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-rw-r--r--src/bin/cuturl.c273
1 files changed, 192 insertions, 81 deletions
diff --git a/src/bin/cuturl.c b/src/bin/cuturl.c
index 945d640..4a2f3f5 100644
--- a/src/bin/cuturl.c
+++ b/src/bin/cuturl.c
@@ -1,5 +1,7 @@
+
#include <stdio.h>
#include <string.h>
+#include <stdlib.h>
/*
schemes are case sensitive but cononicals are lower case.
domain is case insensitive. return it lowercased.
@@ -19,7 +21,7 @@
#define DEFAULT_PORT "80"
#define DEFAULT_QUERY_STRING ""
#define DEFAULT_FRAGMENT_ID ""
-*/
+
#define DEFAULT_SCHEME "DEFAULT"
#define DEFAULT_USERNAME "DEFAULT"
#define DEFAULT_PASSWORD "DEFAULT"
@@ -27,9 +29,32 @@
#define DEFAULT_PATH "DEFAULT"
#define DEFAULT_QUERY_STRING "DEFAULT"
#define DEFAULT_FRAGMENT_ID "DEFAULT"
+*/
+
+#define AorB(a,b) ((a)?(a):(b))
+
+#define DEFAULT_SCHEME AorB(getenv("CUTURL_SCHEME"),"DEFAULT")
+#define DEFAULT_USERNAME AorB(getenv("CUTURL_USERNAME"),"DEFAULT")
+#define DEFAULT_PASSWORD AorB(getenv("CUTURL_PASSWORD"),"DEFAULT")
+#define DEFAULT_PORT AorB(getenv("CUTURL_PORT"),"DEFAULT")
+#define DEFAULT_PATH AorB(getenv("CUTURL_PATH"),"DEFAULT")
+#define DEFAULT_QUERY_STRING AorB(getenv("CUTURL_QUERY_STRING"),"DEFAULT")
+#define DEFAULT_FRAGMENT_ID AorB(getenv("CUTURL_FRAGMENT_ID"),"DEFAULT")
-int main() {
- char line[1024];
+#define F_SCHEME 1<<0
+#define F_USERNAME 1<<1
+#define F_PASSWORD 1<<2
+#define F_DOMAIN 1<<3
+#define F_PORT 1<<4
+#define F_PATH 1<<5
+#define F_QUERY_STRING 1<<6
+#define F_FRAGMENT_ID 1<<7
+
+char *long_opts[]={"scheme","username","password","domain","port","path","query_string","fragment_id",0};
+char *short_opts[]={"s","u","k","d","P","p","q","f"};
+
+int main(int argc,char *argv[]) {
+ char *line;
char *scheme=0;
char *username=0;
char *password=0;
@@ -38,104 +63,190 @@ int main() {
char *path=0;
char *query_string=0;
char *fragment_id=0;
+ //exactly 8 parts! let's store that in a byte.
+ unsigned char flags=0;
int i;
- fgets(line,sizeof(line),stdin);
- for(i=0;line[i] && line[i] != '\n' && line[i] != '\r';i++);
- line[i]=0;
-
- //split at first single / into line and path
- for(i=0;line[i];i++) {
- if(line[i] == '/' && line[i+1] == '/') {
- i++;
- continue;
- }
- if(line[i] == '/') {
- line[i]=0;
- path=line+i+1;
- break;
+ int size=1024;
+ char using_stdin=1;
+ char malloced=0;
+ if(argc > 0) {
+ if(!strcmp(argv[1],"--help") || !strcmp(argv[1],"-h")) {
+ printf("usage: echo urls | cuturl [options]\n");
+ printf("usage: cuturl [options] url [options] [url]\n\n");
+ printf("options: \n");
+ for(i=0;long_opts[i];i++) {
+ printf(" -%s|--%s\n",short_opts[i],long_opts[i]);
+ }
+ printf("To set default values use environment variables like: CUTURL_[OPTION]\n");
+ return 2;
}
}
+ while(1) {
+ //
+ // todo: add argument parsing
+ //
+ if(!using_stdin) flags=0;
+ if(argc > 0) {
+ for(argc--,argv++;argc>0;argc--,argv++) {
+ for(i=0;long_opts[i];i++) {
+ if(!strncmp(*argv,"--",2)) {
+ if(!strcmp(*argv+2,long_opts[i])) {
+ flags|=(1<<i);
+ break;
+ }
+ }
+ else if(**argv=='-') {
+ if(*(*argv+1)==*short_opts[i]) {
+ flags|=(1<<i);
+ break;
+ }
+ }
+ }
+ if(long_opts[i]) continue;
+ line=*argv;
+ using_stdin=0;
+ argc--;
+ argv++;
+ break;
+ }
+ }
+ if(using_stdin) {
+ line=malloc(size);
+ malloced=1;
+ if(!fgets(line,size,stdin)) {
+ return 0;
+ }
+ }
+ if(!line) return 0;
+ for(i=0;line[i] && line[i] != '\n' && line[i] != '\r';i++);
+ line[i]=0;
- if(path) {
- if(strchr(path,'?')) {
- query_string=strchr(path,'?');
- *query_string=0;
- query_string++;
+ //split at first single / into line and path
+ for(i=0;line[i];i++) {
+ if(line[i] == '/' && line[i+1] == '/') {
+ i++;
+ continue;
+ }
+ if(line[i] == '/') {
+ line[i]=0;
+ path=line+i+1;
+ break;
+ }
}
- }
- if(query_string) {
- if(strchr(query_string,'#')) {
- fragment_id=strchr(query_string,'#');
- *fragment_id=0;
- fragment_id++;
+ if(path) {
+ if(strchr(path,'?')) {
+ query_string=strchr(path,'?');
+ *query_string=0;
+ query_string++;
+ }
}
- }
- if(strstr(line,"://")) {
- scheme=line;
- domain=strstr(line,"://");
- *domain=0;
- domain+=3;
- } else {
- domain=line;
- }
+ if(query_string) {
+ if(strchr(query_string,'#')) {
+ fragment_id=strchr(query_string,'#');
+ *fragment_id=0;
+ fragment_id++;
+ }
+ }
- if(domain) {
- if(strchr(domain,'@')) {
- username=domain;
- domain=strchr(domain,'@');
+ if(strstr(line,"://")) {
+ scheme=line;
+ domain=strstr(line,"://");
*domain=0;
- domain++;
+ domain+=3;
+ } else {
+ domain=line;
}
- }
- if(username) {
- if(strchr(username,':')) {
- password=strchr(username,':');
- *password=0;
- password++;
+ if(domain) {
+ if(strchr(domain,'@')) {
+ username=domain;
+ domain=strchr(domain,'@');
+ *domain=0;
+ domain++;
+ }
}
- }
- if(domain) {
- if(strchr(domain,']')) {
- if(strchr(strchr(domain,']'),':')) {
- port=strchr(strchr(domain,']'),':');
- *port=0;
- port++;
+ if(username) {
+ if(strchr(username,':')) {
+ password=strchr(username,':');
+ *password=0;
+ password++;
}
- } else {
- if(strchr(domain,':')) {
- port=strchr(domain,':');
- *port=0;
- port++;
+ }
+
+ if(domain) {
+ if(strchr(domain,']')) {
+ if(strchr(strchr(domain,']'),':')) {
+ port=strchr(strchr(domain,']'),':');
+ *port=0;
+ port++;
+ }
+ } else {
+ if(strchr(domain,':')) {
+ port=strchr(domain,':');
+ *port=0;
+ port++;
+ }
}
}
- }
- if(domain) {
- if(strchr(domain,'?')) {
- query_string=strchr(domain,'?');
- *query_string=0;
- query_string++;
+ if(domain) {
+ if(strchr(domain,'?')) {
+ query_string=strchr(domain,'?');
+ *query_string=0;
+ query_string++;
+ }
}
- }
- if(!scheme && username) {
- scheme=username;
- username=password;
- password=0;
- }
+ if(!scheme && username) {
+ scheme=username;
+ username=password;
+ password=0;
+ }
+
+ if(!domain) {
+ fprintf(stderr,"how the fuck is this supposed to be a URL?\n");
+ return 1;
+ }
+ // printf("scheme://username:password@domain:port/path?query_string#fragment_id\n\n");
+ //let's set them to what'll get printed now...
+
+ scheme=AorB(scheme,DEFAULT_SCHEME);
+ username=AorB(username,DEFAULT_USERNAME);
+ password=AorB(password,DEFAULT_PASSWORD);
+ //domain=domain; doesn't change. heh.
+ port=AorB(port,DEFAULT_PORT);
+ path=AorB(path,DEFAULT_PATH);
+ query_string=AorB(query_string,DEFAULT_QUERY_STRING);
+ fragment_id=AorB(fragment_id,DEFAULT_FRAGMENT_ID);
-// printf("scheme://username:password@domain:port/path?query_string#fragment_id\n\n");
- printf("scheme: %s\n",scheme);
- printf("username: %s\n",username);
- printf("password: %s\n",password);
- printf("domain: %s\n",domain);
- printf("port: %s\n",port);
- printf("path: %s\n",path);
- printf("query_string: %s\n",query_string);
- printf("fragment_id: %s\n",fragment_id);
+ if(flags) {
+ if(flags&F_SCHEME) printf("%s\n",scheme);
+ if(flags&F_USERNAME) printf("%s\n",username);
+ if(flags&F_PASSWORD) printf("%s\n",password);
+ if(flags&F_DOMAIN) printf("%s\n",domain);
+ if(flags&F_PORT) printf("%s\n",port);
+ if(flags&F_PATH) printf("%s\n",path);
+ if(flags&F_QUERY_STRING) printf("%s\n",query_string);
+ if(flags&F_FRAGMENT_ID) printf("%s\n",fragment_id);
+ } else {
+ printf("scheme: %s\n",scheme);
+ printf("username: %s\n",username);
+ printf("password: %s\n",password);
+ printf("domain: %s\n",domain);
+ printf("port: %s\n",port);
+ printf("path: %s\n",path);
+ printf("query_string: %s\n",query_string);
+ printf("fragment_id: %s\n",fragment_id);
+ }
+ if(malloced) {
+ free(line);
+ malloced=0;
+ } else {
+ line=0;
+ }
+ }
return 0;
}
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