summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--sfeed.c84
1 files changed, 45 insertions, 39 deletions
diff --git a/sfeed.c b/sfeed.c
index 5cff1d5..155af1b 100644
--- a/sfeed.c
+++ b/sfeed.c
@@ -31,9 +31,6 @@ enum ContentType {
};
static const char *contenttypes[] = { "", "plain", "html" };
-static const int FieldSeparator = '\t'; /* output field seperator character */
-static const char *baseurl = "";
-
/* String data / memory pool */
typedef struct string {
char *data; /* data */
@@ -71,11 +68,16 @@ typedef struct feedtag {
typedef struct field {
String str;
enum TagId tagid; /* tagid set previously, used for tag priority */
-} ItemField;
+} FeedField;
+
+enum {
+ FeedFieldTime = 0, FeedFieldTitle, FeedFieldLink, FeedFieldContent,
+ FeedFieldId, FeedFieldAuthor, FeedFieldLast
+};
typedef struct feedcontext {
String *field; /* current FeedItem field String */
- ItemField fields[FieldLast]; /* data for current feed item */
+ FeedField fields[FeedFieldLast]; /* data for current feed item */
enum TagId tagid; /* unique number for parsed tag */
int iscontent; /* in content data */
int iscontenttag; /* in content tag */
@@ -109,34 +111,37 @@ static void xml_handler_start_el(XMLParser *, const char *, size_t);
static void xml_handler_start_el_parsed(XMLParser *, const char *,
size_t, int);
-static FeedContext ctx;
-static XMLParser parser; /* XML parser state */
-
/* map tag type to field */
static int fieldmap[TagLast] = {
/* RSS */
- [RSSTagDcdate] = FieldTimeFormatted,
- [RSSTagPubdate] = FieldTimeFormatted,
- [RSSTagTitle] = FieldTitle,
- [RSSTagMediaDescription] = FieldContent,
- [RSSTagDescription] = FieldContent,
- [RSSTagContentEncoded] = FieldContent,
- [RSSTagGuid] = FieldId,
- [RSSTagLink] = FieldLink,
- [RSSTagAuthor] = FieldAuthor,
- [RSSTagDccreator] = FieldAuthor,
+ [RSSTagDcdate] = FeedFieldTime,
+ [RSSTagPubdate] = FeedFieldTime,
+ [RSSTagTitle] = FeedFieldTitle,
+ [RSSTagMediaDescription] = FeedFieldContent,
+ [RSSTagDescription] = FeedFieldContent,
+ [RSSTagContentEncoded] = FeedFieldContent,
+ [RSSTagGuid] = FeedFieldId,
+ [RSSTagLink] = FeedFieldLink,
+ [RSSTagAuthor] = FeedFieldAuthor,
+ [RSSTagDccreator] = FeedFieldAuthor,
/* Atom */
- [AtomTagUpdated] = FieldTimeFormatted,
- [AtomTagPublished] = FieldTimeFormatted,
- [AtomTagTitle] = FieldTitle,
- [AtomTagMediaDescription] = FieldContent,
- [AtomTagSummary] = FieldContent,
- [AtomTagContent] = FieldContent,
- [AtomTagId] = FieldId,
- [AtomTagLink] = FieldLink,
- [AtomTagAuthor] = FieldAuthor
+ [AtomTagUpdated] = FeedFieldTime,
+ [AtomTagPublished] = FeedFieldTime,
+ [AtomTagTitle] = FeedFieldTitle,
+ [AtomTagMediaDescription] = FeedFieldContent,
+ [AtomTagSummary] = FeedFieldContent,
+ [AtomTagContent] = FeedFieldContent,
+ [AtomTagId] = FeedFieldId,
+ [AtomTagLink] = FeedFieldLink,
+ [AtomTagAuthor] = FeedFieldAuthor
};
+static const int FieldSeparator = '\t'; /* output field seperator character */
+static const char *baseurl = "";
+
+static FeedContext ctx;
+static XMLParser parser; /* XML parser state */
+
/* Unique id for parsed tag. */
static enum TagId
gettag(enum FeedType feedtype, const char *name, size_t namelen)
@@ -429,29 +434,30 @@ printfields(void)
/* parse time, timestamp and formatted timestamp field is empty
* if the parsed time is invalid */
- if (ctx.fields[FieldTimeFormatted].str.data)
- r = parsetime(ctx.fields[FieldTimeFormatted].str.data, timebuf,
- sizeof(timebuf), &t);
+ if (ctx.fields[FeedFieldTime].str.data)
+ r = parsetime(ctx.fields[FeedFieldTime].str.data,
+ timebuf, sizeof(timebuf), &t);
if (r != -1)
printf("%ld", (long)t);
putchar(FieldSeparator);
if (r != -1)
fputs(timebuf, stdout);
putchar(FieldSeparator);
- string_print_trimmed(&ctx.fields[FieldTitle].str);
+ string_print_trimmed(&ctx.fields[FeedFieldTitle].str);
putchar(FieldSeparator);
/* always print absolute urls */
- if (ctx.fields[FieldLink].str.data &&
- absuri(ctx.fields[FieldLink].str.data, baseurl, link, sizeof(link)) != -1)
+ if (ctx.fields[FeedFieldLink].str.data &&
+ absuri(ctx.fields[FeedFieldLink].str.data, baseurl, link,
+ sizeof(link)) != -1)
fputs(link, stdout);
putchar(FieldSeparator);
- string_print_encoded(&ctx.fields[FieldContent].str);
+ string_print_encoded(&ctx.fields[FeedFieldContent].str);
putchar(FieldSeparator);
fputs(contenttypes[ctx.contenttype], stdout);
putchar(FieldSeparator);
- string_print_trimmed(&ctx.fields[FieldId].str);
+ string_print_trimmed(&ctx.fields[FeedFieldId].str);
putchar(FieldSeparator);
- string_print_trimmed(&ctx.fields[FieldAuthor].str);
+ string_print_trimmed(&ctx.fields[FeedFieldAuthor].str);
putchar(FieldSeparator);
fputs(feedtypes[ctx.feedtype], stdout);
putchar('\n');
@@ -498,7 +504,7 @@ xml_handler_attr(XMLParser *p, const char *tag, size_t taglen,
isattr(name, namelen, STRP("href")))
{
/* link href attribute */
- string_append(&ctx.fields[FieldLink].str, value, valuelen);
+ string_append(&ctx.fields[FeedFieldLink].str, value, valuelen);
}
}
}
@@ -628,7 +634,7 @@ xml_handler_start_el(XMLParser *p, const char *name, size_t namelen)
ctx.field = NULL;
return;
}
- ctx.iscontenttag = (fieldmap[ctx.tagid] == FieldContent);
+ ctx.iscontenttag = (fieldmap[ctx.tagid] == FeedFieldContent);
ctx.field = &(ctx.fields[fieldmap[ctx.tagid]].str);
ctx.fields[fieldmap[ctx.tagid]].tagid = tagid;
/* clear field */
@@ -684,7 +690,7 @@ xml_handler_end_el(XMLParser *p, const char *name, size_t namelen, int isshort)
printfields();
/* clear strings */
- for (i = 0; i < FieldLast; i++) {
+ for (i = 0; i < FeedFieldLast; i++) {
string_clear(&ctx.fields[i].str);
ctx.fields[i].tagid = TagUnknown;
}