VCCalProp, COMPONENT, comp, ICAL_VCALENDAR_COMPONENT}, +{VCTodoProp, COMPONENT, comp, ICAL_VTODO_COMPONENT}, +{VCEventProp, COMPONENT, comp, ICAL_VEVENT_COMPONENT}, +{VCAAlarmProp, COMPONENT, alarm_comp, ICAL_XAUDIOALARM_COMPONENT}, +{VCDAlarmProp, COMPONENT, alarm_comp, ICAL_XDISPLAYALARM_COMPONENT}, +{VCMAlarmProp, COMPONENT, alarm_comp, ICAL_XEMAILALARM_COMPONENT}, +{VCPAlarmProp, COMPONENT, alarm_comp, ICAL_XPROCEDUREALARM_COMPONENT}, +{VCDayLightProp, COMPONENT, daylight_comp,0}, +{VCTimeZoneProp, COMPONENT, timezone_comp, ICAL_VTIMEZONE_COMPONENT}, +{VCProdIdProp, PROPERTY, dc_prop, ICAL_PRODID_PROPERTY}, +{VCClassProp, PROPERTY, dc_prop, ICAL_CLASS_PROPERTY}, +{VCDCreatedProp, PROPERTY, dc_prop, ICAL_CREATED_PROPERTY}, +{VCDescriptionProp, PROPERTY, dc_prop, ICAL_DESCRIPTION_PROPERTY}, +{VCAttendeeProp, PROPERTY, dc_prop, ICAL_ATTENDEE_PROPERTY}, +{VCCategoriesProp, PROPERTY, categories_prop,ICAL_CATEGORIES_PROPERTY}, +{VCDTendProp, PROPERTY, dc_prop, ICAL_DTEND_PROPERTY}, +{VCDTstartProp, PROPERTY, dc_prop, ICAL_DTSTART_PROPERTY}, +{VCDueProp, PROPERTY, dc_prop, ICAL_DUE_PROPERTY}, +{VCLocationProp, PROPERTY, dc_prop, ICAL_LOCATION_PROPERTY}, +{VCSummaryProp, PROPERTY, dc_prop, ICAL_SUMMARY_PROPERTY}, +{VCVersionProp, PROPERTY, dc_prop, ICAL_VERSION_PROPERTY}, +{VCTranspProp, PROPERTY, transp_prop, ICAL_TRANSP_PROPERTY}, +{VCUniqueStringProp, PROPERTY, dc_prop, ICAL_UID_PROPERTY}, +{VCURLProp, PROPERTY, dc_prop, ICAL_URL_PROPERTY}, +{VCLastModifiedProp, PROPERTY, dc_prop, ICAL_LASTMODIFIED_PROPERTY}, +{VCSequenceProp, PROPERTY, dc_prop, ICAL_SEQUENCE_PROPERTY}, +{VCPriorityProp, PROPERTY, dc_prop, ICAL_PRIORITY_PROPERTY}, +{VCStatusProp, PROPERTY, status_prop, ICAL_STATUS_PROPERTY}, +{VCRSVPProp, UNSUPPORTED, rsvp_parameter,ICAL_RSVP_PARAMETER }, +{VCEncodingProp, UNSUPPORTED, parameter, ICAL_ENCODING_PARAMETER}, +{VCRoleProp, UNSUPPORTED, parameter, ICAL_ROLE_PARAMETER}, +{VCStatusProp, UNSUPPORTED, parameter, ICAL_STATUS_PROPERTY}, +{VCQuotedPrintableProp,UNSUPPORTED,0, 0}, +{VC7bitProp, UNSUPPORTED,0, 0}, +{VC8bitProp, UNSUPPORTED,0, 0}, +{VCAdditionalNamesProp,UNSUPPORTED,0, 0}, +{VCAdrProp, UNSUPPORTED,0, 0}, +{VCAgentProp, UNSUPPORTED,0, 0}, +{VCAIFFProp, UNSUPPORTED,0, 0}, +{VCAOLProp, UNSUPPORTED,0, 0}, +{VCAppleLinkProp, UNSUPPORTED,0, 0}, +{VCAttachProp, UNSUPPORTED,0, 0}, +{VCATTMailProp, UNSUPPORTED,0, 0}, +{VCAudioContentProp, UNSUPPORTED,0, 0}, +{VCAVIProp, UNSUPPORTED,0, 0}, +{VCBase64Prop, UNSUPPORTED,0, 0}, +{VCBBSProp, UNSUPPORTED,0, 0}, +{VCBirthDateProp, UNSUPPORTED,0, 0}, +{VCBMPProp, UNSUPPORTED,0, 0}, +{VCBodyProp, UNSUPPORTED,0, 0}, +{VCCaptionProp, UNSUPPORTED,0, 0}, +{VCCarProp, UNSUPPORTED,0, 0}, +{VCCellularProp, UNSUPPORTED,0, 0}, +{VCCGMProp, UNSUPPORTED,0, 0}, +{VCCharSetProp, UNSUPPORTED,0, 0}, +{VCCIDProp, UNSUPPORTED,0, 0}, +{VCCISProp, UNSUPPORTED,0, 0}, +{VCCityProp, UNSUPPORTED,0, 0}, +{VCCommentProp, UNSUPPORTED,0, 0}, +{VCCompletedProp, UNSUPPORTED,0, 0}, +{VCCountryNameProp, UNSUPPORTED,0, 0}, +{VCDataSizeProp, UNSUPPORTED,0, 0}, +{VCDeliveryLabelProp, UNSUPPORTED,0, 0}, +{VCDIBProp, UNSUPPORTED,0, 0}, +{VCDisplayStringProp, UNSUPPORTED,0, 0}, +{VCDomesticProp, UNSUPPORTED,0, 0}, +{VCEmailAddressProp, UNSUPPORTED,0, 0}, +{VCEndProp, UNSUPPORTED,0, 0}, +{VCEWorldProp, UNSUPPORTED,0, 0}, +{VCExNumProp, UNSUPPORTED,0, 0}, +{VCExpDateProp, UNSUPPORTED,0, 0}, +{VCExpectProp, UNSUPPORTED,0, 0}, +{VCFamilyNameProp, UNSUPPORTED,0, 0}, +{VCFaxProp, UNSUPPORTED,0, 0}, +{VCFullNameProp, UNSUPPORTED,0, 0}, +{VCGeoProp, UNSUPPORTED,0, 0}, +{VCGeoLocationProp, UNSUPPORTED,0, 0}, +{VCGIFProp, UNSUPPORTED,0, 0}, +{VCGivenNameProp, UNSUPPORTED,0, 0}, +{VCGroupingProp, UNSUPPORTED,0, 0}, +{VCHomeProp, UNSUPPORTED,0, 0}, +{VCIBMMailProp, UNSUPPORTED,0, 0}, +{VCInlineProp, UNSUPPORTED,0, 0}, +{VCInternationalProp, UNSUPPORTED,0, 0}, +{VCInternetProp, UNSUPPORTED,0, 0}, +{VCISDNProp, UNSUPPORTED,0, 0}, +{VCJPEGProp, UNSUPPORTED,0, 0}, +{VCLanguageProp, UNSUPPORTED,0, 0}, +{VCLastRevisedProp, UNSUPPORTED,0, 0}, +{VCLogoProp, UNSUPPORTED,0, 0}, +{VCMailerProp, UNSUPPORTED,0, 0}, +{VCMCIMailProp, UNSUPPORTED,0, 0}, +{VCMessageProp, UNSUPPORTED,0, 0}, +{VCMETProp, UNSUPPORTED,0, 0}, +{VCModemProp, UNSUPPORTED,0, 0}, +{VCMPEG2Prop, UNSUPPORTED,0, 0}, +{VCMPEGProp, UNSUPPORTED,0, 0}, +{VCMSNProp, UNSUPPORTED,0, 0}, +{VCNamePrefixesProp, UNSUPPORTED,0, 0}, +{VCNameProp, UNSUPPORTED,0, 0}, +{VCNameSuffixesProp, UNSUPPORTED,0, 0}, +{VCNoteProp, UNSUPPORTED,0, 0}, +{VCOrgNameProp, UNSUPPORTED,0, 0}, +{VCOrgProp, UNSUPPORTED,0, 0}, +{VCOrgUnit2Prop, UNSUPPORTED,0, 0}, +{VCOrgUnit3Prop, UNSUPPORTED,0, 0}, +{VCOrgUnit4Prop, UNSUPPORTED,0, 0}, +{VCOrgUnitProp, UNSUPPORTED,0, 0}, +{VCPagerProp, UNSUPPORTED,0, 0}, +{VCParcelProp, UNSUPPORTED,0, 0}, +{VCPartProp, UNSUPPORTED,0, 0}, +{VCPCMProp, UNSUPPORTED,0, 0}, +{VCPDFProp, UNSUPPORTED,0, 0}, +{VCPGPProp, UNSUPPORTED,0, 0}, +{VCPhotoProp, UNSUPPORTED,0, 0}, +{VCPICTProp, UNSUPPORTED,0, 0}, +{VCPMBProp, UNSUPPORTED,0, 0}, +{VCPostalBoxProp, UNSUPPORTED,0, 0}, +{VCPostalCodeProp, UNSUPPORTED,0, 0}, +{VCPostalProp, UNSUPPORTED,0, 0}, +{VCPowerShareProp, UNSUPPORTED,0, 0}, +{VCPreferredProp, UNSUPPORTED,0, 0}, +{VCProcedureNameProp, UNSUPPORTED,0, 0}, +{VCProdigyProp, UNSUPPORTED,0, 0}, +{VCPronunciationProp, UNSUPPORTED,0, 0}, +{VCPSProp, UNSUPPORTED,0, 0}, +{VCPublicKeyProp, UNSUPPORTED,0, 0}, +{VCQPProp, UNSUPPORTED,0, 0}, +{VCQuickTimeProp, UNSUPPORTED,0, 0}, +{VCRDateProp, UNSUPPORTED,0, 0}, +{VCRegionProp, UNSUPPORTED,0, 0}, +{VCRepeatCountProp, UNSUPPORTED,0, 0}, +{VCResourcesProp, UNSUPPORTED,0, 0}, +{VCRNumProp, UNSUPPORTED,0, 0}, +{VCRRuleProp, UNSUPPORTED,0, 0}, +{VCRunTimeProp, UNSUPPORTED,0, 0}, +{VCSnoozeTimeProp, UNSUPPORTED,0, 0}, +{VCStartProp, UNSUPPORTED,0, 0}, +{VCStreetAddressProp, UNSUPPORTED,0, 0}, +{VCSubTypeProp, UNSUPPORTED,0, 0}, +{VCTelephoneProp, UNSUPPORTED,0, 0}, +{VCTIFFProp, UNSUPPORTED,0, 0}, +{VCTitleProp, UNSUPPORTED,0, 0}, +{VCTLXProp, UNSUPPORTED,0, 0}, +{VCURLValueProp, UNSUPPORTED,0, 0}, +{VCValueProp, UNSUPPORTED,0, 0}, +{VCVideoProp, UNSUPPORTED,0, 0}, +{VCVoiceProp, UNSUPPORTED,0, 0}, +{VCWAVEProp, UNSUPPORTED,0, 0}, +{VCWMFProp, UNSUPPORTED,0, 0}, +{VCWorkProp, UNSUPPORTED,0, 0}, +{VCX400Prop, UNSUPPORTED,0, 0}, +{VCX509Prop, UNSUPPORTED,0, 0}, +{VCXRuleProp, UNSUPPORTED,0, 0}, +{0,0,0,0} +}; + + +#if 0 + switch (vObjectValueType(object)) { + case VCVT_USTRINGZ: { + char c; + char *t,*s; + s = t = fakeCString(vObjectUStringZValue(object)); + printf(" ustringzstring:%s\n",s); + deleteStr(s); + break; + } + case VCVT_STRINGZ: { + char c; + const char *s = vObjectStringZValue(object); + printf(" stringzstring:%s\n",s); + break; + } + case VCVT_UINT: + { + int i = vObjectIntegerValue(object); + printf(" int:%d\n",i); + break; + } + case VCVT_ULONG: + { + long l = vObjectLongValue(object); + printf(" int:%d\n",l); + break; + } + case VCVT_VOBJECT: + { + printf("ERROR, should not get here\n"); + break; + } + case VCVT_RAW: + case 0: + default: + break; + } + +#endif |