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Implement plain view

This implements a way to access plain blobs by path (similar to the
tree view) instead of by sha1.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>
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1 parent 02a545e commit e5da4bca54574522b28f88cab0dc8ebad9e35a73 @hjemli hjemli committed Aug 6, 2008
Showing with 106 additions and 0 deletions.
  1. +1 −0 Makefile
  2. +1 −0 cgit.c
  3. +1 −0 cgit.h
  4. +7 −0 cmd.c
  5. +5 −0 html.c
  6. +1 −0 html.h
  7. +82 −0 ui-plain.c
  8. +6 −0 ui-plain.h
  9. +2 −0 ui-shared.c
View
@@ -61,6 +61,7 @@ OBJECTS += ui-commit.o
OBJECTS += ui-diff.o
OBJECTS += ui-log.o
OBJECTS += ui-patch.o
+OBJECTS += ui-plain.o
OBJECTS += ui-refs.o
OBJECTS += ui-repolist.o
OBJECTS += ui-shared.o
View
@@ -187,6 +187,7 @@ static void prepare_context(struct cgit_context *ctx)
ctx->page.mimetype = "text/html";
ctx->page.charset = PAGE_ENCODING;
ctx->page.filename = NULL;
+ ctx->page.size = 0;
ctx->page.modified = time(NULL);
ctx->page.expires = ctx->page.modified;
}
View
@@ -165,6 +165,7 @@ struct cgit_config {
struct cgit_page {
time_t modified;
time_t expires;
+ size_t size;
char *mimetype;
char *charset;
char *filename;
View
@@ -16,6 +16,7 @@
#include "ui-diff.h"
#include "ui-log.h"
#include "ui-patch.h"
+#include "ui-plain.h"
#include "ui-refs.h"
#include "ui-repolist.h"
#include "ui-snapshot.h"
@@ -85,6 +86,11 @@ static void patch_fn(struct cgit_context *ctx)
cgit_print_patch(ctx->qry.sha1);
}
+static void plain_fn(struct cgit_context *ctx)
+{
+ cgit_print_plain(ctx);
+}
+
static void refs_fn(struct cgit_context *ctx)
{
cgit_print_refs();
@@ -128,6 +134,7 @@ struct cgit_cmd *cgit_get_cmd(struct cgit_context *ctx)
def_cmd(ls_cache, 0, 0),
def_cmd(objects, 1, 0),
def_cmd(patch, 1, 0),
+ def_cmd(plain, 1, 0),
def_cmd(refs, 1, 1),
def_cmd(repolist, 0, 0),
def_cmd(snapshot, 1, 0),
View
@@ -35,6 +35,11 @@ char *fmt(const char *format, ...)
return buf[bufidx];
}
+void html_raw(const char *data, size_t size)
+{
+ write(htmlfd, data, size);
+}
+
void html(const char *txt)
{
write(htmlfd, txt, strlen(txt));
View
@@ -3,6 +3,7 @@
extern int htmlfd;
+extern void html_raw(const char *txt, size_t size);
extern void html(const char *txt);
extern void htmlf(const char *format,...);
extern void html_status(int code, int more_headers);
View
@@ -0,0 +1,82 @@
+/* ui-plain.c: functions for output of plain blobs by path
+ *
+ * Copyright (C) 2008 Lars Hjemli
+ *
+ * Licensed under GNU General Public License v2
+ * (see COPYING for full license text)
+ */
+
+#include "cgit.h"
+#include "html.h"
+#include "ui-shared.h"
+
+char *curr_rev;
+char *match_path;
+int match;
+
+static void print_object(const unsigned char *sha1, const char *path)
+{
+ enum object_type type;
+ char *buf;
+ size_t size;
+
+ type = sha1_object_info(sha1, &size);
+ if (type == OBJ_BAD) {
+ html_status(404, 0);
+ return;
+ }
+
+ buf = read_sha1_file(sha1, &type, &size);
+ if (!buf) {
+ html_status(404, 0);
+ return;
+ }
+ ctx.page.mimetype = "text/plain";
+ ctx.page.filename = fmt("%s", path);
+ ctx.page.size = size;
+ cgit_print_http_headers(&ctx);
+ html_raw(buf, size);
+ match = 1;
+}
+
+static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
+ const char *pathname, unsigned mode, int stage,
+ void *cbdata)
+{
+ fprintf(stderr, "[cgit] walk_tree.pathname=%s", pathname);
+
+ if (!pathname || strcmp(match_path, pathname))
+ return READ_TREE_RECURSIVE;
+
+ if (S_ISREG(mode))
+ print_object(sha1, pathname);
+
+ return 0;
+}
+
+void cgit_print_plain(struct cgit_context *ctx)
+{
+ const char *rev = ctx->qry.sha1;
+ unsigned char sha1[20];
+ struct commit *commit;
+ const char *paths[] = {ctx->qry.path, NULL};
+
+ if (!rev)
+ rev = ctx->qry.head;
+
+ curr_rev = xstrdup(rev);
+ if (get_sha1(rev, sha1)) {
+ html_status(404, 0);
+ return;
+ }
+ commit = lookup_commit_reference(sha1);
+ if (!commit || parse_commit(commit)) {
+ html_status(404, 0);
+ return;
+ }
+ match_path = ctx->qry.path;
+ fprintf(stderr, "[cgit] match_path=%s", match_path);
+ read_tree_recursive(commit->tree, NULL, 0, 0, paths, walk_tree, NULL);
+ if (!match)
+ html_status(404, 0);
+}
View
@@ -0,0 +1,6 @@
+#ifndef UI_PLAIN_H
+#define UI_PLAIN_H
+
+extern void cgit_print_plain(struct cgit_context *ctx);
+
+#endif /* UI_PLAIN_H */
View
@@ -418,6 +418,8 @@ void cgit_print_http_headers(struct cgit_context *ctx)
ctx->page.charset);
else if (ctx->page.mimetype)
htmlf("Content-Type: %s\n", ctx->page.mimetype);
+ if (ctx->page.size)
+ htmlf("Content-Length: %ld\n", ctx->page.size);
if (ctx->page.filename)
htmlf("Content-Disposition: inline; filename=\"%s\"\n",
ctx->page.filename);

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