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Diffstat (limited to 'libical/src/test/stow.c')
| -rw-r--r-- | libical/src/test/stow.c | 533 |
1 files changed, 533 insertions, 0 deletions
diff --git a/libical/src/test/stow.c b/libical/src/test/stow.c new file mode 100644 index 0000000000..d7629855c5 --- /dev/null +++ b/libical/src/test/stow.c @@ -0,0 +1,533 @@ +/* -*- Mode: C -*- + ====================================================================== + FILE: stow.c + CREATOR: eric 29 April 2000 + + $Id$ + $Locker$ + + (C) COPYRIGHT 2000 Eric Busboom + http://www.softwarestudio.org + + The contents of this file are subject to the Mozilla Public License + Version 1.0 (the "License"); you may not use this file except in + compliance with the License. You may obtain a copy of the License at + http://www.mozilla.org/MPL/ + + Software distributed under the License is distributed on an "AS IS" + basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + the License for the specific language governing rights and + limitations under the License. + + The Initial Developer of the Original Code is Eric Busboom + + ======================================================================*/ + + +#include <stdio.h> +#include <errno.h> +#include <stdio.h> +#include <string.h> +#include <limits.h> /* for PATH_MAX */ +#include <assert.h> +#include <stdlib.h> +#include <sys/utsname.h> /* for uname */ +#include <sys/stat.h> /* for stat */ +#include <unistd.h> /* for stat, getpid */ + +#include "ical.h" +#include "icalcalendar.h" + + +char* program_name; +#define TMPSIZE 2048 + +enum options { + STORE_IN_DIR, + STORE_IN_DB, + INPUT_IS_EMAIL, + INPUT_IS_ICAL, + INPUT_FROM_STDIN, + INPUT_FROM_FILE +}; + +struct options_struct +{ + enum options storage; + enum options input_type; + char* input_file; + char* input_text; + char* calid; + char* caldir; +}; + + + +char* lowercase(char* str) +{ + char* p = 0; + char* new = strdup(str); + + if(str ==0){ + return 0; + } + + for(p = new; *p!=0; p++){ + *p = tolower(*p); + } + + return new; +} + +char* get_local_attendee(struct options_struct *opt) +{ + char attendee[PATH_MAX]; + char* user = getenv("USER"); + + struct utsname uts; + + uname(&uts); + + /* HACK nodename may not be a fully qualified domain name */ + snprintf(attendee,PATH_MAX,"%s@%s",user,uts.nodename); + + return lowercase(attendee); +} + +void usage(char *message) +{ +} + +icalcomponent* get_first_real_component(icalcomponent *comp) +{ + icalcomponent *c; + + for(c = icalcomponent_get_first_component(comp,ICAL_ANY_COMPONENT); + c != 0; + c = icalcomponent_get_next_component(comp,ICAL_ANY_COMPONENT)){ + if (icalcomponent_isa(c) == ICAL_VEVENT_COMPONENT || + icalcomponent_isa(c) == ICAL_VTODO_COMPONENT || + icalcomponent_isa(c) == ICAL_VJOURNAL_COMPONENT ) + { + return c; + } + } + + return 0; +} + + + +char* make_mime(char* to, char* from, char* subject, + char* text_message, char* method, char* ical_message) +{ + size_t size = strlen(to)+strlen(from)+strlen(subject)+ + strlen(text_message)+ strlen(ical_message)+TMPSIZE; + + char mime_part_1[TMPSIZE]; + char mime_part_2[TMPSIZE]; + char content_id[TMPSIZE]; + char boundary[TMPSIZE]; + struct utsname uts; + char* m; + + + if ((m = malloc(sizeof(char)*size)) == 0){ + fprintf(stderr,"%s: Can't allocate memory: %s\n",program_name,strerror(errno)); + exit(1); + } + + uname(&uts); + + srand(time(0)<<getpid()); + sprintf(content_id,"%d-%d@%s",time(0),rand(),uts.nodename); + sprintf(boundary,"%d-%d-%s",time(0),rand(),uts.nodename); + + sprintf(mime_part_1,"Content-ID: %s\n\ +Content-type: text/plain\n\ +Content-Description: Text description of error message\n\n\ +%s\n\n%s", + content_id,text_message,boundary); + + if(ical_message != 0 && method != 0){ + sprintf(mime_part_2,"\nContent-ID: %s\n\ +Content-type: text/calendar; method=%s\n\ +Content-Description: ICal component reply\n\n\ +%s\n\n%s--\n", + content_id,method,ical_message,boundary); + } + + sprintf(m,"To: %s\n\ +From: %s\n\ +Subject: %s\n\ +MIME-Version: 1.0\n\ +Content-ID: %s\n\ +Content-Type: multipart/mixed; boundary=\"%s\"\n\ +\n\ + This is a multimedia message in MIME format\n\ +\n\ +%s +", + to,from,subject,content_id,boundary,boundary, + mime_part_1); + + if(ical_message != 0 && method != 0){ + strcat(m, mime_part_2); + } else { + strcat(m,"--\n"); + } + + return m; +} + +/* The incoming component had fatal errors */ +void return_failure(icalcomponent* comp, char* message, struct options_struct *opt) +{ + + + fputs(make_mime("Dest", "Source", "iMIP error", + message, "reply", + icalcomponent_as_ical_string(comp)),stdout); + +} + +/* The program had a fatal error and could not process the incoming component*/ +void return_error(icalcomponent* comp, char* message, struct options_struct *opt) +{ + + + fputs(make_mime("Dest", "Source", "iMIP system failure", + message, 0,0),stdout); + +} + +char* check_component(icalcomponent* comp, struct options_struct *opt) +{ + static char static_component_error_str[PATH_MAX]; + char* component_error_str=0; + icalcomponent* inner; + int errors = 0; + icalproperty *p; + int found_attendee = 0; + + /* This do/while loop only executes once because it is being used + to fake exceptions */ + + do { + + /* Check that the root component is a VCALENDAR */ + if(icalcomponent_isa(comp) != ICAL_VCALENDAR_COMPONENT){ + strcpy(static_component_error_str, + "Root component is not a VCALENDAR"); + component_error_str = static_component_error_str; + break; + } + + /* Check that the component passes iTIP restrictions */ + + errors = icalcomponent_count_errors(comp); + icalrestriction_check(comp); + + if(errors != icalcomponent_count_errors(comp)){ + strcpy(static_component_error_str, + "The component does not conform to iTIP restrictions"); + component_error_str = static_component_error_str; + break; + } + + /* Check that the component has a METHOD */ + + if (!icalcomponent_get_first_property(comp,ICAL_METHOD_PROPERTY) == 0) + { + strcpy(static_component_error_str, + "Component does not have a METHOD property"); + component_error_str = static_component_error_str; + break; + } + + /* Check for this user as an attendee */ + + + inner = get_first_real_component(comp); + + for(p = icalcomponent_get_first_property(inner,ICAL_ATTENDEE_PROPERTY); + p != 0; + p = icalcomponent_get_next_property(inner,ICAL_ATTENDEE_PROPERTY)){ + + char* s = icalproperty_get_attendee(p); + char* lower_attendee = lowercase(s); + char* local_attendee = get_local_attendee(opt); + + /* Check that attendee begins with "mailto:" */ + if (strncmp(lower_attendee,"mailto:",7) == 0){ + /* skip over the mailto: part */ + lower_attendee += 7; + + if(strcmp(lower_attendee,local_attendee) == 0){ + found_attendee = 1; + } + + lower_attendee -= 7; + + free(local_attendee); + free(lower_attendee); + + } + } + + if (found_attendee == 0){ + char* local_attendee = get_local_attendee(opt); + snprintf(static_component_error_str,PATH_MAX, + "This target user (%s) is not listed as an attendee", + local_attendee ); + component_error_str = static_component_error_str; + free(local_attendee); + + break; + } + + } while(0); + + return component_error_str; +} + +void get_options(int argc, char* argv[], struct options_struct *opt) +{ + opt->storage = STORE_IN_DIR; + opt->input_type = INPUT_FROM_STDIN; + opt->input_file = 0; + opt->input_text = 0; + opt->calid = 0; + opt->caldir = 0; +} + +char* check_options(struct options_struct *opt) +{ + return 0; +} + +void store_component(icalcomponent *comp, icalcalendar* cal, + struct options_struct *opt) +{ + + icalcluster *incoming = 0; + icalerrorenum error; + + incoming = icalcalendar_get_incoming(cal); + + if (incoming == 0){ + fprintf(stderr,"%s: Failed to get incoming component directory: %s\n", + program_name, icalerror_strerror(icalerrno)); + exit(1); + } + + error = icalcluster_add_component(incoming,comp); + + if (error != ICAL_NO_ERROR){ + fprintf(stderr,"%s: Failed to write incoming component: %s\n", + program_name, icalerror_strerror(icalerrno)); + exit(1); + } + + error = icalcluster_commit(incoming); + + if (error != ICAL_NO_ERROR){ + fprintf(stderr,"%s: Failed to commit incoming cluster: %s\n", + program_name, icalerror_strerror(icalerrno)); + exit(1); + } + + return; +} + +enum file_type +{ + ERROR, + NO_FILE, + DIRECTORY, + REGULAR, + OTHER +}; + +enum file_type test_file(char *path) +{ + struct stat sbuf; + enum file_type type; + + errno = 0; + + /* Check if the path already exists and if it is a directory*/ + if (stat(path,&sbuf) != 0){ + + /* A file by the given name does not exist, or there was + another error */ + if(errno == ENOENT) + { + type = NO_FILE; + } else { + type = ERROR; + } + + } else { + /* A file by the given name exists, but is it a directory? */ + + if (S_ISDIR(sbuf.st_mode)){ + type = DIRECTORY; + } else if(S_ISREG(sbuf.st_mode)){ + type = REGULAR; + } else { + type = OTHER; + } + } + + return type; +} + +icalcalendar* get_calendar(icalcomponent* comp, struct options_struct *opt) +{ + + struct stat sbuf; + char calpath[PATH_MAX]; + char facspath[PATH_MAX]; + char* home = getenv("HOME"); + char* user = getenv("USER"); + enum file_type type; + icalcalendar* cal; + + snprintf(facspath,PATH_MAX,"%s/.facs",home); + + type = test_file(facspath); + + errno = 0; + if (type == NO_FILE){ + + if(mkdir(facspath,0775) != 0){ + fprintf(stderr,"%s: Failed to create calendar store directory %s: %s\n", + program_name,facspath, strerror(errno)); + exit(1); + } else { + printf("%s: Creating calendar store directory %s\n",program_name,facspath); + } + + } else if(type==REGULAR || type == ERROR){ + fprintf(stderr,"%s: Cannot create calendar store directory %s\n", + program_name,facspath); + exit(1); + } + + + + snprintf(calpath,PATH_MAX,"%s/%s",facspath,user); + + type = test_file(calpath); + + errno = 0; + + if (type == NO_FILE){ + + if(mkdir(calpath,0775) != 0){ + fprintf(stderr,"%s: Failed to create calendar directory %s: %s\n", + program_name,calpath, strerror(errno)); + } else { + printf("%s: Creating calendar store directory %s\n",program_name,facspath); + } + } else if(type==REGULAR || type == ERROR){ + fprintf(stderr,"%s: Cannot create calendar directory %s\n", + program_name,calpath); + exit(1); + } + + cal = icalcalendar_new(calpath); + + if(cal == 0){ + fprintf(stderr,"%s: Failed to open calendar at %s: %s", + program_name,calpath,icalerror_strerror(icalerrno)); + exit(1); + } + + return cal; + +} + +char* read_stream(char *s, size_t size, void *d) +{ + char *c = fgets(s,size, (FILE*)d); + + return c; +} + +icalcomponent* read_component(struct options_struct *opt) +{ + FILE *stream; + icalcomponent *comp; + icalparser* parser = icalparser_new(); + char* line; + + if(opt->input_type == INPUT_FROM_FILE){ + stream = fopen(opt->input_file,"r"); + + if (stream == 0){ + perror("Can't open input file"); + exit(1); + } + + } else { + stream = stdin; + } + + assert(stream != 0); + icalparser_set_gen_data(parser,stream); + + do { + line = icalparser_get_line(parser,read_stream); + + comp = icalparser_add_line(parser,line); + + if (comp != 0){ + icalparser_claim(parser); + return comp; + } + + } while ( line != 0); + + if(opt->input_type == INPUT_FROM_FILE){ + fclose(stream); + } + + return comp; + } + +int main(int argc, char* argv[] ) +{ + char* options_error_str; + char* component_error_str; + icalcalendar* cal; + icalcomponent* comp, *reply; + struct options_struct opt; + + program_name = argv[0]; + + get_options(argc, argv, &opt); + + if ( (options_error_str = check_options(&opt)) != 0 ){ + usage(options_error_str); + exit(1); + } + + comp = read_component(&opt); + + if ( (component_error_str = check_component(comp,&opt)) != 0){ + return_failure(comp, component_error_str, &opt); + exit(1); + } + + cal = get_calendar(comp,&opt); + + store_component(comp,cal, &opt); + + icalcomponent_free(comp); + icalcalendar_free(cal); + + exit(0); +} + |